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Gamma Init

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This commit is contained in:
Serge
2024-02-16 15:55:37 +01:00
parent 42a598f177
commit cf84fa0616
103 changed files with 7907 additions and 41 deletions
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36
app/Display/ScreenControl.cs
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@@ -1,4 +1,4 @@
using System.Diagnostics;
using WindowsDisplayAPI;
namespace GHelper.Display
{
@@ -7,6 +7,8 @@ namespace GHelper.Display
public const int MAX_REFRESH = 1000;
public static DisplayGammaRamp? gamma;
public void AutoScreen(bool force = false)
{
if (force || AppConfig.Is("screen_auto"))
@@ -22,6 +24,35 @@ namespace GHelper.Display
}
}
public void SaveGamma()
{
var display = WindowsDisplayAPI.Display.GetDisplays().Where(x => x.DisplayScreen.IsPrimary).FirstOrDefault();
if (display is null) return;
gamma = display.GammaRamp;
Logger.WriteLine("R:" + string.Join("-", display.GammaRamp.Red));
Logger.WriteLine("G:" + string.Join("-", display.GammaRamp.Green));
Logger.WriteLine("B:" + string.Join("-", display.GammaRamp.Blue));
}
public void RestoreGamma()
{
var display = WindowsDisplayAPI.Display.GetDisplays().Where(x => x.DisplayScreen.IsPrimary).FirstOrDefault();
if (gamma is not null) display!.GammaRamp = gamma;
}
public void SetGamma(int brightness = 100, int contrast = 100)
{
var display = WindowsDisplayAPI.Display.GetDisplays().Where(x => x.DisplayScreen.IsPrimary).FirstOrDefault();
var bright = (float)(brightness) / 100;
Logger.WriteLine("Brightness: " + bright.ToString());
display!.GammaRamp = new DisplayGammaRamp(bright, bright, 1);
//ScreenBrightness.Set(60 + (int)(40 * bright));
}
public void SetScreen(int frequency = -1, int overdrive = -1, int miniled = -1)
{
var laptopScreen = ScreenNative.FindLaptopScreen(true);
@@ -71,7 +102,8 @@ namespace GHelper.Display
if (miniled1 >= 0)
{
miniled = (miniled1 == 1) ? 0 : 1;
} else
}
else
{
switch (miniled2)
{

10
app/Properties/Resources.Designer.cs generated
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@@ -210,6 +210,16 @@ namespace GHelper.Properties {
}
}
/// <summary>
/// Looks up a localized resource of type System.Drawing.Bitmap.
/// </summary>
internal static System.Drawing.Bitmap icons8_brightness_32 {
get {
object obj = ResourceManager.GetObject("icons8-brightness-32", resourceCulture);
return ((System.Drawing.Bitmap)(obj));
}
}
/// <summary>
/// Looks up a localized resource of type System.Drawing.Bitmap.
/// </summary>

37
app/Properties/Resources.resx
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@@ -136,6 +136,9 @@
<data name="icons8-bicycle-48 (1)" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-bicycle-48 (1).png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="standard" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\standard.ico;System.Drawing.Icon, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="eco" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\eco.ico;System.Drawing.Icon, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
@@ -163,9 +166,15 @@
<data name="icons8-automation-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-automation-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8-settings-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-settings-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="brightness_up" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\brightness-up.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="brightness_down" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\brightness-down.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8_processor_32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-processor-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
@@ -187,15 +196,9 @@
<data name="icons8-laptop-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-laptop-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="ally" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\ally.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8_remove_64" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-remove-64.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8_share_32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-share-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8_function" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-function-mac-96.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
@@ -229,14 +232,11 @@
<data name="icons8-xbox-rt-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-xbox-rt-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8_controller_96" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-controller-96.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8-fan-48" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-fan-48.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8-settings-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-settings-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
<data name="icons8_controller_96" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-controller-96.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8_maus_32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-maus-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
@@ -250,8 +250,11 @@
<data name="dot_ultimate" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\dot-ultimate.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="brightness_down" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\brightness-down.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
<data name="icons8-heartbeat-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-heartbeat-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="ally" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\ally.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="backlight_up" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\backlight-up.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
@@ -319,8 +322,8 @@
<data name="icons8_software_32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-software-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="standard" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\standard.ico;System.Drawing.Icon, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
<data name="icons8_share_32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-share-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8-soonvibes-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-soonvibes-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
@@ -331,7 +334,7 @@
<data name="icons8-charging-battery-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-charging-battery-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
<data name="icons8-heartbeat-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-heartbeat-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
<data name="icons8-brightness-32" type="System.Resources.ResXFileRef, System.Windows.Forms">
<value>..\Resources\icons8-brightness-32.png;System.Drawing.Bitmap, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a</value>
</data>
</root>

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app/Resources/icons8-brightness-32.png Normal file
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180
app/Settings.Designer.cs generated
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@@ -34,6 +34,7 @@ namespace GHelper
tableLayoutMatrix = new TableLayoutPanel();
comboMatrix = new RComboBox();
comboMatrixRunning = new RComboBox();
comboInterval = new RComboBox();
buttonMatrix = new RButton();
panelMatrixTitle = new Panel();
pictureMatrix = new PictureBox();
@@ -119,7 +120,14 @@ namespace GHelper
panelAllyTitle = new Panel();
pictureAlly = new PictureBox();
labelAlly = new Label();
comboInterval = new RComboBox();
panelGamma = new Panel();
sliderGamma = new Slider();
panelGammaTitle = new Panel();
buttonGammaLoad = new RButton();
buttonGammaSave = new RButton();
labelGamma = new Label();
pictureGamma = new PictureBox();
labelGammaTitle = new Label();
panelMatrix.SuspendLayout();
tableLayoutMatrix.SuspendLayout();
panelMatrixTitle.SuspendLayout();
@@ -158,6 +166,9 @@ namespace GHelper
tableLayoutAlly.SuspendLayout();
panelAllyTitle.SuspendLayout();
((System.ComponentModel.ISupportInitialize)pictureAlly).BeginInit();
panelGamma.SuspendLayout();
panelGammaTitle.SuspendLayout();
((System.ComponentModel.ISupportInitialize)pictureGamma).BeginInit();
SuspendLayout();
//
// panelMatrix
@@ -169,7 +180,7 @@ namespace GHelper
panelMatrix.Controls.Add(panelMatrixTitle);
panelMatrix.Controls.Add(checkMatrix);
panelMatrix.Dock = DockStyle.Top;
panelMatrix.Location = new Point(11, 827);
panelMatrix.Location = new Point(11, 950);
panelMatrix.Margin = new Padding(0);
panelMatrix.Name = "panelMatrix";
panelMatrix.Padding = new Padding(20, 20, 20, 10);
@@ -230,6 +241,21 @@ namespace GHelper
comboMatrixRunning.Size = new Size(248, 40);
comboMatrixRunning.TabIndex = 17;
//
// comboInterval
//
comboInterval.BorderColor = Color.White;
comboInterval.ButtonColor = Color.FromArgb(255, 255, 255);
comboInterval.Dock = DockStyle.Top;
comboInterval.Font = new Font("Segoe UI", 9F, FontStyle.Regular, GraphicsUnit.Point);
comboInterval.FormattingEnabled = true;
comboInterval.ItemHeight = 32;
comboInterval.Location = new Point(7, 75);
comboInterval.Margin = new Padding(7, 11, 7, 8);
comboInterval.Name = "comboInterval";
comboInterval.Size = new Size(248, 40);
comboInterval.TabIndex = 19;
comboInterval.Visible = false;
//
// buttonMatrix
//
buttonMatrix.Activated = false;
@@ -301,7 +327,7 @@ namespace GHelper
panelBattery.Controls.Add(sliderBattery);
panelBattery.Controls.Add(panelBatteryTitle);
panelBattery.Dock = DockStyle.Top;
panelBattery.Location = new Point(11, 1485);
panelBattery.Location = new Point(11, 1608);
panelBattery.Margin = new Padding(0);
panelBattery.Name = "panelBattery";
panelBattery.Padding = new Padding(20, 20, 20, 10);
@@ -393,7 +419,7 @@ namespace GHelper
panelFooter.AutoSizeMode = AutoSizeMode.GrowAndShrink;
panelFooter.Controls.Add(tableButtons);
panelFooter.Dock = DockStyle.Top;
panelFooter.Location = new Point(11, 1660);
panelFooter.Location = new Point(11, 1783);
panelFooter.Margin = new Padding(0);
panelFooter.Name = "panelFooter";
panelFooter.Padding = new Padding(20);
@@ -1140,7 +1166,7 @@ namespace GHelper
panelKeyboard.Controls.Add(tableLayoutKeyboard);
panelKeyboard.Controls.Add(panelKeyboardTitle);
panelKeyboard.Dock = DockStyle.Top;
panelKeyboard.Location = new Point(11, 1143);
panelKeyboard.Location = new Point(11, 1266);
panelKeyboard.Margin = new Padding(0);
panelKeyboard.Name = "panelKeyboard";
panelKeyboard.Padding = new Padding(20);
@@ -1316,7 +1342,7 @@ namespace GHelper
panelVersion.Controls.Add(labelCharge);
panelVersion.Controls.Add(checkStartup);
panelVersion.Dock = DockStyle.Top;
panelVersion.Location = new Point(11, 1604);
panelVersion.Location = new Point(11, 1727);
panelVersion.Margin = new Padding(4);
panelVersion.Name = "panelVersion";
panelVersion.Size = new Size(827, 56);
@@ -1341,7 +1367,7 @@ namespace GHelper
panelPeripherals.Controls.Add(tableLayoutPeripherals);
panelPeripherals.Controls.Add(panelPeripheralsTile);
panelPeripherals.Dock = DockStyle.Top;
panelPeripherals.Location = new Point(11, 1287);
panelPeripherals.Location = new Point(11, 1410);
panelPeripherals.Margin = new Padding(0);
panelPeripherals.Name = "panelPeripherals";
panelPeripherals.Padding = new Padding(20, 20, 20, 10);
@@ -1483,7 +1509,7 @@ namespace GHelper
panelAlly.Controls.Add(tableLayoutAlly);
panelAlly.Controls.Add(panelAllyTitle);
panelAlly.Dock = DockStyle.Top;
panelAlly.Location = new Point(11, 1003);
panelAlly.Location = new Point(11, 1126);
panelAlly.Margin = new Padding(0);
panelAlly.Name = "panelAlly";
panelAlly.Padding = new Padding(20, 20, 20, 0);
@@ -1611,20 +1637,118 @@ namespace GHelper
labelAlly.TabIndex = 26;
labelAlly.Text = "Ally Controller";
//
// comboInterval
// panelGamma
//
comboInterval.BorderColor = Color.White;
comboInterval.ButtonColor = Color.FromArgb(255, 255, 255);
comboInterval.Dock = DockStyle.Top;
comboInterval.Font = new Font("Segoe UI", 9F, FontStyle.Regular, GraphicsUnit.Point);
comboInterval.FormattingEnabled = true;
comboInterval.ItemHeight = 32;
comboInterval.Location = new Point(7, 75);
comboInterval.Margin = new Padding(7, 11, 7, 8);
comboInterval.Name = "comboInterval";
comboInterval.Size = new Size(248, 40);
comboInterval.TabIndex = 19;
comboInterval.Visible = false;
panelGamma.AutoSize = true;
panelGamma.AutoSizeMode = AutoSizeMode.GrowAndShrink;
panelGamma.Controls.Add(sliderGamma);
panelGamma.Controls.Add(panelGammaTitle);
panelGamma.Dock = DockStyle.Top;
panelGamma.Location = new Point(11, 827);
panelGamma.Margin = new Padding(0);
panelGamma.Name = "panelGamma";
panelGamma.Padding = new Padding(20, 20, 20, 10);
panelGamma.Size = new Size(827, 123);
panelGamma.TabIndex = 9;
//
// sliderGamma
//
sliderGamma.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
sliderGamma.Location = new Point(40, 69);
sliderGamma.Margin = new Padding(4);
sliderGamma.Max = 100;
sliderGamma.Min = 0;
sliderGamma.Name = "sliderGamma";
sliderGamma.Size = new Size(752, 40);
sliderGamma.Step = 10;
sliderGamma.TabIndex = 20;
sliderGamma.Text = "sliderGamma";
sliderGamma.Value = 100;
//
// panelGammaTitle
//
panelGammaTitle.Controls.Add(buttonGammaLoad);
panelGammaTitle.Controls.Add(buttonGammaSave);
panelGammaTitle.Controls.Add(labelGamma);
panelGammaTitle.Controls.Add(pictureGamma);
panelGammaTitle.Controls.Add(labelGammaTitle);
panelGammaTitle.Dock = DockStyle.Top;
panelGammaTitle.Location = new Point(20, 20);
panelGammaTitle.Margin = new Padding(4);
panelGammaTitle.Name = "panelGammaTitle";
panelGammaTitle.Padding = new Padding(0, 0, 0, 4);
panelGammaTitle.Size = new Size(787, 44);
panelGammaTitle.TabIndex = 40;
//
// buttonGammaLoad
//
buttonGammaLoad.Activated = false;
buttonGammaLoad.BackColor = SystemColors.ControlLight;
buttonGammaLoad.BorderColor = Color.Transparent;
buttonGammaLoad.BorderRadius = 2;
buttonGammaLoad.FlatAppearance.BorderSize = 0;
buttonGammaLoad.FlatStyle = FlatStyle.Flat;
buttonGammaLoad.Font = new Font("Segoe UI", 7.125F, FontStyle.Bold, GraphicsUnit.Point);
buttonGammaLoad.ForeColor = SystemColors.ControlDark;
buttonGammaLoad.Location = new Point(500, 4);
buttonGammaLoad.Margin = new Padding(0);
buttonGammaLoad.Name = "buttonGammaLoad";
buttonGammaLoad.Secondary = true;
buttonGammaLoad.Size = new Size(76, 36);
buttonGammaLoad.TabIndex = 41;
buttonGammaLoad.Text = "Load";
buttonGammaLoad.UseVisualStyleBackColor = false;
//
// buttonGammaSave
//
buttonGammaSave.Activated = false;
buttonGammaSave.BackColor = SystemColors.ControlLight;
buttonGammaSave.BorderColor = Color.Transparent;
buttonGammaSave.BorderRadius = 2;
buttonGammaSave.FlatAppearance.BorderSize = 0;
buttonGammaSave.FlatStyle = FlatStyle.Flat;
buttonGammaSave.Font = new Font("Segoe UI", 7.125F, FontStyle.Bold, GraphicsUnit.Point);
buttonGammaSave.ForeColor = SystemColors.ControlDark;
buttonGammaSave.Location = new Point(576, 4);
buttonGammaSave.Margin = new Padding(0);
buttonGammaSave.Name = "buttonGammaSave";
buttonGammaSave.Secondary = true;
buttonGammaSave.Size = new Size(75, 36);
buttonGammaSave.TabIndex = 40;
buttonGammaSave.Text = "Save";
buttonGammaSave.UseVisualStyleBackColor = false;
//
// labelGamma
//
labelGamma.Anchor = AnchorStyles.Top | AnchorStyles.Right;
labelGamma.Location = new Point(675, 4);
labelGamma.Margin = new Padding(8, 0, 8, 0);
labelGamma.Name = "labelGamma";
labelGamma.Size = new Size(107, 36);
labelGamma.TabIndex = 39;
labelGamma.Text = " ";
labelGamma.TextAlign = ContentAlignment.TopRight;
//
// pictureGamma
//
pictureGamma.BackgroundImage = Properties.Resources.icons8_brightness_32;
pictureGamma.BackgroundImageLayout = ImageLayout.Zoom;
pictureGamma.Location = new Point(4, 2);
pictureGamma.Margin = new Padding(4);
pictureGamma.Name = "pictureGamma";
pictureGamma.Size = new Size(32, 32);
pictureGamma.TabIndex = 38;
pictureGamma.TabStop = false;
//
// labelGammaTitle
//
labelGammaTitle.Font = new Font("Segoe UI", 9F, FontStyle.Bold, GraphicsUnit.Point);
labelGammaTitle.Location = new Point(43, 0);
labelGammaTitle.Margin = new Padding(8, 0, 8, 0);
labelGammaTitle.Name = "labelGammaTitle";
labelGammaTitle.Size = new Size(307, 32);
labelGammaTitle.TabIndex = 37;
labelGammaTitle.Text = "Flicker-free Dimming";
//
// SettingsForm
//
@@ -1632,7 +1756,7 @@ namespace GHelper
AutoScaleMode = AutoScaleMode.Dpi;
AutoSize = true;
AutoSizeMode = AutoSizeMode.GrowAndShrink;
ClientSize = new Size(849, 1717);
ClientSize = new Size(849, 2119);
Controls.Add(panelFooter);
Controls.Add(panelVersion);
Controls.Add(panelBattery);
@@ -1640,6 +1764,7 @@ namespace GHelper
Controls.Add(panelKeyboard);
Controls.Add(panelAlly);
Controls.Add(panelMatrix);
Controls.Add(panelGamma);
Controls.Add(panelScreen);
Controls.Add(panelGPU);
Controls.Add(panelPerformance);
@@ -1708,6 +1833,9 @@ namespace GHelper
panelAllyTitle.ResumeLayout(false);
panelAllyTitle.PerformLayout();
((System.ComponentModel.ISupportInitialize)pictureAlly).EndInit();
panelGamma.ResumeLayout(false);
panelGammaTitle.ResumeLayout(false);
((System.ComponentModel.ISupportInitialize)pictureGamma).EndInit();
ResumeLayout(false);
PerformLayout();
}
@@ -1803,5 +1931,13 @@ namespace GHelper
private RButton buttonController;
private RButton buttonOverlay;
private RComboBox comboInterval;
private Panel panelGamma;
private Slider sliderGamma;
private Panel panelGammaTitle;
private Label labelGamma;
private PictureBox pictureGamma;
private Label labelGammaTitle;
private RButton buttonGammaLoad;
private RButton buttonGammaSave;
}
}

22
app/Settings.cs
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@@ -253,9 +253,31 @@ namespace GHelper
VisualiseFnLock();
buttonFnLock.Click += ButtonFnLock_Click;
sliderGamma.ValueChanged += SliderGamma_ValueChanged;
labelGamma.Text = "100%";
buttonGammaSave.Click += ButtonGammaSave_Click;
buttonGammaLoad.Click += ButtonGammaLoad_Click;
panelPerformance.Focus();
}
private void ButtonGammaLoad_Click(object? sender, EventArgs e)
{
screenControl.RestoreGamma();
}
private void ButtonGammaSave_Click(object? sender, EventArgs e)
{
screenControl.SaveGamma();
}
private void SliderGamma_ValueChanged(object? sender, EventArgs e)
{
screenControl.SetGamma(sliderGamma.Value);
labelGamma.Text = sliderGamma.Value + "%";
}
private void ButtonOverlay_Click(object? sender, EventArgs e)
{
KeyboardHook.KeyKeyKeyPress(Keys.LControlKey, Keys.LShiftKey, Keys.O);

11
app/WindowsDisplayAPI/ColorDepth.cs Normal file
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@@ -0,0 +1,11 @@
namespace WindowsDisplayAPI
{
public enum ColorDepth
{
Depth4Bit = 4,
Depth8Bit = 8,
Depth16Bit = 16, // 0x00000010
Depth24Bit = 24, // 0x00000018
Depth32Bit = 32 // 0x00000020
}
}

104
app/WindowsDisplayAPI/Device.cs Normal file
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@@ -0,0 +1,104 @@
namespace WindowsDisplayAPI
{
/// <summary>
/// Represents a Windows Video Device including Display Devices and Video Controllers
/// </summary>
public abstract class Device
{
/// <summary>
/// Creates a new Device
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
protected Device(string devicePath, string deviceName, string deviceKey)
{
DevicePath = devicePath;
DeviceName = deviceName;
DeviceKey = deviceKey;
}
/// <summary>
/// Gets the registry address of the device driver and configuration
/// </summary>
public virtual string DeviceKey { get; }
/// <summary>
/// Gets the Windows device name
/// </summary>
public virtual string DeviceName { get; }
/// <summary>
/// Gets the Windows device path
/// </summary>
public virtual string DevicePath { get; }
/// <inheritdoc />
public override string ToString()
{
return $"{GetType().Name}: {DeviceName}";
}
#if !NETSTANDARD
/// <summary>
/// Opens the registry key at the address specified by the DeviceKey property
/// </summary>
/// <returns>A RegistryKey instance for successful call, otherwise null</returns>
/// <exception cref="WindowsDisplayAPI.Exceptions.InvalidRegistryAddressException">Registry address is invalid or unknown.</exception>
public Microsoft.Win32.RegistryKey OpenDeviceKey()
{
if (string.IsNullOrWhiteSpace(DeviceKey)) {
return null;
}
const string machineRootName = "\\Registry\\Machine\\";
const string userRootName = "\\Registry\\Current\\";
if (DeviceKey.StartsWith(machineRootName, System.StringComparison.InvariantCultureIgnoreCase)) {
return Microsoft.Win32.Registry.LocalMachine.OpenSubKey(
DeviceKey.Substring(machineRootName.Length),
Microsoft.Win32.RegistryKeyPermissionCheck.ReadSubTree
);
}
if (DeviceKey.StartsWith(userRootName, System.StringComparison.InvariantCultureIgnoreCase)) {
return Microsoft.Win32.Registry.Users.OpenSubKey(
DeviceKey.Substring(userRootName.Length),
Microsoft.Win32.RegistryKeyPermissionCheck.ReadSubTree
);
}
throw new Exceptions.InvalidRegistryAddressException("Registry address is invalid or unknown.");
}
/// <summary>
/// Opens the registry key of the Windows PnP manager for this device
/// </summary>
/// <returns>A RegistryKey instance for successful call, otherwise null</returns>
public Microsoft.Win32.RegistryKey OpenDevicePnPKey()
{
if (string.IsNullOrWhiteSpace(DevicePath)) {
return null;
}
var path = DevicePath;
if (path.StartsWith("\\\\?\\"))
{
path = path.Substring(4).Replace("#", "\\");
if (path.EndsWith("}"))
{
var guidIndex = path.LastIndexOf("{", System.StringComparison.InvariantCulture);
if (guidIndex > 0) {
path = path.Substring(0, guidIndex);
}
}
}
return Microsoft.Win32.Registry.LocalMachine.OpenSubKey(
"SYSTEM\\CurrentControlSet\\Enum\\" + path,
Microsoft.Win32.RegistryKeyPermissionCheck.ReadSubTree
);
}
#endif
}
}

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using System;
using System.Collections.Generic;
using System.Linq;
using WindowsDisplayAPI.Exceptions;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DeviceContext;
using WindowsDisplayAPI.Native.DeviceContext.Structures;
namespace WindowsDisplayAPI
{
/// <summary>
/// Represents a Windows Attached Display Device
/// </summary>
public class Display : DisplayDevice
{
/// <summary>
/// Creates a new Display
/// </summary>
/// <param name="device">The DisplayDevice instance to copy information from</param>
protected Display(DisplayDevice device)
: base(
device.DevicePath,
device.DeviceName,
device.DeviceKey,
device.Adapter,
device.IsAvailable,
false
)
{
}
/// <summary>
/// Gets the display capabilities.
/// </summary>
public MonitorCapabilities Capabilities
{
get
{
var handle = DCHandle.CreateFromDevice(ScreenName, DevicePath);
if (!IsValid || handle?.IsInvalid != false)
{
throw new InvalidDisplayException(DevicePath);
}
return new MonitorCapabilities(handle);
}
}
/// <inheritdoc />
public override string DisplayName
{
get
{
if (IsValid)
{
return DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices(base.IsAvailable))
.FirstOrDefault(
device => device.DevicePath.Equals(DevicePath) && device.DeviceKey.Equals(DeviceKey)
)?.DisplayName;
}
return ToUnAttachedDisplay()?.DisplayName;
}
}
/// <summary>
/// Gets or sets the display gamma ramp look up table.
/// </summary>
public DisplayGammaRamp GammaRamp
{
get
{
var handle = DCHandle.CreateFromDevice(ScreenName, DevicePath);
if (!IsValid || handle?.IsInvalid != false)
{
throw new InvalidDisplayException(DevicePath);
}
var gammaRamp = new GammaRamp();
return DeviceContextApi.GetDeviceGammaRamp(handle, ref gammaRamp)
? new DisplayGammaRamp(gammaRamp)
: null;
}
set
{
var handle = DCHandle.CreateFromDevice(ScreenName, DevicePath);
if (!IsValid || handle?.IsInvalid != false)
{
throw new InvalidDisplayException(DevicePath);
}
var gammaRamp = value.AsRamp();
if (!DeviceContextApi.SetDeviceGammaRamp(handle, ref gammaRamp))
{
//throw new ArgumentException("Invalid argument or value passed.", nameof(value));
}
}
}
/// <inheritdoc />
public override bool IsAvailable
{
get => base.IsAvailable && IsValid;
}
/// <inheritdoc />
public override bool IsValid
{
get
{
return DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices(base.IsAvailable))
.Any(
device => device.DevicePath.Equals(DevicePath) && device.DeviceKey.Equals(DeviceKey)
);
}
}
/// <inheritdoc />
public override string ScreenName
{
get
{
if (IsValid)
{
return
DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices(base.IsAvailable))
.FirstOrDefault(
device => device.DevicePath.Equals(DevicePath) && device.DeviceKey.Equals(DeviceKey)
)?.ScreenName;
}
return ToUnAttachedDisplay()?.ScreenName;
}
}
/// <summary>
/// Returns a list of all attached displays on this machine
/// </summary>
/// <returns>An enumerable list of Displays</returns>
public static IEnumerable<Display> GetDisplays()
{
return DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices(true))
.Select(device => new Display(device));
}
/// <inheritdoc />
public override string ToString()
{
return IsValid ? $"{GetType().Name}: {DisplayName} ({DeviceName})" : $"{GetType().Name}: Invalid";
}
/// <summary>
/// Returns the corresponding UnAttachedDisplay device for this display. Only valid when this instance is invalidated
/// due to display detachment.
/// </summary>
/// <returns></returns>
public UnAttachedDisplay ToUnAttachedDisplay()
{
if (IsValid)
{
return null;
}
return UnAttachedDisplay.GetUnAttachedDisplays()
.FirstOrDefault(
display => display.DevicePath.Equals(DevicePath) && display.DeviceKey.Equals(DeviceKey)
);
}
}
}

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using System.Collections.Generic;
using System.Linq;
using WindowsDisplayAPI.DisplayConfig;
using WindowsDisplayAPI.Native;
namespace WindowsDisplayAPI
{
/// <summary>
/// Represents a Windows Video Controller Display Adapter Device
/// </summary>
public class DisplayAdapter : Device
{
/// <summary>
/// Creates a new DisplayAdapter
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
protected DisplayAdapter(string devicePath, string deviceName, string deviceKey)
: base(devicePath, deviceName, deviceKey)
{
}
/// <summary>
/// Returns a list of all display adapters on this machine
/// </summary>
/// <returns>An enumerable list of DisplayAdapters</returns>
public static IEnumerable<DisplayAdapter> GetDisplayAdapters()
{
var device = Native.DeviceContext.Structures.DisplayDevice.Initialize();
var deviceIds = new List<string>();
for (uint i = 0; DeviceContextApi.EnumDisplayDevices(null, i, ref device, 0); i++)
{
if (!deviceIds.Contains(device.DeviceId))
{
deviceIds.Add(device.DeviceId);
yield return new DisplayAdapter(device.DeviceId, device.DeviceString, device.DeviceKey);
}
device = Native.DeviceContext.Structures.DisplayDevice.Initialize();
}
}
/// <summary>
/// Returns a list of all display devices connected to this adapter
/// </summary>
/// <returns>An enumerable list of DisplayDevices</returns>
public IEnumerable<DisplayDevice> GetDisplayDevices()
{
return GetDisplayDevices(null);
}
/// <summary>
/// Returns the corresponding PathDisplayAdapter instance
/// </summary>
/// <returns>An instance of PathDisplayAdapter, or null</returns>
public PathDisplayAdapter ToPathDisplayAdapter()
{
return PathDisplayAdapter.GetAdapters()
.FirstOrDefault(adapter =>
adapter.DevicePath.StartsWith("\\\\?\\" + DevicePath.Replace("\\", "#"))
);
}
internal IEnumerable<DisplayDevice> GetDisplayDevices(bool? filterByAvailability)
{
var returned = new Dictionary<string, string>();
var adapterIndex = -1;
while (true)
{
adapterIndex++;
var adapter = Native.DeviceContext.Structures.DisplayDevice.Initialize();
if (!DeviceContextApi.EnumDisplayDevices(null, (uint) adapterIndex, ref adapter, 0))
{
break;
}
if (!DevicePath.Equals(adapter.DeviceId))
{
continue;
}
var displayIndex = -1;
while (true)
{
displayIndex++;
var display = Native.DeviceContext.Structures.DisplayDevice.Initialize();
if (!DeviceContextApi.EnumDisplayDevices(adapter.DeviceName, (uint) displayIndex, ref display, 1))
{
break;
}
var displayDevice = DisplayDevice.FromDeviceInformation(this, adapter, display);
if (!filterByAvailability.HasValue)
{
yield return displayDevice;
}
else if (displayDevice.IsAvailable == filterByAvailability.Value)
{
if (returned.ContainsKey(display.DeviceId) &&
returned[display.DeviceId].Equals(display.DeviceKey)
)
{
continue;
}
returned.Add(display.DeviceId, display.DeviceKey);
yield return displayDevice;
}
}
}
}
}
}

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using System;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DeviceContext;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains information about the device capabilities of a display device
/// </summary>
public sealed class MonitorCapabilities : IDisposable
{
private readonly DCHandle _dcHandle;
internal MonitorCapabilities(DCHandle dcHandle)
{
_dcHandle = dcHandle;
var tech = (DisplayTechnology) DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.Technology);
if (tech != DisplayTechnology.RasterDisplay)
{
throw new NotSupportedException();
}
}
/// <summary>
/// Gets the actual color resolution of the device, in bits per pixel.
/// </summary>
public int ActualColorDepth
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.ColorResolution) * ColorPlanes;
}
/// <summary>
/// Gets a boolean value indicating if the device is capable of clipping to a rectangle.
/// </summary>
public bool ClipToRectangleCapability
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.ClipCapabilities) > 0;
}
/// <summary>
/// Gets the color management capabilities of the device
/// </summary>
public DisplayColorManagementCapabilities ColorManagementCapabilities
{
get => (DisplayColorManagementCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.ColorManagementCapabilities
);
}
/// <summary>
/// Gets the number of color planes.
/// </summary>
public int ColorPlanes
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.Planes);
}
/// <summary>
/// Gets the curve capabilities of the device
/// </summary>
public DisplayCurveCapabilities CurveCapabilities
{
get => (DisplayCurveCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.CurveCapabilities
);
}
/// <summary>
/// Gets the diagonal width of the device pixel used for line drawing.
/// </summary>
public int DevicePixelDiagonalWidth
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.HypotenuseAspect);
}
/// <summary>
/// Gets the relative height of a device pixel used for line drawing.
/// </summary>
public int DevicePixelRelativeHeight
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.VerticalAspect);
}
/// <summary>
/// Gets the relative width of a device pixel used for line drawing.
/// </summary>
public int DevicePixelRelativeWidth
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.HorizontalAspect);
}
/// <summary>
/// Gets the diagonal length of the physical screen in millimeters.
/// </summary>
public int DiagonalSizeInMM
{
get => (int) Math.Round(Math.Pow(Math.Pow(VerticalSizeInMM, 2) + Math.Pow(HorizontalSizeInMM, 2), 0.5));
}
/// <summary>
/// Gets the device driver version.
/// </summary>
public int DriverVersion
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.DriverVersion);
}
/// <summary>
/// Gets the effective color resolution of the device, in bits per pixel.
/// </summary>
public int EffectiveColorDepth
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.BitsPerPixel) * ColorPlanes;
}
/// <summary>
/// Gets the number of pixels per logical inch along the screen width.
/// </summary>
public int HorizontalPixelPerInch
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.HorizontalLogicalPixels);
}
/// <summary>
/// Gets the height of screen in raster lines.
/// </summary>
public int HorizontalResolution
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.HorizontalResolution);
}
/// <summary>
/// Gets the width of the physical screen in millimeters.
/// </summary>
public int HorizontalSizeInMM
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.HorizontalSizeInMM);
}
/// <summary>
/// Gets the line capabilities of the device
/// </summary>
public DisplayLineCapabilities LineCapabilities
{
get => (DisplayLineCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.LineCapabilities
);
}
/// <summary>
/// Gets the polygon capabilities of the device
/// </summary>
public DisplayPolygonalCapabilities PolygonalCapabilities
{
get => (DisplayPolygonalCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.PolygonalCapabilities
);
}
/// <summary>
/// Gets the preferred horizontal drawing alignment, expressed as a multiple of pixels. For best drawing performance,
/// windows should be horizontally aligned to a multiple of this value. A value of null indicates that the device is
/// accelerated, and any alignment may be used.
/// </summary>
public int? PreferredHorizontalDrawingAlignment
{
get
{
var value = DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.PreferredBLTAlignment);
if (value == 0)
{
return null;
}
return value;
}
}
/// <summary>
/// Gets the raster capabilities of the device
/// </summary>
public DisplayRasterCapabilities RasterCapabilities
{
get => (DisplayRasterCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.RasterCapabilities
);
}
/// <summary>
/// Gets the shader blending capabilities of the device
/// </summary>
public DisplayShaderBlendingCapabilities ShaderBlendingCapabilities
{
get => (DisplayShaderBlendingCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.ShadeBlendingCapabilities
);
}
/// <summary>
/// Gets the text capabilities of the device
/// </summary>
public DisplayTextCapabilities TextCapabilities
{
get => (DisplayTextCapabilities) DeviceContextApi.GetDeviceCaps(
_dcHandle,
DeviceCapability.TextCapabilities
);
}
/// <summary>
/// Gets the number of pixels per logical inch along the screen height.
/// </summary>
public int VerticalPixelPerInch
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.VerticalLogicalPixels);
}
/// <summary>
/// Gets the current vertical refresh rate of the device, in cycles per second (Hz) or null for display hardware's
/// default refresh rate.
/// </summary>
public int? VerticalRefreshRateInHz
{
get
{
var value = DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.VerticalRefreshRateInHz);
if (value <= 1)
{
return null;
}
return value;
}
}
/// <summary>
/// Gets the width of the screen in pixels.
/// </summary>
public int VerticalResolution
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.VerticalResolution);
}
/// <summary>
/// Gets the height of the physical screen in millimeters.
/// </summary>
public int VerticalSizeInMM
{
get => DeviceContextApi.GetDeviceCaps(_dcHandle, DeviceCapability.VerticalSizeInMM);
}
/// <inheritdoc />
public void Dispose()
{
_dcHandle?.Dispose();
}
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible color management capabilities of a display device
/// </summary>
[Flags]
public enum DisplayColorManagementCapabilities
{
/// <summary>
/// Device does not support ICM.
/// </summary>
None = 0,
/// <summary>
/// Device can perform ICM on either the device driver or the device itself.
/// </summary>
DeviceICM = 1,
/// <summary>
/// Device supports gamma ramp modification and retrieval
/// </summary>
GammaRamp = 2,
/// <summary>
/// Device can accept CMYK color space ICC color profile.
/// </summary>
CMYKColor = 4
}
}

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Represents a path display adapter
/// </summary>
public class PathDisplayAdapter : IEquatable<PathDisplayAdapter>
{
/// <summary>
/// Creates a new PathDisplayAdapter
/// </summary>
/// <param name="adapterId">The adapter local unique identification</param>
public PathDisplayAdapter(LUID adapterId)
{
AdapterId = adapterId;
}
/// <summary>
/// Gets the display adapter local identification LUID
/// </summary>
public LUID AdapterId { get; }
/// <summary>
/// Gets the display adapter device path
/// </summary>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
public string DevicePath
{
get
{
var adapterName = new DisplayConfigAdapterName(AdapterId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref adapterName);
if (result == Win32Status.Success)
{
return adapterName.AdapterDevicePath;
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets a boolean value indicating the instance validity
/// </summary>
public bool IsInvalid
{
get => AdapterId.IsEmpty();
}
/// <inheritdoc />
public bool Equals(PathDisplayAdapter other)
{
if (ReferenceEquals(null, other))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
return AdapterId == other.AdapterId;
}
/// <summary>
/// Retrieving a list of all adapters from the currently active and inactive paths
/// </summary>
/// <returns>An array of PathDisplayAdapter instances</returns>
public static PathDisplayAdapter[] GetAdapters()
{
var adapters = new Dictionary<LUID, PathDisplayAdapter>();
foreach (var pathInfo in PathInfo.GetAllPaths())
{
if (!pathInfo.DisplaySource.Adapter.IsInvalid &&
!adapters.ContainsKey(pathInfo.DisplaySource.Adapter.AdapterId))
{
adapters.Add(pathInfo.DisplaySource.Adapter.AdapterId, pathInfo.DisplaySource.Adapter);
}
foreach (var pathTargetInfo in pathInfo.TargetsInfo)
{
if (!pathTargetInfo.DisplayTarget.Adapter.IsInvalid &&
!adapters.ContainsKey(pathTargetInfo.DisplayTarget.Adapter.AdapterId))
{
adapters.Add(pathTargetInfo.DisplayTarget.Adapter.AdapterId, pathTargetInfo.DisplayTarget.Adapter);
}
}
}
return adapters.Values.ToArray();
}
/// <summary>
/// Checks for equality of two PathDisplayAdapter instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are equal, otherwise false</returns>
public static bool operator ==(PathDisplayAdapter left, PathDisplayAdapter right)
{
return Equals(left, right) || left?.Equals(right) == true;
}
/// <summary>
/// Checks for inequality of two PathDisplayAdapter instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are not equal, otherwise false</returns>
public static bool operator !=(PathDisplayAdapter left, PathDisplayAdapter right)
{
return !(left == right);
}
/// <inheritdoc />
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
if (ReferenceEquals(this, obj))
{
return true;
}
return obj.GetType() == GetType() && Equals((PathDisplayAdapter) obj);
}
/// <inheritdoc />
public override int GetHashCode()
{
return AdapterId.GetHashCode();
}
/// <inheritdoc />
public override string ToString()
{
return DevicePath;
}
#if !NETSTANDARD
/// <summary>
/// Opens the registry key of the Windows PnP manager for this display adapter
/// </summary>
/// <returns>A RegistryKey instance for successful call, otherwise null</returns>
public Microsoft.Win32.RegistryKey OpenDevicePnPKey()
{
if (string.IsNullOrWhiteSpace(DevicePath))
return null;
var path = DevicePath;
if (path.StartsWith("\\\\?\\"))
{
path = path.Substring(4).Replace("#", "\\");
if (path.EndsWith("}"))
{
var guidIndex = path.LastIndexOf("{", StringComparison.InvariantCulture);
if (guidIndex > 0)
path = path.Substring(0, guidIndex);
}
}
return Microsoft.Win32.Registry.LocalMachine.OpenSubKey("SYSTEM\\CurrentControlSet\\Enum\\" + path,
Microsoft.Win32.RegistryKeyPermissionCheck.ReadSubTree);
}
#endif
/// <summary>
/// Gets the corresponding DisplayAdapter instance
/// </summary>
/// <returns>An instance of DisplayAdapter, or null</returns>
public DisplayAdapter ToDisplayAdapter()
{
return DisplayAdapter.GetDisplayAdapters()
.FirstOrDefault(
adapter => DevicePath.StartsWith("\\\\?\\" + adapter.DevicePath.Replace("\\", "#"))
);
}
}
}

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DisplayConfig;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Represents a display path source
/// </summary>
public class PathDisplaySource : IEquatable<PathDisplaySource>
{
private static readonly DisplayConfigSourceDPIScale[] DPIScales = Enum
.GetValues(typeof(DisplayConfigSourceDPIScale))
.Cast<DisplayConfigSourceDPIScale>()
.OrderBy(scaling => (uint) scaling)
.ToArray();
/// <summary>
/// Creates a new PathDisplaySource
/// </summary>
/// <param name="adapter">Display adapter</param>
/// <param name="sourceId">Display source identification</param>
public PathDisplaySource(PathDisplayAdapter adapter, uint sourceId)
{
Adapter = adapter;
SourceId = sourceId;
}
/// <summary>
/// Gets the path display adapter
/// </summary>
public PathDisplayAdapter Adapter { get; }
/// <summary>
/// Gets and sets the current source DPI scaling
/// </summary>
public DisplayConfigSourceDPIScale CurrentDPIScale
{
get
{
var dpiScale = new DisplayConfigGetSourceDPIScale(Adapter.AdapterId, SourceId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref dpiScale);
if (result != Win32Status.Success)
{
throw new Win32Exception((int) result);
}
var currentScaleIndex = Math.Abs(dpiScale.MinimumScaleSteps) + dpiScale.CurrentScaleSteps;
return DPIScales[currentScaleIndex];
}
set
{
var currentScaleStep = Array.IndexOf(DPIScales, value) - Array.IndexOf(DPIScales, RecommendedDPIScale);
var dpiScale = new DisplayConfigSetSourceDPIScale(Adapter.AdapterId, SourceId, currentScaleStep);
var result = DisplayConfigApi.DisplayConfigSetDeviceInfo(ref dpiScale);
if (result != Win32Status.Success)
{
throw new Win32Exception((int) result);
}
}
}
/// <summary>
/// Returns the corresponding <see cref="DisplayScreen"/> instance.
/// </summary>
public DisplayScreen ToScreen()
{
return DisplayScreen.GetScreens().FirstOrDefault(info => info.ScreenName.Equals(DisplayName));
}
/// <summary>
/// Gets the display name
/// </summary>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
public string DisplayName
{
get
{
var sourceName = new DisplayConfigSourceDeviceName(Adapter.AdapterId, SourceId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref sourceName);
if (result == Win32Status.Success)
{
return sourceName.DeviceName;
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the maximum DPI scaling for this source
/// </summary>
public DisplayConfigSourceDPIScale MaximumDPIScale
{
get
{
var dpiScale = new DisplayConfigGetSourceDPIScale(Adapter.AdapterId, SourceId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref dpiScale);
if (result != Win32Status.Success)
{
throw new Win32Exception((int) result);
}
var currentScaleIndex = Math.Abs(dpiScale.MinimumScaleSteps) + dpiScale.MaximumScaleSteps;
return DPIScales[currentScaleIndex];
}
}
/// <summary>
/// Gets the recommended DPI scaling for this source
/// </summary>
public DisplayConfigSourceDPIScale RecommendedDPIScale
{
get
{
var dpiScale = new DisplayConfigGetSourceDPIScale(Adapter.AdapterId, SourceId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref dpiScale);
if (result != Win32Status.Success)
{
throw new Win32Exception((int) result);
}
return DPIScales[Math.Abs(dpiScale.MinimumScaleSteps)];
}
}
/// <summary>
/// Gets the zero based display identification
/// </summary>
public uint SourceId { get; }
/// <inheritdoc />
public bool Equals(PathDisplaySource other)
{
if (ReferenceEquals(null, other))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
return Adapter == other.Adapter && SourceId == other.SourceId;
}
/// <summary>
/// Retrieving a list of all display sources from the currently active and inactive paths
/// </summary>
/// <returns>An array of PathDisplaySource instances</returns>
public static PathDisplaySource[] GetDisplaySources()
{
var sources = new Dictionary<Tuple<LUID, uint>, PathDisplaySource>();
foreach (var pathInfo in PathInfo.GetAllPaths())
{
var key = Tuple.Create(
pathInfo.DisplaySource.Adapter.AdapterId,
pathInfo.DisplaySource.SourceId
);
if (!pathInfo.DisplaySource.Adapter.IsInvalid && !sources.ContainsKey(key))
{
sources.Add(key, pathInfo.DisplaySource);
}
}
return sources.Values.ToArray();
}
/// <summary>
/// Checks for equality of two PathDisplaySource instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are equal, otherwise false</returns>
public static bool operator ==(PathDisplaySource left, PathDisplaySource right)
{
return Equals(left, right) || left?.Equals(right) == true;
}
/// <summary>
/// Checks for inequality of two PathDisplaySource instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are not equal, otherwise false</returns>
public static bool operator !=(PathDisplaySource left, PathDisplaySource right)
{
return !(left == right);
}
/// <inheritdoc />
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
if (ReferenceEquals(this, obj))
{
return true;
}
return obj.GetType() == GetType() && Equals((PathDisplaySource) obj);
}
/// <inheritdoc />
public override int GetHashCode()
{
unchecked
{
return ((Adapter != null ? Adapter.GetHashCode() : 0) * 397) ^ (int) SourceId;
}
}
/// <inheritdoc />
public override string ToString()
{
return DisplayName;
}
}
}

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using WindowsDisplayAPI.Exceptions;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DisplayConfig;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Represents a display path target (Display Device)
/// </summary>
public class PathDisplayTarget : IEquatable<PathDisplayTarget>
{
/// <summary>
/// Creates a new PathDisplayTarget
/// </summary>
/// <param name="adapter">Display adapter</param>
/// <param name="targetId">Display target identification</param>
public PathDisplayTarget(PathDisplayAdapter adapter, uint targetId) : this(adapter, targetId, false)
{
IsAvailable = GetDisplayTargets().Any(target => target == this);
}
internal PathDisplayTarget(PathDisplayAdapter adapter, uint targetId, bool isAvailable)
{
Adapter = adapter;
TargetId = targetId;
IsAvailable = isAvailable;
}
/// <summary>
/// Gets the path display adapter
/// </summary>
public PathDisplayAdapter Adapter { get; }
/// <summary>
/// Sets the display boot persistence for the target display device
/// </summary>
/// <exception cref="TargetNotAvailableException"></exception>
/// <exception cref="Win32Exception"></exception>
public bool BootPersistence
{
set
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetPersistence = new DisplayConfigSetTargetPersistence(Adapter.AdapterId, TargetId, value);
var result = DisplayConfigApi.DisplayConfigSetDeviceInfo(ref targetPersistence);
if (result != Win32Status.Success)
{
throw new Win32Exception((int) result);
}
}
}
/// <summary>
/// Gets the one-based instance number of this particular target only when the adapter has multiple targets of this
/// type. The connector instance is a consecutive one-based number that is unique within each adapter. If this is the
/// only target of this type on the adapter, this value is zero.
/// </summary>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
public int ConnectorInstance
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetName = new DisplayConfigTargetDeviceName(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetName);
if (result == Win32Status.Success)
{
return (int) targetName.ConnectorInstance;
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the display device path
/// </summary>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
public string DevicePath
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetName = new DisplayConfigTargetDeviceName(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetName);
if (result == Win32Status.Success)
{
return targetName.MonitorDevicePath;
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the display manufacture 3 character code from the display EDID manufacture identification
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
/// <exception cref="InvalidEDIDInformation">The EDID information does not contain this value</exception>
public string EDIDManufactureCode
{
get
{
var edidCode = EDIDManufactureId;
edidCode = ((edidCode & 0xff00) >> 8) | ((edidCode & 0x00ff) << 8);
var byte1 = (byte) 'A' + (edidCode & 0x1f) - 1;
var byte2 = (byte) 'A' + ((edidCode >> 5) & 0x1f) - 1;
var byte3 = (byte) 'A' + ((edidCode >> 10) & 0x1f) - 1;
return $"{Convert.ToChar(byte3)}{Convert.ToChar(byte2)}{Convert.ToChar(byte1)}";
}
}
/// <summary>
/// Gets the display manufacture identification from the display EDID information
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
/// <exception cref="InvalidEDIDInformation">The EDID information does not contain this value</exception>
public int EDIDManufactureId
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetName = new DisplayConfigTargetDeviceName(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetName);
if (result == Win32Status.Success)
{
if (targetName.Flags.HasFlag(DisplayConfigTargetDeviceNameFlags.EDIDIdsValid))
{
return targetName.EDIDManufactureId;
}
throw new InvalidEDIDInformation("EDID does not contain necessary information.");
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the display product identification from the display EDID information
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
/// <exception cref="InvalidEDIDInformation">The EDID information does not contain this value</exception>
public int EDIDProductCode
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetName = new DisplayConfigTargetDeviceName(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetName);
if (result == Win32Status.Success)
{
if (targetName.Flags.HasFlag(DisplayConfigTargetDeviceNameFlags.EDIDIdsValid))
{
return targetName.EDIDProductCodeId;
}
throw new InvalidEDIDInformation("EDID does not contain necessary information.");
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the display friendly name from the display EDID information
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
public string FriendlyName
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetName = new DisplayConfigTargetDeviceName(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetName);
if (result == Win32Status.Success)
{
return targetName.MonitorFriendlyDeviceName;
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets a boolean value indicating the device availability
/// </summary>
public bool IsAvailable { get; }
/// <summary>
/// Gets the display device preferred resolution
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
public Size PreferredResolution
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetPreferredMode = new DisplayConfigTargetPreferredMode(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetPreferredMode);
if (result == Win32Status.Success)
{
return new Size((int) targetPreferredMode.Width, (int) targetPreferredMode.Height);
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the display device preferred signal information
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
public PathTargetSignalInfo PreferredSignalMode
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetPreferredMode = new DisplayConfigTargetPreferredMode(Adapter.AdapterId, TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetPreferredMode);
if (result == Win32Status.Success)
{
return new PathTargetSignalInfo(targetPreferredMode.TargetMode.TargetVideoSignalInfo);
}
throw new Win32Exception((int) result);
}
}
/// <summary>
/// Gets the target identification
/// </summary>
public uint TargetId { get; }
/// <summary>
/// Gets or sets the device virtual resolution support
/// </summary>
/// <exception cref="TargetNotAvailableException">The target is not available</exception>
/// <exception cref="Win32Exception">Error code can be retrieved from Win32Exception.NativeErrorCode property</exception>
public bool VirtualResolutionSupport
{
get
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetSupportVirtualResolution = new DisplayConfigSupportVirtualResolution(Adapter.AdapterId,
TargetId);
var result = DisplayConfigApi.DisplayConfigGetDeviceInfo(ref targetSupportVirtualResolution);
if (result == Win32Status.Success)
{
return !targetSupportVirtualResolution.DisableMonitorVirtualResolution;
}
throw new Win32Exception((int) result);
}
set
{
if (!IsAvailable)
{
throw new TargetNotAvailableException("Extra information about the target is not available.",
Adapter.AdapterId, TargetId);
}
var targetSupportVirtualResolution = new DisplayConfigSupportVirtualResolution(Adapter.AdapterId,
TargetId, !value);
var result = DisplayConfigApi.DisplayConfigSetDeviceInfo(ref targetSupportVirtualResolution);
if (result != Win32Status.Success)
{
throw new Win32Exception((int) result);
}
}
}
/// <inheritdoc />
public bool Equals(PathDisplayTarget other)
{
if (ReferenceEquals(null, other))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
return Adapter == other.Adapter && TargetId == other.TargetId;
}
/// <summary>
/// Retrieving a list of all display targets from the currently active and inactive paths
/// </summary>
/// <returns>An array of PathDisplayTarget instances</returns>
public static PathDisplayTarget[] GetDisplayTargets()
{
var targets = new Dictionary<Tuple<LUID, uint>, PathDisplayTarget>();
foreach (var pathInfo in PathInfo.GetAllPaths())
foreach (var pathTargetInfo in pathInfo.TargetsInfo.Where(info => info.DisplayTarget.IsAvailable))
{
var key = Tuple.Create(
pathTargetInfo.DisplayTarget.Adapter.AdapterId,
pathTargetInfo.DisplayTarget.TargetId
);
if (!pathTargetInfo.DisplayTarget.Adapter.IsInvalid && !targets.ContainsKey(key))
{
targets.Add(key, pathTargetInfo.DisplayTarget);
}
}
return targets.Values.ToArray();
}
/// <summary>
/// Checks for equality of two PathDisplayTarget instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are equal, otherwise false</returns>
public static bool operator ==(PathDisplayTarget left, PathDisplayTarget right)
{
return Equals(left, right) || left?.Equals(right) == true;
}
/// <summary>
/// Checks for inequality of two PathDisplayTarget instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are not equal, otherwise false</returns>
public static bool operator !=(PathDisplayTarget left, PathDisplayTarget right)
{
return !(left == right);
}
/// <inheritdoc />
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
if (ReferenceEquals(this, obj))
{
return true;
}
return obj.GetType() == GetType() && Equals((PathDisplayTarget) obj);
}
/// <inheritdoc />
public override int GetHashCode()
{
unchecked
{
return ((Adapter != null ? Adapter.GetHashCode() : 0) * 397) ^ (int) TargetId;
}
}
/// <inheritdoc />
public override string ToString()
{
return FriendlyName;
}
#if !NETSTANDARD
/// <summary>
/// Opens the registry key of the Windows PnP manager for this display target
/// </summary>
/// <returns>A RegistryKey instance for successful call, otherwise null</returns>
public Microsoft.Win32.RegistryKey OpenDevicePnPKey()
{
if (string.IsNullOrWhiteSpace(DevicePath)) {
return null;
}
var path = DevicePath;
if (path.StartsWith("\\\\?\\"))
{
path = path.Substring(4).Replace("#", "\\");
if (path.EndsWith("}"))
{
var guidIndex = path.LastIndexOf("{", StringComparison.InvariantCulture);
if (guidIndex > 0) {
path = path.Substring(0, guidIndex);
}
}
}
return Microsoft.Win32.Registry.LocalMachine.OpenSubKey(
"SYSTEM\\CurrentControlSet\\Enum\\" + path,
Microsoft.Win32.RegistryKeyPermissionCheck.ReadSubTree
);
}
#endif
/// <summary>
/// Returns the corresponding <see cref="DisplayDevice"/> instance
/// </summary>
/// <returns>An instance of <see cref="DisplayDevice"/>, or null</returns>
public DisplayDevice ToDisplayDevice()
{
return
DisplayAdapter.GetDisplayAdapters()
.SelectMany(adapter => adapter.GetDisplayDevices())
.FirstOrDefault(device => device.DevicePath.Equals(DevicePath));
}
}
}

910
app/WindowsDisplayAPI/DisplayConfig/PathInfo.cs Normal file
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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using WindowsDisplayAPI.Exceptions;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DisplayConfig;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Represents a path root information
/// </summary>
public class PathInfo
{
private readonly uint _cloneGroupId;
private readonly DisplayConfigPixelFormat _pixelFormat;
private readonly Point _position;
private readonly Size _resolution;
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="position">The display position in desktop</param>
/// <param name="resolution">The display resolution</param>
/// <param name="pixelFormat">The display pixel format</param>
public PathInfo(
PathDisplaySource displaySource,
Point position,
Size resolution,
DisplayConfigPixelFormat pixelFormat
) : this(displaySource)
{
_position = position;
_resolution = resolution;
_pixelFormat = pixelFormat;
IsModeInformationAvailable = true;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="position">The display position in desktop</param>
/// <param name="resolution">The display resolution</param>
/// <param name="pixelFormat">The display pixel format</param>
/// <param name="cloneGroup">The display clone group, only valid for virtual aware paths</param>
public PathInfo(
PathDisplaySource displaySource,
Point position,
Size resolution,
DisplayConfigPixelFormat pixelFormat,
uint cloneGroup
) : this(displaySource, cloneGroup)
{
_position = position;
_resolution = resolution;
_pixelFormat = pixelFormat;
IsModeInformationAvailable = true;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="position">The display position in desktop</param>
/// <param name="resolution">The display resolution</param>
/// <param name="pixelFormat">The display pixel format</param>
/// <param name="pathTargetInfos">An array of target information</param>
public PathInfo(
PathDisplaySource displaySource,
Point position,
Size resolution,
DisplayConfigPixelFormat pixelFormat,
PathTargetInfo[] pathTargetInfos
) : this(displaySource, position, resolution, pixelFormat)
{
TargetsInfo = pathTargetInfos;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="position">The display position in desktop</param>
/// <param name="resolution">The display resolution</param>
/// <param name="pixelFormat">The display pixel format</param>
/// <param name="pathTargetInfos">An array of target information</param>
/// <param name="cloneGroup">The display clone group, only valid for virtual aware paths</param>
public PathInfo(
PathDisplaySource displaySource,
Point position,
Size resolution,
DisplayConfigPixelFormat pixelFormat,
PathTargetInfo[] pathTargetInfos,
uint cloneGroup
) : this(displaySource, position, resolution, pixelFormat, cloneGroup)
{
TargetsInfo = pathTargetInfos;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
public PathInfo(PathDisplaySource displaySource)
{
DisplaySource = displaySource;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="cloneGroup">The display clone group, only valid for virtual aware paths</param>
public PathInfo(PathDisplaySource displaySource, uint cloneGroup) : this(displaySource)
{
IsCloneMember = true;
_cloneGroupId = cloneGroup;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="pathTargetInfos">An array of target information</param>
public PathInfo(
PathDisplaySource displaySource,
PathTargetInfo[] pathTargetInfos
) : this(displaySource)
{
TargetsInfo = pathTargetInfos;
}
/// <summary>
/// Creates a new PathInfo
/// </summary>
/// <param name="displaySource">The display source</param>
/// <param name="pathTargetInfos">An array of target information</param>
/// <param name="cloneGroup">The display clone group, only valid for virtual aware paths</param>
public PathInfo(
PathDisplaySource displaySource,
PathTargetInfo[] pathTargetInfos,
uint cloneGroup
) : this(displaySource, cloneGroup)
{
TargetsInfo = pathTargetInfos;
}
private PathInfo(
DisplayConfigPathSourceInfo sourceInfo,
DisplayConfigSourceMode? sourceMode,
IEnumerable<
Tuple<
DisplayConfigPathInfoFlags,
DisplayConfigPathTargetInfo,
DisplayConfigTargetMode?,
DisplayConfigDesktopImageInfo?
>
> targets
)
{
DisplaySource = new PathDisplaySource(new PathDisplayAdapter(sourceInfo.AdapterId), sourceInfo.SourceId);
IsInUse = sourceInfo.StatusFlags.HasFlag(DisplayConfigPathSourceInfoFlags.InUse);
IsModeInformationAvailable = sourceMode.HasValue;
if (sourceMode.HasValue)
{
_resolution = new Size((int) sourceMode.Value.Width, (int) sourceMode.Value.Height);
_pixelFormat = sourceMode.Value.PixelFormat;
_position = new Point(sourceMode.Value.Position.X, sourceMode.Value.Position.Y);
}
TargetsInfo = targets.Select(t => new PathTargetInfo(t.Item1, t.Item2, t.Item3, t.Item4)).ToArray();
if (TargetsInfo.Any(info => info.IsVirtualModeSupportedByPath) &&
sourceInfo.CloneGroupId != DisplayConfigPathSourceInfo.InvalidCloneGroupId
)
{
_cloneGroupId = sourceInfo.CloneGroupId;
IsCloneMember = true;
}
}
/// <summary>
/// Gets a valid identifier used to show which clone group the path is a member of
/// </summary>
/// <exception cref="NotACloneMemberException">This path is not a clone member</exception>
public uint CloneGroupId
{
get
{
if (!IsCloneMember)
{
throw new NotACloneMemberException(
"The display source is not part of a clone group."
);
}
return _cloneGroupId;
}
}
/// <summary>
/// Gets extra information about the representing display source
/// </summary>
public PathDisplaySource DisplaySource { get; }
/// <summary>
/// Gets a boolean value indicating if this path is a member of a clone group
/// </summary>
public bool IsCloneMember { get; }
/// <summary>
/// Gets a boolean value indicating if this path is the primary GDI path
/// </summary>
/// <exception cref="MissingModeException">Source mode information is missing</exception>
public bool IsGDIPrimary
{
get => Position.IsEmpty;
}
/// <summary>
/// Gets a boolean value indicating if the source is in use by at least one active path
/// </summary>
public bool IsInUse { get; }
/// <summary>
/// Gets a boolean value indicating if the source mode information is available
/// </summary>
public bool IsModeInformationAvailable { get; }
/// <summary>
/// Gets a boolean value indicating the DisplayConfig (CCD API) availability on this system
/// </summary>
public static bool IsSupported
{
get
{
try
{
return DisplayConfigApi.GetDisplayConfigBufferSizes(
QueryDeviceConfigFlags.AllPaths,
out _,
out _
) == Win32Status.Success;
}
catch
{
return false;
}
}
}
/// <summary>
/// Gets a boolean value indicating the virtual display mode support on this system
/// </summary>
public static bool IsVirtualModeSupported
{
get
{
try
{
return PathDisplayTarget
.GetDisplayTargets()
.Any(t => t.VirtualResolutionSupport);
}
catch
{
return false;
}
}
}
/// <summary>
/// Gets the specifies the pixel format of the source mode
/// </summary>
/// <exception cref="MissingModeException">Source mode information is missing</exception>
public DisplayConfigPixelFormat PixelFormat
{
get
{
if (!IsModeInformationAvailable)
{
throw new MissingModeException(
"Source mode information is missing or not available.",
DisplayConfigModeInfoType.Source
);
}
return _pixelFormat;
}
}
/// <summary>
/// Gets the position in the desktop coordinate space of the upper-left corner of this source surface. The source
/// surface that is located at (0, 0) is always the primary source surface.
/// </summary>
/// <exception cref="MissingModeException">Source mode information is missing</exception>
public Point Position
{
get
{
if (!IsModeInformationAvailable)
{
throw new MissingModeException(
"Source mode information is missing or not available.",
DisplayConfigModeInfoType.Source
);
}
return _position;
}
}
/// <summary>
/// Gets the size of the source mode
/// </summary>
/// <exception cref="MissingModeException">Source mode information is missing</exception>
public Size Resolution
{
get
{
if (!IsModeInformationAvailable)
{
throw new MissingModeException(
"Source mode information is missing or not available.",
DisplayConfigModeInfoType.Source
);
}
return _resolution;
}
}
/// <summary>
/// Gets the list of target information
/// </summary>
public PathTargetInfo[] TargetsInfo { get; } = new PathTargetInfo[0];
/// <summary>
/// Applies an array of paths
/// </summary>
/// <param name="pathInfos">The array of paths</param>
/// <param name="allowChanges">true to allow changes and reordering of the provided paths, otherwise false</param>
/// <param name="saveToDatabase">true to save the paths to the persistence database if call succeed, otherwise false</param>
/// <param name="forceModeEnumeration">true to force driver mode enumeration before applying the paths</param>
/// <exception cref="PathChangeException">Error in changing paths</exception>
public static void ApplyPathInfos(
IEnumerable<PathInfo> pathInfos,
bool allowChanges = true,
bool saveToDatabase = false,
bool forceModeEnumeration = false
)
{
var pathInfosArray = pathInfos.ToArray();
if (!ValidatePathInfos(pathInfosArray, allowChanges))
{
throw new PathChangeException("Invalid paths information.");
}
var displayConfigPathInfos = GetDisplayConfigPathInfos(pathInfosArray, out var displayConfigModeInfos);
if (displayConfigPathInfos.Length <= 0)
{
return;
}
var flags = displayConfigModeInfos.Length == 0
? SetDisplayConfigFlags.TopologySupplied
: SetDisplayConfigFlags.UseSuppliedDisplayConfig;
if (allowChanges)
{
flags |= displayConfigModeInfos.Length == 0
? SetDisplayConfigFlags.AllowPathOrderChanges
: SetDisplayConfigFlags.AllowChanges;
}
else if (displayConfigModeInfos.Length > 0)
{
flags |= SetDisplayConfigFlags.NoOptimization;
}
if (saveToDatabase && displayConfigModeInfos.Length > 0)
{
flags |= SetDisplayConfigFlags.SaveToDatabase;
}
if (forceModeEnumeration && displayConfigModeInfos.Length > 0)
{
flags |= SetDisplayConfigFlags.ForceModeEnumeration;
}
var result =
DisplayConfigApi.SetDisplayConfig(
(uint) displayConfigPathInfos.Length,
displayConfigPathInfos,
(uint) displayConfigModeInfos.Length,
displayConfigModeInfos.Length > 0 ? displayConfigModeInfos : null,
SetDisplayConfigFlags.Apply | flags
);
if (result != Win32Status.Success)
{
throw new PathChangeException(
"An error occurred while applying the paths information.",
new Win32Exception((int) result)
);
}
}
/// <summary>
/// Applies a saved topology
/// </summary>
/// <param name="topology">The topology identification to apply</param>
/// <param name="allowPersistence">true to allows persistence of the changes, otherwise false</param>
/// <exception cref="PathChangeException">Error in changing paths</exception>
public static void ApplyTopology(DisplayConfigTopologyId topology, bool allowPersistence = false)
{
if (!ValidateTopology(topology))
{
throw new PathChangeException("Invalid topology request.");
}
var flags = (SetDisplayConfigFlags) topology;
if (allowPersistence)
{
flags |= SetDisplayConfigFlags.PathPersistIfRequired;
}
var result = DisplayConfigApi.SetDisplayConfig(
0,
null,
0,
null,
SetDisplayConfigFlags.Apply | flags
);
if (result != Win32Status.Success)
{
throw new PathChangeException(
"An error occurred while applying the requested topology.",
new Win32Exception((int) result)
);
}
}
/// <summary>
/// Retrieves the list of active paths
/// </summary>
/// <param name="virtualModeAware">true if the caller expects virtual mode settings, otherwise false</param>
/// <returns>An array of PathInfos</returns>
public static PathInfo[] GetActivePaths(bool virtualModeAware = false)
{
return GetPathInfos(
virtualModeAware
? QueryDeviceConfigFlags.OnlyActivePaths | QueryDeviceConfigFlags.VirtualModeAware
: QueryDeviceConfigFlags.OnlyActivePaths,
out _
);
}
/// <summary>
/// Retrieves the list of all paths, active or inactive
/// </summary>
/// <param name="virtualModeAware">true if the caller expects virtual mode settings, otherwise false</param>
/// <returns>An array of PathInfos</returns>
public static PathInfo[] GetAllPaths(bool virtualModeAware = false)
{
return GetPathInfos(
virtualModeAware
? QueryDeviceConfigFlags.AllPaths | QueryDeviceConfigFlags.VirtualModeAware
: QueryDeviceConfigFlags.AllPaths,
out _
);
}
/// <summary>
/// Retrieves the list of currently active topology paths
/// </summary>
/// <returns>An array of PathInfos</returns>
public static PathInfo[] GetCurrentDatabasePaths()
{
return GetPathInfos(QueryDeviceConfigFlags.DatabaseCurrent, out _);
}
/// <summary>
/// Gets the current active topology identification
/// </summary>
/// <returns>The topology identification</returns>
public static DisplayConfigTopologyId GetCurrentTopology()
{
GetPathInfos(QueryDeviceConfigFlags.DatabaseCurrent, out var currentDatabaseType);
return currentDatabaseType;
}
/// <summary>
/// Validates an array of paths before applying
/// </summary>
/// <param name="pathInfos">The array of paths</param>
/// <param name="allowChanges">true to allow changes and reordering of the provided paths, otherwise false</param>
/// <returns>true if the provided paths are valid, otherwise false</returns>
public static bool ValidatePathInfos(IEnumerable<PathInfo> pathInfos, bool allowChanges = true)
{
var displayConfigPathInfos = GetDisplayConfigPathInfos(pathInfos, out var displayConfigModeInfos);
if (displayConfigPathInfos.Length <= 0)
{
return false;
}
var flags = displayConfigModeInfos.Length == 0
? SetDisplayConfigFlags.TopologySupplied
: SetDisplayConfigFlags.UseSuppliedDisplayConfig;
if (allowChanges)
{
flags |= displayConfigModeInfos.Length == 0
? SetDisplayConfigFlags.AllowPathOrderChanges
: SetDisplayConfigFlags.AllowChanges;
}
return
DisplayConfigApi.SetDisplayConfig(
(uint) displayConfigPathInfos.Length,
displayConfigPathInfos,
(uint) displayConfigModeInfos.Length,
displayConfigModeInfos.Length > 0 ? displayConfigModeInfos : null,
SetDisplayConfigFlags.Validate | flags
) ==
Win32Status.Success;
}
/// <summary>
/// Validates a topology before applying
/// </summary>
/// <param name="topology">The topology identification</param>
/// <returns>true if topology is applicable, otherwise false</returns>
/// <exception cref="ArgumentOutOfRangeException"></exception>
public static bool ValidateTopology(DisplayConfigTopologyId topology)
{
if (topology == DisplayConfigTopologyId.None)
{
throw new ArgumentOutOfRangeException(nameof(topology), "Topology should not be empty.");
}
var flags = (SetDisplayConfigFlags) topology;
return DisplayConfigApi.SetDisplayConfig(
0,
null,
0,
null,
SetDisplayConfigFlags.Validate | flags
) ==
Win32Status.Success;
}
private static uint AddMode(ref List<DisplayConfigModeInfo> modes, DisplayConfigModeInfo mode)
{
var existingMode = modes.FindIndex(info =>
info.InfoType == mode.InfoType &&
info.AdapterId == mode.AdapterId &&
info.Id == mode.Id
);
if (existingMode > 0)
{
if (modes[existingMode] == mode)
{
return (uint) existingMode;
}
throw new DuplicateModeException(
"Provided list of path information, contains one or more duplicate but not identical modes."
);
}
modes.Add(mode);
return (uint) modes.Count - 1;
}
// ReSharper disable once CyclomaticComplexity
private static DisplayConfigPathInfo[] GetDisplayConfigPathInfos(
IEnumerable<PathInfo> pathInfos,
out DisplayConfigModeInfo[] modeInfos)
{
var displayConfigPathInfos = new List<DisplayConfigPathInfo>();
var displayConfigModeInfos = new List<DisplayConfigModeInfo>();
foreach (var pathInfo in pathInfos)
{
var sourceMode = pathInfo.GetDisplayConfigSourceMode();
var sourceModeIndex = sourceMode.HasValue
? AddMode(
ref displayConfigModeInfos,
new DisplayConfigModeInfo(
pathInfo.DisplaySource.Adapter.AdapterId,
pathInfo.DisplaySource.SourceId,
sourceMode.Value
)
)
: 0u;
var sourceInfo = pathInfo.IsCloneMember
? new DisplayConfigPathSourceInfo(
pathInfo.DisplaySource.Adapter.AdapterId,
pathInfo.DisplaySource.SourceId,
sourceMode.HasValue ? (ushort) sourceModeIndex : DisplayConfigSourceMode.InvalidSourceModeIndex,
(ushort) pathInfo.CloneGroupId
)
: new DisplayConfigPathSourceInfo(
pathInfo.DisplaySource.Adapter.AdapterId,
pathInfo.DisplaySource.SourceId,
sourceMode.HasValue ? sourceModeIndex : DisplayConfigModeInfo.InvalidModeIndex
);
if (pathInfo.TargetsInfo == null || pathInfo.TargetsInfo.Length == 0)
{
displayConfigPathInfos.Add(
new DisplayConfigPathInfo(sourceInfo,
DisplayConfigPathInfoFlags.Active
)
);
}
else
{
foreach (var target in pathInfo.TargetsInfo)
{
var flags = DisplayConfigPathInfoFlags.None;
if (target.IsPathActive)
{
flags |= DisplayConfigPathInfoFlags.Active;
}
if (target.IsVirtualModeSupportedByPath)
{
flags |= DisplayConfigPathInfoFlags.SupportVirtualMode;
}
var targetMode = target.GetDisplayConfigTargetMode();
var targetModeIndex = targetMode.HasValue
? AddMode(ref displayConfigModeInfos,
new DisplayConfigModeInfo(
target.DisplayTarget.Adapter.AdapterId,
target.DisplayTarget.TargetId, targetMode.Value
)
)
: 0u;
DisplayConfigPathTargetInfo targetInfo;
if (target.IsVirtualModeSupportedByPath)
{
sourceInfo = new DisplayConfigPathSourceInfo(
pathInfo.DisplaySource.Adapter.AdapterId,
pathInfo.DisplaySource.SourceId,
sourceMode.HasValue
? (ushort) sourceModeIndex
: DisplayConfigSourceMode.InvalidSourceModeIndex,
pathInfo.IsCloneMember
? (ushort) pathInfo.CloneGroupId
: DisplayConfigPathSourceInfo.InvalidCloneGroupId
);
var desktopMode = target.GetDisplayConfigDesktopImageInfo();
var desktopModeIndex = desktopMode.HasValue
? AddMode(ref displayConfigModeInfos,
new DisplayConfigModeInfo(
target.DisplayTarget.Adapter.AdapterId,
target.DisplayTarget.TargetId,
desktopMode.Value
)
)
: 0u;
targetInfo = new DisplayConfigPathTargetInfo(
target.DisplayTarget.Adapter.AdapterId,
target.DisplayTarget.TargetId,
targetMode.HasValue
? (ushort) targetModeIndex
: DisplayConfigTargetMode.InvalidTargetModeIndex,
desktopMode.HasValue
? (ushort) desktopModeIndex
: DisplayConfigDesktopImageInfo.InvalidDesktopImageModeIndex,
target.OutputTechnology,
target.Rotation,
target.Scaling,
target.ScanLineOrdering == DisplayConfigScanLineOrdering.NotSpecified
? new DisplayConfigRational()
: new DisplayConfigRational(target.FrequencyInMillihertz, 1000, true),
target.ScanLineOrdering,
true
);
}
else
{
targetInfo = new DisplayConfigPathTargetInfo(
target.DisplayTarget.Adapter.AdapterId,
target.DisplayTarget.TargetId,
targetMode.HasValue ? targetModeIndex : DisplayConfigModeInfo.InvalidModeIndex,
target.OutputTechnology,
target.Rotation,
target.Scaling,
target.ScanLineOrdering == DisplayConfigScanLineOrdering.NotSpecified
? new DisplayConfigRational()
: new DisplayConfigRational(target.FrequencyInMillihertz, 1000, true),
target.ScanLineOrdering,
true
);
}
displayConfigPathInfos.Add(new DisplayConfigPathInfo(sourceInfo, targetInfo, flags));
}
}
}
modeInfos = displayConfigModeInfos.ToArray();
return displayConfigPathInfos.ToArray();
}
private static PathInfo[] GetPathInfos(QueryDeviceConfigFlags flags, out DisplayConfigTopologyId topologyId)
{
DisplayConfigPathInfo[] displayPaths;
DisplayConfigModeInfo[] displayModes;
uint pathCount;
while (true)
{
var error = DisplayConfigApi.GetDisplayConfigBufferSizes(flags,
out pathCount,
out var modeCount);
if (error != Win32Status.Success)
{
throw new Win32Exception((int) error);
}
displayPaths = new DisplayConfigPathInfo[pathCount];
displayModes = new DisplayConfigModeInfo[modeCount];
if (flags == QueryDeviceConfigFlags.DatabaseCurrent)
{
error = DisplayConfigApi.QueryDisplayConfig(
flags,
ref pathCount,
displayPaths,
ref modeCount,
displayModes,
out topologyId
);
}
else
{
topologyId = DisplayConfigTopologyId.None;
error = DisplayConfigApi.QueryDisplayConfig(
flags,
ref pathCount,
displayPaths,
ref modeCount,
displayModes,
IntPtr.Zero
);
}
if (error == Win32Status.Success)
{
break;
}
if (error != Win32Status.ErrorInsufficientBuffer)
{
throw new Win32Exception((int) error);
}
}
var pathInfos =
new Dictionary<
uint,
Tuple<
DisplayConfigPathSourceInfo,
DisplayConfigSourceMode?,
List<
Tuple<
DisplayConfigPathInfoFlags,
DisplayConfigPathTargetInfo,
DisplayConfigTargetMode?,
DisplayConfigDesktopImageInfo?
>
>
>
>();
var sourceId = uint.MaxValue;
for (var i = 0u; i < pathCount; i++)
{
var displayPath = displayPaths[i];
DisplayConfigSourceMode? sourceMode = null;
var key = sourceId;
var isVirtualSupported = displayPath.Flags.HasFlag(DisplayConfigPathInfoFlags.SupportVirtualMode);
if (isVirtualSupported &&
displayPath.SourceInfo.SourceModeInfoIndex != DisplayConfigSourceMode.InvalidSourceModeIndex &&
displayModes[displayPath.SourceInfo.SourceModeInfoIndex].InfoType ==
DisplayConfigModeInfoType.Source)
{
sourceMode = displayModes[displayPath.SourceInfo.SourceModeInfoIndex].SourceMode;
key = displayPath.SourceInfo.SourceModeInfoIndex;
}
else if (!isVirtualSupported &&
displayPath.SourceInfo.ModeInfoIndex != DisplayConfigModeInfo.InvalidModeIndex &&
displayModes[displayPath.SourceInfo.ModeInfoIndex].InfoType ==
DisplayConfigModeInfoType.Source)
{
sourceMode = displayModes[displayPath.SourceInfo.ModeInfoIndex].SourceMode;
key = displayPath.SourceInfo.ModeInfoIndex;
}
else
{
sourceId--;
}
if (!pathInfos.ContainsKey(key))
{
pathInfos.Add(
key,
Tuple.Create(
displayPath.SourceInfo,
sourceMode,
new List<
Tuple<
DisplayConfigPathInfoFlags,
DisplayConfigPathTargetInfo,
DisplayConfigTargetMode?,
DisplayConfigDesktopImageInfo?
>
>()
)
);
}
DisplayConfigTargetMode? targetMode = null;
if (isVirtualSupported &&
displayPath.TargetInfo.TargetModeInfoIndex != DisplayConfigTargetMode.InvalidTargetModeIndex &&
displayModes[displayPath.TargetInfo.TargetModeInfoIndex].InfoType == DisplayConfigModeInfoType.Target
)
{
targetMode = displayModes[displayPath.TargetInfo.TargetModeInfoIndex].TargetMode;
}
else if (!isVirtualSupported &&
displayPath.TargetInfo.ModeInfoIndex != DisplayConfigModeInfo.InvalidModeIndex &&
displayModes[displayPath.TargetInfo.ModeInfoIndex].InfoType == DisplayConfigModeInfoType.Target
)
{
targetMode = displayModes[displayPath.TargetInfo.ModeInfoIndex].TargetMode;
}
DisplayConfigDesktopImageInfo? desktopImageMode = null;
if (isVirtualSupported &&
displayPath.TargetInfo.DesktopModeInfoIndex !=
DisplayConfigDesktopImageInfo.InvalidDesktopImageModeIndex &&
displayModes[displayPath.TargetInfo.DesktopModeInfoIndex].InfoType ==
DisplayConfigModeInfoType.DesktopImage)
{
desktopImageMode = displayModes[displayPath.TargetInfo.DesktopModeInfoIndex].DesktopImageInfo;
}
pathInfos[key].Item3.Add(
Tuple.Create(displayPath.Flags, displayPath.TargetInfo, targetMode, desktopImageMode)
);
}
return pathInfos.Select(
pair => new PathInfo(pair.Value.Item1, pair.Value.Item2, pair.Value.Item3)
).ToArray();
}
/// <inheritdoc />
public override string ToString()
{
return $"{DisplaySource}: {Resolution} @ {Position}";
}
private DisplayConfigSourceMode? GetDisplayConfigSourceMode()
{
if (IsModeInformationAvailable)
{
return new DisplayConfigSourceMode(
(uint) Resolution.Width,
(uint) Resolution.Height,
PixelFormat,
new PointL(Position)
);
}
return null;
}
}
}

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using System;
using System.Drawing;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Contains information about the target desktop image
/// </summary>
public class PathTargetDesktopImage : IEquatable<PathTargetDesktopImage>
{
/// <summary>
/// Creates a new PathTargetDesktopImage
/// </summary>
/// <param name="monitorSurfaceSize">Size of the VidPn source surface that is being displayed on the monitor</param>
/// <param name="imageRegion">
/// Where the desktop image will be positioned within monitor surface size. Region must be
/// completely inside the bounds of the monitor surface size.
/// </param>
/// <param name="imageClip">
/// Which part of the desktop image for this clone group will be displayed on this path. This
/// currently must be set to the desktop size.
/// </param>
public PathTargetDesktopImage(Size monitorSurfaceSize, Rectangle imageRegion, Rectangle imageClip)
{
ImageClip = imageClip;
ImageRegion = imageRegion;
MonitorSurfaceSize = monitorSurfaceSize;
}
internal PathTargetDesktopImage(DisplayConfigDesktopImageInfo desktopImage)
{
MonitorSurfaceSize = desktopImage.PathSourceSize.ToSize();
ImageRegion = desktopImage.DesktopImageRegion.ToRectangle();
ImageClip = desktopImage.DesktopImageClip.ToRectangle();
}
/// <summary>
/// Gets part of the desktop image for this clone group that will be displayed on this path. This currently must be set
/// to the desktop size.
/// </summary>
public Rectangle ImageClip { get; }
/// <summary>
/// Gets the part that the desktop image will be positioned within monitor surface size. Region must be completely
/// inside the bounds of the monitor surface size.
/// </summary>
public Rectangle ImageRegion { get; }
/// <summary>
/// Gets the size of the VidPn source surface that is being displayed on the monitor
/// </summary>
public Size MonitorSurfaceSize { get; }
/// <inheritdoc />
public bool Equals(PathTargetDesktopImage other)
{
if (ReferenceEquals(null, other))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
return ImageClip == other.ImageClip &&
ImageRegion == other.ImageRegion &&
MonitorSurfaceSize == other.MonitorSurfaceSize;
}
/// <summary>
/// Checks for equality of two PathTargetDesktopImage instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are equal, otherwise false</returns>
public static bool operator ==(PathTargetDesktopImage left, PathTargetDesktopImage right)
{
return Equals(left, right) || left?.Equals(right) == true;
}
/// <summary>
/// Checks for inequality of two PathTargetDesktopImage instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are not equal, otherwise false</returns>
public static bool operator !=(PathTargetDesktopImage left, PathTargetDesktopImage right)
{
return !(left == right);
}
/// <inheritdoc />
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
if (ReferenceEquals(this, obj))
{
return true;
}
return obj.GetType() == GetType() && Equals((PathTargetDesktopImage) obj);
}
/// <inheritdoc />
public override int GetHashCode()
{
unchecked
{
var hashCode = ImageClip.GetHashCode();
hashCode = (hashCode * 397) ^ ImageRegion.GetHashCode();
hashCode = (hashCode * 397) ^ MonitorSurfaceSize.GetHashCode();
return hashCode;
}
}
/// <inheritdoc />
public override string ToString()
{
return $"{ImageClip} => {ImageRegion} @ {MonitorSurfaceSize}";
}
internal DisplayConfigDesktopImageInfo GetDisplayConfigDesktopImageInfo()
{
return new DisplayConfigDesktopImageInfo(
new PointL(MonitorSurfaceSize),
new RectangleL(ImageRegion),
new RectangleL(ImageClip)
);
}
}
}

330
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using WindowsDisplayAPI.Exceptions;
using WindowsDisplayAPI.Native.DisplayConfig;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Represents a path and its target
/// </summary>
public class PathTargetInfo
{
private readonly PathTargetDesktopImage _desktopImage;
private readonly PathTargetSignalInfo _signalInfo;
/// <summary>
/// Creates a new PathTargetInfo
/// </summary>
/// <param name="displayTarget">The display target device</param>
/// <param name="isVirtualModeSupported">A boolean value indicating the target virtual mode support</param>
public PathTargetInfo(PathDisplayTarget displayTarget, bool isVirtualModeSupported = false)
{
DisplayTarget = displayTarget;
IsVirtualModeSupportedByPath = isVirtualModeSupported;
}
/// <summary>
/// Creates a new PathTargetInfo
/// </summary>
/// <param name="displayTarget">The display target device</param>
/// <param name="frequencyInMillihertz">Display frequency in millihertz</param>
/// <param name="scanLineOrdering">Display scan line ordering</param>
/// <param name="rotation">Display rotation</param>
/// <param name="scaling">Display scaling</param>
/// <param name="isVirtualModeSupported">A boolean value indicating the target virtual mode support</param>
public PathTargetInfo(
PathDisplayTarget displayTarget,
ulong frequencyInMillihertz,
DisplayConfigScanLineOrdering scanLineOrdering = DisplayConfigScanLineOrdering.NotSpecified,
DisplayConfigRotation rotation = DisplayConfigRotation.NotSpecified,
DisplayConfigScaling scaling = DisplayConfigScaling.Preferred,
bool isVirtualModeSupported = false
) : this(displayTarget, isVirtualModeSupported)
{
FrequencyInMillihertz = frequencyInMillihertz;
ScanLineOrdering = scanLineOrdering;
Rotation = rotation;
Scaling = scaling;
}
/// <summary>
/// Creates a new PathTargetInfo
/// </summary>
/// <param name="displayTarget">The display target device</param>
/// <param name="signalInfo">The display signal information</param>
/// <param name="isVirtualModeSupported">A boolean value indicating the target virtual mode support</param>
public PathTargetInfo(
PathDisplayTarget displayTarget,
PathTargetSignalInfo signalInfo,
bool isVirtualModeSupported = false
) : this(displayTarget, isVirtualModeSupported)
{
_signalInfo = signalInfo;
FrequencyInMillihertz = signalInfo.VerticalSyncFrequencyInMillihertz;
ScanLineOrdering = signalInfo.ScanLineOrdering;
IsSignalInformationAvailable = true;
}
/// <summary>
/// Creates a new PathTargetInfo
/// </summary>
/// <param name="displayTarget">The display target device</param>
/// <param name="signalInfo">The display signal information</param>
/// <param name="rotation">Display rotation</param>
/// <param name="scaling">Display scaling</param>
/// <param name="isVirtualModeSupported">A boolean value indicating the target virtual mode support</param>
public PathTargetInfo(
PathDisplayTarget displayTarget,
PathTargetSignalInfo signalInfo,
DisplayConfigRotation rotation = DisplayConfigRotation.NotSpecified,
DisplayConfigScaling scaling = DisplayConfigScaling.Preferred,
bool isVirtualModeSupported = false
) : this(
displayTarget,
0,
DisplayConfigScanLineOrdering.NotSpecified,
rotation,
scaling,
isVirtualModeSupported
)
{
_signalInfo = signalInfo;
FrequencyInMillihertz = signalInfo.VerticalSyncFrequencyInMillihertz;
ScanLineOrdering = signalInfo.ScanLineOrdering;
IsSignalInformationAvailable = true;
}
/// <summary>
/// Creates a new PathTargetInfo
/// </summary>
/// <param name="displayTarget">The display target device</param>
/// <param name="signalInfo">The display signal information</param>
/// <param name="desktopImage">The display desktop image information</param>
/// <param name="isVirtualModeSupported">A boolean value indicating the target virtual mode support</param>
public PathTargetInfo(
PathDisplayTarget displayTarget,
PathTargetSignalInfo signalInfo,
PathTargetDesktopImage desktopImage,
bool isVirtualModeSupported = false
) : this(displayTarget, signalInfo, isVirtualModeSupported)
{
_desktopImage = desktopImage;
IsDesktopImageInformationAvailable = true;
}
/// <summary>
/// Creates a new PathTargetInfo
/// </summary>
/// <param name="displayTarget">The display target device</param>
/// <param name="signalInfo">The display signal information</param>
/// <param name="desktopImage">The display desktop image information</param>
/// <param name="rotation">Display rotation</param>
/// <param name="scaling">Display scaling</param>
/// <param name="isVirtualModeSupported">A boolean value indicating the target virtual mode support</param>
public PathTargetInfo(
PathDisplayTarget displayTarget,
PathTargetSignalInfo signalInfo,
PathTargetDesktopImage desktopImage,
DisplayConfigRotation rotation = DisplayConfigRotation.NotSpecified,
DisplayConfigScaling scaling = DisplayConfigScaling.Preferred,
bool isVirtualModeSupported = false
) : this(displayTarget, signalInfo, rotation, scaling, isVirtualModeSupported)
{
_desktopImage = desktopImage;
IsDesktopImageInformationAvailable = true;
}
internal PathTargetInfo(
DisplayConfigPathInfoFlags pathFlags,
DisplayConfigPathTargetInfo targetInfo,
DisplayConfigTargetMode? targetMode,
DisplayConfigDesktopImageInfo? desktopImageMode
)
{
IsPathActive = pathFlags.HasFlag(DisplayConfigPathInfoFlags.Active);
IsVirtualModeSupportedByPath = pathFlags.HasFlag(DisplayConfigPathInfoFlags.SupportVirtualMode);
DisplayTarget = new PathDisplayTarget(
new PathDisplayAdapter(targetInfo.AdapterId),
targetInfo.TargetId,
targetInfo.TargetAvailable
);
OutputTechnology = targetInfo.OutputTechnology;
Rotation = targetInfo.Rotation;
Scaling = targetInfo.Scaling;
ScanLineOrdering = targetInfo.ScanLineOrdering;
FrequencyInMillihertz = targetInfo.RefreshRate.ToValue(1000);
ForcedBootAvailability = targetInfo.StatusFlags.HasFlag(
DisplayConfigPathTargetInfoFlags.AvailabilityBoot
);
ForcedPathAvailability = targetInfo.StatusFlags.HasFlag(
DisplayConfigPathTargetInfoFlags.AvailabilityPath
);
ForcedSystemAvailability = targetInfo.StatusFlags.HasFlag(
DisplayConfigPathTargetInfoFlags.AvailabilitySystem
);
IsCurrentlyInUse = targetInfo.StatusFlags.HasFlag(
DisplayConfigPathTargetInfoFlags.InUse
);
IsForcible = targetInfo.StatusFlags.HasFlag(
DisplayConfigPathTargetInfoFlags.Forcible
);
IsSignalInformationAvailable = targetMode.HasValue;
if (targetMode.HasValue)
{
_signalInfo = new PathTargetSignalInfo(targetMode.Value.TargetVideoSignalInfo);
}
IsDesktopImageInformationAvailable = desktopImageMode.HasValue;
if (desktopImageMode.HasValue)
{
_desktopImage = new PathTargetDesktopImage(desktopImageMode.Value);
}
}
/// <summary>
/// Gets an instance of PathTargetDesktopImage containing information about this target desktop image
/// </summary>
/// <exception cref="MissingModeException">Target mode information is missing</exception>
public PathTargetDesktopImage DesktopImage
{
get
{
if (!IsDesktopImageInformationAvailable)
{
throw new MissingModeException(
"Desktop image information is missing or not available.",
DisplayConfigModeInfoType.DesktopImage
);
}
return _desktopImage;
}
}
/// <summary>
/// Gets extra information about the representing display target device
/// </summary>
public PathDisplayTarget DisplayTarget { get; }
/// <summary>
/// Gets a boolean value indicating that the output is currently being forced in a boot-persistent manner
/// </summary>
public bool ForcedBootAvailability { get; }
/// <summary>
/// Gets a boolean value indicating that the output is currently being forced in a path-persistent manner
/// </summary>
public bool ForcedPathAvailability { get; }
/// <summary>
/// Gets a boolean value indicating that the output is currently being forced in a non-persistent manner
/// </summary>
public bool ForcedSystemAvailability { get; }
/// <summary>
/// Gets a value that specifies the refresh rate of the target
/// </summary>
public ulong FrequencyInMillihertz { get; }
/// <summary>
/// Gets a boolean value indicating if the target is in use on an active path
/// </summary>
public bool IsCurrentlyInUse { get; }
/// <summary>
/// Gets a boolean value indicating the presence of the desktop image information
/// </summary>
public bool IsDesktopImageInformationAvailable { get; }
/// <summary>
/// Gets a boolean value indicating that the output can be forced on this target even if a monitor is not detected
/// </summary>
public bool IsForcible { get; }
/// <summary>
/// Gets a boolean value indicating if this path is or should be active
/// </summary>
public bool IsPathActive { get; } = true;
/// <summary>
/// Gets a boolean value indicating the presence of the signal information
/// </summary>
public bool IsSignalInformationAvailable { get; }
/// <summary>
/// Gets a boolean value that indicates if the path supports virtual mode
/// </summary>
public bool IsVirtualModeSupportedByPath { get; }
/// <summary>
/// Gets the type of the display device connection
/// </summary>
public DisplayConfigVideoOutputTechnology OutputTechnology { get; } = DisplayConfigVideoOutputTechnology.Other;
/// <summary>
/// Gets the rotation of the target
/// </summary>
public DisplayConfigRotation Rotation { get; }
/// <summary>
/// Gets the value that specifies how the source image is scaled to the target
/// </summary>
public DisplayConfigScaling Scaling { get; }
/// <summary>
/// Gets the value that specifies the scan-line ordering of the output on the target
/// </summary>
public DisplayConfigScanLineOrdering ScanLineOrdering { get; }
/// <summary>
/// Gets the target device signal information
/// </summary>
/// <exception cref="MissingModeException">Target mode information is missing</exception>
public PathTargetSignalInfo SignalInfo
{
get
{
if (!IsSignalInformationAvailable)
{
throw new MissingModeException(
"Target mode information is missing or not available.",
DisplayConfigModeInfoType.Target
);
}
return _signalInfo;
}
}
/// <inheritdoc />
public override string ToString()
{
return $"{DisplayTarget}: {FrequencyInMillihertz / 1000}hz{(IsCurrentlyInUse ? " [In Use]" : "")}";
}
internal DisplayConfigDesktopImageInfo? GetDisplayConfigDesktopImageInfo()
{
if (IsDesktopImageInformationAvailable)
{
return DesktopImage.GetDisplayConfigDesktopImageInfo();
}
return null;
}
internal DisplayConfigTargetMode? GetDisplayConfigTargetMode()
{
if (IsSignalInformationAvailable)
{
return new DisplayConfigTargetMode(SignalInfo.GetDisplayConfigVideoSignalInfo());
}
return null;
}
}
}

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app/WindowsDisplayAPI/DisplayConfig/PathTargetSignalInfo.cs Normal file
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using System;
using System.Drawing;
using WindowsDisplayAPI.Native.DisplayConfig;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
namespace WindowsDisplayAPI.DisplayConfig
{
/// <summary>
/// Contains information about the target signal info
/// </summary>
public class PathTargetSignalInfo : IEquatable<PathTargetSignalInfo>
{
/// <summary>
/// Creates a new PathTargetSignalInfo
/// </summary>
/// <param name="activeSize">Specifies the width and height (in pixels) of the active portion of the video signal.</param>
/// <param name="totalSize">Specifies the width and height (in pixels) of the entire video signal.</param>
/// <param name="verticalSyncFrequencyInMillihertz">Vertical synchronization frequency.</param>
/// <param name="scanLineOrdering">The scan-line ordering (for example, progressive or interlaced) of the video signal.</param>
/// <param name="videoStandard">
/// The video standard (if any) that defines the video signal. Supported by WDDM 1.3 and later
/// display mini-port drivers running on Windows 8.1 and later.
/// </param>
/// <param name="verticalSyncFrequencyDivider">
/// The ratio of the VSync rate of a monitor that displays through a Miracast
/// connected session to the VSync rate of the Miracast sink. The ratio of the VSync rate of a monitor that displays
/// through a Miracast connected session to the VSync rate of the Miracast sink. Supported by WDDM 1.3 and later
/// display mini-port drivers running on Windows 8.1 and later.
/// </param>
public PathTargetSignalInfo(
Size activeSize,
Size totalSize,
ulong verticalSyncFrequencyInMillihertz,
DisplayConfigScanLineOrdering scanLineOrdering,
VideoSignalStandard videoStandard = VideoSignalStandard.Uninitialized,
ushort verticalSyncFrequencyDivider = 0
)
{
ActiveSize = activeSize;
ScanLineOrdering = scanLineOrdering;
TotalSize = totalSize;
VerticalSyncFrequencyDivider = verticalSyncFrequencyDivider;
VerticalSyncFrequencyInMillihertz = verticalSyncFrequencyInMillihertz;
VideoStandard = videoStandard;
PixelRate = (ulong) (verticalSyncFrequencyInMillihertz / 1000d * totalSize.Width * totalSize.Height);
HorizontalSyncFrequencyInMillihertz = (ulong) totalSize.Height * verticalSyncFrequencyInMillihertz;
}
/// <summary>
/// Creates a new PathTargetSignalInfo
/// </summary>
/// <param name="displaySetting">A possible display settings</param>
/// <param name="totalSignalSize">Total signal size</param>
public PathTargetSignalInfo(DisplayPossibleSetting displaySetting, Size totalSignalSize) :
this(
displaySetting.Resolution, totalSignalSize,
(uint) (displaySetting.Frequency * 1000),
displaySetting.IsInterlaced
? DisplayConfigScanLineOrdering.InterlacedWithUpperFieldFirst
: DisplayConfigScanLineOrdering.Progressive
)
{
}
internal PathTargetSignalInfo(DisplayConfigVideoSignalInfo signalInfo)
{
PixelRate = signalInfo.PixelRate;
HorizontalSyncFrequencyInMillihertz = signalInfo.HorizontalSyncFrequency.ToValue(1000);
VerticalSyncFrequencyInMillihertz = signalInfo.VerticalSyncFrequency.ToValue(1000);
ActiveSize = new Size((int) signalInfo.ActiveSize.Width, (int) signalInfo.ActiveSize.Height);
TotalSize = new Size((int) signalInfo.TotalSize.Width, (int) signalInfo.TotalSize.Height);
VideoStandard = signalInfo.VideoStandard;
VerticalSyncFrequencyDivider = signalInfo.VerticalSyncFrequencyDivider;
ScanLineOrdering = signalInfo.ScanLineOrdering;
}
/// <summary>
/// Gets the width and height (in pixels) of the active portion of the video signal
/// </summary>
public Size ActiveSize { get; }
/// <summary>
/// Gets the horizontal synchronization frequency
/// </summary>
public ulong HorizontalSyncFrequencyInMillihertz { get; }
/// <summary>
/// Gets the pixel clock rate
/// </summary>
public ulong PixelRate { get; }
/// <summary>
/// Gets the scan-line ordering (for example, progressive or interlaced) of the video signal
/// </summary>
public DisplayConfigScanLineOrdering ScanLineOrdering { get; }
/// <summary>
/// Gets the width and height (in pixels) of the entire video signal
/// </summary>
public Size TotalSize { get; }
/// <summary>
/// Gets the ratio of the VSync rate of a monitor that displays through a Miracast connected session to the VSync rate
/// of the Miracast sink. The ratio of the VSync rate of a monitor that displays through a Miracast connected session
/// to the VSync rate of the Miracast sink. Supported by WDDM 1.3 and later display mini-port drivers running on Windows
/// 8.1 and later
/// </summary>
public ushort VerticalSyncFrequencyDivider { get; }
/// <summary>
/// Gets the vertical synchronization frequency
/// </summary>
public ulong VerticalSyncFrequencyInMillihertz { get; }
/// <summary>
/// Gets the video standard (if any) that defines the video signal. Supported by WDDM 1.3 and later display mini-port
/// drivers running on Windows 8.1 and later
/// </summary>
public VideoSignalStandard VideoStandard { get; }
/// <inheritdoc />
public bool Equals(PathTargetSignalInfo other)
{
if (ReferenceEquals(null, other))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
return ActiveSize == other.ActiveSize &&
HorizontalSyncFrequencyInMillihertz == other.HorizontalSyncFrequencyInMillihertz &&
PixelRate == other.PixelRate &&
ScanLineOrdering == other.ScanLineOrdering &&
TotalSize == other.TotalSize &&
VerticalSyncFrequencyDivider == other.VerticalSyncFrequencyDivider &&
VerticalSyncFrequencyInMillihertz == other.VerticalSyncFrequencyInMillihertz &&
VideoStandard == other.VideoStandard;
}
/// <summary>
/// Checks for equality of two PathTargetSignalInfo instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are equal, otherwise false</returns>
public static bool operator ==(PathTargetSignalInfo left, PathTargetSignalInfo right)
{
return Equals(left, right) || left?.Equals(right) == true;
}
/// <summary>
/// Checks for inequality of two PathTargetSignalInfo instances
/// </summary>
/// <param name="left">The first instance</param>
/// <param name="right">The second instance</param>
/// <returns>true if both instances are not equal, otherwise false</returns>
public static bool operator !=(PathTargetSignalInfo left, PathTargetSignalInfo right)
{
return !(left == right);
}
/// <inheritdoc />
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
if (ReferenceEquals(this, obj))
{
return true;
}
return obj.GetType() == GetType() && Equals((PathTargetSignalInfo) obj);
}
/// <inheritdoc />
public override int GetHashCode()
{
unchecked
{
var hashCode = ActiveSize.GetHashCode();
hashCode = (hashCode * 397) ^ (int) HorizontalSyncFrequencyInMillihertz;
hashCode = (hashCode * 397) ^ PixelRate.GetHashCode();
hashCode = (hashCode * 397) ^ (int) ScanLineOrdering;
hashCode = (hashCode * 397) ^ TotalSize.GetHashCode();
hashCode = (hashCode * 397) ^ VerticalSyncFrequencyDivider.GetHashCode();
hashCode = (hashCode * 397) ^ (int) VerticalSyncFrequencyInMillihertz;
hashCode = (hashCode * 397) ^ (int) VideoStandard;
return hashCode;
}
}
/// <inheritdoc />
public override string ToString()
{
return $"{ActiveSize} @ {VerticalSyncFrequencyInMillihertz / 1000}hz {VideoStandard}";
}
internal DisplayConfigVideoSignalInfo GetDisplayConfigVideoSignalInfo()
{
return new DisplayConfigVideoSignalInfo(
PixelRate,
new DisplayConfigRational(HorizontalSyncFrequencyInMillihertz, 1000, true),
new DisplayConfigRational(VerticalSyncFrequencyInMillihertz, 1000, true),
new DisplayConfig2DRegion((uint) ActiveSize.Width, (uint) ActiveSize.Height),
new DisplayConfig2DRegion((uint) TotalSize.Width, (uint) TotalSize.Height),
VideoStandard,
VerticalSyncFrequencyDivider,
ScanLineOrdering
);
}
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible curve drawing capabilities of a display device
/// </summary>
[Flags]
public enum DisplayCurveCapabilities
{
/// <summary>
/// Device does not support curves.
/// </summary>
None = 0,
/// <summary>
/// Device can draw circles.
/// </summary>
Circles = 1,
/// <summary>
/// Device can draw pie wedges.
/// </summary>
Pie = 2,
/// <summary>
/// Device can draw chord arcs.
/// </summary>
Chord = 4,
/// <summary>
/// Device can draw ellipses.
/// </summary>
Ellipses = 8,
/// <summary>
/// Device can draw wide borders.
/// </summary>
Wide = 16,
/// <summary>
/// Device can draw styled borders.
/// </summary>
Styled = 32,
/// <summary>
/// Device can draw borders that are wide and styled.
/// </summary>
WideStyled = 64,
/// <summary>
/// Device can draw interiors.
/// </summary>
Interiors = 128,
/// <summary>
/// Device can draw rounded rectangles.
/// </summary>
RoundRectangle = 256
}
}

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using System.Linq;
using WindowsDisplayAPI.DisplayConfig;
using WindowsDisplayAPI.Native.DeviceContext;
namespace WindowsDisplayAPI
{
/// <summary>
/// Represents a Windows Display Device
/// </summary>
public class DisplayDevice : Device
{
/// <summary>
/// Creates a new DisplayDevice
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
protected DisplayDevice(string devicePath, string deviceName, string deviceKey)
: base(devicePath, deviceName, deviceKey)
{
}
/// <summary>
/// Gets the corresponding <see cref="DisplayScreen" /> instance.
/// </summary>
public DisplayScreen DisplayScreen
{
get => DisplayScreen.GetScreens().FirstOrDefault(info => info.ScreenName.Equals(ScreenName));
}
/// <summary>
/// Creates a new DisplayDevice
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
/// <param name="adapter">The device parent DisplayAdapter</param>
/// <param name="isAvailable">true if the device is attached, otherwise false</param>
/// <param name="isValid">true if this instance is valid, otherwise false</param>
protected DisplayDevice(
string devicePath,
string deviceName,
string deviceKey,
DisplayAdapter adapter,
bool isAvailable,
bool isValid)
: this(devicePath, deviceName, deviceKey)
{
Adapter = adapter;
IsAvailable = isAvailable;
IsValid = isValid;
}
/// <summary>
/// Creates a new DisplayDevice
/// </summary>
/// <param name="devicePath">The device path</param>
/// <param name="deviceName">The device name</param>
/// <param name="deviceKey">The device driver registry key</param>
/// <param name="adapter">The device parent DisplayAdapter</param>
/// <param name="displayName">The device source display name</param>
/// <param name="displayFullName">The device target display name</param>
/// <param name="isAvailable">true if the device is attached, otherwise false</param>
/// <param name="isValid">true if this instance is valid, otherwise false</param>
protected DisplayDevice(
string devicePath,
string deviceName,
string deviceKey,
DisplayAdapter adapter,
string displayName,
string displayFullName,
bool isAvailable,
bool isValid)
: this(devicePath, deviceName, deviceKey, adapter, isAvailable, isValid)
{
ScreenName = displayName;
DisplayName = displayFullName;
}
/// <summary>
/// Gets the display device driving display adapter instance
/// </summary>
public virtual DisplayAdapter Adapter { get; }
/// <summary>
/// Gets the display device target name
/// </summary>
public virtual string DisplayName { get; }
/// <summary>
/// Gets the display device source name
/// </summary>
public virtual string ScreenName { get; }
/// <summary>
/// Gets a boolean value indicating if this display device is currently attached
/// </summary>
public virtual bool IsAvailable { get; }
/// <summary>
/// Gets a boolean value indicating if this instance is no longer valid, this may happen when display device attached
/// status changes
/// </summary>
public virtual bool IsValid { get; }
internal static DisplayDevice FromDeviceInformation(
DisplayAdapter adapter,
Native.DeviceContext.Structures.DisplayDevice sourceDevice,
Native.DeviceContext.Structures.DisplayDevice targetDevice
)
{
return new DisplayDevice(
targetDevice.DeviceId,
targetDevice.DeviceString,
targetDevice.DeviceKey,
adapter,
sourceDevice.DeviceName,
targetDevice.DeviceName,
targetDevice.StateFlags.HasFlag(DisplayDeviceStateFlags.AttachedToDesktop),
true
);
}
/// <inheritdoc />
public override string ToString()
{
return string.IsNullOrWhiteSpace(DeviceName)
? $"{GetType().Name}: {DisplayName} - IsAvailable: {IsAvailable}"
: $"{GetType().Name}: {DisplayName} ({DeviceName}) - IsAvailable: {IsAvailable}";
}
/// <summary>
/// Returns the corresponding PathDisplayTarget instance
/// </summary>
/// <returns>An instance of PathDisplayTarget, or null</returns>
public PathDisplayTarget ToPathDisplayTarget()
{
return PathDisplayTarget
.GetDisplayTargets()
.FirstOrDefault(target => target.DevicePath.Equals(DevicePath));
}
}
}

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using System;
using System.Diagnostics;
using WindowsDisplayAPI.Native.DeviceContext.Structures;
namespace WindowsDisplayAPI
{
public class DisplayGammaRamp
{
public DisplayGammaRamp(ushort[] red, ushort[] green, ushort[] blue)
{
if (red?.Length != GammaRamp.DataPoints)
{
throw new ArgumentOutOfRangeException(nameof(red));
}
if (green?.Length != GammaRamp.DataPoints)
{
throw new ArgumentOutOfRangeException(nameof(green));
}
if (blue?.Length != GammaRamp.DataPoints)
{
throw new ArgumentOutOfRangeException(nameof(blue));
}
Red = red;
Green = green;
Blue = blue;
}
public DisplayGammaRamp(double brightness = 0.5, double contrast = 0.5, double gamma = 1)
: this(
CalculateLUT(brightness, contrast, gamma),
CalculateLUT(brightness, contrast, gamma),
CalculateLUT(brightness, contrast, gamma)
)
{
}
public DisplayGammaRamp(
double redBrightness,
double redContrast,
double redGamma,
double greenBrightness,
double greenContrast,
double greenGamma,
double blueBrightness,
double blueContrast,
double blueGamma
)
: this(
CalculateLUT(redBrightness, redContrast, redGamma),
CalculateLUT(greenBrightness, greenContrast, greenGamma),
CalculateLUT(blueBrightness, blueContrast, blueGamma)
)
{
}
internal DisplayGammaRamp(GammaRamp ramp) :
this(ramp.Red, ramp.Green, ramp.Blue)
{
}
public ushort[] Blue { get; }
public ushort[] Green { get; }
public ushort[] Red { get; }
private static ushort[] CalculateLUT(double brightness, double contrast, double gamma)
{
// Fill the gamma curve
var result = new ushort[GammaRamp.DataPoints];
string bits = "";
for (var i = 0; i < result.Length; i++)
{
result[i] = (ushort)((0.5 + brightness / 2) * ushort.MaxValue * i / (float)(result.Length - 1));
bits += result[i].ToString() + " ";
}
Debug.WriteLine(bits);
return result;
}
internal GammaRamp AsRamp()
{
return new GammaRamp(Red, Green, Blue);
}
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible line drawing capabilities of a display device
/// </summary>
[Flags]
public enum DisplayLineCapabilities
{
/// <summary>
/// Device does not support lines.
/// </summary>
None = 0,
/// <summary>
/// Device can draw a poly line.
/// </summary>
PolyLine = 2,
/// <summary>
/// Device can draw a marker.
/// </summary>
Marker = 4,
/// <summary>
/// Device can draw multiple markers.
/// </summary>
PolyMarker = 8,
/// <summary>
/// Device can draw wide lines.
/// </summary>
Wide = 16,
/// <summary>
/// Device can draw styled lines.
/// </summary>
Styled = 32,
/// <summary>
/// Device can draw lines that are wide and styled.
/// </summary>
WideStyled = 64,
/// <summary>
/// Device can draw interiors.
/// </summary>
Interiors = 128
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible polygon drawing capabilities of a display device
/// </summary>
[Flags]
public enum DisplayPolygonalCapabilities
{
/// <summary>
/// Device does not support polygons.
/// </summary>
None = 0,
/// <summary>
/// Device can draw alternate-fill polygons.
/// </summary>
Polygon = 1,
/// <summary>
/// Device can draw rectangles.
/// </summary>
Rectangle = 2,
/// <summary>
/// Device can draw winding-fill polygons.
/// </summary>
WindingFillPolygon = 4,
/// <summary>
/// Device can draw a single scan-line.
/// </summary>
ScanLine = 8,
/// <summary>
/// Device can draw wide borders.
/// </summary>
Wide = 16,
/// <summary>
/// Device can draw styled borders.
/// </summary>
Styled = 32,
/// <summary>
/// Device can draw borders that are wide and styled.
/// </summary>
WideStyled = 64,
/// <summary>
/// Device can draw interiors.
/// </summary>
Interiors = 128
}
}

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using System.Drawing;
using WindowsDisplayAPI.Native.DeviceContext;
using WindowsDisplayAPI.Native.DeviceContext.Structures;
namespace WindowsDisplayAPI
{
/// <summary>
/// Represents a possible display setting
/// </summary>
public class DisplayPossibleSetting
{
/// <summary>
/// Creates a new DisplayPossibleSetting
/// </summary>
/// <param name="resolution">Display resolution</param>
/// <param name="frequency">Display frequency</param>
/// <param name="colorDepth">Display color depth</param>
/// <param name="isInterlaced">Indicating if display is using interlaces scan out</param>
protected DisplayPossibleSetting(Size resolution, int frequency, ColorDepth colorDepth, bool isInterlaced)
{
ColorDepth = colorDepth;
Resolution = resolution;
IsInterlaced = isInterlaced;
Frequency = frequency;
}
internal DisplayPossibleSetting(DeviceMode deviceMode)
: this(
new Size((int) deviceMode.PixelsWidth, (int) deviceMode.PixelsHeight),
(int) deviceMode.DisplayFrequency,
(ColorDepth) deviceMode.BitsPerPixel,
deviceMode.DisplayFlags.HasFlag(DisplayFlags.Interlaced)
)
{
}
/// <summary>
/// Gets the color depth of the display monitor in bits per pixel
/// </summary>
public ColorDepth ColorDepth { get; }
/// <summary>
/// Gets the frequency of the display monitor in hz
/// </summary>
public int Frequency { get; }
/// <summary>
/// Gets a boolean value indicating if the display uses the interlaced signal
/// </summary>
public bool IsInterlaced { get; }
/// <summary>
/// Gets the size of the display monitor
/// </summary>
public Size Resolution { get; }
/// <inheritdoc />
public override string ToString()
{
return $"{Resolution} {(IsInterlaced ? "Interlaced" : "Progressive")} {Frequency}hz @ {ColorDepth}";
}
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible raster capabilities of a display device
/// </summary>
[Flags]
public enum DisplayRasterCapabilities
{
/// <summary>
/// Capable of transferring bitmaps.
/// </summary>
BitmapTransfer = 1,
/// <summary>
/// Requires banding support.
/// </summary>
RequiresBanding = 2,
/// <summary>
/// Capable of scaling.
/// </summary>
Scaling = 4,
/// <summary>
/// Capable of supporting bitmaps larger than 64 KB.
/// </summary>
Bitmap64K = 8,
/// <summary>
/// Specifies GDI 2.0 compatibility.
/// </summary>
GDI20Output = 16,
/// <summary>
/// Includes a state block in the device context.
/// </summary>
GDI20State = 32,
/// <summary>
/// Capable of saving bitmaps locally in shadow memory.
/// </summary>
SaveBitmap = 64,
/// <summary>
/// Capable of modification and retrieval of display independent bitmap data.
/// </summary>
DeviceIndependentBitmap = 128,
/// <summary>
/// Specifies a palette-based device.
/// </summary>
Palette = 256,
/// <summary>
/// Capable of sending display independent bitmap to device.
/// </summary>
DeviceIndependentBitmapToDevice = 512,
/// <summary>
/// Capable of supporting fonts larger than 64 KB.
/// </summary>
Font64K = 1024,
/// <summary>
/// Capable of stretching bitmaps.
/// </summary>
StretchBitmap = 2048,
/// <summary>
/// Capable of performing flood fills.
/// </summary>
FloodFill = 4096,
/// <summary>
/// Capable of stretching display independent bitmaps.
/// </summary>
StretchDeviceIndependentBitmap = 8192,
/// <summary>
/// Supports transparent bitmap and DirectX arrays.
/// </summary>
DirectXOutput = 16384,
/// <summary>
/// Capable of working with hardware-dependent bitmaps.
/// </summary>
DeviceBits = 32768
}
}

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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using WindowsDisplayAPI.DisplayConfig;
using WindowsDisplayAPI.Exceptions;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DeviceContext;
using WindowsDisplayAPI.Native.DeviceContext.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains information about a display source screen
/// </summary>
public class DisplayScreen
{
private readonly IntPtr _monitorHandle;
private DisplayScreen(IntPtr monitorHandle)
{
_monitorHandle = monitorHandle;
}
/// <summary>
/// Gets the source identification number
/// </summary>
public int SourceId
{
get
{
var name = ScreenName;
if (string.IsNullOrWhiteSpace(name))
{
return 0;
}
var index = ScreenName.IndexOf("DISPLAY", StringComparison.Ordinal);
return index < 0 ? 0 : int.Parse(name.Substring(index + 7));
}
}
/// <summary>
/// Gets a list of all active screens
/// </summary>
/// <returns>An array of <see cref="DisplayScreen" /> instances.</returns>
public static DisplayScreen[] GetScreens()
{
var result = new List<DisplayScreen>();
var callback = new DeviceContextApi.MonitorEnumProcedure(
(IntPtr handle, IntPtr dcHandle, ref RectangleL rect, IntPtr callbackObject) =>
{
result.Add(new DisplayScreen(handle));
return 1;
}
);
return DeviceContextApi.EnumDisplayMonitors(IntPtr.Zero, IntPtr.Zero, callback, IntPtr.Zero)
? result.ToArray()
: null;
}
/// <summary>
/// Gets a <see cref="DisplaySetting"/> instance representing the screen current settings
/// </summary>
public DisplaySetting CurrentSetting
{
get => DisplaySetting.GetCurrentFromScreenName(ScreenName);
}
/// <summary>
/// Gets a <see cref="DisplaySetting"/> instance representing this screen saved settings
/// </summary>
public DisplaySetting SavedSetting
{
get => DisplaySetting.GetSavedFromScreenName(ScreenName);
}
/// <summary>
/// Disables and detaches all devices connected to this screen
/// </summary>
/// <param name="apply">Indicating if the changes should be applied immediately, recommended value is false</param>
public void Disable(bool apply)
{
SetSettings(new DisplaySetting(), apply);
}
/// <summary>
/// Enables and attach all devices connected to this screen
/// </summary>
/// <param name="displaySetting">The display settings that should be applied while enabling the display device</param>
/// <param name="apply">Indicating if the changes should be applied immediately, recommended value is false</param>
public void Enable(DisplaySetting displaySetting, bool apply = false)
{
SetSettings(displaySetting, apply);
}
/// <summary>
/// Changes the display device settings to a new <see cref="DisplaySetting"/> instance
/// </summary>
/// <param name="displaySetting">The display settings that should be applied</param>
/// <param name="apply">Indicating if the changes should be applied immediately, recommended value is false</param>
public void SetSettings(DisplaySetting displaySetting, bool apply = false)
{
if (!IsValid)
{
throw new InvalidDisplayException(null);
}
displaySetting.Save(ScreenName, apply);
}
/// <summary>
/// Get information about the monitor covering the most of a rectangle.
/// </summary>
/// <param name="rectangle">The rectangle to get the main monitor information for.</param>
/// <returns>An instance of <see cref="DisplayScreen" />.</returns>
public static DisplayScreen FromRectangle(Rectangle rectangle)
{
var monitorHandle = DeviceContextApi.MonitorFromRect(
new RectangleL(rectangle),
MonitorFromFlag.DefaultToNearest
);
return monitorHandle == IntPtr.Zero ? null : new DisplayScreen(monitorHandle);
}
/// <summary>
/// Get information about the monitor containing or the nearest to a point.
/// </summary>
/// <param name="point">The point to get the main monitor information for.</param>
/// <returns>An instance of <see cref="DisplayScreen" />.</returns>
public static DisplayScreen FromPoint(Point point)
{
var monitorHandle = DeviceContextApi.MonitorFromPoint(
new PointL(point),
MonitorFromFlag.DefaultToNearest
);
return monitorHandle == IntPtr.Zero ? null : new DisplayScreen(monitorHandle);
}
/// <summary>
/// Get information about the screen covering the most of a window.
/// </summary>
/// <param name="hWnd">The window handle to get the main screen information for.</param>
/// <returns>An instance of <see cref="DisplayScreen" />.</returns>
public static DisplayScreen FromWindow(IntPtr hWnd)
{
if (hWnd == IntPtr.Zero)
{
throw new ArgumentException("Invalid window handle provided.", nameof(hWnd));
}
var monitorHandle = DeviceContextApi.MonitorFromWindow(
hWnd,
MonitorFromFlag.DefaultToNearest
);
return monitorHandle == IntPtr.Zero ? null : new DisplayScreen(monitorHandle);
}
#if !NETSTANDARD
/// <summary>
/// Returns the corresponding <see cref="System.Windows.Forms.Screen" /> instance
/// </summary>
/// <returns>A instance of Screen object</returns>
public System.Windows.Forms.Screen GetWinFormScreen()
{
if (!IsValid)
throw new Exceptions.InvalidDisplayException();
try
{
return System.Windows.Forms.Screen.AllScreens.FirstOrDefault(screen => screen.DeviceName.Equals(ScreenName));
}
catch
{
// ignored
}
return null;
}
#endif
/// <summary>
/// Get the corresponding <see cref="Display" /> instances.
/// </summary>
/// <returns>An array of <see cref="Display" /> instances.</returns>
public Display[] GetDisplays()
{
return Display.GetDisplays().Where(display => display.ScreenName.Equals(ScreenName)).ToArray();
}
/// <summary>
/// Gets the bounds of the monitor
/// </summary>
public Rectangle Bounds
{
get => GetMonitorInfo()?.Bounds.ToRectangle() ?? Rectangle.Empty;
}
/// <summary>
/// Gets the source name of the screen
/// </summary>
public string ScreenName
{
get => GetMonitorInfo()?.DisplayName;
}
/// <summary>
/// Gets a boolean value indicating if this is the primary display
/// </summary>
public bool IsPrimary
{
get => GetMonitorInfo()?.Flags.HasFlag(MonitorInfoFlags.Primary) ?? false;
}
/// <summary>
/// Gets a boolean value indicating if this instance contains valid information.
/// </summary>
public bool IsValid
{
get => GetMonitorInfo() != null;
}
/// <summary>
/// Gets the working area of the monitor
/// </summary>
public Rectangle WorkingArea
{
get => GetMonitorInfo()?.WorkingArea.ToRectangle() ?? Rectangle.Empty;
}
/// <summary>
/// Returns a list of possible display setting for this screen
/// </summary>
/// <returns>An enumerable list of <see cref="DisplayPossibleSetting"/> instances</returns>
public IEnumerable<DisplayPossibleSetting> GetPossibleSettings()
{
if (!IsValid)
{
yield break;
}
var index = -1;
while (true)
{
index++;
var deviceMode = new DeviceMode(DeviceModeFields.None);
if (!DeviceContextApi.EnumDisplaySettings(ScreenName, (DisplaySettingsMode)index, ref deviceMode))
{
break;
}
yield return new DisplayPossibleSetting(deviceMode);
}
}
/// <summary>
/// Returns the best possible display setting for this screen
/// </summary>
/// <returns>A <see cref="DisplayPossibleSetting"/> instance</returns>
public DisplayPossibleSetting GetPreferredSetting()
{
return IsValid
? GetPossibleSettings()
.OrderByDescending(setting => (int)setting.ColorDepth)
.ThenByDescending(setting => (ulong)setting.Resolution.Width * (ulong)setting.Resolution.Height)
.ThenByDescending(setting => setting.Frequency)
.FirstOrDefault()
: null;
}
/// <summary>
/// Returns the corresponding <see cref="PathDisplaySource"/> instance
/// </summary>
/// <returns>An instance of <see cref="PathDisplaySource"/>, or null</returns>
public PathDisplaySource ToPathDisplaySource()
{
return PathDisplaySource
.GetDisplaySources()
.FirstOrDefault(source => source.DisplayName.Equals(ScreenName));
}
private MonitorInfo? GetMonitorInfo()
{
var monitorInfo = MonitorInfo.Initialize();
if (DeviceContextApi.GetMonitorInfo(_monitorHandle, ref monitorInfo))
{
return monitorInfo;
}
return null;
}
}
}

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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
using WindowsDisplayAPI.Exceptions;
using WindowsDisplayAPI.Native;
using WindowsDisplayAPI.Native.DeviceContext;
using WindowsDisplayAPI.Native.DeviceContext.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI
{
/// <summary>
/// Holds configurations of a windows display
/// </summary>
public class DisplaySetting : DisplayPossibleSetting
{
/// <summary>
/// Creates a new <see cref="DisplaySetting" /> instance.
/// </summary>
/// <param name="validSetting">The basic configuration information object</param>
/// <param name="position">Display position on desktop</param>
public DisplaySetting(DisplayPossibleSetting validSetting, Point position = default)
: this(validSetting, position, DisplayOrientation.Identity, DisplayFixedOutput.Default)
{
}
/// <summary>
/// Creates a new <see cref="DisplaySetting" /> instance.
/// </summary>
/// <param name="validSetting">The basic configuration information object</param>
/// <param name="position">Display position on desktop</param>
/// <param name="orientation">Display orientation and rotation</param>
/// <param name="outputScalingMode">
/// Display output behavior in case of presenting a low-resolution mode on a
/// higher-resolution display
/// </param>
public DisplaySetting(
DisplayPossibleSetting validSetting,
Point position,
DisplayOrientation orientation,
DisplayFixedOutput outputScalingMode)
: this(
validSetting.Resolution, position, validSetting.ColorDepth, validSetting.Frequency,
validSetting.IsInterlaced, orientation, outputScalingMode
)
{
}
/// <summary>
/// Creates a new <see cref="DisplaySetting" /> instance.
/// </summary>
/// <param name="resolution">Display resolution</param>
/// <param name="position">Display position on desktop</param>
/// <param name="frequency">Display frequency</param>
public DisplaySetting(Size resolution, Point position, int frequency)
: this(resolution, position, ColorDepth.Depth32Bit, frequency)
{
}
/// <summary>
/// Creates a new <see cref="DisplaySetting" /> instance.
/// </summary>
/// <param name="resolution">Display resolution</param>
/// <param name="frequency">Display frequency</param>
public DisplaySetting(Size resolution, int frequency)
: this(resolution, new Point(0, 0), ColorDepth.Depth32Bit, frequency)
{
}
/// <summary>
/// Creates a new <see cref="DisplaySetting" /> instance.
/// </summary>
/// <param name="resolution">Display resolution</param>
/// <param name="position">Display position on desktop</param>
/// <param name="frequency">Display frequency</param>
/// <param name="colorDepth">Display color depth</param>
/// <param name="isInterlaced">Indicating if display is using interlaces scan out</param>
/// <param name="orientation">Display orientation and rotation</param>
/// <param name="outputScalingMode">
/// Display output behavior in case of presenting a low-resolution mode on a
/// higher-resolution display
/// </param>
public DisplaySetting(
Size resolution,
Point position,
ColorDepth colorDepth,
int frequency,
bool isInterlaced = false,
DisplayOrientation orientation = DisplayOrientation.Identity,
DisplayFixedOutput outputScalingMode = DisplayFixedOutput.Default
) : base(resolution, frequency, colorDepth, isInterlaced)
{
Position = position;
Orientation = orientation;
OutputScalingMode = outputScalingMode;
}
internal DisplaySetting() : base(default)
{
IsEnable = false;
}
private DisplaySetting(DeviceMode deviceMode) : base(deviceMode)
{
Position = new Point(deviceMode.Position.X, deviceMode.Position.Y);
Orientation = deviceMode.DisplayOrientation;
OutputScalingMode = deviceMode.DisplayFixedOutput;
if (Resolution.IsEmpty && Position.IsEmpty)
{
IsEnable = false;
}
}
/// <summary>
/// Gets a boolean value indicating if this instance is currently enable
/// </summary>
public bool IsEnable { get; } = true;
/// <summary>
/// Gets or sets the orientation of the display monitor
/// </summary>
public DisplayOrientation Orientation { get; }
/// <summary>
/// Gets output behavior in case of presenting a low-resolution mode on a higher-resolution display
/// </summary>
public DisplayFixedOutput OutputScalingMode { get; }
/// <summary>
/// Gets or sets the position of the display monitor
/// </summary>
public Point Position { get; }
/// <summary>
/// Applies settings that are saved using SaveDisplaySettings() or other similar methods but not yet applied
/// </summary>
public static void ApplySavedSettings()
{
var result = DeviceContextApi.ChangeDisplaySettingsEx(
null,
IntPtr.Zero,
IntPtr.Zero,
ChangeDisplaySettingsFlags.Reset,
IntPtr.Zero
);
if (result != ChangeDisplaySettingsExResults.Successful)
{
throw new ModeChangeException($"[{result}]: Applying saved settings failed.", null, result);
}
}
/// <summary>
/// Returns the current display settings of a screen
/// </summary>
/// <param name="screenName">The name of the screen.</param>
/// <returns>An instance of <see cref="DisplaySetting" /></returns>
public static DisplaySetting GetCurrentFromScreenName(string screenName)
{
return new DisplaySetting(GetDeviceMode(screenName, DisplaySettingsMode.CurrentSettings));
}
/// <summary>
/// Returns the saved display settings of a screen
/// </summary>
/// <param name="screenName">The name of the screen.</param>
/// <returns>An instance of <see cref="DisplaySetting" /></returns>
public static DisplaySetting GetSavedFromScreenName(string screenName)
{
return new DisplaySetting(GetDeviceMode(screenName, DisplaySettingsMode.RegistrySettings));
}
/// <summary>
/// Sets and possibility applies a list of display settings
/// </summary>
/// <param name="newSettingPairs">
/// A key value dictionary of <see cref="DisplayDevice" /> and <see cref="DisplaySetting" />
/// instances.
/// </param>
/// <param name="applyNow">Indicating if the changes should be applied immediately, recommended value is false</param>
public static void SaveDisplaySettings(
Dictionary<DisplayScreen, DisplaySetting> newSettingPairs,
bool applyNow)
{
SaveDisplaySettings(
newSettingPairs.ToDictionary(pair => pair.Key.ScreenName, pair => pair.Value),
applyNow,
true
);
}
/// <summary>
/// Sets and possibility applies a list of display settings
/// </summary>
/// <param name="newSettingPairs">A key value dictionary of source ids and <see cref="DisplaySetting" /> instance</param>
/// <param name="applyNow">Indicating if the changes should be applied immediately, recommended value is false</param>
public static void SaveDisplaySettings(
Dictionary<int, DisplaySetting> newSettingPairs,
bool applyNow)
{
SaveDisplaySettings(
newSettingPairs.ToDictionary(pair => $"\\\\.\\DISPLAY{pair.Key:D}", pair => pair.Value),
applyNow,
true
);
}
private static DeviceMode GetDeviceMode(string screenName, DisplaySettingsMode flags)
{
var deviceMode = new DeviceMode(DeviceModeFields.None);
return !string.IsNullOrWhiteSpace(screenName) &&
DeviceContextApi.EnumDisplaySettings(
screenName,
flags,
ref deviceMode
)
? deviceMode
: default;
}
private static void SaveDisplaySettings(
Dictionary<string, DisplaySetting> newSettings,
bool applyNow,
bool retry
)
{
var screens = DisplayScreen.GetScreens()
.Where(screen => screen.IsValid)
.ToList();
var rollbackSettings = screens
.ToDictionary(screen => screen.ScreenName, screen => screen.CurrentSetting);
try
{
foreach (var newSetting in newSettings)
{
screens.Remove(
screens.FirstOrDefault(
screen => screen.ScreenName.Equals(newSetting.Key)
)
);
newSetting.Value.Save(newSetting.Key, false);
}
// Disable missing monitors
foreach (var screen in screens.Where(screen => screen.IsValid))
{
screen.Disable(false);
}
if (applyNow)
{
ApplySavedSettings();
}
}
catch (ModeChangeException)
{
if (retry)
{
SaveDisplaySettings(rollbackSettings, false, false);
}
throw;
}
}
/// <inheritdoc />
public override string ToString()
{
return IsEnable
? $"{Resolution} {(IsInterlaced ? "Interlaced" : "Progressive")} {Frequency}hz @ {ColorDepth} @ {Position}"
: "Disabled";
}
internal void Save(string screenName, bool reset)
{
var deviceMode = GetDeviceMode(screenName);
var flags = ChangeDisplaySettingsFlags.UpdateRegistry | ChangeDisplaySettingsFlags.Global;
flags |= reset ? ChangeDisplaySettingsFlags.Reset : ChangeDisplaySettingsFlags.NoReset;
if (IsEnable && Position.X == 0 && Position.Y == 0)
{
flags |= ChangeDisplaySettingsFlags.SetPrimary;
}
var result = DeviceContextApi.ChangeDisplaySettingsEx(
screenName,
ref deviceMode,
IntPtr.Zero,
flags,
IntPtr.Zero
);
if (result != ChangeDisplaySettingsExResults.Successful)
{
throw new ModeChangeException($"[{result}]: Applying saved settings failed.", null, result);
}
}
private DeviceMode GetDeviceMode(string screenName)
{
DeviceMode deviceMode;
if (IsEnable)
{
var flags = DisplayFlags.None;
if (IsInterlaced)
{
flags |= DisplayFlags.Interlaced;
}
deviceMode = new DeviceMode(
screenName,
new PointL(Position),
Orientation,
OutputScalingMode,
(uint) ColorDepth,
(uint) Resolution.Width,
(uint) Resolution.Height,
flags,
(uint) Frequency
);
}
else
{
deviceMode = new DeviceMode(
screenName,
DeviceModeFields.PelsWidth | DeviceModeFields.PelsHeight | DeviceModeFields.Position
);
}
if (string.IsNullOrWhiteSpace(deviceMode.DeviceName))
{
throw new MissingDisplayException("Display screen is missing or invalid.", null);
}
return deviceMode;
}
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible shader blending capabilities of a display device
/// </summary>
[Flags]
public enum DisplayShaderBlendingCapabilities
{
/// <summary>
/// Device does not support any of these capabilities.
/// </summary>
None = 0,
/// <summary>
/// Capable of handling constant alpha
/// </summary>
ConstantAlpha = 1,
/// <summary>
/// Capable of handling per-pixel alpha.
/// </summary>
PerPixelAlpha = 2,
/// <summary>
/// Capable of handling pre-multiplied alpha
/// </summary>
PreMultipliedAlpha = 4,
/// <summary>
/// Capable of doing gradient fill rectangles.
/// </summary>
RectangleGradient = 16,
/// <summary>
/// Capable of doing gradient fill triangles.
/// </summary>
TriangleGradient = 32
}
}

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using System;
namespace WindowsDisplayAPI
{
/// <summary>
/// Contains possible text drawing capabilities of a display device
/// </summary>
[Flags]
public enum DisplayTextCapabilities
{
/// <summary>
/// Device is capable of character output precision.
/// </summary>
CharacterOutputPrecision = 1,
/// <summary>
/// Device is capable of stroke output precision.
/// </summary>
StrokeOutputPrecision = 2,
/// <summary>
/// Device is capable of stroke clip precision.
/// </summary>
StrokeClipPrecision = 4,
/// <summary>
/// Device is capable of 90-degree character rotation.
/// </summary>
CharacterRotation90 = 8,
/// <summary>
/// Device is capable of any character rotation.
/// </summary>
CharacterRotationAny = 16,
/// <summary>
/// Device can scale independently in the x-direction and y-direction.
/// </summary>
IndependentXYScaling = 32,
/// <summary>
/// Device is capable of doubled character for scaling.
/// </summary>
DoubleCharacterScaling = 64,
/// <summary>
/// Device uses integer multiples only for character scaling.
/// </summary>
IntegerCharacterScaling = 128,
/// <summary>
/// Device uses any multiples for exact character scaling.
/// </summary>
ExactCharacterScaling = 256,
/// <summary>
/// Device can draw double-weight characters.
/// </summary>
DoubleWeightCharacter = 512,
/// <summary>
/// Device can italicize.
/// </summary>
CanItalicize = 1024,
/// <summary>
/// Device can underline.
/// </summary>
CanUnderline = 2048,
/// <summary>
/// Device can draw strikeouts.
/// </summary>
CanStrikeout = 4096,
/// <summary>
/// Device can draw raster fonts.
/// </summary>
RasterFonts = 8192,
/// <summary>
/// Device can draw vector fonts.
/// </summary>
VectorFonts = 16384,
/// <summary>
/// Device cannot scroll using a bit-block transfer. Note that this meaning may be the opposite of what you expect.
/// </summary>
BitBlockTransferScrollInAbility = 65536
}
}

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app/WindowsDisplayAPI/Exceptions/DuplicateModeException.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of two similar but not identical path or path target
/// </summary>
public class DuplicateModeException : Exception
{
/// <summary>
/// Creates a new DuplicateModeException exception
/// </summary>
/// <param name="message">The human readable message of the exception</param>
public DuplicateModeException(string message) : base(message)
{
}
}
}

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app/WindowsDisplayAPI/Exceptions/InvalidDisplayException.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of an invalid display instance
/// </summary>
public class InvalidDisplayException : Exception
{
/// <summary>
/// Creates a new InvalidDisplayException
/// </summary>
/// <param name="displayPath">The path of invalidated display device</param>
public InvalidDisplayException(string displayPath)
{
DisplayPath = displayPath;
}
/// <summary>
/// Creates a new InvalidDisplayException
/// </summary>
public InvalidDisplayException() : this(null)
{
}
/// <summary>
/// Gets the path of the display device
/// </summary>
public string DisplayPath { get; }
}
}

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app/WindowsDisplayAPI/Exceptions/InvalidEDIDInformation.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of missing or invalid EDID information
/// </summary>
public class InvalidEDIDInformation : Exception
{
/// <summary>
/// Creates a new InvalidEDIDInformation exception
/// </summary>
/// <param name="message">The human readable message of the exception</param>
public InvalidEDIDInformation(string message) : base(message)
{
}
}
}

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app/WindowsDisplayAPI/Exceptions/InvalidRegistryAddressException.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of missing or invalid registry address information
/// </summary>
public class InvalidRegistryAddressException : Exception
{
/// <summary>
/// Creates a new InvalidRegistryAddressException exception
/// </summary>
/// <param name="message">The human readable message of the exception</param>
public InvalidRegistryAddressException(string message) : base(message)
{
}
}
}

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app/WindowsDisplayAPI/Exceptions/MissingDisplayException.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of a missing display
/// </summary>
public class MissingDisplayException : Exception
{
/// <summary>
/// Creates a new MissingDisplayException
/// </summary>
/// <param name="displayPath">The path of missing display device</param>
/// <param name="message">The human readable message of the exception</param>
public MissingDisplayException(string message, string displayPath) : base(message)
{
DisplayPath = displayPath;
}
/// <summary>
/// Gets the path of the display device
/// </summary>
public string DisplayPath { get; }
}
}

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app/WindowsDisplayAPI/Exceptions/MissingModeException.cs Normal file
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using System;
using WindowsDisplayAPI.Native.DisplayConfig;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of missing mode information
/// </summary>
public class MissingModeException : Exception
{
/// <summary>
/// Creates a new MissingModeException
/// </summary>
/// <param name="missingModeType">The missing mode type</param>
/// <param name="message">The human readable message of the exception</param>
public MissingModeException(string message, DisplayConfigModeInfoType missingModeType) : base(message)
{
MissingModeType = missingModeType;
}
/// <summary>
/// Gets the missing mode type
/// </summary>
public DisplayConfigModeInfoType MissingModeType { get; }
}
}

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app/WindowsDisplayAPI/Exceptions/ModeChangeException.cs Normal file
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using System;
using WindowsDisplayAPI.Native.DeviceContext;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs during a mode change request
/// </summary>
public class ModeChangeException : Exception
{
/// <summary>
/// Creates a new ModeChangeException
/// </summary>
/// <param name="device">The device responsible for the mode change</param>
/// <param name="errorCode">The error code</param>
/// <param name="message">The human readable message of the exception</param>
public ModeChangeException(
string message,
DisplayDevice device,
ChangeDisplaySettingsExResults errorCode
) : base(message)
{
Device = device;
ErrorCode = errorCode;
}
/// <summary>
/// Gets the display device responsible for the mode change
/// </summary>
public DisplayDevice Device { get; }
/// <summary>
/// Gets the error code
/// </summary>
public ChangeDisplaySettingsExResults ErrorCode { get; }
}
}

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app/WindowsDisplayAPI/Exceptions/NotACloneMemberException.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of not being in a valid clone group
/// </summary>
public class NotACloneMemberException : Exception
{
/// <summary>
/// Creates a new NotACloneMemberException
/// </summary>
/// <param name="message">The human readable message of the exception</param>
public NotACloneMemberException(string message) : base(message)
{
}
}
}

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app/WindowsDisplayAPI/Exceptions/PathChangeException.cs Normal file
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using System;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of an invalid path request
/// </summary>
public class PathChangeException : Exception
{
/// <summary>
/// Creates a new PathChangeException
/// </summary>
/// <param name="message">The human readable message of the exception</param>
public PathChangeException(string message) : base(message)
{
}
/// <summary>
/// Creates a new PathChangeException
/// </summary>
/// <param name="message">The human readable message of the exception</param>
/// <param name="innerException">The inner causing exception</param>
public PathChangeException(string message, Exception innerException) : base(message, innerException)
{
}
}
}

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app/WindowsDisplayAPI/Exceptions/TargetNotAvailableException.cs Normal file
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using System;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Exceptions
{
/// <summary>
/// Represents errors that occurs because of path target being inavailable
/// </summary>
public class TargetNotAvailableException : Exception
{
/// <summary>
/// Creates a new TargetNotAvailableException
/// </summary>
/// <param name="message">The human readable message of the exception</param>
/// <param name="adapterId">The driving adapter's identification</param>
/// <param name="targetId">The target identification number</param>
public TargetNotAvailableException(string message, LUID adapterId, uint targetId) : base(message)
{
AdapterId = adapterId;
TargetId = targetId;
}
/// <summary>
/// Gets the driving adapter's identification
/// </summary>
public LUID AdapterId { get; }
/// <summary>
/// Gets the target's identification number
/// </summary>
public uint TargetId { get; }
}
}

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app/WindowsDisplayAPI/Native/DeviceContext/ChangeDisplaySettingsExResults.cs Normal file
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namespace WindowsDisplayAPI.Native.DeviceContext
{
/// <summary>
/// Contains possible values for the result of mode change request
/// </summary>
public enum ChangeDisplaySettingsExResults
{
/// <summary>
/// Completed successfully
/// </summary>
Successful = 0,
/// <summary>
/// Changes needs restart
/// </summary>
Restart = 1,
/// <summary>
/// Failed to change and save setings
/// </summary>
Failed = -1,
/// <summary>
/// Invalid data provide
/// </summary>
BadMode = -2,
/// <summary>
/// Changes not updated
/// </summary>
NotUpdated = -3,
/// <summary>
/// Invalid flags provided
/// </summary>
BadFlags = -4,
/// <summary>
/// Bad parameters provided
/// </summary>
BadParam = -5,
/// <summary>
/// Bad Dual View mode used with mode
/// </summary>
BadDualView = -6
}
}

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app/WindowsDisplayAPI/Native/DeviceContext/ChangeDisplaySettingsFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DeviceContext
{
[Flags]
internal enum ChangeDisplaySettingsFlags : uint
{
UpdateRegistry = 0x00000001,
Global = 0x00000008,
SetPrimary = 0x00000010,
Reset = 0x40000000,
NoReset = 0x10000000
}
}

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app/WindowsDisplayAPI/Native/DeviceContext/DCHandle.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DeviceContext
{
internal class DCHandle : SafeHandle
{
private readonly bool _created;
private DCHandle(IntPtr handle, bool created) : base(handle, true)
{
_created = created;
}
public override bool IsInvalid
{
get => handle == IntPtr.Zero;
}
public static DCHandle CreateFromDevice(string screenName, string devicePath)
{
return new DCHandle(
DeviceContextApi.CreateDC(screenName, devicePath, null, IntPtr.Zero),
true
);
}
public static DCHandle CreateFromScreen(string screenName)
{
return CreateFromDevice(screenName, screenName);
}
public static DCHandle CreateFromWindow(IntPtr windowHandle)
{
return new DCHandle(
DeviceContextApi.GetDC(windowHandle),
true
);
}
public static DCHandle CreateGlobal()
{
return new DCHandle(
DeviceContextApi.CreateDC("DISPLAY", null, null, IntPtr.Zero),
true
);
}
protected override bool ReleaseHandle()
{
return _created
? DeviceContextApi.DeleteDC(this.handle)
: DeviceContextApi.ReleaseDC(IntPtr.Zero, this.handle);
}
}
}

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app/WindowsDisplayAPI/Native/DeviceContext/DeviceCapability.cs Normal file
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namespace WindowsDisplayAPI.Native.DeviceContext
{
internal enum DeviceCapability
{
DriverVersion = 0,
Technology = 2,
HorizontalSizeInMM = 4,
VerticalSizeInMM = 6,
HorizontalResolution = 8,
VerticalResolution = 10,
BitsPerPixel = 12,
Planes = 14,
NumberOfBrushes = 16,
NumberOfPens = 18,
NumberOfMarkers = 20,
NumberOfFonts = 22,
NumberOfColors = 24,
DeviceDescriptorSize = 26,
CurveCapabilities = 28,
LineCapabilities = 30,
PolygonalCapabilities = 32,
TextCapabilities = 34,
ClipCapabilities = 36,
RasterCapabilities = 38,
HorizontalAspect = 40,
VerticalAspect = 42,
HypotenuseAspect = 44,
//ShadeBlendingCapabilities = 45,
HorizontalLogicalPixels = 88,
VerticalLogicalPixels = 90,
PaletteSize = 104,
ReservedPaletteSize = 106,
ColorResolution = 108,
// Printer Only
PhysicalWidth = 110,
PhysicalHeight = 111,
PhysicalHorizontalMargin = 112,
PhysicalVerticalMargin = 113,
HorizontalScalingFactor = 114,
VerticalScalingFactor = 115,
// Display Only
VerticalRefreshRateInHz = 116,
DesktopVerticalResolution = 117,
DesktopHorizontalResolution = 118,
PreferredBLTAlignment = 119,
ShadeBlendingCapabilities = 120,
ColorManagementCapabilities = 121,
}
}

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app/WindowsDisplayAPI/Native/DeviceContext/DeviceModeFields.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DeviceContext
{
[Flags]
internal enum DeviceModeFields : uint
{
None = 0,
Position = 0x20,
DisplayOrientation = 0x80,
Color = 0x800,
Duplex = 0x1000,
YResolution = 0x2000,
TtOption = 0x4000,
Collate = 0x8000,
FormName = 0x10000,
LogPixels = 0x20000,
BitsPerPixel = 0x40000,
PelsWidth = 0x80000,
PelsHeight = 0x100000,
DisplayFlags = 0x200000,
DisplayFrequency = 0x400000,
DisplayFixedOutput = 0x20000000,
AllDisplay = Position |
DisplayOrientation |
YResolution |
BitsPerPixel |
PelsWidth |
PelsHeight |
DisplayFlags |
DisplayFrequency |
DisplayFixedOutput,
}
}

41
app/WindowsDisplayAPI/Native/DeviceContext/DisplayDeviceStateFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DeviceContext
{
[Flags]
internal enum DisplayDeviceStateFlags : uint
{
/// <summary>
/// The device is part of the desktop.
/// </summary>
AttachedToDesktop = 0x1,
MultiDriver = 0x2,
/// <summary>
/// The device is part of the desktop.
/// </summary>
PrimaryDevice = 0x4,
/// <summary>
/// Represents a pseudo device used to mirror application drawing for remoting or other purposes.
/// </summary>
MirroringDriver = 0x8,
/// <summary>
/// The device is VGA compatible.
/// </summary>
VGACompatible = 0x10,
/// <summary>
/// The device is removable; it cannot be the primary display.
/// </summary>
Removable = 0x20,
/// <summary>
/// The device has more display modes than its output devices support.
/// </summary>
ModesPruned = 0x8000000,
Remote = 0x4000000,
Disconnect = 0x2000000
}
}

23
app/WindowsDisplayAPI/Native/DeviceContext/DisplayFixedOutput.cs Normal file
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namespace WindowsDisplayAPI.Native.DeviceContext
{
/// <summary>
/// Contains possible values for the display fixed output
/// </summary>
public enum DisplayFixedOutput : uint
{
/// <summary>
/// Default behavior
/// </summary>
Default = 0,
/// <summary>
/// Stretches the output to fit to the display
/// </summary>
Stretch = 1,
/// <summary>
/// Centers the output in the middle of the display
/// </summary>
Center = 2
}
}

12
app/WindowsDisplayAPI/Native/DeviceContext/DisplayFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DeviceContext
{
[Flags]
internal enum DisplayFlags : uint
{
None = 0,
Grayscale = 1,
Interlaced = 2
}
}

28
app/WindowsDisplayAPI/Native/DeviceContext/DisplayOrientation.cs Normal file
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namespace WindowsDisplayAPI.Native.DeviceContext
{
/// <summary>
/// Contains possible values for the display orientation
/// </summary>
public enum DisplayOrientation : uint
{
/// <summary>
/// No rotation
/// </summary>
Identity = 0,
/// <summary>
/// 90 degree rotation
/// </summary>
Rotate90Degree = 1,
/// <summary>
/// 180 degree rotation
/// </summary>
Rotate180Degree = 2,
/// <summary>
/// 270 degree rotation
/// </summary>
Rotate270Degree = 3
}
}

9
app/WindowsDisplayAPI/Native/DeviceContext/DisplaySettingsMode.cs Normal file
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namespace WindowsDisplayAPI.Native.DeviceContext
{
internal enum DisplaySettingsMode
{
CurrentSettings = -1,
RegistrySettings = -2
}
}

13
app/WindowsDisplayAPI/Native/DeviceContext/DisplayTechnology.cs Normal file
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namespace WindowsDisplayAPI.Native.DeviceContext
{
internal enum DisplayTechnology : int
{
Plotter = 0,
RasterDisplay = 1,
RasterPrinter = 2,
RasterCamera = 3,
CharacterStream = 4,
MetaFile = 5,
DisplayFile = 6,
}
}

13
app/WindowsDisplayAPI/Native/DeviceContext/MonitorFromFlag.cs Normal file
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using System;
using System.Collections.Generic;
using System.Text;
namespace WindowsDisplayAPI.Native.DeviceContext
{
internal enum MonitorFromFlag : uint
{
DefaultToNull = 0,
DefaultToPrimary = 1,
DefaultToNearest = 2,
}
}

11
app/WindowsDisplayAPI/Native/DeviceContext/MonitorInfoFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DeviceContext
{
[Flags]
internal enum MonitorInfoFlags : uint
{
None = 0,
Primary = 1
}
}

133
app/WindowsDisplayAPI/Native/DeviceContext/Structures/DeviceMode.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DeviceContext.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/desktop/dd183565(v=vs.85).aspx
[StructLayout(LayoutKind.Explicit, CharSet = CharSet.Ansi)]
internal struct DeviceMode
{
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] [FieldOffset(0)]
public readonly string DeviceName;
[MarshalAs(UnmanagedType.U2)] [FieldOffset(32)]
public readonly ushort SpecificationVersion;
[MarshalAs(UnmanagedType.U2)] [FieldOffset(34)]
public readonly ushort DriverVersion;
[MarshalAs(UnmanagedType.U2)] [FieldOffset(36)]
public readonly ushort Size;
[MarshalAs(UnmanagedType.U2)] [FieldOffset(38)]
public readonly ushort DriverExtra;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(40)]
public readonly DeviceModeFields Fields;
[MarshalAs(UnmanagedType.Struct)] [FieldOffset(44)]
public readonly PointL Position;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(52)]
public readonly DisplayOrientation DisplayOrientation;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(56)]
public readonly DisplayFixedOutput DisplayFixedOutput;
[MarshalAs(UnmanagedType.I2)] [FieldOffset(60)]
public readonly short Color;
[MarshalAs(UnmanagedType.I2)] [FieldOffset(62)]
public readonly short Duplex;
[MarshalAs(UnmanagedType.I2)] [FieldOffset(64)]
public readonly short YResolution;
[MarshalAs(UnmanagedType.I2)] [FieldOffset(66)]
public readonly short TrueTypeOption;
[MarshalAs(UnmanagedType.I2)] [FieldOffset(68)]
public readonly short Collate;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)] [FieldOffset(72)]
private readonly string FormName;
[MarshalAs(UnmanagedType.U2)] [FieldOffset(102)]
public readonly ushort LogicalInchPixels;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(104)]
public readonly uint BitsPerPixel;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(108)]
public readonly uint PixelsWidth;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(112)]
public readonly uint PixelsHeight;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(116)]
public readonly DisplayFlags DisplayFlags;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(120)]
public readonly uint DisplayFrequency;
public DeviceMode(DeviceModeFields fields) : this()
{
SpecificationVersion = 0x0320;
Size = (ushort) Marshal.SizeOf(GetType());
Fields = fields;
}
public DeviceMode(string deviceName, DeviceModeFields fields) : this(fields)
{
DeviceName = deviceName;
}
public DeviceMode(
string deviceName,
PointL position,
DisplayOrientation orientation,
DisplayFixedOutput fixedOutput,
uint bpp,
uint width,
uint height,
DisplayFlags displayFlags,
uint displayFrequency) : this(
deviceName,
DeviceModeFields.Position |
DeviceModeFields.DisplayOrientation |
DeviceModeFields.DisplayFixedOutput |
DeviceModeFields.BitsPerPixel |
DeviceModeFields.PelsWidth |
DeviceModeFields.PelsHeight |
DeviceModeFields.DisplayFlags |
DeviceModeFields.DisplayFrequency
)
{
Position = position;
DisplayOrientation = orientation;
DisplayFixedOutput = fixedOutput;
BitsPerPixel = bpp;
PixelsWidth = width;
PixelsHeight = height;
DisplayFlags = displayFlags;
DisplayFrequency = displayFrequency;
}
public DeviceMode(string deviceName, PointL position, uint bpp, uint width, uint height, uint displayFrequency)
: this(
deviceName,
DeviceModeFields.Position |
DeviceModeFields.BitsPerPixel |
DeviceModeFields.PelsWidth |
DeviceModeFields.PelsHeight |
DeviceModeFields.DisplayFrequency
)
{
Position = position;
BitsPerPixel = bpp;
PixelsWidth = width;
PixelsHeight = height;
DisplayFrequency = displayFrequency;
}
}
}

32
app/WindowsDisplayAPI/Native/DeviceContext/Structures/DisplayDevice.cs Normal file
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using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DeviceContext.Structures
{
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal struct DisplayDevice
{
[MarshalAs(UnmanagedType.U4)] internal uint Size;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public readonly string DeviceName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public readonly string DeviceString;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayDeviceStateFlags StateFlags;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public readonly string DeviceId;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public readonly string DeviceKey;
public static DisplayDevice Initialize()
{
return new DisplayDevice
{
Size = (uint) Marshal.SizeOf(typeof(DisplayDevice))
};
}
}
}

57
app/WindowsDisplayAPI/Native/DeviceContext/Structures/GammaRamp.cs Normal file
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using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;
namespace WindowsDisplayAPI.Native.DeviceContext.Structures
{
[StructLayout(LayoutKind.Sequential)]
internal struct GammaRamp
{
public const int DataPoints = 256;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = DataPoints)]
public readonly ushort[] Red;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = DataPoints)]
public readonly ushort[] Green;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = DataPoints)]
public readonly ushort[] Blue;
public GammaRamp(ushort[] red, ushort[] green, ushort[] blue)
{
if (red == null)
{
throw new ArgumentNullException(nameof(red));
}
if (green == null)
{
throw new ArgumentNullException(nameof(green));
}
if (blue == null)
{
throw new ArgumentNullException(nameof(blue));
}
if (red.Length != DataPoints)
{
throw new ArgumentOutOfRangeException(nameof(red));
}
if (green.Length != DataPoints)
{
throw new ArgumentOutOfRangeException(nameof(green));
}
if (blue.Length != DataPoints)
{
throw new ArgumentOutOfRangeException(nameof(blue));
}
Red = red;
Green = green;
Blue = blue;
}
}
}

28
app/WindowsDisplayAPI/Native/DeviceContext/Structures/MonitorInfo.cs Normal file
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using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DeviceContext.Structures
{
[StructLayout(LayoutKind.Sequential)]
internal struct MonitorInfo
{
internal uint Size;
public readonly RectangleL Bounds;
public readonly RectangleL WorkingArea;
public readonly MonitorInfoFlags Flags;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public readonly string DisplayName;
public static MonitorInfo Initialize()
{
return new MonitorInfo
{
Size = (uint)Marshal.SizeOf(typeof(MonitorInfo))
};
}
}
}

106
app/WindowsDisplayAPI/Native/DeviceContextApi.cs Normal file
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using System;
using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.DeviceContext;
using WindowsDisplayAPI.Native.DeviceContext.Structures;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native
{
internal class DeviceContextApi
{
[DllImport("user32", CharSet = CharSet.Ansi)]
public static extern ChangeDisplaySettingsExResults ChangeDisplaySettingsEx(
string deviceName,
ref DeviceMode devMode,
IntPtr handler,
ChangeDisplaySettingsFlags flags,
IntPtr param
);
[DllImport("user32", CharSet = CharSet.Ansi)]
public static extern ChangeDisplaySettingsExResults ChangeDisplaySettingsEx(
string deviceName,
IntPtr devModePointer,
IntPtr handler,
ChangeDisplaySettingsFlags flags,
IntPtr param
);
[DllImport("user32", CharSet = CharSet.Ansi)]
public static extern bool EnumDisplaySettings(
string deviceName,
DisplaySettingsMode mode,
ref DeviceMode devMode
);
[DllImport("gdi32", CharSet = CharSet.Unicode)]
internal static extern IntPtr CreateDC(string driver, string device, string port, IntPtr deviceMode);
[DllImport("gdi32")]
internal static extern bool DeleteDC(IntPtr dcHandle);
[DllImport("user32", CharSet = CharSet.Unicode)]
internal static extern bool EnumDisplayDevices(
string deviceName,
uint deviceNumber,
ref DeviceContext.Structures.DisplayDevice displayDevice,
uint flags
);
[DllImport("user32")]
internal static extern bool EnumDisplayMonitors(
[In] IntPtr dcHandle,
[In] IntPtr clip,
MonitorEnumProcedure callback,
IntPtr callbackObject
);
[DllImport("user32")]
internal static extern IntPtr GetDC(IntPtr windowHandle);
[DllImport("gdi32")]
internal static extern int GetDeviceCaps(DCHandle dcHandle, DeviceCapability index);
[DllImport("gdi32")]
internal static extern bool GetDeviceGammaRamp(DCHandle dcHandle, ref GammaRamp ramp);
[DllImport("user32")]
internal static extern bool GetMonitorInfo(
IntPtr monitorHandle,
ref MonitorInfo monitorInfo
);
[DllImport("user32")]
internal static extern IntPtr MonitorFromPoint(
[In] PointL point,
MonitorFromFlag flag
);
[DllImport("user32")]
internal static extern IntPtr MonitorFromRect(
[In] RectangleL rectangle,
MonitorFromFlag flag
);
[DllImport("user32")]
internal static extern IntPtr MonitorFromWindow(
[In] IntPtr windowHandle,
MonitorFromFlag flag
);
[DllImport("user32")]
internal static extern bool ReleaseDC([In] IntPtr windowHandle, [In] IntPtr dcHandle);
[DllImport("gdi32")]
internal static extern bool SetDeviceGammaRamp(DCHandle dcHandle, ref GammaRamp ramp);
[UnmanagedFunctionPointer(CallingConvention.StdCall)]
internal delegate int MonitorEnumProcedure(
IntPtr monitorHandle,
IntPtr dcHandle,
ref RectangleL rect,
IntPtr callbackObject
);
}
}

16
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigDeviceInfoType.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
internal enum DisplayConfigDeviceInfoType
{
SetSourceDPIScale = -4,
GetSourceDPIScale = -3,
GetSourceName = 1,
GetTargetName = 2,
GetTargetPreferredMode = 3,
GetAdapterName = 4,
SetTargetPersistence = 5,
GetTargetBaseType = 6,
GetSupportVirtualResolution = 7,
SetSupportVirtualResolution = 8
}
}

28
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigModeInfoType.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possbile types of modes
/// </summary>
public enum DisplayConfigModeInfoType : uint
{
/// <summary>
/// Invalid value for mode type
/// </summary>
Invalid = 0,
/// <summary>
/// Source mode type
/// </summary>
Source = 1,
/// <summary>
/// Target mode type
/// </summary>
Target = 2,
/// <summary>
/// Display image type
/// </summary>
DesktopImage = 3
}
}

12
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigPathInfoFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
[Flags]
internal enum DisplayConfigPathInfoFlags : uint
{
None = 0,
Active = 1,
SupportVirtualMode = 8
}
}

11
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigPathSourceInfoFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
[Flags]
internal enum DisplayConfigPathSourceInfoFlags : uint
{
None = 0,
InUse = 1
}
}

15
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigPathTargetInfoFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
[Flags]
internal enum DisplayConfigPathTargetInfoFlags : uint
{
None = 0,
InUse = 1,
Forcible = 2,
AvailabilityBoot = 3,
AvailabilityPath = 4,
AvailabilitySystem = 5
}
}

39
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigPixelFormat.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possible pixel formats
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553963(v=vs.85).aspx
/// </summary>
public enum DisplayConfigPixelFormat : uint
{
/// <summary>
/// Pixel format is not specified
/// </summary>
NotSpecified = 0,
/// <summary>
/// Indicates 8 bits per pixel format.
/// </summary>
PixelFormat8Bpp = 1,
/// <summary>
/// Indicates 16 bits per pixel format.
/// </summary>
PixelFormat16Bpp = 2,
/// <summary>
/// Indicates 24 bits per pixel format.
/// </summary>
PixelFormat24Bpp = 3,
/// <summary>
/// Indicates 32 bits per pixel format.
/// </summary>
PixelFormat32Bpp = 4,
/// <summary>
/// Indicates that the current display is not an 8, 16, 24, or 32 bits per pixel GDI desktop mode.
/// </summary>
PixelFormatNonGDI = 5
}
}

34
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigRotation.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Rotation modes
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553970(v=vs.85).aspx
/// </summary>
public enum DisplayConfigRotation : uint
{
/// <summary>
/// Rotation mode is not specified
/// </summary>
NotSpecified = 0,
/// <summary>
/// Indicates that rotation is 0 degrees—landscape mode.
/// </summary>
Identity = 1,
/// <summary>
/// Indicates that rotation is 90 degrees clockwise—portrait mode.
/// </summary>
Rotate90 = 2,
/// <summary>
/// Indicates that rotation is 180 degrees clockwise—inverted landscape mode.
/// </summary>
Rotate180 = 3,
/// <summary>
/// Indicates that rotation is 270 degrees clockwise—inverted portrait mode.
/// </summary>
Rotate270 = 4
}
}

49
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigScaling.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Scaling modes
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553974(v=vs.85).aspx
/// </summary>
public enum DisplayConfigScaling : uint
{
/// <summary>
/// Scaling mode is not specified
/// </summary>
NotSpecified = 0,
/// <summary>
/// Indicates the identity transformation; the source content is presented with no change. This transformation is
/// available only if the path's source mode has the same spatial resolution as the path's target mode.
/// </summary>
Identity = 1,
/// <summary>
/// Indicates the centering transformation; the source content is presented unscaled, centered with respect to the
/// spatial resolution of the target mode.
/// </summary>
Centered = 2,
/// <summary>
/// Indicates the content is scaled to fit the path's target.
/// </summary>
Stretched = 3,
/// <summary>
/// Indicates the aspect-ratio centering transformation.
/// </summary>
AspectRatioCenteredMax = 4,
/// <summary>
/// Indicates that the caller requests a custom scaling that the caller cannot describe with any of the other values.
/// Only a hardware vendor's value-add application should use this value, because the value-add application might
/// require a private interface to the driver. The application can then use this value to indicate additional context
/// for the driver for the custom value on the specified path.
/// </summary>
Custom = 5,
/// <summary>
/// Indicates that the caller does not have any preference for the scaling.
/// </summary>
Preferred = 128
}
}

29
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigScanLineOrdering.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possible values for display scan line ordering
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553977(v=vs.85).aspx
/// </summary>
public enum DisplayConfigScanLineOrdering : uint
{
/// <summary>
/// Indicates that scan-line ordering of the output is unspecified.
/// </summary>
NotSpecified = 0,
/// <summary>
/// Indicates that the output is a progressive image.
/// </summary>
Progressive = 1,
/// <summary>
/// Indicates that the output is an interlaced image that is created beginning with the upper field.
/// </summary>
InterlacedWithUpperFieldFirst = 2,
/// <summary>
/// Indicates that the output is an interlaced image that is created beginning with the lower field.
/// </summary>
InterlacedWithLowerFieldFirst = 3
}
}

18
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigSourceDPIScale.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
public enum DisplayConfigSourceDPIScale : uint
{
Identity = 100,
Scale125Percent = 125,
Scale150Percent = 150,
Scale175Percent = 175,
Scale200Percent = 200,
Scale225Percent = 225,
Scale250Percent = 250,
Scale300Percent = 300,
Scale350Percent = 350,
Scale400Percent = 400,
Scale450Percent = 450,
Scale500Percent = 500
}
}

13
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigTargetDeviceNameFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
[Flags]
internal enum DisplayConfigTargetDeviceNameFlags : uint
{
None = 0,
FriendlyNameFromEDID = 1,
FriendlyNameForced = 2,
EDIDIdsValid = 4
}
}

37
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigTopologyId.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possible topology identifications
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff554001(v=vs.85).aspx
/// </summary>
[Flags]
public enum DisplayConfigTopologyId : uint
{
/// <summary>
/// Invalid topology identification
/// </summary>
None = 0,
/// <summary>
/// Indicates that the display topology is an internal configuration.
/// </summary>
Internal = 0x00000001,
/// <summary>
/// Indicates that the display topology is clone-view configuration.
/// </summary>
Clone = 0x00000002,
/// <summary>
/// Indicates that the display topology is an extended configuration.
/// </summary>
Extend = 0x00000004,
/// <summary>
/// Indicates that the display topology is an external configuration.
/// </summary>
External = 0x00000008
}
}

96
app/WindowsDisplayAPI/Native/DisplayConfig/DisplayConfigVideoOutputTechnology.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possible target's connector types
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff554003(v=vs.85).aspx
/// </summary>
public enum DisplayConfigVideoOutputTechnology : uint
{
/// <summary>
/// Indicates a connector that is not one of the types that is indicated by the following enumerators in this
/// enumeration.
/// </summary>
Other = 0xFFFFFFFF,
/// <summary>
/// Indicates an HD15 (VGA) connector.
/// </summary>
HD15 = 0,
/// <summary>
/// Indicates an S-video connector.
/// </summary>
SVideo = 1,
/// <summary>
/// Indicates a composite video connector group.
/// </summary>
CompositeVideo = 2,
/// <summary>
/// Indicates a component video connector group.
/// </summary>
ComponentVideo = 3,
/// <summary>
/// Indicates a Digital Video Interface (DVI) connector.
/// </summary>
DVI = 4,
/// <summary>
/// Indicates a High-Definition Multimedia Interface (HDMI) connector.
/// </summary>
HDMI = 5,
/// <summary>
/// Indicates a Low Voltage Differential Swing (LVDS) connector.
/// </summary>
LVDS = 6,
/// <summary>
/// Indicates a Japanese D connector.
/// </summary>
DJPN = 8,
/// <summary>
/// Indicates an SDI connector.
/// </summary>
SDI = 9,
/// <summary>
/// Indicates an external display port, which is a display port that connects externally to a display device.
/// </summary>
DisplayPortExternal = 10,
/// <summary>
/// Indicates an embedded display port that connects internally to a display device.
/// </summary>
DisplayPortEmbedded = 11,
/// <summary>
/// Indicates an external Unified Display Interface (UDI), which is a UDI that connects externally to a display device.
/// </summary>
UDIExternal = 12,
/// <summary>
/// Indicates an embedded UDI that connects internally to a display device.
/// </summary>
UDIEmbedded = 13,
/// <summary>
/// Indicates a dongle cable that supports standard definition television (SDTV).
/// </summary>
SDTVDongle = 14,
/// <summary>
/// Indicates that the VidPN target is a Miracast wireless display device.
/// </summary>
Miracast = 15,
/// <summary>
/// Indicates that the video output device connects internally to a display device (for example, the internal
/// connection in a laptop computer).
/// </summary>
Internal = 0x80000000
}
}

32
app/WindowsDisplayAPI/Native/DisplayConfig/QueryDeviceConfigFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possible values for QueryDisplayConfig() flags property
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff569215(v=vs.85).aspx
/// </summary>
[Flags]
public enum QueryDeviceConfigFlags : uint
{
/// <summary>
/// All the possible path combinations of sources to targets.
/// </summary>
AllPaths = 0x00000001,
/// <summary>
/// Currently active paths only.
/// </summary>
OnlyActivePaths = 0x00000002,
/// <summary>
/// Active path as defined in the CCD database for the currently connected displays.
/// </summary>
DatabaseCurrent = 0x00000004,
/// <summary>
/// Virtual Mode Aware
/// </summary>
VirtualModeAware = 0x0000010
}
}

25
app/WindowsDisplayAPI/Native/DisplayConfig/SetDisplayConfigFlags.cs Normal file
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using System;
namespace WindowsDisplayAPI.Native.DisplayConfig
{
[Flags]
internal enum SetDisplayConfigFlags : uint
{
TopologyInternal = 0x00000001,
TopologyClone = 0x00000002,
TopologyExtend = 0x00000004,
TopologyExternal = 0x00000008,
UseDatabaseCurrent = TopologyInternal | TopologyClone | TopologyExtend | TopologyExternal,
TopologySupplied = 0x00000010,
UseSuppliedDisplayConfig = 0x00000020,
Validate = 0x00000040,
Apply = 0x00000080,
NoOptimization = 0x00000100,
SaveToDatabase = 0x00000200,
AllowChanges = 0x00000400,
PathPersistIfRequired = 0x00000800,
ForceModeEnumeration = 0x00001000,
AllowPathOrderChanges = 0x00002000,
VirtualModeAware = 0x00008000
}
}

52
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfig2DRegion.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553913(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfig2DRegion : IEquatable<DisplayConfig2DRegion>
{
[MarshalAs(UnmanagedType.U4)] public readonly uint Width;
[MarshalAs(UnmanagedType.U4)] public readonly uint Height;
public DisplayConfig2DRegion(uint width, uint height)
{
Width = width;
Height = height;
}
public bool Equals(DisplayConfig2DRegion other)
{
return Width == other.Width && Height == other.Height;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfig2DRegion region && Equals(region);
}
public override int GetHashCode()
{
unchecked
{
return ((int) Width * 397) ^ (int) Height;
}
}
public static bool operator ==(DisplayConfig2DRegion left, DisplayConfig2DRegion right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfig2DRegion left, DisplayConfig2DRegion right)
{
return !(left == right);
}
}
}

21
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigAdapterName.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/ff553915(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal struct DisplayConfigAdapterName
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public readonly string AdapterDevicePath;
public DisplayConfigAdapterName(LUID adapter) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, GetType());
}
}
}

65
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigDesktopImageInfo.cs Normal file
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using System;
using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/mt622102(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigDesktopImageInfo : IEquatable<DisplayConfigDesktopImageInfo>
{
public const ushort InvalidDesktopImageModeIndex = 0xffff;
[MarshalAs(UnmanagedType.Struct)] public readonly PointL PathSourceSize;
[MarshalAs(UnmanagedType.Struct)] public readonly RectangleL DesktopImageRegion;
[MarshalAs(UnmanagedType.Struct)] public readonly RectangleL DesktopImageClip;
public DisplayConfigDesktopImageInfo(
PointL pathSourceSize,
RectangleL desktopImageRegion,
RectangleL desktopImageClip)
{
PathSourceSize = pathSourceSize;
DesktopImageRegion = desktopImageRegion;
DesktopImageClip = desktopImageClip;
}
public bool Equals(DisplayConfigDesktopImageInfo other)
{
return PathSourceSize == other.PathSourceSize &&
DesktopImageRegion == other.DesktopImageRegion &&
DesktopImageClip == other.DesktopImageClip;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfigDesktopImageInfo info && Equals(info);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = PathSourceSize.GetHashCode();
hashCode = (hashCode * 397) ^ DesktopImageRegion.GetHashCode();
hashCode = (hashCode * 397) ^ DesktopImageClip.GetHashCode();
return hashCode;
}
}
public static bool operator ==(DisplayConfigDesktopImageInfo left, DisplayConfigDesktopImageInfo right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfigDesktopImageInfo left, DisplayConfigDesktopImageInfo right)
{
return !(left == right);
}
}
}

76
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigDeviceInfoHeader.cs Normal file
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using System;
using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553920(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigDeviceInfoHeader
{
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigDeviceInfoType Type;
[MarshalAs(UnmanagedType.U4)] public readonly uint Size;
[MarshalAs(UnmanagedType.Struct)] public readonly LUID AdapterId;
[MarshalAs(UnmanagedType.U4)] public readonly uint Id;
public DisplayConfigDeviceInfoHeader(LUID adapterId, Type requestType) : this()
{
AdapterId = adapterId;
Size = (uint) Marshal.SizeOf(requestType);
if (requestType == typeof(DisplayConfigSourceDeviceName))
{
Type = DisplayConfigDeviceInfoType.GetSourceName;
}
else if (requestType == typeof(DisplayConfigTargetDeviceName))
{
Type = DisplayConfigDeviceInfoType.GetTargetName;
}
else if (requestType == typeof(DisplayConfigTargetPreferredMode))
{
Type = DisplayConfigDeviceInfoType.GetTargetPreferredMode;
}
else if (requestType == typeof(DisplayConfigAdapterName))
{
Type = DisplayConfigDeviceInfoType.GetAdapterName;
}
else if (requestType == typeof(DisplayConfigSetTargetPersistence))
{
Type = DisplayConfigDeviceInfoType.SetTargetPersistence;
}
else if (requestType == typeof(DisplayConfigTargetBaseType))
{
Type = DisplayConfigDeviceInfoType.GetTargetBaseType;
}
else if (requestType == typeof(DisplayConfigGetSourceDPIScale))
{
Type = DisplayConfigDeviceInfoType.GetSourceDPIScale;
}
else if (requestType == typeof(DisplayConfigSetSourceDPIScale))
{
Type = DisplayConfigDeviceInfoType.SetSourceDPIScale;
}
else if (requestType == typeof(DisplayConfigSupportVirtualResolution))
{
// do nothing
}
// throw exception?
}
public DisplayConfigDeviceInfoHeader(LUID adapterId, uint id, Type requestType) : this(adapterId, requestType)
{
Id = id;
}
public DisplayConfigDeviceInfoHeader(
LUID adapterId,
uint id,
Type requestType,
DisplayConfigDeviceInfoType request)
: this(adapterId, id, requestType)
{
Type = request;
}
}
}

27
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigGetSourceDPIScale.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// Internal undocumented structure
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigGetSourceDPIScale
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[field: MarshalAs(UnmanagedType.U4)]
public int MinimumScaleSteps { get; }
[field: MarshalAs(UnmanagedType.U4)]
public int CurrentScaleSteps { get; }
[field: MarshalAs(UnmanagedType.U4)]
public int MaximumScaleSteps { get; }
public DisplayConfigGetSourceDPIScale(LUID adapter, uint sourceId) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, sourceId, GetType());
}
}
}

115
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigModeInfo.cs Normal file
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using System;
using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553933(v=vs.85).aspx
[StructLayout(LayoutKind.Explicit)] // Size = 64
internal struct DisplayConfigModeInfo : IEquatable<DisplayConfigModeInfo>
{
public const uint InvalidModeIndex = 0xffffffff;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(0)]
public readonly DisplayConfigModeInfoType InfoType;
[MarshalAs(UnmanagedType.U4)] [FieldOffset(4)]
public readonly uint Id;
[MarshalAs(UnmanagedType.Struct)] [FieldOffset(8)]
public readonly LUID AdapterId;
[MarshalAs(UnmanagedType.Struct)] [FieldOffset(16)]
public readonly DisplayConfigTargetMode TargetMode;
[MarshalAs(UnmanagedType.Struct)] [FieldOffset(16)]
public readonly DisplayConfigSourceMode SourceMode;
[MarshalAs(UnmanagedType.Struct)] [FieldOffset(16)]
public readonly DisplayConfigDesktopImageInfo
DesktopImageInfo;
public DisplayConfigModeInfo(LUID adapterId, uint id, DisplayConfigTargetMode targetMode) : this()
{
AdapterId = adapterId;
Id = id;
TargetMode = targetMode;
InfoType = DisplayConfigModeInfoType.Target;
}
public DisplayConfigModeInfo(LUID adapterId, uint id, DisplayConfigSourceMode sourceMode) : this()
{
AdapterId = adapterId;
Id = id;
SourceMode = sourceMode;
InfoType = DisplayConfigModeInfoType.Source;
}
public DisplayConfigModeInfo(LUID adapterId, uint id, DisplayConfigDesktopImageInfo desktopImageInfo) : this()
{
AdapterId = adapterId;
Id = id;
DesktopImageInfo = desktopImageInfo;
InfoType = DisplayConfigModeInfoType.DesktopImage;
}
public bool Equals(DisplayConfigModeInfo other)
{
return InfoType == other.InfoType &&
Id == other.Id &&
AdapterId == other.AdapterId &&
(InfoType == DisplayConfigModeInfoType.Source && SourceMode == other.SourceMode ||
InfoType == DisplayConfigModeInfoType.Target && TargetMode == other.TargetMode ||
InfoType == DisplayConfigModeInfoType.DesktopImage &&
DesktopImageInfo == other.DesktopImageInfo);
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfigModeInfo info && Equals(info);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (int) InfoType;
hashCode = (hashCode * 397) ^ (int) Id;
hashCode = (hashCode * 397) ^ AdapterId.GetHashCode();
switch (InfoType)
{
case DisplayConfigModeInfoType.Source:
hashCode = (hashCode * 397) ^ SourceMode.GetHashCode();
break;
case DisplayConfigModeInfoType.Target:
hashCode = (hashCode * 397) ^ TargetMode.GetHashCode();
break;
case DisplayConfigModeInfoType.DesktopImage:
hashCode = (hashCode * 397) ^ DesktopImageInfo.GetHashCode();
break;
}
return hashCode;
}
}
public static bool operator ==(DisplayConfigModeInfo left, DisplayConfigModeInfo right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfigModeInfo left, DisplayConfigModeInfo right)
{
return !(left == right);
}
}
}

30
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigPathInfo.cs Normal file
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using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553945(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigPathInfo
{
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigPathSourceInfo SourceInfo;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigPathTargetInfo TargetInfo;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigPathInfoFlags Flags;
public DisplayConfigPathInfo(
DisplayConfigPathSourceInfo sourceInfo,
DisplayConfigPathTargetInfo targetInfo,
DisplayConfigPathInfoFlags flags)
{
SourceInfo = sourceInfo;
TargetInfo = targetInfo;
Flags = flags;
}
public DisplayConfigPathInfo(DisplayConfigPathSourceInfo sourceInfo, DisplayConfigPathInfoFlags flags)
{
SourceInfo = sourceInfo;
Flags = flags;
TargetInfo = new DisplayConfigPathTargetInfo();
}
}
}

43
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigPathSourceInfo.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553951(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigPathSourceInfo
{
public const ushort InvalidCloneGroupId = 0xffff;
[MarshalAs(UnmanagedType.Struct)] public readonly LUID AdapterId;
[MarshalAs(UnmanagedType.U4)] public readonly uint SourceId;
[MarshalAs(UnmanagedType.U4)] public readonly uint ModeInfoIndex;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigPathSourceInfoFlags StatusFlags;
public ushort SourceModeInfoIndex
{
get => (ushort) ((ModeInfoIndex << 16) >> 16);
}
public ushort CloneGroupId
{
get => (ushort) (ModeInfoIndex >> 16);
}
public DisplayConfigPathSourceInfo(LUID adapterId, uint sourceId, uint modeInfoIndex) : this()
{
AdapterId = adapterId;
SourceId = sourceId;
ModeInfoIndex = modeInfoIndex;
}
public DisplayConfigPathSourceInfo(
LUID adapterId,
uint sourceId,
ushort sourceModeInfoIndex,
ushort cloneGroupId) : this(adapterId, sourceId, 0)
{
ModeInfoIndex = (uint) (sourceModeInfoIndex + (cloneGroupId << 16));
}
}
}

71
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigPathTargetInfo.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553954(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigPathTargetInfo
{
[MarshalAs(UnmanagedType.Struct)] public readonly LUID AdapterId;
[MarshalAs(UnmanagedType.U4)] public readonly uint TargetId;
[MarshalAs(UnmanagedType.U4)] public readonly uint ModeInfoIndex;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigVideoOutputTechnology OutputTechnology;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigRotation Rotation;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigScaling Scaling;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigRational RefreshRate;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigScanLineOrdering ScanLineOrdering;
[MarshalAs(UnmanagedType.Bool)] public readonly bool TargetAvailable;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigPathTargetInfoFlags StatusFlags;
public ushort TargetModeInfoIndex
{
get => (ushort) ((ModeInfoIndex << 16) >> 16);
}
public ushort DesktopModeInfoIndex
{
get => (ushort) (ModeInfoIndex >> 16);
}
public DisplayConfigPathTargetInfo(
LUID adapterId,
uint targetId,
uint modeInfoIndex,
DisplayConfigVideoOutputTechnology outputTechnology,
DisplayConfigRotation rotation,
DisplayConfigScaling scaling,
DisplayConfigRational refreshRate,
DisplayConfigScanLineOrdering scanLineOrdering,
bool targetAvailable) : this()
{
AdapterId = adapterId;
TargetId = targetId;
ModeInfoIndex = modeInfoIndex;
OutputTechnology = outputTechnology;
Rotation = rotation;
Scaling = scaling;
RefreshRate = refreshRate;
ScanLineOrdering = scanLineOrdering;
TargetAvailable = targetAvailable;
}
public DisplayConfigPathTargetInfo(
LUID adapterId,
uint targetId,
ushort targetModeInfoIndex,
ushort desktopModeInfoIndex,
DisplayConfigVideoOutputTechnology outputTechnology,
DisplayConfigRotation rotation,
DisplayConfigScaling scaling,
DisplayConfigRational refreshRate,
DisplayConfigScanLineOrdering scanLineOrdering,
bool targetAvailable)
: this(
adapterId, targetId, 0, outputTechnology, rotation, scaling, refreshRate, scanLineOrdering,
targetAvailable)
{
ModeInfoIndex = (uint) (targetModeInfoIndex + (desktopModeInfoIndex << 16));
}
}
}

95
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigRational.cs Normal file
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using System;
using System.Diagnostics.Contracts;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553968(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigRational : IEquatable<DisplayConfigRational>
{
[MarshalAs(UnmanagedType.U4)] public readonly uint Numerator;
[MarshalAs(UnmanagedType.U4)] public readonly uint Denominator;
public DisplayConfigRational(uint numerator, uint denominator, bool simplify)
: this((ulong) numerator, denominator, simplify)
{
}
public DisplayConfigRational(ulong numerator, ulong denominator, bool simplify)
{
var gcm = simplify & (numerator != 0) ? Euclidean(numerator, denominator) : 1;
Numerator = (uint) (numerator / gcm);
Denominator = (uint) (denominator / gcm);
}
private static ulong Euclidean(ulong a, ulong b)
{
while (a != 0 && b != 0)
{
if (a > b)
{
a %= b;
}
else
{
b %= a;
}
}
return a == 0 ? b : a;
}
[Pure]
public ulong ToValue(ulong multiplier = 1)
{
if (Numerator == 0)
{
return 0;
}
return Numerator * multiplier / Denominator;
}
public bool Equals(DisplayConfigRational other)
{
if (Numerator == other.Numerator && Denominator == other.Denominator)
{
return true;
}
var left = Numerator / (double) Denominator;
var right = other.Numerator / (double) other.Denominator;
return Math.Abs(left - right) <= Math.Max(Math.Abs(left), Math.Abs(right)) * 1E-15;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfigRational rational && Equals(rational);
}
public override int GetHashCode()
{
unchecked
{
return ((int) Numerator * 397) ^ (int) Denominator;
}
}
public static bool operator ==(DisplayConfigRational left, DisplayConfigRational right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfigRational left, DisplayConfigRational right)
{
return !(left == right);
}
}
}

22
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigSetSourceDPIScale.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// Internal undocumented structure
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigSetSourceDPIScale
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[field: MarshalAs(UnmanagedType.U4)]
public int ScaleSteps { get; }
public DisplayConfigSetSourceDPIScale(LUID adapter, uint sourceId, int scaleSteps) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, sourceId, GetType());
ScaleSteps = scaleSteps;
}
}
}

25
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigSetTargetPersistence.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/ff553981(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigSetTargetPersistence
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.U4)] private readonly uint _BootPersistenceOn;
public bool BootPersistence
{
get => _BootPersistenceOn > 0;
}
public DisplayConfigSetTargetPersistence(LUID adapter, uint targetId, bool bootPersistence) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, targetId, GetType());
_BootPersistenceOn = bootPersistence ? 1u : 0u;
}
}
}

21
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigSourceDeviceName.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/ff553983(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal struct DisplayConfigSourceDeviceName
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
public readonly string DeviceName;
public DisplayConfigSourceDeviceName(LUID adapter, uint sourceId) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, sourceId, GetType());
}
}
}

66
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigSourceMode.cs Normal file
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using System;
using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553986(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigSourceMode : IEquatable<DisplayConfigSourceMode>
{
public const ushort InvalidSourceModeIndex = 0xffff;
[MarshalAs(UnmanagedType.U4)] public readonly uint Width;
[MarshalAs(UnmanagedType.U4)] public readonly uint Height;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigPixelFormat PixelFormat;
[MarshalAs(UnmanagedType.Struct)] public readonly PointL Position;
public DisplayConfigSourceMode(uint width, uint height, DisplayConfigPixelFormat pixelFormat, PointL position)
{
Width = width;
Height = height;
PixelFormat = pixelFormat;
Position = position;
}
public bool Equals(DisplayConfigSourceMode other)
{
return Width == other.Width &&
Height == other.Height &&
PixelFormat == other.PixelFormat &&
Position == other.Position;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfigSourceMode mode && Equals(mode);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = (int) Width;
hashCode = (hashCode * 397) ^ (int) Height;
hashCode = (hashCode * 397) ^ (int) PixelFormat;
hashCode = (hashCode * 397) ^ Position.GetHashCode();
return hashCode;
}
}
public static bool operator ==(DisplayConfigSourceMode left, DisplayConfigSourceMode right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfigSourceMode left, DisplayConfigSourceMode right)
{
return !(left == right);
}
}
}

33
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigSupportVirtualResolution.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/mt622103(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal struct DisplayConfigSupportVirtualResolution
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.U4)] private readonly int _DisableMonitorVirtualResolution;
public bool DisableMonitorVirtualResolution
{
get => _DisableMonitorVirtualResolution > 0;
}
public DisplayConfigSupportVirtualResolution(LUID adapter, uint targetId) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, targetId, GetType(),
DisplayConfigDeviceInfoType.GetSupportVirtualResolution);
}
public DisplayConfigSupportVirtualResolution(LUID adapter, uint targetId, bool disableMonitorVirtualResolution)
: this()
{
_DisableMonitorVirtualResolution = disableMonitorVirtualResolution ? 1 : 0;
_Header = new DisplayConfigDeviceInfoHeader(adapter, targetId, GetType(),
DisplayConfigDeviceInfoType.SetSupportVirtualResolution);
}
}
}

19
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigTargetBaseType.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/dn362043(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigTargetBaseType
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigVideoOutputTechnology BaseOutputTechnology;
public DisplayConfigTargetBaseType(LUID adapter, uint targetId) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, targetId, GetType());
}
}
}

30
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigTargetDeviceName.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/ff553989(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
internal struct DisplayConfigTargetDeviceName
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigTargetDeviceNameFlags Flags;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigVideoOutputTechnology OutputTechnology;
[MarshalAs(UnmanagedType.U2)] public readonly ushort EDIDManufactureId;
[MarshalAs(UnmanagedType.U2)] public readonly ushort EDIDProductCodeId;
[MarshalAs(UnmanagedType.U4)] public readonly uint ConnectorInstance;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 64)]
public readonly string MonitorFriendlyDeviceName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
public readonly string MonitorDevicePath;
public DisplayConfigTargetDeviceName(LUID adapter, uint targetId) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, targetId, GetType());
}
}
}

48
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigTargetMode.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff553993(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigTargetMode : IEquatable<DisplayConfigTargetMode>
{
public const ushort InvalidTargetModeIndex = 0xffff;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigVideoSignalInfo TargetVideoSignalInfo;
public DisplayConfigTargetMode(DisplayConfigVideoSignalInfo targetVideoSignalInfo)
{
TargetVideoSignalInfo = targetVideoSignalInfo;
}
public bool Equals(DisplayConfigTargetMode other)
{
return TargetVideoSignalInfo == other.TargetVideoSignalInfo;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfigTargetMode mode && Equals(mode);
}
public override int GetHashCode()
{
return TargetVideoSignalInfo.GetHashCode();
}
public static bool operator ==(DisplayConfigTargetMode left, DisplayConfigTargetMode right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfigTargetMode left, DisplayConfigTargetMode right)
{
return !(left == right);
}
}
}

21
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigTargetPreferredMode.cs Normal file
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using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.Structures;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/ff553996(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigTargetPreferredMode
{
// ReSharper disable once PrivateFieldCanBeConvertedToLocalVariable
[MarshalAs(UnmanagedType.Struct)] private readonly DisplayConfigDeviceInfoHeader _Header;
[MarshalAs(UnmanagedType.U4)] public readonly uint Width;
[MarshalAs(UnmanagedType.U4)] public readonly uint Height;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigTargetMode TargetMode;
public DisplayConfigTargetPreferredMode(LUID adapter, uint targetId) : this()
{
_Header = new DisplayConfigDeviceInfoHeader(adapter, targetId, GetType());
}
}
}

88
app/WindowsDisplayAPI/Native/DisplayConfig/Structures/DisplayConfigVideoSignalInfo.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.DisplayConfig.Structures
{
// https://msdn.microsoft.com/en-us/library/windows/hardware/ff554007(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct DisplayConfigVideoSignalInfo : IEquatable<DisplayConfigVideoSignalInfo>
{
[MarshalAs(UnmanagedType.U8)] public readonly ulong PixelRate;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigRational HorizontalSyncFrequency;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfigRational VerticalSyncFrequency;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfig2DRegion ActiveSize;
[MarshalAs(UnmanagedType.Struct)] public readonly DisplayConfig2DRegion TotalSize;
[MarshalAs(UnmanagedType.U2)] public readonly VideoSignalStandard VideoStandard;
[MarshalAs(UnmanagedType.U2)] public readonly ushort VerticalSyncFrequencyDivider;
[MarshalAs(UnmanagedType.U4)] public readonly DisplayConfigScanLineOrdering ScanLineOrdering;
public DisplayConfigVideoSignalInfo(
ulong pixelRate,
DisplayConfigRational horizontalSyncFrequency,
DisplayConfigRational verticalSyncFrequency,
DisplayConfig2DRegion activeSize,
DisplayConfig2DRegion totalSize,
VideoSignalStandard videoStandard,
ushort verticalSyncFrequencyDivider,
DisplayConfigScanLineOrdering scanLineOrdering)
{
PixelRate = pixelRate;
HorizontalSyncFrequency = horizontalSyncFrequency;
VerticalSyncFrequency = verticalSyncFrequency;
ActiveSize = activeSize;
TotalSize = totalSize;
VideoStandard = videoStandard;
VerticalSyncFrequencyDivider = verticalSyncFrequencyDivider;
ScanLineOrdering = scanLineOrdering;
}
public bool Equals(DisplayConfigVideoSignalInfo other)
{
return PixelRate == other.PixelRate &&
HorizontalSyncFrequency == other.HorizontalSyncFrequency &&
VerticalSyncFrequency == other.VerticalSyncFrequency &&
ActiveSize == other.ActiveSize &&
TotalSize == other.TotalSize &&
VideoStandard == other.VideoStandard &&
VerticalSyncFrequencyDivider == other.VerticalSyncFrequencyDivider &&
ScanLineOrdering == other.ScanLineOrdering;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is DisplayConfigVideoSignalInfo info && Equals(info);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = PixelRate.GetHashCode();
hashCode = (hashCode * 397) ^ HorizontalSyncFrequency.GetHashCode();
hashCode = (hashCode * 397) ^ VerticalSyncFrequency.GetHashCode();
hashCode = (hashCode * 397) ^ ActiveSize.GetHashCode();
hashCode = (hashCode * 397) ^ TotalSize.GetHashCode();
hashCode = (hashCode * 397) ^ (int) VideoStandard;
hashCode = (hashCode * 397) ^ VerticalSyncFrequencyDivider.GetHashCode();
hashCode = (hashCode * 397) ^ (int) ScanLineOrdering;
return hashCode;
}
}
public static bool operator ==(DisplayConfigVideoSignalInfo left, DisplayConfigVideoSignalInfo right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(DisplayConfigVideoSignalInfo left, DisplayConfigVideoSignalInfo right)
{
return !(left == right);
}
}
}

203
app/WindowsDisplayAPI/Native/DisplayConfig/VideoSignalStandard.cs Normal file
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namespace WindowsDisplayAPI.Native.DisplayConfig
{
/// <summary>
/// Possible video signal standards
/// https://msdn.microsoft.com/en-us/library/windows/hardware/ff546632(v=vs.85).aspx
/// </summary>
public enum VideoSignalStandard : ushort
{
/// <summary>
/// Indicates that the variable has not yet been assigned a meaningful value.
/// </summary>
Uninitialized = 0,
/// <summary>
/// Represents the Video Electronics Standards Association (VESA) Display Monitor Timing (DMT) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
VESA_DMT = 1,
/// <summary>
/// Represents the VESA Generalized Timing Formula (GTF) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
VESA_GTF = 2,
/// <summary>
/// Represents the VESA Coordinated Video Timing (CVT) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
VESA_CVT = 3,
/// <summary>
/// Represents the IBM standard.
/// </summary>
IBM = 4,
/// <summary>
/// Represents the Apple standard.
/// </summary>
Apple = 5,
/// <summary>
/// Represents the National Television Standards Committee (NTSC) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
NTSC_M = 6,
/// <summary>
/// Represents the NTSC japanese standard.
/// </summary>
// ReSharper disable once InconsistentNaming
NTSC_J = 7,
/// <summary>
/// Represents the NTSC standard.
/// </summary>
// ReSharper disable once InconsistentNaming
NTSC_443 = 8,
/// <summary>
/// Represents the Phase Alteration Line (PAL) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_B = 9,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_B1 = 10,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_G = 11,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_H = 12,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_I = 13,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_D = 14,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_N = 15,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_NC = 16,
/// <summary>
/// Represents the Systeme Electronic Pour Couleur Avec Memoire (SECAM) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_B = 17,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_D = 18,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_G = 19,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_H = 20,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_K = 21,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_K1 = 22,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_L = 23,
/// <summary>
/// Represents the SECAM standard.
/// </summary>
// ReSharper disable once InconsistentNaming
SECAM_L1 = 24,
/// <summary>
/// Represents the Electronics Industries Association (EIA) standard.
/// </summary>
// ReSharper disable once InconsistentNaming
EIA_861 = 25,
/// <summary>
/// Represents the EIA standard.
/// </summary>
// ReSharper disable once InconsistentNaming
EIA_861A = 26,
/// <summary>
/// Represents the EIA standard.
/// </summary>
// ReSharper disable once InconsistentNaming
EIA_861B = 27,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_K = 28,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_K1 = 29,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_L = 30,
/// <summary>
/// Represents the PAL standard.
/// </summary>
// ReSharper disable once InconsistentNaming
PAL_M = 31,
/// <summary>
/// Represents any video standard other than those represented by the previous constants in this enumeration.
/// </summary>
Other = 255
}
}

96
app/WindowsDisplayAPI/Native/DisplayConfigApi.cs Normal file
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using System;
using System.Runtime.InteropServices;
using WindowsDisplayAPI.Native.DisplayConfig;
using WindowsDisplayAPI.Native.DisplayConfig.Structures;
namespace WindowsDisplayAPI.Native
{
internal class DisplayConfigApi
{
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigSupportVirtualResolution targetSupportVirtualResolution
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigGetSourceDPIScale targetSupportVirtualResolution
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigTargetDeviceName deviceName
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigAdapterName deviceName
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigSourceDeviceName deviceName
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigTargetPreferredMode targetPreferredMode
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigGetDeviceInfo(
ref DisplayConfigTargetBaseType targetBaseType
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigSetDeviceInfo(
ref DisplayConfigSetTargetPersistence targetPersistence
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigSetDeviceInfo(
ref DisplayConfigSupportVirtualResolution targetSupportVirtualResolution
);
[DllImport("user32")]
public static extern Win32Status DisplayConfigSetDeviceInfo(
ref DisplayConfigSetSourceDPIScale setSourceDpiScale
);
[DllImport("user32")]
public static extern Win32Status GetDisplayConfigBufferSizes(
QueryDeviceConfigFlags flags,
out uint pathArrayElements,
out uint modeInfoArrayElements
);
[DllImport("user32")]
public static extern Win32Status QueryDisplayConfig(
QueryDeviceConfigFlags flags,
ref uint pathArrayElements,
[Out] DisplayConfigPathInfo[] pathInfoArray,
ref uint modeInfoArrayElements,
[Out] DisplayConfigModeInfo[] modeInfoArray,
IntPtr currentTopologyId
);
[DllImport("user32")]
public static extern Win32Status QueryDisplayConfig(
QueryDeviceConfigFlags flags,
ref uint pathArrayElements,
[Out] DisplayConfigPathInfo[] pathInfoArray,
ref uint modeInfoArrayElements,
[Out] DisplayConfigModeInfo[] modeInfoArray,
[Out] out DisplayConfigTopologyId currentTopologyId
);
[DllImport("user32")]
public static extern Win32Status SetDisplayConfig(
[In] uint pathArrayElements,
[In] DisplayConfigPathInfo[] pathInfoArray,
[In] uint modeInfoArrayElements,
[In] DisplayConfigModeInfo[] modeInfoArray,
[In] SetDisplayConfigFlags flags
);
}
}

104
app/WindowsDisplayAPI/Native/Structures/LUID.cs Normal file
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using System;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.Structures
{
/// <summary>
/// Locally unique identifier is a 64-bit value guaranteed to be unique only on the system on which it was generated.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
public struct LUID : IEquatable<LUID>
{
/// <summary>
/// 32Bit unsigned integer, low
/// </summary>
public readonly uint LowPart;
/// <summary>
/// 32Bit signed integer, high
/// </summary>
public readonly int HighPart;
/// <summary>
/// Creates a new LUID
/// </summary>
/// <param name="lowPart">32Bit unsigned integer, low</param>
/// <param name="highPart">32Bit signed integer, high</param>
public LUID(uint lowPart, int highPart)
{
LowPart = lowPart;
HighPart = highPart;
}
/// <inheritdoc />
public override string ToString()
{
return $"{{ {LowPart:X} - {HighPart:X} }}";
}
/// <inheritdoc />
public bool Equals(LUID other)
{
return LowPart == other.LowPart && HighPart == other.HighPart;
}
/// <inheritdoc />
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is LUID luid && Equals(luid);
}
/// <summary>
/// Checks for equality between two objects of same type
/// </summary>
/// <param name="left">The first object</param>
/// <param name="right">The second object</param>
/// <returns>true, if both objects are equal, otherwise false</returns>
public static bool operator ==(LUID left, LUID right)
{
return Equals(left, right) || left.Equals(right);
}
/// <summary>
/// Checks for inequality between two objects of same type
/// </summary>
/// <param name="left">The first object</param>
/// <param name="right">The second object</param>
/// <returns>true, if both objects are not equal, otherwise false</returns>
public static bool operator !=(LUID left, LUID right)
{
return !(left == right);
}
/// <inheritdoc />
public override int GetHashCode()
{
unchecked
{
return ((int) LowPart * 397) ^ HighPart;
}
}
/// <summary>
/// Checks if this type is empty and holds no real data
/// </summary>
/// <returns>true if empty, otherwise false</returns>
public bool IsEmpty()
{
return LowPart == 0 && HighPart == 0;
}
/// <summary>
/// Returns an empty instance of this type
/// </summary>
public static LUID Empty
{
get => default;
}
}
}

74
app/WindowsDisplayAPI/Native/Structures/PointL.cs Normal file
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using System;
using System.Diagnostics.Contracts;
using System.Drawing;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/dd162807(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct PointL : IEquatable<PointL>
{
[MarshalAs(UnmanagedType.I4)] public readonly int X;
[MarshalAs(UnmanagedType.I4)] public readonly int Y;
[Pure]
public Point ToPoint()
{
return new Point(X, Y);
}
[Pure]
public Size ToSize()
{
return new Size(X, Y);
}
public PointL(Point point) : this(point.X, point.Y)
{
}
public PointL(Size size) : this(size.Width, size.Height)
{
}
public PointL(int x, int y)
{
X = x;
Y = y;
}
public bool Equals(PointL other)
{
return X == other.X && Y == other.Y;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is PointL point && Equals(point);
}
public override int GetHashCode()
{
unchecked
{
return (X * 397) ^ Y;
}
}
public static bool operator ==(PointL left, PointL right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(PointL left, PointL right)
{
return !(left == right);
}
}
}

73
app/WindowsDisplayAPI/Native/Structures/RectangleL.cs Normal file
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using System;
using System.Diagnostics.Contracts;
using System.Drawing;
using System.Runtime.InteropServices;
namespace WindowsDisplayAPI.Native.Structures
{
// https://msdn.microsoft.com/en-us/library/vs/alm/dd162907(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal struct RectangleL : IEquatable<RectangleL>
{
[MarshalAs(UnmanagedType.U4)] public readonly int Left;
[MarshalAs(UnmanagedType.U4)] public readonly int Top;
[MarshalAs(UnmanagedType.U4)] public readonly int Right;
[MarshalAs(UnmanagedType.U4)] public readonly int Bottom;
[Pure]
public Rectangle ToRectangle()
{
return new Rectangle(Left, Top, Right - Left, Bottom - Top);
}
public RectangleL(int left, int top, int right, int bottom)
{
Left = left;
Top = top;
Right = right;
Bottom = bottom;
}
public RectangleL(Rectangle rectangle) : this(rectangle.Left, rectangle.Top, rectangle.Right, rectangle.Bottom)
{
}
public bool Equals(RectangleL other)
{
return Left == other.Left && Top == other.Top && Right == other.Right && Bottom == other.Bottom;
}
public override bool Equals(object obj)
{
if (ReferenceEquals(null, obj))
{
return false;
}
return obj is RectangleL rectangle && Equals(rectangle);
}
public override int GetHashCode()
{
unchecked
{
var hashCode = Left;
hashCode = (hashCode * 397) ^ Top;
hashCode = (hashCode * 397) ^ Right;
hashCode = (hashCode * 397) ^ Bottom;
return hashCode;
}
}
public static bool operator ==(RectangleL left, RectangleL right)
{
return Equals(left, right) || left.Equals(right);
}
public static bool operator !=(RectangleL left, RectangleL right)
{
return !(left == right);
}
}
}

8
app/WindowsDisplayAPI/Native/Win32Status.cs Normal file
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namespace WindowsDisplayAPI.Native
{
internal enum Win32Status
{
Success = 0x0,
ErrorInsufficientBuffer = 0x7A
}
}

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