More cleanup

app/UI/ControlHelper.cs

@@ -0,0 +1,169 @@
+using GHelper.UI;
+using System.Drawing.Drawing2D;
+using System.Windows.Forms.DataVisualization.Charting;
+
+public static class ControlHelper
+{
+
+    static bool _invert = false;
+    static float _scale = 1;
+
+    public static void Adjust(RForm container, bool invert = false)
+    {
+
+        container.BackColor = RForm.formBack;
+        container.ForeColor = RForm.foreMain;
+
+        _invert = invert;
+        AdjustControls(container.Controls);
+        _invert = false;
+
+    }
+
+    public static void Resize(RForm container, float baseScale = 2)
+    {
+        _scale = GetDpiScale(container).Value / baseScale;
+        if (Math.Abs(_scale - 1) > 0.2) ResizeControls(container.Controls);
+
+    }
+
+    private static void ResizeControls(Control.ControlCollection controls)
+    {
+        foreach (Control control in controls)
+        {
+            var button = control as RButton;
+            if (button != null && button.Image is not null)
+                button.Image = ResizeImage(button.Image);
+
+            /*
+            var pictureBox = control as PictureBox;
+            if (pictureBox != null && pictureBox.BackgroundImage is not null)
+                pictureBox.BackgroundImage = ResizeImage(pictureBox.BackgroundImage);
+            */
+
+            ResizeControls(control.Controls);
+        }
+    }
+
+
+    private static void AdjustControls(Control.ControlCollection controls)
+    {
+        foreach (Control control in controls)
+        {
+            var button = control as RButton;
+            if (button != null)
+            {
+                button.BackColor = button.Secondary ? RForm.buttonSecond : RForm.buttonMain;
+                button.ForeColor = RForm.foreMain;
+
+                button.FlatStyle = FlatStyle.Flat;
+                button.FlatAppearance.BorderColor = RForm.borderMain;
+
+                if (button.Image is not null)
+                    button.Image = AdjustImage(button.Image);
+            }
+
+            var pictureBox = control as PictureBox;
+            if (pictureBox != null && pictureBox.BackgroundImage is not null)
+                pictureBox.BackgroundImage = AdjustImage(pictureBox.BackgroundImage);
+
+
+            var combo = control as RComboBox;
+            if (combo != null)
+            {
+                combo.BackColor = RForm.buttonMain;
+                combo.ForeColor = RForm.foreMain;
+                combo.BorderColor = RForm.buttonMain;
+                combo.ButtonColor = RForm.buttonMain;
+                combo.ArrowColor = RForm.foreMain;
+            }
+
+            var gb = control as GroupBox;
+            if (gb != null)
+            {
+                gb.ForeColor = RForm.foreMain;
+            }
+
+            var sl = control as Slider;
+            if (sl != null)
+            {
+                sl.borderColor = RForm.buttonMain;
+            }
+
+            var chk = control as CheckBox;
+            if (chk != null && chk.Padding.Right > 5)
+            {
+                chk.BackColor = RForm.buttonSecond;
+            }
+
+            var chart = control as Chart;
+            if (chart != null)
+            {
+                chart.BackColor = RForm.chartMain;
+                chart.ChartAreas[0].BackColor = RForm.chartMain;
+
+                chart.ChartAreas[0].AxisX.TitleForeColor = RForm.foreMain;
+                chart.ChartAreas[0].AxisY.TitleForeColor = RForm.foreMain;
+
+                chart.ChartAreas[0].AxisX.LabelStyle.ForeColor = RForm.foreMain;
+                chart.ChartAreas[0].AxisY.LabelStyle.ForeColor = RForm.foreMain;
+
+                chart.ChartAreas[0].AxisX.MajorTickMark.LineColor = RForm.foreMain;
+                chart.ChartAreas[0].AxisY.MajorTickMark.LineColor = RForm.foreMain;
+
+                chart.ChartAreas[0].AxisX.MajorGrid.LineColor = RForm.chartGrid;
+                chart.ChartAreas[0].AxisY.MajorGrid.LineColor = RForm.chartGrid;
+                chart.ChartAreas[0].AxisX.LineColor = RForm.chartGrid;
+                chart.ChartAreas[0].AxisY.LineColor = RForm.chartGrid;
+
+                chart.Titles[0].ForeColor = RForm.foreMain;
+
+            }
+
+            AdjustControls(control.Controls);
+        }
+    }
+
+    public static Lazy<float> GetDpiScale(Control control)
+    {
+        return new Lazy<float>(() =>
+        {
+            using (var graphics = control.CreateGraphics())
+                return graphics.DpiX / 96.0f;
+        });
+    }
+
+    private static Image ResizeImage(Image image)
+    {
+        var newSize = new Size((int)(image.Width * _scale), (int)(image.Height * _scale));
+        var pic = new Bitmap(newSize.Width, newSize.Height);
+
+        using (var g = Graphics.FromImage(pic))
+        {
+            g.InterpolationMode = InterpolationMode.HighQualityBicubic;
+            g.DrawImage(image, new Rectangle(new Point(), newSize));
+        }
+        return pic;
+    }
+
+    private static Image AdjustImage(Image image)
+    {
+        var pic = new Bitmap(image);
+
+        if (_invert)
+        {
+            for (int y = 0; (y <= (pic.Height - 1)); y++)
+            {
+                for (int x = 0; (x <= (pic.Width - 1)); x++)
+                {
+                    Color col = pic.GetPixel(x, y);
+                    pic.SetPixel(x, y, Color.FromArgb(col.A, (255 - col.R), (255 - col.G), (255 - col.B)));
+                }
+            }
+        }
+
+        return pic;
+
+    }
+
+}