public static void VisualizeAtlas(Bitmap bitmap, List <Rect> atlas)
{
ColorRgba avgColor = bitmap.GetAverageColor();
ColorRgba atlasColor = avgColor.GetLuminance() < 0.5f ? new ColorRgba(128, 0, 0, 164) : new ColorRgba(255, 128, 128, 164);
// Draw atlas rects
if (atlas != null)
{
Pen atlasPen = new Pen(Color.FromArgb(atlasColor.A, atlasColor.R, atlasColor.G, atlasColor.B));
using (Graphics g = Graphics.FromImage(bitmap))
{
foreach (Rect r in atlas)
{
g.DrawRectangle(atlasPen, r.X, r.Y, r.W, r.H);
}
}
}
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
Color brightChecker = Color.FromArgb(224, 224, 224);
Color darkChecker = Color.FromArgb(192, 192, 192);
e.Graphics.FillRectangle(new HatchBrush(HatchStyle.LargeCheckerBoard, brightChecker, darkChecker), this.rectPanel);
if (this.value != null)
{
Color val = Color.FromArgb(this.value.ToIntArgb());
Color valSolid = Color.FromArgb(255, val);
e.Graphics.FillRectangle(
new SolidBrush(val),
this.rectPanel.X,
this.rectPanel.Y,
this.rectPanel.Width / 2,
this.rectPanel.Height);
e.Graphics.FillRectangle(
new SolidBrush(valSolid),
this.rectPanel.X + this.rectPanel.Width / 2,
this.rectPanel.Y,
this.rectPanel.Width / 2,
this.rectPanel.Height);
ColorRgba rgba = this.value.ConvertTo <ColorRgba>();
Color textColor = rgba.GetLuminance() > 0.5f ? Color.Black : Color.White;
StringFormat format = StringFormat.GenericDefault;
format.Alignment = StringAlignment.Center;
format.LineAlignment = StringAlignment.Center;
format.Trimming = StringTrimming.EllipsisCharacter;
e.Graphics.DrawString(
string.Format("{0}, {1}, {2}, {3}", rgba.R, rgba.G, rgba.B, rgba.A),
this.ControlRenderer.FontRegular,
new SolidBrush(Color.FromArgb(128, textColor)),
this.rectPanel,
format);
}
e.Graphics.DrawRectangle(SystemPens.ControlLightLight,
this.rectPanel.X + 1,
this.rectPanel.Y + 1,
this.rectPanel.Width - 2,
this.rectPanel.Height - 2);
e.Graphics.DrawRectangle(SystemPens.ControlDark, this.rectPanel);
ButtonState buttonCDiagState = ButtonState.Disabled;
if (!this.ReadOnly && this.Enabled)
{
if (this.buttonCDiagPressed)
{
buttonCDiagState = ButtonState.Pressed;
}
else if (this.buttonCDiagHovered)
{
buttonCDiagState = ButtonState.Hot;
}
else
{
buttonCDiagState = ButtonState.Normal;
}
}
ControlRenderer.DrawButton(
e.Graphics,
this.rectCDiagButton,
buttonCDiagState,
null,
Properties.GeneralResCache.ColorWheel);
ButtonState buttonCPickState = ButtonState.Disabled;
if (!this.ReadOnly && this.Enabled)
{
if (this.buttonCPickPressed)
{
buttonCPickState = ButtonState.Pressed;
}
else if (this.buttonCPickHovered)
{
buttonCPickState = ButtonState.Hot;
}
else
{
buttonCPickState = ButtonState.Normal;
}
}
ControlRenderer.DrawButton(
e.Graphics,
this.rectCPickButton,
buttonCPickState,
null,
Properties.GeneralResCache.ColorPick);
}
