public ColorSlider(ColorSliderMode colorMode)
{
_colorMode = colorMode;
_baseColor = new ColorHLS(255, 255, 0, 0);
_currentColor = _baseColor.Clone();
_previusColor = _baseColor.Clone();
this.SetStyle(
ControlStyles.AllPaintingInWmPaint |
ControlStyles.FixedHeight |
ControlStyles.FixedWidth |
ControlStyles.OptimizedDoubleBuffer |
ControlStyles.UserPaint,
true);
this.Size = new System.Drawing.Size(20, 256);
_cursorRect = new Rectangle(0, 256 - 4, 20, 7);
_onDrag = false;
_pixBuffer = new PixelBuffer(20, 256);
FillBuffer();
this.Invalidate();
}
protected override void OnMouseDown(MouseEventArgs e)
{
base.OnMouseDown(e);
_previusColor = _currentColor.Clone();
MouseEvent(e);
_onDrag = true;
}
private void FillBuffer()
{
ColorHLS startColor = new ColorHLS(255, 255, 255, 255);
ColorHLS endColor = _baseColor.Clone();
float[,] colorsStepStart = ColorUtils.GetGradientColorSteps(startColor, new ColorHLS(255, 0, 0, 0), 256);
float[,] colorsStepEnd = ColorUtils.GetGradientColorSteps(endColor, new ColorHLS(255, 0, 0, 0), 256);
for (int i = 0; i < 256; i++)
{
startColor.SetRGB((byte)colorsStepStart[i, 0], (byte)colorsStepStart[i, 1], (byte)colorsStepStart[i, 2]);
endColor.SetRGB((byte)colorsStepEnd[i, 0], (byte)colorsStepEnd[i, 1], (byte)colorsStepEnd[i, 2]);
_pixBuffer.DrawLine(0, i, 256, i, startColor, endColor);
}
}
public ColorPicker()
{
_baseColor = new ColorHLS(255, 255, 0, 0);
_currentColor = _baseColor.Clone();
_previusColor = _baseColor.Clone();
this.SetStyle(
ControlStyles.AllPaintingInWmPaint |
ControlStyles.FixedHeight |
ControlStyles.FixedWidth |
ControlStyles.OptimizedDoubleBuffer |
ControlStyles.UserPaint,
true);
this.Size = new System.Drawing.Size(256, 256);
_cursorRect = new Rectangle(252, -3, 9, 9);
_onDrag = false;
_pixBuffer = new PixelBuffer(256, 256);
FillBuffer();
MouseEvent(new MouseEventArgs(MouseButtons.Left, 1, _cursorRect.X + 4, _cursorRect.Y + 4, 0));
}
public ColorSlider(ColorSliderMode colorMode, ColorSliderOrientation orientation)
{
_colorMode = colorMode;
_orientation = orientation;
_baseColor = new ColorHLS(255, 255, 0, 0);
_currentColor = _baseColor.Clone();
_previusColor = _baseColor.Clone();
this.SetStyle(
ControlStyles.AllPaintingInWmPaint |
ControlStyles.FixedHeight |
ControlStyles.FixedWidth |
ControlStyles.OptimizedDoubleBuffer |
ControlStyles.UserPaint,
true);
if (_orientation == ColorSliderOrientation.Vertical)
{
this.Size = new System.Drawing.Size(20, 256);
_cursorRect = new Rectangle(0, 256 - 4, 20, 7);
}
else
{
this.Size = new System.Drawing.Size(256, 20);
_cursorRect = new Rectangle(-3, 0, 7, 20);
}
_onDrag = false;
//_pixBuffer = new PixelBuffer(this.Width, this.Height);
//FillBuffer();
this.Invalidate();
}
public ColorSlider(ColorSliderMode colorMode,ColorSliderOrientation orientation)
{
_colorMode = colorMode;
_orientation = orientation;
_baseColor = new ColorHLS(255, 255, 0, 0);
_currentColor = _baseColor.Clone();
_previusColor = _baseColor.Clone();
this.SetStyle(
ControlStyles.AllPaintingInWmPaint |
ControlStyles.FixedHeight |
ControlStyles.FixedWidth |
ControlStyles.OptimizedDoubleBuffer |
ControlStyles.UserPaint,
true);
if (_orientation == ColorSliderOrientation.Vertical)
{
this.Size = new System.Drawing.Size(20, 256);
_cursorRect = new Rectangle(0, 256 - 4, 20, 7);
}
else
{
this.Size = new System.Drawing.Size(256, 20);
_cursorRect = new Rectangle(- 3,0 , 7, 20);
}
_onDrag = false;
//_pixBuffer = new PixelBuffer(this.Width, this.Height);
//FillBuffer();
this.Invalidate();
}