| public static CreateColorWithCorrectedLightness ( System.Color color, float correctionFactor ) : System.Color | ||
| color | System.Color | /// Color to correct. /// |
| correctionFactor | float | /// Correction factor, with a value between -1 and 1. Negative values /// create darker color, positive values lighter color. Zero value /// returns the current color. /// |
| return | System.Color | |
/// <summary>
/// Gets the actual color used for rendering.
/// </summary>
public static Color GetRenderingColor(EdgeColorType edgeColorType, Color color)
{
Debug.Assert(color != Color.Empty);
if (edgeColorType == EdgeColorType.Contrast || edgeColorType == EdgeColorType.EnhancedContrast)
{
edgeColorType = GetContrastColorType(color, edgeColorType);
}
float correctionFactor = 0;
switch (edgeColorType)
{
case EdgeColorType.SystemColor:
return(SystemColors.WindowText);
case EdgeColorType.SurfaceColor:
return(color);
case EdgeColorType.FullContrast:
return(GetFullContrastColor(color));
case EdgeColorType.DarkerThanSurface:
correctionFactor = -ColorUtil.BrightnessEnhancementFactor1;
break;
case EdgeColorType.DarkerDarkerThanSurface:
correctionFactor = -ColorUtil.BrightnessEnhancementFactor2;
break;
case EdgeColorType.LighterThanSurface:
correctionFactor = +ColorUtil.BrightnessEnhancementFactor1;
break;
case EdgeColorType.LighterLighterThanSurface:
correctionFactor = +ColorUtil.BrightnessEnhancementFactor2;
break;
case EdgeColorType.NoEdge:
return(System.Drawing.Color.Transparent);
}
return(ColorUtil.CreateColorWithCorrectedLightness(color, correctionFactor));
}
/// <summary>
/// Creates highlighted <c>PieSlice</c> object.
/// </summary>
/// <param name="boundingRectLeft">
/// x-coordinate of the upper-left corner of the rectangle that is
/// used to draw the top surface of the slice.
/// </param>
/// <param name="boundingRectTop">
/// y-coordinate of the upper-left corner of the rectangle that is
/// used to draw the top surface of the slice.
/// </param>
/// <param name="boundingRectWidth">
/// Width of the rectangle that is used to draw the top surface of
/// the slice.
/// </param>
/// <param name="boundingRectHeight">
/// Height of the rectangle that is used to draw the top surface of
/// the slice.
/// </param>
/// <param name="sliceHeight">
/// Slice height.
/// </param>
/// <param name="startAngle">
/// Starting angle.
/// </param>
/// <param name="sweepAngle">
/// Sweep angle.
/// </param>
/// <param name="color">
/// Color used for slice rendering.
/// </param>
/// <param name="shadowStyle">
/// Shadow style used for slice rendering.
/// </param>
/// <param name="edgeColorType">
/// Edge lines color type.
/// </param>
/// <param name="edgeLineWidth">
/// Edge lines width.
/// </param>
/// <returns>
/// <c>PieSlice</c> object with given values.
/// </returns>
protected virtual PieSlice CreatePieSliceHighlighted(float boundingRectLeft, float boundingRectTop, float boundingRectWidth, float boundingRectHeight, float sliceHeight, float startAngle, float sweepAngle, Color color, ShadowStyle shadowStyle, EdgeColorType edgeColorType, float edgeLineWidth)
{
Color highLightedColor = ColorUtil.CreateColorWithCorrectedLightness(color, ColorUtil.BrightnessEnhancementFactor1);
return(new PieSlice(boundingRectLeft, boundingRectTop, boundingRectWidth, boundingRectHeight, sliceHeight, (float)(startAngle % 360), sweepAngle, highLightedColor, shadowStyle, edgeColorType, edgeLineWidth));
}
