/// <summary>
/// Gets a cool Highlight brush for highlighting things.
/// </summary>
/// <param name="box">The rectangle in the box</param>
/// <param name="selectionHighlight">The color to use for the higlight</param>
/// <returns>The highlight brush.</returns>
public static IBrush HighlightBrush(Rectangle box, Rgba32 selectionHighlight)
{
float med = selectionHighlight.GetBrightness();
float bright = med + 0.05f;
if (bright > 1f)
{
bright = 1f;
}
float dark = med - 0.05f;
if (dark < 0f)
{
dark = 0f;
}
Rgba32 brtCol = ColorFromHsl(selectionHighlight.GetHue(), selectionHighlight.GetSaturation(), bright);
Rgba32 drkCol = ColorFromHsl(selectionHighlight.GetHue(), selectionHighlight.GetSaturation(), dark);
Point p1 = new Point(box.X, box.Y - box.Height / 2);
Point p2 = new Point(box.X + box.Width, box.Y - box.Height / 2);
ColorStop[] colorStops = new ColorStop[2]
{
new ColorStop(0, brtCol),
new ColorStop(0.5f, drkCol)
};
return(new LinearGradientBrush(p1, p2, GradientRepetitionMode.None, colorStops));
}