/// <summary>
/// Adds padding to the rect, where positive numbers shrink the sides.
/// </summary>
/// <returns>The padding.</returns>
/// <param name="rect">Rect to modify.</param>
/// <param name="left">Left padding.</param>
/// <param name="right">Right padding.</param>
/// <param name="top">Top padding.</param>
/// <param name="bottom">Bottom padding.</param>
public static Rect AddPadding(this Rect rect, int left, int right, int top, int bottom)
{
// We want to think of padding as positive, not an offset, so invert it here to
// make the math work out.
var offset = new RectOffset(-left, -right, -top, -bottom);
return(rect.AddOffset(offset));
}
protected virtual Rect GetTargetArea(Rect targetObjectRect, Rect placementRectangle, Rect mouseBounds, Rect containerBounds)
{
return(!placementRectangle.IsEmpty ? placementRectangle.AddOffset(targetObjectRect.Location) : targetObjectRect);
}
protected override Rect GetTargetArea(Rect targetObjectRect, Rect placementRectangle, Rect mouseBounds, Rect containerBounds)
{
return !placementRectangle.IsEmpty ? placementRectangle.AddOffset(containerBounds.Location) : containerBounds;
}
protected override Rect GetTargetArea(Rect targetObjectRect, Rect placementRectangle, Rect mouseBounds, Rect containerBounds)
{
return(!placementRectangle.IsEmpty ? placementRectangle.AddOffset(containerBounds.Location) : containerBounds);
}
protected virtual Rect GetTargetArea(Rect targetObjectRect, Rect placementRectangle, Rect mouseBounds, Rect containerBounds)
{
return !placementRectangle.IsEmpty ? placementRectangle.AddOffset(targetObjectRect.Location) : targetObjectRect;
}
