/// <summary> 将此 DUIRegion 更新为其自身与指定的 System.Drawing.Rectangle 结构的交集。
/// </summary>
/// <param name="rect">要与此 DUIRegion 相交的 System.Drawing.Rectangle 结构。</param>
public void Intersect(Rectangle rect)
{
this.region.Intersect(rect);
this.actions.Add((dxGeometry, geometrySink) =>
{
SharpDX.Direct2D1.RectangleGeometry rectangleGeometry = new SharpDX.Direct2D1.RectangleGeometry(RenderTarget.RenderTarget.Factory, DxConvert.ToRectF(rect));
this.rectangleGeometry.Combine(rectangleGeometry, SharpDX.Direct2D1.CombineMode.Intersect, geometrySink);
});
}
/// <summary> 基于指定的 System.Drawing.RectangleF 结构初始化一个新的 DUIRegion。
/// </summary>
/// <param name="rect">一个 System.Drawing.RectangleF 结构，用于定义新 DUIRegion 的内部</param>
public DUIRegion(RectangleF rect)
{
this.region = new Region(rect);
this.actions.Add((dxGeometry, geometrySink) =>
{
SharpDX.Direct2D1.RectangleGeometry rectangleGeometry = new SharpDX.Direct2D1.RectangleGeometry(RenderTarget.RenderTarget.Factory, DxConvert.ToRectF(rect));
this.rectangleGeometry.Combine(rectangleGeometry, SharpDX.Direct2D1.CombineMode.Union, geometrySink);
});
}
