共用方式為


CALayer.SetNeedsDisplayInRect(CGRect) 方法

定義

[Foundation.Export("setNeedsDisplayInRect:")]
public virtual void SetNeedsDisplayInRect (CoreGraphics.CGRect r);
abstract member SetNeedsDisplayInRect : CoreGraphics.CGRect -> unit
override this.SetNeedsDisplayInRect : CoreGraphics.CGRect -> unit

參數

r
CGRect
屬性

適用於