Matrix.ScaleAt(Double, Double, Double, Double) 方法  
定义
重要
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public:
 void ScaleAt(double scaleX, double scaleY, double centerX, double centerY);
	public void ScaleAt (double scaleX, double scaleY, double centerX, double centerY);
	member this.ScaleAt : double * double * double * double -> unit
	Public Sub ScaleAt (scaleX As Double, scaleY As Double, centerX As Double, centerY As Double)
	参数
- scaleX
 - Double
 
- scaleY
 - Double
 
- centerX
 - Double
 
- centerY
 - Double