語言

Rect.Scale(Double, Double) 方法

定義

將當前矩形的大小乘以指定的 x 和 y 值。

public:
 void Scale(double scaleX, double scaleY);
public void Scale(double scaleX, double scaleY);
member this.Scale : double * double -> unit
Public Sub Scale (scaleX As Double, scaleY As Double)

參數

scaleX
Double

比例因子在 x 方向上。

scaleY
Double

尺度因子在 y 方向。

範例

以下範例展示了如何使用 Scale 該方法將矩形的寬度和高度乘以指定金額。

private Size scaleExample()
{
    // Initialize new rectangle.
    Rect myRectangle = new Rect();

    // The Location property specifies the coordinates of the upper left-hand 
    // corner of the rectangle. 
    myRectangle.Location = new Point(10, 5);

    // Set the Size property of the rectangle with a width of 200
    // and a height of 50.
    myRectangle.Size = new Size(200, 50);
  
    // The Scale method multiplies the size of the rectangle by the specified amount. 
    // myRectangle size changed from (200,50) to (4000,1500).
    myRectangle.Scale(20, 30);

    // Returns a size of 4000,1500.
    return myRectangle.Size;
}

適用於

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