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Rect Constructor (Double, Double, Double, Double)

Updated: February 2009

Initializes a new instance of the Rect structure that has the specified x-coordinate, y-coordinate, width, and height.

Namespace:  System.Windows
Assembly:  WindowsBase (in WindowsBase.dll)

public Rect(
	double x,
	double y,
	double width,
	double height
You cannot use constructors in XAML.


Type: System.Double

The x-coordinate of the top-left corner of the rectangle.

Type: System.Double

The y-coordinate of the top-left corner of the rectangle.

Type: System.Double

The width of the rectangle.

Type: System.Double

The height of the rectangle.


width is a negative value.


height is a negative value.

The following example shows how to create a new Rect structure by using the Rect(Double, Double, Double, Double) constructor.

private Rect createRectExample6()
    // This constructor intializes a new instance of the Rect structure with the specified  
    // x- and y-coordinates and the specified width and height. 
    Rect myRectangle = new Rect(15, 30, 35, 40);

    // Returns a rectangle with a position of 15,30, a width of 35 and height of 40. 
    return myRectangle;


Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0




February 2009

Added Exceptions section.

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