.IsVisible Method (Single, Single, Single, Single)
Indicates whether the rectangle specified by a pair of coordinates, a width, and a height is contained within the visible clip region of this
member IsVisible :
x: float32 *
y: float32 *
width: float32 *
height: float32 -> bool
Parameters x Type: System .Single
The x-coordinate of the upper-left corner of the rectangle to test for visibility.
y Type: System .Single
The y-coordinate of the upper-left corner of the rectangle to test for visibility.
width Type: System .Single
Width of the rectangle to test for visibility.
height Type: System .Single
Height of the rectangle to test for visibility.
System .Boolean if the rectangle defined by the true x, y, width, and height parameters is contained within the visible clip region of this ; otherwise, Graphics . false
The following code example is designed for use with Windows Forms, and it requires
PaintEventArgs e, which is a parameter of the event handler. The code performs the following actions: Paint
Creates a rectangular clipping region and sets it as the clipping region for the graphics object of the form using
Creates the location and size of two rectangles, one inside the clipping region and one outside.
Tests each of the rectangles for visibility and draws only the visible one.
The result is one small red rectangle, which is within the clip region.
No code example is currently available or this language may not be supported.
Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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