Export (0) Print
Expand All

Region.IsVisible Method (Single, Single, Single, Single, Graphics)

Tests whether any portion of the specified rectangle is contained within this Region when drawn using the specified Graphics.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

public bool IsVisible(
	float x,
	float y,
	float width,
	float height,
	Graphics g
)

Parameters

x
Type: System.Single

The x-coordinate of the upper-left corner of the rectangle to test.

y
Type: System.Single

The y-coordinate of the upper-left corner of the rectangle to test.

width
Type: System.Single

The width of the rectangle to test.

height
Type: System.Single

The height of the rectangle to test.

g
Type: System.Drawing.Graphics

A Graphics that represents a graphics context.

Return Value

Type: System.Boolean
true when any portion of the specified rectangle is contained within this Region; otherwise, false.

The current transformation of the graphics context is used to compute the region interior and the rectangle coordinates on the drawing surface.

For a code example, see the IsVisible(RectangleF) method.

.NET Framework

Supported in: 4.5.2, 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.

Show:
© 2014 Microsoft