Class GdiExtensions

Some extensions for GDI stuff

Inheritance
System.Object
GdiExtensions
Namespace: Dapplo.Windows.Gdi32
Assembly: Dapplo.Windows.Gdi32.dll
Syntax
public static class GdiExtensions : object

Methods

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AreRectangleCornersVisisble(Region, Rectangle)

Check if all the corners of the rectangle are visible in the specified region. Not a perfect check, but this currently a workaround for checking if a window is completely visible

Declaration
public static bool AreRectangleCornersVisisble(this Region region, Rectangle rectangle)
Parameters
Type Name Description
Region region
Rectangle rectangle
Returns
Type Description
System.Boolean
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GetSafeDeviceContext(Graphics)

Get a SafeHandle for the GetHdc, so one can use using to automatically cleanup the devicecontext

Declaration
public static SafeDeviceContextHandle GetSafeDeviceContext(this Graphics graphics)
Parameters
Type Name Description
Graphics graphics

Graphics
Returns
Type Description
SafeDeviceContextHandle

SafeDeviceContextHandle
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GetSafeHBitmapHandle(Bitmap)

Get a SafeHBitmapHandle so one can use using to automatically cleanup the HBitmap

Declaration
public static SafeHBitmapHandle GetSafeHBitmapHandle(this Bitmap bitmap)
Parameters
Type Name Description
Bitmap bitmap

Bitmap
Returns
Type Description
SafeHBitmapHandle

SafeHBitmapHandle
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GetSafeIconHandle(Bitmap)

Get a SafeIconHandle so one can use using to automatically cleanup the HIcon

Declaration
public static SafeIconHandle GetSafeIconHandle(this Bitmap bitmap)
Parameters
Type Name Description
Bitmap bitmap

Bitmap
Returns
Type Description
SafeIconHandle

SafeIconHandle