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IDWritePixelSnapping::GetPixelsPerDip method

Gets the number of physical pixels per DIP.

Syntax


virtual HRESULT GetPixelsPerDip(
  void * clientDrawingContext,
  [out]  FLOAT * pixelsPerDip
) = 0;

Parameters

clientDrawingContext

Type: void*

The drawing context passed to IDWriteTextLayout::Draw.

pixelsPerDip [out]

Type: FLOAT*

When this method returns, contains the number of physical pixels per DIP.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

Because a DIP (device-independent pixel) is 1/96 inch, the pixelsPerDip value is the number of logical pixels per inch divided by 96.

Requirements

Minimum supported client

Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008 [desktop apps | Windows Store apps]

Minimum supported phone

Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps]

Header

Dwrite.h

Library

Dwrite.lib

DLL

Dwrite.dll

See also

IDWritePixelSnapping

 

 

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