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IDWriteGlyphRunAnalysis::GetAlphaTextureBounds method

Gets the bounding rectangle of the physical pixels affected by the glyph run.

Syntax


virtual HRESULT GetAlphaTextureBounds(
  DWRITE_TEXTURE_TYPE  textureType,
  [out]  RECT * textureBounds
) = 0;

Parameters

textureType

Type: DWRITE_TEXTURE_TYPE

Specifies the type of texture requested. If a bi-level texture is requested, the bounding rectangle includes only bi-level glyphs. Otherwise, the bounding rectangle includes only antialiased glyphs.

textureBounds [out]

Type: RECT*

When this method returns, contains the bounding rectangle of the physical pixels affected by the glyph run, or an empty rectangle if there are no glyphs of the specified texture type.

Return value

Type: HRESULT

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

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

IDWriteGlyphRunAnalysis

 

 

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