Information
The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.

IDWriteTextAnalysisSink::SetBidiLevel method

Sets a bidirectional level on the range, which is called once per run change (either explicit or resolved implicit).

Syntax


virtual HRESULT SetBidiLevel(
  UINT32 textPosition,
  UINT32 textLength,
  UINT8 explicitLevel,
  UINT8 resolvedLevel
) = 0;

Parameters

textPosition

Type: UINT32

The starting position from which to report.

textLength

Type: UINT32

The number of UTF16 units of the reported range.

explicitLevel

Type: UINT8

The explicit level from the paragraph reading direction and any embedded control codes RLE/RLO/LRE/LRO/PDF, which is determined before any additional rules.

resolvedLevel

Type: UINT8

The final implicit level considering the explicit level and characters' natural directionality, after all Bidi rules have been applied.

Return value

Type: HRESULT

A successful code or error code to stop analysis.

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

IDWriteTextAnalysisSink

 

 

Community Additions

Show:
© 2014 Microsoft