DirectWrite is Microsoft's application programming interface ( API ) for formatting text on the screen and rendering individual glyphs . It was designed to replace GDI / GDI + and Uniscribe . It is supported on the operating systems Windows 7 , Windows 8 , Windows Server 2008 R2 , and an update is also available for Windows Vista and Windows Server 2008 (SP2). Microsoft Office 2013 can use Direct2D / DirectWrite or GDI / Uniscribe.
Features
- Realization of all Unicode features, with over 20 scripts for displaying and linking each language supported by Windows.
- Inter-pixel ClearType rendering of text with bidirectional anti-aliasing.
- Provides an API for low-level rendering of glyphs for those using their own text mapping design.