michael@0: /***************************************************************************/
michael@0: /*                                                                         */
michael@0: /*  ftsynth.h                                                              */
michael@0: /*                                                                         */
michael@0: /*    FreeType synthesizing code for emboldening and slanting              */
michael@0: /*    (specification).                                                     */
michael@0: /*                                                                         */
michael@0: /*  Copyright 2000-2001, 2003, 2006, 2008, 2012, 2013 by                   */
michael@0: /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
michael@0: /*                                                                         */
michael@0: /*  This file is part of the FreeType project, and may only be used,       */
michael@0: /*  modified, and distributed under the terms of the FreeType project      */
michael@0: /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
michael@0: /*  this file you indicate that you have read the license and              */
michael@0: /*  understand and accept it fully.                                        */
michael@0: /*                                                                         */
michael@0: /***************************************************************************/
michael@0: 
michael@0: 
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*********                                                       *********/
michael@0:   /*********        WARNING, THIS IS ALPHA CODE!  THIS API         *********/
michael@0:   /*********    IS DUE TO CHANGE UNTIL STRICTLY NOTIFIED BY THE    *********/
michael@0:   /*********            FREETYPE DEVELOPMENT TEAM                  *********/
michael@0:   /*********                                                       *********/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0:   /*************************************************************************/
michael@0: 
michael@0: 
michael@0:   /* Main reason for not lifting the functions in this module to a  */
michael@0:   /* `standard' API is that the used parameters for emboldening and */
michael@0:   /* slanting are not configurable.  Consider the functions as a    */
michael@0:   /* code resource that should be copied into the application and   */
michael@0:   /* adapted to the particular needs.                               */
michael@0: 
michael@0: 
michael@0: #ifndef __FTSYNTH_H__
michael@0: #define __FTSYNTH_H__
michael@0: 
michael@0: 
michael@0: #include <ft2build.h>
michael@0: #include FT_FREETYPE_H
michael@0: 
michael@0: #ifdef FREETYPE_H
michael@0: #error "freetype.h of FreeType 1 has been loaded!"
michael@0: #error "Please fix the directory search order for header files"
michael@0: #error "so that freetype.h of FreeType 2 is found first."
michael@0: #endif
michael@0: 
michael@0: 
michael@0: FT_BEGIN_HEADER
michael@0: 
michael@0:   /* Embolden a glyph by a `reasonable' value (which is highly a matter of */
michael@0:   /* taste).  This function is actually a convenience function, providing  */
michael@0:   /* a wrapper for @FT_Outline_Embolden and @FT_Bitmap_Embolden.           */
michael@0:   /*                                                                       */
michael@0:   /* For emboldened outlines the height, width, and advance metrics are    */
michael@0:   /* increased by the strength of the emboldening.  You can also call      */
michael@0:   /* @FT_Outline_Get_CBox to get precise values.                           */
michael@0:   FT_EXPORT( void )
michael@0:   FT_GlyphSlot_Embolden( FT_GlyphSlot  slot );
michael@0: 
michael@0:   /* Slant an outline glyph to the right by about 12 degrees. */
michael@0:   FT_EXPORT( void )
michael@0:   FT_GlyphSlot_Oblique( FT_GlyphSlot  slot );
michael@0: 
michael@0:   /* */
michael@0: 
michael@0: FT_END_HEADER
michael@0: 
michael@0: #endif /* __FTSYNTH_H__ */
michael@0: 
michael@0: 
michael@0: /* END */