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