1 /***************************************************************************/ |
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2 /* */ |
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3 /* ftsynth.h */ |
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4 /* */ |
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5 /* FreeType synthesizing code for emboldening and slanting */ |
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6 /* (specification). */ |
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7 /* */ |
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8 /* Copyright 2000-2001, 2003, 2006, 2008 by */ |
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9 /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
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10 /* */ |
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11 /* This file is part of the FreeType project, and may only be used, */ |
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12 /* modified, and distributed under the terms of the FreeType project */ |
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13 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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14 /* this file you indicate that you have read the license and */ |
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15 /* understand and accept it fully. */ |
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16 /* */ |
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17 /***************************************************************************/ |
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18 |
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19 |
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20 /*************************************************************************/ |
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21 /*************************************************************************/ |
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22 /*************************************************************************/ |
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23 /*************************************************************************/ |
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24 /*************************************************************************/ |
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25 /********* *********/ |
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26 /********* WARNING, THIS IS ALPHA CODE! THIS API *********/ |
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27 /********* IS DUE TO CHANGE UNTIL STRICTLY NOTIFIED BY THE *********/ |
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28 /********* FREETYPE DEVELOPMENT TEAM *********/ |
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29 /********* *********/ |
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30 /*************************************************************************/ |
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31 /*************************************************************************/ |
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32 /*************************************************************************/ |
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33 /*************************************************************************/ |
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34 /*************************************************************************/ |
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35 |
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36 |
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37 /* Main reason for not lifting the functions in this module to a */ |
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38 /* `standard' API is that the used parameters for emboldening and */ |
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39 /* slanting are not configurable. Consider the functions as a */ |
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40 /* code resource which should be copied into the application and */ |
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41 /* adapted to the particular needs. */ |
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42 |
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43 |
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44 #ifndef __FTSYNTH_H__ |
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45 #define __FTSYNTH_H__ |
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46 |
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47 |
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48 #include <ft2build.h> |
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49 #include FT_FREETYPE_H |
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50 |
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51 #ifdef FREETYPE_H |
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52 #error "freetype.h of FreeType 1 has been loaded!" |
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53 #error "Please fix the directory search order for header files" |
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54 #error "so that freetype.h of FreeType 2 is found first." |
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55 #endif |
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56 |
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57 |
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58 FT_BEGIN_HEADER |
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59 |
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60 /* Embolden a glyph by a `reasonable' value (which is highly a matter of */ |
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61 /* taste). This function is actually a convenience function, providing */ |
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62 /* a wrapper for @FT_Outline_Embolden and @FT_Bitmap_Embolden. */ |
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63 /* */ |
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64 /* For emboldened outlines the metrics are estimates only; if you need */ |
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65 /* precise values you should call @FT_Outline_Get_CBox. */ |
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66 FT_EXPORT( void ) |
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67 FT_GlyphSlot_Embolden( FT_GlyphSlot slot ); |
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68 |
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69 /* Slant an outline glyph to the right by about 12 degrees. */ |
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70 FT_EXPORT( void ) |
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71 FT_GlyphSlot_Oblique( FT_GlyphSlot slot ); |
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72 |
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73 /* */ |
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74 |
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75 FT_END_HEADER |
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76 |
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77 #endif /* __FTSYNTH_H__ */ |
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78 |
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79 |
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80 /* END */ |
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