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  1. /**************************************************************************
  2.  *
  3.  * Copyright 2010 LunarG, Inc.  All Rights Reserved.
  4.  *
  5.  * Permission is hereby granted, free of charge, to any person obtaining a
  6.  * copy of this software and associated documentation files (the
  7.  * "Software"), to deal in the Software without restriction, including
  8.  * without limitation the rights to use, copy, modify, merge, publish,
  9.  * distribute, sub license, and/or sell copies of the Software, and to
  10.  * permit persons to whom the Software is furnished to do so, subject to
  11.  * the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice (including the
  14.  * next paragraph) shall be included in all copies or substantial portions
  15.  * of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20.  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  21.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24.  *
  25.  **************************************************************************/
  26.  
  27. #ifndef _TEXT_H
  28. #define _TEXT_H
  29.  
  30. #include "vg_context.h"
  31. #include "cso_cache/cso_hash.h"
  32.  
  33. struct vg_font;
  34. struct vg_image;
  35. struct path;
  36.  
  37. struct vg_font *font_create(VGint glyphCapacityHint);
  38. void font_destroy(struct vg_font *font);
  39.  
  40. void font_set_glyph_to_path(struct vg_font *font,
  41.                             VGuint glyphIndex,
  42.                             struct path *path,
  43.                             VGboolean isHinted,
  44.                             const VGfloat glyphOrigin[2],
  45.                             const VGfloat escapement[2]);
  46.  
  47. void font_set_glyph_to_image(struct vg_font *font,
  48.                              VGuint glyphIndex,
  49.                              struct vg_image *image,
  50.                              const VGfloat glyphOrigin[2],
  51.                              const VGfloat escapement[2]);
  52.  
  53. void font_clear_glyph(struct vg_font *font,
  54.                       VGuint glyphIndex);
  55.  
  56. void font_draw_glyph(struct vg_font *font,
  57.                      VGuint glyphIndex,
  58.                      VGbitfield paintModes,
  59.                      VGboolean allowAutoHinting);
  60.  
  61. void font_draw_glyphs(struct vg_font *font,
  62.                       VGint glyphCount,
  63.                       const VGuint *glyphIndices,
  64.                       const VGfloat *adjustments_x,
  65.                       const VGfloat *adjustments_y,
  66.                       VGbitfield paintModes,
  67.                       VGboolean allowAutoHinting);
  68.  
  69. VGint font_num_glyphs(struct vg_font *font);
  70.  
  71. #endif /* _TEXT_H */
  72.