Home | History | Annotate | Download | only in vega 
      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