swfdec/swfdec_font.h

   1 /* Swfdec
   2  * Copyright (C) 2003-2006 David Schleef <ds@schleef.org>
   3  *               2005-2006 Eric Anholt <eric@anholt.net>
   4  *               2006-2007 Benjamin Otte <otte@gnome.org>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  * Boston, MA  02110-1301  USA
  20  */
  21
  22 #ifndef _SWFDEC_FONT_H_
  23 #define _SWFDEC_FONT_H_
  24
  25 #include <pango/pangocairo.h>
  26 #include <swfdec/swfdec_types.h>
  27 #include <swfdec/swfdec_character.h>
  28
  29 G_BEGIN_DECLS
  30 //typedef struct _SwfdecFont SwfdecFont;
  31 typedef struct _SwfdecFontEntry SwfdecFontEntry;
  32 typedef struct _SwfdecFontClass SwfdecFontClass;
  33
  34 #define SWFDEC_TEXT_SCALE_FACTOR                (1024)
  35
  36 typedef enum {
  37   SWFDEC_LANGUAGE_NONE          = 0,
  38   SWFDEC_LANGUAGE_LATIN         = 1,
  39   SWFDEC_LANGUAGE_JAPANESE      = 2,
  40   SWFDEC_LANGUAGE_KOREAN        = 3,
  41   SWFDEC_LANGUAGE_CHINESE       = 4,
  42   SWFDEC_LANGUAGE_CHINESE_TRADITIONAL = 5
  43 } SwfdecLanguage;
  44
  45 #define SWFDEC_TYPE_FONT                    (swfdec_font_get_type())
  46 #define SWFDEC_IS_FONT(obj)                 (G_TYPE_CHECK_INSTANCE_TYPE ((obj), SWFDEC_TYPE_FONT))
  47 #define SWFDEC_IS_FONT_CLASS(klass)         (G_TYPE_CHECK_CLASS_TYPE ((klass), SWFDEC_TYPE_FONT))
  48 #define SWFDEC_FONT(obj)                    (G_TYPE_CHECK_INSTANCE_CAST ((obj), SWFDEC_TYPE_FONT, SwfdecFont))
  49 #define SWFDEC_FONT_CLASS(klass)            (G_TYPE_CHECK_CLASS_CAST ((klass), SWFDEC_TYPE_FONT, SwfdecFontClass))
  50
  51 struct _SwfdecFontEntry {
  52   SwfdecDraw *          draw;           /* drawing operation to do or %NULL if none (ie space character) */
  53   gunichar              value;          /* UCS2 value of glyph */
  54   guint                 advance;        /* advance when rendering character */
  55   SwfdecRect            extents;        /* bounding box of the font relative to the scale mode */
  56 };
  57
  58 struct _SwfdecFont
  59 {
  60   SwfdecCharacter       character;
  61
  62   char *                name;           /* Flash's name of the font */
  63   char *                display_name;   /* "legal" name of the font - use to display to user */
  64   char *                copyright;      /* copyright of the font */
  65   PangoFontDescription *desc;
  66   gboolean              bold;           /* font is bold */
  67   gboolean              italic;         /* font is italic */
  68   gboolean              small;          /* font is rendered at small sizes */
  69   GArray *              glyphs;         /* SwfdecFontEntry */
  70   guint                 scale_factor;   /* size of a font in glyph entry */
  71   /* used when rendering TextFields */
  72   guint                 ascent;         /* font ascent */
  73   guint                 descent;        /* font descent */
  74   guint                 leading;        /* */
  75 };
  76
  77 struct _SwfdecFontClass
  78 {
  79   SwfdecCharacterClass  character_class;
  80 };
  81
  82 GType           swfdec_font_get_type            (void);
  83
  84 SwfdecDraw *    swfdec_font_get_glyph           (SwfdecFont *           font,
  85                                                  guint                  glyph);
  86
  87 int             tag_func_define_font_info       (SwfdecSwfDecoder *     s,
  88                                                  guint                  tag);
  89 int             tag_func_define_font            (SwfdecSwfDecoder *     s,
  90                                                  guint                  tag);
  91 int             tag_func_define_font_2          (SwfdecSwfDecoder *     s,
  92                                                  guint                  tag);
  93
  94 int             tag_func_define_font_name       (SwfdecSwfDecoder *     s,
  95                                                  guint                  tag);
  96
  97 G_END_DECLS
  98 #endif