include/svgtiny.h

   1 /*
   2  * This file is part of Libsvgtiny
   3  * Licensed under the MIT License,
   4  *                http://opensource.org/licenses/mit-license.php
   5  * Copyright 2008 James Bursa <james@semichrome.net>
   6  */
   7
   8 #ifndef SVGTINY_H
   9 #define SVGTINY_H
  10
  11 typedef int svgtiny_colour;
  12 #define svgtiny_TRANSPARENT 0x1000000
  13 #ifdef __riscos__
  14 #define svgtiny_RGB(r, g, b) ((b) << 16 | (g) << 8 | (r))
  15 #define svgtiny_RED(c) ((c) & 0xff)
  16 #define svgtiny_GREEN(c) (((c) >> 8) & 0xff)
  17 #define svgtiny_BLUE(c) (((c) >> 16) & 0xff)
  18 #else
  19 #define svgtiny_RGB(r, g, b) ((r) << 16 | (g) << 8 | (b))
  20 #define svgtiny_RED(c) (((c) >> 16) & 0xff)
  21 #define svgtiny_GREEN(c) (((c) >> 8) & 0xff)
  22 #define svgtiny_BLUE(c) ((c) & 0xff)
  23 #endif
  24
  25 struct svgtiny_shape {
  26         float *path;
  27         unsigned int path_length;
  28         char *text;
  29         float text_x, text_y;
  30         svgtiny_colour fill;
  31         svgtiny_colour stroke;
  32         int stroke_width;
  33 };
  34
  35 struct svgtiny_diagram {
  36         int width, height;
  37
  38         struct svgtiny_shape *shape;
  39         unsigned int shape_count;
  40
  41         unsigned short error_line;
  42         const char *error_message;
  43 };
  44
  45 typedef enum {
  46         svgtiny_OK,
  47         svgtiny_OUT_OF_MEMORY,
  48         svgtiny_LIBDOM_ERROR,
  49         svgtiny_NOT_SVG,
  50         svgtiny_SVG_ERROR
  51 } svgtiny_code;
  52
  53 enum {
  54         svgtiny_PATH_MOVE,
  55         svgtiny_PATH_CLOSE,
  56         svgtiny_PATH_LINE,
  57         svgtiny_PATH_BEZIER
  58 };
  59
  60 struct svgtiny_named_color {
  61         const char *name;
  62         svgtiny_colour color;
  63 };
  64
  65
  66 struct svgtiny_diagram *svgtiny_create(void);
  67 svgtiny_code svgtiny_parse(struct svgtiny_diagram *diagram,
  68                 const char *buffer, size_t size, const char *url,
  69                 int width, int height);
  70 void svgtiny_free(struct svgtiny_diagram *svg);
  71
  72 #endif