svgtiny_test.c

   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 #include <stdio.h>
   9 #include <sys/types.h>
  10 #include <sys/stat.h>
  11 #include <unistd.h>
  12 #include "svgtiny.h"
  13
  14
  15 int main(int argc, char *argv[])
  16 {
  17         FILE *fd;
  18         struct stat sb;
  19         char *buffer;
  20         size_t size;
  21         size_t n;
  22         struct svgtiny_diagram *diagram;
  23         svgtiny_code code;
  24
  25         if (argc != 2) {
  26                 fprintf(stderr, "Usage: %s FILE\n", argv[0]);
  27                 return 1;
  28         }
  29
  30         /* load file into memory buffer */
  31         fd = fopen(argv[1], "rb");
  32         if (!fd) {
  33                 perror(argv[1]);
  34                 return 1;
  35         }
  36
  37         if (stat(argv[1], &sb)) {
  38                 perror(argv[1]);
  39                 return 1;
  40         }
  41         size = sb.st_size;
  42
  43         buffer = malloc(size);
  44         if (!buffer) {
  45                 fprintf(stderr, "Unable to allocate %lld bytes\n",
  46                                 (long long) size);
  47                 return 1;
  48         }
  49
  50         n = fread(buffer, 1, size, fd);
  51         if (n != size) {
  52                 perror(argv[1]);
  53                 return 1;
  54         }
  55
  56         fclose(fd);
  57
  58         /* create svgtiny object */
  59         diagram = svgtiny_create();
  60         if (!diagram) {
  61                 fprintf(stderr, "svgtiny_create failed\n");
  62                 return 1;
  63         }
  64
  65         /* parse */
  66         code = svgtiny_parse(diagram, buffer, size, argv[1], 1000, 1000);
  67         if (code != svgtiny_OK)
  68                 fprintf(stderr, "svgtiny_parse failed: %i\n", code);
  69
  70         free(buffer);
  71
  72         printf("viewbox 0 0 %i %i\n", diagram->width, diagram->height);
  73
  74         for (unsigned int i = 0; i != diagram->shape_count; i++) {
  75                 if (diagram->shape[i].fill == svgtiny_TRANSPARENT)
  76                         printf("fill none ");
  77                 else
  78                         printf("fill #%.6x ", diagram->shape[i].fill);
  79                 if (diagram->shape[i].stroke == svgtiny_TRANSPARENT)
  80                         printf("stroke none ");
  81                 else
  82                         printf("stroke #%.6x ", diagram->shape[i].stroke);
  83                 if (diagram->shape[i].path) {
  84                         printf("path '");
  85                         for (unsigned int j = 0;
  86                                         j != diagram->shape[i].path_length; ) {
  87                                 switch ((int) diagram->shape[i].path[j]) {
  88                                 case svgtiny_PATH_MOVE:
  89                                         printf("M %g %g ",
  90                                                 diagram->shape[i].path[j + 1],
  91                                                 diagram->shape[i].path[j + 2]);
  92                                         j += 3;
  93                                         break;
  94                                 case svgtiny_PATH_CLOSE:
  95                                         printf("Z ");
  96                                         j += 1;
  97                                         break;
  98                                 case svgtiny_PATH_LINE:
  99                                         printf("L %g %g ",
 100                                                 diagram->shape[i].path[j + 1],
 101                                                 diagram->shape[i].path[j + 2]);
 102                                         j += 3;
 103                                         break;
 104                                 case svgtiny_PATH_BEZIER:
 105                                         printf("C %g %g %g %g %g %g ",
 106                                                 diagram->shape[i].path[j + 1],
 107                                                 diagram->shape[i].path[j + 2],
 108                                                 diagram->shape[i].path[j + 3],
 109                                                 diagram->shape[i].path[j + 4],
 110                                                 diagram->shape[i].path[j + 5],
 111                                                 diagram->shape[i].path[j + 6]);
 112                                         j += 7;
 113                                         break;
 114                                 default:
 115                                         printf("error ");
 116                                         j += 1;
 117                                 }
 118                         }
 119                         printf("' ");
 120                 } else if (diagram->shape[i].text) {
 121                         printf("text %g %g '%s' ",
 122                                         diagram->shape[i].text_x,
 123                                         diagram->shape[i].text_y,
 124                                         diagram->shape[i].text);
 125                 }
 126                 printf("\n");
 127         }
 128
 129         svgtiny_free(diagram);
 130
 131         return 0;
 132 }
 133