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-rw-r--r--test/decode_svg.c166
1 files changed, 166 insertions, 0 deletions
diff --git a/test/decode_svg.c b/test/decode_svg.c
new file mode 100644
index 0000000..1b507fd
--- a/dev/null
+++ b/test/decode_svg.c
@@ -0,0 +1,166 @@
+/*
+ * This file is part of Libsvgtiny
+ * Licensed under the MIT License,
+ * http://opensource.org/licenses/mit-license.php
+ * Copyright 2008 James Bursa <james@semichrome.net>
+ */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "svgtiny.h"
+
+
+int main(int argc, char *argv[])
+{
+ FILE *fd;
+ float scale = 1.0;
+ struct stat sb;
+ char *buffer;
+ size_t size;
+ size_t n;
+ struct svgtiny_diagram *diagram;
+ svgtiny_code code;
+
+ if (argc != 2 && argc != 3) {
+ fprintf(stderr, "Usage: %s FILE [SCALE]\n", argv[0]);
+ return 1;
+ }
+
+ /* load file into memory buffer */
+ fd = fopen(argv[1], "rb");
+ if (!fd) {
+ perror(argv[1]);
+ return 1;
+ }
+
+ if (stat(argv[1], &sb)) {
+ perror(argv[1]);
+ return 1;
+ }
+ size = sb.st_size;
+
+ buffer = malloc(size);
+ if (!buffer) {
+ fprintf(stderr, "Unable to allocate %lld bytes\n",
+ (long long) size);
+ return 1;
+ }
+
+ n = fread(buffer, 1, size, fd);
+ if (n != size) {
+ perror(argv[1]);
+ return 1;
+ }
+
+ fclose(fd);
+
+ /* read scale argument */
+ if (argc == 3) {
+ scale = atof(argv[2]);
+ if (scale == 0)
+ scale = 1.0;
+ }
+
+ /* create svgtiny object */
+ diagram = svgtiny_create();
+ if (!diagram) {
+ fprintf(stderr, "svgtiny_create failed\n");
+ return 1;
+ }
+
+ /* parse */
+ code = svgtiny_parse(diagram, buffer, size, argv[1], 1000, 1000);
+ if (code != svgtiny_OK) {
+ fprintf(stderr, "svgtiny_parse failed: ");
+ switch (code) {
+ case svgtiny_OUT_OF_MEMORY:
+ fprintf(stderr, "svgtiny_OUT_OF_MEMORY");
+ break;
+ case svgtiny_LIBDOM_ERROR:
+ fprintf(stderr, "svgtiny_LIBDOM_ERROR");
+ break;
+ case svgtiny_NOT_SVG:
+ fprintf(stderr, "svgtiny_NOT_SVG");
+ break;
+ case svgtiny_SVG_ERROR:
+ fprintf(stderr, "svgtiny_SVG_ERROR: line %i: %s",
+ diagram->error_line,
+ diagram->error_message);
+ break;
+ default:
+ fprintf(stderr, "unknown svgtiny_code %i", code);
+ break;
+ }
+ fprintf(stderr, "\n");
+ }
+
+ free(buffer);
+
+ printf("viewbox 0 0 %g %g\n",
+ scale * diagram->width, scale * diagram->height);
+
+ for (unsigned int i = 0; i != diagram->shape_count; i++) {
+ if (diagram->shape[i].fill == svgtiny_TRANSPARENT)
+ printf("fill none ");
+ else
+ printf("fill #%.6x ", diagram->shape[i].fill);
+ if (diagram->shape[i].stroke == svgtiny_TRANSPARENT)
+ printf("stroke none ");
+ else
+ printf("stroke #%.6x ", diagram->shape[i].stroke);
+ printf("stroke-width %g ",
+ scale * diagram->shape[i].stroke_width);
+ if (diagram->shape[i].path) {
+ printf("path '");
+ for (unsigned int j = 0;
+ j != diagram->shape[i].path_length; ) {
+ switch ((int) diagram->shape[i].path[j]) {
+ case svgtiny_PATH_MOVE:
+ printf("M %g %g ",
+ scale * diagram->shape[i].path[j + 1],
+ scale * diagram->shape[i].path[j + 2]);
+ j += 3;
+ break;
+ case svgtiny_PATH_CLOSE:
+ printf("Z ");
+ j += 1;
+ break;
+ case svgtiny_PATH_LINE:
+ printf("L %g %g ",
+ scale * diagram->shape[i].path[j + 1],
+ scale * diagram->shape[i].path[j + 2]);
+ j += 3;
+ break;
+ case svgtiny_PATH_BEZIER:
+ printf("C %g %g %g %g %g %g ",
+ scale * diagram->shape[i].path[j + 1],
+ scale * diagram->shape[i].path[j + 2],
+ scale * diagram->shape[i].path[j + 3],
+ scale * diagram->shape[i].path[j + 4],
+ scale * diagram->shape[i].path[j + 5],
+ scale * diagram->shape[i].path[j + 6]);
+ j += 7;
+ break;
+ default:
+ printf("error ");
+ j += 1;
+ }
+ }
+ printf("' ");
+ } else if (diagram->shape[i].text) {
+ printf("text %g %g '%s' ",
+ scale * diagram->shape[i].text_x,
+ scale * diagram->shape[i].text_y,
+ diagram->shape[i].text);
+ }
+ printf("\n");
+ }
+
+ svgtiny_free(diagram);
+
+ return 0;
+}
+