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#include <emf2svg.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/mman.h>
/* to compile: gcc -Wall -std=c99 -lm -lemf2svg ./example.c -o test */
int main(int argc, char *argv[]){
// quick and dirty way to load the file in memory
if (argc != 2){fprintf(stderr, "file missing\n"); exit(1);}
struct stat s; const char * file_name = argv[1];
int fd = open(file_name, O_RDONLY);
if (fd < 0){fprintf(stderr, "file access failed\n"); exit(1);}
fstat (fd, &s);
/* return code for check and conversion */
int ret;
/* emf content size */
size_t emf_size = s.st_size;
/* emf content */
char * emf_content = mmap(0, emf_size, PROT_READ, MAP_PRIVATE, fd, 0);
/***********************************************************************/
/* svg output string */
char *svg_out = NULL;
/* svg output length */
size_t svg_out_len;
/*************************** options settings **************************/
/* allocate the options structure) */
generatorOptions *options = (generatorOptions *)calloc(1, \
sizeof(generatorOptions));
/* debugging flag (prints the emf record in stdout if true) */
options->verbose = true;
/* emf+ flag (handles emf+ records if true) */
options->emfplus = true;
/* if a custom xml/svg namespace is needed (keep empty in doubt) */
options->nameSpace = (char *)"svg";
/* includes the svg start and stop tags (set to false if the result
* of this call is meant to be used inside another svg) */
options->svgDelimiter = true;
/* image width in px (set to 0 to use the original emf device width) */
options->imgWidth = 0;
/* image height in px (set to 0 to use the original emf device height) */
options->imgHeight = 0;
/***************************** conversion ******************************/
ret = emf2svg(emf_content, emf_size, &svg_out, &svg_out_len, options);
/***********************************************************************/
// do something with the generated SVG
fprintf(stdout,"%s", svg_out);
// free the allocated structures
free(svg_out);
free(options);
// close file and free content
close(fd);
munmap(emf_content, emf_size);
// return
exit(!ret);
}