#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <sys/stat.h>
#include <libps/pslib.h>
#ifdef MEMORY_DEBUGGING
#include <libps/pslib-mp.h>
#endif
void errorhandler(PSDoc *p, int error, const char *str, void *data) {
fprintf(stderr, "PSLib: %s\n", str);
}
size_t writeproc(PSDoc *p, void *data, size_t size) {
return fwrite(data, 1, size, stdout);
}
#define LEFT_BORDER 50
#define EXAMPLE_BOX_HEIGHT 190
#define EXAMPLE_BOX_WIDTH 150
#define EXAMPLE_BOX_TITLE_HEIGHT 40
int main() {
PSDoc *ps;
int psfont;
int psimage;
int pstemplate;
int x, y, i, j;
float height, scale;
PS_boot();
#ifdef MEMORY_DEBUGGING
PS_mp_init();
#endif
#ifdef MEMORY_DEBUGGING
ps = PS_new2(errorhandler, PS_mp_malloc, PS_mp_realloc, PS_mp_free, NULL);
#else
ps = PS_new();
#endif
if (0 > PS_open_file(ps, "imagereuse.ps")) {
printf("Cannot open PostScript file\n");
exit(1);
}
PS_set_parameter(ps, "warning", "true");
PS_set_parameter(ps, "imageencoding", "hex");
PS_set_parameter(ps, "imagereuse", "true");
PS_set_info(ps, "Creator", __FILE__);
PS_set_info(ps, "Author", "Uwe Steinmann");
PS_set_info(ps, "Title", "Image Reuse Example");
PS_set_info(ps, "Keywords", "Image Picture PNG Jpeg Reuse");
psimage = PS_open_image_file(ps, "png", "debian.png", NULL, 0);
pstemplate = PS_begin_template(ps, 30.0, 30.0);
PS_place_image(ps, psimage, 0, 0, 0.5);
PS_moveto(ps, 0, 0);
PS_lineto(ps, 30, 30);
PS_moveto(ps, 0, 30);
PS_lineto(ps, 30, 0);
PS_stroke(ps);
PS_end_template(ps);
PS_close_image(ps, psimage);
PS_begin_page(ps, 596, 842);
psfont = PS_findfont(ps, "Helvetica", "", 0);
PS_setfont(ps, psfont, 8.0);
psimage = PS_open_image_file(ps, "eps", "picture.eps", NULL, 0);
height = PS_get_value(ps, "imageheight", (float) psimage);
y = 0;
for(i=0; i<10; i++) {
scale = 1.0/(i+1);
PS_place_image(ps, psimage, 30, y+30, scale);
y += scale*height + 20;
}
PS_close_image(ps, psimage);
psimage = PS_open_image_file(ps, "png", "debian.png", NULL, 0);
height = PS_get_value(ps, "imageheight", (float) psimage);
y = 0;
for(i=0; i<10; i++) {
scale = 3.0/(i+1);
PS_place_image(ps, psimage, 350, y+30, scale);
y += scale*height + 20;
}
PS_close_image(ps, psimage);
PS_end_page(ps);
PS_set_parameter(ps, "imagereuse", "false");
PS_begin_page(ps, 596, 842);
psfont = PS_findfont(ps, "Helvetica", "", 0);
PS_setfont(ps, psfont, 18.0);
PS_show_xy(ps, "This page is created with imagereuse = false", 20, 815);
psimage = PS_open_image_file(ps, "png", "debian.png", NULL, 0);
x = 2;
for(j=0; j<30; j++) {
y = 2;
for(i=0; i<40; i++) {
PS_place_image(ps, psimage, x, y, 0.2);
y += 20;
}
x += 20;
}
PS_close_image(ps, psimage);
PS_end_page(ps);
PS_set_parameter(ps, "imagereuse", "true");
PS_begin_page(ps, 596, 842);
psfont = PS_findfont(ps, "Helvetica", "", 0);
PS_setfont(ps, psfont, 18.0);
PS_show_xy(ps, "This page is created with imagereuse = true", 20, 815);
psimage = PS_open_image_file(ps, "png", "debian.png", NULL, 0);
x = 2;
for(j=0; j<30; j++) {
y = 2;
for(i=0; i<40; i++) {
PS_place_image(ps, psimage, x, y, 0.2);
y += 20;
}
x += 20;
}
PS_close_image(ps, psimage);
PS_end_page(ps);
PS_begin_page(ps, 596, 842);
PS_place_image(ps, pstemplate, 20.0, 20.0, 1.0);
PS_end_page(ps);
PS_close(ps);
PS_delete(ps);
#ifdef MEMORY_DEBUGGING
PS_mp_list_unfreed();
#endif
PS_shutdown();
exit(0);
}