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/* gcc -o pdftops pdftops-cairo.c `pkg-config --cflags --libs cairo poppler-glib` */
#include <poppler.h>
#include <cairo.h>
#include <cairo-ps.h>
int main(int argc, char *argv[])
{
PopplerDocument *document;
PopplerPage *page;
double width, height;
GError *error;
const char *filename;
gchar *absolute, *uri;
int num_pages, i;
cairo_surface_t *surface;
cairo_t *cr;
cairo_status_t status;
if (argc != 2) {
printf ("Usage: pdftops-cairo input_file.pdf\n");
return 0;
}
filename = argv[1];
g_type_init ();
error = NULL;
if (g_path_is_absolute(filename)) {
absolute = g_strdup (filename);
} else {
gchar *dir = g_get_current_dir ();
absolute = g_build_filename (dir, filename, (gchar *) 0);
free (dir);
}
uri = g_filename_to_uri (absolute, NULL, &error);
free (absolute);
if (uri == NULL) {
printf("poppler fail: %s\n", error->message);
return 1;
}
document = poppler_document_new_from_file (uri, NULL, &error);
if (document == NULL) {
printf("poppler fail: %s\n", error->message);
return 1;
}
num_pages = poppler_document_get_n_pages (document);
/* Page size does not matter here as the size is changed before
* each page */
surface = cairo_ps_surface_create ("/dev/stdout", 595, 842);
cr = cairo_create (surface);
for (i = 0; i < num_pages; i++) {
page = poppler_document_get_page (document, i);
if (page == NULL) {
printf("poppler fail: page not found\n");
return 1;
}
poppler_page_get_size (page, &width, &height);
cairo_ps_surface_set_size (surface, width, height);
cairo_save (cr);
poppler_page_render_for_printing (page, cr);
cairo_restore (cr);
cairo_surface_show_page (surface);
g_object_unref (page);
}
status = cairo_status(cr);
if (status)
printf("%s\n", cairo_status_to_string (status));
cairo_destroy (cr);
cairo_surface_finish (surface);
status = cairo_surface_status(surface);
if (status)
printf("%s\n", cairo_status_to_string (status));
cairo_surface_destroy (surface);
g_object_unref (document);
return 0;
}
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