/* 
 * gcc `pkg-config --cflags --libs cairo` test_template_ps.c -o test_template
 *
 * cairo error checking for png/ps/pdf/svg streams
 */

#include <cairo.h>
#include <cairo-ps.h>
#include <cairo-pdf.h>
#include <cairo-svg.h>

cairo_status_t
write_func (void *closure, const unsigned char *data,
	    unsigned int length)
{
  return CAIRO_STATUS_WRITE_ERROR;
}


void
draw (cairo_t *cr)
{
  cairo_move_to(cr, 0,0);
  cairo_line_to(cr, 100,100);
  cairo_stroke (cr);
}

int
main (void)
{
  cairo_t *cr;
  cairo_surface_t *surface;
  cairo_status_t status1, status2;

  printf ("status (CAIRO_STATUS_SUCCESS is 0)\n");

  /* PNG stream error */
  surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 100, 100);
  cr = cairo_create (surface);
  draw (cr);
  status1 = cairo_surface_write_to_png_stream (surface, write_func, NULL);
  printf ("PNG %i\n", status1);
  cairo_surface_destroy (surface);
  cairo_destroy (cr);

  /* PS stream error */
  surface = cairo_ps_surface_create_for_stream (write_func, NULL, 100, 100);
  cr = cairo_create (surface);
  draw (cr);
  cairo_show_page (cr);
  status1 = cairo_status (cr);
  status2 = cairo_surface_status (surface);
  printf ("PS  %i, %i\n", status1, status2);
  cairo_surface_destroy (surface);
  cairo_destroy (cr);

  /* PDF stream error */
  surface = cairo_pdf_surface_create_for_stream (write_func, NULL, 100, 100);
  cr = cairo_create (surface);
  draw (cr);
  cairo_show_page (cr);
  status1 = cairo_status (cr);
  status2 = cairo_surface_status (surface);
  printf ("PS  %i, %i\n", status1, status2);
  cairo_surface_destroy (surface);
  cairo_destroy (cr);

  /* SVG stream error */
  surface = cairo_svg_surface_create_for_stream (write_func, NULL, 100, 100);
  cr = cairo_create (surface);
  draw (cr);
  cairo_show_page (cr);
  status1 = cairo_status (cr);
  status2 = cairo_surface_status (surface);
  printf ("PS  %i, %i\n", status1, status2);
  cairo_surface_destroy (surface);
  cairo_destroy (cr);

  return 0;
}