/* Compiled with: gcc -o bugtext bugtext.c -I../../include/cairo -L../../lib -lcairo -g */

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

void draw_text(cairo_t* cr)
{
   cairo_text_extents_t te;

   cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
   cairo_select_font_face (cr, "Arial",
         CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
   cairo_set_font_size (cr, 1.2);
   cairo_text_extents (cr, "a", &te);
   cairo_move_to (cr, 0.5 - te.width / 2 - te.x_bearing,
         0.5 - te.height / 2 - te.y_bearing);
   cairo_show_text (cr, "a");
   /* Note: bug doesn't show up if get_font_face() is called
   {
      cairo_font_face_t* ff = cairo_get_font_face(cr);
      cairo_font_face_reference(ff);
   }
   */
}

int main(int argc, char* argv[])
{
   cairo_surface_t* surface;
   cairo_t* cr;

   /* Note: bug doesn't show up with write_to_png(), only with svg surface */
   surface = cairo_svg_surface_create ("bugtext.svg", 120, 120);
   cr = cairo_create (surface);
   /* Examples are in 1.0 x 1.0 coordinate space */
   cairo_scale (cr, 120, 120);

   /* Drawing code goes here */
   /* Note: bug doesn't show up without save/restore */
   cairo_save(cr);
   draw_text(cr);
   cairo_restore(cr);

   /* Write output and clean up */
   cairo_show_page(cr);
   cairo_destroy (cr);
   /*cairo_surface_write_to_png (surface, "bugtext.png");*/
   cairo_surface_destroy (surface);

   return 0;
}