test_pango.c

#include <pango/pangocairo.h>

int
main(int argc, char **argv)
{
  cairo_t *cr;
  char *filename;
  cairo_status_t status;
  cairo_surface_t *surface;

  if (argc != 2) {
		g_printerr("Usage: cairosimple OUTPUT_FILENAME\n");
		return 1;
	}

  filename = argv[1];

  surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 200, 200);
  cr = cairo_create(surface);

  cairo_set_source_rgb(cr, 1.0, 1.0, 1.0);
  cairo_paint(cr);
  
	cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);

  PangoFontDescription *desc = pango_font_description_from_string("Khmer 16");
  PangoLayout *layout = pango_cairo_create_layout(cr);

  pango_layout_set_text(layout, "Khmer: សូមអរគុណពីហ្គីកូខេមបូឌ", -1);
  pango_layout_set_font_description(layout, desc);

  pango_font_description_free (desc);
	pango_cairo_update_layout(cr, layout);
	pango_cairo_show_layout(cr, layout);

  cairo_destroy(cr);

  status = cairo_surface_write_to_png(surface, filename);
  cairo_surface_destroy(surface);

  if (status != CAIRO_STATUS_SUCCESS){
		g_printerr("Could not save png to '%s'\n", filename);
		return 1;
	}

  return 0;
}