#include <cairo.h>

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

        surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 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 */
	radpat = cairo_pattern_create_radial (0.25, 0.25, 0.1,  0.5, 0.5, 0.5);
	cairo_pattern_add_color_stop_rgb (radpat, 0,  1.0, 0.8, 0.8);
	cairo_pattern_add_color_stop_rgb (radpat, 1,  0.9, 0.0, 0.0);

	int i, j;
	for (i=1; i<10; i++)
		for (j=1; j<10; j++)
			cairo_rectangle (cr, i/10.0 - 0.04, j/10.0 - 0.04, 0.08, 0.08);
	cairo_set_source (cr, radpat);
	cairo_fill (cr);

	linpat = cairo_pattern_create_linear (0.25, 0.35, 0.75, 0.65);
	cairo_pattern_add_color_stop_rgba (linpat, 0.00,  1, 1, 1, 0);
	cairo_pattern_add_color_stop_rgba (linpat, 0.25,  0, 1, 0, 0.5);
	cairo_pattern_add_color_stop_rgba (linpat, 0.50,  1, 1, 1, 0);
	cairo_pattern_add_color_stop_rgba (linpat, 0.75,  0, 0, 1, 0.5);
	cairo_pattern_add_color_stop_rgba (linpat, 1.00,  1, 1, 1, 0);

	cairo_rectangle (cr, 0.0, 0.0, 1, 1);
	cairo_set_source (cr, linpat);
	cairo_fill (cr);

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

        return 0;
}