unantialiased-shapes.c [plain text]
#include "cairo-test.h"
static void
big_star_path (cairo_t *cr)
{
cairo_move_to (cr, 40, 0);
cairo_rel_line_to (cr, 25, 80);
cairo_rel_line_to (cr, -65, -50);
cairo_rel_line_to (cr, 80, 0);
cairo_rel_line_to (cr, -65, 50);
cairo_close_path (cr);
}
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
int i;
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_paint (cr);
cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE);
cairo_arc (cr, 40, 40, 20, 0, 2 * M_PI);
cairo_set_source_rgb (cr, 1, 0, 0);
cairo_fill (cr);
cairo_arc (cr, 100, 40, 20, 0, 2 * M_PI);
cairo_clip (cr);
cairo_rectangle (cr, 80, 20, 40, 40);
cairo_set_source_rgb (cr, 0, 0, 1);
cairo_fill (cr);
cairo_reset_clip (cr);
cairo_set_line_width (cr, 1.0);
cairo_set_source_rgb (cr, 0, 1, 0);
for (i = 0; i < 10; i++) {
cairo_move_to (cr, 10, 70 + (i * 4));
cairo_line_to (cr, 120, 70 + (i * 18));
cairo_stroke (cr);
}
cairo_translate (cr, 160, 120);
cairo_set_source_rgb (cr, 1, 1, 0);
big_star_path (cr);
cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
cairo_fill (cr);
cairo_translate (cr, -160, -120);
cairo_set_source_rgb (cr, 1, 0, 1);
for (i = 0; i < 10; i++) {
cairo_move_to (cr, 150, 50 + (i * 5));
cairo_curve_to (cr, 250, 50, 200, (i * 10), 300, 50 + (i * 10));
cairo_stroke (cr);
}
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (unantialiased_shapes,
"Test shape drawing without antialiasing",
"fill, stroke",
"target=raster",
320, 240,
NULL, draw)