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https://gitlab.freedesktop.org/cairo/cairo.git
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66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
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/*
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* Copyright © 2009 Chris Wilson
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Author: Chris Wilson <chris@chris-wilson.co.uk>
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*/
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#include "cairo-test.h"
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#define SIZE 80
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/* A very simple test to exercise the scan rasterisers with constant regions. */
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static void
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rounded_rectangle (cairo_t *cr, int x, int y, int w, int h, int r)
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{
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cairo_new_sub_path (cr);
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cairo_arc (cr, x + r, y + r, r, M_PI, 3 * M_PI / 2);
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cairo_arc (cr, x + w - r, y + r, r, 3 *M_PI / 2, 2 * M_PI);
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cairo_arc (cr, x + w - r, y + h - r, r, 0, M_PI / 2);
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cairo_arc (cr, x + r, y + h - r, r, M_PI / 2, M_PI);
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cairo_close_path (cr);
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}
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static cairo_test_status_t
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draw (cairo_t *cr, int width, int height)
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{
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/* Paint background white, then draw in black. */
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cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */
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cairo_paint (cr);
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cairo_set_source_rgb (cr, 0.0, 0.0, 0.0); /* black */
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cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
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rounded_rectangle (cr, 5, 5, width-10, height-10, 15);
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rounded_rectangle (cr, 15, 15, width-30, height-30, 5);
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cairo_fill (cr);
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return CAIRO_TEST_SUCCESS;
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}
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CAIRO_TEST (rounded_rectangle_fill,
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"Tests handling of rounded rectangles, the UI designers favourite",
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"fill, rounded-rectangle", /* keywords */
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NULL, /* requirements */
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SIZE, SIZE,
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NULL, draw)
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