/* * Copyright © 2011 Intel Corporation * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, * modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * Author: Chris Wilson */ #include "cairo-test.h" #define LINE_WIDTH 10. #define SIZE (5 * LINE_WIDTH) #define PAD (2 * LINE_WIDTH) static void make_path (cairo_t *cr) { cairo_move_to (cr, 0, 0); cairo_rel_line_to (cr, -SIZE/2, SIZE); cairo_rel_line_to (cr, SIZE, 0); /* back to the start, but do not close */ cairo_rel_line_to (cr, -SIZE/2, -SIZE); } static cairo_test_status_t draw (cairo_t *cr, int width, int height) { cairo_save (cr); cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ cairo_paint (cr); cairo_restore (cr); cairo_set_line_width (cr, LINE_WIDTH); cairo_translate (cr, PAD + SIZE / 2., PAD); cairo_set_line_cap (cr, CAIRO_LINE_CAP_BUTT); cairo_set_line_join (cr, CAIRO_LINE_JOIN_BEVEL); make_path (cr); cairo_stroke (cr); cairo_translate (cr, 0, SIZE + PAD); cairo_set_line_cap (cr, CAIRO_LINE_CAP_ROUND); cairo_set_line_join (cr, CAIRO_LINE_JOIN_ROUND); make_path (cr); cairo_stroke (cr); cairo_translate (cr, 0, SIZE + PAD); cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE); cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER); make_path (cr); cairo_stroke (cr); return CAIRO_TEST_SUCCESS; } CAIRO_TEST (unclosed_strokes, "Test coincident end-points are capped and not joined", "stroke caps", /* keywords */ NULL, /* requirements */ PAD + SIZE + PAD, 3 * (PAD + SIZE) + PAD, NULL, draw)