Attachment 2106 Details for Bug 2729 – Test case

Test case

line_dash.c (text/plain), 2.27 KB, created by Owen Taylor on 2005-03-14 14:35:06 UTC

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Creator: Owen Taylor

Created: 2005-03-14 14:35:06 UTC

Size: 2.27 KB

patch

obsolete

>/*
> * Copyright Â© 2005 Red Hat, Inc.
> *
> * Permission to use, copy, modify, distribute, and sell this software
> * and its documentation for any purpose is hereby granted without
> * fee, provided that the above copyright notice appear in all copies
> * and that both that copyright notice and this permission notice
> * appear in supporting documentation, and that the name of
> * Red Hat, Inc. not be used in advertising or publicity pertaining to
> * distribution of the software without specific, written prior
> * permission. Red Hat, Inc. makes no representations about the
> * suitability of this software for any purpose.  It is provided "as
> * is" without express or implied warranty.
> *
> * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
> * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
> * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
> * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
> * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
> * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
> * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
> *
> * Author: Carl D. Worth <cworth@cworth.org>
> */
>
>#include "cairo_test.h"
>
>#define IMAGE_WIDTH 100
>#define IMAGE_HEIGHT 100
>
>cairo_test_t test = {
>    "line_dash",
>    "Tests cairo_set_dash",
>    IMAGE_WIDTH, IMAGE_HEIGHT
>};
>
>static cairo_test_status_t
>draw (cairo_t *cr, int width, int height)
>{
>    int i;
>    double dashes[] = { 1 };
>
>    cairo_set_line_width (cr, 1);
>
>    /* Basic 1-1 dash pattern */
>    cairo_set_dash (cr, dashes, 1, 0.);
>    
>    cairo_move_to (cr, 10, 10.5);
>    cairo_line_to (cr, 90, 10.5);
>    cairo_stroke (cr);
>
>    /* Offset by 0.5, should give a constant 50% gray */
>    cairo_move_to (cr, 10.5, 20.5);
>    cairo_line_to (cr, 90., 20.5);
>    cairo_stroke (cr);
>
>    /* Offset by changing the dash offset rather than moving the line  */
>    cairo_set_dash (cr, dashes, 1, 0.5);
>    
>    cairo_move_to (cr, 10, 30.5);
>    cairo_line_to (cr, 90, 30.5);
>    cairo_stroke (cr);
>
>    /* Negative dash offset  */
>    cairo_set_dash (cr, dashes, 1, - 5);
>    
>    cairo_move_to (cr, 10, 40.5);
>    cairo_line_to (cr, 90, 40.5);
>    cairo_stroke (cr);
>
>    return CAIRO_TEST_SUCCESS;
>}
>
>int
>main (void)
>{
>    return cairo_test (&test, draw);
>}

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Attachments on bug 2729: 2106 | 2107 | 2930

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