Grcov report - clipped-group.c

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/*

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 * Copyright © 2008 Mozilla Corporation

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 * Permission to use, copy, modify, distribute, and sell this software

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 * and its documentation for any purpose is hereby granted without

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 * fee, provided that the above copyright notice appear in all copies

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 * and that both that copyright notice and this permission notice

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 * appear in supporting documentation, and that the name of

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 * Mozilla Corporation not be used in advertising or publicity pertaining to

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 * distribution of the software without specific, written prior

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 * permission. Mozilla Corporation makes no representations about the

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 * suitability of this software for any purpose.  It is provided "as

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 * is" without express or implied warranty.

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 * MOZILLA CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS

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 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND

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 * FITNESS, IN NO EVENT SHALL MOZILLA CORPORATION BE LIABLE FOR ANY SPECIAL,

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 * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER

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 * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION

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 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR

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 * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

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 * Author: Jeff Muizelaar

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*/

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#include "cairo-test.h"

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#define WIDTH 60

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#define HEIGHT 70

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static cairo_test_status_t

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3

draw (cairo_t *cr, int width, int height)

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    /* fill with black so we don't need an rgb test case */

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3

    cairo_set_source_rgb (cr, 0, 0, 0);

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3

    cairo_paint (cr);

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    /* setting a scale will ensure that the device offset is transformed */

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3

    cairo_scale (cr, 2.1, 2.8);

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3

    cairo_set_source_rgb (cr, 1, .5,.4);

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    /* all rectangles should look the same */

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    /* plain rectangle */

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3

    cairo_rectangle (cr, 4, 4, 8, 8);

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3

    cairo_fill (cr);

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    cairo_translate (cr, 10, 0);

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    /* clipped rectangle */

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3

    cairo_save (cr);

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3

    cairo_rectangle (cr, 3, 3, 9, 9);

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3

    cairo_clip (cr);

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3

    cairo_rectangle (cr, 4, 4, 8, 8);

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3

    cairo_fill (cr);

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3

    cairo_restore (cr);

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3

    cairo_translate (cr, 0, 10);

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    /* clipped and grouped rectangle */

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3

    cairo_save (cr);

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3

    cairo_rectangle (cr, 3, 3, 9, 9);

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3

    cairo_clip (cr);

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3

    cairo_push_group (cr);

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3

    cairo_rectangle (cr, 4, 4, 8, 8);

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3

    cairo_fill (cr);

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3

    cairo_pop_group_to_source (cr);

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3

    cairo_paint (cr);

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3

    cairo_restore (cr);

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3

    cairo_translate (cr, -10, 0);

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    /* grouped rectangle */

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3

    cairo_push_group (cr);

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3

    cairo_rectangle (cr, 4, 4, 8, 8);

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3

    cairo_fill (cr);

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3

    cairo_pop_group_to_source (cr);

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3

    cairo_paint (cr);

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3

    return CAIRO_TEST_SUCCESS;

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CAIRO_TEST (clipped_group,

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	    "Test that a clipped group ends up in the right place",

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	    "clip", /* keywords */

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	    NULL, /* requirements */

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	    WIDTH, HEIGHT,

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	    NULL, draw)