Grcov report - reflected-stroke.c

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/*

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 * Copyright © 2008 Chris Wilson

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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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 * the author 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. The author 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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 * THE AUTHOR 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 THE AUTHOR. 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: Chris Wilson <chris@chris-wilson.co.uk>

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*/

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#include "cairo-test.h"

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static void

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draw_symbol (cairo_t *cr)

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    double dash[] = {6, 3};

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    cairo_rectangle (cr, -25, -25, 50, 50);

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    cairo_stroke (cr);

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    cairo_move_to (cr, 0, -25);

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    cairo_curve_to (cr, 12.5, -12.5, 12.5, -12.5, 0, 0);

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    cairo_curve_to (cr, -12.5, 12.5, -12.5, 12.5, 0, 25);

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    cairo_curve_to (cr, 12.5, 12.5, 12.5, 12.5, 0, 0);

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    cairo_stroke (cr);

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    cairo_save (cr);

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    cairo_set_dash (cr, dash, ARRAY_LENGTH (dash), 0.);

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    cairo_move_to (cr, 0, 0);

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    cairo_arc (cr, 0, 0, 12.5, 0, 3 * M_PI / 2);

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    cairo_close_path (cr);

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    cairo_stroke (cr);

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    cairo_restore (cr);

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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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    cairo_set_source_rgb (cr, 1, 1, 1);

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    cairo_paint (cr);

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    cairo_set_source_rgb (cr, 0, 0, 0);

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3

    cairo_save (cr);

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    cairo_translate (cr, 50, 50);

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    cairo_scale (cr, 1, 1);

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3

    draw_symbol (cr);

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    cairo_restore (cr);

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3

    cairo_save (cr);

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3

    cairo_translate (cr, 150, 50);

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3

    cairo_scale (cr, -1, 1);

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3

    draw_symbol (cr);

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3

    cairo_restore (cr);

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3

    cairo_save (cr);

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3

    cairo_translate (cr, 150, 150);

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    cairo_scale (cr, -1, -1);

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3

    draw_symbol (cr);

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3

    cairo_restore (cr);

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3

    cairo_save (cr);

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    cairo_translate (cr, 50, 150);

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    cairo_scale (cr, 1, -1);

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    draw_symbol (cr);

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    cairo_restore (cr);

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    return CAIRO_TEST_SUCCESS;

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CAIRO_TEST (reflected_stroke,

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	    "Exercises the stroker with a reflected ctm",

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	    "stroke, transform", /* keywords */

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	    NULL, /* requirements */

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	    200, 200,

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	    NULL, draw)