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/*
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 * Copyright 2009 Chris Wilson
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 *
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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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 * Chris Wilson 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. Chris Wilson 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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 *
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 * CHRIS WILSON 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 CHRIS WILSON 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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 *
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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 WIDTH 20

            

        

            

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#define HEIGHT 20

            

        

            

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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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    const char *cairo = "Cairo";

            

        

            

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    cairo_text_extents_t extents;

            

        

            

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    double x0, y0;

            

        

            

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    cairo_text_extents (cr, cairo, &extents);

            

        

            

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    x0 = WIDTH/2. - (extents.width/2. + extents.x_bearing);

            

        

            

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    y0 = HEIGHT/2. - (extents.height/2. + extents.y_bearing);

            

        

            

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                3
            

            

                
    cairo_set_source_rgb (cr, 1, 1, 1);

            

        

            

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    cairo_paint (cr);

            

        

            

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    /* aligned-clip */

            

        

            

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    cairo_save (cr);

            

        

            

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    cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);

            

        

            

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    cairo_rectangle (cr, 0, 0, 20, 20);

            

        

            

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    cairo_rectangle (cr, 3, 3, 10, 10);

            

        

            

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    cairo_rectangle (cr, 7, 7, 10, 10);

            

        

            

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                3
            

            

                
    cairo_clip (cr);

            

        

            

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                3
            

            

                
    cairo_set_source_rgb (cr, 0.7, 0, 0);

            

        

            

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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_move_to (cr, x0, y0);

            

        

            

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                3
            

            

                
    cairo_show_text (cr, cairo);

            

        

            

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                3
            

            

                
    cairo_restore (cr);

            

        

            

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    cairo_translate (cr, WIDTH, 0);

            

        

            

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    /* force a clip-mask */

            

        

            

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                3
            

            

                
    cairo_save (cr);

            

        

            

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    cairo_arc (cr, 10, 10, 10, 0, 2 * M_PI);

            

        

            

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                3
            

            

                
    cairo_new_sub_path (cr);

            

        

            

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                3
            

            

                
    cairo_arc_negative (cr, 10, 10, 5, 2 * M_PI, 0);

            

        

            

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                3
            

            

                
    cairo_new_sub_path (cr);

            

        

            

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                3
            

            

                
    cairo_arc (cr, 10, 10, 2, 0, 2 * M_PI);

            

        

            

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                3
            

            

                
    cairo_clip (cr);

            

        

            

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                3
            

            

                
    cairo_set_source_rgb (cr, 0, 0, 0.7);

            

        

            

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                3
            

            

                
    cairo_paint (cr);

            

        

            

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                3
            

            

                
    cairo_set_source_rgb (cr, 0, 0, 0);

            

        

            

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                3
            

            

                
    cairo_move_to (cr, x0, y0);

            

        

            

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    cairo_show_text (cr, cairo);

            

        

            

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    cairo_restore (cr);

            

        

            

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    return CAIRO_TEST_SUCCESS;

            

        

            

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}

            

        

            

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                1
            

            

                
CAIRO_TEST (clip_text,

            

        

            

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	    "Tests drawing text through complex clips.",

            

        

            

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	    "clip, text", /* keywords */

            

        

            

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	    NULL, /* requirements */

            

        

            

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	    2 * WIDTH, HEIGHT,

            

        

            

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	    NULL, draw)