Grcov report - twin-antialias-mixed.c

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/*

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 * Copyright 2009 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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 * 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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 * 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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 * 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 cairo_scaled_font_t *

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create_twin (cairo_t *cr, cairo_antialias_t antialias)

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    cairo_font_options_t *options;

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    cairo_select_font_face (cr,

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			    "@cairo:",

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			    CAIRO_FONT_SLANT_NORMAL,

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			    CAIRO_FONT_WEIGHT_NORMAL);

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    options = cairo_font_options_create ();

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    cairo_font_options_set_antialias (options, antialias);

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    cairo_set_font_options (cr, options);

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    cairo_font_options_destroy (options);

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    return cairo_scaled_font_reference (cairo_get_scaled_font (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_scaled_font_t *subpixel, *gray, *none;

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3

    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_set_font_size (cr, 16);

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3

    subpixel = create_twin (cr, CAIRO_ANTIALIAS_SUBPIXEL);

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    gray = create_twin (cr, CAIRO_ANTIALIAS_GRAY);

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    none = create_twin (cr, CAIRO_ANTIALIAS_NONE);

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3

    cairo_move_to (cr, 4, 14);

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    cairo_set_scaled_font (cr, subpixel);

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    cairo_show_text (cr, "Is cairo's");

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    cairo_set_scaled_font (cr, gray);

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    cairo_show_text (cr, " twin");

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    cairo_set_scaled_font (cr, none);

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    cairo_show_text (cr, " giza?");

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    cairo_move_to (cr, 4, 34);

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    cairo_set_scaled_font (cr, gray);

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    cairo_show_text (cr, "Is cairo's");

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    cairo_set_scaled_font (cr, none);

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    cairo_show_text (cr, " twin");

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    cairo_set_scaled_font (cr, subpixel);

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    cairo_show_text (cr, " giza?");

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    cairo_move_to (cr, 4, 54);

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    cairo_set_scaled_font (cr, none);

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    cairo_show_text (cr, "Is cairo's");

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    cairo_set_scaled_font (cr, gray);

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    cairo_show_text (cr, " twin");

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    cairo_set_scaled_font (cr, subpixel);

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    cairo_show_text (cr, " giza?");

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    cairo_scaled_font_destroy (none);

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    cairo_scaled_font_destroy (gray);

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    cairo_scaled_font_destroy (subpixel);

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    return CAIRO_TEST_SUCCESS;

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CAIRO_TEST (twin_antialias_mixed,

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	    "Tests the internal font (with intermixed antialiasing)",

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	    "twin, font", /* keywords */

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	    "target=raster", /* requirements */

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	    140, 60,

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	    NULL, draw)