Grcov report - show-glyphs-advance.c

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/*

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 * Copyright © 2006 Red Hat, Inc.

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 * Copyright © 2011 Andrea Canciani

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 * Permission is hereby granted, free of charge, to any person

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 * obtaining a copy of this software and associated documentation

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 * files (the "Software"), to deal in the Software without

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 * restriction, including without limitation the rights to use, copy,

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 * modify, merge, publish, distribute, sublicense, and/or sell copies

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 * of the Software, and to permit persons to whom the Software is

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 * furnished to do so, subject to the following conditions:

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 * The above copyright notice and this permission notice shall be

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 * included in all copies or substantial portions of the Software.

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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

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 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

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 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

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 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

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 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

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 * SOFTWARE.

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 * Author: Carl D. Worth <cworth@cworth.org>

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 *         Andrea Canciani <ranma42@gmail.com>

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*/

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#include "cairo-test.h"

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static cairo_test_status_t

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get_glyph (const cairo_test_context_t *ctx,

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	   cairo_scaled_font_t *scaled_font,

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	   const char *utf8,

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	   cairo_glyph_t *glyph)

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    cairo_glyph_t *text_to_glyphs;

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    cairo_status_t status;

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    int i;

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    text_to_glyphs = glyph;

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    i = 1;

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    status = cairo_scaled_font_text_to_glyphs (scaled_font,

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					       0, 0,

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					       utf8, -1,

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					       &text_to_glyphs, &i,

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					       NULL, NULL,

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0);

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    if (status != CAIRO_STATUS_SUCCESS)

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	return cairo_test_status_from_status (ctx, status);

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    if (text_to_glyphs != glyph) {

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	*glyph = text_to_glyphs[0];

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	cairo_glyph_free (text_to_glyphs);

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    return CAIRO_TEST_SUCCESS;

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static const char *characters[] = { "A", "B", "C", "D" };

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#define NUM_CHARS ARRAY_LENGTH (characters)

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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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3

    const cairo_test_context_t *ctx = cairo_test_get_context (cr);

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    cairo_scaled_font_t *scaled_font;

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3

    cairo_glyph_t *glyphs = xmalloc (NUM_CHARS  * sizeof (cairo_glyph_t));

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    int i;

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    cairo_test_status_t status;

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    /* Paint white background. */

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3

    cairo_set_source_rgb (cr, 1, 1, 1);

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    cairo_paint (cr);

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    scaled_font = cairo_get_scaled_font (cr);

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    for (i = 0; i < NUM_CHARS; i++) {

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	status = get_glyph (ctx, scaled_font, characters[i], &glyphs[i]);

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	if (status)

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	    goto BAIL;

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	glyphs[i].x = 10.0 + 10.0 * (i % 2);

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	glyphs[i].y = 20.0 + 10.0 * (i / 2);

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3

    cairo_set_source_rgb (cr, 0, 0, 0);

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3

    cairo_show_glyphs (cr, glyphs, 4);

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    cairo_translate (cr, 40., 20.);

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    cairo_rotate (cr, M_PI / 4.);

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    cairo_show_glyphs (cr, glyphs, NUM_CHARS);

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  BAIL:

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3

    free(glyphs);

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    return status;

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1

CAIRO_TEST (show_glyphs_advance,

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	    "Test that glyph advances work as expected along both axes",

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	    "text, matrix", /* keywords */

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	    NULL, /* requirements */

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	    64, 64,

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	    NULL, draw)