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/*
* Copyright © 2006 Red Hat, Inc.
* Copyright © 2011 Andrea Canciani
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Author: Carl D. Worth <cworth@cworth.org>
* Andrea Canciani <ranma42@gmail.com>
*/
#include "cairo-test.h"
static cairo_test_status_t
get_glyph (const cairo_test_context_t *ctx,
cairo_scaled_font_t *scaled_font,
const char *utf8,
cairo_glyph_t *glyph)
{
cairo_glyph_t *text_to_glyphs;
cairo_status_t status;
int i;
text_to_glyphs = glyph;
i = 1;
status = cairo_scaled_font_text_to_glyphs (scaled_font,
0, 0,
utf8, -1,
&text_to_glyphs, &i,
NULL, NULL,
0);
if (status != CAIRO_STATUS_SUCCESS)
return cairo_test_status_from_status (ctx, status);
if (text_to_glyphs != glyph) {
*glyph = text_to_glyphs[0];
cairo_glyph_free (text_to_glyphs);
}
return CAIRO_TEST_SUCCESS;
}
static const char *characters[] = { "A", "B", "C", "D" };
#define NUM_CHARS ARRAY_LENGTH (characters)
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
const cairo_test_context_t *ctx = cairo_test_get_context (cr);
cairo_scaled_font_t *scaled_font;
cairo_glyph_t *glyphs = xmalloc (NUM_CHARS * sizeof (cairo_glyph_t));
int i;
cairo_status_t status;
/* Paint white background. */
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
scaled_font = cairo_get_scaled_font (cr);
for (i = 0; i < NUM_CHARS; i++) {
status = get_glyph (ctx, scaled_font, characters[i], &glyphs[i]);
if (status)
goto BAIL;
glyphs[i].x = 10.0 + 10.0 * (i % 2);
glyphs[i].y = 20.0 + 10.0 * (i / 2);
}
cairo_set_source_rgb (cr, 0, 0, 0);
cairo_show_glyphs (cr, glyphs, 4);
cairo_translate (cr, 40., 20.);
cairo_rotate (cr, M_PI / 4.);
cairo_show_glyphs (cr, glyphs, NUM_CHARS);
BAIL:
free(glyphs);
return status;
}
CAIRO_TEST (show_glyphs_advance,
"Test that glyph advances work as expected along both axes",
"text, matrix", /* keywords */
NULL, /* requirements */
64, 64,
NULL, draw)