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/*
* Copyright © 2022 Adrian Johnson
*
* 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: Adrian Johnson <ajohnson@redneon.com>
*/
#include "cairo-test.h"
#include <cairo-ft.h>
#define FONT_SIZE 50
#define MARGIN 5
#define WIDTH (FONT_SIZE*4 + MARGIN*2)
#define HEIGHT (FONT_SIZE*3 + MARGIN*5)
/* Check the full name to ensure we got an SVG font. */
#define FONT_FAMILY "Twitter Color Emoji"
#define FONT_FULLNAME "Twitter Color Emoji SVGinOT"
static const char spade_utf8[] = { 0xe2, 0x99, 0xa0, 0x00 }; /* U+2660 glyph 87 */
static const char club_utf8[] = { 0xe2, 0x99, 0xa3, 0x00 }; /* U+2663 glyph 88 */
static const char heart_utf8[] = { 0xe2, 0x99, 0xa5, 0x00 }; /* U+2665 glyph 89 */
static const char diamond_utf8[] = { 0xe2, 0x99, 0xa6, 0x00 }; /* U+2666 glyph 90 */
static cairo_test_status_t
set_color_emoji_font (cairo_t *cr)
{
cairo_font_options_t *font_options;
cairo_font_face_t *font_face;
FcPattern *pattern;
FcPattern *resolved;
FcChar8 *font_name;
FcResult result;
pattern = FcPatternCreate ();
if (pattern == NULL)
return CAIRO_TEST_NO_MEMORY;
FcPatternAddString (pattern, FC_FAMILY, (FcChar8 *) FONT_FAMILY);
FcConfigSubstitute (NULL, pattern, FcMatchPattern);
font_options = cairo_font_options_create ();
cairo_get_font_options (cr, font_options);
cairo_ft_font_options_substitute (font_options, pattern);
FcDefaultSubstitute (pattern);
resolved = FcFontMatch (NULL, pattern, &result);
if (resolved == NULL) {
FcPatternDestroy (pattern);
return CAIRO_TEST_NO_MEMORY;
}
if (FcPatternGetString (resolved, FC_FULLNAME, 0, &font_name) == FcResultMatch) {
if (strcmp((char*)font_name, FONT_FULLNAME) != 0) {
const cairo_test_context_t *ctx = cairo_test_get_context (cr);
cairo_test_log (ctx, "Could not find %s font\n", FONT_FULLNAME);
return CAIRO_TEST_UNTESTED;
}
} else {
return CAIRO_TEST_FAILURE;
}
font_face = cairo_ft_font_face_create_for_pattern (resolved);
cairo_set_font_face (cr, font_face);
cairo_font_options_destroy (font_options);
cairo_font_face_destroy (font_face);
FcPatternDestroy (pattern);
FcPatternDestroy (resolved);
return CAIRO_TEST_SUCCESS;
}
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_font_options_t *font_options;
cairo_test_status_t result;
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
cairo_set_source_rgb (cr, 0, 0, 0);
result = set_color_emoji_font (cr);
if (result != CAIRO_TEST_SUCCESS)
return result;
cairo_set_font_size (cr, FONT_SIZE);
/* Color glyphs */
cairo_move_to (cr, MARGIN, FONT_SIZE + MARGIN);
cairo_show_text (cr, diamond_utf8);
cairo_show_text (cr, club_utf8);
cairo_show_text (cr, heart_utf8);
cairo_show_text (cr, spade_utf8);
/* Non-color glyphs */
font_options = cairo_font_options_create ();
cairo_font_options_set_color_mode (font_options, CAIRO_COLOR_MODE_NO_COLOR);
cairo_set_font_options (cr, font_options);
cairo_move_to (cr, MARGIN, FONT_SIZE*2 + MARGIN*2);
cairo_show_text (cr, diamond_utf8);
cairo_show_text (cr, club_utf8);
cairo_show_text (cr, heart_utf8);
cairo_show_text (cr, spade_utf8);
/* Color glyph text path */
cairo_font_options_set_color_mode (font_options, CAIRO_COLOR_MODE_COLOR);
cairo_set_font_options (cr, font_options);
cairo_font_options_destroy (font_options);
cairo_move_to (cr, MARGIN, FONT_SIZE*3 + MARGIN*3);
cairo_text_path (cr, diamond_utf8);
cairo_text_path (cr, club_utf8);
cairo_text_path (cr, heart_utf8);
cairo_text_path (cr, spade_utf8);
cairo_set_line_width (cr, 1);
cairo_stroke (cr);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (ft_svg_color_font,
"Test color font",
"svgrender", /* keywords */
NULL, /* requirements */
WIDTH, HEIGHT,
NULL, draw)
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