mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
synced 2025-12-20 15:10:08 +01:00
3bcad03f6b
Specially important for font variations, which before did not work in PDF, etc, output. Script surface is not updated. It seems out of date with all recent additions to cairo_font_options_t, so it loses the variations :(. Fixes https://gitlab.freedesktop.org/cairo/cairo/-/issues/819
127 lines
4 KiB
C
127 lines
4 KiB
C
/*
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* Copyright © 2021 Adrian Johnson
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*
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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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*
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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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*
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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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*
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* Author: Adrian Johnson <ajohnson@redneon.com>
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*/
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#include "cairo-test.h"
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#include <cairo-ft.h>
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#define SIZE 200
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#define HEIGHT SIZE
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#define WIDTH (SIZE * 1.5)
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#define FONT "Noto Sans"
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static cairo_test_status_t
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set_variable_font (cairo_t *cr)
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{
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cairo_font_options_t *font_options;
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cairo_font_face_t *font_face;
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FcPattern *pattern;
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FcPattern *resolved;
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FcChar8 *font_name;
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FcBool variable;
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FcResult result;
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pattern = FcPatternCreate ();
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if (pattern == NULL)
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return CAIRO_TEST_NO_MEMORY;
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FcPatternAddString (pattern, FC_FAMILY, (FcChar8 *) FONT);
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FcPatternAddBool (pattern, FC_VARIABLE, TRUE);
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FcConfigSubstitute (NULL, pattern, FcMatchPattern);
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font_options = cairo_font_options_create ();
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cairo_get_font_options (cr, font_options);
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cairo_ft_font_options_substitute (font_options, pattern);
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FcDefaultSubstitute (pattern);
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resolved = FcFontMatch (NULL, pattern, &result);
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if (resolved == NULL) {
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FcPatternDestroy (pattern);
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return CAIRO_TEST_NO_MEMORY;
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}
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if (FcPatternGetString (resolved, FC_FAMILY, 0, &font_name) == FcResultMatch) {
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if (strcmp((char*)font_name, FONT) != 0) {
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const cairo_test_context_t *ctx = cairo_test_get_context (cr);
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cairo_test_log (ctx, "Could not find %s font\n", FONT);
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return CAIRO_TEST_UNTESTED;
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}
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} else {
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return CAIRO_TEST_FAILURE;
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}
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if (FcPatternGetBool (resolved, FC_VARIABLE, 0, &variable) == FcResultMatch) {
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if (!variable) {
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const cairo_test_context_t *ctx = cairo_test_get_context (cr);
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cairo_test_log (ctx, "Could not find %s font\n", FONT);
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return CAIRO_TEST_UNTESTED;
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}
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} else {
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return CAIRO_TEST_FAILURE;
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}
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font_face = cairo_ft_font_face_create_for_pattern (resolved);
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cairo_set_font_face (cr, font_face);
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cairo_font_options_destroy (font_options);
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cairo_font_face_destroy (font_face);
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FcPatternDestroy (pattern);
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FcPatternDestroy (resolved);
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return CAIRO_TEST_SUCCESS;
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}
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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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cairo_test_status_t result;
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cairo_font_options_t *font_options;
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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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result = set_variable_font (cr);
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if (result != CAIRO_TEST_SUCCESS)
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return result;
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font_options = cairo_font_options_create ();
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cairo_font_options_set_variations (font_options, "wght=700");
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cairo_set_font_options (cr, font_options);
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cairo_font_options_destroy (font_options);
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cairo_set_font_size (cr, SIZE/2);
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cairo_move_to (cr, SIZE/8, 0.7 * SIZE);
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cairo_show_text(cr, "Test");
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return CAIRO_TEST_SUCCESS;
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}
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CAIRO_TEST (ft_variable_font,
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"Test variable font",
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"ft, font", /* keywords */
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NULL, /* requirements */
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WIDTH, HEIGHT,
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NULL, draw)
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