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| -rw-r--r-- | test/Makefile.sources | 1 | ||||
| -rw-r--r-- | test/text-subpixel.c | 68 |
2 files changed, 69 insertions, 0 deletions
diff --git a/test/Makefile.sources b/test/Makefile.sources index 3451125f9..ce5971cfb 100644 --- a/test/Makefile.sources +++ b/test/Makefile.sources @@ -357,6 +357,7 @@ test_sources = \ text-glyph-range.c \ text-pattern.c \ text-rotate.c \ + text-subpixel.c \ text-transform.c \ text-unhinted-metrics.c \ text-zero-len.c \ diff --git a/test/text-subpixel.c b/test/text-subpixel.c new file mode 100644 index 000000000..3ea63b950 --- /dev/null +++ b/test/text-subpixel.c @@ -0,0 +1,68 @@ +/* + * Copyright © 2019 Matthias Clasen + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without + * fee, provided that the above copyright notice appear in all copies + * and that both that copyright notice and this permission notice + * appear in supporting documentation, and that the name of + * Red Hat, Inc. not be used in advertising or publicity pertaining to + * distribution of the software without specific, written prior + * permission. Red Hat, Inc. makes no representations about the + * suitability of this software for any purpose. It is provided "as + * is" without express or implied warranty. + * + * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL, + * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER + * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION + * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR + * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + * + * Author: Adrian Johnson <ajohnson@redneon.com> + */ + +#include "cairo-test.h" + +#define WIDTH 300 +#define HEIGHT 200 + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + cairo_font_options_t *font_options; + double size, y; + + cairo_set_source_rgb (cr, 1, 1, 1); + cairo_paint (cr); + + cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY "DejaVu Sans Mono", + CAIRO_FONT_SLANT_NORMAL, + CAIRO_FONT_WEIGHT_NORMAL); + + font_options = cairo_font_options_create(); + cairo_get_font_options (cr, font_options); + cairo_font_options_set_hint_metrics (font_options, CAIRO_HINT_METRICS_OFF); + cairo_font_options_set_hint_style (font_options, CAIRO_HINT_STYLE_NONE); + cairo_set_font_options (cr, font_options); + cairo_font_options_destroy (font_options); + + y = 0.0; + cairo_set_source_rgb (cr, 0, 0, 0); + for (size = 10.0; size <= 40.0; size += 3.3) { + cairo_set_font_size (cr, size); + y += size + 2.3; + cairo_move_to (cr, 5, y); + cairo_show_text (cr, "aaaaaaaaaa"); + } + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (text_subpixel_positioning, + "Test subpixel positioning", + "text, font", /* keywords */ + NULL, /* requirements */ + WIDTH, HEIGHT, + NULL, draw) |