| /* |
| * Copyright © 2006 Jinghua Luo |
| * |
| * 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. |
| * |
| * JINGHUA LUO 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: Jinghua Luo <sunmoon1997@gmail.com> |
| * Derived from: |
| * text-antialias-none.c, |
| * ft-font-create-for-ft-face.c. |
| * Original Author: Carl D. Worth <cworth@cworth.org> |
| */ |
| #include "cairo-test.h" |
| #include <cairo-ft.h> |
| |
| #define WIDTH 40 |
| #define HEIGHT 30 |
| #define TEXT_SIZE 12 |
| |
| static cairo_status_t |
| create_scaled_font (cairo_t * cr, |
| cairo_scaled_font_t **out) |
| { |
| FcPattern *pattern, *resolved; |
| FcResult result; |
| cairo_font_face_t *font_face; |
| cairo_scaled_font_t *scaled_font; |
| cairo_font_options_t *font_options; |
| cairo_matrix_t font_matrix, ctm; |
| cairo_status_t status; |
| double pixel_size; |
| |
| font_options = cairo_font_options_create (); |
| |
| cairo_get_font_options (cr, font_options); |
| |
| pattern = FcPatternCreate (); |
| if (pattern == NULL) |
| return CAIRO_STATUS_NO_MEMORY; |
| |
| FcPatternAddString (pattern, FC_FAMILY, (FcChar8 *) CAIRO_TEST_FONT_FAMILY " Sans"); |
| FcPatternAddDouble (pattern, FC_SIZE, TEXT_SIZE); |
| FcConfigSubstitute (NULL, pattern, FcMatchPattern); |
| |
| cairo_ft_font_options_substitute (font_options, pattern); |
| |
| FcDefaultSubstitute (pattern); |
| resolved = FcFontMatch (NULL, pattern, &result); |
| if (resolved == NULL) { |
| FcPatternDestroy (pattern); |
| return CAIRO_STATUS_NO_MEMORY; |
| } |
| |
| /* turn antialiasing off */ |
| FcPatternDel (resolved, FC_ANTIALIAS); |
| FcPatternAddBool (resolved, FC_ANTIALIAS, FcFalse); |
| |
| FcPatternGetDouble (resolved, FC_PIXEL_SIZE, 0, &pixel_size); |
| |
| font_face = cairo_ft_font_face_create_for_pattern (resolved); |
| |
| cairo_matrix_init_identity (&font_matrix); |
| cairo_matrix_scale (&font_matrix, pixel_size, pixel_size); |
| |
| cairo_get_matrix (cr, &ctm); |
| |
| scaled_font = cairo_scaled_font_create (font_face, |
| &font_matrix, |
| &ctm, |
| font_options); |
| |
| cairo_font_options_destroy (font_options); |
| cairo_font_face_destroy (font_face); |
| FcPatternDestroy (pattern); |
| FcPatternDestroy (resolved); |
| |
| status = cairo_scaled_font_status (scaled_font); |
| if (status) { |
| cairo_scaled_font_destroy (scaled_font); |
| return status; |
| } |
| |
| *out = scaled_font; |
| return CAIRO_STATUS_SUCCESS; |
| } |
| |
| static cairo_test_status_t |
| draw (cairo_t *cr, int width, int height) |
| { |
| cairo_text_extents_t extents; |
| cairo_scaled_font_t *scaled_font; |
| cairo_status_t status; |
| const char black[] = "black", blue[] = "blue"; |
| |
| /* We draw in the default black, so paint white first. */ |
| cairo_save (cr); |
| cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ |
| cairo_paint (cr); |
| cairo_restore (cr); |
| |
| status = create_scaled_font (cr, &scaled_font); |
| if (status) { |
| return cairo_test_status_from_status (cairo_test_get_context (cr), |
| status); |
| } |
| |
| cairo_set_scaled_font (cr, scaled_font); |
| |
| cairo_set_source_rgb (cr, 0, 0, 0); /* black */ |
| cairo_text_extents (cr, black, &extents); |
| cairo_move_to (cr, -extents.x_bearing, -extents.y_bearing); |
| cairo_show_text (cr, black); |
| cairo_translate (cr, 0, -extents.y_bearing + 1); |
| |
| cairo_set_source_rgb (cr, 0, 0, 1); /* blue */ |
| cairo_text_extents (cr, blue, &extents); |
| cairo_move_to (cr, -extents.x_bearing, -extents.y_bearing); |
| cairo_show_text (cr, blue); |
| |
| cairo_scaled_font_destroy (scaled_font); |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (ft_text_antialias_none, |
| "Tests text rendering with no antialiasing", |
| "ft, text", /* keywords */ |
| "target=raster", /* requirements */ |
| WIDTH, HEIGHT, |
| NULL, draw) |