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Diffstat (limited to 'test/overlapping-glyphs.c')
| -rw-r--r-- | test/overlapping-glyphs.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/test/overlapping-glyphs.c b/test/overlapping-glyphs.c deleted file mode 100644 index 93067abc7..000000000 --- a/test/overlapping-glyphs.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright © 2009 Chris Wilson - * - * 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 - * Chris Wilson not be used in advertising or publicity pertaining to - * distribution of the software without specific, written prior - * permission. Chris Wilson makes no representations about the - * suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * CHRIS WILSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS - * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS, IN NO EVENT SHALL CHRIS WILSON 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: Chris Wilson <chris@chris-wilson.co.uk> - */ - -#include "cairo-test.h" - -#include <assert.h> - -#define TEXT_SIZE 12 -#define HEIGHT (TEXT_SIZE + 4) -#define WIDTH 50 - -#define MAX_GLYPHS 80 - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - cairo_glyph_t glyphs_stack[MAX_GLYPHS], *glyphs; - const char *cairo = "Cairo"; - const char *giza = "Giza"; - cairo_text_extents_t cairo_extents; - cairo_text_extents_t giza_extents; - int count, num_glyphs; - double x0, y0; - - /* We draw in the default black, so paint white first. */ - cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ - cairo_paint (cr); - - cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Sans", - CAIRO_FONT_SLANT_NORMAL, - CAIRO_FONT_WEIGHT_NORMAL); - cairo_set_font_size (cr, TEXT_SIZE); - - /* We want to overlap two strings, so compute overlapping glyphs. */ - - cairo_text_extents (cr, cairo, &cairo_extents); - cairo_text_extents (cr, giza, &giza_extents); - - x0 = WIDTH/2. - (cairo_extents.width/2. + cairo_extents.x_bearing); - y0 = HEIGHT/2. - (cairo_extents.height/2. + cairo_extents.y_bearing); - glyphs = glyphs_stack; - count = MAX_GLYPHS; - cairo_scaled_font_text_to_glyphs (cairo_get_scaled_font (cr), - x0, y0, - cairo, strlen (cairo), - &glyphs, &count, - NULL, NULL, - NULL); - assert (glyphs == glyphs_stack); - num_glyphs = count; - - x0 = WIDTH/2. - (giza_extents.width/2. + giza_extents.x_bearing); - y0 = HEIGHT/2. - (giza_extents.height/2. + giza_extents.y_bearing); - glyphs = glyphs_stack + count; - count = MAX_GLYPHS - count; - cairo_scaled_font_text_to_glyphs (cairo_get_scaled_font (cr), - x0, y0, - giza, strlen (giza), - &glyphs, &count, - NULL, NULL, - NULL); - assert (glyphs == glyphs_stack + num_glyphs); - glyphs = glyphs_stack; - num_glyphs += count; - - cairo_set_source_rgba (cr, 0, 0, 0, .5); /* translucent black, gray! */ - cairo_show_glyphs (cr, glyphs, num_glyphs); - - /* and compare with filling */ - cairo_translate (cr, 0, HEIGHT); - cairo_glyph_path (cr, glyphs, num_glyphs); - cairo_fill (cr); - - /* switch to using an unbounded operator for added complexity */ - cairo_set_operator (cr, CAIRO_OPERATOR_IN); - - cairo_translate (cr, WIDTH, -HEIGHT); - cairo_save (cr); - cairo_rectangle (cr, 0, 0, WIDTH, HEIGHT); - cairo_clip (cr); - cairo_show_glyphs (cr, glyphs, num_glyphs); - cairo_restore (cr); - - cairo_translate (cr, 0, HEIGHT); - cairo_save (cr); - cairo_rectangle (cr, 0, 0, WIDTH, HEIGHT); - cairo_clip (cr); - cairo_glyph_path (cr, glyphs, num_glyphs); - cairo_fill (cr); - cairo_restore (cr); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (overlapping_glyphs, - "Test handing of overlapping glyphs", - "text, glyphs", /* keywords */ - NULL, /* requirements */ - 2 * WIDTH, 2 * HEIGHT, - NULL, draw) - |