diff options
Diffstat (limited to 'libs/cairo-1.16.0/test/operator-clear.c')
| -rw-r--r-- | libs/cairo-1.16.0/test/operator-clear.c | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/libs/cairo-1.16.0/test/operator-clear.c b/libs/cairo-1.16.0/test/operator-clear.c deleted file mode 100644 index 72a32c2..0000000 --- a/libs/cairo-1.16.0/test/operator-clear.c +++ /dev/null @@ -1,196 +0,0 @@ -/* - * Copyright © 2005 Red Hat, Inc. - * - * 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. - * - * Authors: Kristian Høgsberg <krh@redhat.com> - * Owen Taylor <otaylor@redhat.com> - */ - -#include "cairo-test.h" -#include <math.h> -#include <stdio.h> - -#define WIDTH 16 -#define HEIGHT 16 -#define PAD 2 - -static void -set_solid_pattern (cairo_t *cr, int x, int y) -{ - cairo_set_source_rgb (cr, 1.0, 0, 0.0); -} - -static void -set_gradient_pattern (cairo_t *cr, int x, int y) -{ - cairo_pattern_t *pattern; - - pattern = cairo_pattern_create_linear (x, y, x + WIDTH, y + HEIGHT); - cairo_pattern_add_color_stop_rgba (pattern, 0.2, 1, 0, 0, 1); - cairo_pattern_add_color_stop_rgba (pattern, 0.8, 1, 0, 0, 0.0); - cairo_set_source (cr, pattern); - cairo_pattern_destroy (pattern); -} - -static void -draw_mask (cairo_t *cr, int x, int y) -{ - cairo_surface_t *mask_surface; - cairo_t *cr2; - - double width = (int)(0.9 * WIDTH); - double height = (int)(0.9 * HEIGHT); - x += 0.05 * WIDTH; - y += 0.05 * HEIGHT; - - mask_surface = cairo_surface_create_similar (cairo_get_group_target (cr), - CAIRO_CONTENT_ALPHA, - width, height); - cr2 = cairo_create (mask_surface); - cairo_surface_destroy (mask_surface); - - cairo_set_source_rgb (cr2, 1, 1, 1); /* white */ - - cairo_arc (cr2, 0.5 * width, 0.5 * height, 0.45 * height, 0, 2 * M_PI); - cairo_fill (cr2); - - cairo_mask_surface (cr, cairo_get_target (cr2), x, y); - cairo_destroy (cr2); -} - -static void -draw_glyphs (cairo_t *cr, int x, int y) -{ - cairo_text_extents_t extents; - - cairo_set_font_size (cr, 0.8 * HEIGHT); - - cairo_text_extents (cr, "FG", &extents); - cairo_move_to (cr, - x + floor ((WIDTH - extents.width) / 2 + 0.5) - extents.x_bearing, - y + floor ((HEIGHT - extents.height) / 2 + 0.5) - extents.y_bearing); - cairo_show_text (cr, "FG"); -} - -static void -draw_polygon (cairo_t *cr, int x, int y) -{ - double width = (int)(0.9 * WIDTH); - double height = (int)(0.9 * HEIGHT); - x += 0.05 * WIDTH; - y += 0.05 * HEIGHT; - - cairo_new_path (cr); - cairo_move_to (cr, x, y); - cairo_line_to (cr, x, y + height); - cairo_line_to (cr, x + width / 2, y + 3 * height / 4); - cairo_line_to (cr, x + width, y + height); - cairo_line_to (cr, x + width, y); - cairo_line_to (cr, x + width / 2, y + height / 4); - cairo_close_path (cr); - cairo_fill (cr); -} - -static void -draw_rects (cairo_t *cr, int x, int y) -{ - double block_width = (int)(0.33 * WIDTH + 0.5); - double block_height = (int)(0.33 * HEIGHT + 0.5); - int i, j; - - for (i = 0; i < 3; i++) - for (j = 0; j < 3; j++) - if ((i + j) % 2 == 0) - cairo_rectangle (cr, - x + block_width * i, y + block_height * j, - block_width, block_height); - - cairo_fill (cr); -} - -static void (* const pattern_funcs[])(cairo_t *cr, int x, int y) = { - set_solid_pattern, - set_gradient_pattern, -}; - -static void (* const draw_funcs[])(cairo_t *cr, int x, int y) = { - draw_mask, - draw_glyphs, - draw_polygon, - draw_rects -}; - -#define IMAGE_WIDTH (ARRAY_LENGTH (pattern_funcs) * (WIDTH + PAD) + PAD) -#define IMAGE_HEIGHT (ARRAY_LENGTH (draw_funcs) * (HEIGHT + PAD) + PAD) - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - const cairo_test_context_t *ctx = cairo_test_get_context (cr); - size_t i, j, x, y; - cairo_pattern_t *pattern; - - cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Sans", - CAIRO_FONT_SLANT_NORMAL, - CAIRO_FONT_WEIGHT_NORMAL); - - for (j = 0; j < ARRAY_LENGTH (draw_funcs); j++) { - for (i = 0; i < ARRAY_LENGTH (pattern_funcs); i++) { - x = i * (WIDTH + PAD) + PAD; - y = j * (HEIGHT + PAD) + PAD; - - cairo_save (cr); - - pattern = cairo_pattern_create_linear (x + WIDTH, y, - x, y + HEIGHT); - cairo_pattern_add_color_stop_rgba (pattern, 0.2, - 0.0, 0.0, 1.0, 1.0); /* Solid blue */ - cairo_pattern_add_color_stop_rgba (pattern, 0.8, - 0.0, 0.0, 1.0, 0.0); /* Transparent blue */ - cairo_set_source (cr, pattern); - cairo_pattern_destroy (pattern); - - cairo_rectangle (cr, x, y, WIDTH, HEIGHT); - cairo_fill_preserve (cr); - cairo_clip (cr); - - cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR); - pattern_funcs[i] (cr, x, y); - draw_funcs[j] (cr, x, y); - if (cairo_status (cr)) - cairo_test_log (ctx, "%d %d HERE!\n", (int)i, (int)j); - - cairo_restore (cr); - } - } - - if (cairo_status (cr) != CAIRO_STATUS_SUCCESS) - cairo_test_log (ctx, "%d %d .HERE!\n", (int)i, (int)j); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (operator_clear, - "Test of CAIRO_OPERATOR_CLEAR", - "operator", /* keywords */ - NULL, /* requirements */ - IMAGE_WIDTH, IMAGE_HEIGHT, - NULL, draw) |