diff options
Diffstat (limited to 'test/trap-clip.c')
| -rw-r--r-- | test/trap-clip.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/test/trap-clip.c b/test/trap-clip.c deleted file mode 100644 index f1a24ca8d..000000000 --- a/test/trap-clip.c +++ /dev/null @@ -1,213 +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. - * - * Author: Kristian Høgsberg <krh@redhat.com> - */ - -#include "cairo-test.h" -#include <math.h> -#include <stdio.h> - -#define WIDTH 16 -#define HEIGHT 16 -#define PAD 2 - -static const char *png_filename = "romedalen.png"; -static cairo_surface_t *image; - -static void -set_solid_pattern (const cairo_test_context_t *ctx, cairo_t *cr, int x, int y) -{ - cairo_set_source_rgb (cr, 0, 0, 0.6); -} - -static void -set_translucent_pattern (const cairo_test_context_t *ctx, cairo_t *cr, int x, int y) -{ - cairo_set_source_rgba (cr, 0, 0, 0.6, 0.5); -} - -static void -set_gradient_pattern (const cairo_test_context_t *ctx, 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, 1, 1, 1, 1); - cairo_pattern_add_color_stop_rgba (pattern, 1, 0, 0, 0.4, 1); - cairo_set_source (cr, pattern); - cairo_pattern_destroy (pattern); -} - -static void -set_image_pattern (const cairo_test_context_t *ctx, cairo_t *cr, int x, int y) -{ - cairo_pattern_t *pattern; - - if (image == NULL || cairo_surface_status (image)) { - cairo_surface_destroy (image); - image = cairo_test_create_surface_from_png (ctx, png_filename); - } - - pattern = cairo_pattern_create_for_surface (image); - cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT); - cairo_set_source (cr, pattern); - cairo_pattern_destroy (pattern); -} - -static void -draw_rect (cairo_t *cr, int x, int y) -{ - cairo_new_path (cr); - cairo_rectangle (cr, x, y, WIDTH, HEIGHT); - cairo_fill (cr); -} - -static void -draw_rects (cairo_t *cr, int x, int y) -{ - int width = WIDTH / 3; - int height = HEIGHT / 2; - - cairo_new_path (cr); - cairo_rectangle (cr, x, y, width, height); - cairo_rectangle (cr, x + width, y + height, width, height); - cairo_rectangle (cr, x + 2 * width, y, width, height); - cairo_fill (cr); -} - -static void -draw_polygon (cairo_t *cr, int x, int y) -{ - 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 -clip_none (cairo_t *cr, int x, int y) -{ -} - -static void -clip_rect (cairo_t *cr, int x, int y) -{ - cairo_new_path (cr); - cairo_rectangle (cr, x + (int)WIDTH / 6, y + (int)HEIGHT / 6, - 4 * ((int)WIDTH / 6), 4 * ((int)WIDTH / 6)); - cairo_clip (cr); - cairo_new_path (cr); -} - -static void -clip_rects (cairo_t *cr, int x, int y) -{ - int height = HEIGHT / 3; - - cairo_new_path (cr); - cairo_rectangle (cr, x, y, WIDTH, height); - cairo_rectangle (cr, x, y + 2 * height, WIDTH, height); - cairo_clip (cr); - cairo_new_path (cr); -} - -static void -clip_circle (cairo_t *cr, int x, int y) -{ - cairo_new_path (cr); - cairo_arc (cr, x + WIDTH / 2, y + HEIGHT / 2, - WIDTH / 3, 0, 2 * M_PI); - cairo_clip (cr); - cairo_new_path (cr); -} - -static void (* const pattern_funcs[])(const cairo_test_context_t *ctx, cairo_t *cr, int x, int y) = { - set_solid_pattern, - set_translucent_pattern, - set_gradient_pattern, - set_image_pattern, -}; - -static void (* const draw_funcs[])(cairo_t *cr, int x, int y) = { - draw_rect, - draw_rects, - draw_polygon, -}; - -static void (* const clip_funcs[])(cairo_t *cr, int x, int y) = { - clip_none, - clip_rect, - clip_rects, - clip_circle, -}; - -#define IMAGE_WIDTH (ARRAY_LENGTH (pattern_funcs) * (WIDTH + PAD) + PAD) -#define IMAGE_HEIGHT (ARRAY_LENGTH (draw_funcs) * ARRAY_LENGTH (clip_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, k, x, y; - - for (k = 0; k < ARRAY_LENGTH (clip_funcs); k++) { - for (j = 0; j < ARRAY_LENGTH (draw_funcs); j++) { - for (i = 0; i < ARRAY_LENGTH (pattern_funcs); i++) { - x = i * (WIDTH + PAD) + PAD; - y = (ARRAY_LENGTH (draw_funcs) * k + j) * (HEIGHT + PAD) + PAD; - - cairo_save (cr); - - cairo_move_to (cr, x, y); - clip_funcs[k] (cr, x, y); - pattern_funcs[i] (ctx, 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); - - cairo_surface_destroy (image); - image = NULL; - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (trap_clip, - "Trapezoid clipping", - "clip, trap", /* keywords */ - NULL, /* requirements */ - IMAGE_WIDTH, IMAGE_HEIGHT, - NULL, draw) |