diff options
Diffstat (limited to 'test/get-clip.c')
-rw-r--r-- | test/get-clip.c | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/test/get-clip.c b/test/get-clip.c deleted file mode 100644 index f97db3f62..000000000 --- a/test/get-clip.c +++ /dev/null @@ -1,264 +0,0 @@ -/* - * Copyright © 2006 Novell, 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 - * Novell, Inc. not be used in advertising or publicity pertaining to - * distribution of the software without specific, written prior - * permission. Novell, Inc. makes no representations about the - * suitability of this software for any purpose. It is provided "as - * is" without express or implied warranty. - * - * NOVELL, 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: Robert O'Callahan <rocallahan@novell.com> - */ - -#include "cairo-test.h" -#include <stddef.h> - -static cairo_bool_t -check_count (const cairo_test_context_t *ctx, - const char *message, - cairo_rectangle_list_t *list, int expected) -{ - if (list->status != CAIRO_STATUS_SUCCESS) { - cairo_test_log (ctx, "Error: %s; cairo_copy_clip_rectangle_list failed with \"%s\"\n", - message, cairo_status_to_string(list->status)); - return 0; - } - - if (list->num_rectangles == expected) - return 1; - cairo_test_log (ctx, "Error: %s; expected %d rectangles, got %d\n", message, - expected, list->num_rectangles); - return 0; -} - -static cairo_bool_t -check_unrepresentable (const cairo_test_context_t *ctx, const char *message, cairo_rectangle_list_t *list) -{ - if (list->status != CAIRO_STATUS_CLIP_NOT_REPRESENTABLE) { - cairo_test_log (ctx, "Error: %s; cairo_copy_clip_rectangle_list got unexpected result \"%s\"\n" - " (we expected CAIRO_STATUS_CLIP_NOT_REPRESENTABLE)", - message, cairo_status_to_string(list->status)); - return 0; - } - return 1; -} - -static cairo_bool_t -check_rectangles_contain (const cairo_test_context_t *ctx, - const char *message, - cairo_rectangle_list_t *list, - double x, double y, double width, double height) -{ - int i; - - for (i = 0; i < list->num_rectangles; ++i) { - if (list->rectangles[i].x == x && list->rectangles[i].y == y && - list->rectangles[i].width == width && list->rectangles[i].height == height) - return 1; - } - cairo_test_log (ctx, "Error: %s; rectangle list does not contain rectangle %f,%f,%f,%f\n", - message, x, y, width, height); - return 0; -} - -static cairo_bool_t -check_clip_extents (const cairo_test_context_t *ctx, - const char *message, cairo_t *cr, - double x, double y, double width, double height) -{ - double ext_x1, ext_y1, ext_x2, ext_y2; - cairo_clip_extents (cr, &ext_x1, &ext_y1, &ext_x2, &ext_y2); - if (ext_x1 == x && ext_y1 == y && ext_x2 == x + width && ext_y2 == y + height) - return 1; - if (width == 0.0 && height == 0.0 && ext_x1 == ext_x2 && ext_y1 == ext_y2) - return 1; - cairo_test_log (ctx, "Error: %s; clip extents %f,%f,%f,%f should be %f,%f,%f,%f\n", - message, ext_x1, ext_y1, ext_x2 - ext_x1, ext_y2 - ext_y1, - x, y, width, height); - return 0; -} - -#define SIZE 100 - -static cairo_test_status_t -preamble (cairo_test_context_t *ctx) -{ - cairo_surface_t *surface; - cairo_t *cr; - cairo_rectangle_list_t *rectangle_list; - const char *phase; - cairo_bool_t completed = 0; - cairo_status_t status; - - surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, SIZE, SIZE); - cr = cairo_create (surface); - cairo_surface_destroy (surface); - - - /* first, test basic stuff. This should not be clipped, it should - return the surface rectangle. */ - phase = "No clip set"; - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 1) || - ! check_clip_extents (ctx, phase, cr, 0, 0, SIZE, SIZE) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 0, 0, SIZE, SIZE)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - - /* We should get the same results after applying a clip that contains the - existing clip. */ - phase = "Clip beyond surface extents"; - cairo_save (cr); - cairo_rectangle (cr, -10, -10, SIZE + 20 , SIZE + 20); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 1) || - ! check_clip_extents (ctx, phase, cr, 0, 0, SIZE, SIZE) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 0, 0, SIZE, SIZE)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - /* Test simple clip rect. */ - phase = "Simple clip rect"; - cairo_save (cr); - cairo_rectangle (cr, 10, 10, 80, 80); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 1) || - ! check_clip_extents (ctx, phase, cr, 10, 10, 80, 80) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 10, 10, 80, 80)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - /* Test everything clipped out. */ - phase = "All clipped out"; - cairo_save (cr); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 0) || - ! check_clip_extents (ctx, phase, cr, 0, 0, 0, 0)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - /* test two clip rects */ - phase = "Two clip rects"; - cairo_save (cr); - cairo_rectangle (cr, 10, 10, 10, 10); - cairo_rectangle (cr, 20, 20, 10, 10); - cairo_clip (cr); - cairo_rectangle (cr, 15, 15, 10, 10); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 2) || - ! check_clip_extents (ctx, phase, cr, 15, 15, 10, 10) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 15, 15, 5, 5) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 20, 20, 5, 5)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - /* test non-rectangular clip */ - phase = "Nonrectangular clip"; - cairo_save (cr); - cairo_move_to (cr, 0, 0); - cairo_line_to (cr, 100, 100); - cairo_line_to (cr, 100, 0); - cairo_close_path (cr); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - /* can't get this in one tight user-space rectangle */ - if (! check_unrepresentable (ctx, phase, rectangle_list) || - ! check_clip_extents (ctx, phase, cr, 0, 0, 100, 100)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - phase = "User space, simple scale, getting clip with same transform"; - cairo_save (cr); - cairo_scale (cr, 2, 2); - cairo_rectangle (cr, 5, 5, 40, 40); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 1) || - ! check_clip_extents (ctx, phase, cr, 5, 5, 40, 40) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 5, 5, 40, 40)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - phase = "User space, simple scale, getting clip with no transform"; - cairo_save (cr); - cairo_save (cr); - cairo_scale (cr, 2, 2); - cairo_rectangle (cr, 5, 5, 40, 40); - cairo_restore (cr); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_count (ctx, phase, rectangle_list, 1) || - ! check_clip_extents (ctx, phase, cr, 10, 10, 80, 80) || - ! check_rectangles_contain (ctx, phase, rectangle_list, 10, 10, 80, 80)) - { - goto FAIL; - } - cairo_rectangle_list_destroy (rectangle_list); - cairo_restore (cr); - - phase = "User space, rotation, getting clip with no transform"; - cairo_save (cr); - cairo_save (cr); - cairo_rotate (cr, 12); - cairo_rectangle (cr, 5, 5, 40, 40); - cairo_restore (cr); - cairo_clip (cr); - rectangle_list = cairo_copy_clip_rectangle_list (cr); - if (! check_unrepresentable (ctx, phase, rectangle_list)) - goto FAIL; - - completed = 1; -FAIL: - cairo_rectangle_list_destroy (rectangle_list); - status = cairo_status (cr); - cairo_destroy (cr); - - if (!completed) - return CAIRO_TEST_FAILURE; - - return cairo_test_status_from_status (ctx, status); -} - -CAIRO_TEST (get_clip, - "Test cairo_copy_clip_rectangle_list and cairo_clip_extents", - "clip, extents", /* keywords */ - NULL, /* requirements */ - 0, 0, - preamble, NULL) |