summaryrefslogtreecommitdiff
path: root/test/get-clip.c
diff options
context:
space:
mode:
Diffstat (limited to 'test/get-clip.c')
-rw-r--r--test/get-clip.c264
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)
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-18 02:20:02 +0000