diff options
Diffstat (limited to 'test/copy-path.c')
-rw-r--r-- | test/copy-path.c | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/test/copy-path.c b/test/copy-path.c deleted file mode 100644 index 25823b6b1..000000000 --- a/test/copy-path.c +++ /dev/null @@ -1,314 +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: Carl D. Worth <cworth@cworth.org> - */ - -#include "cairo-test.h" -#include <stdlib.h> - -static void -scale_by_two (double *x, double *y) -{ - *x = *x * 2.0; - *y = *y * 2.0; -} - -typedef void (*munge_func_t) (double *x, double *y); - -static void -munge_and_set_path (cairo_t *cr, - cairo_path_t *path, - munge_func_t munge) -{ - int i; - cairo_path_data_t *p; - double x1, y1, x2, y2, x3, y3; - - if (path->status) { - cairo_append_path (cr, path); - return; - } - - for (i=0; i < path->num_data; i += path->data[i].header.length) { - p = &path->data[i]; - switch (p->header.type) { - case CAIRO_PATH_MOVE_TO: - x1 = p[1].point.x; y1 = p[1].point.y; - (munge) (&x1, &y1); - cairo_move_to (cr, x1, y1); - break; - case CAIRO_PATH_LINE_TO: - x1 = p[1].point.x; y1 = p[1].point.y; - (munge) (&x1, &y1); - cairo_line_to (cr, x1, y1); - break; - case CAIRO_PATH_CURVE_TO: - x1 = p[1].point.x; y1 = p[1].point.y; - x2 = p[2].point.x; y2 = p[2].point.y; - x3 = p[3].point.x; y3 = p[3].point.y; - (munge) (&x1, &y1); - (munge) (&x2, &y2); - (munge) (&x3, &y3); - cairo_curve_to (cr, - x1, y1, - x2, y2, - x3, y3); - break; - case CAIRO_PATH_CLOSE_PATH: - cairo_close_path (cr); - break; - } - } -} - -static void -make_path (cairo_t *cr) -{ - cairo_rectangle (cr, 0, 0, 5, 5); - cairo_move_to (cr, 15, 2.5); - cairo_arc (cr, 12.5, 2.5, 2.5, 0, 2 * M_PI); -} - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - const cairo_test_context_t *ctx = cairo_test_get_context (cr); - cairo_path_t *path; - cairo_t *cr_error; - - /* Ensure that calling cairo_copy_path on an in-error cairo_t will - * propagate the error. */ - cr_error = cairo_create (NULL); - path = cairo_copy_path (cr_error); - if (path->status != CAIRO_STATUS_NULL_POINTER) { - cairo_test_log (ctx, - "Error: cairo_copy_path returned status of %s rather than propagating %s\n", - cairo_status_to_string (path->status), - cairo_status_to_string (CAIRO_STATUS_NULL_POINTER)); - cairo_path_destroy (path); - cairo_destroy (cr_error); - return CAIRO_TEST_FAILURE; - } - cairo_path_destroy (path); - - path = cairo_copy_path_flat (cr_error); - if (path->status != CAIRO_STATUS_NULL_POINTER) { - cairo_test_log (ctx, - "Error: cairo_copy_path_flat returned status of %s rather than propagating %s\n", - cairo_status_to_string (path->status), - cairo_status_to_string (CAIRO_STATUS_NULL_POINTER)); - cairo_path_destroy (path); - cairo_destroy (cr_error); - return CAIRO_TEST_FAILURE; - } - cairo_path_destroy (path); - - cairo_destroy (cr_error); - - /* first check that we can copy an empty path */ - cairo_new_path (cr); - path = cairo_copy_path (cr); - if (path->status != CAIRO_STATUS_SUCCESS) { - cairo_status_t status = path->status; - cairo_test_log (ctx, - "Error: cairo_copy_path returned status of %s\n", - cairo_status_to_string (status)); - cairo_path_destroy (path); - return cairo_test_status_from_status (ctx, status); - } - if (path->num_data != 0) { - cairo_test_log (ctx, - "Error: cairo_copy_path did not copy an empty path, returned path contains %d elements\n", - path->num_data); - cairo_path_destroy (path); - return CAIRO_TEST_FAILURE; - } - cairo_append_path (cr, path); - cairo_path_destroy (path); - if (cairo_status (cr) != CAIRO_STATUS_SUCCESS) { - cairo_test_log (ctx, - "Error: cairo_append_path failed with a copy of an empty path, returned status of %s\n", - cairo_status_to_string (cairo_status (cr))); - return cairo_test_status_from_status (ctx, cairo_status (cr)); - } - - /* We draw in the default black, so paint white first. */ - cairo_save (cr); - cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ - cairo_paint (cr); - cairo_restore (cr); - - /* copy path, munge, and fill */ - cairo_translate (cr, 5, 5); - make_path (cr); - path = cairo_copy_path (cr); - - cairo_new_path (cr); - munge_and_set_path (cr, path, scale_by_two); - cairo_path_destroy (path); - cairo_fill (cr); - - /* copy flattened path, munge, and fill */ - cairo_translate (cr, 0, 15); - make_path (cr); - path = cairo_copy_path_flat (cr); - - cairo_new_path (cr); - munge_and_set_path (cr, path, scale_by_two); - cairo_path_destroy (path); - cairo_fill (cr); - - /* append two copies of path, and fill */ - cairo_translate (cr, 0, 15); - cairo_scale (cr, 2.0, 2.0); - make_path (cr); - path = cairo_copy_path (cr); - - cairo_new_path (cr); - cairo_append_path (cr, path); - cairo_translate (cr, 2.5, 2.5); - cairo_append_path (cr, path); - - cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD); - cairo_fill (cr); - - cairo_path_destroy (path); - - return CAIRO_TEST_SUCCESS; -} - -static cairo_test_status_t -preamble (cairo_test_context_t *ctx) -{ - cairo_t *cr; - cairo_path_data_t data; - cairo_path_t path; - cairo_surface_t *surface; - cairo_status_t status; - - surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1); - status = cairo_surface_status (surface); - if (status) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - /* Test a few error cases for cairo_append_path_data */ -#define CAIRO_CREATE() do {\ - cr = cairo_create (surface); \ - status = cairo_status (cr); \ - if (status) { \ - cairo_destroy (cr); \ - cairo_surface_destroy (surface); \ - return cairo_test_status_from_status (ctx, status); \ - } \ -} while (0) - CAIRO_CREATE (); - cairo_append_path (cr, NULL); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_NULL_POINTER) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - CAIRO_CREATE (); - path.status = -1; - cairo_append_path (cr, &path); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_INVALID_STATUS) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - CAIRO_CREATE (); - path.status = CAIRO_STATUS_NO_MEMORY; - cairo_append_path (cr, &path); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_NO_MEMORY) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - CAIRO_CREATE (); - path.data = NULL; - path.num_data = 0; - path.status = CAIRO_STATUS_SUCCESS; - cairo_append_path (cr, &path); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_SUCCESS) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - CAIRO_CREATE (); - path.data = NULL; - path.num_data = 1; - path.status = CAIRO_STATUS_SUCCESS; - cairo_append_path (cr, &path); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_NULL_POINTER) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - CAIRO_CREATE (); - /* Intentionally insert bogus header.length value (otherwise would be 2) */ - data.header.type = CAIRO_PATH_MOVE_TO; - data.header.length = 1; - path.data = &data; - path.num_data = 1; - cairo_append_path (cr, &path); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_INVALID_PATH_DATA) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - /* And test the degnerate case */ - CAIRO_CREATE (); - path.num_data = 0; - cairo_append_path (cr, &path); - status = cairo_status (cr); - cairo_destroy (cr); - if (status != CAIRO_STATUS_SUCCESS) { - cairo_surface_destroy (surface); - return cairo_test_status_from_status (ctx, status); - } - - cairo_surface_destroy (surface); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (copy_path, - "Tests calls to path_data functions: cairo_copy_path, cairo_copy_path_flat, and cairo_append_path", - "path", /* keywords */ - NULL, /* requirements */ - 45, 53, - preamble, draw) |