| /* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */ |
| /* |
| * Copyright © 2005 Mozilla Corporation, 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 |
| * Mozilla Corporation not be used in advertising or publicity pertaining to |
| * distribution of the software without specific, written prior |
| * permission. Mozilla Corporation makes no representations about the |
| * suitability of this software for any purpose. It is provided "as |
| * is" without express or implied warranty. |
| * |
| * MOZILLA CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS |
| * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| * FITNESS, IN NO EVENT SHALL MOZILLA CORPORATION 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: Vladimir Vukicevic <vladimir@pobox.com> |
| */ |
| |
| #include <stdlib.h> |
| #include "cairo-test.h" |
| |
| #define CHECK_SUCCESS do { \ |
| if (status) { \ |
| cairo_pattern_destroy (pat); \ |
| return cairo_test_status_from_status (ctx, status); \ |
| } \ |
| } while (0) |
| |
| static int |
| double_buf_equal (const cairo_test_context_t *ctx, double *a, double *b, int nc) |
| { |
| int i; |
| for (i = 0; i < nc; i++) { |
| if (!CAIRO_TEST_DOUBLE_EQUALS(a[i],b[i])) { |
| cairo_test_log (ctx, "Error: doubles not equal: %g, %g\n", |
| a[i], b[i]); |
| return 0; |
| } |
| } |
| return 1; |
| } |
| |
| 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_status_t status; |
| cairo_pattern_t *pat; |
| |
| /* Test pattern_get_rgba */ |
| { |
| double r, g, b, a; |
| pat = cairo_pattern_create_rgba (0.2, 0.3, 0.4, 0.5); |
| |
| status = cairo_pattern_get_rgba (pat, &r, &g, &b, &a); |
| CHECK_SUCCESS; |
| |
| if (!CAIRO_TEST_DOUBLE_EQUALS(r,0.2) || |
| !CAIRO_TEST_DOUBLE_EQUALS(g,0.3) || |
| !CAIRO_TEST_DOUBLE_EQUALS(b,0.4) || |
| !CAIRO_TEST_DOUBLE_EQUALS(a,0.5)) { |
| cairo_test_log (ctx, "Error: cairo_pattern_get_rgba returned unexepcted results: %g, %g, %g, %g\n", |
| r, g, b, a); |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_pattern_destroy (pat); |
| } |
| |
| /* Test pattern_get_surface */ |
| { |
| cairo_surface_t *surf; |
| |
| pat = cairo_pattern_create_for_surface (cairo_get_target (cr)); |
| |
| status = cairo_pattern_get_surface (pat, &surf); |
| CHECK_SUCCESS; |
| |
| if (surf != cairo_get_target (cr)) { |
| cairo_test_log (ctx, "Error: cairo_pattern_get_resurface returned wrong surface\n"); |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_pattern_destroy (pat); |
| } |
| |
| /* Test get_color_stops & linear_get_points */ |
| { |
| int i; |
| double x0, y0, x1, y1; |
| double expected_values[15] = { 0.0, 0.2, 0.4, 0.2, 1.0, |
| 0.5, 0.4, 0.5, 0.2, 0.5, |
| 1.0, 0.2, 0.4, 0.5, 0.2 }; |
| double new_buf[15]; |
| |
| pat = cairo_pattern_create_linear (1.0, 2.0, 3.0, 4.0); |
| |
| for (i = 0; i < 3; i++) { |
| cairo_pattern_add_color_stop_rgba (pat, |
| expected_values[i*5+0], |
| expected_values[i*5+1], |
| expected_values[i*5+2], |
| expected_values[i*5+3], |
| expected_values[i*5+4]); |
| } |
| |
| status = cairo_pattern_get_linear_points (pat, &x0, &y0, &x1, &y1); |
| CHECK_SUCCESS; |
| |
| if (!CAIRO_TEST_DOUBLE_EQUALS(x0,1.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(y0,2.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(x1,3.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(y1,4.0)) |
| { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| status = cairo_pattern_get_color_stop_count (pat, &i); |
| CHECK_SUCCESS; |
| |
| if (i != 3) { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| for (i = 0; i < 3; i++) { |
| status = cairo_pattern_get_color_stop_rgba (pat, i, |
| &new_buf[i*5+0], |
| &new_buf[i*5+1], |
| &new_buf[i*5+2], |
| &new_buf[i*5+3], |
| &new_buf[i*5+4]); |
| CHECK_SUCCESS; |
| } |
| |
| status = cairo_pattern_get_color_stop_rgba (pat, 5, NULL, NULL, NULL, NULL, NULL); |
| if (status != CAIRO_STATUS_INVALID_INDEX) { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| if (!double_buf_equal (ctx, new_buf, expected_values, |
| sizeof(expected_values)/sizeof(double)) != 0) |
| { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_pattern_destroy (pat); |
| } |
| |
| /* Test radial_get_circles */ |
| { |
| double a, b, c, d, e, f; |
| pat = cairo_pattern_create_radial (1, 2, 3, |
| 4, 5, 6); |
| |
| status = cairo_pattern_get_radial_circles (pat, &a, &b, &c, &d, &e, &f); |
| CHECK_SUCCESS; |
| |
| if (!CAIRO_TEST_DOUBLE_EQUALS(a,1.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(b,2.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(c,3.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(d,4.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(e,5.0) || |
| !CAIRO_TEST_DOUBLE_EQUALS(f,6.0)) |
| { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_pattern_destroy (pat); |
| } |
| |
| /* Test mesh getters */ |
| { |
| unsigned int count; |
| int i; |
| pat = cairo_pattern_create_mesh (); |
| |
| status = cairo_mesh_pattern_get_patch_count (pat, &count); |
| CHECK_SUCCESS; |
| |
| if (count != 0) { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_mesh_pattern_begin_patch (pat); |
| cairo_mesh_pattern_move_to (pat, 0, 0); |
| cairo_mesh_pattern_line_to (pat, 0, 3); |
| cairo_mesh_pattern_line_to (pat, 3, 3); |
| cairo_mesh_pattern_line_to (pat, 3, 0); |
| |
| status = cairo_mesh_pattern_get_patch_count (pat, &count); |
| CHECK_SUCCESS; |
| |
| if (count != 0) { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_mesh_pattern_end_patch (pat); |
| |
| status = cairo_mesh_pattern_get_patch_count (pat, &count); |
| CHECK_SUCCESS; |
| |
| if (count != 1) { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| for (i = 0; i < 4; i++) { |
| double cp_x[4] = { 1, 1, 2, 2 }; |
| double cp_y[4] = { 1, 2, 2, 1 }; |
| double x, y; |
| |
| status = cairo_mesh_pattern_get_control_point (pat, 0, i, &x, &y); |
| CHECK_SUCCESS; |
| |
| if (!CAIRO_TEST_DOUBLE_EQUALS(x,cp_x[i]) || |
| !CAIRO_TEST_DOUBLE_EQUALS(y,cp_y[i])) |
| { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| } |
| |
| cairo_mesh_pattern_begin_patch (pat); |
| cairo_mesh_pattern_move_to (pat, 0, 0); |
| cairo_mesh_pattern_line_to (pat, 1, 0); |
| cairo_mesh_pattern_line_to (pat, 1, 1); |
| cairo_mesh_pattern_set_corner_color_rgb (pat, 0, 1, 1, 1); |
| cairo_mesh_pattern_end_patch (pat); |
| |
| for (i = 0; i < 4; i++) { |
| double corner_color[4] = { 1, 0, 0, 1 }; |
| double a, r, g, b; |
| |
| status = cairo_mesh_pattern_get_corner_color_rgba (pat, 1, i, |
| &r, &g, &b, &a); |
| CHECK_SUCCESS; |
| |
| if (!CAIRO_TEST_DOUBLE_EQUALS(a,corner_color[i]) || |
| !CAIRO_TEST_DOUBLE_EQUALS(r,corner_color[i]) || |
| !CAIRO_TEST_DOUBLE_EQUALS(g,corner_color[i]) || |
| !CAIRO_TEST_DOUBLE_EQUALS(b,corner_color[i])) |
| { |
| cairo_pattern_destroy (pat); |
| return CAIRO_TEST_FAILURE; |
| } |
| } |
| |
| cairo_pattern_destroy (pat); |
| } |
| |
| cairo_set_source_rgb (cr, 0, 1, 0); |
| cairo_paint (cr); |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (pattern_getters, |
| "Tests calls to pattern getter functions", |
| "pattern, api", /* keywords */ |
| NULL, /* requirements */ |
| 1, 1, |
| NULL, draw) |