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Diffstat (limited to 'test/font-matrix-translation.c')
| -rw-r--r-- | test/font-matrix-translation.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/test/font-matrix-translation.c b/test/font-matrix-translation.c deleted file mode 100644 index 465ac7cf4..000000000 --- a/test/font-matrix-translation.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * Copyright © 2006 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" - -#define TEXT_SIZE 12 -#define PAD 4 -#define TEXT "text" - -static cairo_bool_t -text_extents_equal (const cairo_text_extents_t *A, - const cairo_text_extents_t *B) -{ - return A->x_bearing == B->x_bearing && - A->y_bearing == B->y_bearing && - A->width == B->width && - A->height == B->height && - A->x_advance == B->x_advance && - A->y_advance == B->y_advance; -} - -static cairo_test_status_t -box_text (const cairo_test_context_t *ctx, cairo_t *cr, - const char *utf8, - double x, double y) -{ - double line_width; - cairo_text_extents_t extents = {0}, scaled_extents = {0}; - cairo_scaled_font_t *scaled_font; - cairo_status_t status; - - cairo_save (cr); - - cairo_text_extents (cr, utf8, &extents); - - scaled_font = cairo_get_scaled_font (cr); - cairo_scaled_font_text_extents (scaled_font, TEXT, &scaled_extents); - status = cairo_scaled_font_status (scaled_font); - if (status) - return cairo_test_status_from_status (ctx, status); - - if (! text_extents_equal (&extents, &scaled_extents)) { - cairo_test_log (ctx, - "Error: extents differ when they shouldn't:\n" - "cairo_text_extents(); extents (%g, %g, %g, %g, %g, %g)\n" - "cairo_scaled_font_text_extents(); extents (%g, %g, %g, %g, %g, %g)\n", - extents.x_bearing, extents.y_bearing, - extents.width, extents.height, - extents.x_advance, extents.y_advance, - scaled_extents.x_bearing, scaled_extents.y_bearing, - scaled_extents.width, scaled_extents.height, - scaled_extents.x_advance, scaled_extents.y_advance); - return CAIRO_TEST_FAILURE; - } - - line_width = cairo_get_line_width (cr); - cairo_rectangle (cr, - x + extents.x_bearing - line_width / 2, - y + extents.y_bearing - line_width / 2, - extents.width + line_width, - extents.height + line_width); - cairo_stroke (cr); - - cairo_move_to (cr, x, y); - cairo_show_text (cr, utf8); - - cairo_restore (cr); - - return CAIRO_TEST_SUCCESS; -} - -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_test_status_t status; - cairo_text_extents_t extents; - cairo_matrix_t matrix; - - cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */ - cairo_paint (cr); - - cairo_select_font_face (cr, CAIRO_TEST_FONT_FAMILY " Sans", - CAIRO_FONT_SLANT_NORMAL, - CAIRO_FONT_WEIGHT_NORMAL); - cairo_set_font_size (cr, TEXT_SIZE); - - cairo_translate (cr, PAD, PAD); - cairo_set_line_width (cr, 1.0); - - cairo_text_extents (cr, TEXT, &extents); - - /* Draw text and bounding box */ - cairo_set_source_rgb (cr, 0, 0, 0); /* black */ - status = box_text (ctx, cr, TEXT, 0, - extents.y_bearing); - if (status) - return status; - - /* Then draw again with the same coordinates, but with a font - * matrix to position the text below and shifted a bit to the - * right. */ - cairo_matrix_init_translate (&matrix, TEXT_SIZE / 2, TEXT_SIZE + PAD); - cairo_matrix_scale (&matrix, TEXT_SIZE, TEXT_SIZE); - cairo_set_font_matrix (cr, &matrix); - - cairo_set_source_rgb (cr, 0, 0, 1); /* blue */ - status = box_text (ctx, cr, TEXT, 0, - extents.y_bearing); - if (status) - return status; - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (font_matrix_translation, - "Test that translation in a font matrix can be used to offset a string", - "font", /* keywords */ - NULL, /* requirements */ - 38, 34, - NULL, draw) |