blob: 30064e51a8ec6af665c0f4f163afad5179ac19e4 [file] [log] [blame]
/*
* Copyright 2010 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Author: Chris Wilson <chris@chris-wilson.co.uk>
*/
#include "cairo-test.h"
/* Try to replicate the misbehaviour of show_glyphs() versus glyph_path()
* in the PDF backend reported by Ian Britten.
*/
static void
halo_around_path (cairo_t *cr, const char *str)
{
cairo_text_path (cr, str);
cairo_set_source_rgb (cr, 0, .5, 1);
cairo_stroke_preserve (cr);
cairo_set_source_rgb (cr, 1, .5, 0);
cairo_fill (cr);
}
static void
halo_around_text (cairo_t *cr, const char *str)
{
double x, y;
cairo_get_current_point (cr, &x, &y);
cairo_text_path (cr, str);
cairo_set_source_rgb (cr, 0, .5, 1);
cairo_stroke(cr);
cairo_set_source_rgb (cr, 1, .5, 0);
cairo_move_to (cr, x, y);
cairo_show_text (cr, str);
}
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
const char *string = "0123456789";
cairo_text_extents_t extents;
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
cairo_text_extents (cr, string, &extents);
cairo_set_font_size (cr, 12);
cairo_set_line_width (cr, 3);
cairo_move_to (cr, 9, 4 + extents.height);
halo_around_path (cr, string);
cairo_move_to (cr, 109, 4 + extents.height);
halo_around_text (cr, string);
cairo_set_font_size (cr, 6);
cairo_set_line_width (cr, 3);
cairo_move_to (cr, 19 + extents.width, 20 + extents.height);
halo_around_path (cr, "0");
cairo_move_to (cr, 119 + extents.width, 20 + extents.height);
halo_around_text (cr, "0");
cairo_set_font_size (cr, 64);
cairo_set_line_width (cr, 10);
cairo_move_to (cr, 8, 70);
halo_around_path (cr, "6");
cairo_move_to (cr, 32, 90);
halo_around_path (cr, "7");
cairo_move_to (cr, 108, 70);
halo_around_text (cr, "6");
cairo_move_to (cr, 132, 90);
halo_around_text (cr, "7");
return CAIRO_TEST_SUCCESS;
}
static cairo_test_status_t
draw_transform (cairo_t *cr, int width, int height)
{
const char *string = "0123456789";
cairo_text_extents_t extents;
cairo_translate (cr, 50, 50);
cairo_scale (cr, M_SQRT2, M_SQRT2);
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
cairo_text_extents (cr, string, &extents);
cairo_set_line_width (cr, 3);
cairo_move_to (cr, 9, 4 + extents.height);
halo_around_path (cr, string);
cairo_move_to (cr, 109, 4 + extents.height);
halo_around_text (cr, string);
cairo_set_font_size (cr, 6);
cairo_set_line_width (cr, 3);
cairo_move_to (cr, 19 + extents.width, 20 + extents.height);
halo_around_path (cr, "0");
cairo_move_to (cr, 119 + extents.width, 20 + extents.height);
halo_around_text (cr, "0");
cairo_set_font_size (cr, 64);
cairo_set_line_width (cr, 10);
cairo_move_to (cr, 8, 70);
halo_around_path (cr, "6");
cairo_move_to (cr, 32, 90);
halo_around_path (cr, "7");
cairo_move_to (cr, 108, 70);
halo_around_text (cr, "6");
cairo_move_to (cr, 132, 90);
halo_around_text (cr, "7");
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (halo,
"Check the show_glyphs() vs glyph_path()",
"text", /* keywords */
NULL, /* requirements */
200, 100,
NULL, draw)
CAIRO_TEST (halo_transform,
"Check the show_glyphs() vs glyph_path()",
"text", /* keywords */
NULL, /* requirements */
400, 200,
NULL, draw_transform)