110 lines
3.3 KiB
C
110 lines
3.3 KiB
C
/*
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* Copyright © 2019 Adobe Inc.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Adobe Author(s): Michiharu Ariza
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*/
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#include "hb-test.h"
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#include <hb-ot.h>
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/* Unit tests for glyph advance widths and extents of TrueType variable fonts */
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static void
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test_extents_tt_var (void)
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{
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hb_face_t *face = hb_test_open_font_file ("fonts/SourceSansVariable-Roman-nohvar-41,C1.ttf");
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g_assert (face);
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hb_font_t *font = hb_font_create (face);
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hb_face_destroy (face);
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g_assert (font);
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hb_ot_font_set_funcs (font);
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hb_glyph_extents_t extents;
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hb_bool_t result = hb_font_get_glyph_extents (font, 2, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 10);
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g_assert_cmpint (extents.y_bearing, ==, 846);
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g_assert_cmpint (extents.width, ==, 500);
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g_assert_cmpint (extents.height, ==, -846);
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float coords[1] = { 500.0f };
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hb_font_set_var_coords_design (font, coords, 1);
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result = hb_font_get_glyph_extents (font, 2, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 0);
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g_assert_cmpint (extents.y_bearing, ==, 875);
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g_assert_cmpint (extents.width, ==, 551);
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g_assert_cmpint (extents.height, ==, -875);
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hb_font_destroy (font);
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}
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static void
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test_advance_tt_var (void)
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{
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hb_face_t *face = hb_test_open_font_file ("fonts/SourceSansVariable-Roman-nohvar-41,C1.ttf");
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g_assert (face);
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hb_font_t *font = hb_font_create (face);
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hb_face_destroy (face);
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g_assert (font);
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hb_ot_font_set_funcs (font);
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hb_position_t x, y;
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hb_font_get_glyph_advance_for_direction(font, 2, HB_DIRECTION_LTR, &x, &y);
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g_assert_cmpint (x, ==, 520);
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g_assert_cmpint (y, ==, 0);
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hb_font_get_glyph_advance_for_direction(font, 2, HB_DIRECTION_TTB, &x, &y);
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g_assert_cmpint (x, ==, 0);
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g_assert_cmpint (y, ==, -1000);
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float coords[1] = { 500.0f };
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hb_font_set_var_coords_design (font, coords, 1);
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hb_font_get_glyph_advance_for_direction(font, 2, HB_DIRECTION_LTR, &x, &y);
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g_assert_cmpint (x, ==, 551);
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g_assert_cmpint (y, ==, 0);
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hb_font_get_glyph_advance_for_direction(font, 2, HB_DIRECTION_TTB, &x, &y);
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g_assert_cmpint (x, ==, 0);
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g_assert_cmpint (y, ==, -1000);
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hb_font_destroy (font);
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}
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int
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main (int argc, char **argv)
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{
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hb_test_init (&argc, &argv);
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hb_test_add (test_extents_tt_var);
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hb_test_add (test_advance_tt_var);
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return hb_test_run ();
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}
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