153 lines
4.5 KiB
C
153 lines
4.5 KiB
C
/*
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* Copyright © 2018 Adobe Systems Incorporated.
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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-subset-test.h" // for hb_subset_test_open_font
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#include <hb-ot.h>
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/* Unit tests for CFF/CFF2 glyph extents */
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static void
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test_extents_cff1 (void)
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{
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hb_face_t *face = hb_subset_test_open_font ("fonts/SourceSansPro-Regular.abc.otf");
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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, 1, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 52);
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g_assert_cmpint (extents.y_bearing, ==, 498);
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g_assert_cmpint (extents.width, ==, 381);
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g_assert_cmpint (extents.height, ==, -510);
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hb_font_destroy (font);
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}
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static void
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test_extents_cff1_legacyops (void)
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{
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hb_face_t *face = hb_subset_test_open_font ("fonts/cff1_legacyops.otf");
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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, 0, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 20);
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g_assert_cmpint (extents.y_bearing, ==, 800);
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g_assert_cmpint (extents.width, ==, 160);
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g_assert_cmpint (extents.height, ==, -810);
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hb_font_destroy (font);
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}
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static void
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test_extents_cff2 (void)
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{
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hb_face_t *face = hb_subset_test_open_font ("fonts/AdobeVFPrototype.abc.otf");
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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, 1, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 46);
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g_assert_cmpint (extents.y_bearing, ==, 487);
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g_assert_cmpint (extents.width, ==, 455);
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g_assert_cmpint (extents.height, ==, -500);
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float coords[2] = { 600.0f, 50.0f };
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hb_font_set_var_coords_design (font, coords, 2);
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result = hb_font_get_glyph_extents (font, 1, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 38);
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g_assert_cmpint (extents.y_bearing, ==, 493);
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g_assert_cmpint (extents.width, ==, 481);
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g_assert_cmpint (extents.height, ==, -508);
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hb_font_destroy (font);
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}
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static void
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test_extents_cff2_vsindex (void)
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{
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hb_face_t *face = hb_subset_test_open_font ("fonts/AdobeVFPrototype_vsindex.otf");
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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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float coords[2] = { 800.0f, 50.0f };
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hb_font_set_var_coords_design (font, coords, 2);
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bool result = hb_font_get_glyph_extents (font, 1, &extents);
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g_assert (result);
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g_assert_cmpint (extents.x_bearing, ==, 11);
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g_assert_cmpint (extents.y_bearing, ==, 656);
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g_assert_cmpint (extents.width, ==, 653);
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g_assert_cmpint (extents.height, ==, -656);
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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, ==, 7);
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g_assert_cmpint (extents.y_bearing, ==, 669);
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g_assert_cmpint (extents.width, ==, 650);
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g_assert_cmpint (extents.height, ==, -669);
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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_cff1);
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hb_test_add (test_extents_cff1_legacyops);
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hb_test_add (test_extents_cff2);
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hb_test_add (test_extents_cff2_vsindex);
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return hb_test_run ();
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}
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