Behdad Esfahbod | 379e526 | 2022-02-14 15:02:31 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2022 Behdad Esfahbod |
| 3 | * |
| 4 | * This is part of HarfBuzz, a text shaping library. |
| 5 | * |
| 6 | * Permission is hereby granted, without written agreement and without |
| 7 | * license or royalty fees, to use, copy, modify, and distribute this |
| 8 | * software and its documentation for any purpose, provided that the |
| 9 | * above copyright notice and the following two paragraphs appear in |
| 10 | * all copies of this software. |
| 11 | * |
| 12 | * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
| 13 | * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
| 14 | * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN |
| 15 | * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
| 16 | * DAMAGE. |
| 17 | * |
| 18 | * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
| 19 | * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS |
| 21 | * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
| 22 | * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
| 23 | */ |
| 24 | |
| 25 | #include "hb-test.h" |
| 26 | |
| 27 | #include <hb.h> |
| 28 | |
| 29 | static void |
| 30 | test_maxp_and_hmtx (void) |
| 31 | { |
| 32 | hb_face_t *face; |
| 33 | hb_font_t *font; |
| 34 | |
| 35 | const char maxp_data[] = "\x00\x00\x50\x00" // version |
| 36 | "\x00\x05" // numGlyphs |
| 37 | ; |
| 38 | const char loca_data[18] = ""; |
| 39 | const char hhea_data[36] = |
| 40 | "\x00\x01\x00\x00" /* FixedVersion<>version; * 0x00010000u for version 1.0. */ |
| 41 | "\x02\x00" /* FWORD ascender; * Typographic ascent. */ |
| 42 | "\x00\x10" /* FWORD descender; * Typographic descent. */ |
| 43 | "\x00\x00" /* FWORD lineGap; * Typographic line gap. */ |
| 44 | "\x00\x00" /* UFWORD advanceMax; * Maximum advance width/height value in metrics table. */ |
| 45 | "\x00\x00" /* FWORD minLeadingBearing; * Minimum left/top sidebearing value in metrics table. */ |
| 46 | "\x00\x00" /* FWORD minTrailingBearing; * Minimum right/bottom sidebearing value; */ |
| 47 | "\x01\x00" /* FWORD maxExtent; * horizontal: Max(lsb + (xMax - xMin)), */ |
| 48 | "\x00\x00" /* HBINT16 caretSlopeRise; * Used to calculate the slope of the,*/ |
| 49 | "\x00\x00" /* HBINT16 caretSlopeRun; * 0 for vertical caret, 1 for horizontal. */ |
| 50 | "\x00\x00" /* HBINT16 caretOffset; * The amount by which a slanted */ |
| 51 | "\x00\x00" /* HBINT16 reserved1; * Set to 0. */ |
| 52 | "\x00\x00" /* HBINT16 reserved2; * Set to 0. */ |
| 53 | "\x00\x00" /* HBINT16 reserved3; * Set to 0. */ |
| 54 | "\x00\x00" /* HBINT16 reserved4; * Set to 0. */ |
| 55 | "\x00\x00" /* HBINT16 metricDataFormat; * 0 for current format. */ |
| 56 | "\x00\x02" /* HBUINT16 numberOfLongMetrics; * Number of LongMetric entries in metric table. */ |
| 57 | ; |
| 58 | const char hmtx_data[18] = |
| 59 | "\x00\x01\x00\x02" /* glyph 0 advance lsb */ |
| 60 | "\x00\x03\x00\x04" /* glyph 1 advance lsb */ |
| 61 | "\x00\x05" /* glyph 2 lsb */ |
| 62 | "\x00\x06" /* glyph 3 lsb */ |
| 63 | "\x00\x07" /* glyph 4 lsb */ |
| 64 | "\x00\x08" /* glyph 5 advance */ |
| 65 | "\x00\x09" /* glyph 6 advance */ |
| 66 | ; |
| 67 | |
| 68 | face = hb_face_builder_create (); |
| 69 | HB_FACE_ADD_TABLE (face, "maxp", maxp_data); |
| 70 | HB_FACE_ADD_TABLE (face, "loca", loca_data); |
| 71 | HB_FACE_ADD_TABLE (face, "hhea", hhea_data); |
| 72 | HB_FACE_ADD_TABLE (face, "hmtx", hmtx_data); |
| 73 | font = hb_font_create (face); |
| 74 | hb_face_destroy (face); |
| 75 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 0), ==, 1); |
| 76 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 1), ==, 3); |
| 77 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 2), ==, 3); |
| 78 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 3), ==, 3); |
| 79 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 4), ==, 3); |
Behdad Esfahbod | 4ab7e57 | 2022-08-12 12:17:37 -0600 | [diff] [blame] | 80 | #ifndef HB_NO_BEYOND_64K |
Behdad Esfahbod | 8b7ccc4 | 2022-02-15 14:15:12 -0600 | [diff] [blame] | 81 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 5), ==, 8); |
| 82 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 6), ==, 9); |
| 83 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 7), ==, 9); |
Behdad Esfahbod | 67eb9ac | 2022-02-15 17:17:49 -0600 | [diff] [blame] | 84 | #endif |
Behdad Esfahbod | 379e526 | 2022-02-14 15:02:31 -0600 | [diff] [blame] | 85 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 8), ==, 0); |
| 86 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font, 9), ==, 0); |
| 87 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font,10), ==, 0); |
| 88 | g_assert_cmpuint (hb_font_get_glyph_h_advance (font,11), ==, 0); |
| 89 | hb_font_destroy (font); |
| 90 | } |
| 91 | |
| 92 | |
| 93 | int |
| 94 | main (int argc, char **argv) |
| 95 | { |
| 96 | hb_test_init (&argc, &argv); |
| 97 | |
| 98 | hb_test_add (test_maxp_and_hmtx); |
| 99 | |
| 100 | return hb_test_run(); |
| 101 | } |