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cpdf_fontencoding.cpp
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1// Copyright 2016 The PDFium Authors
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#include "core/fpdfapi/font/cpdf_fontencoding.h"
8
9#include <iterator>
10
11#include "constants/font_encodings.h"
12#include "core/fpdfapi/parser/cpdf_array.h"
13#include "core/fpdfapi/parser/cpdf_dictionary.h"
14#include "core/fpdfapi/parser/cpdf_name.h"
15#include "core/fpdfapi/parser/cpdf_number.h"
16#include "core/fpdfapi/parser/fpdf_parser_decode.h"
17#include "core/fxge/fx_font.h"
18#include "core/fxge/fx_fontencoding.h"
19#include "third_party/abseil-cpp/absl/types/optional.h"
20
21namespace {
22
23const uint16_t kMSSymbolEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
24 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
25 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
26 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
27 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0x0021, 0x2200, 0x0023,
28 0x2203, 0x0025, 0x0026, 0x220b, 0x0028, 0x0029, 0x2217, 0x002b, 0x002c,
29 0x2212, 0x002e, 0x002f, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035,
30 0x0036, 0x0037, 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e,
31 0x003f, 0x2245, 0x0391, 0x0392, 0x03a7, 0x0394, 0x0395, 0x03a6, 0x0393,
32 0x0397, 0x0399, 0x03d1, 0x039a, 0x039b, 0x039c, 0x039d, 0x039f, 0x03a0,
33 0x0398, 0x03a1, 0x03a3, 0x03a4, 0x03a5, 0x03c2, 0x03a9, 0x039e, 0x03a8,
34 0x0396, 0x005b, 0x2234, 0x005d, 0x22a5, 0x005f, 0x203e, 0x03b1, 0x03b2,
35 0x03c7, 0x03b4, 0x03b5, 0x03c6, 0x03b3, 0x03b7, 0x03b9, 0x03d5, 0x03ba,
36 0x03bb, 0x03bc, 0x03bd, 0x03bf, 0x03c0, 0x03b8, 0x03c1, 0x03c3, 0x03c4,
37 0x03c5, 0x03d6, 0x03c9, 0x03be, 0x03c8, 0x03b6, 0x007b, 0x007c, 0x007d,
38 0x223c, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
39 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
40 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
41 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x03d2,
42 0x2032, 0x2264, 0x2215, 0x221e, 0x0192, 0x2663, 0x2666, 0x2664, 0x2660,
43 0x2194, 0x2190, 0x2191, 0x2192, 0x2193, 0x00b0, 0x00b1, 0x2033, 0x2265,
44 0x00d7, 0x221d, 0x2202, 0x2219, 0x00f7, 0x2260, 0x2261, 0x2248, 0x22ef,
45 0x0000, 0x0000, 0x21b5, 0x0000, 0x2111, 0x211c, 0x2118, 0x2297, 0x2295,
46 0x2205, 0x2229, 0x222a, 0x2283, 0x2287, 0x2284, 0x2282, 0x2286, 0x2208,
47 0x2209, 0x2220, 0x2207, 0x00ae, 0x00a9, 0x2122, 0x220f, 0x221a, 0x22c5,
48 0x00ac, 0x2227, 0x2228, 0x21d4, 0x21d0, 0x21d1, 0x21d2, 0x21d3, 0x25ca,
49 0x2329, 0x0000, 0x0000, 0x0000, 0x2211, 0x0000, 0x0000, 0x0000, 0x0000,
50 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x232a, 0x222b,
51 0x2320, 0x0000, 0x2321, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
52 0x0000, 0x0000, 0x0000, 0x0000};
53
54const uint16_t kStandardEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
55 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
56 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
57 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
58 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0x0021, 0x0022, 0x0023,
59 0x0024, 0x0025, 0x0026, 0x2019, 0x0028, 0x0029, 0x002a, 0x002b, 0x002c,
60 0x002d, 0x002e, 0x002f, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035,
61 0x0036, 0x0037, 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e,
62 0x003f, 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
63 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f, 0x0050,
64 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058, 0x0059,
65 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x005f, 0x2018, 0x0061, 0x0062,
66 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006a, 0x006b,
67 0x006c, 0x006d, 0x006e, 0x006f, 0x0070, 0x0071, 0x0072, 0x0073, 0x0074,
68 0x0075, 0x0076, 0x0077, 0x0078, 0x0079, 0x007a, 0x007b, 0x007c, 0x007d,
69 0x007e, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
70 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
71 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
72 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00a1,
73 0x00a2, 0x00a3, 0x2044, 0x00a5, 0x0192, 0x00a7, 0x00a4, 0x0027, 0x201c,
74 0x00ab, 0x2039, 0x203a, 0xfb01, 0xfb02, 0x0000, 0x2013, 0x2020, 0x2021,
75 0x00b7, 0x0000, 0x00b6, 0x2022, 0x201a, 0x201e, 0x201d, 0x00bb, 0x2026,
76 0x2030, 0x0000, 0x00bf, 0x0000, 0x0060, 0x00b4, 0x02c6, 0x02dc, 0x00af,
77 0x02d8, 0x02d9, 0x00a8, 0x0000, 0x02da, 0x00b8, 0x0000, 0x02dd, 0x02db,
78 0x02c7, 0x2014, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
79 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
80 0x00c6, 0x0000, 0x00aa, 0x0000, 0x0000, 0x0000, 0x0000, 0x0141, 0x00d8,
81 0x0152, 0x00ba, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00e6, 0x0000,
82 0x0000, 0x0000, 0x0131, 0x0000, 0x0000, 0x0142, 0x00f8, 0x0153, 0x00df,
83 0x0000, 0x0000, 0x0000, 0x0000};
84
85const uint16_t kMacRomanEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
86 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
87 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
88 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
89 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0x0021, 0x0022, 0x0023,
90 0x0024, 0x0025, 0x0026, 0x0027, 0x0028, 0x0029, 0x002a, 0x002b, 0x002c,
91 0x002d, 0x002e, 0x002f, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035,
92 0x0036, 0x0037, 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e,
93 0x003f, 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
94 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f, 0x0050,
95 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058, 0x0059,
96 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x005f, 0x0060, 0x0061, 0x0062,
97 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006a, 0x006b,
98 0x006c, 0x006d, 0x006e, 0x006f, 0x0070, 0x0071, 0x0072, 0x0073, 0x0074,
99 0x0075, 0x0076, 0x0077, 0x0078, 0x0079, 0x007a, 0x007b, 0x007c, 0x007d,
100 0x007e, 0x0000, 0x00c4, 0x00c5, 0x00c7, 0x00c9, 0x00d1, 0x00d6, 0x00dc,
101 0x00e1, 0x00e0, 0x00e2, 0x00e4, 0x00e3, 0x00e5, 0x00e7, 0x00e9, 0x00e8,
102 0x00ea, 0x00eb, 0x00ed, 0x00ec, 0x00ee, 0x00ef, 0x00f1, 0x00f3, 0x00f2,
103 0x00f4, 0x00f6, 0x00f5, 0x00fa, 0x00f9, 0x00fb, 0x00fc, 0x2020, 0x00b0,
104 0x00a2, 0x00a3, 0x00a7, 0x2022, 0x00b6, 0x00df, 0x00ae, 0x00a9, 0x2122,
105 0x00b4, 0x00a8, 0x0000, 0x00c6, 0x00d8, 0x0000, 0x00b1, 0x0000, 0x0000,
106 0x00a5, 0x00b5, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00aa, 0x00ba,
107 0x0000, 0x00e6, 0x00f8, 0x00bf, 0x00a3, 0x00ac, 0x0000, 0x0192, 0x0000,
108 0x0000, 0x00ab, 0x00bb, 0x2026, 0x0020, 0x00c0, 0x00c3, 0x00d5, 0x0152,
109 0x0153, 0x2013, 0x2014, 0x201c, 0x201d, 0x2018, 0x2019, 0x00f7, 0x0000,
110 0x00ff, 0x0178, 0x2044, 0x00a4, 0x2039, 0x203a, 0xfb01, 0xfb02, 0x2021,
111 0x00b7, 0x201a, 0x201e, 0x2030, 0x00c2, 0x00ca, 0x00c1, 0x00cb, 0x00c8,
112 0x00cd, 0x00ce, 0x00cf, 0x00cc, 0x00d3, 0x00d4, 0x0000, 0x00d2, 0x00da,
113 0x00db, 0x00d9, 0x0131, 0x02c6, 0x02dc, 0x00af, 0x02d8, 0x02d9, 0x02da,
114 0x00b8, 0x02dd, 0x02db, 0x02c7};
115
116const uint16_t kAdobeWinAnsiEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
117 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
118 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
119 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
120 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0x0021, 0x0022, 0x0023,
121 0x0024, 0x0025, 0x0026, 0x0027, 0x0028, 0x0029, 0x002a, 0x002b, 0x002c,
122 0x002d, 0x002e, 0x002f, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035,
123 0x0036, 0x0037, 0x0038, 0x0039, 0x003a, 0x003b, 0x003c, 0x003d, 0x003e,
124 0x003f, 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047,
125 0x0048, 0x0049, 0x004a, 0x004b, 0x004c, 0x004d, 0x004e, 0x004f, 0x0050,
126 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058, 0x0059,
127 0x005a, 0x005b, 0x005c, 0x005d, 0x005e, 0x005f, 0x0060, 0x0061, 0x0062,
128 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006a, 0x006b,
129 0x006c, 0x006d, 0x006e, 0x006f, 0x0070, 0x0071, 0x0072, 0x0073, 0x0074,
130 0x0075, 0x0076, 0x0077, 0x0078, 0x0079, 0x007a, 0x007b, 0x007c, 0x007d,
131 0x007e, 0x2022, 0x20ac, 0x2022, 0x201a, 0x0192, 0x201e, 0x2026, 0x2020,
132 0x2021, 0x02c6, 0x2030, 0x0160, 0x2039, 0x0152, 0x2022, 0x017d, 0x2022,
133 0x2022, 0x2018, 0x2019, 0x201c, 0x201d, 0x2022, 0x2013, 0x2014, 0x02dc,
134 0x2122, 0x0161, 0x203a, 0x0153, 0x2022, 0x017e, 0x0178, 0x0020, 0x00a1,
135 0x00a2, 0x00a3, 0x00a4, 0x00a5, 0x00a6, 0x00a7, 0x00a8, 0x00a9, 0x00aa,
136 0x00ab, 0x00ac, 0x002d, 0x00ae, 0x00af, 0x00b0, 0x00b1, 0x00b2, 0x00b3,
137 0x00b4, 0x00b5, 0x00b6, 0x00b7, 0x00b8, 0x00b9, 0x00ba, 0x00bb, 0x00bc,
138 0x00bd, 0x00be, 0x00bf, 0x00c0, 0x00c1, 0x00c2, 0x00c3, 0x00c4, 0x00c5,
139 0x00c6, 0x00c7, 0x00c8, 0x00c9, 0x00ca, 0x00cb, 0x00cc, 0x00cd, 0x00ce,
140 0x00cf, 0x00d0, 0x00d1, 0x00d2, 0x00d3, 0x00d4, 0x00d5, 0x00d6, 0x00d7,
141 0x00d8, 0x00d9, 0x00da, 0x00db, 0x00dc, 0x00dd, 0x00de, 0x00df, 0x00e0,
142 0x00e1, 0x00e2, 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9,
143 0x00ea, 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef, 0x00f0, 0x00f1, 0x00f2,
144 0x00f3, 0x00f4, 0x00f5, 0x00f6, 0x00f7, 0x00f8, 0x00f9, 0x00fa, 0x00fb,
145 0x00fc, 0x00fd, 0x00fe, 0x00ff};
146
147const uint16_t kMacExpertEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
148 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
149 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
150 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
151 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0xf721, 0xf6f8, 0xf7a2,
152 0xf724, 0xf6e4, 0xf726, 0xf7b4, 0x207d, 0x207e, 0x2025, 0x2024, 0x002c,
153 0x002d, 0x002e, 0x2044, 0xf730, 0xf731, 0xf732, 0xf733, 0xf734, 0xf735,
154 0xf736, 0xf737, 0xf738, 0xf739, 0x003a, 0x003b, 0x0000, 0xf6de, 0x0000,
155 0xf73f, 0x0000, 0x0000, 0x0000, 0x0000, 0xf7f0, 0x0000, 0x0000, 0x00bc,
156 0x00bd, 0x00be, 0x215b, 0x215c, 0x215d, 0x215e, 0x2153, 0x2154, 0x0000,
157 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0xfb00, 0xfb01, 0xfb02, 0xfb03,
158 0xfb04, 0x208d, 0x0000, 0x208e, 0xf6f6, 0xf6e5, 0xf760, 0xf761, 0xf762,
159 0xf763, 0xf764, 0xf765, 0xf766, 0xf767, 0xf768, 0xf769, 0xf76a, 0xf76b,
160 0xf76c, 0xf76d, 0xf76e, 0xf76f, 0xf770, 0xf771, 0xf772, 0xf773, 0xf774,
161 0xf775, 0xf776, 0xf777, 0xf778, 0xf779, 0xf77a, 0x20a1, 0xf6dc, 0xf6dd,
162 0xf6fe, 0x0000, 0x0000, 0xf6e9, 0xf6e0, 0x0000, 0x0000, 0x0000, 0x0000,
163 0xf7e1, 0xf7e0, 0xf7e2, 0xf7e4, 0xf7e3, 0xf7e5, 0xf7e7, 0xf7e9, 0xf7e8,
164 0xf7ea, 0xf7eb, 0xf7ed, 0xf7ec, 0xf7ee, 0xf7ef, 0xf7f1, 0xf7f3, 0xf7f2,
165 0xf7f4, 0xf7f6, 0xf7f5, 0xf7fa, 0xf7f9, 0xf7fb, 0xf7fc, 0x0000, 0x2078,
166 0x2084, 0x2083, 0x2086, 0x2088, 0x2087, 0xf6fd, 0x0000, 0xf6df, 0x2082,
167 0x0000, 0xf7a8, 0x0000, 0xf6f5, 0xf6fd, 0x2085, 0x0000, 0xf6e1, 0xf6e7,
168 0xf7fd, 0x0000, 0xf6e3, 0x0000, 0x0000, 0xf7fe, 0x0000, 0x2089, 0x2080,
169 0xf6ff, 0xf7e6, 0xf7f8, 0xf7bf, 0x2081, 0xf6e9, 0x0000, 0x0000, 0x0000,
170 0x0000, 0x0000, 0x0000, 0xf7b8, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
171 0xf6fa, 0x2012, 0xf6e6, 0x0000, 0x0000, 0x0000, 0x0000, 0xf7a1, 0x0000,
172 0xf7ff, 0x0000, 0x00b9, 0x00b2, 0x00b3, 0x2074, 0x2075, 0x2076, 0x2077,
173 0x2079, 0x2070, 0x0000, 0xf6ec, 0xf6f1, 0x0000, 0x0000, 0x0000, 0xf6ed,
174 0xf6f2, 0xf6eb, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0xf6ee, 0xf6fb,
175 0xf6f4, 0xf7af, 0xf6ea, 0x207f, 0xf6ef, 0xf6e2, 0xf6e8, 0xf6f7, 0xf6fc,
176 0x0000, 0x0000, 0x0000, 0x0000};
177
178const uint16_t kAdobeSymbolEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
179 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
180 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
181 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
182 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0x0021, 0x2200, 0x0023,
183 0x2203, 0x0025, 0x0026, 0x220B, 0x0028, 0x0029, 0x2217, 0x002B, 0x002C,
184 0x2212, 0x002E, 0x002F, 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035,
185 0x0036, 0x0037, 0x0038, 0x0039, 0x003A, 0x003B, 0x003C, 0x003D, 0x003E,
186 0x003F, 0x2245, 0x0391, 0x0392, 0x03A7, 0x0394, 0x0395, 0x03A6, 0x0393,
187 0x0397, 0x0399, 0x03D1, 0x039A, 0x039B, 0x039C, 0x039D, 0x039F, 0x03A0,
188 0x0398, 0x03A1, 0x03A3, 0x03A4, 0x03A5, 0x03C2, 0x03A9, 0x039E, 0x03A8,
189 0x0396, 0x005B, 0x2234, 0x005D, 0x22A5, 0x005F, 0xF8E5, 0x03B1, 0x03B2,
190 0x03C7, 0x03B4, 0x03B5, 0x03C6, 0x03B3, 0x03B7, 0x03B9, 0x03D5, 0x03BA,
191 0x03BB, 0x03BC, 0x03BD, 0x03BF, 0x03C0, 0x03B8, 0x03C1, 0x03C3, 0x03C4,
192 0x03C5, 0x03D6, 0x03C9, 0x03BE, 0x03C8, 0x03B6, 0x007B, 0x007C, 0x007D,
193 0x223C, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
194 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
195 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
196 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x20AC, 0x03D2,
197 0x2032, 0x2264, 0x2044, 0x221E, 0x0192, 0x2663, 0x2666, 0x2665, 0x2660,
198 0x2194, 0x2190, 0x2191, 0x2192, 0x2193, 0x00B0, 0x00B1, 0x2033, 0x2265,
199 0x00D7, 0x221D, 0x2202, 0x2022, 0x00F7, 0x2260, 0x2261, 0x2248, 0x2026,
200 0xF8E6, 0xF8E7, 0x21B5, 0x2135, 0x2111, 0x211C, 0x2118, 0x2297, 0x2295,
201 0x2205, 0x2229, 0x222A, 0x2283, 0x2287, 0x2284, 0x2282, 0x2286, 0x2208,
202 0x2209, 0x2220, 0x2207, 0xF6DA, 0xF6D9, 0xF6DB, 0x220F, 0x221A, 0x22C5,
203 0x00AC, 0x2227, 0x2228, 0x21D4, 0x21D0, 0x21D1, 0x21D2, 0x21D3, 0x25CA,
204 0x2329, 0xF8E8, 0xF8E9, 0xF8EA, 0x2211, 0xF8EB, 0xF8EC, 0xF8ED, 0xF8EE,
205 0xF8EF, 0xF8F0, 0xF8F1, 0xF8F2, 0xF8F3, 0xF8F4, 0x0000, 0x232A, 0x222B,
206 0x2320, 0xF8F5, 0x2321, 0xF8F6, 0xF8F7, 0xF8F8, 0xF8F9, 0xF8FA, 0xF8FB,
207 0xF8FC, 0xF8FD, 0xF8FE, 0x0000,
208};
209
210const uint16_t kZapfEncoding[CPDF_FontEncoding::kEncodingTableSize] = {
211 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
212 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
213 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
214 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, 0x2701, 0x2702, 0x2703,
215 0x2704, 0x260E, 0x2706, 0x2707, 0x2708, 0x2709, 0x261B, 0x261E, 0x270C,
216 0x270D, 0x270E, 0x270F, 0x2710, 0x2711, 0x2712, 0x2713, 0x2714, 0x2715,
217 0x2716, 0x2717, 0x2718, 0x2719, 0x271A, 0x271B, 0x271C, 0x271D, 0x271E,
218 0x271F, 0x2720, 0x2721, 0x2722, 0x2723, 0x2724, 0x2725, 0x2726, 0x2727,
219 0x2605, 0x2729, 0x272A, 0x272B, 0x272C, 0x272D, 0x272E, 0x272F, 0x2730,
220 0x2731, 0x2732, 0x2733, 0x2734, 0x2735, 0x2736, 0x2737, 0x2738, 0x2739,
221 0x273A, 0x273B, 0x273C, 0x273D, 0x273E, 0x273F, 0x2740, 0x2741, 0x2742,
222 0x2743, 0x2744, 0x2745, 0x2746, 0x2747, 0x2748, 0x2749, 0x274A, 0x274B,
223 0x25CF, 0x274D, 0x25A0, 0x274F, 0x2750, 0x2751, 0x2752, 0x25B2, 0x25BC,
224 0x25C6, 0x2756, 0x25D7, 0x2758, 0x2759, 0x275A, 0x275B, 0x275C, 0x275D,
225 0x275E, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
226 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
227 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
228 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2761,
229 0x2762, 0x2763, 0x2764, 0x2765, 0x2766, 0x2767, 0x2663, 0x2666, 0x2665,
230 0x2660, 0x2460, 0x2461, 0x2462, 0x2463, 0x2464, 0x2465, 0x2466, 0x2467,
231 0x2468, 0x2469, 0x2776, 0x2777, 0x2778, 0x2779, 0x277A, 0x277B, 0x277C,
232 0x277D, 0x277E, 0x277F, 0x2780, 0x2781, 0x2782, 0x2783, 0x2784, 0x2785,
233 0x2786, 0x2787, 0x2788, 0x2789, 0x278A, 0x278B, 0x278C, 0x278D, 0x278E,
234 0x278F, 0x2790, 0x2791, 0x2792, 0x2793, 0x2794, 0x2192, 0x2194, 0x2195,
235 0x2798, 0x2799, 0x279A, 0x279B, 0x279C, 0x279D, 0x279E, 0x279F, 0x27A0,
236 0x27A1, 0x27A2, 0x27A3, 0x27A4, 0x27A5, 0x27A6, 0x27A7, 0x27A8, 0x27A9,
237 0x27AA, 0x27AB, 0x27AC, 0x27AD, 0x27AE, 0x27AF, 0x0000, 0x27B1, 0x27B2,
238 0x27B3, 0x27B4, 0x27B5, 0x27B6, 0x27B7, 0x27B8, 0x27B9, 0x27BA, 0x27BB,
239 0x27BC, 0x27BD, 0x27BE, 0x0000,
240};
241
242constexpr size_t kEncodingTableFirstChar = 32;
243constexpr size_t kEncodingNamesTableSize =
244 CPDF_FontEncoding::kEncodingTableSize - kEncodingTableFirstChar;
245constexpr size_t kPDFDocEncodingTableFirstChar = 24;
246constexpr size_t kPDFDocEncodingNamesTableSize =
247 CPDF_FontEncoding::kEncodingTableSize - kPDFDocEncodingTableFirstChar;
248
249const char* const kStandardEncodingNames[kEncodingNamesTableSize] = {
250 "space",
251 "exclam",
252 "quotedbl",
253 "numbersign",
254 "dollar",
255 "percent",
256 "ampersand",
257 "quoteright",
258 "parenleft",
259 "parenright",
260 "asterisk",
261 "plus",
262 "comma",
263 "hyphen",
264 "period",
265 "slash",
266 "zero",
267 "one",
268 "two",
269 "three",
270 "four",
271 "five",
272 "six",
273 "seven",
274 "eight",
275 "nine",
276 "colon",
277 "semicolon",
278 "less",
279 "equal",
280 "greater",
281 "question",
282 "at",
283 "A",
284 "B",
285 "C",
286 "D",
287 "E",
288 "F",
289 "G",
290 "H",
291 "I",
292 "J",
293 "K",
294 "L",
295 "M",
296 "N",
297 "O",
298 "P",
299 "Q",
300 "R",
301 "S",
302 "T",
303 "U",
304 "V",
305 "W",
306 "X",
307 "Y",
308 "Z",
309 "bracketleft",
310 "backslash",
311 "bracketright",
312 "asciicircum",
313 "underscore",
314 "quoteleft",
315 "a",
316 "b",
317 "c",
318 "d",
319 "e",
320 "f",
321 "g",
322 "h",
323 "i",
324 "j",
325 "k",
326 "l",
327 "m",
328 "n",
329 "o",
330 "p",
331 "q",
332 "r",
333 "s",
334 "t",
335 "u",
336 "v",
337 "w",
338 "x",
339 "y",
340 "z",
341 "braceleft",
342 "bar",
343 "braceright",
344 "asciitilde",
345 nullptr,
346 nullptr,
347 nullptr,
348 nullptr,
349 nullptr,
350 nullptr,
351 nullptr,
352 nullptr,
353 nullptr,
354 nullptr,
355 nullptr,
356 nullptr,
357 nullptr,
358 nullptr,
359 nullptr,
360 nullptr,
361 nullptr,
362 nullptr,
363 nullptr,
364 nullptr,
365 nullptr,
366 nullptr,
367 nullptr,
368 nullptr,
369 nullptr,
370 nullptr,
371 nullptr,
372 nullptr,
373 nullptr,
374 nullptr,
375 nullptr,
376 nullptr,
377 nullptr,
378 nullptr,
379 "exclamdown",
380 "cent",
381 "sterling",
382 "fraction",
383 "yen",
384 "florin",
385 "section",
386 "currency",
387 "quotesingle",
388 "quotedblleft",
389 "guillemotleft",
390 "guilsinglleft",
391 "guilsinglright",
392 "fi",
393 "fl",
394 nullptr,
395 "endash",
396 "dagger",
397 "daggerdbl",
398 "periodcentered",
399 nullptr,
400 "paragraph",
401 "bullet",
402 "quotesinglbase",
403 "quotedblbase",
404 "quotedblright",
405 "guillemotright",
406 "ellipsis",
407 "perthousand",
408 nullptr,
409 "questiondown",
410 nullptr,
411 "grave",
412 "acute",
413 "circumflex",
414 "tilde",
415 "macron",
416 "breve",
417 "dotaccent",
418 "dieresis",
419 nullptr,
420 "ring",
421 "cedilla",
422 nullptr,
423 "hungarumlaut",
424 "ogonek",
425 "caron",
426 "emdash",
427 nullptr,
428 nullptr,
429 nullptr,
430 nullptr,
431 nullptr,
432 nullptr,
433 nullptr,
434 nullptr,
435 nullptr,
436 nullptr,
437 nullptr,
438 nullptr,
439 nullptr,
440 nullptr,
441 nullptr,
442 nullptr,
443 "AE",
444 nullptr,
445 "ordfeminine",
446 nullptr,
447 nullptr,
448 nullptr,
449 nullptr,
450 "Lslash",
451 "Oslash",
452 "OE",
453 "ordmasculine",
454 nullptr,
455 nullptr,
456 nullptr,
457 nullptr,
458 nullptr,
459 "ae",
460 nullptr,
461 nullptr,
462 nullptr,
463 "dotlessi",
464 nullptr,
465 nullptr,
466 "lslash",
467 "oslash",
468 "oe",
469 "germandbls",
470 nullptr,
471 nullptr,
472 nullptr,
473 nullptr,
474};
475
476const char* const kAdobeWinAnsiEncodingNames[kEncodingNamesTableSize] = {
477 "space",
478 "exclam",
479 "quotedbl",
480 "numbersign",
481 "dollar",
482 "percent",
483 "ampersand",
484 "quotesingle",
485 "parenleft",
486 "parenright",
487 "asterisk",
488 "plus",
489 "comma",
490 "hyphen",
491 "period",
492 "slash",
493 "zero",
494 "one",
495 "two",
496 "three",
497 "four",
498 "five",
499 "six",
500 "seven",
501 "eight",
502 "nine",
503 "colon",
504 "semicolon",
505 "less",
506 "equal",
507 "greater",
508 "question",
509 "at",
510 "A",
511 "B",
512 "C",
513 "D",
514 "E",
515 "F",
516 "G",
517 "H",
518 "I",
519 "J",
520 "K",
521 "L",
522 "M",
523 "N",
524 "O",
525 "P",
526 "Q",
527 "R",
528 "S",
529 "T",
530 "U",
531 "V",
532 "W",
533 "X",
534 "Y",
535 "Z",
536 "bracketleft",
537 "backslash",
538 "bracketright",
539 "asciicircum",
540 "underscore",
541 "grave",
542 "a",
543 "b",
544 "c",
545 "d",
546 "e",
547 "f",
548 "g",
549 "h",
550 "i",
551 "j",
552 "k",
553 "l",
554 "m",
555 "n",
556 "o",
557 "p",
558 "q",
559 "r",
560 "s",
561 "t",
562 "u",
563 "v",
564 "w",
565 "x",
566 "y",
567 "z",
568 "braceleft",
569 "bar",
570 "braceright",
571 "asciitilde",
572 "bullet",
573 "Euro",
574 "bullet",
575 "quotesinglbase",
576 "florin",
577 "quotedblbase",
578 "ellipsis",
579 "dagger",
580 "daggerdbl",
581 "circumflex",
582 "perthousand",
583 "Scaron",
584 "guilsinglleft",
585 "OE",
586 "bullet",
587 "Zcaron",
588 "bullet",
589 "bullet",
590 "quoteleft",
591 "quoteright",
592 "quotedblleft",
593 "quotedblright",
594 "bullet",
595 "endash",
596 "emdash",
597 "tilde",
598 "trademark",
599 "scaron",
600 "guilsinglright",
601 "oe",
602 "bullet",
603 "zcaron",
604 "Ydieresis",
605 "space",
606 "exclamdown",
607 "cent",
608 "sterling",
609 "currency",
610 "yen",
611 "brokenbar",
612 "section",
613 "dieresis",
614 "copyright",
615 "ordfeminine",
616 "guillemotleft",
617 "logicalnot",
618 "hyphen",
619 "registered",
620 "macron",
621 "degree",
622 "plusminus",
623 "twosuperior",
624 "threesuperior",
625 "acute",
626 "mu",
627 "paragraph",
628 "periodcentered",
629 "cedilla",
630 "onesuperior",
631 "ordmasculine",
632 "guillemotright",
633 "onequarter",
634 "onehalf",
635 "threequarters",
636 "questiondown",
637 "Agrave",
638 "Aacute",
639 "Acircumflex",
640 "Atilde",
641 "Adieresis",
642 "Aring",
643 "AE",
644 "Ccedilla",
645 "Egrave",
646 "Eacute",
647 "Ecircumflex",
648 "Edieresis",
649 "Igrave",
650 "Iacute",
651 "Icircumflex",
652 "Idieresis",
653 "Eth",
654 "Ntilde",
655 "Ograve",
656 "Oacute",
657 "Ocircumflex",
658 "Otilde",
659 "Odieresis",
660 "multiply",
661 "Oslash",
662 "Ugrave",
663 "Uacute",
664 "Ucircumflex",
665 "Udieresis",
666 "Yacute",
667 "Thorn",
668 "germandbls",
669 "agrave",
670 "aacute",
671 "acircumflex",
672 "atilde",
673 "adieresis",
674 "aring",
675 "ae",
676 "ccedilla",
677 "egrave",
678 "eacute",
679 "ecircumflex",
680 "edieresis",
681 "igrave",
682 "iacute",
683 "icircumflex",
684 "idieresis",
685 "eth",
686 "ntilde",
687 "ograve",
688 "oacute",
689 "ocircumflex",
690 "otilde",
691 "odieresis",
692 "divide",
693 "oslash",
694 "ugrave",
695 "uacute",
696 "ucircumflex",
697 "udieresis",
698 "yacute",
699 "thorn",
700 "ydieresis",
701};
702
703const char* const kMacRomanEncodingNames[kEncodingNamesTableSize] = {
704 "space",
705 "exclam",
706 "quotedbl",
707 "numbersign",
708 "dollar",
709 "percent",
710 "ampersand",
711 "quotesingle",
712 "parenleft",
713 "parenright",
714 "asterisk",
715 "plus",
716 "comma",
717 "hyphen",
718 "period",
719 "slash",
720 "zero",
721 "one",
722 "two",
723 "three",
724 "four",
725 "five",
726 "six",
727 "seven",
728 "eight",
729 "nine",
730 "colon",
731 "semicolon",
732 "less",
733 "equal",
734 "greater",
735 "question",
736 "at",
737 "A",
738 "B",
739 "C",
740 "D",
741 "E",
742 "F",
743 "G",
744 "H",
745 "I",
746 "J",
747 "K",
748 "L",
749 "M",
750 "N",
751 "O",
752 "P",
753 "Q",
754 "R",
755 "S",
756 "T",
757 "U",
758 "V",
759 "W",
760 "X",
761 "Y",
762 "Z",
763 "bracketleft",
764 "backslash",
765 "bracketright",
766 "asciicircum",
767 "underscore",
768 "grave",
769 "a",
770 "b",
771 "c",
772 "d",
773 "e",
774 "f",
775 "g",
776 "h",
777 "i",
778 "j",
779 "k",
780 "l",
781 "m",
782 "n",
783 "o",
784 "p",
785 "q",
786 "r",
787 "s",
788 "t",
789 "u",
790 "v",
791 "w",
792 "x",
793 "y",
794 "z",
795 "braceleft",
796 "bar",
797 "braceright",
798 "asciitilde",
799 nullptr,
800 "Adieresis",
801 "Aring",
802 "Ccedilla",
803 "Eacute",
804 "Ntilde",
805 "Odieresis",
806 "Udieresis",
807 "aacute",
808 "agrave",
809 "acircumflex",
810 "adieresis",
811 "atilde",
812 "aring",
813 "ccedilla",
814 "eacute",
815 "egrave",
816 "ecircumflex",
817 "edieresis",
818 "iacute",
819 "igrave",
820 "icircumflex",
821 "idieresis",
822 "ntilde",
823 "oacute",
824 "ograve",
825 "ocircumflex",
826 "odieresis",
827 "otilde",
828 "uacute",
829 "ugrave",
830 "ucircumflex",
831 "udieresis",
832 "dagger",
833 "degree",
834 "cent",
835 "sterling",
836 "section",
837 "bullet",
838 "paragraph",
839 "germandbls",
840 "registered",
841 "copyright",
842 "trademark",
843 "acute",
844 "dieresis",
845 "notequal",
846 "AE",
847 "Oslash",
848 "infinity",
849 "plusminus",
850 "lessequal",
851 "greaterequal",
852 "yen",
853 "mu",
854 "partialdiff",
855 "summation",
856 "product",
857 "pi",
858 "integral",
859 "ordfeminine",
860 "ordmasculine",
861 "Omega",
862 "ae",
863 "oslash",
864 "questiondown",
865 "exclamdown",
866 "logicalnot",
867 "radical",
868 "florin",
869 "approxequal",
870 "Delta",
871 "guillemotleft",
872 "guillemotright",
873 "ellipsis",
874 "space",
875 "Agrave",
876 "Atilde",
877 "Otilde",
878 "OE",
879 "oe",
880 "endash",
881 "emdash",
882 "quotedblleft",
883 "quotedblright",
884 "quoteleft",
885 "quoteright",
886 "divide",
887 "lozenge",
888 "ydieresis",
889 "Ydieresis",
890 "fraction",
891 "currency",
892 "guilsinglleft",
893 "guilsinglright",
894 "fi",
895 "fl",
896 "daggerdbl",
897 "periodcentered",
898 "quotesinglbase",
899 "quotedblbase",
900 "perthousand",
901 "Acircumflex",
902 "Ecircumflex",
903 "Aacute",
904 "Edieresis",
905 "Egrave",
906 "Iacute",
907 "Icircumflex",
908 "Idieresis",
909 "Igrave",
910 "Oacute",
911 "Ocircumflex",
912 "apple",
913 "Ograve",
914 "Uacute",
915 "Ucircumflex",
916 "Ugrave",
917 "dotlessi",
918 "circumflex",
919 "tilde",
920 "macron",
921 "breve",
922 "dotaccent",
923 "ring",
924 "cedilla",
925 "hungarumlaut",
926 "ogonek",
927 "caron",
928};
929
930const char* const kMacExpertEncodingNames[kEncodingNamesTableSize] = {
931 "space",
932 "exclamsmall",
933 "Hungarumlautsmall",
934 "centoldstyle",
935 "dollaroldstyle",
936 "dollarsuperior",
937 "ampersandsmall",
938 "Acutesmall",
939 "parenleftsuperior",
940 "parenrightsuperior",
941 "twodotenleader",
942 "onedotenleader",
943 "comma",
944 "hyphen",
945 "period",
946 "fraction",
947 "zerooldstyle",
948 "oneoldstyle",
949 "twooldstyle",
950 "threeoldstyle",
951 "fouroldstyle",
952 "fiveoldstyle",
953 "sixoldstyle",
954 "sevenoldstyle",
955 "eightoldstyle",
956 "nineoldstyle",
957 "colon",
958 "semicolon",
959 nullptr,
960 "threequartersemdash",
961 nullptr,
962 "questionsmall",
963 nullptr,
964 nullptr,
965 nullptr,
966 nullptr,
967 "Ethsmall",
968 nullptr,
969 nullptr,
970 "onequarter",
971 "onehalf",
972 "threequarters",
973 "oneeighth",
974 "threeeighths",
975 "fiveeighths",
976 "seveneighths",
977 "onethird",
978 "twothirds",
979 nullptr,
980 nullptr,
981 nullptr,
982 nullptr,
983 nullptr,
984 nullptr,
985 "ff",
986 "fi",
987 "fl",
988 "ffi",
989 "ffl",
990 "parenleftinferior",
991 nullptr,
992 "parenrightinferior",
993 "Circumflexsmall",
994 "hypheninferior",
995 "Gravesmall",
996 "Asmall",
997 "Bsmall",
998 "Csmall",
999 "Dsmall",
1000 "Esmall",
1001 "Fsmall",
1002 "Gsmall",
1003 "Hsmall",
1004 "Ismall",
1005 "Jsmall",
1006 "Ksmall",
1007 "Lsmall",
1008 "Msmall",
1009 "Nsmall",
1010 "Osmall",
1011 "Psmall",
1012 "Qsmall",
1013 "Rsmall",
1014 "Ssmall",
1015 "Tsmall",
1016 "Usmall",
1017 "Vsmall",
1018 "Wsmall",
1019 "Xsmall",
1020 "Ysmall",
1021 "Zsmall",
1022 "colonmonetary",
1023 "onefitted",
1024 "rupiah",
1025 "Tildesmall",
1026 nullptr,
1027 nullptr,
1028 "asuperior",
1029 "centsuperior",
1030 nullptr,
1031 nullptr,
1032 nullptr,
1033 nullptr,
1034 "Aacutesmall",
1035 "Agravesmall",
1036 "Acircumflexsmall",
1037 "Adieresissmall",
1038 "Atildesmall",
1039 "Aringsmall",
1040 "Ccedillasmall",
1041 "Eacutesmall",
1042 "Egravesmall",
1043 "Ecircumflexsmall",
1044 "Edieresissmall",
1045 "Iacutesmall",
1046 "Igravesmall",
1047 "Icircumflexsmall",
1048 "Idieresissmall",
1049 "Ntildesmall",
1050 "Oacutesmall",
1051 "Ogravesmall",
1052 "Ocircumflexsmall",
1053 "Odieresissmall",
1054 "Otildesmall",
1055 "Uacutesmall",
1056 "Ugravesmall",
1057 "Ucircumflexsmall",
1058 "Udieresissmall",
1059 nullptr,
1060 "eightsuperior",
1061 "fourinferior",
1062 "threeinferior",
1063 "sixinferior",
1064 "eightinferior",
1065 "seveninferior",
1066 "Scaronsmall",
1067 nullptr,
1068 "centinferior",
1069 "twoinferior",
1070 nullptr,
1071 "Dieresissmall",
1072 nullptr,
1073 "Caronsmall",
1074 "Scaronsmall",
1075 "fiveinferior",
1076 nullptr,
1077 "commainferior",
1078 "periodinferior",
1079 "Yacutesmall",
1080 nullptr,
1081 "dollarinferior",
1082 nullptr,
1083 nullptr,
1084 "Thornsmall",
1085 nullptr,
1086 "nineinferior",
1087 "zeroinferior",
1088 "Zcaronsmall",
1089 "AEsmall",
1090 "Oslashsmall",
1091 "questiondownsmall",
1092 "oneinferior",
1093 "asuperior",
1094 nullptr,
1095 nullptr,
1096 nullptr,
1097 nullptr,
1098 nullptr,
1099 nullptr,
1100 "Cedillasmall",
1101 nullptr,
1102 nullptr,
1103 nullptr,
1104 nullptr,
1105 nullptr,
1106 "OEsmall",
1107 "figuredash",
1108 "hyphensuperior",
1109 nullptr,
1110 nullptr,
1111 nullptr,
1112 nullptr,
1113 "exclamdownsmall",
1114 nullptr,
1115 "Ydieresissmall",
1116 nullptr,
1117 "onesuperior",
1118 "twosuperior",
1119 "threesuperior",
1120 "foursuperior",
1121 "fivesuperior",
1122 "sixsuperior",
1123 "sevensuperior",
1124 "ninesuperior",
1125 "zerosuperior",
1126 nullptr,
1127 "esuperior",
1128 "rsuperior",
1129 nullptr,
1130 nullptr,
1131 nullptr,
1132 "isuperior",
1133 "ssuperior",
1134 "dsuperior",
1135 nullptr,
1136 nullptr,
1137 nullptr,
1138 nullptr,
1139 nullptr,
1140 "lsuperior",
1141 "Ogoneksmall",
1142 "Brevesmall",
1143 "Macronsmall",
1144 "bsuperior",
1145 "nsuperior",
1146 "msuperior",
1147 "commasuperior",
1148 "periodsuperior",
1149 "Dotaccentsmall",
1150 "Ringsmall",
1151 nullptr,
1152 nullptr,
1153 nullptr,
1154 nullptr,
1155};
1156
1157const char* const kPDFDocEncodingNames[kPDFDocEncodingNamesTableSize] = {
1158 "breve",
1159 "caron",
1160 "circumflex",
1161 "dotaccent",
1162 "hungarumlaut",
1163 "ogonek",
1164 "ring",
1165 "tilde",
1166 "space",
1167 "exclam",
1168 "quotedbl",
1169 "numbersign",
1170 "dollar",
1171 "percent",
1172 "ampersand",
1173 "quotesingle",
1174 "parenleft",
1175 "parenright",
1176 "asterisk",
1177 "plus",
1178 "comma",
1179 "hyphen",
1180 "period",
1181 "slash",
1182 "zero",
1183 "one",
1184 "two",
1185 "three",
1186 "four",
1187 "five",
1188 "six",
1189 "seven",
1190 "eight",
1191 "nine",
1192 "colon",
1193 "semicolon",
1194 "less",
1195 "equal",
1196 "greater",
1197 "question",
1198 "at",
1199 "A",
1200 "B",
1201 "C",
1202 "D",
1203 "E",
1204 "F",
1205 "G",
1206 "H",
1207 "I",
1208 "J",
1209 "K",
1210 "L",
1211 "M",
1212 "N",
1213 "O",
1214 "P",
1215 "Q",
1216 "R",
1217 "S",
1218 "T",
1219 "U",
1220 "V",
1221 "W",
1222 "X",
1223 "Y",
1224 "Z",
1225 "bracketleft",
1226 "backslash",
1227 "bracketright",
1228 "asciicircum",
1229 "underscore",
1230 "grave",
1231 "a",
1232 "b",
1233 "c",
1234 "d",
1235 "e",
1236 "f",
1237 "g",
1238 "h",
1239 "i",
1240 "j",
1241 "k",
1242 "l",
1243 "m",
1244 "n",
1245 "o",
1246 "p",
1247 "q",
1248 "r",
1249 "s",
1250 "t",
1251 "u",
1252 "v",
1253 "w",
1254 "x",
1255 "y",
1256 "z",
1257 "braceleft",
1258 "bar",
1259 "braceright",
1260 "asciitilde",
1261 nullptr,
1262 "bullet3",
1263 "dagger",
1264 "daggerdbl",
1265 "ellipsis",
1266 "emdash",
1267 "endash",
1268 "florin",
1269 "fraction",
1270 "guilsinglleft",
1271 "guilsinglright",
1272 "minus",
1273 "perthousand",
1274 "quotedblbase",
1275 "quotedblleft",
1276 "quotedblright",
1277 "quoteleft",
1278 "quoteright",
1279 "quotesinglbase",
1280 "trademark",
1281 "fi",
1282 "fl",
1283 "Lslash",
1284 "OE",
1285 "Scaron",
1286 "Ydieresis",
1287 "Zcaron2",
1288 "dotlessi",
1289 "lslash",
1290 "oe",
1291 "scaron",
1292 "zcaron2",
1293 nullptr,
1294 "Euro",
1295 "exclamdown",
1296 "cent",
1297 "sterling",
1298 "currency",
1299 "yen",
1300 "brokenbar",
1301 "section",
1302 "dieresis",
1303 "copyright",
1304 "ordfeminine",
1305 "guillemotleft4",
1306 "logicalnot",
1307 nullptr,
1308 "registered",
1309 "macron",
1310 "degree",
1311 "plusminus",
1312 "twosuperior",
1313 "threesuperior",
1314 "acute",
1315 "mu",
1316 "paragraph",
1317 "periodcentered",
1318 "cedilla",
1319 "onesuperior",
1320 "ordmasculine",
1321 "guillemotright4",
1322 "onequarter",
1323 "onehalf",
1324 "threequarters",
1325 "questiondown",
1326 "Agrave",
1327 "Aacute",
1328 "Acircumflex",
1329 "Atilde",
1330 "Adieresis",
1331 "Aring",
1332 "AE",
1333 "Ccedilla",
1334 "Egrave",
1335 "Eacute",
1336 "Ecircumflex",
1337 "Edieresis",
1338 "Igrave",
1339 "Iacute",
1340 "Icircumflex",
1341 "Idieresis",
1342 "Eth",
1343 "Ntilde",
1344 "Ograve",
1345 "Oacute",
1346 "Ocircumflex",
1347 "Otilde",
1348 "Odieresis",
1349 "multiply",
1350 "Oslash",
1351 "Ugrave",
1352 "Uacute",
1353 "Ucircumflex",
1354 "Udieresis",
1355 "Yacute",
1356 "Thorn",
1357 "germandbls",
1358 "agrave",
1359 "aacute",
1360 "acircumflex",
1361 "atilde",
1362 "adieresis",
1363 "aring",
1364 "ae",
1365 "ccedilla",
1366 "egrave",
1367 "eacute",
1368 "ecircumflex",
1369 "edieresis",
1370 "igrave",
1371 "iacute",
1372 "icircumflex",
1373 "idieresis",
1374 "eth",
1375 "ntilde",
1376 "ograve",
1377 "oacute",
1378 "ocircumflex",
1379 "otilde",
1380 "odieresis",
1381 "divide",
1382 "oslash",
1383 "ugrave",
1384 "uacute",
1385 "ucircumflex",
1386 "udieresis",
1387 "yacute",
1388 "thorn",
1389 "ydieresis",
1390};
1391
1392const char* const kAdobeSymbolEncodingNames[kEncodingNamesTableSize] = {
1393 "space",
1394 "exclam",
1395 "universal",
1396 "numbersign",
1397 "existential",
1398 "percent",
1399 "ampersand",
1400 "suchthat",
1401 "parenleft",
1402 "parenright",
1403 "asteriskmath",
1404 "plus",
1405 "comma",
1406 "minus",
1407 "period",
1408 "slash",
1409 "zero",
1410 "one",
1411 "two",
1412 "three",
1413 "four",
1414 "five",
1415 "six",
1416 "seven",
1417 "eight",
1418 "nine",
1419 "colon",
1420 "semicolon",
1421 "less",
1422 "equal",
1423 "greater",
1424 "question",
1425 "congruent",
1426 "Alpha",
1427 "Beta",
1428 "Chi",
1429 "Delta",
1430 "Epsilon",
1431 "Phi",
1432 "Gamma",
1433 "Eta",
1434 "Iota",
1435 "theta1",
1436 "Kappa",
1437 "Lambda",
1438 "Mu",
1439 "Nu",
1440 "Omicron",
1441 "Pi",
1442 "Theta",
1443 "Rho",
1444 "Sigma",
1445 "Tau",
1446 "Upsilon",
1447 "sigma1",
1448 "Omega",
1449 "Xi",
1450 "Psi",
1451 "Zeta",
1452 "bracketleft",
1453 "therefore",
1454 "bracketright",
1455 "perpendicular",
1456 "underscore",
1457 "radicalex",
1458 "alpha",
1459 "beta",
1460 "chi",
1461 "delta",
1462 "epsilon",
1463 "phi",
1464 "gamma",
1465 "eta",
1466 "iota",
1467 "phi1",
1468 "kappa",
1469 "lambda",
1470 "mu",
1471 "nu",
1472 "omicron",
1473 "pi",
1474 "theta",
1475 "rho",
1476 "sigma",
1477 "tau",
1478 "upsilon",
1479 "omega1",
1480 "omega",
1481 "xi",
1482 "psi",
1483 "zeta",
1484 "braceleft",
1485 "bar",
1486 "braceright",
1487 "similar",
1488 nullptr,
1489 nullptr,
1490 nullptr,
1491 nullptr,
1492 nullptr,
1493 nullptr,
1494 nullptr,
1495 nullptr,
1496 nullptr,
1497 nullptr,
1498 nullptr,
1499 nullptr,
1500 nullptr,
1501 nullptr,
1502 nullptr,
1503 nullptr,
1504 nullptr,
1505 nullptr,
1506 nullptr,
1507 nullptr,
1508 nullptr,
1509 nullptr,
1510 nullptr,
1511 nullptr,
1512 nullptr,
1513 nullptr,
1514 nullptr,
1515 nullptr,
1516 nullptr,
1517 nullptr,
1518 nullptr,
1519 nullptr,
1520 nullptr,
1521 "Euro",
1522 "Upsilon1",
1523 "minute",
1524 "lessequal",
1525 "fraction",
1526 "infinity",
1527 "florin",
1528 "club",
1529 "diamond",
1530 "heart",
1531 "spade",
1532 "arrowboth",
1533 "arrowleft",
1534 "arrowup",
1535 "arrowright",
1536 "arrowdown",
1537 "degree",
1538 "plusminus",
1539 "second",
1540 "greaterequal",
1541 "multiply",
1542 "proportional",
1543 "partialdiff",
1544 "bullet",
1545 "divide",
1546 "notequal",
1547 "equivalence",
1548 "approxequal",
1549 "ellipsis",
1550 "arrowvertex",
1551 "arrowhorizex",
1552 "carriagereturn",
1553 "aleph",
1554 "Ifraktur",
1555 "Rfraktur",
1556 "weierstrass",
1557 "circlemultiply",
1558 "circleplus",
1559 "emptyset",
1560 "intersection",
1561 "union",
1562 "propersuperset",
1563 "reflexsuperset",
1564 "notsubset",
1565 "propersubset",
1566 "reflexsubset",
1567 "element",
1568 "notelement",
1569 "angle",
1570 "gradient",
1571 "registerserif",
1572 "copyrightserif",
1573 "trademarkserif",
1574 "product",
1575 "radical",
1576 "dotmath",
1577 "logicalnot",
1578 "logicaland",
1579 "logicalor",
1580 "arrowdblboth",
1581 "arrowdblleft",
1582 "arrowdblup",
1583 "arrowdblright",
1584 "arrowdbldown",
1585 "lozenge",
1586 "angleleft",
1587 "registersans",
1588 "copyrightsans",
1589 "trademarksans",
1590 "summation",
1591 "parenlefttp",
1592 "parenleftex",
1593 "parenleftbt",
1594 "bracketlefttp",
1595 "bracketleftex",
1596 "bracketleftbt",
1597 "bracelefttp",
1598 "braceleftmid",
1599 "braceleftbt",
1600 "braceex",
1601 nullptr,
1602 "angleright",
1603 "integral",
1604 "integraltp",
1605 "integralex",
1606 "integralbt",
1607 "parenrighttp",
1608 "parenrightex",
1609 "parenrightbt",
1610 "bracketrighttp",
1611 "bracketrightex",
1612 "bracketrightbt",
1613 "bracerighttp",
1614 "bracerightmid",
1615 "bracerightbt",
1616 nullptr,
1617};
1618
1619const char* const kZapfEncodingNames[kEncodingNamesTableSize] = {
1620 "space", "a1", "a2", "a202", "a3", "a4", "a5", "a119",
1621 "a118", "a117", "a11", "a12", "a13", "a14", "a15", "a16",
1622 "a105", "a17", "a18", "a19", "a20", "a21", "a22", "a23",
1623 "a24", "a25", "a26", "a27", "a28", "a6", "a7", "a8",
1624 "a9", "a10", "a29", "a30", "a31", "a32", "a33", "a34",
1625 "a35", "a36", "a37", "a38", "a39", "a40", "a41", "a42",
1626 "a43", "a44", "a45", "a46", "a47", "a48", "a49", "a50",
1627 "a51", "a52", "a53", "a54", "a55", "a56", "a57", "a58",
1628 "a59", "a60", "a61", "a62", "a63", "a64", "a65", "a66",
1629 "a67", "a68", "a69", "a70", "a71", "a72", "a73", "a74",
1630 "a203", "a75", "a204", "a76", "a77", "a78", "a79", "a81",
1631 "a82", "a83", "a84", "a97", "a98", "a99", "a100", nullptr,
1632 "a89", "a90", "a93", "a94", "a91", "a92", "a205", "a85",
1633 "a206", "a86", "a87", "a88", "a95", "a96", nullptr, nullptr,
1634 nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
1635 nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
1636 nullptr, "a101", "a102", "a103", "a104", "a106", "a107", "a108",
1637 "a112", "a111", "a110", "a109", "a120", "a121", "a122", "a123",
1638 "a124", "a125", "a126", "a127", "a128", "a129", "a130", "a131",
1639 "a132", "a133", "a134", "a135", "a136", "a137", "a138", "a139",
1640 "a140", "a141", "a142", "a143", "a144", "a145", "a146", "a147",
1641 "a148", "a149", "a150", "a151", "a152", "a153", "a154", "a155",
1642 "a156", "a157", "a158", "a159", "a160", "a161", "a163", "a164",
1643 "a196", "a165", "a192", "a166", "a167", "a168", "a169", "a170",
1644 "a171", "a172", "a173", "a162", "a174", "a175", "a176", "a177",
1645 "a178", "a179", "a193", "a180", "a199", "a181", "a200", "a182",
1646 nullptr, "a201", "a183", "a184", "a197", "a185", "a194", "a198",
1647 "a186", "a195", "a187", "a188", "a189", "a190", "a191", nullptr};
1648
1649uint32_t PDF_FindCode(const uint16_t* pCodes, uint16_t unicode) {
1650 for (size_t i = 0; i < CPDF_FontEncoding::kEncodingTableSize; i++) {
1651 if (pCodes[i] == unicode)
1652 return static_cast<uint32_t>(i);
1653 }
1654 return 0;
1655}
1656
1657} // namespace
1658
1659int CPDF_FontEncoding::CharCodeFromUnicode(wchar_t unicode) const {
1660 for (size_t i = 0; i < std::size(m_Unicodes); i++) {
1661 if (m_Unicodes[i] == unicode)
1662 return static_cast<int>(i);
1663 }
1664 return -1;
1665}
1666
1667CPDF_FontEncoding::CPDF_FontEncoding(FontEncoding predefined_encoding) {
1668 pdfium::span<const uint16_t> src =
1669 UnicodesForPredefinedCharSet(predefined_encoding);
1670 if (src.empty()) {
1671 return;
1672 }
1673
1674 for (size_t i = 0; i < std::size(m_Unicodes); i++) {
1675 m_Unicodes[i] = src[i];
1676 }
1677}
1678
1679bool CPDF_FontEncoding::IsIdentical(const CPDF_FontEncoding* pAnother) const {
1680 return memcmp(m_Unicodes, pAnother->m_Unicodes, sizeof(m_Unicodes)) == 0;
1681}
1682
1683RetainPtr<CPDF_Object> CPDF_FontEncoding::Realize(
1684 WeakPtr<ByteStringPool> pPool) const {
1685 static constexpr FontEncoding kEncodings[] = {
1686 FontEncoding::kWinAnsi, FontEncoding::kMacRoman,
1687 FontEncoding::kMacExpert, FontEncoding::kStandard,
1688 FontEncoding::kAdobeSymbol,
1689 };
1690
1691 absl::optional<FontEncoding> predefined;
1692 for (FontEncoding cs : kEncodings) {
1693 pdfium::span<const uint16_t> src = UnicodesForPredefinedCharSet(cs);
1694 bool match = true;
1695 for (size_t i = 0; i < std::size(m_Unicodes); i++) {
1696 if (m_Unicodes[i] != src[i]) {
1697 match = false;
1698 break;
1699 }
1700 }
1701 if (match) {
1702 predefined = cs;
1703 break;
1704 }
1705 }
1706 if (predefined.has_value()) {
1707 const char* pName;
1708 if (predefined.value() == FontEncoding::kWinAnsi)
1709 pName = pdfium::font_encodings::kWinAnsiEncoding;
1710 else if (predefined.value() == FontEncoding::kMacRoman)
1711 pName = pdfium::font_encodings::kMacRomanEncoding;
1712 else if (predefined.value() == FontEncoding::kMacExpert)
1713 pName = pdfium::font_encodings::kMacExpertEncoding;
1714 else
1715 return nullptr;
1716
1717 return pdfium::MakeRetain<CPDF_Name>(pPool, pName);
1718 }
1719 pdfium::span<const uint16_t> standard =
1720 UnicodesForPredefinedCharSet(FontEncoding::kWinAnsi);
1721 auto pDiff = pdfium::MakeRetain<CPDF_Array>();
1722 for (size_t i = 0; i < std::size(m_Unicodes); i++) {
1723 if (standard[i] == m_Unicodes[i]) {
1724 continue;
1725 }
1726
1727 pDiff->AppendNew<CPDF_Number>(static_cast<int>(i));
1728 pDiff->AppendNew<CPDF_Name>(AdobeNameFromUnicode(m_Unicodes[i]));
1729 }
1730
1731 auto pDict = pdfium::MakeRetain<CPDF_Dictionary>(pPool);
1732 pDict->SetNewFor<CPDF_Name>("BaseEncoding",
1733 pdfium::font_encodings::kWinAnsiEncoding);
1734 pDict->SetFor("Differences", pDiff);
1735 return pDict;
1736}
1737
1738uint32_t CharCodeFromUnicodeForEncoding(fxge::FontEncoding encoding,
1739 wchar_t unicode) {
1740 switch (encoding) {
1741 case fxge::FontEncoding::kUnicode:
1742 return unicode;
1743 case fxge::FontEncoding::kAdobeStandard:
1744 return PDF_FindCode(kStandardEncoding, unicode);
1745 case fxge::FontEncoding::kAdobeExpert:
1746 return PDF_FindCode(kMacExpertEncoding, unicode);
1747 case fxge::FontEncoding::kLatin1:
1748 return PDF_FindCode(kAdobeWinAnsiEncoding, unicode);
1749 case fxge::FontEncoding::kAppleRoman:
1750 return PDF_FindCode(kMacRomanEncoding, unicode);
1751 case fxge::FontEncoding::kAdobeCustom:
1752 return PDF_FindCode(kPDFDocEncoding, unicode);
1753 case fxge::FontEncoding::kSymbol:
1754 return PDF_FindCode(kMSSymbolEncoding, unicode);
1755 default:
1756 return 0;
1757 }
1758}
1759
1760wchar_t UnicodeFromAppleRomanCharCode(uint8_t charcode) {
1761 return kMacRomanEncoding[charcode];
1762}
1763
1764pdfium::span<const uint16_t> UnicodesForPredefinedCharSet(
1765 FontEncoding encoding) {
1766 switch (encoding) {
1767 case FontEncoding::kBuiltin:
1768 return {};
1769 case FontEncoding::kWinAnsi:
1770 return kAdobeWinAnsiEncoding;
1771 case FontEncoding::kMacRoman:
1772 return kMacRomanEncoding;
1773 case FontEncoding::kMacExpert:
1774 return kMacExpertEncoding;
1775 case FontEncoding::kStandard:
1776 return kStandardEncoding;
1777 case FontEncoding::kAdobeSymbol:
1778 return kAdobeSymbolEncoding;
1779 case FontEncoding::kZapfDingbats:
1780 return kZapfEncoding;
1781 case FontEncoding::kPdfDoc:
1782 return kPDFDocEncoding;
1783 case FontEncoding::kMsSymbol:
1784 return kMSSymbolEncoding;
1785 }
1786}
1787
1788const char* CharNameFromPredefinedCharSet(FontEncoding encoding,
1789 uint8_t charcode) {
1790 if (encoding == FontEncoding::kPdfDoc) {
1791 if (charcode < kPDFDocEncodingTableFirstChar)
1792 return nullptr;
1793
1794 charcode -= kPDFDocEncodingTableFirstChar;
1795 } else {
1796 if (charcode < kEncodingTableFirstChar)
1797 return nullptr;
1798
1799 charcode -= kEncodingTableFirstChar;
1800 }
1801 switch (encoding) {
1802 case FontEncoding::kWinAnsi:
1803 return kAdobeWinAnsiEncodingNames[charcode];
1804 case FontEncoding::kMacRoman:
1805 return kMacRomanEncodingNames[charcode];
1806 case FontEncoding::kMacExpert:
1807 return kMacExpertEncodingNames[charcode];
1808 case FontEncoding::kStandard:
1809 return kStandardEncodingNames[charcode];
1810 case FontEncoding::kAdobeSymbol:
1811 return kAdobeSymbolEncodingNames[charcode];
1812 case FontEncoding::kZapfDingbats:
1813 return kZapfEncodingNames[charcode];
1814 case FontEncoding::kPdfDoc:
1815 return kPDFDocEncodingNames[charcode];
1816 default:
1817 return nullptr;
1818 }
1819}
CPDF_FontEncoding
Definition cpdf_fontencoding.h:41
CPDF_FontEncoding::IsIdentical
bool IsIdentical(const CPDF_FontEncoding *pAnother) const
Definition cpdf_fontencoding.cpp:1679
CPDF_FontEncoding::CPDF_FontEncoding
CPDF_FontEncoding(FontEncoding predefined_encoding)
Definition cpdf_fontencoding.cpp:1667
CPDF_FontEncoding::CharCodeFromUnicode
int CharCodeFromUnicode(wchar_t unicode) const
Definition cpdf_fontencoding.cpp:1659
CPDF_FontEncoding::Realize
RetainPtr< CPDF_Object > Realize(WeakPtr< ByteStringPool > pPool) const
Definition cpdf_fontencoding.cpp:1683
CPDF_Object
Definition cpdf_object.h:50
UnicodesForPredefinedCharSet
pdfium::span< const uint16_t > UnicodesForPredefinedCharSet(FontEncoding encoding)
Definition cpdf_fontencoding.cpp:1764
UnicodeFromAppleRomanCharCode
wchar_t UnicodeFromAppleRomanCharCode(uint8_t charcode)
Definition cpdf_fontencoding.cpp:1760
CharNameFromPredefinedCharSet
const char * CharNameFromPredefinedCharSet(FontEncoding encoding, uint8_t charcode)
Definition cpdf_fontencoding.cpp:1788
CharCodeFromUnicodeForEncoding
uint32_t CharCodeFromUnicodeForEncoding(fxge::FontEncoding encoding, wchar_t unicode)
Definition cpdf_fontencoding.cpp:1738
FontEncoding
FontEncoding
Definition cpdf_fontencoding.h:17
FontEncoding::kMsSymbol
@ kMsSymbol
FontEncoding::kWinAnsi
@ kWinAnsi
FontEncoding::kMacRoman
@ kMacRoman
FontEncoding::kStandard
@ kStandard
FontEncoding::kMacExpert
@ kMacExpert
FontEncoding::kZapfDingbats
@ kZapfDingbats
FontEncoding::kBuiltin
@ kBuiltin
FontEncoding::kPdfDoc
@ kPdfDoc
FontEncoding::kAdobeSymbol
@ kAdobeSymbol
kPDFDocEncoding
const uint16_t kPDFDocEncoding[256]
Definition fpdf_parser_decode.cpp:54
pdfium::font_encodings
Definition font_encodings.cpp:7
pdfium::font_encodings::kMacExpertEncoding
const char kMacExpertEncoding[]
Definition font_encodings.cpp:13
pdfium::font_encodings::kWinAnsiEncoding
const char kWinAnsiEncoding[]
Definition font_encodings.cpp:11
pdfium::font_encodings::kMacRomanEncoding
const char kMacRomanEncoding[]
Definition font_encodings.cpp:10