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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 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 <limits.h> | |
| 8 | |
| 9 #include <set> | |
| 10 #include <vector> | |
| 11 | |
| 12 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h" | |
| 13 #include "core/fpdfapi/fpdf_font/include/cpdf_fontencoding.h" | |
| 14 #include "core/fpdfapi/fpdf_page/include/cpdf_page.h" | |
| 15 #include "core/fpdfapi/fpdf_page/pageint.h" | |
| 16 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h" | |
| 17 #include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h" | |
| 18 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" | |
| 19 #include "core/fpdfapi/fpdf_parser/include/cpdf_reference.h" | |
| 20 #include "core/fpdfapi/fpdf_render/render_int.h" | |
| 21 #include "core/fpdfapi/include/cpdf_modulemgr.h" | |
| 22 #include "third_party/base/stl_util.h" | |
| 23 | |
| 24 CPDF_Document::CPDF_Document() | |
| 25 : CPDF_IndirectObjectHolder(nullptr), | |
| 26 m_pRootDict(nullptr), | |
| 27 m_pInfoDict(nullptr), | |
| 28 m_bLinearized(FALSE), | |
| 29 m_dwFirstPageNo(0), | |
| 30 m_dwFirstPageObjNum(0), | |
| 31 m_pDocPage(new CPDF_DocPageData(this)), | |
| 32 m_pDocRender(new CPDF_DocRenderData(this)) {} | |
| 33 | |
| 34 void CPDF_Document::CreateNewDoc() { | |
| 35 ASSERT(!m_pRootDict && !m_pInfoDict); | |
| 36 | |
| 37 m_pRootDict = new CPDF_Dictionary; | |
| 38 m_pRootDict->SetAtName("Type", "Catalog"); | |
| 39 int objnum = AddIndirectObject(m_pRootDict); | |
| 40 | |
| 41 CPDF_Dictionary* pPages = new CPDF_Dictionary; | |
| 42 pPages->SetAtName("Type", "Pages"); | |
| 43 pPages->SetAtNumber("Count", 0); | |
| 44 pPages->SetAt("Kids", new CPDF_Array); | |
| 45 objnum = AddIndirectObject(pPages); | |
| 46 m_pRootDict->SetAtReference("Pages", this, objnum); | |
| 47 | |
| 48 m_pInfoDict = new CPDF_Dictionary; | |
| 49 AddIndirectObject(m_pInfoDict); | |
| 50 } | |
| 51 | |
| 52 static const uint16_t g_FX_CP874Unicodes[128] = { | |
| 53 0x20AC, 0x0000, 0x0000, 0x0000, 0x0000, 0x2026, 0x0000, 0x0000, 0x0000, | |
| 54 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018, | |
| 55 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x0000, 0x0000, | |
| 56 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00A0, 0x0E01, 0x0E02, 0x0E03, | |
| 57 0x0E04, 0x0E05, 0x0E06, 0x0E07, 0x0E08, 0x0E09, 0x0E0A, 0x0E0B, 0x0E0C, | |
| 58 0x0E0D, 0x0E0E, 0x0E0F, 0x0E10, 0x0E11, 0x0E12, 0x0E13, 0x0E14, 0x0E15, | |
| 59 0x0E16, 0x0E17, 0x0E18, 0x0E19, 0x0E1A, 0x0E1B, 0x0E1C, 0x0E1D, 0x0E1E, | |
| 60 0x0E1F, 0x0E20, 0x0E21, 0x0E22, 0x0E23, 0x0E24, 0x0E25, 0x0E26, 0x0E27, | |
| 61 0x0E28, 0x0E29, 0x0E2A, 0x0E2B, 0x0E2C, 0x0E2D, 0x0E2E, 0x0E2F, 0x0E30, | |
| 62 0x0E31, 0x0E32, 0x0E33, 0x0E34, 0x0E35, 0x0E36, 0x0E37, 0x0E38, 0x0E39, | |
| 63 0x0E3A, 0x0000, 0x0000, 0x0000, 0x0000, 0x0E3F, 0x0E40, 0x0E41, 0x0E42, | |
| 64 0x0E43, 0x0E44, 0x0E45, 0x0E46, 0x0E47, 0x0E48, 0x0E49, 0x0E4A, 0x0E4B, | |
| 65 0x0E4C, 0x0E4D, 0x0E4E, 0x0E4F, 0x0E50, 0x0E51, 0x0E52, 0x0E53, 0x0E54, | |
| 66 0x0E55, 0x0E56, 0x0E57, 0x0E58, 0x0E59, 0x0E5A, 0x0E5B, 0x0000, 0x0000, | |
| 67 0x0000, 0x0000, | |
| 68 }; | |
| 69 static const uint16_t g_FX_CP1250Unicodes[128] = { | |
| 70 0x20AC, 0x0000, 0x201A, 0x0000, 0x201E, 0x2026, 0x2020, 0x2021, 0x0000, | |
| 71 0x2030, 0x0160, 0x2039, 0x015A, 0x0164, 0x017D, 0x0179, 0x0000, 0x2018, | |
| 72 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0161, | |
| 73 0x203A, 0x015B, 0x0165, 0x017E, 0x017A, 0x00A0, 0x02C7, 0x02D8, 0x0141, | |
| 74 0x00A4, 0x0104, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x015E, 0x00AB, 0x00AC, | |
| 75 0x00AD, 0x00AE, 0x017B, 0x00B0, 0x00B1, 0x02DB, 0x0142, 0x00B4, 0x00B5, | |
| 76 0x00B6, 0x00B7, 0x00B8, 0x0105, 0x015F, 0x00BB, 0x013D, 0x02DD, 0x013E, | |
| 77 0x017C, 0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7, | |
| 78 0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E, 0x0110, | |
| 79 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7, 0x0158, 0x016E, | |
| 80 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF, 0x0155, 0x00E1, 0x00E2, | |
| 81 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7, 0x010D, 0x00E9, 0x0119, 0x00EB, | |
| 82 0x011B, 0x00ED, 0x00EE, 0x010F, 0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4, | |
| 83 0x0151, 0x00F6, 0x00F7, 0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD, | |
| 84 0x0163, 0x02D9, | |
| 85 }; | |
| 86 static const uint16_t g_FX_CP1251Unicodes[128] = { | |
| 87 0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021, 0x20AC, | |
| 88 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F, 0x0452, 0x2018, | |
| 89 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0459, | |
| 90 0x203A, 0x045A, 0x045C, 0x045B, 0x045F, 0x00A0, 0x040E, 0x045E, 0x0408, | |
| 91 0x00A4, 0x0490, 0x00A6, 0x00A7, 0x0401, 0x00A9, 0x0404, 0x00AB, 0x00AC, | |
| 92 0x00AD, 0x00AE, 0x0407, 0x00B0, 0x00B1, 0x0406, 0x0456, 0x0491, 0x00B5, | |
| 93 0x00B6, 0x00B7, 0x0451, 0x2116, 0x0454, 0x00BB, 0x0458, 0x0405, 0x0455, | |
| 94 0x0457, 0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417, | |
| 95 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F, 0x0420, | |
| 96 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427, 0x0428, 0x0429, | |
| 97 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F, 0x0430, 0x0431, 0x0432, | |
| 98 0x0433, 0x0434, 0x0435, 0x0436, 0x0437, 0x0438, 0x0439, 0x043A, 0x043B, | |
| 99 0x043C, 0x043D, 0x043E, 0x043F, 0x0440, 0x0441, 0x0442, 0x0443, 0x0444, | |
| 100 0x0445, 0x0446, 0x0447, 0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D, | |
| 101 0x044E, 0x044F, | |
| 102 }; | |
| 103 static const uint16_t g_FX_CP1253Unicodes[128] = { | |
| 104 0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x0000, | |
| 105 0x2030, 0x0000, 0x2039, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018, | |
| 106 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0000, | |
| 107 0x203A, 0x0000, 0x0000, 0x0000, 0x0000, 0x00A0, 0x0385, 0x0386, 0x00A3, | |
| 108 0x00A4, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x0000, 0x00AB, 0x00AC, | |
| 109 0x00AD, 0x00AE, 0x2015, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x0384, 0x00B5, | |
| 110 0x00B6, 0x00B7, 0x0388, 0x0389, 0x038A, 0x00BB, 0x038C, 0x00BD, 0x038E, | |
| 111 0x038F, 0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397, | |
| 112 0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F, 0x03A0, | |
| 113 0x03A1, 0x0000, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7, 0x03A8, 0x03A9, | |
| 114 0x03AA, 0x03AB, 0x03AC, 0x03AD, 0x03AE, 0x03AF, 0x03B0, 0x03B1, 0x03B2, | |
| 115 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7, 0x03B8, 0x03B9, 0x03BA, 0x03BB, | |
| 116 0x03BC, 0x03BD, 0x03BE, 0x03BF, 0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4, | |
| 117 0x03C5, 0x03C6, 0x03C7, 0x03C8, 0x03C9, 0x03CA, 0x03CB, 0x03CC, 0x03CD, | |
| 118 0x03CE, 0x0000, | |
| 119 }; | |
| 120 static const uint16_t g_FX_CP1254Unicodes[128] = { | |
| 121 0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x02C6, | |
| 122 0x2030, 0x0160, 0x2039, 0x0152, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018, | |
| 123 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x02DC, 0x2122, 0x0161, | |
| 124 0x203A, 0x0153, 0x0000, 0x0000, 0x0178, 0x00A0, 0x00A1, 0x00A2, 0x00A3, | |
| 125 0x00A4, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC, | |
| 126 0x00AD, 0x00AE, 0x00AF, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, | |
| 127 0x00B6, 0x00B7, 0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE, | |
| 128 0x00BF, 0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7, | |
| 129 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF, 0x011E, | |
| 130 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7, 0x00D8, 0x00D9, | |
| 131 0x00DA, 0x00DB, 0x00DC, 0x0130, 0x015E, 0x00DF, 0x00E0, 0x00E1, 0x00E2, | |
| 132 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7, 0x00E8, 0x00E9, 0x00EA, 0x00EB, | |
| 133 0x00EC, 0x00ED, 0x00EE, 0x00EF, 0x011F, 0x00F1, 0x00F2, 0x00F3, 0x00F4, | |
| 134 0x00F5, 0x00F6, 0x00F7, 0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0131, | |
| 135 0x015F, 0x00FF, | |
| 136 }; | |
| 137 static const uint16_t g_FX_CP1255Unicodes[128] = { | |
| 138 0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x02C6, | |
| 139 0x2030, 0x0000, 0x2039, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018, | |
| 140 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x02DC, 0x2122, 0x0000, | |
| 141 0x203A, 0x0000, 0x0000, 0x0000, 0x0000, 0x00A0, 0x00A1, 0x00A2, 0x00A3, | |
| 142 0x20AA, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x00D7, 0x00AB, 0x00AC, | |
| 143 0x00AD, 0x00AE, 0x00AF, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, | |
| 144 0x00B6, 0x00B7, 0x00B8, 0x00B9, 0x00F7, 0x00BB, 0x00BC, 0x00BD, 0x00BE, | |
| 145 0x00BF, 0x05B0, 0x05B1, 0x05B2, 0x05B3, 0x05B4, 0x05B5, 0x05B6, 0x05B7, | |
| 146 0x05B8, 0x05B9, 0x0000, 0x05BB, 0x05BC, 0x05BD, 0x05BE, 0x05BF, 0x05C0, | |
| 147 0x05C1, 0x05C2, 0x05C3, 0x05F0, 0x05F1, 0x05F2, 0x05F3, 0x05F4, 0x0000, | |
| 148 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x05D0, 0x05D1, 0x05D2, | |
| 149 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7, 0x05D8, 0x05D9, 0x05DA, 0x05DB, | |
| 150 0x05DC, 0x05DD, 0x05DE, 0x05DF, 0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4, | |
| 151 0x05E5, 0x05E6, 0x05E7, 0x05E8, 0x05E9, 0x05EA, 0x0000, 0x0000, 0x200E, | |
| 152 0x200F, 0x0000, | |
| 153 }; | |
| 154 static const uint16_t g_FX_CP1256Unicodes[128] = { | |
| 155 0x20AC, 0x067E, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x02C6, | |
| 156 0x2030, 0x0679, 0x2039, 0x0152, 0x0686, 0x0698, 0x0688, 0x06AF, 0x2018, | |
| 157 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x06A9, 0x2122, 0x0691, | |
| 158 0x203A, 0x0153, 0x200C, 0x200D, 0x06BA, 0x00A0, 0x060C, 0x00A2, 0x00A3, | |
| 159 0x00A4, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x06BE, 0x00AB, 0x00AC, | |
| 160 0x00AD, 0x00AE, 0x00AF, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, | |
| 161 0x00B6, 0x00B7, 0x00B8, 0x00B9, 0x061B, 0x00BB, 0x00BC, 0x00BD, 0x00BE, | |
| 162 0x061F, 0x06C1, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627, | |
| 163 0x0628, 0x0629, 0x062A, 0x062B, 0x062C, 0x062D, 0x062E, 0x062F, 0x0630, | |
| 164 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x00D7, 0x0637, 0x0638, | |
| 165 0x0639, 0x063A, 0x0640, 0x0641, 0x0642, 0x0643, 0x00E0, 0x0644, 0x00E2, | |
| 166 0x0645, 0x0646, 0x0647, 0x0648, 0x00E7, 0x00E8, 0x00E9, 0x00EA, 0x00EB, | |
| 167 0x0649, 0x064A, 0x00EE, 0x00EF, 0x064B, 0x064C, 0x064D, 0x064E, 0x00F4, | |
| 168 0x064F, 0x0650, 0x00F7, 0x0651, 0x00F9, 0x0652, 0x00FB, 0x00FC, 0x200E, | |
| 169 0x200F, 0x06D2, | |
| 170 }; | |
| 171 static const uint16_t g_FX_CP1257Unicodes[128] = { | |
| 172 0x20AC, 0x0000, 0x201A, 0x0000, 0x201E, 0x2026, 0x2020, 0x2021, 0x0000, | |
| 173 0x2030, 0x0000, 0x2039, 0x0000, 0x00A8, 0x02C7, 0x00B8, 0x0000, 0x2018, | |
| 174 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0000, | |
| 175 0x203A, 0x0000, 0x00AF, 0x02DB, 0x0000, 0x00A0, 0x0000, 0x00A2, 0x00A3, | |
| 176 0x00A4, 0x0000, 0x00A6, 0x00A7, 0x00D8, 0x00A9, 0x0156, 0x00AB, 0x00AC, | |
| 177 0x00AD, 0x00AE, 0x00C6, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5, | |
| 178 0x00B6, 0x00B7, 0x00F8, 0x00B9, 0x0157, 0x00BB, 0x00BC, 0x00BD, 0x00BE, | |
| 179 0x00E6, 0x0104, 0x012E, 0x0100, 0x0106, 0x00C4, 0x00C5, 0x0118, 0x0112, | |
| 180 0x010C, 0x00C9, 0x0179, 0x0116, 0x0122, 0x0136, 0x012A, 0x013B, 0x0160, | |
| 181 0x0143, 0x0145, 0x00D3, 0x014C, 0x00D5, 0x00D6, 0x00D7, 0x0172, 0x0141, | |
| 182 0x015A, 0x016A, 0x00DC, 0x017B, 0x017D, 0x00DF, 0x0105, 0x012F, 0x0101, | |
| 183 0x0107, 0x00E4, 0x00E5, 0x0119, 0x0113, 0x010D, 0x00E9, 0x017A, 0x0117, | |
| 184 0x0123, 0x0137, 0x012B, 0x013C, 0x0161, 0x0144, 0x0146, 0x00F3, 0x014D, | |
| 185 0x00F5, 0x00F6, 0x00F7, 0x0173, 0x0142, 0x015B, 0x016B, 0x00FC, 0x017C, | |
| 186 0x017E, 0x02D9, | |
| 187 }; | |
| 188 | |
| 189 struct FX_CharsetUnicodes { | |
| 190 uint8_t m_Charset; | |
| 191 const uint16_t* m_pUnicodes; | |
| 192 }; | |
| 193 | |
| 194 const FX_CharsetUnicodes g_FX_CharsetUnicodes[] = { | |
| 195 {FXFONT_THAI_CHARSET, g_FX_CP874Unicodes}, | |
| 196 {FXFONT_EASTEUROPE_CHARSET, g_FX_CP1250Unicodes}, | |
| 197 {FXFONT_RUSSIAN_CHARSET, g_FX_CP1251Unicodes}, | |
| 198 {FXFONT_GREEK_CHARSET, g_FX_CP1253Unicodes}, | |
| 199 {FXFONT_TURKISH_CHARSET, g_FX_CP1254Unicodes}, | |
| 200 {FXFONT_HEBREW_CHARSET, g_FX_CP1255Unicodes}, | |
| 201 {FXFONT_ARABIC_CHARSET, g_FX_CP1256Unicodes}, | |
| 202 {FXFONT_BALTIC_CHARSET, g_FX_CP1257Unicodes}, | |
| 203 }; | |
| 204 | |
| 205 #if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_DESKTOP_) | |
| 206 static void _InsertWidthArray(HDC hDC, | |
| 207 int start, | |
| 208 int end, | |
| 209 CPDF_Array* pWidthArray) { | |
| 210 int size = end - start + 1; | |
| 211 int* widths = FX_Alloc(int, size); | |
| 212 GetCharWidth(hDC, start, end, widths); | |
| 213 int i; | |
| 214 for (i = 1; i < size; i++) | |
| 215 if (widths[i] != *widths) { | |
| 216 break; | |
| 217 } | |
| 218 if (i == size) { | |
| 219 int first = pWidthArray->GetIntegerAt(pWidthArray->GetCount() - 1); | |
| 220 pWidthArray->AddInteger(first + size - 1); | |
| 221 pWidthArray->AddInteger(*widths); | |
| 222 } else { | |
| 223 CPDF_Array* pWidthArray1 = new CPDF_Array; | |
| 224 pWidthArray->Add(pWidthArray1); | |
| 225 for (i = 0; i < size; i++) { | |
| 226 pWidthArray1->AddInteger(widths[i]); | |
| 227 } | |
| 228 } | |
| 229 FX_Free(widths); | |
| 230 } | |
| 231 CPDF_Font* CPDF_Document::AddWindowsFont(LOGFONTW* pLogFont, | |
| 232 FX_BOOL bVert, | |
| 233 FX_BOOL bTranslateName) { | |
| 234 LOGFONTA lfa; | |
| 235 FXSYS_memcpy(&lfa, pLogFont, (char*)lfa.lfFaceName - (char*)&lfa); | |
| 236 CFX_ByteString face = CFX_ByteString::FromUnicode(pLogFont->lfFaceName); | |
| 237 if (face.GetLength() >= LF_FACESIZE) { | |
| 238 return NULL; | |
| 239 } | |
| 240 FXSYS_strcpy(lfa.lfFaceName, face.c_str()); | |
| 241 return AddWindowsFont(&lfa, bVert, bTranslateName); | |
| 242 } | |
| 243 CFX_ByteString _FPDF_GetPSNameFromTT(HDC hDC) { | |
| 244 CFX_ByteString result; | |
| 245 DWORD size = ::GetFontData(hDC, 'eman', 0, NULL, 0); | |
| 246 if (size != GDI_ERROR) { | |
| 247 LPBYTE buffer = FX_Alloc(BYTE, size); | |
| 248 ::GetFontData(hDC, 'eman', 0, buffer, size); | |
| 249 result = GetNameFromTT(buffer, size, 6); | |
| 250 FX_Free(buffer); | |
| 251 } | |
| 252 return result; | |
| 253 } | |
| 254 CPDF_Font* CPDF_Document::AddWindowsFont(LOGFONTA* pLogFont, | |
| 255 FX_BOOL bVert, | |
| 256 FX_BOOL bTranslateName) { | |
| 257 pLogFont->lfHeight = -1000; | |
| 258 pLogFont->lfWidth = 0; | |
| 259 HGDIOBJ hFont = CreateFontIndirectA(pLogFont); | |
| 260 HDC hDC = CreateCompatibleDC(NULL); | |
| 261 hFont = SelectObject(hDC, hFont); | |
| 262 int tm_size = GetOutlineTextMetrics(hDC, 0, NULL); | |
| 263 if (tm_size == 0) { | |
| 264 hFont = SelectObject(hDC, hFont); | |
| 265 DeleteObject(hFont); | |
| 266 DeleteDC(hDC); | |
| 267 return NULL; | |
| 268 } | |
| 269 LPBYTE tm_buf = FX_Alloc(BYTE, tm_size); | |
| 270 OUTLINETEXTMETRIC* ptm = (OUTLINETEXTMETRIC*)tm_buf; | |
| 271 GetOutlineTextMetrics(hDC, tm_size, ptm); | |
| 272 int flags = 0, italicangle, ascend, descend, capheight, bbox[4]; | |
| 273 if (pLogFont->lfItalic) { | |
| 274 flags |= PDFFONT_ITALIC; | |
| 275 } | |
| 276 if ((pLogFont->lfPitchAndFamily & 3) == FIXED_PITCH) { | |
| 277 flags |= PDFFONT_FIXEDPITCH; | |
| 278 } | |
| 279 if ((pLogFont->lfPitchAndFamily & 0xf8) == FF_ROMAN) { | |
| 280 flags |= PDFFONT_SERIF; | |
| 281 } | |
| 282 if ((pLogFont->lfPitchAndFamily & 0xf8) == FF_SCRIPT) { | |
| 283 flags |= PDFFONT_SCRIPT; | |
| 284 } | |
| 285 bool bCJK = pLogFont->lfCharSet == CHINESEBIG5_CHARSET || | |
| 286 pLogFont->lfCharSet == GB2312_CHARSET || | |
| 287 pLogFont->lfCharSet == HANGEUL_CHARSET || | |
| 288 pLogFont->lfCharSet == SHIFTJIS_CHARSET; | |
| 289 CFX_ByteString basefont; | |
| 290 if (bTranslateName && bCJK) { | |
| 291 basefont = _FPDF_GetPSNameFromTT(hDC); | |
| 292 } | |
| 293 if (basefont.IsEmpty()) { | |
| 294 basefont = pLogFont->lfFaceName; | |
| 295 } | |
| 296 italicangle = ptm->otmItalicAngle / 10; | |
| 297 ascend = ptm->otmrcFontBox.top; | |
| 298 descend = ptm->otmrcFontBox.bottom; | |
| 299 capheight = ptm->otmsCapEmHeight; | |
| 300 bbox[0] = ptm->otmrcFontBox.left; | |
| 301 bbox[1] = ptm->otmrcFontBox.bottom; | |
| 302 bbox[2] = ptm->otmrcFontBox.right; | |
| 303 bbox[3] = ptm->otmrcFontBox.top; | |
| 304 FX_Free(tm_buf); | |
| 305 basefont.Replace(" ", ""); | |
| 306 CPDF_Dictionary* pBaseDict = new CPDF_Dictionary; | |
| 307 pBaseDict->SetAtName("Type", "Font"); | |
| 308 CPDF_Dictionary* pFontDict = pBaseDict; | |
| 309 if (!bCJK) { | |
| 310 if (pLogFont->lfCharSet == ANSI_CHARSET || | |
| 311 pLogFont->lfCharSet == DEFAULT_CHARSET || | |
| 312 pLogFont->lfCharSet == SYMBOL_CHARSET) { | |
| 313 if (pLogFont->lfCharSet == SYMBOL_CHARSET) { | |
| 314 flags |= PDFFONT_SYMBOLIC; | |
| 315 } else { | |
| 316 flags |= PDFFONT_NONSYMBOLIC; | |
| 317 } | |
| 318 pBaseDict->SetAtName("Encoding", "WinAnsiEncoding"); | |
| 319 } else { | |
| 320 flags |= PDFFONT_NONSYMBOLIC; | |
| 321 int i; | |
| 322 for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes); | |
| 323 i++) | |
| 324 if (g_FX_CharsetUnicodes[i].m_Charset == pLogFont->lfCharSet) { | |
| 325 break; | |
| 326 } | |
| 327 if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) { | |
| 328 CPDF_Dictionary* pEncoding = new CPDF_Dictionary; | |
| 329 pEncoding->SetAtName("BaseEncoding", "WinAnsiEncoding"); | |
| 330 CPDF_Array* pArray = new CPDF_Array; | |
| 331 pArray->AddInteger(128); | |
| 332 const uint16_t* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes; | |
| 333 for (int j = 0; j < 128; j++) { | |
| 334 CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]); | |
| 335 if (name.IsEmpty()) { | |
| 336 pArray->AddName(".notdef"); | |
| 337 } else { | |
| 338 pArray->AddName(name); | |
| 339 } | |
| 340 } | |
| 341 pEncoding->SetAt("Differences", pArray); | |
| 342 AddIndirectObject(pEncoding); | |
| 343 pBaseDict->SetAtReference("Encoding", this, pEncoding); | |
| 344 } | |
| 345 } | |
| 346 if (pLogFont->lfWeight > FW_MEDIUM && pLogFont->lfItalic) { | |
| 347 basefont += ",BoldItalic"; | |
| 348 } else if (pLogFont->lfWeight > FW_MEDIUM) { | |
| 349 basefont += ",Bold"; | |
| 350 } else if (pLogFont->lfItalic) { | |
| 351 basefont += ",Italic"; | |
| 352 } | |
| 353 pBaseDict->SetAtName("Subtype", "TrueType"); | |
| 354 pBaseDict->SetAtName("BaseFont", basefont); | |
| 355 pBaseDict->SetAtNumber("FirstChar", 32); | |
| 356 pBaseDict->SetAtNumber("LastChar", 255); | |
| 357 int char_widths[224]; | |
| 358 GetCharWidth(hDC, 32, 255, char_widths); | |
| 359 CPDF_Array* pWidths = new CPDF_Array; | |
| 360 for (int i = 0; i < 224; i++) { | |
| 361 pWidths->AddInteger(char_widths[i]); | |
| 362 } | |
| 363 pBaseDict->SetAt("Widths", pWidths); | |
| 364 } else { | |
| 365 flags |= PDFFONT_NONSYMBOLIC; | |
| 366 pFontDict = new CPDF_Dictionary; | |
| 367 CFX_ByteString cmap; | |
| 368 CFX_ByteString ordering; | |
| 369 int supplement = 0; | |
| 370 CPDF_Array* pWidthArray = new CPDF_Array; | |
| 371 switch (pLogFont->lfCharSet) { | |
| 372 case CHINESEBIG5_CHARSET: | |
| 373 cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H"; | |
| 374 ordering = "CNS1"; | |
| 375 supplement = 4; | |
| 376 pWidthArray->AddInteger(1); | |
| 377 _InsertWidthArray(hDC, 0x20, 0x7e, pWidthArray); | |
| 378 break; | |
| 379 case GB2312_CHARSET: | |
| 380 cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H"; | |
| 381 ordering = "GB1", supplement = 2; | |
| 382 pWidthArray->AddInteger(7716); | |
| 383 _InsertWidthArray(hDC, 0x20, 0x20, pWidthArray); | |
| 384 pWidthArray->AddInteger(814); | |
| 385 _InsertWidthArray(hDC, 0x21, 0x7e, pWidthArray); | |
| 386 break; | |
| 387 case HANGEUL_CHARSET: | |
| 388 cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H"; | |
| 389 ordering = "Korea1"; | |
| 390 supplement = 2; | |
| 391 pWidthArray->AddInteger(1); | |
| 392 _InsertWidthArray(hDC, 0x20, 0x7e, pWidthArray); | |
| 393 break; | |
| 394 case SHIFTJIS_CHARSET: | |
| 395 cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H"; | |
| 396 ordering = "Japan1"; | |
| 397 supplement = 5; | |
| 398 pWidthArray->AddInteger(231); | |
| 399 _InsertWidthArray(hDC, 0x20, 0x7d, pWidthArray); | |
| 400 pWidthArray->AddInteger(326); | |
| 401 _InsertWidthArray(hDC, 0xa0, 0xa0, pWidthArray); | |
| 402 pWidthArray->AddInteger(327); | |
| 403 _InsertWidthArray(hDC, 0xa1, 0xdf, pWidthArray); | |
| 404 pWidthArray->AddInteger(631); | |
| 405 _InsertWidthArray(hDC, 0x7e, 0x7e, pWidthArray); | |
| 406 break; | |
| 407 } | |
| 408 pBaseDict->SetAtName("Subtype", "Type0"); | |
| 409 pBaseDict->SetAtName("BaseFont", basefont); | |
| 410 pBaseDict->SetAtName("Encoding", cmap); | |
| 411 pFontDict->SetAt("W", pWidthArray); | |
| 412 pFontDict->SetAtName("Type", "Font"); | |
| 413 pFontDict->SetAtName("Subtype", "CIDFontType2"); | |
| 414 pFontDict->SetAtName("BaseFont", basefont); | |
| 415 CPDF_Dictionary* pCIDSysInfo = new CPDF_Dictionary; | |
| 416 pCIDSysInfo->SetAtString("Registry", "Adobe"); | |
| 417 pCIDSysInfo->SetAtString("Ordering", ordering); | |
| 418 pCIDSysInfo->SetAtInteger("Supplement", supplement); | |
| 419 pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo); | |
| 420 CPDF_Array* pArray = new CPDF_Array; | |
| 421 pBaseDict->SetAt("DescendantFonts", pArray); | |
| 422 AddIndirectObject(pFontDict); | |
| 423 pArray->AddReference(this, pFontDict); | |
| 424 } | |
| 425 AddIndirectObject(pBaseDict); | |
| 426 CPDF_Dictionary* pFontDesc = new CPDF_Dictionary; | |
| 427 pFontDesc->SetAtName("Type", "FontDescriptor"); | |
| 428 pFontDesc->SetAtName("FontName", basefont); | |
| 429 pFontDesc->SetAtInteger("Flags", flags); | |
| 430 CPDF_Array* pBBox = new CPDF_Array; | |
| 431 for (int i = 0; i < 4; i++) { | |
| 432 pBBox->AddInteger(bbox[i]); | |
| 433 } | |
| 434 pFontDesc->SetAt("FontBBox", pBBox); | |
| 435 pFontDesc->SetAtInteger("ItalicAngle", italicangle); | |
| 436 pFontDesc->SetAtInteger("Ascent", ascend); | |
| 437 pFontDesc->SetAtInteger("Descent", descend); | |
| 438 pFontDesc->SetAtInteger("CapHeight", capheight); | |
| 439 pFontDesc->SetAtInteger("StemV", pLogFont->lfWeight / 5); | |
| 440 AddIndirectObject(pFontDesc); | |
| 441 pFontDict->SetAtReference("FontDescriptor", this, pFontDesc); | |
| 442 hFont = SelectObject(hDC, hFont); | |
| 443 DeleteObject(hFont); | |
| 444 DeleteDC(hDC); | |
| 445 return LoadFont(pBaseDict); | |
| 446 } | |
| 447 #endif | |
| 448 | |
| 449 #if (_FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_) | |
| 450 uint32_t FX_GetLangHashCode(const FX_CHAR* pStr) { | |
| 451 FXSYS_assert(pStr); | |
| 452 int32_t iLength = FXSYS_strlen(pStr); | |
| 453 const FX_CHAR* pStrEnd = pStr + iLength; | |
| 454 uint32_t uHashCode = 0; | |
| 455 while (pStr < pStrEnd) { | |
| 456 uHashCode = 31 * uHashCode + tolower(*pStr++); | |
| 457 } | |
| 458 return uHashCode; | |
| 459 } | |
| 460 struct FX_LANG2CS { | |
| 461 uint32_t uLang; | |
| 462 int uCharset; | |
| 463 } * FX_LPLANG2CS; | |
| 464 static const FX_LANG2CS gs_FXLang2CharsetTable[] = { | |
| 465 {3109, 0}, {3121, 178}, {3129, 162}, {3139, 204}, {3141, 204}, | |
| 466 {3166, 0}, {3184, 238}, {3197, 0}, {3201, 0}, {3239, 161}, | |
| 467 {3241, 0}, {3246, 0}, {3247, 186}, {3248, 0}, {3259, 178}, | |
| 468 {3267, 0}, {3273, 0}, {3276, 0}, {3301, 0}, {3310, 1}, | |
| 469 {3325, 177}, {3329, 1}, {3338, 238}, {3341, 238}, {3345, 1}, | |
| 470 {3355, 0}, {3370, 0}, {3371, 0}, {3383, 128}, {3424, 204}, | |
| 471 {3427, 1}, {3428, 129}, {3436, 178}, {3464, 186}, {3466, 186}, | |
| 472 {3486, 204}, {3487, 0}, {3493, 1}, {3494, 0}, {3508, 0}, | |
| 473 {3518, 0}, {3520, 0}, {3569, 1}, {3580, 238}, {3588, 0}, | |
| 474 {3645, 238}, {3651, 204}, {3672, 238}, {3673, 238}, {3678, 238}, | |
| 475 {3679, 238}, {3683, 0}, {3684, 0}, {3693, 1}, {3697, 1}, | |
| 476 {3700, 222}, {3710, 162}, {3734, 204}, {3741, 178}, {3749, 162}, | |
| 477 {3763, 163}, {3886, 134}, {105943, 0}, {106375, 1}, {3923451837, 134}, | |
| 478 {3923451838, 136}, | |
| 479 }; | |
| 480 static uint16_t FX_GetCsFromLangCode(uint32_t uCode) { | |
| 481 int32_t iStart = 0; | |
| 482 int32_t iEnd = sizeof(gs_FXLang2CharsetTable) / sizeof(FX_LANG2CS) - 1; | |
| 483 while (iStart <= iEnd) { | |
| 484 int32_t iMid = (iStart + iEnd) / 2; | |
| 485 const FX_LANG2CS& charset = gs_FXLang2CharsetTable[iMid]; | |
| 486 if (uCode == charset.uLang) { | |
| 487 return charset.uCharset; | |
| 488 } | |
| 489 if (uCode < charset.uLang) { | |
| 490 iEnd = iMid - 1; | |
| 491 } else { | |
| 492 iStart = iMid + 1; | |
| 493 } | |
| 494 } | |
| 495 return 0; | |
| 496 } | |
| 497 static uint16_t FX_GetCharsetFromLang(const FX_CHAR* pLang, int32_t iLength) { | |
| 498 FXSYS_assert(pLang); | |
| 499 if (iLength < 0) { | |
| 500 iLength = FXSYS_strlen(pLang); | |
| 501 } | |
| 502 uint32_t uHash = FX_GetLangHashCode(pLang); | |
| 503 return FX_GetCsFromLangCode(uHash); | |
| 504 } | |
| 505 static void _CFString2CFXByteString(CFStringRef src, CFX_ByteString& dest) { | |
| 506 SInt32 len = CFStringGetLength(src); | |
| 507 CFRange range = CFRangeMake(0, len); | |
| 508 CFIndex used = 0; | |
| 509 UInt8* pBuffer = (UInt8*)calloc(len + 1, sizeof(UInt8)); | |
| 510 CFStringGetBytes(src, range, kCFStringEncodingASCII, 0, false, pBuffer, len, | |
| 511 &used); | |
| 512 dest = (FX_CHAR*)pBuffer; | |
| 513 free(pBuffer); | |
| 514 } | |
| 515 static bool IsHasCharSet(CFArrayRef languages, | |
| 516 const std::vector<uint32_t>& charSets) { | |
| 517 for (int i = 0; i < CFArrayGetCount(languages); ++i) { | |
| 518 CFStringRef language = (CFStringRef)CFArrayGetValueAtIndex(languages, i); | |
| 519 uint32_t CharSet = FX_GetCharsetFromLang( | |
| 520 CFStringGetCStringPtr(language, kCFStringEncodingMacRoman), -1); | |
| 521 if (pdfium::ContainsValue(charSets, CharSet)) | |
| 522 return true; | |
| 523 } | |
| 524 return false; | |
| 525 } | |
| 526 void FX_GetCharWidth(CTFontRef font, UniChar start, UniChar end, int* width) { | |
| 527 CGFloat size = CTFontGetSize(font); | |
| 528 for (; start <= end; ++start) { | |
| 529 CGGlyph pGlyph = 0; | |
| 530 CFIndex count = 1; | |
| 531 CTFontGetGlyphsForCharacters(font, &start, &pGlyph, count); | |
| 532 CGSize advances; | |
| 533 CTFontGetAdvancesForGlyphs(font, kCTFontDefaultOrientation, &pGlyph, | |
| 534 &advances, 1); | |
| 535 *width = (int)(advances.width / size * 1000); | |
| 536 width++; | |
| 537 } | |
| 538 } | |
| 539 static void _InsertWidthArray(CTFontRef font, | |
| 540 int start, | |
| 541 int end, | |
| 542 CPDF_Array* pWidthArray) { | |
| 543 int size = end - start + 1; | |
| 544 int* widths = FX_Alloc(int, size); | |
| 545 FX_GetCharWidth(font, start, end, widths); | |
| 546 int i; | |
| 547 for (i = 1; i < size; i++) | |
| 548 if (widths[i] != *widths) { | |
| 549 break; | |
| 550 } | |
| 551 if (i == size) { | |
| 552 int first = pWidthArray->GetIntegerAt(pWidthArray->GetCount() - 1); | |
| 553 pWidthArray->AddInteger(first + size - 1); | |
| 554 pWidthArray->AddInteger(*widths); | |
| 555 } else { | |
| 556 CPDF_Array* pWidthArray1 = new CPDF_Array; | |
| 557 pWidthArray->Add(pWidthArray1); | |
| 558 for (i = 0; i < size; i++) { | |
| 559 pWidthArray1->AddInteger(widths[i]); | |
| 560 } | |
| 561 } | |
| 562 FX_Free(widths); | |
| 563 } | |
| 564 CPDF_Font* CPDF_Document::AddMacFont(CTFontRef pFont, | |
| 565 FX_BOOL bVert, | |
| 566 FX_BOOL bTranslateName) { | |
| 567 CTFontRef font = (CTFontRef)pFont; | |
| 568 CTFontDescriptorRef descriptor = CTFontCopyFontDescriptor(font); | |
| 569 if (!descriptor) { | |
| 570 return NULL; | |
| 571 } | |
| 572 CFX_ByteString basefont; | |
| 573 int flags = 0, italicangle = 0, ascend = 0, descend = 0, capheight = 0, | |
| 574 bbox[4]; | |
| 575 FXSYS_memset(bbox, 0, sizeof(int) * 4); | |
| 576 CFArrayRef languages = (CFArrayRef)CTFontDescriptorCopyAttribute( | |
| 577 descriptor, kCTFontLanguagesAttribute); | |
| 578 if (!languages) { | |
| 579 CFRelease(descriptor); | |
| 580 return NULL; | |
| 581 } | |
| 582 | |
| 583 bool bCJK = IsHasCharSet(languages, | |
| 584 {FXFONT_CHINESEBIG5_CHARSET, FXFONT_GB2312_CHARSET, | |
| 585 FXFONT_HANGEUL_CHARSET, FXFONT_SHIFTJIS_CHARSET}); | |
| 586 CFRelease(descriptor); | |
| 587 CFDictionaryRef traits = (CFDictionaryRef)CTFontCopyTraits(font); | |
| 588 if (!traits) { | |
| 589 CFRelease(languages); | |
| 590 return NULL; | |
| 591 } | |
| 592 CFNumberRef sybolicTrait = | |
| 593 (CFNumberRef)CFDictionaryGetValue(traits, kCTFontSymbolicTrait); | |
| 594 CTFontSymbolicTraits trait = 0; | |
| 595 CFNumberGetValue(sybolicTrait, kCFNumberSInt32Type, &trait); | |
| 596 if (trait & kCTFontItalicTrait) { | |
| 597 flags |= PDFFONT_ITALIC; | |
| 598 } | |
| 599 if (trait & kCTFontMonoSpaceTrait) { | |
| 600 flags |= PDFFONT_FIXEDPITCH; | |
| 601 } | |
| 602 if (trait & kCTFontModernSerifsClass) { | |
| 603 flags |= PDFFONT_SERIF; | |
| 604 } | |
| 605 if (trait & kCTFontScriptsClass) { | |
| 606 flags |= PDFFONT_SCRIPT; | |
| 607 } | |
| 608 CFNumberRef weightTrait = | |
| 609 (CFNumberRef)CFDictionaryGetValue(traits, kCTFontWeightTrait); | |
| 610 Float32 weight = 0; | |
| 611 CFNumberGetValue(weightTrait, kCFNumberFloat32Type, &weight); | |
| 612 italicangle = CTFontGetSlantAngle(font); | |
| 613 ascend = CTFontGetAscent(font); | |
| 614 descend = CTFontGetDescent(font); | |
| 615 capheight = CTFontGetCapHeight(font); | |
| 616 CGRect box = CTFontGetBoundingBox(font); | |
| 617 bbox[0] = box.origin.x; | |
| 618 bbox[1] = box.origin.y; | |
| 619 bbox[2] = box.origin.x + box.size.width; | |
| 620 bbox[3] = box.origin.y + box.size.height; | |
| 621 if (bTranslateName && bCJK) { | |
| 622 CFStringRef postName = CTFontCopyPostScriptName(font); | |
| 623 _CFString2CFXByteString(postName, basefont); | |
| 624 CFRelease(postName); | |
| 625 } | |
| 626 if (basefont.IsEmpty()) { | |
| 627 CFStringRef fullName = CTFontCopyFullName(font); | |
| 628 _CFString2CFXByteString(fullName, basefont); | |
| 629 CFRelease(fullName); | |
| 630 } | |
| 631 basefont.Replace(" ", ""); | |
| 632 CPDF_Dictionary* pBaseDict = new CPDF_Dictionary; | |
| 633 CPDF_Dictionary* pFontDict = pBaseDict; | |
| 634 if (!bCJK) { | |
| 635 if (IsHasCharSet(languages, {FXFONT_ANSI_CHARSET, FXFONT_DEFAULT_CHARSET, | |
| 636 FXFONT_SYMBOL_CHARSET})) { | |
| 637 if (IsHasCharSet(languages, {FXFONT_SYMBOL_CHARSET})) { | |
| 638 flags |= PDFFONT_SYMBOLIC; | |
| 639 } else { | |
| 640 flags |= PDFFONT_NONSYMBOLIC; | |
| 641 } | |
| 642 pBaseDict->SetAtName("Encoding", "WinAnsiEncoding"); | |
| 643 } else { | |
| 644 flags |= PDFFONT_NONSYMBOLIC; | |
| 645 size_t i; | |
| 646 for (i = 0; i < FX_ArraySize(g_FX_CharsetUnicodes); ++i) { | |
| 647 if (IsHasCharSet(languages, {g_FX_CharsetUnicodes[i].m_Charset})) | |
| 648 break; | |
| 649 } | |
| 650 if (i < FX_ArraySize(g_FX_CharsetUnicodes)) { | |
| 651 CPDF_Dictionary* pEncoding = new CPDF_Dictionary; | |
| 652 pEncoding->SetAtName("BaseEncoding", "WinAnsiEncoding"); | |
| 653 CPDF_Array* pArray = new CPDF_Array; | |
| 654 pArray->AddInteger(128); | |
| 655 const uint16_t* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes; | |
| 656 for (int j = 0; j < 128; j++) { | |
| 657 CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]); | |
| 658 if (name.IsEmpty()) { | |
| 659 pArray->AddName(".notdef"); | |
| 660 } else { | |
| 661 pArray->AddName(name); | |
| 662 } | |
| 663 } | |
| 664 pEncoding->SetAt("Differences", pArray); | |
| 665 AddIndirectObject(pEncoding); | |
| 666 pBaseDict->SetAtReference("Encoding", this, pEncoding); | |
| 667 } | |
| 668 } | |
| 669 if (weight > 0.0 && trait & kCTFontItalicTrait) { | |
| 670 basefont += ",BoldItalic"; | |
| 671 } else if (weight > 0.0) { | |
| 672 basefont += ",Bold"; | |
| 673 } else if (trait & kCTFontItalicTrait) { | |
| 674 basefont += ",Italic"; | |
| 675 } | |
| 676 pBaseDict->SetAtName("Subtype", "TrueType"); | |
| 677 pBaseDict->SetAtName("BaseFont", basefont); | |
| 678 pBaseDict->SetAtNumber("FirstChar", 32); | |
| 679 pBaseDict->SetAtNumber("LastChar", 255); | |
| 680 int char_widths[224]; | |
| 681 FX_GetCharWidth(font, 32, 255, char_widths); | |
| 682 CPDF_Array* pWidths = new CPDF_Array; | |
| 683 for (int i = 0; i < 224; i++) { | |
| 684 pWidths->AddInteger(char_widths[i]); | |
| 685 } | |
| 686 pBaseDict->SetAt("Widths", pWidths); | |
| 687 } else { | |
| 688 flags |= PDFFONT_NONSYMBOLIC; | |
| 689 CPDF_Array* pArray = NULL; | |
| 690 pFontDict = new CPDF_Dictionary; | |
| 691 CFX_ByteString cmap; | |
| 692 CFX_ByteString ordering; | |
| 693 int supplement; | |
| 694 FX_BOOL bFound = FALSE; | |
| 695 CPDF_Array* pWidthArray = new CPDF_Array; | |
| 696 if (IsHasCharSet(languages, {FXFONT_CHINESEBIG5_CHARSET})) { | |
| 697 cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H"; | |
| 698 ordering = "CNS1"; | |
| 699 supplement = 4; | |
| 700 pWidthArray->AddInteger(1); | |
| 701 _InsertWidthArray(font, 0x20, 0x7e, pWidthArray); | |
| 702 bFound = TRUE; | |
| 703 } | |
| 704 if (!bFound && IsHasCharSet(languages, {FXFONT_GB2312_CHARSET})) { | |
| 705 cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H"; | |
| 706 ordering = "GB1", supplement = 2; | |
| 707 pWidthArray->AddInteger(7716); | |
| 708 _InsertWidthArray(font, 0x20, 0x20, pWidthArray); | |
| 709 pWidthArray->AddInteger(814); | |
| 710 _InsertWidthArray(font, 0x21, 0x7e, pWidthArray); | |
| 711 bFound = TRUE; | |
| 712 } | |
| 713 if (!bFound && IsHasCharSet(languages, {FXFONT_HANGEUL_CHARSET})) { | |
| 714 cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H"; | |
| 715 ordering = "Korea1"; | |
| 716 supplement = 2; | |
| 717 pWidthArray->AddInteger(1); | |
| 718 _InsertWidthArray(font, 0x20, 0x7e, pWidthArray); | |
| 719 bFound = TRUE; | |
| 720 } | |
| 721 if (!bFound && IsHasCharSet(languages, {FXFONT_SHIFTJIS_CHARSET})) { | |
| 722 cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H"; | |
| 723 ordering = "Japan1"; | |
| 724 supplement = 5; | |
| 725 pWidthArray->AddInteger(231); | |
| 726 _InsertWidthArray(font, 0x20, 0x7d, pWidthArray); | |
| 727 pWidthArray->AddInteger(326); | |
| 728 _InsertWidthArray(font, 0xa0, 0xa0, pWidthArray); | |
| 729 pWidthArray->AddInteger(327); | |
| 730 _InsertWidthArray(font, 0xa1, 0xdf, pWidthArray); | |
| 731 pWidthArray->AddInteger(631); | |
| 732 _InsertWidthArray(font, 0x7e, 0x7e, pWidthArray); | |
| 733 } | |
| 734 pBaseDict->SetAtName("Subtype", "Type0"); | |
| 735 pBaseDict->SetAtName("BaseFont", basefont); | |
| 736 pBaseDict->SetAtName("Encoding", cmap); | |
| 737 pFontDict->SetAt("W", pWidthArray); | |
| 738 pFontDict->SetAtName("Type", "Font"); | |
| 739 pFontDict->SetAtName("Subtype", "CIDFontType2"); | |
| 740 pFontDict->SetAtName("BaseFont", basefont); | |
| 741 CPDF_Dictionary* pCIDSysInfo = new CPDF_Dictionary; | |
| 742 pCIDSysInfo->SetAtString("Registry", "Adobe"); | |
| 743 pCIDSysInfo->SetAtString("Ordering", ordering); | |
| 744 pCIDSysInfo->SetAtInteger("Supplement", supplement); | |
| 745 pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo); | |
| 746 pArray = new CPDF_Array; | |
| 747 pBaseDict->SetAt("DescendantFonts", pArray); | |
| 748 AddIndirectObject(pFontDict); | |
| 749 pArray->AddReference(this, pFontDict); | |
| 750 } | |
| 751 AddIndirectObject(pBaseDict); | |
| 752 CPDF_Dictionary* pFontDesc = new CPDF_Dictionary; | |
| 753 pFontDesc->SetAtName("Type", "FontDescriptor"); | |
| 754 pFontDesc->SetAtName("FontName", basefont); | |
| 755 pFontDesc->SetAtInteger("Flags", flags); | |
| 756 CPDF_Array* pBBox = new CPDF_Array; | |
| 757 for (int i = 0; i < 4; i++) { | |
| 758 pBBox->AddInteger(bbox[i]); | |
| 759 } | |
| 760 pFontDesc->SetAt("FontBBox", pBBox); | |
| 761 pFontDesc->SetAtInteger("ItalicAngle", italicangle); | |
| 762 pFontDesc->SetAtInteger("Ascent", ascend); | |
| 763 pFontDesc->SetAtInteger("Descent", descend); | |
| 764 pFontDesc->SetAtInteger("CapHeight", capheight); | |
| 765 CGFloat fStemV = 0; | |
| 766 int16_t min_width = SHRT_MAX; | |
| 767 | |
| 768 static const UniChar stem_chars[] = {'i', 'I', '!', '1'}; | |
| 769 CGGlyph glyphs[FX_ArraySize(stem_chars)]; | |
| 770 CGRect boundingRects[FX_ArraySize(stem_chars)]; | |
| 771 | |
| 772 const size_t count = FX_ArraySize(stem_chars); | |
| 773 if (CTFontGetGlyphsForCharacters(font, stem_chars, glyphs, count)) { | |
| 774 CTFontGetBoundingRectsForGlyphs(font, kCTFontHorizontalOrientation, glyphs, | |
| 775 boundingRects, count); | |
| 776 for (size_t i = 0; i < count; i++) { | |
| 777 int16_t width = boundingRects[i].size.width; | |
| 778 if (width > 0 && width < min_width) { | |
| 779 min_width = width; | |
| 780 fStemV = min_width; | |
| 781 } | |
| 782 } | |
| 783 } | |
| 784 pFontDesc->SetAtInteger("StemV", fStemV); | |
| 785 AddIndirectObject(pFontDesc); | |
| 786 pFontDict->SetAtReference("FontDescriptor", this, pFontDesc); | |
| 787 CFRelease(traits); | |
| 788 CFRelease(languages); | |
| 789 return LoadFont(pBaseDict); | |
| 790 } | |
| 791 #endif // (_FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_) | |
| 792 | |
| 793 static void _InsertWidthArray1(CFX_Font* pFont, | |
| 794 CFX_UnicodeEncoding* pEncoding, | |
| 795 FX_WCHAR start, | |
| 796 FX_WCHAR end, | |
| 797 CPDF_Array* pWidthArray) { | |
| 798 int size = end - start + 1; | |
| 799 int* widths = FX_Alloc(int, size); | |
| 800 int i; | |
| 801 for (i = 0; i < size; i++) { | |
| 802 int glyph_index = pEncoding->GlyphFromCharCode(start + i); | |
| 803 widths[i] = pFont->GetGlyphWidth(glyph_index); | |
| 804 } | |
| 805 for (i = 1; i < size; i++) | |
| 806 if (widths[i] != *widths) { | |
| 807 break; | |
| 808 } | |
| 809 if (i == size) { | |
| 810 int first = pWidthArray->GetIntegerAt(pWidthArray->GetCount() - 1); | |
| 811 pWidthArray->AddInteger(first + size - 1); | |
| 812 pWidthArray->AddInteger(*widths); | |
| 813 } else { | |
| 814 CPDF_Array* pWidthArray1 = new CPDF_Array; | |
| 815 pWidthArray->Add(pWidthArray1); | |
| 816 for (i = 0; i < size; i++) { | |
| 817 pWidthArray1->AddInteger(widths[i]); | |
| 818 } | |
| 819 } | |
| 820 FX_Free(widths); | |
| 821 } | |
| 822 | |
| 823 CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert) { | |
| 824 if (!pFont) { | |
| 825 return NULL; | |
| 826 } | |
| 827 bool bCJK = charset == FXFONT_CHINESEBIG5_CHARSET || | |
| 828 charset == FXFONT_GB2312_CHARSET || | |
| 829 charset == FXFONT_HANGEUL_CHARSET || | |
| 830 charset == FXFONT_SHIFTJIS_CHARSET; | |
| 831 CFX_ByteString basefont = pFont->GetFamilyName(); | |
| 832 basefont.Replace(" ", ""); | |
| 833 int flags = 0; | |
| 834 if (pFont->IsBold()) { | |
| 835 flags |= PDFFONT_FORCEBOLD; | |
| 836 } | |
| 837 if (pFont->IsItalic()) { | |
| 838 flags |= PDFFONT_ITALIC; | |
| 839 } | |
| 840 if (pFont->IsFixedWidth()) { | |
| 841 flags |= PDFFONT_FIXEDPITCH; | |
| 842 } | |
| 843 CPDF_Dictionary* pBaseDict = new CPDF_Dictionary; | |
| 844 pBaseDict->SetAtName("Type", "Font"); | |
| 845 std::unique_ptr<CFX_UnicodeEncoding> pEncoding( | |
| 846 new CFX_UnicodeEncoding(pFont)); | |
| 847 CPDF_Dictionary* pFontDict = pBaseDict; | |
| 848 if (!bCJK) { | |
| 849 CPDF_Array* pWidths = new CPDF_Array; | |
| 850 int charcode; | |
| 851 for (charcode = 32; charcode < 128; charcode++) { | |
| 852 int glyph_index = pEncoding->GlyphFromCharCode(charcode); | |
| 853 int char_width = pFont->GetGlyphWidth(glyph_index); | |
| 854 pWidths->AddInteger(char_width); | |
| 855 } | |
| 856 if (charset == FXFONT_ANSI_CHARSET || charset == FXFONT_DEFAULT_CHARSET || | |
| 857 charset == FXFONT_SYMBOL_CHARSET) { | |
| 858 if (charset == FXFONT_SYMBOL_CHARSET) { | |
| 859 flags |= PDFFONT_SYMBOLIC; | |
| 860 } else { | |
| 861 flags |= PDFFONT_NONSYMBOLIC; | |
| 862 } | |
| 863 pBaseDict->SetAtName("Encoding", "WinAnsiEncoding"); | |
| 864 for (charcode = 128; charcode <= 255; charcode++) { | |
| 865 int glyph_index = pEncoding->GlyphFromCharCode(charcode); | |
| 866 int char_width = pFont->GetGlyphWidth(glyph_index); | |
| 867 pWidths->AddInteger(char_width); | |
| 868 } | |
| 869 } else { | |
| 870 flags |= PDFFONT_NONSYMBOLIC; | |
| 871 size_t i; | |
| 872 for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes); | |
| 873 i++) | |
| 874 if (g_FX_CharsetUnicodes[i].m_Charset == charset) { | |
| 875 break; | |
| 876 } | |
| 877 if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) { | |
| 878 CPDF_Dictionary* pEncodingDict = new CPDF_Dictionary; | |
| 879 pEncodingDict->SetAtName("BaseEncoding", "WinAnsiEncoding"); | |
| 880 CPDF_Array* pArray = new CPDF_Array; | |
| 881 pArray->AddInteger(128); | |
| 882 const uint16_t* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes; | |
| 883 for (int j = 0; j < 128; j++) { | |
| 884 CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]); | |
| 885 if (name.IsEmpty()) { | |
| 886 pArray->AddName(".notdef"); | |
| 887 } else { | |
| 888 pArray->AddName(name); | |
| 889 } | |
| 890 int glyph_index = pEncoding->GlyphFromCharCode(pUnicodes[j]); | |
| 891 int char_width = pFont->GetGlyphWidth(glyph_index); | |
| 892 pWidths->AddInteger(char_width); | |
| 893 } | |
| 894 pEncodingDict->SetAt("Differences", pArray); | |
| 895 AddIndirectObject(pEncodingDict); | |
| 896 pBaseDict->SetAtReference("Encoding", this, pEncodingDict); | |
| 897 } | |
| 898 } | |
| 899 if (pFont->IsBold() && pFont->IsItalic()) { | |
| 900 basefont += ",BoldItalic"; | |
| 901 } else if (pFont->IsBold()) { | |
| 902 basefont += ",Bold"; | |
| 903 } else if (pFont->IsItalic()) { | |
| 904 basefont += ",Italic"; | |
| 905 } | |
| 906 pBaseDict->SetAtName("Subtype", "TrueType"); | |
| 907 pBaseDict->SetAtName("BaseFont", basefont); | |
| 908 pBaseDict->SetAtNumber("FirstChar", 32); | |
| 909 pBaseDict->SetAtNumber("LastChar", 255); | |
| 910 pBaseDict->SetAt("Widths", pWidths); | |
| 911 } else { | |
| 912 flags |= PDFFONT_NONSYMBOLIC; | |
| 913 pFontDict = new CPDF_Dictionary; | |
| 914 CFX_ByteString cmap; | |
| 915 CFX_ByteString ordering; | |
| 916 int supplement = 0; | |
| 917 CPDF_Array* pWidthArray = new CPDF_Array; | |
| 918 switch (charset) { | |
| 919 case FXFONT_CHINESEBIG5_CHARSET: | |
| 920 cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H"; | |
| 921 ordering = "CNS1"; | |
| 922 supplement = 4; | |
| 923 pWidthArray->AddInteger(1); | |
| 924 _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7e, pWidthArray); | |
| 925 break; | |
| 926 case FXFONT_GB2312_CHARSET: | |
| 927 cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H"; | |
| 928 ordering = "GB1"; | |
| 929 supplement = 2; | |
| 930 pWidthArray->AddInteger(7716); | |
| 931 _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x20, pWidthArray); | |
| 932 pWidthArray->AddInteger(814); | |
| 933 _InsertWidthArray1(pFont, pEncoding.get(), 0x21, 0x7e, pWidthArray); | |
| 934 break; | |
| 935 case FXFONT_HANGEUL_CHARSET: | |
| 936 cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H"; | |
| 937 ordering = "Korea1"; | |
| 938 supplement = 2; | |
| 939 pWidthArray->AddInteger(1); | |
| 940 _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7e, pWidthArray); | |
| 941 break; | |
| 942 case FXFONT_SHIFTJIS_CHARSET: | |
| 943 cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H"; | |
| 944 ordering = "Japan1"; | |
| 945 supplement = 5; | |
| 946 pWidthArray->AddInteger(231); | |
| 947 _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7d, pWidthArray); | |
| 948 pWidthArray->AddInteger(326); | |
| 949 _InsertWidthArray1(pFont, pEncoding.get(), 0xa0, 0xa0, pWidthArray); | |
| 950 pWidthArray->AddInteger(327); | |
| 951 _InsertWidthArray1(pFont, pEncoding.get(), 0xa1, 0xdf, pWidthArray); | |
| 952 pWidthArray->AddInteger(631); | |
| 953 _InsertWidthArray1(pFont, pEncoding.get(), 0x7e, 0x7e, pWidthArray); | |
| 954 break; | |
| 955 } | |
| 956 pBaseDict->SetAtName("Subtype", "Type0"); | |
| 957 pBaseDict->SetAtName("BaseFont", basefont); | |
| 958 pBaseDict->SetAtName("Encoding", cmap); | |
| 959 pFontDict->SetAt("W", pWidthArray); | |
| 960 pFontDict->SetAtName("Type", "Font"); | |
| 961 pFontDict->SetAtName("Subtype", "CIDFontType2"); | |
| 962 pFontDict->SetAtName("BaseFont", basefont); | |
| 963 CPDF_Dictionary* pCIDSysInfo = new CPDF_Dictionary; | |
| 964 pCIDSysInfo->SetAtString("Registry", "Adobe"); | |
| 965 pCIDSysInfo->SetAtString("Ordering", ordering); | |
| 966 pCIDSysInfo->SetAtInteger("Supplement", supplement); | |
| 967 pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo); | |
| 968 CPDF_Array* pArray = new CPDF_Array; | |
| 969 pBaseDict->SetAt("DescendantFonts", pArray); | |
| 970 AddIndirectObject(pFontDict); | |
| 971 pArray->AddReference(this, pFontDict); | |
| 972 } | |
| 973 AddIndirectObject(pBaseDict); | |
| 974 CPDF_Dictionary* pFontDesc = new CPDF_Dictionary; | |
| 975 pFontDesc->SetAtName("Type", "FontDescriptor"); | |
| 976 pFontDesc->SetAtName("FontName", basefont); | |
| 977 pFontDesc->SetAtInteger("Flags", flags); | |
| 978 pFontDesc->SetAtInteger( | |
| 979 "ItalicAngle", | |
| 980 pFont->GetSubstFont() ? pFont->GetSubstFont()->m_ItalicAngle : 0); | |
| 981 pFontDesc->SetAtInteger("Ascent", pFont->GetAscent()); | |
| 982 pFontDesc->SetAtInteger("Descent", pFont->GetDescent()); | |
| 983 FX_RECT bbox; | |
| 984 pFont->GetBBox(bbox); | |
| 985 CPDF_Array* pBBox = new CPDF_Array; | |
| 986 pBBox->AddInteger(bbox.left); | |
| 987 pBBox->AddInteger(bbox.bottom); | |
| 988 pBBox->AddInteger(bbox.right); | |
| 989 pBBox->AddInteger(bbox.top); | |
| 990 pFontDesc->SetAt("FontBBox", pBBox); | |
| 991 int32_t nStemV = 0; | |
| 992 if (pFont->GetSubstFont()) { | |
| 993 nStemV = pFont->GetSubstFont()->m_Weight / 5; | |
| 994 } else { | |
| 995 static const FX_CHAR stem_chars[] = {'i', 'I', '!', '1'}; | |
| 996 const size_t count = sizeof(stem_chars) / sizeof(stem_chars[0]); | |
| 997 uint32_t glyph = pEncoding->GlyphFromCharCode(stem_chars[0]); | |
| 998 nStemV = pFont->GetGlyphWidth(glyph); | |
| 999 for (size_t i = 1; i < count; i++) { | |
| 1000 glyph = pEncoding->GlyphFromCharCode(stem_chars[i]); | |
| 1001 int width = pFont->GetGlyphWidth(glyph); | |
| 1002 if (width > 0 && width < nStemV) { | |
| 1003 nStemV = width; | |
| 1004 } | |
| 1005 } | |
| 1006 } | |
| 1007 pFontDesc->SetAtInteger("StemV", nStemV); | |
| 1008 AddIndirectObject(pFontDesc); | |
| 1009 pFontDict->SetAtReference("FontDescriptor", this, pFontDesc); | |
| 1010 return LoadFont(pBaseDict); | |
| 1011 } | |
| 1012 static int InsertDeletePDFPage(CPDF_Document* pDoc, | |
| 1013 CPDF_Dictionary* pPages, | |
| 1014 int nPagesToGo, | |
| 1015 CPDF_Dictionary* pPage, | |
| 1016 FX_BOOL bInsert, | |
| 1017 std::set<CPDF_Dictionary*>* pVisited) { | |
| 1018 CPDF_Array* pKidList = pPages->GetArrayBy("Kids"); | |
| 1019 if (!pKidList) | |
| 1020 return -1; | |
| 1021 | |
| 1022 for (size_t i = 0; i < pKidList->GetCount(); i++) { | |
| 1023 CPDF_Dictionary* pKid = pKidList->GetDictAt(i); | |
| 1024 if (pKid->GetStringBy("Type") == "Page") { | |
| 1025 if (nPagesToGo == 0) { | |
| 1026 if (bInsert) { | |
| 1027 pKidList->InsertAt(i, new CPDF_Reference(pDoc, pPage->GetObjNum())); | |
| 1028 pPage->SetAtReference("Parent", pDoc, pPages->GetObjNum()); | |
| 1029 } else { | |
| 1030 pKidList->RemoveAt(i); | |
| 1031 } | |
| 1032 pPages->SetAtInteger( | |
| 1033 "Count", pPages->GetIntegerBy("Count") + (bInsert ? 1 : -1)); | |
| 1034 return 1; | |
| 1035 } | |
| 1036 nPagesToGo--; | |
| 1037 } else { | |
| 1038 int nPages = pKid->GetIntegerBy("Count"); | |
| 1039 if (nPagesToGo < nPages) { | |
| 1040 if (pdfium::ContainsValue(*pVisited, pKid)) | |
| 1041 return -1; | |
| 1042 pdfium::ScopedSetInsertion<CPDF_Dictionary*>(pVisited, pKid); | |
| 1043 if (InsertDeletePDFPage(pDoc, pKid, nPagesToGo, pPage, bInsert, | |
| 1044 pVisited) < 0) { | |
| 1045 return -1; | |
| 1046 } | |
| 1047 pPages->SetAtInteger( | |
| 1048 "Count", pPages->GetIntegerBy("Count") + (bInsert ? 1 : -1)); | |
| 1049 return 1; | |
| 1050 } | |
| 1051 nPagesToGo -= nPages; | |
| 1052 } | |
| 1053 } | |
| 1054 return 0; | |
| 1055 } | |
| 1056 static int InsertNewPage(CPDF_Document* pDoc, | |
| 1057 int iPage, | |
| 1058 CPDF_Dictionary* pPageDict, | |
| 1059 CFX_ArrayTemplate<uint32_t>& pageList) { | |
| 1060 CPDF_Dictionary* pRoot = pDoc->GetRoot(); | |
| 1061 if (!pRoot) { | |
| 1062 return -1; | |
| 1063 } | |
| 1064 CPDF_Dictionary* pPages = pRoot->GetDictBy("Pages"); | |
| 1065 if (!pPages) { | |
| 1066 return -1; | |
| 1067 } | |
| 1068 int nPages = pDoc->GetPageCount(); | |
| 1069 if (iPage < 0 || iPage > nPages) { | |
| 1070 return -1; | |
| 1071 } | |
| 1072 if (iPage == nPages) { | |
| 1073 CPDF_Array* pPagesList = pPages->GetArrayBy("Kids"); | |
| 1074 if (!pPagesList) { | |
| 1075 pPagesList = new CPDF_Array; | |
| 1076 pPages->SetAt("Kids", pPagesList); | |
| 1077 } | |
| 1078 pPagesList->Add(pPageDict, pDoc); | |
| 1079 pPages->SetAtInteger("Count", nPages + 1); | |
| 1080 pPageDict->SetAtReference("Parent", pDoc, pPages->GetObjNum()); | |
| 1081 } else { | |
| 1082 std::set<CPDF_Dictionary*> stack = {pPages}; | |
| 1083 if (InsertDeletePDFPage(pDoc, pPages, iPage, pPageDict, TRUE, &stack) < 0) | |
| 1084 return -1; | |
| 1085 } | |
| 1086 pageList.InsertAt(iPage, pPageDict->GetObjNum()); | |
| 1087 return iPage; | |
| 1088 } | |
| 1089 CPDF_Dictionary* CPDF_Document::CreateNewPage(int iPage) { | |
| 1090 CPDF_Dictionary* pDict = new CPDF_Dictionary; | |
| 1091 pDict->SetAtName("Type", "Page"); | |
| 1092 uint32_t dwObjNum = AddIndirectObject(pDict); | |
| 1093 if (InsertNewPage(this, iPage, pDict, m_PageList) < 0) { | |
| 1094 ReleaseIndirectObject(dwObjNum); | |
| 1095 return NULL; | |
| 1096 } | |
| 1097 return pDict; | |
| 1098 } | |
| 1099 | |
| 1100 CPDF_Font* CPDF_Document::AddStandardFont(const FX_CHAR* font, | |
| 1101 CPDF_FontEncoding* pEncoding) { | |
| 1102 CFX_ByteString name(font); | |
| 1103 if (PDF_GetStandardFontName(&name) < 0) | |
| 1104 return nullptr; | |
| 1105 return GetPageData()->GetStandardFont(name.AsStringC(), pEncoding); | |
| 1106 } | |
| 1107 | |
| 1108 void CPDF_Document::DeletePage(int iPage) { | |
| 1109 CPDF_Dictionary* pRoot = GetRoot(); | |
| 1110 if (!pRoot) | |
| 1111 return; | |
| 1112 | |
| 1113 CPDF_Dictionary* pPages = pRoot->GetDictBy("Pages"); | |
| 1114 if (!pPages) | |
| 1115 return; | |
| 1116 | |
| 1117 int nPages = pPages->GetIntegerBy("Count"); | |
| 1118 if (iPage < 0 || iPage >= nPages) | |
| 1119 return; | |
| 1120 | |
| 1121 std::set<CPDF_Dictionary*> stack = {pPages}; | |
| 1122 if (InsertDeletePDFPage(this, pPages, iPage, nullptr, FALSE, &stack) < 0) | |
| 1123 return; | |
| 1124 | |
| 1125 m_PageList.RemoveAt(iPage); | |
| 1126 } | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1925453002:
Move CPDF_Document code into cpdf_document.cpp. (Closed)
Base URL: https://pdfium.googlesource.com/pdfium@master