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Unified Diff: core/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp

Issue 1925453002: Move CPDF_Document code into cpdf_document.cpp. (Closed) Base URL: https://pdfium.googlesource.com/pdfium@master
Patch Set: nits Created 4 years, 8 months ago
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Index: core/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
diff --git a/core/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp b/core/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
deleted file mode 100644
index 843c8f884bbc21e374403a966766f4bcaf5ec76e..0000000000000000000000000000000000000000
--- a/core/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
+++ /dev/null
@@ -1,1126 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include <limits.h>
-
-#include <set>
-#include <vector>
-
-#include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
-#include "core/fpdfapi/fpdf_font/include/cpdf_fontencoding.h"
-#include "core/fpdfapi/fpdf_page/include/cpdf_page.h"
-#include "core/fpdfapi/fpdf_page/pageint.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_dictionary.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
-#include "core/fpdfapi/fpdf_parser/include/cpdf_reference.h"
-#include "core/fpdfapi/fpdf_render/render_int.h"
-#include "core/fpdfapi/include/cpdf_modulemgr.h"
-#include "third_party/base/stl_util.h"
-
-CPDF_Document::CPDF_Document()
- : CPDF_IndirectObjectHolder(nullptr),
- m_pRootDict(nullptr),
- m_pInfoDict(nullptr),
- m_bLinearized(FALSE),
- m_dwFirstPageNo(0),
- m_dwFirstPageObjNum(0),
- m_pDocPage(new CPDF_DocPageData(this)),
- m_pDocRender(new CPDF_DocRenderData(this)) {}
-
-void CPDF_Document::CreateNewDoc() {
- ASSERT(!m_pRootDict && !m_pInfoDict);
-
- m_pRootDict = new CPDF_Dictionary;
- m_pRootDict->SetAtName("Type", "Catalog");
- int objnum = AddIndirectObject(m_pRootDict);
-
- CPDF_Dictionary* pPages = new CPDF_Dictionary;
- pPages->SetAtName("Type", "Pages");
- pPages->SetAtNumber("Count", 0);
- pPages->SetAt("Kids", new CPDF_Array);
- objnum = AddIndirectObject(pPages);
- m_pRootDict->SetAtReference("Pages", this, objnum);
-
- m_pInfoDict = new CPDF_Dictionary;
- AddIndirectObject(m_pInfoDict);
-}
-
-static const uint16_t g_FX_CP874Unicodes[128] = {
- 0x20AC, 0x0000, 0x0000, 0x0000, 0x0000, 0x2026, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x0000, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x00A0, 0x0E01, 0x0E02, 0x0E03,
- 0x0E04, 0x0E05, 0x0E06, 0x0E07, 0x0E08, 0x0E09, 0x0E0A, 0x0E0B, 0x0E0C,
- 0x0E0D, 0x0E0E, 0x0E0F, 0x0E10, 0x0E11, 0x0E12, 0x0E13, 0x0E14, 0x0E15,
- 0x0E16, 0x0E17, 0x0E18, 0x0E19, 0x0E1A, 0x0E1B, 0x0E1C, 0x0E1D, 0x0E1E,
- 0x0E1F, 0x0E20, 0x0E21, 0x0E22, 0x0E23, 0x0E24, 0x0E25, 0x0E26, 0x0E27,
- 0x0E28, 0x0E29, 0x0E2A, 0x0E2B, 0x0E2C, 0x0E2D, 0x0E2E, 0x0E2F, 0x0E30,
- 0x0E31, 0x0E32, 0x0E33, 0x0E34, 0x0E35, 0x0E36, 0x0E37, 0x0E38, 0x0E39,
- 0x0E3A, 0x0000, 0x0000, 0x0000, 0x0000, 0x0E3F, 0x0E40, 0x0E41, 0x0E42,
- 0x0E43, 0x0E44, 0x0E45, 0x0E46, 0x0E47, 0x0E48, 0x0E49, 0x0E4A, 0x0E4B,
- 0x0E4C, 0x0E4D, 0x0E4E, 0x0E4F, 0x0E50, 0x0E51, 0x0E52, 0x0E53, 0x0E54,
- 0x0E55, 0x0E56, 0x0E57, 0x0E58, 0x0E59, 0x0E5A, 0x0E5B, 0x0000, 0x0000,
- 0x0000, 0x0000,
-};
-static const uint16_t g_FX_CP1250Unicodes[128] = {
- 0x20AC, 0x0000, 0x201A, 0x0000, 0x201E, 0x2026, 0x2020, 0x2021, 0x0000,
- 0x2030, 0x0160, 0x2039, 0x015A, 0x0164, 0x017D, 0x0179, 0x0000, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0161,
- 0x203A, 0x015B, 0x0165, 0x017E, 0x017A, 0x00A0, 0x02C7, 0x02D8, 0x0141,
- 0x00A4, 0x0104, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x015E, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x017B, 0x00B0, 0x00B1, 0x02DB, 0x0142, 0x00B4, 0x00B5,
- 0x00B6, 0x00B7, 0x00B8, 0x0105, 0x015F, 0x00BB, 0x013D, 0x02DD, 0x013E,
- 0x017C, 0x0154, 0x00C1, 0x00C2, 0x0102, 0x00C4, 0x0139, 0x0106, 0x00C7,
- 0x010C, 0x00C9, 0x0118, 0x00CB, 0x011A, 0x00CD, 0x00CE, 0x010E, 0x0110,
- 0x0143, 0x0147, 0x00D3, 0x00D4, 0x0150, 0x00D6, 0x00D7, 0x0158, 0x016E,
- 0x00DA, 0x0170, 0x00DC, 0x00DD, 0x0162, 0x00DF, 0x0155, 0x00E1, 0x00E2,
- 0x0103, 0x00E4, 0x013A, 0x0107, 0x00E7, 0x010D, 0x00E9, 0x0119, 0x00EB,
- 0x011B, 0x00ED, 0x00EE, 0x010F, 0x0111, 0x0144, 0x0148, 0x00F3, 0x00F4,
- 0x0151, 0x00F6, 0x00F7, 0x0159, 0x016F, 0x00FA, 0x0171, 0x00FC, 0x00FD,
- 0x0163, 0x02D9,
-};
-static const uint16_t g_FX_CP1251Unicodes[128] = {
- 0x0402, 0x0403, 0x201A, 0x0453, 0x201E, 0x2026, 0x2020, 0x2021, 0x20AC,
- 0x2030, 0x0409, 0x2039, 0x040A, 0x040C, 0x040B, 0x040F, 0x0452, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0459,
- 0x203A, 0x045A, 0x045C, 0x045B, 0x045F, 0x00A0, 0x040E, 0x045E, 0x0408,
- 0x00A4, 0x0490, 0x00A6, 0x00A7, 0x0401, 0x00A9, 0x0404, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x0407, 0x00B0, 0x00B1, 0x0406, 0x0456, 0x0491, 0x00B5,
- 0x00B6, 0x00B7, 0x0451, 0x2116, 0x0454, 0x00BB, 0x0458, 0x0405, 0x0455,
- 0x0457, 0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
- 0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F, 0x0420,
- 0x0421, 0x0422, 0x0423, 0x0424, 0x0425, 0x0426, 0x0427, 0x0428, 0x0429,
- 0x042A, 0x042B, 0x042C, 0x042D, 0x042E, 0x042F, 0x0430, 0x0431, 0x0432,
- 0x0433, 0x0434, 0x0435, 0x0436, 0x0437, 0x0438, 0x0439, 0x043A, 0x043B,
- 0x043C, 0x043D, 0x043E, 0x043F, 0x0440, 0x0441, 0x0442, 0x0443, 0x0444,
- 0x0445, 0x0446, 0x0447, 0x0448, 0x0449, 0x044A, 0x044B, 0x044C, 0x044D,
- 0x044E, 0x044F,
-};
-static const uint16_t g_FX_CP1253Unicodes[128] = {
- 0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x0000,
- 0x2030, 0x0000, 0x2039, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0000,
- 0x203A, 0x0000, 0x0000, 0x0000, 0x0000, 0x00A0, 0x0385, 0x0386, 0x00A3,
- 0x00A4, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x0000, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x2015, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x0384, 0x00B5,
- 0x00B6, 0x00B7, 0x0388, 0x0389, 0x038A, 0x00BB, 0x038C, 0x00BD, 0x038E,
- 0x038F, 0x0390, 0x0391, 0x0392, 0x0393, 0x0394, 0x0395, 0x0396, 0x0397,
- 0x0398, 0x0399, 0x039A, 0x039B, 0x039C, 0x039D, 0x039E, 0x039F, 0x03A0,
- 0x03A1, 0x0000, 0x03A3, 0x03A4, 0x03A5, 0x03A6, 0x03A7, 0x03A8, 0x03A9,
- 0x03AA, 0x03AB, 0x03AC, 0x03AD, 0x03AE, 0x03AF, 0x03B0, 0x03B1, 0x03B2,
- 0x03B3, 0x03B4, 0x03B5, 0x03B6, 0x03B7, 0x03B8, 0x03B9, 0x03BA, 0x03BB,
- 0x03BC, 0x03BD, 0x03BE, 0x03BF, 0x03C0, 0x03C1, 0x03C2, 0x03C3, 0x03C4,
- 0x03C5, 0x03C6, 0x03C7, 0x03C8, 0x03C9, 0x03CA, 0x03CB, 0x03CC, 0x03CD,
- 0x03CE, 0x0000,
-};
-static const uint16_t g_FX_CP1254Unicodes[128] = {
- 0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x02C6,
- 0x2030, 0x0160, 0x2039, 0x0152, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x02DC, 0x2122, 0x0161,
- 0x203A, 0x0153, 0x0000, 0x0000, 0x0178, 0x00A0, 0x00A1, 0x00A2, 0x00A3,
- 0x00A4, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x00AA, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x00AF, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5,
- 0x00B6, 0x00B7, 0x00B8, 0x00B9, 0x00BA, 0x00BB, 0x00BC, 0x00BD, 0x00BE,
- 0x00BF, 0x00C0, 0x00C1, 0x00C2, 0x00C3, 0x00C4, 0x00C5, 0x00C6, 0x00C7,
- 0x00C8, 0x00C9, 0x00CA, 0x00CB, 0x00CC, 0x00CD, 0x00CE, 0x00CF, 0x011E,
- 0x00D1, 0x00D2, 0x00D3, 0x00D4, 0x00D5, 0x00D6, 0x00D7, 0x00D8, 0x00D9,
- 0x00DA, 0x00DB, 0x00DC, 0x0130, 0x015E, 0x00DF, 0x00E0, 0x00E1, 0x00E2,
- 0x00E3, 0x00E4, 0x00E5, 0x00E6, 0x00E7, 0x00E8, 0x00E9, 0x00EA, 0x00EB,
- 0x00EC, 0x00ED, 0x00EE, 0x00EF, 0x011F, 0x00F1, 0x00F2, 0x00F3, 0x00F4,
- 0x00F5, 0x00F6, 0x00F7, 0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x0131,
- 0x015F, 0x00FF,
-};
-static const uint16_t g_FX_CP1255Unicodes[128] = {
- 0x20AC, 0x0000, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x02C6,
- 0x2030, 0x0000, 0x2039, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x02DC, 0x2122, 0x0000,
- 0x203A, 0x0000, 0x0000, 0x0000, 0x0000, 0x00A0, 0x00A1, 0x00A2, 0x00A3,
- 0x20AA, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x00D7, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x00AF, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5,
- 0x00B6, 0x00B7, 0x00B8, 0x00B9, 0x00F7, 0x00BB, 0x00BC, 0x00BD, 0x00BE,
- 0x00BF, 0x05B0, 0x05B1, 0x05B2, 0x05B3, 0x05B4, 0x05B5, 0x05B6, 0x05B7,
- 0x05B8, 0x05B9, 0x0000, 0x05BB, 0x05BC, 0x05BD, 0x05BE, 0x05BF, 0x05C0,
- 0x05C1, 0x05C2, 0x05C3, 0x05F0, 0x05F1, 0x05F2, 0x05F3, 0x05F4, 0x0000,
- 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x05D0, 0x05D1, 0x05D2,
- 0x05D3, 0x05D4, 0x05D5, 0x05D6, 0x05D7, 0x05D8, 0x05D9, 0x05DA, 0x05DB,
- 0x05DC, 0x05DD, 0x05DE, 0x05DF, 0x05E0, 0x05E1, 0x05E2, 0x05E3, 0x05E4,
- 0x05E5, 0x05E6, 0x05E7, 0x05E8, 0x05E9, 0x05EA, 0x0000, 0x0000, 0x200E,
- 0x200F, 0x0000,
-};
-static const uint16_t g_FX_CP1256Unicodes[128] = {
- 0x20AC, 0x067E, 0x201A, 0x0192, 0x201E, 0x2026, 0x2020, 0x2021, 0x02C6,
- 0x2030, 0x0679, 0x2039, 0x0152, 0x0686, 0x0698, 0x0688, 0x06AF, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x06A9, 0x2122, 0x0691,
- 0x203A, 0x0153, 0x200C, 0x200D, 0x06BA, 0x00A0, 0x060C, 0x00A2, 0x00A3,
- 0x00A4, 0x00A5, 0x00A6, 0x00A7, 0x00A8, 0x00A9, 0x06BE, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x00AF, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5,
- 0x00B6, 0x00B7, 0x00B8, 0x00B9, 0x061B, 0x00BB, 0x00BC, 0x00BD, 0x00BE,
- 0x061F, 0x06C1, 0x0621, 0x0622, 0x0623, 0x0624, 0x0625, 0x0626, 0x0627,
- 0x0628, 0x0629, 0x062A, 0x062B, 0x062C, 0x062D, 0x062E, 0x062F, 0x0630,
- 0x0631, 0x0632, 0x0633, 0x0634, 0x0635, 0x0636, 0x00D7, 0x0637, 0x0638,
- 0x0639, 0x063A, 0x0640, 0x0641, 0x0642, 0x0643, 0x00E0, 0x0644, 0x00E2,
- 0x0645, 0x0646, 0x0647, 0x0648, 0x00E7, 0x00E8, 0x00E9, 0x00EA, 0x00EB,
- 0x0649, 0x064A, 0x00EE, 0x00EF, 0x064B, 0x064C, 0x064D, 0x064E, 0x00F4,
- 0x064F, 0x0650, 0x00F7, 0x0651, 0x00F9, 0x0652, 0x00FB, 0x00FC, 0x200E,
- 0x200F, 0x06D2,
-};
-static const uint16_t g_FX_CP1257Unicodes[128] = {
- 0x20AC, 0x0000, 0x201A, 0x0000, 0x201E, 0x2026, 0x2020, 0x2021, 0x0000,
- 0x2030, 0x0000, 0x2039, 0x0000, 0x00A8, 0x02C7, 0x00B8, 0x0000, 0x2018,
- 0x2019, 0x201C, 0x201D, 0x2022, 0x2013, 0x2014, 0x0000, 0x2122, 0x0000,
- 0x203A, 0x0000, 0x00AF, 0x02DB, 0x0000, 0x00A0, 0x0000, 0x00A2, 0x00A3,
- 0x00A4, 0x0000, 0x00A6, 0x00A7, 0x00D8, 0x00A9, 0x0156, 0x00AB, 0x00AC,
- 0x00AD, 0x00AE, 0x00C6, 0x00B0, 0x00B1, 0x00B2, 0x00B3, 0x00B4, 0x00B5,
- 0x00B6, 0x00B7, 0x00F8, 0x00B9, 0x0157, 0x00BB, 0x00BC, 0x00BD, 0x00BE,
- 0x00E6, 0x0104, 0x012E, 0x0100, 0x0106, 0x00C4, 0x00C5, 0x0118, 0x0112,
- 0x010C, 0x00C9, 0x0179, 0x0116, 0x0122, 0x0136, 0x012A, 0x013B, 0x0160,
- 0x0143, 0x0145, 0x00D3, 0x014C, 0x00D5, 0x00D6, 0x00D7, 0x0172, 0x0141,
- 0x015A, 0x016A, 0x00DC, 0x017B, 0x017D, 0x00DF, 0x0105, 0x012F, 0x0101,
- 0x0107, 0x00E4, 0x00E5, 0x0119, 0x0113, 0x010D, 0x00E9, 0x017A, 0x0117,
- 0x0123, 0x0137, 0x012B, 0x013C, 0x0161, 0x0144, 0x0146, 0x00F3, 0x014D,
- 0x00F5, 0x00F6, 0x00F7, 0x0173, 0x0142, 0x015B, 0x016B, 0x00FC, 0x017C,
- 0x017E, 0x02D9,
-};
-
-struct FX_CharsetUnicodes {
- uint8_t m_Charset;
- const uint16_t* m_pUnicodes;
-};
-
-const FX_CharsetUnicodes g_FX_CharsetUnicodes[] = {
- {FXFONT_THAI_CHARSET, g_FX_CP874Unicodes},
- {FXFONT_EASTEUROPE_CHARSET, g_FX_CP1250Unicodes},
- {FXFONT_RUSSIAN_CHARSET, g_FX_CP1251Unicodes},
- {FXFONT_GREEK_CHARSET, g_FX_CP1253Unicodes},
- {FXFONT_TURKISH_CHARSET, g_FX_CP1254Unicodes},
- {FXFONT_HEBREW_CHARSET, g_FX_CP1255Unicodes},
- {FXFONT_ARABIC_CHARSET, g_FX_CP1256Unicodes},
- {FXFONT_BALTIC_CHARSET, g_FX_CP1257Unicodes},
-};
-
-#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_DESKTOP_)
-static void _InsertWidthArray(HDC hDC,
- int start,
- int end,
- CPDF_Array* pWidthArray) {
- int size = end - start + 1;
- int* widths = FX_Alloc(int, size);
- GetCharWidth(hDC, start, end, widths);
- int i;
- for (i = 1; i < size; i++)
- if (widths[i] != *widths) {
- break;
- }
- if (i == size) {
- int first = pWidthArray->GetIntegerAt(pWidthArray->GetCount() - 1);
- pWidthArray->AddInteger(first + size - 1);
- pWidthArray->AddInteger(*widths);
- } else {
- CPDF_Array* pWidthArray1 = new CPDF_Array;
- pWidthArray->Add(pWidthArray1);
- for (i = 0; i < size; i++) {
- pWidthArray1->AddInteger(widths[i]);
- }
- }
- FX_Free(widths);
-}
-CPDF_Font* CPDF_Document::AddWindowsFont(LOGFONTW* pLogFont,
- FX_BOOL bVert,
- FX_BOOL bTranslateName) {
- LOGFONTA lfa;
- FXSYS_memcpy(&lfa, pLogFont, (char*)lfa.lfFaceName - (char*)&lfa);
- CFX_ByteString face = CFX_ByteString::FromUnicode(pLogFont->lfFaceName);
- if (face.GetLength() >= LF_FACESIZE) {
- return NULL;
- }
- FXSYS_strcpy(lfa.lfFaceName, face.c_str());
- return AddWindowsFont(&lfa, bVert, bTranslateName);
-}
-CFX_ByteString _FPDF_GetPSNameFromTT(HDC hDC) {
- CFX_ByteString result;
- DWORD size = ::GetFontData(hDC, 'eman', 0, NULL, 0);
- if (size != GDI_ERROR) {
- LPBYTE buffer = FX_Alloc(BYTE, size);
- ::GetFontData(hDC, 'eman', 0, buffer, size);
- result = GetNameFromTT(buffer, size, 6);
- FX_Free(buffer);
- }
- return result;
-}
-CPDF_Font* CPDF_Document::AddWindowsFont(LOGFONTA* pLogFont,
- FX_BOOL bVert,
- FX_BOOL bTranslateName) {
- pLogFont->lfHeight = -1000;
- pLogFont->lfWidth = 0;
- HGDIOBJ hFont = CreateFontIndirectA(pLogFont);
- HDC hDC = CreateCompatibleDC(NULL);
- hFont = SelectObject(hDC, hFont);
- int tm_size = GetOutlineTextMetrics(hDC, 0, NULL);
- if (tm_size == 0) {
- hFont = SelectObject(hDC, hFont);
- DeleteObject(hFont);
- DeleteDC(hDC);
- return NULL;
- }
- LPBYTE tm_buf = FX_Alloc(BYTE, tm_size);
- OUTLINETEXTMETRIC* ptm = (OUTLINETEXTMETRIC*)tm_buf;
- GetOutlineTextMetrics(hDC, tm_size, ptm);
- int flags = 0, italicangle, ascend, descend, capheight, bbox[4];
- if (pLogFont->lfItalic) {
- flags |= PDFFONT_ITALIC;
- }
- if ((pLogFont->lfPitchAndFamily & 3) == FIXED_PITCH) {
- flags |= PDFFONT_FIXEDPITCH;
- }
- if ((pLogFont->lfPitchAndFamily & 0xf8) == FF_ROMAN) {
- flags |= PDFFONT_SERIF;
- }
- if ((pLogFont->lfPitchAndFamily & 0xf8) == FF_SCRIPT) {
- flags |= PDFFONT_SCRIPT;
- }
- bool bCJK = pLogFont->lfCharSet == CHINESEBIG5_CHARSET ||
- pLogFont->lfCharSet == GB2312_CHARSET ||
- pLogFont->lfCharSet == HANGEUL_CHARSET ||
- pLogFont->lfCharSet == SHIFTJIS_CHARSET;
- CFX_ByteString basefont;
- if (bTranslateName && bCJK) {
- basefont = _FPDF_GetPSNameFromTT(hDC);
- }
- if (basefont.IsEmpty()) {
- basefont = pLogFont->lfFaceName;
- }
- italicangle = ptm->otmItalicAngle / 10;
- ascend = ptm->otmrcFontBox.top;
- descend = ptm->otmrcFontBox.bottom;
- capheight = ptm->otmsCapEmHeight;
- bbox[0] = ptm->otmrcFontBox.left;
- bbox[1] = ptm->otmrcFontBox.bottom;
- bbox[2] = ptm->otmrcFontBox.right;
- bbox[3] = ptm->otmrcFontBox.top;
- FX_Free(tm_buf);
- basefont.Replace(" ", "");
- CPDF_Dictionary* pBaseDict = new CPDF_Dictionary;
- pBaseDict->SetAtName("Type", "Font");
- CPDF_Dictionary* pFontDict = pBaseDict;
- if (!bCJK) {
- if (pLogFont->lfCharSet == ANSI_CHARSET ||
- pLogFont->lfCharSet == DEFAULT_CHARSET ||
- pLogFont->lfCharSet == SYMBOL_CHARSET) {
- if (pLogFont->lfCharSet == SYMBOL_CHARSET) {
- flags |= PDFFONT_SYMBOLIC;
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- }
- pBaseDict->SetAtName("Encoding", "WinAnsiEncoding");
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- int i;
- for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes);
- i++)
- if (g_FX_CharsetUnicodes[i].m_Charset == pLogFont->lfCharSet) {
- break;
- }
- if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) {
- CPDF_Dictionary* pEncoding = new CPDF_Dictionary;
- pEncoding->SetAtName("BaseEncoding", "WinAnsiEncoding");
- CPDF_Array* pArray = new CPDF_Array;
- pArray->AddInteger(128);
- const uint16_t* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes;
- for (int j = 0; j < 128; j++) {
- CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]);
- if (name.IsEmpty()) {
- pArray->AddName(".notdef");
- } else {
- pArray->AddName(name);
- }
- }
- pEncoding->SetAt("Differences", pArray);
- AddIndirectObject(pEncoding);
- pBaseDict->SetAtReference("Encoding", this, pEncoding);
- }
- }
- if (pLogFont->lfWeight > FW_MEDIUM && pLogFont->lfItalic) {
- basefont += ",BoldItalic";
- } else if (pLogFont->lfWeight > FW_MEDIUM) {
- basefont += ",Bold";
- } else if (pLogFont->lfItalic) {
- basefont += ",Italic";
- }
- pBaseDict->SetAtName("Subtype", "TrueType");
- pBaseDict->SetAtName("BaseFont", basefont);
- pBaseDict->SetAtNumber("FirstChar", 32);
- pBaseDict->SetAtNumber("LastChar", 255);
- int char_widths[224];
- GetCharWidth(hDC, 32, 255, char_widths);
- CPDF_Array* pWidths = new CPDF_Array;
- for (int i = 0; i < 224; i++) {
- pWidths->AddInteger(char_widths[i]);
- }
- pBaseDict->SetAt("Widths", pWidths);
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- pFontDict = new CPDF_Dictionary;
- CFX_ByteString cmap;
- CFX_ByteString ordering;
- int supplement = 0;
- CPDF_Array* pWidthArray = new CPDF_Array;
- switch (pLogFont->lfCharSet) {
- case CHINESEBIG5_CHARSET:
- cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
- ordering = "CNS1";
- supplement = 4;
- pWidthArray->AddInteger(1);
- _InsertWidthArray(hDC, 0x20, 0x7e, pWidthArray);
- break;
- case GB2312_CHARSET:
- cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H";
- ordering = "GB1", supplement = 2;
- pWidthArray->AddInteger(7716);
- _InsertWidthArray(hDC, 0x20, 0x20, pWidthArray);
- pWidthArray->AddInteger(814);
- _InsertWidthArray(hDC, 0x21, 0x7e, pWidthArray);
- break;
- case HANGEUL_CHARSET:
- cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
- ordering = "Korea1";
- supplement = 2;
- pWidthArray->AddInteger(1);
- _InsertWidthArray(hDC, 0x20, 0x7e, pWidthArray);
- break;
- case SHIFTJIS_CHARSET:
- cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H";
- ordering = "Japan1";
- supplement = 5;
- pWidthArray->AddInteger(231);
- _InsertWidthArray(hDC, 0x20, 0x7d, pWidthArray);
- pWidthArray->AddInteger(326);
- _InsertWidthArray(hDC, 0xa0, 0xa0, pWidthArray);
- pWidthArray->AddInteger(327);
- _InsertWidthArray(hDC, 0xa1, 0xdf, pWidthArray);
- pWidthArray->AddInteger(631);
- _InsertWidthArray(hDC, 0x7e, 0x7e, pWidthArray);
- break;
- }
- pBaseDict->SetAtName("Subtype", "Type0");
- pBaseDict->SetAtName("BaseFont", basefont);
- pBaseDict->SetAtName("Encoding", cmap);
- pFontDict->SetAt("W", pWidthArray);
- pFontDict->SetAtName("Type", "Font");
- pFontDict->SetAtName("Subtype", "CIDFontType2");
- pFontDict->SetAtName("BaseFont", basefont);
- CPDF_Dictionary* pCIDSysInfo = new CPDF_Dictionary;
- pCIDSysInfo->SetAtString("Registry", "Adobe");
- pCIDSysInfo->SetAtString("Ordering", ordering);
- pCIDSysInfo->SetAtInteger("Supplement", supplement);
- pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo);
- CPDF_Array* pArray = new CPDF_Array;
- pBaseDict->SetAt("DescendantFonts", pArray);
- AddIndirectObject(pFontDict);
- pArray->AddReference(this, pFontDict);
- }
- AddIndirectObject(pBaseDict);
- CPDF_Dictionary* pFontDesc = new CPDF_Dictionary;
- pFontDesc->SetAtName("Type", "FontDescriptor");
- pFontDesc->SetAtName("FontName", basefont);
- pFontDesc->SetAtInteger("Flags", flags);
- CPDF_Array* pBBox = new CPDF_Array;
- for (int i = 0; i < 4; i++) {
- pBBox->AddInteger(bbox[i]);
- }
- pFontDesc->SetAt("FontBBox", pBBox);
- pFontDesc->SetAtInteger("ItalicAngle", italicangle);
- pFontDesc->SetAtInteger("Ascent", ascend);
- pFontDesc->SetAtInteger("Descent", descend);
- pFontDesc->SetAtInteger("CapHeight", capheight);
- pFontDesc->SetAtInteger("StemV", pLogFont->lfWeight / 5);
- AddIndirectObject(pFontDesc);
- pFontDict->SetAtReference("FontDescriptor", this, pFontDesc);
- hFont = SelectObject(hDC, hFont);
- DeleteObject(hFont);
- DeleteDC(hDC);
- return LoadFont(pBaseDict);
-}
-#endif
-
-#if (_FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_)
-uint32_t FX_GetLangHashCode(const FX_CHAR* pStr) {
- FXSYS_assert(pStr);
- int32_t iLength = FXSYS_strlen(pStr);
- const FX_CHAR* pStrEnd = pStr + iLength;
- uint32_t uHashCode = 0;
- while (pStr < pStrEnd) {
- uHashCode = 31 * uHashCode + tolower(*pStr++);
- }
- return uHashCode;
-}
-struct FX_LANG2CS {
- uint32_t uLang;
- int uCharset;
-} * FX_LPLANG2CS;
-static const FX_LANG2CS gs_FXLang2CharsetTable[] = {
- {3109, 0}, {3121, 178}, {3129, 162}, {3139, 204}, {3141, 204},
- {3166, 0}, {3184, 238}, {3197, 0}, {3201, 0}, {3239, 161},
- {3241, 0}, {3246, 0}, {3247, 186}, {3248, 0}, {3259, 178},
- {3267, 0}, {3273, 0}, {3276, 0}, {3301, 0}, {3310, 1},
- {3325, 177}, {3329, 1}, {3338, 238}, {3341, 238}, {3345, 1},
- {3355, 0}, {3370, 0}, {3371, 0}, {3383, 128}, {3424, 204},
- {3427, 1}, {3428, 129}, {3436, 178}, {3464, 186}, {3466, 186},
- {3486, 204}, {3487, 0}, {3493, 1}, {3494, 0}, {3508, 0},
- {3518, 0}, {3520, 0}, {3569, 1}, {3580, 238}, {3588, 0},
- {3645, 238}, {3651, 204}, {3672, 238}, {3673, 238}, {3678, 238},
- {3679, 238}, {3683, 0}, {3684, 0}, {3693, 1}, {3697, 1},
- {3700, 222}, {3710, 162}, {3734, 204}, {3741, 178}, {3749, 162},
- {3763, 163}, {3886, 134}, {105943, 0}, {106375, 1}, {3923451837, 134},
- {3923451838, 136},
-};
-static uint16_t FX_GetCsFromLangCode(uint32_t uCode) {
- int32_t iStart = 0;
- int32_t iEnd = sizeof(gs_FXLang2CharsetTable) / sizeof(FX_LANG2CS) - 1;
- while (iStart <= iEnd) {
- int32_t iMid = (iStart + iEnd) / 2;
- const FX_LANG2CS& charset = gs_FXLang2CharsetTable[iMid];
- if (uCode == charset.uLang) {
- return charset.uCharset;
- }
- if (uCode < charset.uLang) {
- iEnd = iMid - 1;
- } else {
- iStart = iMid + 1;
- }
- }
- return 0;
-}
-static uint16_t FX_GetCharsetFromLang(const FX_CHAR* pLang, int32_t iLength) {
- FXSYS_assert(pLang);
- if (iLength < 0) {
- iLength = FXSYS_strlen(pLang);
- }
- uint32_t uHash = FX_GetLangHashCode(pLang);
- return FX_GetCsFromLangCode(uHash);
-}
-static void _CFString2CFXByteString(CFStringRef src, CFX_ByteString& dest) {
- SInt32 len = CFStringGetLength(src);
- CFRange range = CFRangeMake(0, len);
- CFIndex used = 0;
- UInt8* pBuffer = (UInt8*)calloc(len + 1, sizeof(UInt8));
- CFStringGetBytes(src, range, kCFStringEncodingASCII, 0, false, pBuffer, len,
- &used);
- dest = (FX_CHAR*)pBuffer;
- free(pBuffer);
-}
-static bool IsHasCharSet(CFArrayRef languages,
- const std::vector<uint32_t>& charSets) {
- for (int i = 0; i < CFArrayGetCount(languages); ++i) {
- CFStringRef language = (CFStringRef)CFArrayGetValueAtIndex(languages, i);
- uint32_t CharSet = FX_GetCharsetFromLang(
- CFStringGetCStringPtr(language, kCFStringEncodingMacRoman), -1);
- if (pdfium::ContainsValue(charSets, CharSet))
- return true;
- }
- return false;
-}
-void FX_GetCharWidth(CTFontRef font, UniChar start, UniChar end, int* width) {
- CGFloat size = CTFontGetSize(font);
- for (; start <= end; ++start) {
- CGGlyph pGlyph = 0;
- CFIndex count = 1;
- CTFontGetGlyphsForCharacters(font, &start, &pGlyph, count);
- CGSize advances;
- CTFontGetAdvancesForGlyphs(font, kCTFontDefaultOrientation, &pGlyph,
- &advances, 1);
- *width = (int)(advances.width / size * 1000);
- width++;
- }
-}
-static void _InsertWidthArray(CTFontRef font,
- int start,
- int end,
- CPDF_Array* pWidthArray) {
- int size = end - start + 1;
- int* widths = FX_Alloc(int, size);
- FX_GetCharWidth(font, start, end, widths);
- int i;
- for (i = 1; i < size; i++)
- if (widths[i] != *widths) {
- break;
- }
- if (i == size) {
- int first = pWidthArray->GetIntegerAt(pWidthArray->GetCount() - 1);
- pWidthArray->AddInteger(first + size - 1);
- pWidthArray->AddInteger(*widths);
- } else {
- CPDF_Array* pWidthArray1 = new CPDF_Array;
- pWidthArray->Add(pWidthArray1);
- for (i = 0; i < size; i++) {
- pWidthArray1->AddInteger(widths[i]);
- }
- }
- FX_Free(widths);
-}
-CPDF_Font* CPDF_Document::AddMacFont(CTFontRef pFont,
- FX_BOOL bVert,
- FX_BOOL bTranslateName) {
- CTFontRef font = (CTFontRef)pFont;
- CTFontDescriptorRef descriptor = CTFontCopyFontDescriptor(font);
- if (!descriptor) {
- return NULL;
- }
- CFX_ByteString basefont;
- int flags = 0, italicangle = 0, ascend = 0, descend = 0, capheight = 0,
- bbox[4];
- FXSYS_memset(bbox, 0, sizeof(int) * 4);
- CFArrayRef languages = (CFArrayRef)CTFontDescriptorCopyAttribute(
- descriptor, kCTFontLanguagesAttribute);
- if (!languages) {
- CFRelease(descriptor);
- return NULL;
- }
-
- bool bCJK = IsHasCharSet(languages,
- {FXFONT_CHINESEBIG5_CHARSET, FXFONT_GB2312_CHARSET,
- FXFONT_HANGEUL_CHARSET, FXFONT_SHIFTJIS_CHARSET});
- CFRelease(descriptor);
- CFDictionaryRef traits = (CFDictionaryRef)CTFontCopyTraits(font);
- if (!traits) {
- CFRelease(languages);
- return NULL;
- }
- CFNumberRef sybolicTrait =
- (CFNumberRef)CFDictionaryGetValue(traits, kCTFontSymbolicTrait);
- CTFontSymbolicTraits trait = 0;
- CFNumberGetValue(sybolicTrait, kCFNumberSInt32Type, &trait);
- if (trait & kCTFontItalicTrait) {
- flags |= PDFFONT_ITALIC;
- }
- if (trait & kCTFontMonoSpaceTrait) {
- flags |= PDFFONT_FIXEDPITCH;
- }
- if (trait & kCTFontModernSerifsClass) {
- flags |= PDFFONT_SERIF;
- }
- if (trait & kCTFontScriptsClass) {
- flags |= PDFFONT_SCRIPT;
- }
- CFNumberRef weightTrait =
- (CFNumberRef)CFDictionaryGetValue(traits, kCTFontWeightTrait);
- Float32 weight = 0;
- CFNumberGetValue(weightTrait, kCFNumberFloat32Type, &weight);
- italicangle = CTFontGetSlantAngle(font);
- ascend = CTFontGetAscent(font);
- descend = CTFontGetDescent(font);
- capheight = CTFontGetCapHeight(font);
- CGRect box = CTFontGetBoundingBox(font);
- bbox[0] = box.origin.x;
- bbox[1] = box.origin.y;
- bbox[2] = box.origin.x + box.size.width;
- bbox[3] = box.origin.y + box.size.height;
- if (bTranslateName && bCJK) {
- CFStringRef postName = CTFontCopyPostScriptName(font);
- _CFString2CFXByteString(postName, basefont);
- CFRelease(postName);
- }
- if (basefont.IsEmpty()) {
- CFStringRef fullName = CTFontCopyFullName(font);
- _CFString2CFXByteString(fullName, basefont);
- CFRelease(fullName);
- }
- basefont.Replace(" ", "");
- CPDF_Dictionary* pBaseDict = new CPDF_Dictionary;
- CPDF_Dictionary* pFontDict = pBaseDict;
- if (!bCJK) {
- if (IsHasCharSet(languages, {FXFONT_ANSI_CHARSET, FXFONT_DEFAULT_CHARSET,
- FXFONT_SYMBOL_CHARSET})) {
- if (IsHasCharSet(languages, {FXFONT_SYMBOL_CHARSET})) {
- flags |= PDFFONT_SYMBOLIC;
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- }
- pBaseDict->SetAtName("Encoding", "WinAnsiEncoding");
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- size_t i;
- for (i = 0; i < FX_ArraySize(g_FX_CharsetUnicodes); ++i) {
- if (IsHasCharSet(languages, {g_FX_CharsetUnicodes[i].m_Charset}))
- break;
- }
- if (i < FX_ArraySize(g_FX_CharsetUnicodes)) {
- CPDF_Dictionary* pEncoding = new CPDF_Dictionary;
- pEncoding->SetAtName("BaseEncoding", "WinAnsiEncoding");
- CPDF_Array* pArray = new CPDF_Array;
- pArray->AddInteger(128);
- const uint16_t* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes;
- for (int j = 0; j < 128; j++) {
- CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]);
- if (name.IsEmpty()) {
- pArray->AddName(".notdef");
- } else {
- pArray->AddName(name);
- }
- }
- pEncoding->SetAt("Differences", pArray);
- AddIndirectObject(pEncoding);
- pBaseDict->SetAtReference("Encoding", this, pEncoding);
- }
- }
- if (weight > 0.0 && trait & kCTFontItalicTrait) {
- basefont += ",BoldItalic";
- } else if (weight > 0.0) {
- basefont += ",Bold";
- } else if (trait & kCTFontItalicTrait) {
- basefont += ",Italic";
- }
- pBaseDict->SetAtName("Subtype", "TrueType");
- pBaseDict->SetAtName("BaseFont", basefont);
- pBaseDict->SetAtNumber("FirstChar", 32);
- pBaseDict->SetAtNumber("LastChar", 255);
- int char_widths[224];
- FX_GetCharWidth(font, 32, 255, char_widths);
- CPDF_Array* pWidths = new CPDF_Array;
- for (int i = 0; i < 224; i++) {
- pWidths->AddInteger(char_widths[i]);
- }
- pBaseDict->SetAt("Widths", pWidths);
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- CPDF_Array* pArray = NULL;
- pFontDict = new CPDF_Dictionary;
- CFX_ByteString cmap;
- CFX_ByteString ordering;
- int supplement;
- FX_BOOL bFound = FALSE;
- CPDF_Array* pWidthArray = new CPDF_Array;
- if (IsHasCharSet(languages, {FXFONT_CHINESEBIG5_CHARSET})) {
- cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
- ordering = "CNS1";
- supplement = 4;
- pWidthArray->AddInteger(1);
- _InsertWidthArray(font, 0x20, 0x7e, pWidthArray);
- bFound = TRUE;
- }
- if (!bFound && IsHasCharSet(languages, {FXFONT_GB2312_CHARSET})) {
- cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H";
- ordering = "GB1", supplement = 2;
- pWidthArray->AddInteger(7716);
- _InsertWidthArray(font, 0x20, 0x20, pWidthArray);
- pWidthArray->AddInteger(814);
- _InsertWidthArray(font, 0x21, 0x7e, pWidthArray);
- bFound = TRUE;
- }
- if (!bFound && IsHasCharSet(languages, {FXFONT_HANGEUL_CHARSET})) {
- cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
- ordering = "Korea1";
- supplement = 2;
- pWidthArray->AddInteger(1);
- _InsertWidthArray(font, 0x20, 0x7e, pWidthArray);
- bFound = TRUE;
- }
- if (!bFound && IsHasCharSet(languages, {FXFONT_SHIFTJIS_CHARSET})) {
- cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H";
- ordering = "Japan1";
- supplement = 5;
- pWidthArray->AddInteger(231);
- _InsertWidthArray(font, 0x20, 0x7d, pWidthArray);
- pWidthArray->AddInteger(326);
- _InsertWidthArray(font, 0xa0, 0xa0, pWidthArray);
- pWidthArray->AddInteger(327);
- _InsertWidthArray(font, 0xa1, 0xdf, pWidthArray);
- pWidthArray->AddInteger(631);
- _InsertWidthArray(font, 0x7e, 0x7e, pWidthArray);
- }
- pBaseDict->SetAtName("Subtype", "Type0");
- pBaseDict->SetAtName("BaseFont", basefont);
- pBaseDict->SetAtName("Encoding", cmap);
- pFontDict->SetAt("W", pWidthArray);
- pFontDict->SetAtName("Type", "Font");
- pFontDict->SetAtName("Subtype", "CIDFontType2");
- pFontDict->SetAtName("BaseFont", basefont);
- CPDF_Dictionary* pCIDSysInfo = new CPDF_Dictionary;
- pCIDSysInfo->SetAtString("Registry", "Adobe");
- pCIDSysInfo->SetAtString("Ordering", ordering);
- pCIDSysInfo->SetAtInteger("Supplement", supplement);
- pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo);
- pArray = new CPDF_Array;
- pBaseDict->SetAt("DescendantFonts", pArray);
- AddIndirectObject(pFontDict);
- pArray->AddReference(this, pFontDict);
- }
- AddIndirectObject(pBaseDict);
- CPDF_Dictionary* pFontDesc = new CPDF_Dictionary;
- pFontDesc->SetAtName("Type", "FontDescriptor");
- pFontDesc->SetAtName("FontName", basefont);
- pFontDesc->SetAtInteger("Flags", flags);
- CPDF_Array* pBBox = new CPDF_Array;
- for (int i = 0; i < 4; i++) {
- pBBox->AddInteger(bbox[i]);
- }
- pFontDesc->SetAt("FontBBox", pBBox);
- pFontDesc->SetAtInteger("ItalicAngle", italicangle);
- pFontDesc->SetAtInteger("Ascent", ascend);
- pFontDesc->SetAtInteger("Descent", descend);
- pFontDesc->SetAtInteger("CapHeight", capheight);
- CGFloat fStemV = 0;
- int16_t min_width = SHRT_MAX;
-
- static const UniChar stem_chars[] = {'i', 'I', '!', '1'};
- CGGlyph glyphs[FX_ArraySize(stem_chars)];
- CGRect boundingRects[FX_ArraySize(stem_chars)];
-
- const size_t count = FX_ArraySize(stem_chars);
- if (CTFontGetGlyphsForCharacters(font, stem_chars, glyphs, count)) {
- CTFontGetBoundingRectsForGlyphs(font, kCTFontHorizontalOrientation, glyphs,
- boundingRects, count);
- for (size_t i = 0; i < count; i++) {
- int16_t width = boundingRects[i].size.width;
- if (width > 0 && width < min_width) {
- min_width = width;
- fStemV = min_width;
- }
- }
- }
- pFontDesc->SetAtInteger("StemV", fStemV);
- AddIndirectObject(pFontDesc);
- pFontDict->SetAtReference("FontDescriptor", this, pFontDesc);
- CFRelease(traits);
- CFRelease(languages);
- return LoadFont(pBaseDict);
-}
-#endif // (_FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_)
-
-static void _InsertWidthArray1(CFX_Font* pFont,
- CFX_UnicodeEncoding* pEncoding,
- FX_WCHAR start,
- FX_WCHAR end,
- CPDF_Array* pWidthArray) {
- int size = end - start + 1;
- int* widths = FX_Alloc(int, size);
- int i;
- for (i = 0; i < size; i++) {
- int glyph_index = pEncoding->GlyphFromCharCode(start + i);
- widths[i] = pFont->GetGlyphWidth(glyph_index);
- }
- for (i = 1; i < size; i++)
- if (widths[i] != *widths) {
- break;
- }
- if (i == size) {
- int first = pWidthArray->GetIntegerAt(pWidthArray->GetCount() - 1);
- pWidthArray->AddInteger(first + size - 1);
- pWidthArray->AddInteger(*widths);
- } else {
- CPDF_Array* pWidthArray1 = new CPDF_Array;
- pWidthArray->Add(pWidthArray1);
- for (i = 0; i < size; i++) {
- pWidthArray1->AddInteger(widths[i]);
- }
- }
- FX_Free(widths);
-}
-
-CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert) {
- if (!pFont) {
- return NULL;
- }
- bool bCJK = charset == FXFONT_CHINESEBIG5_CHARSET ||
- charset == FXFONT_GB2312_CHARSET ||
- charset == FXFONT_HANGEUL_CHARSET ||
- charset == FXFONT_SHIFTJIS_CHARSET;
- CFX_ByteString basefont = pFont->GetFamilyName();
- basefont.Replace(" ", "");
- int flags = 0;
- if (pFont->IsBold()) {
- flags |= PDFFONT_FORCEBOLD;
- }
- if (pFont->IsItalic()) {
- flags |= PDFFONT_ITALIC;
- }
- if (pFont->IsFixedWidth()) {
- flags |= PDFFONT_FIXEDPITCH;
- }
- CPDF_Dictionary* pBaseDict = new CPDF_Dictionary;
- pBaseDict->SetAtName("Type", "Font");
- std::unique_ptr<CFX_UnicodeEncoding> pEncoding(
- new CFX_UnicodeEncoding(pFont));
- CPDF_Dictionary* pFontDict = pBaseDict;
- if (!bCJK) {
- CPDF_Array* pWidths = new CPDF_Array;
- int charcode;
- for (charcode = 32; charcode < 128; charcode++) {
- int glyph_index = pEncoding->GlyphFromCharCode(charcode);
- int char_width = pFont->GetGlyphWidth(glyph_index);
- pWidths->AddInteger(char_width);
- }
- if (charset == FXFONT_ANSI_CHARSET || charset == FXFONT_DEFAULT_CHARSET ||
- charset == FXFONT_SYMBOL_CHARSET) {
- if (charset == FXFONT_SYMBOL_CHARSET) {
- flags |= PDFFONT_SYMBOLIC;
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- }
- pBaseDict->SetAtName("Encoding", "WinAnsiEncoding");
- for (charcode = 128; charcode <= 255; charcode++) {
- int glyph_index = pEncoding->GlyphFromCharCode(charcode);
- int char_width = pFont->GetGlyphWidth(glyph_index);
- pWidths->AddInteger(char_width);
- }
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- size_t i;
- for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes);
- i++)
- if (g_FX_CharsetUnicodes[i].m_Charset == charset) {
- break;
- }
- if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) {
- CPDF_Dictionary* pEncodingDict = new CPDF_Dictionary;
- pEncodingDict->SetAtName("BaseEncoding", "WinAnsiEncoding");
- CPDF_Array* pArray = new CPDF_Array;
- pArray->AddInteger(128);
- const uint16_t* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes;
- for (int j = 0; j < 128; j++) {
- CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]);
- if (name.IsEmpty()) {
- pArray->AddName(".notdef");
- } else {
- pArray->AddName(name);
- }
- int glyph_index = pEncoding->GlyphFromCharCode(pUnicodes[j]);
- int char_width = pFont->GetGlyphWidth(glyph_index);
- pWidths->AddInteger(char_width);
- }
- pEncodingDict->SetAt("Differences", pArray);
- AddIndirectObject(pEncodingDict);
- pBaseDict->SetAtReference("Encoding", this, pEncodingDict);
- }
- }
- if (pFont->IsBold() && pFont->IsItalic()) {
- basefont += ",BoldItalic";
- } else if (pFont->IsBold()) {
- basefont += ",Bold";
- } else if (pFont->IsItalic()) {
- basefont += ",Italic";
- }
- pBaseDict->SetAtName("Subtype", "TrueType");
- pBaseDict->SetAtName("BaseFont", basefont);
- pBaseDict->SetAtNumber("FirstChar", 32);
- pBaseDict->SetAtNumber("LastChar", 255);
- pBaseDict->SetAt("Widths", pWidths);
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- pFontDict = new CPDF_Dictionary;
- CFX_ByteString cmap;
- CFX_ByteString ordering;
- int supplement = 0;
- CPDF_Array* pWidthArray = new CPDF_Array;
- switch (charset) {
- case FXFONT_CHINESEBIG5_CHARSET:
- cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
- ordering = "CNS1";
- supplement = 4;
- pWidthArray->AddInteger(1);
- _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7e, pWidthArray);
- break;
- case FXFONT_GB2312_CHARSET:
- cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H";
- ordering = "GB1";
- supplement = 2;
- pWidthArray->AddInteger(7716);
- _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x20, pWidthArray);
- pWidthArray->AddInteger(814);
- _InsertWidthArray1(pFont, pEncoding.get(), 0x21, 0x7e, pWidthArray);
- break;
- case FXFONT_HANGEUL_CHARSET:
- cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
- ordering = "Korea1";
- supplement = 2;
- pWidthArray->AddInteger(1);
- _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7e, pWidthArray);
- break;
- case FXFONT_SHIFTJIS_CHARSET:
- cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H";
- ordering = "Japan1";
- supplement = 5;
- pWidthArray->AddInteger(231);
- _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7d, pWidthArray);
- pWidthArray->AddInteger(326);
- _InsertWidthArray1(pFont, pEncoding.get(), 0xa0, 0xa0, pWidthArray);
- pWidthArray->AddInteger(327);
- _InsertWidthArray1(pFont, pEncoding.get(), 0xa1, 0xdf, pWidthArray);
- pWidthArray->AddInteger(631);
- _InsertWidthArray1(pFont, pEncoding.get(), 0x7e, 0x7e, pWidthArray);
- break;
- }
- pBaseDict->SetAtName("Subtype", "Type0");
- pBaseDict->SetAtName("BaseFont", basefont);
- pBaseDict->SetAtName("Encoding", cmap);
- pFontDict->SetAt("W", pWidthArray);
- pFontDict->SetAtName("Type", "Font");
- pFontDict->SetAtName("Subtype", "CIDFontType2");
- pFontDict->SetAtName("BaseFont", basefont);
- CPDF_Dictionary* pCIDSysInfo = new CPDF_Dictionary;
- pCIDSysInfo->SetAtString("Registry", "Adobe");
- pCIDSysInfo->SetAtString("Ordering", ordering);
- pCIDSysInfo->SetAtInteger("Supplement", supplement);
- pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo);
- CPDF_Array* pArray = new CPDF_Array;
- pBaseDict->SetAt("DescendantFonts", pArray);
- AddIndirectObject(pFontDict);
- pArray->AddReference(this, pFontDict);
- }
- AddIndirectObject(pBaseDict);
- CPDF_Dictionary* pFontDesc = new CPDF_Dictionary;
- pFontDesc->SetAtName("Type", "FontDescriptor");
- pFontDesc->SetAtName("FontName", basefont);
- pFontDesc->SetAtInteger("Flags", flags);
- pFontDesc->SetAtInteger(
- "ItalicAngle",
- pFont->GetSubstFont() ? pFont->GetSubstFont()->m_ItalicAngle : 0);
- pFontDesc->SetAtInteger("Ascent", pFont->GetAscent());
- pFontDesc->SetAtInteger("Descent", pFont->GetDescent());
- FX_RECT bbox;
- pFont->GetBBox(bbox);
- CPDF_Array* pBBox = new CPDF_Array;
- pBBox->AddInteger(bbox.left);
- pBBox->AddInteger(bbox.bottom);
- pBBox->AddInteger(bbox.right);
- pBBox->AddInteger(bbox.top);
- pFontDesc->SetAt("FontBBox", pBBox);
- int32_t nStemV = 0;
- if (pFont->GetSubstFont()) {
- nStemV = pFont->GetSubstFont()->m_Weight / 5;
- } else {
- static const FX_CHAR stem_chars[] = {'i', 'I', '!', '1'};
- const size_t count = sizeof(stem_chars) / sizeof(stem_chars[0]);
- uint32_t glyph = pEncoding->GlyphFromCharCode(stem_chars[0]);
- nStemV = pFont->GetGlyphWidth(glyph);
- for (size_t i = 1; i < count; i++) {
- glyph = pEncoding->GlyphFromCharCode(stem_chars[i]);
- int width = pFont->GetGlyphWidth(glyph);
- if (width > 0 && width < nStemV) {
- nStemV = width;
- }
- }
- }
- pFontDesc->SetAtInteger("StemV", nStemV);
- AddIndirectObject(pFontDesc);
- pFontDict->SetAtReference("FontDescriptor", this, pFontDesc);
- return LoadFont(pBaseDict);
-}
-static int InsertDeletePDFPage(CPDF_Document* pDoc,
- CPDF_Dictionary* pPages,
- int nPagesToGo,
- CPDF_Dictionary* pPage,
- FX_BOOL bInsert,
- std::set<CPDF_Dictionary*>* pVisited) {
- CPDF_Array* pKidList = pPages->GetArrayBy("Kids");
- if (!pKidList)
- return -1;
-
- for (size_t i = 0; i < pKidList->GetCount(); i++) {
- CPDF_Dictionary* pKid = pKidList->GetDictAt(i);
- if (pKid->GetStringBy("Type") == "Page") {
- if (nPagesToGo == 0) {
- if (bInsert) {
- pKidList->InsertAt(i, new CPDF_Reference(pDoc, pPage->GetObjNum()));
- pPage->SetAtReference("Parent", pDoc, pPages->GetObjNum());
- } else {
- pKidList->RemoveAt(i);
- }
- pPages->SetAtInteger(
- "Count", pPages->GetIntegerBy("Count") + (bInsert ? 1 : -1));
- return 1;
- }
- nPagesToGo--;
- } else {
- int nPages = pKid->GetIntegerBy("Count");
- if (nPagesToGo < nPages) {
- if (pdfium::ContainsValue(*pVisited, pKid))
- return -1;
- pdfium::ScopedSetInsertion<CPDF_Dictionary*>(pVisited, pKid);
- if (InsertDeletePDFPage(pDoc, pKid, nPagesToGo, pPage, bInsert,
- pVisited) < 0) {
- return -1;
- }
- pPages->SetAtInteger(
- "Count", pPages->GetIntegerBy("Count") + (bInsert ? 1 : -1));
- return 1;
- }
- nPagesToGo -= nPages;
- }
- }
- return 0;
-}
-static int InsertNewPage(CPDF_Document* pDoc,
- int iPage,
- CPDF_Dictionary* pPageDict,
- CFX_ArrayTemplate<uint32_t>& pageList) {
- CPDF_Dictionary* pRoot = pDoc->GetRoot();
- if (!pRoot) {
- return -1;
- }
- CPDF_Dictionary* pPages = pRoot->GetDictBy("Pages");
- if (!pPages) {
- return -1;
- }
- int nPages = pDoc->GetPageCount();
- if (iPage < 0 || iPage > nPages) {
- return -1;
- }
- if (iPage == nPages) {
- CPDF_Array* pPagesList = pPages->GetArrayBy("Kids");
- if (!pPagesList) {
- pPagesList = new CPDF_Array;
- pPages->SetAt("Kids", pPagesList);
- }
- pPagesList->Add(pPageDict, pDoc);
- pPages->SetAtInteger("Count", nPages + 1);
- pPageDict->SetAtReference("Parent", pDoc, pPages->GetObjNum());
- } else {
- std::set<CPDF_Dictionary*> stack = {pPages};
- if (InsertDeletePDFPage(pDoc, pPages, iPage, pPageDict, TRUE, &stack) < 0)
- return -1;
- }
- pageList.InsertAt(iPage, pPageDict->GetObjNum());
- return iPage;
-}
-CPDF_Dictionary* CPDF_Document::CreateNewPage(int iPage) {
- CPDF_Dictionary* pDict = new CPDF_Dictionary;
- pDict->SetAtName("Type", "Page");
- uint32_t dwObjNum = AddIndirectObject(pDict);
- if (InsertNewPage(this, iPage, pDict, m_PageList) < 0) {
- ReleaseIndirectObject(dwObjNum);
- return NULL;
- }
- return pDict;
-}
-
-CPDF_Font* CPDF_Document::AddStandardFont(const FX_CHAR* font,
- CPDF_FontEncoding* pEncoding) {
- CFX_ByteString name(font);
- if (PDF_GetStandardFontName(&name) < 0)
- return nullptr;
- return GetPageData()->GetStandardFont(name.AsStringC(), pEncoding);
-}
-
-void CPDF_Document::DeletePage(int iPage) {
- CPDF_Dictionary* pRoot = GetRoot();
- if (!pRoot)
- return;
-
- CPDF_Dictionary* pPages = pRoot->GetDictBy("Pages");
- if (!pPages)
- return;
-
- int nPages = pPages->GetIntegerBy("Count");
- if (iPage < 0 || iPage >= nPages)
- return;
-
- std::set<CPDF_Dictionary*> stack = {pPages};
- if (InsertDeletePDFPage(this, pPages, iPage, nullptr, FALSE, &stack) < 0)
- return;
-
- m_PageList.RemoveAt(iPage);
-}
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