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authorDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
commit764ec513eecbebd12781bcc96ce81ed5e736ee92 (patch)
tree12763fde4be1f10ea1183d92185917b2b587e00b /core/src/fpdfapi/fpdf_edit
parent97da97662417085774f75c26e535c6fbe70266ae (diff)
downloadpdfium-764ec513eecbebd12781bcc96ce81ed5e736ee92.tar.xz
Move core/src/ up to core/.
This CL moves the core/src/ files up to core/ and fixes up the include guards, includes and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1800523005 .
Diffstat (limited to 'core/src/fpdfapi/fpdf_edit')
-rw-r--r--core/src/fpdfapi/fpdf_edit/editint.h74
-rw-r--r--core/src/fpdfapi/fpdf_edit/fpdf_edit_content.cpp162
-rw-r--r--core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp2076
-rw-r--r--core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp1156
-rw-r--r--core/src/fpdfapi/fpdf_edit/fpdf_edit_image.cpp391
5 files changed, 0 insertions, 3859 deletions
diff --git a/core/src/fpdfapi/fpdf_edit/editint.h b/core/src/fpdfapi/fpdf_edit/editint.h
deleted file mode 100644
index 411de0f0fb..0000000000
--- a/core/src/fpdfapi/fpdf_edit/editint.h
+++ /dev/null
@@ -1,74 +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
-
-#ifndef CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_
-#define CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_
-
-#include <vector>
-
-#include "core/include/fxcrt/fx_basic.h"
-#include "core/include/fxcrt/fx_stream.h"
-#include "core/include/fxcrt/fx_system.h"
-
-class CPDF_Creator;
-class CPDF_Object;
-
-class CPDF_ObjectStream {
- public:
- CPDF_ObjectStream();
-
- FX_BOOL Start();
-
- int32_t CompressIndirectObject(FX_DWORD dwObjNum, const CPDF_Object* pObj);
- int32_t CompressIndirectObject(FX_DWORD dwObjNum,
- const uint8_t* pBuffer,
- FX_DWORD dwSize);
-
- FX_FILESIZE End(CPDF_Creator* pCreator);
-
- CFX_DWordArray m_ObjNumArray;
-
- CFX_ByteTextBuf m_Buffer;
- FX_DWORD m_dwObjNum;
- int32_t m_index;
-
- protected:
- CFX_DWordArray m_OffsetArray;
-};
-class CPDF_XRefStream {
- public:
- struct Index {
- FX_DWORD objnum;
- FX_DWORD count;
- };
-
- CPDF_XRefStream();
-
- FX_BOOL Start();
- int32_t CompressIndirectObject(FX_DWORD dwObjNum,
- const CPDF_Object* pObj,
- CPDF_Creator* pCreator);
- int32_t CompressIndirectObject(FX_DWORD dwObjNum,
- const uint8_t* pBuffer,
- FX_DWORD dwSize,
- CPDF_Creator* pCreator);
- FX_BOOL End(CPDF_Creator* pCreator, FX_BOOL bEOF = FALSE);
- void AddObjectNumberToIndexArray(FX_DWORD objnum);
- FX_BOOL EndXRefStream(CPDF_Creator* pCreator);
-
- std::vector<Index> m_IndexArray;
- FX_FILESIZE m_PrevOffset;
- FX_DWORD m_dwTempObjNum;
-
- protected:
- int32_t EndObjectStream(CPDF_Creator* pCreator, FX_BOOL bEOF = TRUE);
- FX_BOOL GenerateXRefStream(CPDF_Creator* pCreator, FX_BOOL bEOF);
- size_t m_iSeg;
- CPDF_ObjectStream m_ObjStream;
- CFX_ByteTextBuf m_Buffer;
-};
-
-#endif // CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_
diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_content.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_content.cpp
deleted file mode 100644
index a8fddf6cfc..0000000000
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_content.cpp
+++ /dev/null
@@ -1,162 +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 "core/include/fpdfapi/cpdf_array.h"
-#include "core/include/fpdfapi/cpdf_dictionary.h"
-#include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/fpdf_module.h"
-#include "core/include/fpdfapi/fpdf_page.h"
-#include "core/include/fpdfapi/fpdf_parser_decode.h"
-#include "core/include/fpdfapi/fpdf_serial.h"
-#include "core/src/fpdfapi/fpdf_page/pageint.h"
-
-CFX_ByteTextBuf& operator<<(CFX_ByteTextBuf& ar, CFX_Matrix& matrix) {
- ar << matrix.a << " " << matrix.b << " " << matrix.c << " " << matrix.d << " "
- << matrix.e << " " << matrix.f;
- return ar;
-}
-
-CPDF_PageContentGenerator::CPDF_PageContentGenerator(CPDF_Page* pPage)
- : m_pPage(pPage), m_pDocument(m_pPage->m_pDocument) {
- for (const auto& pObj : *pPage->GetPageObjectList())
- InsertPageObject(pObj.get());
-}
-
-FX_BOOL CPDF_PageContentGenerator::InsertPageObject(
- CPDF_PageObject* pPageObject) {
- return pPageObject && m_pageObjects.Add(pPageObject);
-}
-
-void CPDF_PageContentGenerator::GenerateContent() {
- CFX_ByteTextBuf buf;
- CPDF_Dictionary* pPageDict = m_pPage->m_pFormDict;
- for (int i = 0; i < m_pageObjects.GetSize(); ++i) {
- CPDF_PageObject* pPageObj = m_pageObjects[i];
- if (!pPageObj || !pPageObj->IsImage()) {
- continue;
- }
- ProcessImage(buf, pPageObj->AsImage());
- }
- CPDF_Object* pContent =
- pPageDict ? pPageDict->GetElementValue("Contents") : NULL;
- if (pContent) {
- pPageDict->RemoveAt("Contents");
- }
- CPDF_Stream* pStream = new CPDF_Stream(NULL, 0, NULL);
- pStream->SetData(buf.GetBuffer(), buf.GetLength(), FALSE, FALSE);
- m_pDocument->AddIndirectObject(pStream);
- pPageDict->SetAtReference("Contents", m_pDocument, pStream->GetObjNum());
-}
-CFX_ByteString CPDF_PageContentGenerator::RealizeResource(
- CPDF_Object* pResourceObj,
- const FX_CHAR* szType) {
- if (!m_pPage->m_pResources) {
- m_pPage->m_pResources = new CPDF_Dictionary;
- int objnum = m_pDocument->AddIndirectObject(m_pPage->m_pResources);
- m_pPage->m_pFormDict->SetAtReference("Resources", m_pDocument, objnum);
- }
- CPDF_Dictionary* pResList = m_pPage->m_pResources->GetDictBy(szType);
- if (!pResList) {
- pResList = new CPDF_Dictionary;
- m_pPage->m_pResources->SetAt(szType, pResList);
- }
- m_pDocument->AddIndirectObject(pResourceObj);
- CFX_ByteString name;
- int idnum = 1;
- while (1) {
- name.Format("FX%c%d", szType[0], idnum);
- if (!pResList->KeyExist(name)) {
- break;
- }
- idnum++;
- }
- pResList->AddReference(name, m_pDocument, pResourceObj->GetObjNum());
- return name;
-}
-void CPDF_PageContentGenerator::ProcessImage(CFX_ByteTextBuf& buf,
- CPDF_ImageObject* pImageObj) {
- if ((pImageObj->m_Matrix.a == 0 && pImageObj->m_Matrix.b == 0) ||
- (pImageObj->m_Matrix.c == 0 && pImageObj->m_Matrix.d == 0)) {
- return;
- }
- buf << "q " << pImageObj->m_Matrix << " cm ";
- if (!pImageObj->m_pImage->IsInline()) {
- CPDF_Stream* pStream = pImageObj->m_pImage->GetStream();
- FX_DWORD dwSavedObjNum = pStream->GetObjNum();
- CFX_ByteString name = RealizeResource(pStream, "XObject");
- if (dwSavedObjNum == 0) {
- if (pImageObj->m_pImage)
- pImageObj->m_pImage->Release();
- pImageObj->m_pImage = m_pDocument->GetPageData()->GetImage(pStream);
- }
- buf << "/" << PDF_NameEncode(name) << " Do Q\n";
- }
-}
-void CPDF_PageContentGenerator::ProcessForm(CFX_ByteTextBuf& buf,
- const uint8_t* data,
- FX_DWORD size,
- CFX_Matrix& matrix) {
- if (!data || !size) {
- return;
- }
- CPDF_Stream* pStream = new CPDF_Stream(NULL, 0, NULL);
- CPDF_Dictionary* pFormDict = new CPDF_Dictionary;
- pFormDict->SetAtName("Type", "XObject");
- pFormDict->SetAtName("Subtype", "Form");
- CFX_FloatRect bbox = m_pPage->GetPageBBox();
- matrix.TransformRect(bbox);
- pFormDict->SetAtRect("BBox", bbox);
- pStream->InitStream((uint8_t*)data, size, pFormDict);
- buf << "q " << matrix << " cm ";
- CFX_ByteString name = RealizeResource(pStream, "XObject");
- buf << "/" << PDF_NameEncode(name) << " Do Q\n";
-}
-void CPDF_PageContentGenerator::TransformContent(CFX_Matrix& matrix) {
- CPDF_Dictionary* pDict = m_pPage->m_pFormDict;
- CPDF_Object* pContent = pDict ? pDict->GetElementValue("Contents") : NULL;
- if (!pContent)
- return;
-
- CFX_ByteTextBuf buf;
- if (CPDF_Array* pArray = pContent->AsArray()) {
- int iCount = pArray->GetCount();
- CPDF_StreamAcc** pContentArray = FX_Alloc(CPDF_StreamAcc*, iCount);
- int size = 0;
- int i = 0;
- for (i = 0; i < iCount; ++i) {
- pContent = pArray->GetElement(i);
- CPDF_Stream* pStream = ToStream(pContent);
- if (!pStream)
- continue;
-
- CPDF_StreamAcc* pStreamAcc = new CPDF_StreamAcc();
- pStreamAcc->LoadAllData(pStream);
- pContentArray[i] = pStreamAcc;
- size += pContentArray[i]->GetSize() + 1;
- }
- int pos = 0;
- uint8_t* pBuf = FX_Alloc(uint8_t, size);
- for (i = 0; i < iCount; ++i) {
- FXSYS_memcpy(pBuf + pos, pContentArray[i]->GetData(),
- pContentArray[i]->GetSize());
- pos += pContentArray[i]->GetSize() + 1;
- pBuf[pos - 1] = ' ';
- delete pContentArray[i];
- }
- ProcessForm(buf, pBuf, size, matrix);
- FX_Free(pBuf);
- FX_Free(pContentArray);
- } else if (CPDF_Stream* pStream = pContent->AsStream()) {
- CPDF_StreamAcc contentStream;
- contentStream.LoadAllData(pStream);
- ProcessForm(buf, contentStream.GetData(), contentStream.GetSize(), matrix);
- }
- CPDF_Stream* pStream = new CPDF_Stream(NULL, 0, NULL);
- pStream->SetData(buf.GetBuffer(), buf.GetLength(), FALSE, FALSE);
- m_pDocument->AddIndirectObject(pStream);
- m_pPage->m_pFormDict->SetAtReference("Contents", m_pDocument,
- pStream->GetObjNum());
-}
diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp
deleted file mode 100644
index f3797c2532..0000000000
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_create.cpp
+++ /dev/null
@@ -1,2076 +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 "core/src/fpdfapi/fpdf_edit/editint.h"
-
-#include <vector>
-
-#include "core/include/fpdfapi/cpdf_array.h"
-#include "core/include/fpdfapi/cpdf_dictionary.h"
-#include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/cpdf_parser.h"
-#include "core/include/fpdfapi/cpdf_string.h"
-#include "core/include/fpdfapi/cpdf_reference.h"
-#include "core/include/fpdfapi/fpdf_parser_decode.h"
-#include "core/include/fpdfapi/fpdf_serial.h"
-#include "core/include/fpdfapi/ipdf_crypto_handler.h"
-#include "core/include/fxcrt/fx_ext.h"
-#include "core/src/fpdfapi/fpdf_parser/cpdf_standard_crypto_handler.h"
-#include "core/src/fpdfapi/fpdf_parser/cpdf_standard_security_handler.h"
-#include "third_party/base/stl_util.h"
-
-#define PDF_OBJECTSTREAM_MAXLENGTH (256 * 1024)
-#define PDF_XREFSTREAM_MAXSIZE 10000
-
-// TODO(ochang): Make helper for appending "objnum 0 R ".
-
-namespace {
-
-int32_t PDF_CreatorAppendObject(const CPDF_Object* pObj,
- CFX_FileBufferArchive* pFile,
- FX_FILESIZE& offset) {
- int32_t len = 0;
- if (!pObj) {
- if (pFile->AppendString(" null") < 0) {
- return -1;
- }
- offset += 5;
- return 1;
- }
- switch (pObj->GetType()) {
- case CPDF_Object::NULLOBJ:
- if (pFile->AppendString(" null") < 0) {
- return -1;
- }
- offset += 5;
- break;
- case CPDF_Object::BOOLEAN:
- case CPDF_Object::NUMBER:
- if (pFile->AppendString(" ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendString(pObj->GetString())) < 0) {
- return -1;
- }
- offset += len + 1;
- break;
- case CPDF_Object::STRING: {
- CFX_ByteString str = pObj->GetString();
- FX_BOOL bHex = pObj->AsString()->IsHex();
- if ((len = pFile->AppendString(PDF_EncodeString(str, bHex))) < 0) {
- return -1;
- }
- offset += len;
- break;
- }
- case CPDF_Object::NAME: {
- if (pFile->AppendString("/") < 0) {
- return -1;
- }
- CFX_ByteString str = pObj->GetString();
- if ((len = pFile->AppendString(PDF_NameEncode(str))) < 0) {
- return -1;
- }
- offset += len + 1;
- break;
- }
- case CPDF_Object::REFERENCE: {
- if (pFile->AppendString(" ") < 0)
- return -1;
- if ((len = pFile->AppendDWord(pObj->AsReference()->GetRefObjNum())) < 0)
- return -1;
- if (pFile->AppendString(" 0 R ") < 0)
- return -1;
- offset += len + 6;
- break;
- }
- case CPDF_Object::ARRAY: {
- if (pFile->AppendString("[") < 0) {
- return -1;
- }
- offset += 1;
- const CPDF_Array* p = pObj->AsArray();
- for (FX_DWORD i = 0; i < p->GetCount(); i++) {
- CPDF_Object* pElement = p->GetElement(i);
- if (pElement->GetObjNum()) {
- if (pFile->AppendString(" ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord(pElement->GetObjNum())) < 0) {
- return -1;
- }
- if (pFile->AppendString(" 0 R") < 0) {
- return -1;
- }
- offset += len + 5;
- } else {
- if (PDF_CreatorAppendObject(pElement, pFile, offset) < 0) {
- return -1;
- }
- }
- }
- if (pFile->AppendString("]") < 0) {
- return -1;
- }
- offset += 1;
- break;
- }
- case CPDF_Object::DICTIONARY: {
- if (pFile->AppendString("<<") < 0) {
- return -1;
- }
- offset += 2;
- const CPDF_Dictionary* p = pObj->AsDictionary();
- for (const auto& it : *p) {
- const CFX_ByteString& key = it.first;
- CPDF_Object* pValue = it.second;
- if (pFile->AppendString("/") < 0) {
- return -1;
- }
- if ((len = pFile->AppendString(PDF_NameEncode(key))) < 0) {
- return -1;
- }
- offset += len + 1;
- if (pValue->GetObjNum()) {
- if (pFile->AppendString(" ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord(pValue->GetObjNum())) < 0) {
- return -1;
- }
- if (pFile->AppendString(" 0 R") < 0) {
- return -1;
- }
- offset += len + 5;
- } else {
- if (PDF_CreatorAppendObject(pValue, pFile, offset) < 0) {
- return -1;
- }
- }
- }
- if (pFile->AppendString(">>") < 0) {
- return -1;
- }
- offset += 2;
- break;
- }
- case CPDF_Object::STREAM: {
- const CPDF_Stream* p = pObj->AsStream();
- if (PDF_CreatorAppendObject(p->GetDict(), pFile, offset) < 0) {
- return -1;
- }
- if (pFile->AppendString("stream\r\n") < 0) {
- return -1;
- }
- offset += 8;
- CPDF_StreamAcc acc;
- acc.LoadAllData(p, TRUE);
- if (pFile->AppendBlock(acc.GetData(), acc.GetSize()) < 0) {
- return -1;
- }
- offset += acc.GetSize();
- if ((len = pFile->AppendString("\r\nendstream")) < 0) {
- return -1;
- }
- offset += len;
- break;
- }
- default:
- ASSERT(FALSE);
- break;
- }
- return 1;
-}
-
-int32_t PDF_CreatorWriteTrailer(CPDF_Document* pDocument,
- CFX_FileBufferArchive* pFile,
- CPDF_Array* pIDArray,
- FX_BOOL bCompress) {
- FX_FILESIZE offset = 0;
- int32_t len = 0;
- FXSYS_assert(pDocument && pFile);
- CPDF_Parser* pParser = (CPDF_Parser*)pDocument->GetParser();
- if (pParser) {
- CPDF_Dictionary* p = pParser->GetTrailer();
- for (const auto& it : *p) {
- const CFX_ByteString& key = it.first;
- CPDF_Object* pValue = it.second;
- if (key == "Encrypt" || key == "Size" || key == "Filter" ||
- key == "Index" || key == "Length" || key == "Prev" || key == "W" ||
- key == "XRefStm" || key == "Type" || key == "ID") {
- continue;
- }
- if (bCompress && key == "DecodeParms") {
- continue;
- }
- if (pFile->AppendString(("/")) < 0) {
- return -1;
- }
- if ((len = pFile->AppendString(PDF_NameEncode(key))) < 0) {
- return -1;
- }
- offset += len + 1;
- if (pValue->GetObjNum()) {
- if (pFile->AppendString(" ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord(pValue->GetObjNum())) < 0) {
- return -1;
- }
- if (pFile->AppendString(" 0 R ") < 0) {
- return -1;
- }
- offset += len + 6;
- } else {
- if (PDF_CreatorAppendObject(pValue, pFile, offset) < 0) {
- return -1;
- }
- }
- }
- if (pIDArray) {
- if (pFile->AppendString(("/ID")) < 0) {
- return -1;
- }
- offset += 3;
- if (PDF_CreatorAppendObject(pIDArray, pFile, offset) < 0) {
- return -1;
- }
- }
- return offset;
- }
- if (pFile->AppendString("\r\n/Root ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord(pDocument->GetRoot()->GetObjNum())) < 0) {
- return -1;
- }
- if (pFile->AppendString(" 0 R\r\n") < 0) {
- return -1;
- }
- offset += len + 14;
- if (pDocument->GetInfo()) {
- if (pFile->AppendString("/Info ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord(pDocument->GetInfo()->GetObjNum())) < 0) {
- return -1;
- }
- if (pFile->AppendString(" 0 R\r\n") < 0) {
- return -1;
- }
- offset += len + 12;
- }
- if (pIDArray) {
- if (pFile->AppendString(("/ID")) < 0) {
- return -1;
- }
- offset += 3;
- if (PDF_CreatorAppendObject(pIDArray, pFile, offset) < 0) {
- return -1;
- }
- }
- return offset;
-}
-
-int32_t PDF_CreatorWriteEncrypt(const CPDF_Dictionary* pEncryptDict,
- FX_DWORD dwObjNum,
- CFX_FileBufferArchive* pFile) {
- if (!pEncryptDict) {
- return 0;
- }
- FXSYS_assert(pFile);
- FX_FILESIZE offset = 0;
- int32_t len = 0;
- if (pFile->AppendString("/Encrypt") < 0) {
- return -1;
- }
- offset += 8;
- if (pFile->AppendString(" ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord(dwObjNum)) < 0) {
- return -1;
- }
- if (pFile->AppendString(" 0 R ") < 0) {
- return -1;
- }
- offset += len + 6;
- return offset;
-}
-
-std::vector<uint8_t> PDF_GenerateFileID(FX_DWORD dwSeed1, FX_DWORD dwSeed2) {
- std::vector<uint8_t> buffer(sizeof(FX_DWORD) * 4);
- FX_DWORD* pBuffer = reinterpret_cast<FX_DWORD*>(buffer.data());
- void* pContext = FX_Random_MT_Start(dwSeed1);
- for (int i = 0; i < 2; ++i)
- *pBuffer++ = FX_Random_MT_Generate(pContext);
- FX_Random_MT_Close(pContext);
- pContext = FX_Random_MT_Start(dwSeed2);
- for (int i = 0; i < 2; ++i)
- *pBuffer++ = FX_Random_MT_Generate(pContext);
- FX_Random_MT_Close(pContext);
- return buffer;
-}
-
-void AppendIndex0(CFX_ByteTextBuf& buffer, bool bFirstObject) {
- buffer.AppendByte(0);
- buffer.AppendByte(0);
- buffer.AppendByte(0);
- buffer.AppendByte(0);
- buffer.AppendByte(0);
- const uint8_t byte = bFirstObject ? 0xFF : 0;
- buffer.AppendByte(byte);
- buffer.AppendByte(byte);
-}
-
-void AppendIndex1(CFX_ByteTextBuf& buffer, FX_FILESIZE offset) {
- buffer.AppendByte(1);
- buffer.AppendByte(FX_GETBYTEOFFSET24(offset));
- buffer.AppendByte(FX_GETBYTEOFFSET16(offset));
- buffer.AppendByte(FX_GETBYTEOFFSET8(offset));
- buffer.AppendByte(FX_GETBYTEOFFSET0(offset));
- buffer.AppendByte(0);
- buffer.AppendByte(0);
-}
-
-void AppendIndex2(CFX_ByteTextBuf& buffer, FX_DWORD objnum, int32_t index) {
- buffer.AppendByte(2);
- buffer.AppendByte(FX_GETBYTEOFFSET24(objnum));
- buffer.AppendByte(FX_GETBYTEOFFSET16(objnum));
- buffer.AppendByte(FX_GETBYTEOFFSET8(objnum));
- buffer.AppendByte(FX_GETBYTEOFFSET0(objnum));
- buffer.AppendByte(FX_GETBYTEOFFSET8(index));
- buffer.AppendByte(FX_GETBYTEOFFSET0(index));
-}
-
-bool IsXRefNeedEnd(CPDF_XRefStream* pXRef, FX_DWORD flag) {
- if (!(flag & FPDFCREATE_INCREMENTAL))
- return false;
-
- FX_DWORD iCount = 0;
- for (const auto& pair : pXRef->m_IndexArray)
- iCount += pair.count;
-
- return iCount >= PDF_XREFSTREAM_MAXSIZE;
-}
-
-int32_t OutputIndex(CFX_FileBufferArchive* pFile, FX_FILESIZE offset) {
- if (sizeof(offset) > 4) {
- if (FX_GETBYTEOFFSET32(offset)) {
- if (pFile->AppendByte(FX_GETBYTEOFFSET56(offset)) < 0)
- return -1;
- if (pFile->AppendByte(FX_GETBYTEOFFSET48(offset)) < 0)
- return -1;
- if (pFile->AppendByte(FX_GETBYTEOFFSET40(offset)) < 0)
- return -1;
- if (pFile->AppendByte(FX_GETBYTEOFFSET32(offset)) < 0)
- return -1;
- }
- }
- if (pFile->AppendByte(FX_GETBYTEOFFSET24(offset)) < 0)
- return -1;
- if (pFile->AppendByte(FX_GETBYTEOFFSET16(offset)) < 0)
- return -1;
- if (pFile->AppendByte(FX_GETBYTEOFFSET8(offset)) < 0)
- return -1;
- if (pFile->AppendByte(FX_GETBYTEOFFSET0(offset)) < 0)
- return -1;
- if (pFile->AppendByte(0) < 0)
- return -1;
- return 0;
-}
-
-class CPDF_FlateEncoder {
- public:
- CPDF_FlateEncoder();
- ~CPDF_FlateEncoder();
- FX_BOOL Initialize(CPDF_Stream* pStream, FX_BOOL bFlateEncode);
- FX_BOOL Initialize(const uint8_t* pBuffer,
- FX_DWORD size,
- FX_BOOL bFlateEncode,
- FX_BOOL bXRefStream = FALSE);
- void CloneDict();
- uint8_t* m_pData;
- FX_DWORD m_dwSize;
- CPDF_Dictionary* m_pDict;
- FX_BOOL m_bCloned;
- FX_BOOL m_bNewData;
- CPDF_StreamAcc m_Acc;
-};
-CPDF_FlateEncoder::CPDF_FlateEncoder() {
- m_pData = NULL;
- m_dwSize = 0;
- m_pDict = NULL;
- m_bCloned = FALSE;
- m_bNewData = FALSE;
-}
-void CPDF_FlateEncoder::CloneDict() {
- if (!m_bCloned) {
- m_pDict = ToDictionary(m_pDict->Clone());
- ASSERT(m_pDict);
- m_bCloned = TRUE;
- }
-}
-FX_BOOL CPDF_FlateEncoder::Initialize(CPDF_Stream* pStream,
- FX_BOOL bFlateEncode) {
- m_Acc.LoadAllData(pStream, TRUE);
- if ((pStream && pStream->GetDict() &&
- pStream->GetDict()->KeyExist("Filter")) ||
- !bFlateEncode) {
- if (pStream->GetDict()->KeyExist("Filter") && !bFlateEncode) {
- CPDF_StreamAcc destAcc;
- destAcc.LoadAllData(pStream);
- m_dwSize = destAcc.GetSize();
- m_pData = (uint8_t*)destAcc.DetachData();
- m_pDict = ToDictionary(pStream->GetDict()->Clone());
- m_pDict->RemoveAt("Filter");
- m_bNewData = TRUE;
- m_bCloned = TRUE;
- } else {
- m_pData = (uint8_t*)m_Acc.GetData();
- m_dwSize = m_Acc.GetSize();
- m_pDict = pStream->GetDict();
- }
- return TRUE;
- }
- m_pData = NULL;
- m_dwSize = 0;
- m_bNewData = TRUE;
- m_bCloned = TRUE;
- ::FlateEncode(m_Acc.GetData(), m_Acc.GetSize(), m_pData, m_dwSize);
- m_pDict = ToDictionary(pStream->GetDict()->Clone());
- m_pDict->SetAtInteger("Length", m_dwSize);
- m_pDict->SetAtName("Filter", "FlateDecode");
- m_pDict->RemoveAt("DecodeParms");
- return TRUE;
-}
-FX_BOOL CPDF_FlateEncoder::Initialize(const uint8_t* pBuffer,
- FX_DWORD size,
- FX_BOOL bFlateEncode,
- FX_BOOL bXRefStream) {
- if (!bFlateEncode) {
- m_pData = (uint8_t*)pBuffer;
- m_dwSize = size;
- return TRUE;
- }
- m_bNewData = TRUE;
- if (bXRefStream) {
- ::FlateEncode(pBuffer, size, 12, 1, 8, 7, m_pData, m_dwSize);
- } else {
- ::FlateEncode(pBuffer, size, m_pData, m_dwSize);
- }
- return TRUE;
-}
-CPDF_FlateEncoder::~CPDF_FlateEncoder() {
- if (m_bCloned && m_pDict) {
- m_pDict->Release();
- }
- if (m_bNewData) {
- FX_Free(m_pData);
- }
-}
-class CPDF_Encryptor {
- public:
- CPDF_Encryptor();
- ~CPDF_Encryptor();
- FX_BOOL Initialize(IPDF_CryptoHandler* pHandler,
- int objnum,
- uint8_t* src_data,
- FX_DWORD src_size);
- uint8_t* m_pData;
- FX_DWORD m_dwSize;
- FX_BOOL m_bNewBuf;
-};
-CPDF_Encryptor::CPDF_Encryptor() {
- m_pData = NULL;
- m_dwSize = 0;
- m_bNewBuf = FALSE;
-}
-FX_BOOL CPDF_Encryptor::Initialize(IPDF_CryptoHandler* pHandler,
- int objnum,
- uint8_t* src_data,
- FX_DWORD src_size) {
- if (src_size == 0) {
- return TRUE;
- }
- if (!pHandler) {
- m_pData = (uint8_t*)src_data;
- m_dwSize = src_size;
- m_bNewBuf = FALSE;
- return TRUE;
- }
- m_dwSize = pHandler->EncryptGetSize(objnum, 0, src_data, src_size);
- m_pData = FX_Alloc(uint8_t, m_dwSize);
- pHandler->EncryptContent(objnum, 0, src_data, src_size, m_pData, m_dwSize);
- m_bNewBuf = TRUE;
- return TRUE;
-}
-CPDF_Encryptor::~CPDF_Encryptor() {
- if (m_bNewBuf) {
- FX_Free(m_pData);
- }
-}
-
-} // namespace
-
-CPDF_ObjectStream::CPDF_ObjectStream() : m_dwObjNum(0), m_index(0) {}
-FX_BOOL CPDF_ObjectStream::Start() {
- m_ObjNumArray.RemoveAll();
- m_OffsetArray.RemoveAll();
- m_Buffer.Clear();
- m_dwObjNum = 0;
- m_index = 0;
- return TRUE;
-}
-int32_t CPDF_ObjectStream::CompressIndirectObject(FX_DWORD dwObjNum,
- const CPDF_Object* pObj) {
- m_ObjNumArray.Add(dwObjNum);
- m_OffsetArray.Add(m_Buffer.GetLength());
- m_Buffer << pObj;
- return 1;
-}
-int32_t CPDF_ObjectStream::CompressIndirectObject(FX_DWORD dwObjNum,
- const uint8_t* pBuffer,
- FX_DWORD dwSize) {
- m_ObjNumArray.Add(dwObjNum);
- m_OffsetArray.Add(m_Buffer.GetLength());
- m_Buffer.AppendBlock(pBuffer, dwSize);
- return 1;
-}
-FX_FILESIZE CPDF_ObjectStream::End(CPDF_Creator* pCreator) {
- FXSYS_assert(pCreator);
- if (m_ObjNumArray.GetSize() == 0) {
- return 0;
- }
- CFX_FileBufferArchive* pFile = &pCreator->m_File;
- IPDF_CryptoHandler* pHandler = pCreator->m_pCryptoHandler;
- FX_FILESIZE ObjOffset = pCreator->m_Offset;
- if (!m_dwObjNum) {
- m_dwObjNum = ++pCreator->m_dwLastObjNum;
- }
- CFX_ByteTextBuf tempBuffer;
- int32_t iCount = m_ObjNumArray.GetSize();
- for (int32_t i = 0; i < iCount; i++) {
- tempBuffer << m_ObjNumArray.ElementAt(i) << " "
- << m_OffsetArray.ElementAt(i) << " ";
- }
- FX_FILESIZE& offset = pCreator->m_Offset;
- int32_t len = pFile->AppendDWord(m_dwObjNum);
- if (len < 0) {
- return -1;
- }
- offset += len;
- if ((len = pFile->AppendString(" 0 obj\r\n<</Type /ObjStm /N ")) < 0) {
- return -1;
- }
- offset += len;
- if ((len = pFile->AppendDWord((FX_DWORD)iCount)) < 0) {
- return -1;
- }
- offset += len;
- if (pFile->AppendString("/First ") < 0) {
- return -1;
- }
- if ((len = pFile->AppendDWord((FX_DWORD)tempBuffer.GetLength())) < 0) {
- return -1;
- }
- if (pFile->AppendString("/Length ") < 0) {
- return -1;
- }
- offset += len + 15;
- if (!pCreator->m_bCompress && !pHandler) {
- if ((len = pFile->AppendDWord(
- (FX_DWORD)(tempBuffer.GetLength() + m_Buffer.GetLength()))) < 0) {
- return -1;
- }
- offset += len;
- if ((len = pFile->AppendString(">>stream\r\n")) < 0) {
- return -1;
- }
- if (pFile->AppendBlock(tempBuffer.GetBuffer(), tempBuffer.GetLength()) <
- 0) {
- return -1;
- }
- if (pFile->AppendBlock(m_Buffer.GetBuffer(), m_Buffer.GetLength()) < 0) {
- return -1;
- }
- offset += len + tempBuffer.GetLength() + m_Buffer.GetLength();
- } else {
- tempBuffer << m_Buffer;
- CPDF_FlateEncoder encoder;
- encoder.Initialize(tempBuffer.GetBuffer(), tempBuffer.GetLength(),
- pCreator->m_bCompress);
- CPDF_Encryptor encryptor;
- encryptor.Initialize(pHandler, m_dwObjNum, encoder.m_pData,
- encoder.m_dwSize);
- if ((len = pFile->AppendDWord(encryptor.m_dwSize)) < 0) {
- return -1;
- }
- offset += len;
- if (pCreator->m_bCompress) {
- if (pFile->AppendString("/Filter /FlateDecode") < 0) {
- return -1;
- }
- offset += 20;
- }
- if ((len = pFile->AppendString(">>stream\r\n")) < 0) {
- return -1;
- }
- if (pFile->AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) {
- return -1;
- }
- offset += len + encryptor.m_dwSize;
- }
- if ((len = pFile->AppendString("\r\nendstream\r\nendobj\r\n")) < 0) {
- return -1;
- }
- offset += len;
- return ObjOffset;
-}
-CPDF_XRefStream::CPDF_XRefStream()
- : m_PrevOffset(0), m_dwTempObjNum(0), m_iSeg(0) {}
-FX_BOOL CPDF_XRefStream::Start() {
- m_IndexArray.clear();
- m_Buffer.Clear();
- m_iSeg = 0;
- return TRUE;
-}
-int32_t CPDF_XRefStream::CompressIndirectObject(FX_DWORD dwObjNum,
- const CPDF_Object* pObj,
- CPDF_Creator* pCreator) {
- if (!pCreator) {
- return 0;
- }
- m_ObjStream.CompressIndirectObject(dwObjNum, pObj);
- if (m_ObjStream.m_ObjNumArray.GetSize() < pCreator->m_ObjectStreamSize &&
- m_ObjStream.m_Buffer.GetLength() < PDF_OBJECTSTREAM_MAXLENGTH) {
- return 1;
- }
- return EndObjectStream(pCreator);
-}
-int32_t CPDF_XRefStream::CompressIndirectObject(FX_DWORD dwObjNum,
- const uint8_t* pBuffer,
- FX_DWORD dwSize,
- CPDF_Creator* pCreator) {
- if (!pCreator) {
- return 0;
- }
- m_ObjStream.CompressIndirectObject(dwObjNum, pBuffer, dwSize);
- if (m_ObjStream.m_ObjNumArray.GetSize() < pCreator->m_ObjectStreamSize &&
- m_ObjStream.m_Buffer.GetLength() < PDF_OBJECTSTREAM_MAXLENGTH) {
- return 1;
- }
- return EndObjectStream(pCreator);
-}
-
-int32_t CPDF_XRefStream::EndObjectStream(CPDF_Creator* pCreator, FX_BOOL bEOF) {
- FX_FILESIZE objOffset = 0;
- if (bEOF) {
- objOffset = m_ObjStream.End(pCreator);
- if (objOffset < 0) {
- return -1;
- }
- }
- FX_DWORD& dwObjStmNum = m_ObjStream.m_dwObjNum;
- if (!dwObjStmNum) {
- dwObjStmNum = ++pCreator->m_dwLastObjNum;
- }
- int32_t iSize = m_ObjStream.m_ObjNumArray.GetSize();
- size_t iSeg = m_IndexArray.size();
- if (!(pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL)) {
- if (m_dwTempObjNum == 0) {
- AppendIndex0(m_Buffer, true);
- m_dwTempObjNum++;
- }
- FX_DWORD end_num = m_IndexArray.back().objnum + m_IndexArray.back().count;
- int index = 0;
- for (; m_dwTempObjNum < end_num; m_dwTempObjNum++) {
- FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(m_dwTempObjNum);
- if (offset) {
- if (index >= iSize ||
- m_dwTempObjNum != m_ObjStream.m_ObjNumArray[index]) {
- AppendIndex1(m_Buffer, *offset);
- } else {
- AppendIndex2(m_Buffer, dwObjStmNum, index++);
- }
- } else {
- AppendIndex0(m_Buffer, false);
- }
- }
- if (iSize > 0 && bEOF) {
- pCreator->m_ObjectOffset.Add(dwObjStmNum, 1);
- pCreator->m_ObjectOffset[dwObjStmNum] = objOffset;
- }
- m_iSeg = iSeg;
- if (bEOF) {
- m_ObjStream.Start();
- }
- return 1;
- }
- for (auto it = m_IndexArray.begin() + m_iSeg; it != m_IndexArray.end();
- ++it) {
- for (FX_DWORD m = it->objnum; m < it->objnum + it->count; ++m) {
- if (m_ObjStream.m_index >= iSize ||
- m != m_ObjStream.m_ObjNumArray.ElementAt(it - m_IndexArray.begin())) {
- AppendIndex1(m_Buffer, pCreator->m_ObjectOffset[m]);
- } else {
- AppendIndex2(m_Buffer, dwObjStmNum, m_ObjStream.m_index++);
- }
- }
- }
- if (iSize > 0 && bEOF) {
- AppendIndex1(m_Buffer, objOffset);
- m_IndexArray.push_back({dwObjStmNum, 1});
- iSeg += 1;
- }
- m_iSeg = iSeg;
- if (bEOF) {
- m_ObjStream.Start();
- }
- return 1;
-}
-FX_BOOL CPDF_XRefStream::GenerateXRefStream(CPDF_Creator* pCreator,
- FX_BOOL bEOF) {
- FX_FILESIZE offset_tmp = pCreator->m_Offset;
- FX_DWORD objnum = ++pCreator->m_dwLastObjNum;
- CFX_FileBufferArchive* pFile = &pCreator->m_File;
- FX_BOOL bIncremental = (pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL) != 0;
- if (bIncremental) {
- AddObjectNumberToIndexArray(objnum);
- } else {
- for (; m_dwTempObjNum < pCreator->m_dwLastObjNum; m_dwTempObjNum++) {
- FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(m_dwTempObjNum);
- if (offset) {
- AppendIndex1(m_Buffer, *offset);
- } else {
- AppendIndex0(m_Buffer, false);
- }
- }
- }
- AppendIndex1(m_Buffer, offset_tmp);
- FX_FILESIZE& offset = pCreator->m_Offset;
- int32_t len = pFile->AppendDWord(objnum);
- if (len < 0) {
- return FALSE;
- }
- offset += len;
- if ((len = pFile->AppendString(" 0 obj\r\n<</Type /XRef/W[1 4 2]/Index[")) <
- 0) {
- return FALSE;
- }
- offset += len;
- if (!bIncremental) {
- if ((len = pFile->AppendDWord(0)) < 0) {
- return FALSE;
- }
- if ((len = pFile->AppendString(" ")) < 0) {
- return FALSE;
- }
- offset += len + 1;
- if ((len = pFile->AppendDWord(objnum + 1)) < 0) {
- return FALSE;
- }
- offset += len;
- } else {
- for (const auto& pair : m_IndexArray) {
- if ((len = pFile->AppendDWord(pair.objnum)) < 0) {
- return FALSE;
- }
- if (pFile->AppendString(" ") < 0) {
- return FALSE;
- }
- offset += len + 1;
- if ((len = pFile->AppendDWord(pair.count)) < 0) {
- return FALSE;
- }
- if (pFile->AppendString(" ") < 0) {
- return FALSE;
- }
- offset += len + 1;
- }
- }
- if (pFile->AppendString("]/Size ") < 0) {
- return FALSE;
- }
- if ((len = pFile->AppendDWord(objnum + 1)) < 0) {
- return FALSE;
- }
- offset += len + 7;
- if (m_PrevOffset > 0) {
- if (pFile->AppendString("/Prev ") < 0) {
- return FALSE;
- }
- FX_CHAR offset_buf[20];
- FXSYS_memset(offset_buf, 0, sizeof(offset_buf));
- FXSYS_i64toa(m_PrevOffset, offset_buf, 10);
- int32_t len = (int32_t)FXSYS_strlen(offset_buf);
- if (pFile->AppendBlock(offset_buf, len) < 0) {
- return FALSE;
- }
- offset += len + 6;
- }
- FX_BOOL bPredictor = TRUE;
- CPDF_FlateEncoder encoder;
- encoder.Initialize(m_Buffer.GetBuffer(), m_Buffer.GetLength(),
- pCreator->m_bCompress, bPredictor);
- if (pCreator->m_bCompress) {
- if (pFile->AppendString("/Filter /FlateDecode") < 0) {
- return FALSE;
- }
- offset += 20;
- if (bPredictor) {
- if ((len = pFile->AppendString(
- "/DecodeParms<</Columns 7/Predictor 12>>")) < 0) {
- return FALSE;
- }
- offset += len;
- }
- }
- if (pFile->AppendString("/Length ") < 0) {
- return FALSE;
- }
- if ((len = pFile->AppendDWord(encoder.m_dwSize)) < 0) {
- return FALSE;
- }
- offset += len + 8;
- if (bEOF) {
- if ((len = PDF_CreatorWriteTrailer(pCreator->m_pDocument, pFile,
- pCreator->m_pIDArray,
- pCreator->m_bCompress)) < 0) {
- return FALSE;
- }
- offset += len;
- if (pCreator->m_pEncryptDict) {
- FX_DWORD dwEncryptObjNum = pCreator->m_pEncryptDict->GetObjNum();
- if (dwEncryptObjNum == 0) {
- dwEncryptObjNum = pCreator->m_dwEnryptObjNum;
- }
- if ((len = PDF_CreatorWriteEncrypt(pCreator->m_pEncryptDict,
- dwEncryptObjNum, pFile)) < 0) {
- return FALSE;
- }
- offset += len;
- }
- }
- if ((len = pFile->AppendString(">>stream\r\n")) < 0) {
- return FALSE;
- }
- offset += len;
- if (pFile->AppendBlock(encoder.m_pData, encoder.m_dwSize) < 0) {
- return FALSE;
- }
- if ((len = pFile->AppendString("\r\nendstream\r\nendobj\r\n")) < 0) {
- return FALSE;
- }
- offset += encoder.m_dwSize + len;
- m_PrevOffset = offset_tmp;
- return TRUE;
-}
-FX_BOOL CPDF_XRefStream::End(CPDF_Creator* pCreator, FX_BOOL bEOF) {
- if (EndObjectStream(pCreator, bEOF) < 0) {
- return FALSE;
- }
- return GenerateXRefStream(pCreator, bEOF);
-}
-FX_BOOL CPDF_XRefStream::EndXRefStream(CPDF_Creator* pCreator) {
- if (!(pCreator->m_dwFlags & FPDFCREATE_INCREMENTAL)) {
- AppendIndex0(m_Buffer, true);
- for (FX_DWORD i = 1; i < pCreator->m_dwLastObjNum + 1; i++) {
- FX_FILESIZE* offset = pCreator->m_ObjectOffset.GetPtrAt(i);
- if (offset) {
- AppendIndex1(m_Buffer, *offset);
- } else {
- AppendIndex0(m_Buffer, false);
- }
- }
- } else {
- for (const auto& pair : m_IndexArray) {
- for (FX_DWORD j = pair.objnum; j < pair.objnum + pair.count; ++j)
- AppendIndex1(m_Buffer, pCreator->m_ObjectOffset[j]);
- }
- }
- return GenerateXRefStream(pCreator, FALSE);
-}
-void CPDF_XRefStream::AddObjectNumberToIndexArray(FX_DWORD objnum) {
- if (m_IndexArray.empty()) {
- m_IndexArray.push_back({objnum, 1});
- return;
- }
- FX_DWORD next_objnum = m_IndexArray.back().objnum + m_IndexArray.back().count;
- if (objnum == next_objnum)
- m_IndexArray.back().count += 1;
- else
- m_IndexArray.push_back({objnum, 1});
-}
-CPDF_Creator::CPDF_Creator(CPDF_Document* pDoc) {
- m_pDocument = pDoc;
- m_pParser = (CPDF_Parser*)pDoc->m_pParser;
- m_bCompress = TRUE;
- if (m_pParser) {
- m_pEncryptDict = m_pParser->GetEncryptDict();
- m_pCryptoHandler = m_pParser->GetCryptoHandler();
- } else {
- m_pEncryptDict = NULL;
- m_pCryptoHandler = NULL;
- }
- m_bSecurityChanged = FALSE;
- m_bStandardSecurity = FALSE;
- m_pMetadata = NULL;
- m_bEncryptCloned = FALSE;
- m_bEncryptMetadata = FALSE;
- m_Offset = 0;
- m_iStage = -1;
- m_dwFlags = 0;
- m_Pos = NULL;
- m_XrefStart = 0;
- m_pXRefStream = NULL;
- m_ObjectStreamSize = 200;
- m_dwLastObjNum = m_pDocument->GetLastObjNum();
- m_pIDArray = NULL;
- m_FileVersion = 0;
- m_dwEnryptObjNum = 0;
- m_bNewCrypto = FALSE;
-}
-CPDF_Creator::~CPDF_Creator() {
- ResetStandardSecurity();
- if (m_bEncryptCloned && m_pEncryptDict) {
- m_pEncryptDict->Release();
- m_pEncryptDict = NULL;
- }
- Clear();
-}
-
-int32_t CPDF_Creator::WriteIndirectObjectToStream(const CPDF_Object* pObj) {
- if (!m_pXRefStream)
- return 1;
-
- FX_DWORD objnum = pObj->GetObjNum();
- if (m_pParser && m_pParser->GetObjectGenNum(objnum) > 0)
- return 1;
-
- if (pObj->IsNumber())
- return 1;
-
- CPDF_Dictionary* pDict = pObj->GetDict();
- if (pObj->IsStream()) {
- if (pDict && pDict->GetStringBy("Type") == "XRef")
- return 0;
- return 1;
- }
-
- if (pDict) {
- if (pDict == m_pDocument->m_pRootDict || pDict == m_pEncryptDict)
- return 1;
- if (pDict->IsSignatureDict())
- return 1;
- if (pDict->GetStringBy("Type") == "Page")
- return 1;
- }
-
- m_pXRefStream->AddObjectNumberToIndexArray(objnum);
- if (m_pXRefStream->CompressIndirectObject(objnum, pObj, this) < 0)
- return -1;
- if (!IsXRefNeedEnd(m_pXRefStream, m_dwFlags))
- return 0;
- if (!m_pXRefStream->End(this))
- return -1;
- if (!m_pXRefStream->Start())
- return -1;
- return 0;
-}
-int32_t CPDF_Creator::WriteIndirectObjectToStream(FX_DWORD objnum,
- const uint8_t* pBuffer,
- FX_DWORD dwSize) {
- if (!m_pXRefStream) {
- return 1;
- }
- m_pXRefStream->AddObjectNumberToIndexArray(objnum);
- int32_t iRet =
- m_pXRefStream->CompressIndirectObject(objnum, pBuffer, dwSize, this);
- if (iRet < 1) {
- return iRet;
- }
- if (!IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) {
- return 0;
- }
- if (!m_pXRefStream->End(this)) {
- return -1;
- }
- if (!m_pXRefStream->Start()) {
- return -1;
- }
- return 0;
-}
-int32_t CPDF_Creator::AppendObjectNumberToXRef(FX_DWORD objnum) {
- if (!m_pXRefStream) {
- return 1;
- }
- m_pXRefStream->AddObjectNumberToIndexArray(objnum);
- if (!IsXRefNeedEnd(m_pXRefStream, m_dwFlags)) {
- return 0;
- }
- if (!m_pXRefStream->End(this)) {
- return -1;
- }
- if (!m_pXRefStream->Start()) {
- return -1;
- }
- return 0;
-}
-int32_t CPDF_Creator::WriteStream(const CPDF_Object* pStream,
- FX_DWORD objnum,
- IPDF_CryptoHandler* pCrypto) {
- CPDF_FlateEncoder encoder;
- encoder.Initialize(const_cast<CPDF_Stream*>(pStream->AsStream()),
- pStream == m_pMetadata ? FALSE : m_bCompress);
- CPDF_Encryptor encryptor;
- if (!encryptor.Initialize(pCrypto, objnum, encoder.m_pData,
- encoder.m_dwSize)) {
- return -1;
- }
- if ((FX_DWORD)encoder.m_pDict->GetIntegerBy("Length") != encryptor.m_dwSize) {
- encoder.CloneDict();
- encoder.m_pDict->SetAtInteger("Length", encryptor.m_dwSize);
- }
- if (WriteDirectObj(objnum, encoder.m_pDict) < 0) {
- return -1;
- }
- int len = m_File.AppendString("stream\r\n");
- if (len < 0) {
- return -1;
- }
- m_Offset += len;
- if (m_File.AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) {
- return -1;
- }
- m_Offset += encryptor.m_dwSize;
- if ((len = m_File.AppendString("\r\nendstream")) < 0) {
- return -1;
- }
- m_Offset += len;
- return 1;
-}
-int32_t CPDF_Creator::WriteIndirectObj(FX_DWORD objnum,
- const CPDF_Object* pObj) {
- int32_t len = m_File.AppendDWord(objnum);
- if (len < 0)
- return -1;
-
- m_Offset += len;
- if ((len = m_File.AppendString(" 0 obj\r\n")) < 0)
- return -1;
-
- m_Offset += len;
- if (pObj->IsStream()) {
- IPDF_CryptoHandler* pHandler = nullptr;
- pHandler =
- (pObj == m_pMetadata && !m_bEncryptMetadata) ? NULL : m_pCryptoHandler;
- if (WriteStream(pObj, objnum, pHandler) < 0)
- return -1;
- } else {
- if (WriteDirectObj(objnum, pObj) < 0)
- return -1;
- }
- if ((len = m_File.AppendString("\r\nendobj\r\n")) < 0)
- return -1;
-
- m_Offset += len;
- if (AppendObjectNumberToXRef(objnum) < 0)
- return -1;
- return 0;
-}
-int32_t CPDF_Creator::WriteIndirectObj(const CPDF_Object* pObj) {
- int32_t iRet = WriteIndirectObjectToStream(pObj);
- if (iRet < 1) {
- return iRet;
- }
- return WriteIndirectObj(pObj->GetObjNum(), pObj);
-}
-int32_t CPDF_Creator::WriteDirectObj(FX_DWORD objnum,
- const CPDF_Object* pObj,
- FX_BOOL bEncrypt) {
- int32_t len = 0;
- if (!pObj) {
- if (m_File.AppendString(" null") < 0) {
- return -1;
- }
- m_Offset += 5;
- return 1;
- }
- switch (pObj->GetType()) {
- case CPDF_Object::NULLOBJ:
- if (m_File.AppendString(" null") < 0) {
- return -1;
- }
- m_Offset += 5;
- break;
- case CPDF_Object::BOOLEAN:
- case CPDF_Object::NUMBER:
- if (m_File.AppendString(" ") < 0) {
- return -1;
- }
- if ((len = m_File.AppendString(pObj->GetString())) < 0) {
- return -1;
- }
- m_Offset += len + 1;
- break;
- case CPDF_Object::STRING: {
- CFX_ByteString str = pObj->GetString();
- FX_BOOL bHex = pObj->AsString()->IsHex();
- if (!m_pCryptoHandler || !bEncrypt) {
- CFX_ByteString content = PDF_EncodeString(str, bHex);
- if ((len = m_File.AppendString(content)) < 0) {
- return -1;
- }
- m_Offset += len;
- break;
- }
- CPDF_Encryptor encryptor;
- encryptor.Initialize(m_pCryptoHandler, objnum, (uint8_t*)str.c_str(),
- str.GetLength());
- CFX_ByteString content = PDF_EncodeString(
- CFX_ByteString((const FX_CHAR*)encryptor.m_pData, encryptor.m_dwSize),
- bHex);
- if ((len = m_File.AppendString(content)) < 0) {
- return -1;
- }
- m_Offset += len;
- break;
- }
- case CPDF_Object::STREAM: {
- CPDF_FlateEncoder encoder;
- encoder.Initialize(const_cast<CPDF_Stream*>(pObj->AsStream()),
- m_bCompress);
- CPDF_Encryptor encryptor;
- IPDF_CryptoHandler* pHandler = m_pCryptoHandler;
- encryptor.Initialize(pHandler, objnum, encoder.m_pData, encoder.m_dwSize);
- if ((FX_DWORD)encoder.m_pDict->GetIntegerBy("Length") !=
- encryptor.m_dwSize) {
- encoder.CloneDict();
- encoder.m_pDict->SetAtInteger("Length", encryptor.m_dwSize);
- }
- if (WriteDirectObj(objnum, encoder.m_pDict) < 0) {
- return -1;
- }
- if ((len = m_File.AppendString("stream\r\n")) < 0) {
- return -1;
- }
- m_Offset += len;
- if (m_File.AppendBlock(encryptor.m_pData, encryptor.m_dwSize) < 0) {
- return -1;
- }
- m_Offset += encryptor.m_dwSize;
- if ((len = m_File.AppendString("\r\nendstream")) < 0) {
- return -1;
- }
- m_Offset += len;
- break;
- }
- case CPDF_Object::NAME: {
- if (m_File.AppendString("/") < 0) {
- return -1;
- }
- CFX_ByteString str = pObj->GetString();
- if ((len = m_File.AppendString(PDF_NameEncode(str))) < 0) {
- return -1;
- }
- m_Offset += len + 1;
- break;
- }
- case CPDF_Object::REFERENCE: {
- if (m_File.AppendString(" ") < 0)
- return -1;
- if ((len = m_File.AppendDWord(pObj->AsReference()->GetRefObjNum())) < 0)
- return -1;
- if (m_File.AppendString(" 0 R") < 0)
- return -1;
- m_Offset += len + 5;
- break;
- }
- case CPDF_Object::ARRAY: {
- if (m_File.AppendString("[") < 0) {
- return -1;
- }
- m_Offset += 1;
- const CPDF_Array* p = pObj->AsArray();
- for (FX_DWORD i = 0; i < p->GetCount(); i++) {
- CPDF_Object* pElement = p->GetElement(i);
- if (pElement->GetObjNum()) {
- if (m_File.AppendString(" ") < 0) {
- return -1;
- }
- if ((len = m_File.AppendDWord(pElement->GetObjNum())) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 R") < 0) {
- return -1;
- }
- m_Offset += len + 5;
- } else {
- if (WriteDirectObj(objnum, pElement) < 0) {
- return -1;
- }
- }
- }
- if (m_File.AppendString("]") < 0) {
- return -1;
- }
- m_Offset += 1;
- break;
- }
- case CPDF_Object::DICTIONARY: {
- if (!m_pCryptoHandler || pObj == m_pEncryptDict) {
- return PDF_CreatorAppendObject(pObj, &m_File, m_Offset);
- }
- if (m_File.AppendString("<<") < 0) {
- return -1;
- }
- m_Offset += 2;
- const CPDF_Dictionary* p = pObj->AsDictionary();
- bool bSignDict = p->IsSignatureDict();
- for (const auto& it : *p) {
- FX_BOOL bSignValue = FALSE;
- const CFX_ByteString& key = it.first;
- CPDF_Object* pValue = it.second;
- if (m_File.AppendString("/") < 0) {
- return -1;
- }
- if ((len = m_File.AppendString(PDF_NameEncode(key))) < 0) {
- return -1;
- }
- m_Offset += len + 1;
- if (bSignDict && key == "Contents") {
- bSignValue = TRUE;
- }
- if (pValue->GetObjNum()) {
- if (m_File.AppendString(" ") < 0) {
- return -1;
- }
- if ((len = m_File.AppendDWord(pValue->GetObjNum())) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 R ") < 0) {
- return -1;
- }
- m_Offset += len + 6;
- } else {
- if (WriteDirectObj(objnum, pValue, !bSignValue) < 0) {
- return -1;
- }
- }
- }
- if (m_File.AppendString(">>") < 0) {
- return -1;
- }
- m_Offset += 2;
- break;
- }
- }
- return 1;
-}
-int32_t CPDF_Creator::WriteOldIndirectObject(FX_DWORD objnum) {
- if (m_pParser->IsObjectFreeOrNull(objnum))
- return 0;
-
- m_ObjectOffset[objnum] = m_Offset;
- FX_BOOL bExistInMap =
- pdfium::ContainsKey(m_pDocument->m_IndirectObjs, objnum);
- const uint8_t object_type = m_pParser->GetObjectType(objnum);
- bool bObjStm = (object_type == 2) && m_pEncryptDict && !m_pXRefStream;
- if (m_pParser->IsVersionUpdated() || m_bSecurityChanged || bExistInMap ||
- bObjStm) {
- CPDF_Object* pObj = m_pDocument->GetIndirectObject(objnum);
- if (!pObj) {
- m_ObjectOffset[objnum] = 0;
- return 0;
- }
- if (WriteIndirectObj(pObj)) {
- return -1;
- }
- if (!bExistInMap) {
- m_pDocument->ReleaseIndirectObject(objnum);
- }
- } else {
- uint8_t* pBuffer;
- FX_DWORD size;
- m_pParser->GetIndirectBinary(objnum, pBuffer, size);
- if (!pBuffer) {
- return 0;
- }
- if (object_type == 2) {
- if (m_pXRefStream) {
- if (WriteIndirectObjectToStream(objnum, pBuffer, size) < 0) {
- FX_Free(pBuffer);
- return -1;
- }
- } else {
- int32_t len = m_File.AppendDWord(objnum);
- if (len < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 obj ") < 0) {
- return -1;
- }
- m_Offset += len + 7;
- if (m_File.AppendBlock(pBuffer, size) < 0) {
- return -1;
- }
- m_Offset += size;
- if (m_File.AppendString("\r\nendobj\r\n") < 0) {
- return -1;
- }
- m_Offset += 10;
- }
- } else {
- if (m_File.AppendBlock(pBuffer, size) < 0) {
- return -1;
- }
- m_Offset += size;
- if (AppendObjectNumberToXRef(objnum) < 0) {
- return -1;
- }
- }
- FX_Free(pBuffer);
- }
- return 1;
-}
-int32_t CPDF_Creator::WriteOldObjs(IFX_Pause* pPause) {
- FX_DWORD nLastObjNum = m_pParser->GetLastObjNum();
- if (!m_pParser->IsValidObjectNumber(nLastObjNum))
- return 0;
-
- FX_DWORD objnum = (FX_DWORD)(uintptr_t)m_Pos;
- for (; objnum <= nLastObjNum; ++objnum) {
- int32_t iRet = WriteOldIndirectObject(objnum);
- if (iRet < 0)
- return iRet;
-
- if (!iRet)
- continue;
-
- if (pPause && pPause->NeedToPauseNow()) {
- m_Pos = (void*)(uintptr_t)(objnum + 1);
- return 1;
- }
- }
- return 0;
-}
-int32_t CPDF_Creator::WriteNewObjs(FX_BOOL bIncremental, IFX_Pause* pPause) {
- int32_t iCount = m_NewObjNumArray.GetSize();
- int32_t index = (int32_t)(uintptr_t)m_Pos;
- while (index < iCount) {
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(index);
- auto it = m_pDocument->m_IndirectObjs.find(objnum);
- if (it == m_pDocument->m_IndirectObjs.end()) {
- ++index;
- continue;
- }
- m_ObjectOffset[objnum] = m_Offset;
- if (WriteIndirectObj(it->second)) {
- return -1;
- }
- index++;
- if (pPause && pPause->NeedToPauseNow()) {
- m_Pos = (FX_POSITION)(uintptr_t)index;
- return 1;
- }
- }
- return 0;
-}
-void CPDF_Creator::InitOldObjNumOffsets() {
- if (!m_pParser) {
- return;
- }
- FX_DWORD j = 0;
- FX_DWORD dwStart = 0;
- FX_DWORD dwEnd = m_pParser->GetLastObjNum();
- while (dwStart <= dwEnd) {
- while (dwStart <= dwEnd && m_pParser->IsObjectFreeOrNull(dwStart))
- dwStart++;
-
- if (dwStart > dwEnd)
- break;
-
- j = dwStart;
- while (j <= dwEnd && !m_pParser->IsObjectFreeOrNull(j))
- j++;
-
- m_ObjectOffset.Add(dwStart, j - dwStart);
- dwStart = j;
- }
-}
-void CPDF_Creator::InitNewObjNumOffsets() {
- FX_BOOL bIncremental = (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0;
- FX_BOOL bNoOriginal = (m_dwFlags & FPDFCREATE_NO_ORIGINAL) != 0;
- for (const auto& pair : m_pDocument->m_IndirectObjs) {
- const FX_DWORD objnum = pair.first;
- const CPDF_Object* pObj = pair.second;
- if (pObj->GetObjNum() == -1)
- continue;
- if (bIncremental) {
- if (!pObj->IsModified())
- continue;
- } else if (m_pParser && m_pParser->IsValidObjectNumber(objnum) &&
- m_pParser->GetObjectType(objnum)) {
- continue;
- }
- AppendNewObjNum(objnum);
- }
-
- int32_t iCount = m_NewObjNumArray.GetSize();
- if (iCount == 0) {
- return;
- }
- int32_t i = 0;
- FX_DWORD dwStartObjNum = 0;
- FX_BOOL bCrossRefValid = m_pParser && m_pParser->GetLastXRefOffset() > 0;
- while (i < iCount) {
- dwStartObjNum = m_NewObjNumArray.ElementAt(i);
- if ((bIncremental && (bNoOriginal || bCrossRefValid)) ||
- !m_ObjectOffset.GetPtrAt(dwStartObjNum)) {
- break;
- }
- i++;
- }
- if (i >= iCount) {
- return;
- }
- FX_DWORD dwLastObjNum = dwStartObjNum;
- i++;
- FX_BOOL bNewStart = FALSE;
- for (; i < iCount; i++) {
- FX_DWORD dwCurObjNum = m_NewObjNumArray.ElementAt(i);
- bool bExist = m_pParser && m_pParser->IsValidObjectNumber(dwCurObjNum) &&
- m_ObjectOffset.GetPtrAt(dwCurObjNum);
- if (bExist || dwCurObjNum - dwLastObjNum > 1) {
- if (!bNewStart)
- m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1);
- dwStartObjNum = dwCurObjNum;
- }
- if (bNewStart) {
- dwStartObjNum = dwCurObjNum;
- }
- bNewStart = bExist;
- dwLastObjNum = dwCurObjNum;
- }
- m_ObjectOffset.Add(dwStartObjNum, dwLastObjNum - dwStartObjNum + 1);
-}
-void CPDF_Creator::AppendNewObjNum(FX_DWORD objbum) {
- int32_t iStart = 0, iFind = 0;
- int32_t iEnd = m_NewObjNumArray.GetUpperBound();
- while (iStart <= iEnd) {
- int32_t iMid = (iStart + iEnd) / 2;
- FX_DWORD dwMid = m_NewObjNumArray.ElementAt(iMid);
- if (objbum < dwMid) {
- iEnd = iMid - 1;
- } else {
- if (iMid == iEnd) {
- iFind = iMid + 1;
- break;
- }
- FX_DWORD dwNext = m_NewObjNumArray.ElementAt(iMid + 1);
- if (objbum < dwNext) {
- iFind = iMid + 1;
- break;
- }
- iStart = iMid + 1;
- }
- }
- m_NewObjNumArray.InsertAt(iFind, objbum);
-}
-int32_t CPDF_Creator::WriteDoc_Stage1(IFX_Pause* pPause) {
- FXSYS_assert(m_iStage > -1 || m_iStage < 20);
- if (m_iStage == 0) {
- if (!m_pParser) {
- m_dwFlags &= ~FPDFCREATE_INCREMENTAL;
- }
- if (m_bSecurityChanged && (m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0) {
- m_dwFlags &= ~FPDFCREATE_INCREMENTAL;
- }
- CPDF_Dictionary* pDict = m_pDocument->GetRoot();
- m_pMetadata = pDict ? pDict->GetElementValue("Metadata") : NULL;
- if (m_dwFlags & FPDFCREATE_OBJECTSTREAM) {
- m_pXRefStream = new CPDF_XRefStream;
- m_pXRefStream->Start();
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser) {
- FX_FILESIZE prev = m_pParser->GetLastXRefOffset();
- m_pXRefStream->m_PrevOffset = prev;
- }
- }
- m_iStage = 10;
- }
- if (m_iStage == 10) {
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0) {
- if (m_File.AppendString("%PDF-1.") < 0) {
- return -1;
- }
- m_Offset += 7;
- int32_t version = 7;
- if (m_FileVersion) {
- version = m_FileVersion;
- } else if (m_pParser) {
- version = m_pParser->GetFileVersion();
- }
- int32_t len = m_File.AppendDWord(version % 10);
- if (len < 0) {
- return -1;
- }
- m_Offset += len;
- if ((len = m_File.AppendString("\r\n%\xA1\xB3\xC5\xD7\r\n")) < 0) {
- return -1;
- }
- m_Offset += len;
- InitOldObjNumOffsets();
- m_iStage = 20;
- } else {
- IFX_FileRead* pSrcFile = m_pParser->GetFileAccess();
- m_Offset = pSrcFile->GetSize();
- m_Pos = (void*)(uintptr_t)m_Offset;
- m_iStage = 15;
- }
- }
- if (m_iStage == 15) {
- if ((m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0 && m_Pos) {
- IFX_FileRead* pSrcFile = m_pParser->GetFileAccess();
- uint8_t buffer[4096];
- FX_DWORD src_size = (FX_DWORD)(uintptr_t)m_Pos;
- while (src_size) {
- FX_DWORD block_size = src_size > 4096 ? 4096 : src_size;
- if (!pSrcFile->ReadBlock(buffer, m_Offset - src_size, block_size)) {
- return -1;
- }
- if (m_File.AppendBlock(buffer, block_size) < 0) {
- return -1;
- }
- src_size -= block_size;
- if (pPause && pPause->NeedToPauseNow()) {
- m_Pos = (void*)(uintptr_t)src_size;
- return 1;
- }
- }
- }
- if ((m_dwFlags & FPDFCREATE_NO_ORIGINAL) == 0 &&
- m_pParser->GetLastXRefOffset() == 0) {
- InitOldObjNumOffsets();
- FX_DWORD dwEnd = m_pParser->GetLastObjNum();
- bool bObjStm = (m_dwFlags & FPDFCREATE_OBJECTSTREAM) != 0;
- for (FX_DWORD objnum = 0; objnum <= dwEnd; objnum++) {
- if (m_pParser->IsObjectFreeOrNull(objnum))
- continue;
-
- m_ObjectOffset[objnum] = m_pParser->GetObjectPositionOrZero(objnum);
- if (bObjStm) {
- m_pXRefStream->AddObjectNumberToIndexArray(objnum);
- }
- }
- if (bObjStm) {
- m_pXRefStream->EndXRefStream(this);
- m_pXRefStream->Start();
- }
- }
- m_iStage = 20;
- }
- InitNewObjNumOffsets();
- return m_iStage;
-}
-int32_t CPDF_Creator::WriteDoc_Stage2(IFX_Pause* pPause) {
- FXSYS_assert(m_iStage >= 20 || m_iStage < 30);
- if (m_iStage == 20) {
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 && m_pParser) {
- m_Pos = (void*)(uintptr_t)0;
- m_iStage = 21;
- } else {
- m_iStage = 25;
- }
- }
- if (m_iStage == 21) {
- int32_t iRet = WriteOldObjs(pPause);
- if (iRet) {
- return iRet;
- }
- m_iStage = 25;
- }
- if (m_iStage == 25) {
- m_Pos = (void*)(uintptr_t)0;
- m_iStage = 26;
- }
- if (m_iStage == 26) {
- int32_t iRet =
- WriteNewObjs((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0, pPause);
- if (iRet) {
- return iRet;
- }
- m_iStage = 27;
- }
- if (m_iStage == 27) {
- if (NULL != m_pEncryptDict && 0 == m_pEncryptDict->GetObjNum()) {
- m_dwLastObjNum += 1;
- FX_FILESIZE saveOffset = m_Offset;
- if (WriteIndirectObj(m_dwLastObjNum, m_pEncryptDict) < 0) {
- return -1;
- }
- m_ObjectOffset.Add(m_dwLastObjNum, 1);
- m_ObjectOffset[m_dwLastObjNum] = saveOffset;
- m_dwEnryptObjNum = m_dwLastObjNum;
- if (m_dwFlags & FPDFCREATE_INCREMENTAL) {
- m_NewObjNumArray.Add(m_dwLastObjNum);
- }
- }
- m_iStage = 80;
- }
- return m_iStage;
-}
-int32_t CPDF_Creator::WriteDoc_Stage3(IFX_Pause* pPause) {
- FXSYS_assert(m_iStage >= 80 || m_iStage < 90);
- FX_DWORD dwLastObjNum = m_dwLastObjNum;
- if (m_iStage == 80) {
- m_XrefStart = m_Offset;
- if (m_dwFlags & FPDFCREATE_OBJECTSTREAM) {
- m_pXRefStream->End(this, TRUE);
- m_XrefStart = m_pXRefStream->m_PrevOffset;
- m_iStage = 90;
- } else if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 ||
- !m_pParser->IsXRefStream()) {
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) == 0 ||
- m_pParser->GetLastXRefOffset() == 0) {
- CFX_ByteString str;
- str = m_ObjectOffset.GetPtrAt(1)
- ? "xref\r\n"
- : "xref\r\n0 1\r\n0000000000 65535 f\r\n";
- if (m_File.AppendString(str) < 0) {
- return -1;
- }
- m_Pos = (void*)(uintptr_t)1;
- m_iStage = 81;
- } else {
- if (m_File.AppendString("xref\r\n") < 0) {
- return -1;
- }
- m_Pos = (void*)(uintptr_t)0;
- m_iStage = 82;
- }
- } else {
- m_iStage = 90;
- }
- }
- if (m_iStage == 81) {
- CFX_ByteString str;
- FX_DWORD i = (FX_DWORD)(uintptr_t)m_Pos, j;
- while (i <= dwLastObjNum) {
- while (i <= dwLastObjNum && !m_ObjectOffset.GetPtrAt(i)) {
- i++;
- }
- if (i > dwLastObjNum) {
- break;
- }
- j = i;
- while (j <= dwLastObjNum && m_ObjectOffset.GetPtrAt(j)) {
- j++;
- }
- if (i == 1) {
- str.Format("0 %d\r\n0000000000 65535 f\r\n", j);
- } else {
- str.Format("%d %d\r\n", i, j - i);
- }
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) {
- return -1;
- }
- while (i < j) {
- str.Format("%010d 00000 n\r\n", m_ObjectOffset[i++]);
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) {
- return -1;
- }
- }
- if (i > dwLastObjNum) {
- break;
- }
- if (pPause && pPause->NeedToPauseNow()) {
- m_Pos = (void*)(uintptr_t)i;
- return 1;
- }
- }
- m_iStage = 90;
- }
- if (m_iStage == 82) {
- CFX_ByteString str;
- int32_t iCount = m_NewObjNumArray.GetSize();
- int32_t i = (int32_t)(uintptr_t)m_Pos;
- while (i < iCount) {
- int32_t j = i;
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(i);
- while (j < iCount) {
- if (++j == iCount) {
- break;
- }
- FX_DWORD dwCurrent = m_NewObjNumArray.ElementAt(j);
- if (dwCurrent - objnum > 1) {
- break;
- }
- objnum = dwCurrent;
- }
- objnum = m_NewObjNumArray.ElementAt(i);
- if (objnum == 1) {
- str.Format("0 %d\r\n0000000000 65535 f\r\n", j - i + 1);
- } else {
- str.Format("%d %d\r\n", objnum, j - i);
- }
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) {
- return -1;
- }
- while (i < j) {
- objnum = m_NewObjNumArray.ElementAt(i++);
- str.Format("%010d 00000 n\r\n", m_ObjectOffset[objnum]);
- if (m_File.AppendBlock(str.c_str(), str.GetLength()) < 0) {
- return -1;
- }
- }
- if (pPause && (i % 100) == 0 && pPause->NeedToPauseNow()) {
- m_Pos = (void*)(uintptr_t)i;
- return 1;
- }
- }
- m_iStage = 90;
- }
- return m_iStage;
-}
-
-int32_t CPDF_Creator::WriteDoc_Stage4(IFX_Pause* pPause) {
- FXSYS_assert(m_iStage >= 90);
- if ((m_dwFlags & FPDFCREATE_OBJECTSTREAM) == 0) {
- FX_BOOL bXRefStream =
- (m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser->IsXRefStream();
- if (!bXRefStream) {
- if (m_File.AppendString("trailer\r\n<<") < 0) {
- return -1;
- }
- } else {
- if (m_File.AppendDWord(m_pDocument->m_LastObjNum + 1) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 obj <<") < 0) {
- return -1;
- }
- }
- if (m_pParser) {
- CPDF_Dictionary* p = m_pParser->GetTrailer();
- for (const auto& it : *p) {
- const CFX_ByteString& key = it.first;
- CPDF_Object* pValue = it.second;
- // TODO(ochang): Consolidate with similar check in
- // PDF_CreatorWriteTrailer.
- if (key == "Encrypt" || key == "Size" || key == "Filter" ||
- key == "Index" || key == "Length" || key == "Prev" || key == "W" ||
- key == "XRefStm" || key == "ID") {
- continue;
- }
- if (m_File.AppendString(("/")) < 0) {
- return -1;
- }
- if (m_File.AppendString(PDF_NameEncode(key)) < 0) {
- return -1;
- }
- if (pValue->GetObjNum()) {
- if (m_File.AppendString(" ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(pValue->GetObjNum()) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 R ") < 0) {
- return -1;
- }
- } else {
- FX_FILESIZE offset = 0;
- if (PDF_CreatorAppendObject(pValue, &m_File, offset) < 0) {
- return -1;
- }
- }
- }
- } else {
- if (m_File.AppendString("\r\n/Root ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(m_pDocument->m_pRootDict->GetObjNum()) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 R\r\n") < 0) {
- return -1;
- }
- if (m_pDocument->m_pInfoDict) {
- if (m_File.AppendString("/Info ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(m_pDocument->m_pInfoDict->GetObjNum()) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 R\r\n") < 0) {
- return -1;
- }
- }
- }
- if (m_pEncryptDict) {
- if (m_File.AppendString("/Encrypt") < 0) {
- return -1;
- }
- FX_DWORD dwObjNum = m_pEncryptDict->GetObjNum();
- if (dwObjNum == 0) {
- dwObjNum = m_pDocument->GetLastObjNum() + 1;
- }
- if (m_File.AppendString(" ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(dwObjNum) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 0 R ") < 0) {
- return -1;
- }
- }
- if (m_File.AppendString("/Size ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(m_dwLastObjNum + (bXRefStream ? 2 : 1)) < 0) {
- return -1;
- }
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0) {
- FX_FILESIZE prev = m_pParser->GetLastXRefOffset();
- if (prev) {
- if (m_File.AppendString("/Prev ") < 0) {
- return -1;
- }
- FX_CHAR offset_buf[20];
- FXSYS_memset(offset_buf, 0, sizeof(offset_buf));
- FXSYS_i64toa(prev, offset_buf, 10);
- if (m_File.AppendBlock(offset_buf, FXSYS_strlen(offset_buf)) < 0) {
- return -1;
- }
- }
- }
- if (m_pIDArray) {
- if (m_File.AppendString(("/ID")) < 0) {
- return -1;
- }
- FX_FILESIZE offset = 0;
- if (PDF_CreatorAppendObject(m_pIDArray, &m_File, offset) < 0) {
- return -1;
- }
- }
- if (!bXRefStream) {
- if (m_File.AppendString(">>") < 0) {
- return -1;
- }
- } else {
- if (m_File.AppendString("/W[0 4 1]/Index[") < 0) {
- return -1;
- }
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) != 0 && m_pParser &&
- m_pParser->GetLastXRefOffset() == 0) {
- FX_DWORD i = 0;
- for (i = 0; i < m_dwLastObjNum; i++) {
- if (!m_ObjectOffset.GetPtrAt(i)) {
- continue;
- }
- if (m_File.AppendDWord(i) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 1 ") < 0) {
- return -1;
- }
- }
- if (m_File.AppendString("]/Length ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(m_dwLastObjNum * 5) < 0) {
- return -1;
- }
- if (m_File.AppendString(">>stream\r\n") < 0) {
- return -1;
- }
- for (i = 0; i < m_dwLastObjNum; i++) {
- FX_FILESIZE* offset = m_ObjectOffset.GetPtrAt(i);
- if (!offset) {
- continue;
- }
- OutputIndex(&m_File, *offset);
- }
- } else {
- int count = m_NewObjNumArray.GetSize();
- int32_t i = 0;
- for (i = 0; i < count; i++) {
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(i);
- if (m_File.AppendDWord(objnum) < 0) {
- return -1;
- }
- if (m_File.AppendString(" 1 ") < 0) {
- return -1;
- }
- }
- if (m_File.AppendString("]/Length ") < 0) {
- return -1;
- }
- if (m_File.AppendDWord(count * 5) < 0) {
- return -1;
- }
- if (m_File.AppendString(">>stream\r\n") < 0) {
- return -1;
- }
- for (i = 0; i < count; i++) {
- FX_DWORD objnum = m_NewObjNumArray.ElementAt(i);
- FX_FILESIZE offset = m_ObjectOffset[objnum];
- OutputIndex(&m_File, offset);
- }
- }
- if (m_File.AppendString("\r\nendstream") < 0) {
- return -1;
- }
- }
- }
- if (m_File.AppendString("\r\nstartxref\r\n") < 0) {
- return -1;
- }
- FX_CHAR offset_buf[20];
- FXSYS_memset(offset_buf, 0, sizeof(offset_buf));
- FXSYS_i64toa(m_XrefStart, offset_buf, 10);
- if (m_File.AppendBlock(offset_buf, FXSYS_strlen(offset_buf)) < 0) {
- return -1;
- }
- if (m_File.AppendString("\r\n%%EOF\r\n") < 0) {
- return -1;
- }
- m_File.Flush();
- return m_iStage = 100;
-}
-void CPDF_Creator::Clear() {
- delete m_pXRefStream;
- m_pXRefStream = NULL;
- m_File.Clear();
- m_NewObjNumArray.RemoveAll();
- if (m_pIDArray) {
- m_pIDArray->Release();
- m_pIDArray = NULL;
- }
-}
-
-bool CPDF_Creator::Create(IFX_StreamWrite* pFile, FX_DWORD flags) {
- m_File.AttachFile(pFile);
- return Create(flags);
-}
-
-bool CPDF_Creator::Create(FX_DWORD flags) {
- m_dwFlags = flags;
- m_iStage = 0;
- m_Offset = 0;
- m_dwLastObjNum = m_pDocument->GetLastObjNum();
- m_ObjectOffset.Clear();
- m_NewObjNumArray.RemoveAll();
- InitID();
- if (flags & FPDFCREATE_PROGRESSIVE) {
- return true;
- }
- return Continue(NULL) > -1;
-}
-void CPDF_Creator::InitID(FX_BOOL bDefault) {
- CPDF_Array* pOldIDArray = m_pParser ? m_pParser->GetIDArray() : NULL;
- FX_BOOL bNewId = !m_pIDArray;
- if (!m_pIDArray) {
- m_pIDArray = new CPDF_Array;
- CPDF_Object* pID1 = pOldIDArray ? pOldIDArray->GetElement(0) : NULL;
- if (pID1) {
- m_pIDArray->Add(pID1->Clone());
- } else {
- std::vector<uint8_t> buffer =
- PDF_GenerateFileID((FX_DWORD)(uintptr_t) this, m_dwLastObjNum);
- CFX_ByteStringC bsBuffer(buffer.data(), buffer.size());
- m_pIDArray->Add(new CPDF_String(bsBuffer, TRUE), m_pDocument);
- }
- }
- if (!bDefault) {
- return;
- }
- if (pOldIDArray) {
- CPDF_Object* pID2 = pOldIDArray->GetElement(1);
- if ((m_dwFlags & FPDFCREATE_INCREMENTAL) && m_pEncryptDict && pID2) {
- m_pIDArray->Add(pID2->Clone());
- return;
- }
- std::vector<uint8_t> buffer =
- PDF_GenerateFileID((FX_DWORD)(uintptr_t) this, m_dwLastObjNum);
- CFX_ByteStringC bsBuffer(buffer.data(), buffer.size());
- m_pIDArray->Add(new CPDF_String(bsBuffer, TRUE), m_pDocument);
- return;
- }
- m_pIDArray->Add(m_pIDArray->GetElement(0)->Clone());
- if (m_pEncryptDict && !pOldIDArray && m_pParser && bNewId) {
- if (m_pEncryptDict->GetStringBy("Filter") == "Standard") {
- CPDF_StandardSecurityHandler handler;
- CFX_ByteString user_pass = m_pParser->GetPassword();
- FX_DWORD flag = PDF_ENCRYPT_CONTENT;
- handler.OnCreate(m_pEncryptDict, m_pIDArray, (const uint8_t*)user_pass,
- user_pass.GetLength(), flag);
- if (m_bNewCrypto) {
- delete m_pCryptoHandler;
- }
- m_pCryptoHandler = new CPDF_StandardCryptoHandler;
- m_pCryptoHandler->Init(m_pEncryptDict, &handler);
- m_bNewCrypto = TRUE;
- m_bSecurityChanged = TRUE;
- }
- }
-}
-int32_t CPDF_Creator::Continue(IFX_Pause* pPause) {
- if (m_iStage < 0) {
- return m_iStage;
- }
- int32_t iRet = 0;
- while (m_iStage < 100) {
- if (m_iStage < 20) {
- iRet = WriteDoc_Stage1(pPause);
- } else if (m_iStage < 30) {
- iRet = WriteDoc_Stage2(pPause);
- } else if (m_iStage < 90) {
- iRet = WriteDoc_Stage3(pPause);
- } else {
- iRet = WriteDoc_Stage4(pPause);
- }
- if (iRet < m_iStage) {
- break;
- }
- }
- if (iRet < 1 || m_iStage == 100) {
- m_iStage = -1;
- Clear();
- return iRet > 99 ? 0 : (iRet < 1 ? -1 : iRet);
- }
- return m_iStage;
-}
-FX_BOOL CPDF_Creator::SetFileVersion(int32_t fileVersion) {
- if (fileVersion < 10 || fileVersion > 17) {
- return FALSE;
- }
- m_FileVersion = fileVersion;
- return TRUE;
-}
-void CPDF_Creator::RemoveSecurity() {
- ResetStandardSecurity();
- m_bSecurityChanged = TRUE;
- m_pEncryptDict = NULL;
- m_pCryptoHandler = NULL;
-}
-void CPDF_Creator::ResetStandardSecurity() {
- if (m_bStandardSecurity || m_bNewCrypto) {
- delete m_pCryptoHandler;
- m_pCryptoHandler = NULL;
- }
- m_bNewCrypto = FALSE;
- if (!m_bStandardSecurity) {
- return;
- }
- if (m_pEncryptDict) {
- m_pEncryptDict->Release();
- m_pEncryptDict = NULL;
- }
- m_bStandardSecurity = FALSE;
-}
diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
deleted file mode 100644
index 1d21727f72..0000000000
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
+++ /dev/null
@@ -1,1156 +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 "core/include/fpdfapi/cpdf_array.h"
-#include "core/include/fpdfapi/cpdf_dictionary.h"
-#include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/cpdf_reference.h"
-#include "core/include/fpdfapi/fpdf_module.h"
-#include "core/include/fpdfapi/fpdf_page.h"
-#include "core/src/fpdfapi/fpdf_page/pageint.h"
-
-CPDF_Document::CPDF_Document() : CPDF_IndirectObjectHolder(NULL) {
- m_pRootDict = NULL;
- m_pInfoDict = NULL;
- m_bLinearized = FALSE;
- m_dwFirstPageNo = 0;
- m_dwFirstPageObjNum = 0;
- m_pDocPage = CPDF_ModuleMgr::Get()->GetPageModule()->CreateDocData(this);
- m_pDocRender = CPDF_ModuleMgr::Get()->GetRenderModule()->CreateDocData(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 FX_WCHAR 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 FX_WCHAR 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 FX_WCHAR 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 FX_WCHAR 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 FX_WCHAR 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 FX_WCHAR 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 FX_WCHAR 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 FX_WCHAR 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,
-};
-typedef struct {
- uint8_t m_Charset;
- const FX_WCHAR* m_pUnicodes;
-} FX_CharsetUnicodes;
-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, 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 FX_WCHAR* 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;
- 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 {
- FX_DWORD 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 FX_WORD 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 FX_WORD 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);
-}
-FX_BOOL IsHasCharSet(CFArrayRef languages, const CFX_DWordArray& charSets) {
- int iCount = charSets.GetSize();
- for (int i = 0; i < CFArrayGetCount(languages); ++i) {
- CFStringRef language = (CFStringRef)CFArrayGetValueAtIndex(languages, i);
- FX_DWORD CharSet = FX_GetCharsetFromLang(
- CFStringGetCStringPtr(language, kCFStringEncodingMacRoman), -1);
- for (int j = 0; j < iCount; ++j) {
- if (CharSet == charSets[j]) {
- 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;
- FX_BOOL bCJK = FALSE;
- 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;
- }
- CFX_DWordArray charSets;
- charSets.Add(FXFONT_CHINESEBIG5_CHARSET);
- charSets.Add(FXFONT_GB2312_CHARSET);
- charSets.Add(FXFONT_HANGEUL_CHARSET);
- charSets.Add(FXFONT_SHIFTJIS_CHARSET);
- if (IsHasCharSet(languages, charSets)) {
- bCJK = TRUE;
- }
- 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) {
- charSets.RemoveAll();
- charSets.Add(FXFONT_ANSI_CHARSET);
- charSets.Add(FXFONT_DEFAULT_CHARSET);
- charSets.Add(FXFONT_SYMBOL_CHARSET);
- if (IsHasCharSet(languages, charSets)) {
- charSets.RemoveAll();
- charSets.Add(FXFONT_SYMBOL_CHARSET);
- if (IsHasCharSet(languages, charSets)) {
- flags |= PDFFONT_SYMBOLIC;
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- }
- pBaseDict->SetAtName("Encoding", "WinAnsiEncoding");
- } else {
- flags |= PDFFONT_NONSYMBOLIC;
- size_t i;
- for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes);
- i++) {
- charSets.RemoveAll();
- charSets.Add(g_FX_CharsetUnicodes[i].m_Charset);
- if (IsHasCharSet(languages, charSets)) {
- 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 FX_WCHAR* 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;
- charSets.RemoveAll();
- charSets.Add(FXFONT_CHINESEBIG5_CHARSET);
- if (IsHasCharSet(languages, charSets)) {
- cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
- ordering = "CNS1";
- supplement = 4;
- pWidthArray->AddInteger(1);
- _InsertWidthArray(font, 0x20, 0x7e, pWidthArray);
- bFound = TRUE;
- }
- charSets.RemoveAll();
- charSets.Add(FXFONT_GB2312_CHARSET);
- if (!bFound && IsHasCharSet(languages, charSets)) {
- 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;
- }
- charSets.RemoveAll();
- charSets.Add(FXFONT_HANGEUL_CHARSET);
- if (!bFound && IsHasCharSet(languages, charSets)) {
- cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
- ordering = "Korea1";
- supplement = 2;
- pWidthArray->AddInteger(1);
- _InsertWidthArray(font, 0x20, 0x7e, pWidthArray);
- bFound = TRUE;
- }
- charSets.RemoveAll();
- charSets.Add(FXFONT_SHIFTJIS_CHARSET);
- if (!bFound && IsHasCharSet(languages, charSets)) {
- 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 FX_WCHAR* 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;
- 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]);
- FX_DWORD 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,
- CFX_ArrayTemplate<CPDF_Dictionary*>& stackList) {
- CPDF_Array* pKidList = pPages->GetArrayBy("Kids");
- if (!pKidList) {
- return -1;
- }
- int nKids = pKidList->GetCount();
- for (int i = 0; i < nKids; 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) {
- int stackCount = stackList.GetSize();
- for (int j = 0; j < stackCount; ++j) {
- if (pKid == stackList[j]) {
- return -1;
- }
- }
- stackList.Add(pKid);
- if (InsertDeletePDFPage(pDoc, pKid, nPagesToGo, pPage, bInsert,
- stackList) < 0) {
- return -1;
- }
- stackList.RemoveAt(stackCount);
- 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_DWordArray& 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 {
- CFX_ArrayTemplate<CPDF_Dictionary*> stack;
- stack.Add(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");
- FX_DWORD 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, 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;
- }
- CFX_ArrayTemplate<CPDF_Dictionary*> stack;
- stack.Add(pPages);
- if (InsertDeletePDFPage(this, pPages, iPage, NULL, FALSE, stack) < 0) {
- return;
- }
- m_PageList.RemoveAt(iPage);
-}
-CPDF_Object* FPDFAPI_GetPageAttr(CPDF_Dictionary* pPageDict,
- const CFX_ByteStringC& name);
-void FPDFAPI_FlatPageAttr(CPDF_Dictionary* pPageDict,
- const CFX_ByteStringC& name) {
- if (pPageDict->KeyExist(name)) {
- return;
- }
- CPDF_Object* pObj = FPDFAPI_GetPageAttr(pPageDict, name);
- if (pObj) {
- pPageDict->SetAt(name, pObj->Clone());
- }
-}
diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_image.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_image.cpp
deleted file mode 100644
index 47e8367420..0000000000
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_image.cpp
+++ /dev/null
@@ -1,391 +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 "core/include/fpdfapi/cpdf_array.h"
-#include "core/include/fpdfapi/cpdf_boolean.h"
-#include "core/include/fpdfapi/cpdf_dictionary.h"
-#include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/cpdf_string.h"
-#include "core/include/fpdfapi/fpdf_module.h"
-#include "core/include/fpdfapi/fpdf_page.h"
-#include "core/include/fpdfapi/fpdf_render.h"
-#include "core/include/fxcodec/fx_codec.h"
-#include "core/src/fpdfapi/fpdf_page/pageint.h"
-#include "core/src/fpdfapi/fpdf_render/render_int.h"
-
-CPDF_Dictionary* CPDF_Image::InitJPEG(uint8_t* pData, FX_DWORD size) {
- int32_t width;
- int32_t height;
- int32_t num_comps;
- int32_t bits;
- FX_BOOL color_trans;
- if (!CPDF_ModuleMgr::Get()->GetJpegModule()->LoadInfo(
- pData, size, width, height, num_comps, bits, color_trans)) {
- return NULL;
- }
- CPDF_Dictionary* pDict = new CPDF_Dictionary;
- pDict->SetAtName("Type", "XObject");
- pDict->SetAtName("Subtype", "Image");
- pDict->SetAtInteger("Width", width);
- pDict->SetAtInteger("Height", height);
- const FX_CHAR* csname = NULL;
- if (num_comps == 1) {
- csname = "DeviceGray";
- } else if (num_comps == 3) {
- csname = "DeviceRGB";
- } else if (num_comps == 4) {
- csname = "DeviceCMYK";
- CPDF_Array* pDecode = new CPDF_Array;
- for (int n = 0; n < 4; n++) {
- pDecode->AddInteger(1);
- pDecode->AddInteger(0);
- }
- pDict->SetAt("Decode", pDecode);
- }
- pDict->SetAtName("ColorSpace", csname);
- pDict->SetAtInteger("BitsPerComponent", bits);
- pDict->SetAtName("Filter", "DCTDecode");
- if (!color_trans) {
- CPDF_Dictionary* pParms = new CPDF_Dictionary;
- pDict->SetAt("DecodeParms", pParms);
- pParms->SetAtInteger("ColorTransform", 0);
- }
- m_bIsMask = FALSE;
- m_Width = width;
- m_Height = height;
- if (!m_pStream) {
- m_pStream = new CPDF_Stream(NULL, 0, NULL);
- }
- return pDict;
-}
-void CPDF_Image::SetJpegImage(uint8_t* pData, FX_DWORD size) {
- CPDF_Dictionary* pDict = InitJPEG(pData, size);
- if (!pDict) {
- return;
- }
- m_pStream->InitStream(pData, size, pDict);
-}
-void CPDF_Image::SetJpegImage(IFX_FileRead* pFile) {
- FX_DWORD size = (FX_DWORD)pFile->GetSize();
- if (!size) {
- return;
- }
- FX_DWORD dwEstimateSize = size;
- if (dwEstimateSize > 8192) {
- dwEstimateSize = 8192;
- }
- uint8_t* pData = FX_Alloc(uint8_t, dwEstimateSize);
- pFile->ReadBlock(pData, 0, dwEstimateSize);
- CPDF_Dictionary* pDict = InitJPEG(pData, dwEstimateSize);
- FX_Free(pData);
- if (!pDict && size > dwEstimateSize) {
- pData = FX_Alloc(uint8_t, size);
- pFile->ReadBlock(pData, 0, size);
- pDict = InitJPEG(pData, size);
- FX_Free(pData);
- }
- if (!pDict) {
- return;
- }
- m_pStream->InitStreamFromFile(pFile, pDict);
-}
-void _DCTEncodeBitmap(CPDF_Dictionary* pBitmapDict,
- const CFX_DIBitmap* pBitmap,
- int quality,
- uint8_t*& buf,
- FX_STRSIZE& size) {}
-void _JBIG2EncodeBitmap(CPDF_Dictionary* pBitmapDict,
- const CFX_DIBitmap* pBitmap,
- CPDF_Document* pDoc,
- uint8_t*& buf,
- FX_STRSIZE& size,
- FX_BOOL bLossLess) {}
-void CPDF_Image::SetImage(const CFX_DIBitmap* pBitmap,
- int32_t iCompress,
- IFX_FileWrite* pFileWrite,
- IFX_FileRead* pFileRead,
- const CFX_DIBitmap* pMask,
- const CPDF_ImageSetParam* pParam) {
- int32_t BitmapWidth = pBitmap->GetWidth();
- int32_t BitmapHeight = pBitmap->GetHeight();
- if (BitmapWidth < 1 || BitmapHeight < 1) {
- return;
- }
- uint8_t* src_buf = pBitmap->GetBuffer();
- int32_t src_pitch = pBitmap->GetPitch();
- int32_t bpp = pBitmap->GetBPP();
- FX_BOOL bUseMatte =
- pParam && pParam->pMatteColor && (pBitmap->GetFormat() == FXDIB_Argb);
- CPDF_Dictionary* pDict = new CPDF_Dictionary;
- pDict->SetAtName("Type", "XObject");
- pDict->SetAtName("Subtype", "Image");
- pDict->SetAtInteger("Width", BitmapWidth);
- pDict->SetAtInteger("Height", BitmapHeight);
- uint8_t* dest_buf = NULL;
- FX_STRSIZE dest_pitch = 0, dest_size = 0, opType = -1;
- if (bpp == 1) {
- int32_t reset_a = 0, reset_r = 0, reset_g = 0, reset_b = 0;
- int32_t set_a = 0, set_r = 0, set_g = 0, set_b = 0;
- if (!pBitmap->IsAlphaMask()) {
- ArgbDecode(pBitmap->GetPaletteArgb(0), reset_a, reset_r, reset_g,
- reset_b);
- ArgbDecode(pBitmap->GetPaletteArgb(1), set_a, set_r, set_g, set_b);
- }
- if (set_a == 0 || reset_a == 0) {
- pDict->SetAt("ImageMask", new CPDF_Boolean(TRUE));
- if (reset_a == 0) {
- CPDF_Array* pArray = new CPDF_Array;
- pArray->AddInteger(1);
- pArray->AddInteger(0);
- pDict->SetAt("Decode", pArray);
- }
- } else {
- CPDF_Array* pCS = new CPDF_Array;
- pCS->AddName("Indexed");
- pCS->AddName("DeviceRGB");
- pCS->AddInteger(1);
- CFX_ByteString ct;
- FX_CHAR* pBuf = ct.GetBuffer(6);
- pBuf[0] = (FX_CHAR)reset_r;
- pBuf[1] = (FX_CHAR)reset_g;
- pBuf[2] = (FX_CHAR)reset_b;
- pBuf[3] = (FX_CHAR)set_r;
- pBuf[4] = (FX_CHAR)set_g;
- pBuf[5] = (FX_CHAR)set_b;
- ct.ReleaseBuffer(6);
- pCS->Add(new CPDF_String(ct, TRUE));
- pDict->SetAt("ColorSpace", pCS);
- }
- pDict->SetAtInteger("BitsPerComponent", 1);
- dest_pitch = (BitmapWidth + 7) / 8;
- if ((iCompress & 0x03) == PDF_IMAGE_NO_COMPRESS) {
- opType = 1;
- } else {
- opType = 0;
- }
- } else if (bpp == 8) {
- int32_t iPalette = pBitmap->GetPaletteSize();
- if (iPalette > 0) {
- CPDF_Array* pCS = new CPDF_Array;
- m_pDocument->AddIndirectObject(pCS);
- pCS->AddName("Indexed");
- pCS->AddName("DeviceRGB");
- pCS->AddInteger(iPalette - 1);
- uint8_t* pColorTable = FX_Alloc2D(uint8_t, iPalette, 3);
- uint8_t* ptr = pColorTable;
- for (int32_t i = 0; i < iPalette; i++) {
- FX_DWORD argb = pBitmap->GetPaletteArgb(i);
- ptr[0] = (uint8_t)(argb >> 16);
- ptr[1] = (uint8_t)(argb >> 8);
- ptr[2] = (uint8_t)argb;
- ptr += 3;
- }
- CPDF_Stream* pCTS =
- new CPDF_Stream(pColorTable, iPalette * 3, new CPDF_Dictionary);
- m_pDocument->AddIndirectObject(pCTS);
- pCS->AddReference(m_pDocument, pCTS);
- pDict->SetAtReference("ColorSpace", m_pDocument, pCS);
- } else {
- pDict->SetAtName("ColorSpace", "DeviceGray");
- }
- pDict->SetAtInteger("BitsPerComponent", 8);
- if ((iCompress & 0x03) == PDF_IMAGE_NO_COMPRESS) {
- dest_pitch = BitmapWidth;
- opType = 1;
- } else {
- opType = 0;
- }
- } else {
- pDict->SetAtName("ColorSpace", "DeviceRGB");
- pDict->SetAtInteger("BitsPerComponent", 8);
- if ((iCompress & 0x03) == PDF_IMAGE_NO_COMPRESS) {
- dest_pitch = BitmapWidth * 3;
- opType = 2;
- } else {
- opType = 0;
- }
- }
- const CFX_DIBitmap* pMaskBitmap = NULL;
- FX_BOOL bDeleteMask = FALSE;
- if (pBitmap->HasAlpha()) {
- pMaskBitmap = pBitmap->GetAlphaMask();
- bDeleteMask = TRUE;
- }
- if (!pMaskBitmap && pMask) {
- FXDIB_Format maskFormat = pMask->GetFormat();
- if (maskFormat == FXDIB_1bppMask || maskFormat == FXDIB_8bppMask) {
- pMaskBitmap = pMask;
- }
- }
- if (pMaskBitmap) {
- int32_t maskWidth = pMaskBitmap->GetWidth();
- int32_t maskHeight = pMaskBitmap->GetHeight();
- uint8_t* mask_buf = NULL;
- FX_STRSIZE mask_size = 0;
- CPDF_Dictionary* pMaskDict = new CPDF_Dictionary;
- pMaskDict->SetAtName("Type", "XObject");
- pMaskDict->SetAtName("Subtype", "Image");
- pMaskDict->SetAtInteger("Width", maskWidth);
- pMaskDict->SetAtInteger("Height", maskHeight);
- pMaskDict->SetAtName("ColorSpace", "DeviceGray");
- pMaskDict->SetAtInteger("BitsPerComponent", 8);
- if (pMaskBitmap->GetBPP() == 8 &&
- (iCompress & PDF_IMAGE_MASK_LOSSY_COMPRESS) != 0) {
- _DCTEncodeBitmap(pMaskDict, pMaskBitmap, pParam ? pParam->nQuality : 75,
- mask_buf, mask_size);
- } else if (pMaskBitmap->GetFormat() == FXDIB_1bppMask) {
- _JBIG2EncodeBitmap(pMaskDict, pMaskBitmap, m_pDocument, mask_buf,
- mask_size, TRUE);
- } else {
- mask_buf = FX_Alloc2D(uint8_t, maskHeight, maskWidth);
- mask_size = maskHeight * maskWidth; // Safe since checked alloc returned.
- for (int32_t a = 0; a < maskHeight; a++) {
- FXSYS_memcpy(mask_buf + a * maskWidth, pMaskBitmap->GetScanline(a),
- maskWidth);
- }
- }
- pMaskDict->SetAtInteger("Length", mask_size);
- if (bUseMatte) {
- int a, r, g, b;
- ArgbDecode(*(pParam->pMatteColor), a, r, g, b);
- CPDF_Array* pMatte = new CPDF_Array;
- pMatte->AddInteger(r);
- pMatte->AddInteger(g);
- pMatte->AddInteger(b);
- pMaskDict->SetAt("Matte", pMatte);
- }
- CPDF_Stream* pMaskStream = new CPDF_Stream(mask_buf, mask_size, pMaskDict);
- m_pDocument->AddIndirectObject(pMaskStream);
- pDict->SetAtReference("SMask", m_pDocument, pMaskStream);
- if (bDeleteMask) {
- delete pMaskBitmap;
- }
- }
- FX_BOOL bStream = pFileWrite && pFileRead;
- if (opType == 0) {
- if (iCompress & PDF_IMAGE_LOSSLESS_COMPRESS) {
- if (pBitmap->GetBPP() == 1) {
- _JBIG2EncodeBitmap(pDict, pBitmap, m_pDocument, dest_buf, dest_size,
- TRUE);
- }
- } else {
- if (pBitmap->GetBPP() == 1) {
- _JBIG2EncodeBitmap(pDict, pBitmap, m_pDocument, dest_buf, dest_size,
- FALSE);
- } else if (pBitmap->GetBPP() >= 8 && pBitmap->GetPalette()) {
- CFX_DIBitmap* pNewBitmap = new CFX_DIBitmap();
- pNewBitmap->Copy(pBitmap);
- pNewBitmap->ConvertFormat(FXDIB_Rgb);
- SetImage(pNewBitmap, iCompress, pFileWrite, pFileRead);
- if (pDict) {
- pDict->Release();
- pDict = NULL;
- }
- FX_Free(dest_buf);
- dest_buf = NULL;
- dest_size = 0;
- delete pNewBitmap;
- return;
- } else {
- if (bUseMatte) {
- CFX_DIBitmap* pNewBitmap = new CFX_DIBitmap();
- pNewBitmap->Create(BitmapWidth, BitmapHeight, FXDIB_Argb);
- uint8_t* dst_buf = pNewBitmap->GetBuffer();
- int32_t src_offset = 0;
- for (int32_t row = 0; row < BitmapHeight; row++) {
- src_offset = row * src_pitch;
- for (int32_t column = 0; column < BitmapWidth; column++) {
- FX_FLOAT alpha = src_buf[src_offset + 3] / 255.0f;
- dst_buf[src_offset] = (uint8_t)(src_buf[src_offset] * alpha);
- dst_buf[src_offset + 1] =
- (uint8_t)(src_buf[src_offset + 1] * alpha);
- dst_buf[src_offset + 2] =
- (uint8_t)(src_buf[src_offset + 2] * alpha);
- dst_buf[src_offset + 3] = (uint8_t)(src_buf[src_offset + 3]);
- src_offset += 4;
- }
- }
- _DCTEncodeBitmap(pDict, pNewBitmap, pParam ? pParam->nQuality : 75,
- dest_buf, dest_size);
- delete pNewBitmap;
- } else {
- _DCTEncodeBitmap(pDict, pBitmap, pParam ? pParam->nQuality : 75,
- dest_buf, dest_size);
- }
- }
- }
- if (bStream) {
- pFileWrite->WriteBlock(dest_buf, dest_size);
- FX_Free(dest_buf);
- dest_buf = NULL;
- }
- } else if (opType == 1) {
- if (!bStream) {
- dest_buf = FX_Alloc2D(uint8_t, dest_pitch, BitmapHeight);
- dest_size =
- dest_pitch * BitmapHeight; // Safe since checked alloc returned.
- }
- uint8_t* pDest = dest_buf;
- for (int32_t i = 0; i < BitmapHeight; i++) {
- if (!bStream) {
- FXSYS_memcpy(pDest, src_buf, dest_pitch);
- pDest += dest_pitch;
- } else {
- pFileWrite->WriteBlock(src_buf, dest_pitch);
- }
- src_buf += src_pitch;
- }
- } else if (opType == 2) {
- if (!bStream) {
- dest_buf = FX_Alloc2D(uint8_t, dest_pitch, BitmapHeight);
- dest_size =
- dest_pitch * BitmapHeight; // Safe since checked alloc returned.
- } else {
- dest_buf = FX_Alloc(uint8_t, dest_pitch);
- }
- uint8_t* pDest = dest_buf;
- int32_t src_offset = 0;
- int32_t dest_offset = 0;
- for (int32_t row = 0; row < BitmapHeight; row++) {
- src_offset = row * src_pitch;
- for (int32_t column = 0; column < BitmapWidth; column++) {
- FX_FLOAT alpha = bUseMatte ? src_buf[src_offset + 3] / 255.0f : 1;
- pDest[dest_offset] = (uint8_t)(src_buf[src_offset + 2] * alpha);
- pDest[dest_offset + 1] = (uint8_t)(src_buf[src_offset + 1] * alpha);
- pDest[dest_offset + 2] = (uint8_t)(src_buf[src_offset] * alpha);
- dest_offset += 3;
- src_offset += bpp == 24 ? 3 : 4;
- }
- if (bStream) {
- pFileWrite->WriteBlock(pDest, dest_pitch);
- pDest = dest_buf;
- } else {
- pDest += dest_pitch;
- }
- dest_offset = 0;
- }
- if (bStream) {
- FX_Free(dest_buf);
- dest_buf = NULL;
- }
- }
- if (!m_pStream) {
- m_pStream = new CPDF_Stream(NULL, 0, NULL);
- }
- if (!bStream) {
- m_pStream->InitStream(dest_buf, dest_size, pDict);
- } else {
- pFileWrite->Flush();
- m_pStream->InitStreamFromFile(pFileRead, pDict);
- }
- m_bIsMask = pBitmap->IsAlphaMask();
- m_Width = BitmapWidth;
- m_Height = BitmapHeight;
- FX_Free(dest_buf);
-}
-void CPDF_Image::ResetCache(CPDF_Page* pPage, const CFX_DIBitmap* pBitmap) {
- pPage->GetRenderCache()->ResetBitmap(m_pStream, pBitmap);
-}