Index: core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp |
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp |
deleted file mode 100644 |
index 05d85e6398937f7392c37db37591f7aa9dfb629e..0000000000000000000000000000000000000000 |
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp |
+++ /dev/null |
@@ -1,1148 +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/fpdf_objects.h" |
- |
-#include <algorithm> |
- |
-#include "core/include/fpdfapi/cpdf_parser.h" |
-#include "core/include/fpdfapi/fpdf_parser_decode.h" |
-#include "core/include/fxcrt/fx_string.h" |
-#include "third_party/base/stl_util.h" |
- |
-CPDF_Object::~CPDF_Object() {} |
- |
-CPDF_Object* CPDF_Object::GetDirect() const { |
- return const_cast<CPDF_Object*>(this); |
-} |
- |
-void CPDF_Object::Release() { |
- if (m_ObjNum) { |
- return; |
- } |
- Destroy(); |
-} |
- |
-CFX_ByteString CPDF_Object::GetString() const { |
- return CFX_ByteString(); |
-} |
- |
-CFX_ByteStringC CPDF_Object::GetConstString() const { |
- return CFX_ByteStringC(); |
-} |
- |
-CFX_WideString CPDF_Object::GetUnicodeText() const { |
- return CFX_WideString(); |
-} |
- |
-FX_FLOAT CPDF_Object::GetNumber() const { |
- return 0; |
-} |
- |
-int CPDF_Object::GetInteger() const { |
- return 0; |
-} |
- |
-CPDF_Dictionary* CPDF_Object::GetDict() const { |
- return nullptr; |
-} |
- |
-CPDF_Array* CPDF_Object::GetArray() const { |
- return nullptr; |
-} |
- |
-void CPDF_Object::SetString(const CFX_ByteString& str) { |
- ASSERT(FALSE); |
-} |
- |
-bool CPDF_Object::IsArray() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsBoolean() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsDictionary() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsName() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsNumber() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsReference() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsStream() const { |
- return false; |
-} |
- |
-bool CPDF_Object::IsString() const { |
- return false; |
-} |
- |
-CPDF_Array* CPDF_Object::AsArray() { |
- return nullptr; |
-} |
- |
-const CPDF_Array* CPDF_Object::AsArray() const { |
- return nullptr; |
-} |
- |
-CPDF_Boolean* CPDF_Object::AsBoolean() { |
- return nullptr; |
-} |
- |
-const CPDF_Boolean* CPDF_Object::AsBoolean() const { |
- return nullptr; |
-} |
- |
-CPDF_Dictionary* CPDF_Object::AsDictionary() { |
- return nullptr; |
-} |
- |
-const CPDF_Dictionary* CPDF_Object::AsDictionary() const { |
- return nullptr; |
-} |
- |
-CPDF_Name* CPDF_Object::AsName() { |
- return nullptr; |
-} |
- |
-const CPDF_Name* CPDF_Object::AsName() const { |
- return nullptr; |
-} |
- |
-CPDF_Number* CPDF_Object::AsNumber() { |
- return nullptr; |
-} |
- |
-const CPDF_Number* CPDF_Object::AsNumber() const { |
- return nullptr; |
-} |
- |
-CPDF_Reference* CPDF_Object::AsReference() { |
- return nullptr; |
-} |
- |
-const CPDF_Reference* CPDF_Object::AsReference() const { |
- return nullptr; |
-} |
- |
-CPDF_Stream* CPDF_Object::AsStream() { |
- return nullptr; |
-} |
- |
-const CPDF_Stream* CPDF_Object::AsStream() const { |
- return nullptr; |
-} |
- |
-CPDF_String* CPDF_Object::AsString() { |
- return nullptr; |
-} |
- |
-const CPDF_String* CPDF_Object::AsString() const { |
- return nullptr; |
-} |
- |
-CPDF_Boolean::~CPDF_Boolean() {} |
- |
-CPDF_Object::Type CPDF_Boolean::GetType() const { |
- return BOOLEAN; |
-} |
- |
-CPDF_Object* CPDF_Boolean::Clone(FX_BOOL bDirect) const { |
- return new CPDF_Boolean(m_bValue); |
-} |
- |
-CFX_ByteString CPDF_Boolean::GetString() const { |
- return m_bValue ? "true" : "false"; |
-} |
- |
-int CPDF_Boolean::GetInteger() const { |
- return m_bValue; |
-} |
- |
-void CPDF_Boolean::SetString(const CFX_ByteString& str) { |
- m_bValue = (str == "true"); |
-} |
- |
-bool CPDF_Boolean::IsBoolean() const { |
- return true; |
-} |
- |
-CPDF_Boolean* CPDF_Boolean::AsBoolean() { |
- return this; |
-} |
- |
-const CPDF_Boolean* CPDF_Boolean::AsBoolean() const { |
- return this; |
-} |
- |
-CPDF_Number::CPDF_Number(const CFX_ByteStringC& str) { |
- FX_atonum(str, m_bInteger, &m_Integer); |
-} |
- |
-CPDF_Number::~CPDF_Number() {} |
- |
-CPDF_Object::Type CPDF_Number::GetType() const { |
- return NUMBER; |
-} |
- |
-CPDF_Object* CPDF_Number::Clone(FX_BOOL bDirect) const { |
- return m_bInteger ? new CPDF_Number(m_Integer) : new CPDF_Number(m_Float); |
-} |
- |
-FX_FLOAT CPDF_Number::GetNumber() const { |
- return m_bInteger ? static_cast<FX_FLOAT>(m_Integer) : m_Float; |
-} |
- |
-int CPDF_Number::GetInteger() const { |
- return m_bInteger ? m_Integer : static_cast<int>(m_Float); |
-} |
- |
-bool CPDF_Number::IsNumber() const { |
- return true; |
-} |
- |
-CPDF_Number* CPDF_Number::AsNumber() { |
- return this; |
-} |
- |
-const CPDF_Number* CPDF_Number::AsNumber() const { |
- return this; |
-} |
- |
-void CPDF_Number::SetString(const CFX_ByteString& str) { |
- FX_atonum(str, m_bInteger, &m_Integer); |
-} |
- |
-CFX_ByteString CPDF_Number::GetString() const { |
- return m_bInteger ? CFX_ByteString::FormatInteger(m_Integer, FXFORMAT_SIGNED) |
- : CFX_ByteString::FormatFloat(m_Float); |
-} |
- |
-CPDF_String::CPDF_String(const CFX_WideString& str) : m_bHex(FALSE) { |
- m_String = PDF_EncodeText(str); |
-} |
- |
-CPDF_String::~CPDF_String() {} |
- |
-CPDF_Object::Type CPDF_String::GetType() const { |
- return STRING; |
-} |
- |
-CPDF_Object* CPDF_String::Clone(FX_BOOL bDirect) const { |
- return new CPDF_String(m_String, m_bHex); |
-} |
- |
-CFX_ByteString CPDF_String::GetString() const { |
- return m_String; |
-} |
- |
-CFX_ByteStringC CPDF_String::GetConstString() const { |
- return CFX_ByteStringC(m_String); |
-} |
- |
-void CPDF_String::SetString(const CFX_ByteString& str) { |
- m_String = str; |
-} |
- |
-bool CPDF_String::IsString() const { |
- return true; |
-} |
- |
-CPDF_String* CPDF_String::AsString() { |
- return this; |
-} |
- |
-const CPDF_String* CPDF_String::AsString() const { |
- return this; |
-} |
- |
-CFX_WideString CPDF_String::GetUnicodeText() const { |
- return PDF_DecodeText(m_String); |
-} |
- |
-CPDF_Name::~CPDF_Name() {} |
- |
-CPDF_Object::Type CPDF_Name::GetType() const { |
- return NAME; |
-} |
- |
-CPDF_Object* CPDF_Name::Clone(FX_BOOL bDirect) const { |
- return new CPDF_Name(m_Name); |
-} |
- |
-CFX_ByteString CPDF_Name::GetString() const { |
- return m_Name; |
-} |
- |
-CFX_ByteStringC CPDF_Name::GetConstString() const { |
- return CFX_ByteStringC(m_Name); |
-} |
- |
-void CPDF_Name::SetString(const CFX_ByteString& str) { |
- m_Name = str; |
-} |
- |
-bool CPDF_Name::IsName() const { |
- return true; |
-} |
- |
-CPDF_Name* CPDF_Name::AsName() { |
- return this; |
-} |
- |
-const CPDF_Name* CPDF_Name::AsName() const { |
- return this; |
-} |
- |
-CFX_WideString CPDF_Name::GetUnicodeText() const { |
- return PDF_DecodeText(m_Name); |
-} |
- |
-CPDF_Array::CPDF_Array() {} |
- |
-CPDF_Array::~CPDF_Array() { |
- int size = m_Objects.GetSize(); |
- CPDF_Object** pList = m_Objects.GetData(); |
- for (int i = 0; i < size; i++) { |
- if (pList[i]) |
- pList[i]->Release(); |
- } |
-} |
- |
-CPDF_Object::Type CPDF_Array::GetType() const { |
- return ARRAY; |
-} |
- |
-CPDF_Array* CPDF_Array::GetArray() const { |
- // The method should be made non-const if we want to not be const. |
- // See bug #234. |
- return const_cast<CPDF_Array*>(this); |
-} |
- |
-bool CPDF_Array::IsArray() const { |
- return true; |
-} |
- |
-CPDF_Array* CPDF_Array::AsArray() { |
- return this; |
-} |
- |
-const CPDF_Array* CPDF_Array::AsArray() const { |
- return this; |
-} |
- |
-CPDF_Object* CPDF_Array::Clone(FX_BOOL bDirect) const { |
- CPDF_Array* pCopy = new CPDF_Array(); |
- for (int i = 0; i < GetCount(); i++) { |
- CPDF_Object* value = m_Objects.GetAt(i); |
- pCopy->m_Objects.Add(value->Clone(bDirect)); |
- } |
- return pCopy; |
-} |
- |
-CFX_FloatRect CPDF_Array::GetRect() { |
- CFX_FloatRect rect; |
- if (!IsArray() || m_Objects.GetSize() != 4) |
- return rect; |
- |
- rect.left = GetNumberAt(0); |
- rect.bottom = GetNumberAt(1); |
- rect.right = GetNumberAt(2); |
- rect.top = GetNumberAt(3); |
- return rect; |
-} |
- |
-CFX_Matrix CPDF_Array::GetMatrix() { |
- CFX_Matrix matrix; |
- if (!IsArray() || m_Objects.GetSize() != 6) |
- return matrix; |
- |
- matrix.Set(GetNumberAt(0), GetNumberAt(1), GetNumberAt(2), GetNumberAt(3), |
- GetNumberAt(4), GetNumberAt(5)); |
- return matrix; |
-} |
- |
-CPDF_Object* CPDF_Array::GetElement(FX_DWORD i) const { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return nullptr; |
- return m_Objects.GetAt(i); |
-} |
- |
-CPDF_Object* CPDF_Array::GetElementValue(FX_DWORD i) const { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return nullptr; |
- return m_Objects.GetAt(i)->GetDirect(); |
-} |
- |
-CFX_ByteString CPDF_Array::GetStringAt(FX_DWORD i) const { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return CFX_ByteString(); |
- return m_Objects.GetAt(i)->GetString(); |
-} |
- |
-CFX_ByteStringC CPDF_Array::GetConstStringAt(FX_DWORD i) const { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return CFX_ByteStringC(); |
- return m_Objects.GetAt(i)->GetConstString(); |
-} |
- |
-int CPDF_Array::GetIntegerAt(FX_DWORD i) const { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return 0; |
- return m_Objects.GetAt(i)->GetInteger(); |
-} |
- |
-FX_FLOAT CPDF_Array::GetNumberAt(FX_DWORD i) const { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return 0; |
- return m_Objects.GetAt(i)->GetNumber(); |
-} |
- |
-CPDF_Dictionary* CPDF_Array::GetDictAt(FX_DWORD i) const { |
- CPDF_Object* p = GetElementValue(i); |
- if (!p) |
- return NULL; |
- if (CPDF_Dictionary* pDict = p->AsDictionary()) |
- return pDict; |
- if (CPDF_Stream* pStream = p->AsStream()) |
- return pStream->GetDict(); |
- return NULL; |
-} |
- |
-CPDF_Stream* CPDF_Array::GetStreamAt(FX_DWORD i) const { |
- return ToStream(GetElementValue(i)); |
-} |
- |
-CPDF_Array* CPDF_Array::GetArrayAt(FX_DWORD i) const { |
- return ToArray(GetElementValue(i)); |
-} |
- |
-void CPDF_Array::RemoveAt(FX_DWORD i, int nCount) { |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return; |
- |
- if (nCount <= 0 || nCount > m_Objects.GetSize() - i) |
- return; |
- |
- for (int j = 0; j < nCount; ++j) { |
- if (CPDF_Object* p = m_Objects.GetAt(i + j)) |
- p->Release(); |
- } |
- m_Objects.RemoveAt(i, nCount); |
-} |
- |
-void CPDF_Array::SetAt(FX_DWORD i, |
- CPDF_Object* pObj, |
- CPDF_IndirectObjectHolder* pObjs) { |
- ASSERT(IsArray()); |
- ASSERT(i < (FX_DWORD)m_Objects.GetSize()); |
- if (i >= (FX_DWORD)m_Objects.GetSize()) |
- return; |
- if (CPDF_Object* pOld = m_Objects.GetAt(i)) |
- pOld->Release(); |
- if (pObj->GetObjNum()) { |
- ASSERT(pObjs); |
- pObj = new CPDF_Reference(pObjs, pObj->GetObjNum()); |
- } |
- m_Objects.SetAt(i, pObj); |
-} |
- |
-void CPDF_Array::InsertAt(FX_DWORD index, |
- CPDF_Object* pObj, |
- CPDF_IndirectObjectHolder* pObjs) { |
- if (pObj->GetObjNum()) { |
- ASSERT(pObjs); |
- pObj = new CPDF_Reference(pObjs, pObj->GetObjNum()); |
- } |
- m_Objects.InsertAt(index, pObj); |
-} |
- |
-void CPDF_Array::Add(CPDF_Object* pObj, CPDF_IndirectObjectHolder* pObjs) { |
- if (pObj->GetObjNum()) { |
- ASSERT(pObjs); |
- pObj = new CPDF_Reference(pObjs, pObj->GetObjNum()); |
- } |
- m_Objects.Add(pObj); |
-} |
- |
-void CPDF_Array::AddName(const CFX_ByteString& str) { |
- ASSERT(IsArray()); |
- Add(new CPDF_Name(str)); |
-} |
- |
-void CPDF_Array::AddString(const CFX_ByteString& str) { |
- ASSERT(IsArray()); |
- Add(new CPDF_String(str, FALSE)); |
-} |
- |
-void CPDF_Array::AddInteger(int i) { |
- ASSERT(IsArray()); |
- Add(new CPDF_Number(i)); |
-} |
- |
-void CPDF_Array::AddNumber(FX_FLOAT f) { |
- ASSERT(IsArray()); |
- CPDF_Number* pNumber = new CPDF_Number(f); |
- Add(pNumber); |
-} |
- |
-void CPDF_Array::AddReference(CPDF_IndirectObjectHolder* pDoc, |
- FX_DWORD objnum) { |
- ASSERT(IsArray()); |
- Add(new CPDF_Reference(pDoc, objnum)); |
-} |
- |
-CPDF_Dictionary::CPDF_Dictionary() {} |
- |
-CPDF_Dictionary::~CPDF_Dictionary() { |
- for (const auto& it : m_Map) { |
- it.second->Release(); |
- } |
-} |
- |
-CPDF_Object::Type CPDF_Dictionary::GetType() const { |
- return DICTIONARY; |
-} |
- |
-CPDF_Dictionary* CPDF_Dictionary::GetDict() const { |
- // The method should be made non-const if we want to not be const. |
- // See bug #234. |
- return const_cast<CPDF_Dictionary*>(this); |
-} |
- |
-bool CPDF_Dictionary::IsDictionary() const { |
- return true; |
-} |
- |
-CPDF_Dictionary* CPDF_Dictionary::AsDictionary() { |
- return this; |
-} |
- |
-const CPDF_Dictionary* CPDF_Dictionary::AsDictionary() const { |
- return this; |
-} |
- |
-CPDF_Object* CPDF_Dictionary::Clone(FX_BOOL bDirect) const { |
- CPDF_Dictionary* pCopy = new CPDF_Dictionary(); |
- for (const auto& it : *this) |
- pCopy->m_Map.insert(std::make_pair(it.first, it.second->Clone(bDirect))); |
- return pCopy; |
-} |
- |
-CPDF_Object* CPDF_Dictionary::GetElement(const CFX_ByteStringC& key) const { |
- auto it = m_Map.find(key); |
- if (it == m_Map.end()) |
- return nullptr; |
- return it->second; |
-} |
-CPDF_Object* CPDF_Dictionary::GetElementValue( |
- const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElement(key); |
- return p ? p->GetDirect() : nullptr; |
-} |
- |
-CFX_ByteString CPDF_Dictionary::GetStringBy(const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetString(); |
- } |
- return CFX_ByteString(); |
-} |
- |
-CFX_ByteStringC CPDF_Dictionary::GetConstStringBy( |
- const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetConstString(); |
- } |
- return CFX_ByteStringC(); |
-} |
- |
-CFX_WideString CPDF_Dictionary::GetUnicodeTextBy( |
- const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElement(key); |
- if (CPDF_Reference* pRef = ToReference(p)) |
- p = pRef->GetDirect(); |
- return p ? p->GetUnicodeText() : CFX_WideString(); |
-} |
- |
-CFX_ByteString CPDF_Dictionary::GetStringBy(const CFX_ByteStringC& key, |
- const CFX_ByteStringC& def) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetString(); |
- } |
- return CFX_ByteString(def); |
-} |
- |
-CFX_ByteStringC CPDF_Dictionary::GetConstStringBy( |
- const CFX_ByteStringC& key, |
- const CFX_ByteStringC& def) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetConstString(); |
- } |
- return CFX_ByteStringC(def); |
-} |
- |
-int CPDF_Dictionary::GetIntegerBy(const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetInteger(); |
- } |
- return 0; |
-} |
- |
-int CPDF_Dictionary::GetIntegerBy(const CFX_ByteStringC& key, int def) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetInteger(); |
- } |
- return def; |
-} |
- |
-FX_FLOAT CPDF_Dictionary::GetNumberBy(const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElement(key); |
- if (p) { |
- return p->GetNumber(); |
- } |
- return 0; |
-} |
- |
-FX_BOOL CPDF_Dictionary::GetBooleanBy(const CFX_ByteStringC& key, |
- FX_BOOL bDefault) const { |
- CPDF_Object* p = GetElement(key); |
- if (ToBoolean(p)) |
- return p->GetInteger(); |
- return bDefault; |
-} |
- |
-CPDF_Dictionary* CPDF_Dictionary::GetDictBy(const CFX_ByteStringC& key) const { |
- CPDF_Object* p = GetElementValue(key); |
- if (!p) |
- return nullptr; |
- if (CPDF_Dictionary* pDict = p->AsDictionary()) |
- return pDict; |
- if (CPDF_Stream* pStream = p->AsStream()) |
- return pStream->GetDict(); |
- return nullptr; |
-} |
- |
-CPDF_Array* CPDF_Dictionary::GetArrayBy(const CFX_ByteStringC& key) const { |
- return ToArray(GetElementValue(key)); |
-} |
- |
-CPDF_Stream* CPDF_Dictionary::GetStreamBy(const CFX_ByteStringC& key) const { |
- return ToStream(GetElementValue(key)); |
-} |
- |
-CFX_FloatRect CPDF_Dictionary::GetRectBy(const CFX_ByteStringC& key) const { |
- CFX_FloatRect rect; |
- CPDF_Array* pArray = GetArrayBy(key); |
- if (pArray) |
- rect = pArray->GetRect(); |
- return rect; |
-} |
- |
-CFX_Matrix CPDF_Dictionary::GetMatrixBy(const CFX_ByteStringC& key) const { |
- CFX_Matrix matrix; |
- CPDF_Array* pArray = GetArrayBy(key); |
- if (pArray) |
- matrix = pArray->GetMatrix(); |
- return matrix; |
-} |
- |
-FX_BOOL CPDF_Dictionary::KeyExist(const CFX_ByteStringC& key) const { |
- return pdfium::ContainsKey(m_Map, key); |
-} |
- |
-bool CPDF_Dictionary::IsSignatureDict() const { |
- CPDF_Object* pType = GetElementValue("Type"); |
- if (!pType) |
- pType = GetElementValue("FT"); |
- return pType && pType->GetString() == "Sig"; |
-} |
- |
-void CPDF_Dictionary::SetAt(const CFX_ByteStringC& key, CPDF_Object* pObj) { |
- ASSERT(IsDictionary()); |
- // Avoid 2 constructions of CFX_ByteString. |
- CFX_ByteString key_bytestring = key; |
- auto it = m_Map.find(key_bytestring); |
- if (it == m_Map.end()) { |
- if (pObj) { |
- m_Map.insert(std::make_pair(key_bytestring, pObj)); |
- } |
- return; |
- } |
- |
- if (it->second == pObj) |
- return; |
- it->second->Release(); |
- |
- if (pObj) |
- it->second = pObj; |
- else |
- m_Map.erase(it); |
-} |
- |
-void CPDF_Dictionary::RemoveAt(const CFX_ByteStringC& key) { |
- auto it = m_Map.find(key); |
- if (it == m_Map.end()) |
- return; |
- |
- it->second->Release(); |
- m_Map.erase(it); |
-} |
- |
-void CPDF_Dictionary::ReplaceKey(const CFX_ByteStringC& oldkey, |
- const CFX_ByteStringC& newkey) { |
- auto old_it = m_Map.find(oldkey); |
- if (old_it == m_Map.end()) |
- return; |
- |
- // Avoid 2 constructions of CFX_ByteString. |
- CFX_ByteString newkey_bytestring = newkey; |
- auto new_it = m_Map.find(newkey_bytestring); |
- if (new_it == old_it) |
- return; |
- |
- if (new_it != m_Map.end()) { |
- new_it->second->Release(); |
- new_it->second = old_it->second; |
- } else { |
- m_Map.insert(std::make_pair(newkey_bytestring, old_it->second)); |
- } |
- m_Map.erase(old_it); |
-} |
- |
-void CPDF_Dictionary::SetAtInteger(const CFX_ByteStringC& key, int i) { |
- SetAt(key, new CPDF_Number(i)); |
-} |
- |
-void CPDF_Dictionary::SetAtName(const CFX_ByteStringC& key, |
- const CFX_ByteString& name) { |
- SetAt(key, new CPDF_Name(name)); |
-} |
- |
-void CPDF_Dictionary::SetAtString(const CFX_ByteStringC& key, |
- const CFX_ByteString& str) { |
- SetAt(key, new CPDF_String(str, FALSE)); |
-} |
- |
-void CPDF_Dictionary::SetAtReference(const CFX_ByteStringC& key, |
- CPDF_IndirectObjectHolder* pDoc, |
- FX_DWORD objnum) { |
- SetAt(key, new CPDF_Reference(pDoc, objnum)); |
-} |
- |
-void CPDF_Dictionary::AddReference(const CFX_ByteStringC& key, |
- CPDF_IndirectObjectHolder* pDoc, |
- FX_DWORD objnum) { |
- SetAt(key, new CPDF_Reference(pDoc, objnum)); |
-} |
- |
-void CPDF_Dictionary::SetAtNumber(const CFX_ByteStringC& key, FX_FLOAT f) { |
- CPDF_Number* pNumber = new CPDF_Number(f); |
- SetAt(key, pNumber); |
-} |
- |
-void CPDF_Dictionary::SetAtBoolean(const CFX_ByteStringC& key, FX_BOOL bValue) { |
- SetAt(key, new CPDF_Boolean(bValue)); |
-} |
- |
-void CPDF_Dictionary::SetAtRect(const CFX_ByteStringC& key, |
- const CFX_FloatRect& rect) { |
- CPDF_Array* pArray = new CPDF_Array; |
- pArray->AddNumber(rect.left); |
- pArray->AddNumber(rect.bottom); |
- pArray->AddNumber(rect.right); |
- pArray->AddNumber(rect.top); |
- SetAt(key, pArray); |
-} |
- |
-void CPDF_Dictionary::SetAtMatrix(const CFX_ByteStringC& key, |
- const CFX_Matrix& matrix) { |
- CPDF_Array* pArray = new CPDF_Array; |
- pArray->AddNumber(matrix.a); |
- pArray->AddNumber(matrix.b); |
- pArray->AddNumber(matrix.c); |
- pArray->AddNumber(matrix.d); |
- pArray->AddNumber(matrix.e); |
- pArray->AddNumber(matrix.f); |
- SetAt(key, pArray); |
-} |
- |
-CPDF_Stream::CPDF_Stream(uint8_t* pData, FX_DWORD size, CPDF_Dictionary* pDict) |
- : m_pDict(pDict), |
- m_dwSize(size), |
- m_GenNum(kMemoryBasedGenNum), |
- m_pDataBuf(pData) {} |
- |
-CPDF_Stream::~CPDF_Stream() { |
- if (IsMemoryBased()) |
- FX_Free(m_pDataBuf); |
- |
- if (m_pDict) |
- m_pDict->Release(); |
-} |
- |
-CPDF_Object::Type CPDF_Stream::GetType() const { |
- return STREAM; |
-} |
- |
-CPDF_Dictionary* CPDF_Stream::GetDict() const { |
- return m_pDict; |
-} |
- |
-bool CPDF_Stream::IsStream() const { |
- return true; |
-} |
- |
-CPDF_Stream* CPDF_Stream::AsStream() { |
- return this; |
-} |
- |
-const CPDF_Stream* CPDF_Stream::AsStream() const { |
- return this; |
-} |
- |
-void CPDF_Stream::InitStreamInternal(CPDF_Dictionary* pDict) { |
- if (pDict) { |
- if (m_pDict) |
- m_pDict->Release(); |
- m_pDict = pDict; |
- } |
- if (IsMemoryBased()) |
- FX_Free(m_pDataBuf); |
- |
- m_GenNum = 0; |
- m_pFile = nullptr; |
-} |
- |
-void CPDF_Stream::InitStream(uint8_t* pData, |
- FX_DWORD size, |
- CPDF_Dictionary* pDict) { |
- InitStreamInternal(pDict); |
- m_GenNum = kMemoryBasedGenNum; |
- m_pDataBuf = FX_Alloc(uint8_t, size); |
- if (pData) { |
- FXSYS_memcpy(m_pDataBuf, pData, size); |
- } |
- m_dwSize = size; |
- if (m_pDict) { |
- m_pDict->SetAtInteger("Length", size); |
- } |
-} |
- |
-CPDF_Object* CPDF_Stream::Clone(FX_BOOL bDirect) const { |
- CPDF_StreamAcc acc; |
- acc.LoadAllData(this, TRUE); |
- FX_DWORD streamSize = acc.GetSize(); |
- CPDF_Dictionary* pDict = GetDict(); |
- if (pDict) { |
- pDict = ToDictionary(pDict->Clone(bDirect)); |
- } |
- return new CPDF_Stream(acc.DetachData(), streamSize, pDict); |
-} |
- |
-void CPDF_Stream::SetData(const uint8_t* pData, |
- FX_DWORD size, |
- FX_BOOL bCompressed, |
- FX_BOOL bKeepBuf) { |
- if (IsMemoryBased()) |
- FX_Free(m_pDataBuf); |
- m_GenNum = kMemoryBasedGenNum; |
- |
- if (bKeepBuf) { |
- m_pDataBuf = const_cast<uint8_t*>(pData); |
- } else { |
- m_pDataBuf = FX_Alloc(uint8_t, size); |
- if (pData) { |
- FXSYS_memcpy(m_pDataBuf, pData, size); |
- } |
- } |
- m_dwSize = size; |
- if (!m_pDict) |
- m_pDict = new CPDF_Dictionary; |
- m_pDict->SetAtInteger("Length", size); |
- if (!bCompressed) { |
- m_pDict->RemoveAt("Filter"); |
- m_pDict->RemoveAt("DecodeParms"); |
- } |
-} |
- |
-FX_BOOL CPDF_Stream::ReadRawData(FX_FILESIZE offset, |
- uint8_t* buf, |
- FX_DWORD size) const { |
- if (!IsMemoryBased() && m_pFile) |
- return m_pFile->ReadBlock(buf, offset, size); |
- |
- if (m_pDataBuf) |
- FXSYS_memcpy(buf, m_pDataBuf + offset, size); |
- return TRUE; |
-} |
-void CPDF_Stream::InitStreamFromFile(IFX_FileRead* pFile, |
- CPDF_Dictionary* pDict) { |
- InitStreamInternal(pDict); |
- m_pFile = pFile; |
- m_dwSize = (FX_DWORD)pFile->GetSize(); |
- if (m_pDict) { |
- m_pDict->SetAtInteger("Length", m_dwSize); |
- } |
-} |
- |
-CFX_WideString CPDF_Stream::GetUnicodeText() const { |
- CPDF_StreamAcc stream; |
- stream.LoadAllData(this, FALSE); |
- return PDF_DecodeText(stream.GetData(), stream.GetSize()); |
-} |
- |
-CPDF_StreamAcc::CPDF_StreamAcc() { |
- m_bNewBuf = FALSE; |
- m_pData = NULL; |
- m_dwSize = 0; |
- m_pImageParam = NULL; |
- m_pStream = NULL; |
- m_pSrcData = NULL; |
-} |
-void CPDF_StreamAcc::LoadAllData(const CPDF_Stream* pStream, |
- FX_BOOL bRawAccess, |
- FX_DWORD estimated_size, |
- FX_BOOL bImageAcc) { |
- if (!pStream) |
- return; |
- |
- m_pStream = pStream; |
- if (pStream->IsMemoryBased() && |
- (!pStream->GetDict()->KeyExist("Filter") || bRawAccess)) { |
- m_dwSize = pStream->GetRawSize(); |
- m_pData = pStream->GetRawData(); |
- return; |
- } |
- uint8_t* pSrcData; |
- FX_DWORD dwSrcSize = pStream->GetRawSize(); |
- if (dwSrcSize == 0) |
- return; |
- |
- if (!pStream->IsMemoryBased()) { |
- pSrcData = m_pSrcData = FX_Alloc(uint8_t, dwSrcSize); |
- if (!pStream->ReadRawData(0, pSrcData, dwSrcSize)) |
- return; |
- } else { |
- pSrcData = pStream->GetRawData(); |
- } |
- uint8_t* pDecryptedData = pSrcData; |
- FX_DWORD dwDecryptedSize = dwSrcSize; |
- if (!pStream->GetDict()->KeyExist("Filter") || bRawAccess) { |
- m_pData = pDecryptedData; |
- m_dwSize = dwDecryptedSize; |
- } else { |
- FX_BOOL bRet = PDF_DataDecode( |
- pDecryptedData, dwDecryptedSize, m_pStream->GetDict(), m_pData, |
- m_dwSize, m_ImageDecoder, m_pImageParam, estimated_size, bImageAcc); |
- if (!bRet) { |
- m_pData = pDecryptedData; |
- m_dwSize = dwDecryptedSize; |
- } |
- } |
- if (pSrcData != pStream->GetRawData() && pSrcData != m_pData) { |
- FX_Free(pSrcData); |
- } |
- if (pDecryptedData != pSrcData && pDecryptedData != m_pData) { |
- FX_Free(pDecryptedData); |
- } |
- m_pSrcData = NULL; |
- m_bNewBuf = m_pData != pStream->GetRawData(); |
-} |
- |
-CPDF_StreamAcc::~CPDF_StreamAcc() { |
- if (m_bNewBuf) { |
- FX_Free(m_pData); |
- } |
- FX_Free(m_pSrcData); |
-} |
- |
-const uint8_t* CPDF_StreamAcc::GetData() const { |
- if (m_bNewBuf) { |
- return m_pData; |
- } |
- if (!m_pStream) { |
- return NULL; |
- } |
- return m_pStream->GetRawData(); |
-} |
- |
-FX_DWORD CPDF_StreamAcc::GetSize() const { |
- if (m_bNewBuf) { |
- return m_dwSize; |
- } |
- if (!m_pStream) { |
- return 0; |
- } |
- return m_pStream->GetRawSize(); |
-} |
- |
-uint8_t* CPDF_StreamAcc::DetachData() { |
- if (m_bNewBuf) { |
- uint8_t* p = m_pData; |
- m_pData = NULL; |
- m_dwSize = 0; |
- return p; |
- } |
- uint8_t* p = FX_Alloc(uint8_t, m_dwSize); |
- FXSYS_memcpy(p, m_pData, m_dwSize); |
- return p; |
-} |
- |
-CPDF_Object::Type CPDF_Null::GetType() const { |
- return NULLOBJ; |
-} |
- |
-CPDF_Object* CPDF_Null::Clone(FX_BOOL bDirect) const { |
- return new CPDF_Null; |
-} |
- |
-CPDF_Reference::~CPDF_Reference() {} |
- |
-CPDF_Object::Type CPDF_Reference::GetType() const { |
- return REFERENCE; |
-} |
- |
-CFX_ByteString CPDF_Reference::GetString() const { |
- CPDF_Object* obj = SafeGetDirect(); |
- return obj ? obj->GetString() : CFX_ByteString(); |
-} |
- |
-CFX_ByteStringC CPDF_Reference::GetConstString() const { |
- CPDF_Object* obj = SafeGetDirect(); |
- return obj ? obj->GetConstString() : CFX_ByteStringC(); |
-} |
- |
-FX_FLOAT CPDF_Reference::GetNumber() const { |
- CPDF_Object* obj = SafeGetDirect(); |
- return obj ? obj->GetNumber() : 0; |
-} |
- |
-int CPDF_Reference::GetInteger() const { |
- CPDF_Object* obj = SafeGetDirect(); |
- return obj ? obj->GetInteger() : 0; |
-} |
- |
-CPDF_Dictionary* CPDF_Reference::GetDict() const { |
- CPDF_Object* obj = SafeGetDirect(); |
- return obj ? obj->GetDict() : nullptr; |
-} |
- |
-bool CPDF_Reference::IsReference() const { |
- return true; |
-} |
- |
-CPDF_Reference* CPDF_Reference::AsReference() { |
- return this; |
-} |
- |
-const CPDF_Reference* CPDF_Reference::AsReference() const { |
- return this; |
-} |
- |
-CPDF_Object* CPDF_Reference::Clone(FX_BOOL bDirect) const { |
- if (bDirect) { |
- auto* pDirect = GetDirect(); |
- return pDirect ? pDirect->Clone(TRUE) : nullptr; |
- } |
- return new CPDF_Reference(m_pObjList, m_RefObjNum); |
-} |
- |
-void CPDF_Reference::SetRef(CPDF_IndirectObjectHolder* pDoc, FX_DWORD objnum) { |
- m_pObjList = pDoc; |
- m_RefObjNum = objnum; |
-} |
- |
-CPDF_Object* CPDF_Reference::GetDirect() const { |
- return m_pObjList ? m_pObjList->GetIndirectObject(m_RefObjNum) : nullptr; |
-} |
- |
-CPDF_IndirectObjectHolder::CPDF_IndirectObjectHolder(CPDF_Parser* pParser) |
- : m_pParser(pParser), m_LastObjNum(0) { |
- if (pParser) |
- m_LastObjNum = m_pParser->GetLastObjNum(); |
-} |
- |
-CPDF_IndirectObjectHolder::~CPDF_IndirectObjectHolder() { |
- for (const auto& pair : m_IndirectObjs) { |
- pair.second->Destroy(); |
- } |
-} |
- |
-CPDF_Object* CPDF_IndirectObjectHolder::GetIndirectObject(FX_DWORD objnum) { |
- if (objnum == 0) |
- return nullptr; |
- |
- auto it = m_IndirectObjs.find(objnum); |
- if (it != m_IndirectObjs.end()) |
- return it->second->GetObjNum() != -1 ? it->second : nullptr; |
- |
- if (!m_pParser) |
- return nullptr; |
- |
- CPDF_Object* pObj = m_pParser->ParseIndirectObject(this, objnum); |
- if (!pObj) |
- return nullptr; |
- |
- pObj->m_ObjNum = objnum; |
- m_LastObjNum = std::max(m_LastObjNum, objnum); |
- if (m_IndirectObjs[objnum]) |
- m_IndirectObjs[objnum]->Destroy(); |
- |
- m_IndirectObjs[objnum] = pObj; |
- return pObj; |
-} |
- |
-FX_DWORD CPDF_IndirectObjectHolder::AddIndirectObject(CPDF_Object* pObj) { |
- if (pObj->m_ObjNum) { |
- return pObj->m_ObjNum; |
- } |
- m_LastObjNum++; |
- m_IndirectObjs[m_LastObjNum] = pObj; |
- pObj->m_ObjNum = m_LastObjNum; |
- return m_LastObjNum; |
-} |
- |
-void CPDF_IndirectObjectHolder::ReleaseIndirectObject(FX_DWORD objnum) { |
- auto it = m_IndirectObjs.find(objnum); |
- if (it == m_IndirectObjs.end() || it->second->GetObjNum() == -1) |
- return; |
- it->second->Destroy(); |
- m_IndirectObjs.erase(it); |
-} |
- |
-FX_BOOL CPDF_IndirectObjectHolder::InsertIndirectObject(FX_DWORD objnum, |
- CPDF_Object* pObj) { |
- if (!objnum || !pObj) |
- return FALSE; |
- auto it = m_IndirectObjs.find(objnum); |
- if (it != m_IndirectObjs.end()) { |
- if (pObj->GetGenNum() <= it->second->GetGenNum()) { |
- pObj->Destroy(); |
- return FALSE; |
- } |
- it->second->Destroy(); |
- } |
- pObj->m_ObjNum = objnum; |
- m_IndirectObjs[objnum] = pObj; |
- m_LastObjNum = std::max(m_LastObjNum, objnum); |
- return TRUE; |
-} |