From 99ffdb0b9b488d743331646dc410f26b71e1f037 Mon Sep 17 00:00:00 2001 From: Tom Sepez Date: Tue, 26 Jan 2016 14:51:21 -0800 Subject: Fix DOS newlines R=thestig@chromium.org Review URL: https://codereview.chromium.org/1636873004 . --- xfa/src/fgas/include/fx_utl.h | 1448 ++++++++++++++++++++--------------------- 1 file changed, 724 insertions(+), 724 deletions(-) (limited to 'xfa/src/fgas/include/fx_utl.h') diff --git a/xfa/src/fgas/include/fx_utl.h b/xfa/src/fgas/include/fx_utl.h index f65aa994ea..0e4a35a651 100644 --- a/xfa/src/fgas/include/fx_utl.h +++ b/xfa/src/fgas/include/fx_utl.h @@ -1,724 +1,724 @@ -// 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 _FX_UTILS -#define _FX_UTILS - -#include "fx_mem.h" -#include "core/include/fxcrt/fx_coordinates.h" // For CFX_Rect. - -class CFX_ThreadLock; -class CFX_BaseArray; -template -class CFX_BaseArrayTemplate; -template -class CFX_ObjectBaseArrayTemplate; -class CFX_BaseMassArray; -class CFX_BaseMassArrayImp; -template -class CFX_MassArrayTemplate; -template -class CFX_ObjectMassArrayTemplate; -class CFX_BaseDiscreteArray; -template -class CFX_DiscreteArrayTemplate; -class CFX_BaseStack; -template -class CFX_StackTemplate; -template -class CFX_ObjectStackTemplate; -template -class CFX_CPLTreeNode; -template -class CFX_CPLTree; -class FX_BASEARRAYDATA; - -class CFX_ThreadLock { - public: - CFX_ThreadLock(); - virtual ~CFX_ThreadLock(); - void Lock(); - void Unlock(); -}; -class CFX_BaseArray : public CFX_Target { - protected: - CFX_BaseArray(int32_t iGrowSize, int32_t iBlockSize); - ~CFX_BaseArray(); - int32_t GetSize() const; - int32_t GetBlockSize() const; - uint8_t* AddSpaceTo(int32_t index); - uint8_t* GetAt(int32_t index) const; - uint8_t* GetBuffer() const; - int32_t Append(const CFX_BaseArray& src, - int32_t iStart = 0, - int32_t iCount = -1); - int32_t Copy(const CFX_BaseArray& src, - int32_t iStart = 0, - int32_t iCount = -1); - int32_t RemoveLast(int32_t iCount = -1); - void RemoveAll(FX_BOOL bLeaveMemory = FALSE); - - FX_BASEARRAYDATA* m_pData; -}; -template -class CFX_BaseArrayTemplate : public CFX_BaseArray { - public: - CFX_BaseArrayTemplate(int32_t iGrowSize = 100) - : CFX_BaseArray(iGrowSize, sizeof(baseType)) {} - CFX_BaseArrayTemplate(int32_t iGrowSize, int32_t iBlockSize) - : CFX_BaseArray(iGrowSize, iBlockSize) {} - int32_t GetSize() const { return CFX_BaseArray::GetSize(); } - int32_t GetBlockSize() const { return CFX_BaseArray::GetBlockSize(); } - baseType* AddSpace() { - return (baseType*)CFX_BaseArray::AddSpaceTo(CFX_BaseArray::GetSize()); - } - int32_t Add(const baseType& element) { - int32_t index = CFX_BaseArray::GetSize(); - *(baseType*)CFX_BaseArray::AddSpaceTo(index) = element; - return index; - } - baseType* GetBuffer() const { return (baseType*)CFX_BaseArray::GetBuffer(); } - baseType& GetAt(int32_t index) const { - return *(baseType*)CFX_BaseArray::GetAt(index); - } - baseType* GetPtrAt(int32_t index) const { - return (baseType*)CFX_BaseArray::GetAt(index); - } - void SetAt(int32_t index, const baseType& element) { - *(baseType*)CFX_BaseArray::GetAt(index) = element; - } - void SetAtGrow(int32_t index, const baseType& element) { - *(baseType*)CFX_BaseArray::AddSpaceTo(index) = element; - } - int32_t Append(const CFX_BaseArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - return CFX_BaseArray::Append(src, iStart, iCount); - } - int32_t Copy(const CFX_BaseArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - return CFX_BaseArray::Copy(src, iStart, iCount); - } - int32_t RemoveLast(int32_t iCount = -1) { - return CFX_BaseArray::RemoveLast(iCount); - } - void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { - CFX_BaseArray::RemoveAll(bLeaveMemory); - } -}; -typedef CFX_BaseArrayTemplate CFDE_PtrArray; -typedef CFX_BaseArrayTemplate CFDE_DWordArray; -typedef CFX_BaseArrayTemplate CFDE_WordArray; -template -class CFX_ObjectBaseArrayTemplate : public CFX_BaseArray { - public: - CFX_ObjectBaseArrayTemplate(int32_t iGrowSize = 100) - : CFX_BaseArray(iGrowSize, sizeof(baseType)) {} - ~CFX_ObjectBaseArrayTemplate() { RemoveAll(FALSE); } - int32_t GetSize() const { return CFX_BaseArray::GetSize(); } - int32_t GetBlockSize() const { return CFX_BaseArray::GetBlockSize(); } - int32_t Add(const baseType& element) { - int32_t index = CFX_BaseArray::GetSize(); - baseType* p = (baseType*)CFX_BaseArray::AddSpaceTo(index); - new ((void*)p) baseType(element); - return index; - } - baseType& GetAt(int32_t index) const { - return *(baseType*)CFX_BaseArray::GetAt(index); - } - baseType* GetPtrAt(int32_t index) const { - return (baseType*)CFX_BaseArray::GetAt(index); - } - int32_t Append(const CFX_ObjectBaseArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - FXSYS_assert(GetBlockSize() == src.GetBlockSize()); - if (iCount == 0) { - return 0; - } - int32_t iSize = src.GetSize(); - FXSYS_assert(iStart > -1 && iStart < iSize); - if (iCount < 0) { - iCount = iSize; - } - if (iStart + iCount > iSize) { - iCount = iSize - iStart; - } - if (iCount < 1) { - return 0; - } - iSize = CFX_BaseArray::GetSize(); - CFX_BaseArray::AddSpaceTo(iSize + iCount - 1); - uint8_t** pStart = CFX_BaseArray::GetAt(iSize); - int32_t iBlockSize = CFX_BaseArray::GetBlockSize(); - iSize = iStart + iCount; - for (int32_t i = iStart; i < iSize; i++) { - FXTARGET_NewWith((void*)pStart) baseType(src.GetAt(i)); - pStart += iBlockSize; - } - return iCount; - } - int32_t Copy(const CFX_ObjectBaseArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - FXSYS_assert(GetBlockSize() == src.GetBlockSize()); - if (iCount == 0) { - return 0; - } - int32_t iSize = src.GetSize(); - FXSYS_assert(iStart > -1 && iStart < iSize); - if (iCount < 0) { - iCount = iSize; - } - if (iStart + iCount > iSize) { - iCount = iSize - iStart; - } - if (iCount < 1) { - return 0; - } - RemoveAll(TRUE); - CFX_BaseArray::AddSpaceTo(iCount - 1); - uint8_t** pStart = CFX_BaseArray::GetAt(0); - int32_t iBlockSize = CFX_BaseArray::GetBlockSize(); - iSize = iStart + iCount; - for (int32_t i = iStart; i < iSize; i++) { - new ((void*)pStart) baseType(src.GetAt(i)); - pStart += iBlockSize; - } - return iCount; - } - int32_t RemoveLast(int32_t iCount = -1) { - int32_t iSize = CFX_BaseArray::GetSize(); - if (iCount < 0 || iCount > iSize) { - iCount = iSize; - } - if (iCount == 0) { - return iSize; - } - for (int32_t i = iSize - iCount; i < iSize; i++) { - ((baseType*)GetPtrAt(i))->~baseType(); - } - return CFX_BaseArray::RemoveLast(iCount); - } - void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { - int32_t iSize = CFX_BaseArray::GetSize(); - for (int32_t i = 0; i < iSize; i++) { - ((baseType*)GetPtrAt(i))->~baseType(); - } - CFX_BaseArray::RemoveAll(bLeaveMemory); - } -}; -class CFX_BaseMassArray : public CFX_Target { - protected: - CFX_BaseMassArray(int32_t iChunkSize, int32_t iBlockSize); - ~CFX_BaseMassArray(); - int32_t GetSize() const; - uint8_t* AddSpaceTo(int32_t index); - uint8_t* GetAt(int32_t index) const; - int32_t Append(const CFX_BaseMassArray& src, - int32_t iStart = 0, - int32_t iCount = -1); - int32_t Copy(const CFX_BaseMassArray& src, - int32_t iStart = 0, - int32_t iCount = -1); - int32_t RemoveLast(int32_t iCount = -1); - void RemoveAll(FX_BOOL bLeaveMemory = FALSE); - CFX_BaseMassArrayImp* m_pData; -}; -template -class CFX_MassArrayTemplate : public CFX_BaseMassArray { - public: - CFX_MassArrayTemplate(int32_t iChunkSize = 100) - : CFX_BaseMassArray(iChunkSize, sizeof(baseType)) {} - CFX_MassArrayTemplate(int32_t iChunkSize, int32_t iBlockSize) - : CFX_BaseMassArray(iChunkSize, iBlockSize) {} - int32_t GetSize() const { return CFX_BaseMassArray::GetSize(); } - baseType* AddSpace() { - return (baseType*)CFX_BaseMassArray::AddSpaceTo( - CFX_BaseMassArray::GetSize()); - } - int32_t Add(const baseType& element) { - int32_t index = CFX_BaseMassArray::GetSize(); - *(baseType*)CFX_BaseMassArray::AddSpaceTo(index) = element; - return index; - } - baseType& GetAt(int32_t index) const { - return *(baseType*)CFX_BaseMassArray::GetAt(index); - } - baseType* GetPtrAt(int32_t index) const { - return (baseType*)CFX_BaseMassArray::GetAt(index); - } - void SetAt(int32_t index, const baseType& element) { - *(baseType*)CFX_BaseMassArray::GetAt(index) = element; - } - void SetAtGrow(int32_t index, const baseType& element) { - *(baseType*)CFX_BaseMassArray::AddSpaceTo(index) = element; - } - int32_t Append(const CFX_MassArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - return CFX_BaseMassArray::Append(src, iStart, iCount); - } - int32_t Copy(const CFX_MassArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - return CFX_BaseMassArray::Copy(src, iStart, iCount); - } - int32_t RemoveLast(int32_t iCount = -1) { - return CFX_BaseMassArray::RemoveLast(iCount); - } - void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { - CFX_BaseMassArray::RemoveAll(bLeaveMemory); - } -}; -typedef CFX_MassArrayTemplate CFX_PtrMassArray; -typedef CFX_MassArrayTemplate CFX_Int32MassArray; -typedef CFX_MassArrayTemplate CFX_DWordMassArray; -typedef CFX_MassArrayTemplate CFX_WordMassArray; -typedef CFX_MassArrayTemplate CFX_RectMassArray; -typedef CFX_MassArrayTemplate CFX_RectFMassArray; -template -class CFX_ObjectMassArrayTemplate : public CFX_BaseMassArray { - public: - CFX_ObjectMassArrayTemplate(int32_t iChunkSize = 100) - : CFX_BaseMassArray(iChunkSize, sizeof(baseType)) {} - ~CFX_ObjectMassArrayTemplate() { RemoveAll(FALSE); } - int32_t GetSize() const { return CFX_BaseMassArray::GetSize(); } - int32_t Add(const baseType& element) { - int32_t index = CFX_BaseMassArray::GetSize(); - baseType* p = (baseType*)CFX_BaseMassArray::AddSpaceTo(index); - new ((void*)p) baseType(element); - return index; - } - baseType& GetAt(int32_t index) const { - return *(baseType*)CFX_BaseMassArray::GetAt(index); - } - baseType* GetPtrAt(int32_t index) const { - return (baseType*)CFX_BaseMassArray::GetAt(index); - } - int32_t Append(const CFX_ObjectMassArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - if (iCount == 0) { - return CFX_BaseMassArray::GetSize(); - } - int32_t iSize = src.GetSize(); - FXSYS_assert(iStart > -1 && iStart < iSize); - if (iCount < 0) { - iCount = iSize; - } - int32_t iEnd = iStart + iCount; - if (iEnd > iSize) { - iEnd = iSize; - } - for (int32_t i = iStart; i < iEnd; i++) { - Add(src.GetAt(i)); - } - return CFX_BaseMassArray::GetSize(); - } - int32_t Copy(const CFX_ObjectMassArrayTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - if (iCount == 0) { - return CFX_BaseMassArray::GetSize(); - } - int32_t iSize = src.GetSize(); - FXSYS_assert(iStart > -1 && iStart < iSize); - if (iCount < 0) { - iCount = iSize; - } - int32_t iEnd = iStart + iCount; - if (iEnd > iSize) { - iEnd = iSize; - } - RemoveAll(TRUE); - for (int32_t i = iStart; i < iEnd; i++) { - Add(src.GetAt(i)); - } - return CFX_BaseMassArray::GetSize(); - } - int32_t RemoveLast(int32_t iCount = -1) { - int32_t iSize = CFX_BaseMassArray::GetSize(); - if (iCount < 0 || iCount > iSize) { - iCount = iSize; - } - if (iCount == 0) { - return iSize; - } - for (int32_t i = iSize - iCount; i < iSize; i++) { - ((baseType*)GetPtrAt(i))->~baseType(); - } - return CFX_BaseMassArray::RemoveLast(iCount); - } - void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { - int32_t iSize = CFX_BaseMassArray::GetSize(); - for (int32_t i = 0; i < iSize; i++) { - ((baseType*)GetPtrAt(i))->~baseType(); - } - CFX_BaseMassArray::RemoveAll(bLeaveMemory); - } -}; -class CFX_BaseDiscreteArray : public CFX_Target { - protected: - CFX_BaseDiscreteArray(int32_t iChunkSize, int32_t iBlockSize); - ~CFX_BaseDiscreteArray(); - uint8_t* AddSpaceTo(int32_t index); - uint8_t* GetAt(int32_t index) const; - void RemoveAll(); - void* m_pData; -}; -template -class CFX_DiscreteArrayTemplate : public CFX_BaseDiscreteArray { - public: - CFX_DiscreteArrayTemplate(int32_t iChunkSize = 100) - : CFX_BaseDiscreteArray(iChunkSize, sizeof(baseType)) {} - baseType& GetAt(int32_t index, const baseType& defValue) const { - baseType* p = (baseType*)CFX_BaseDiscreteArray::GetAt(index); - return p == NULL ? (baseType&)defValue : *p; - } - baseType* GetPtrAt(int32_t index) const { - return (baseType*)CFX_BaseDiscreteArray::GetAt(index); - } - void SetAtGrow(int32_t index, const baseType& element) { - *(baseType*)CFX_BaseDiscreteArray::AddSpaceTo(index) = element; - } - void RemoveAll() { CFX_BaseDiscreteArray::RemoveAll(); } -}; -typedef CFX_DiscreteArrayTemplate CFX_PtrDiscreteArray; -typedef CFX_DiscreteArrayTemplate CFX_DWordDiscreteArray; -typedef CFX_DiscreteArrayTemplate CFX_WordDiscreteArray; -class CFX_BaseStack : public CFX_Target { - protected: - CFX_BaseStack(int32_t iChunkSize, int32_t iBlockSize); - ~CFX_BaseStack(); - uint8_t* Push(); - void Pop(); - uint8_t* GetTopElement() const; - int32_t GetSize() const; - uint8_t* GetAt(int32_t index) const; - void RemoveAll(FX_BOOL bLeaveMemory = FALSE); - CFX_BaseMassArrayImp* m_pData; -}; -template -class CFX_StackTemplate : public CFX_BaseStack { - public: - CFX_StackTemplate(int32_t iChunkSize = 100) - : CFX_BaseStack(iChunkSize, sizeof(baseType)) {} - int32_t Push(const baseType& element) { - int32_t index = CFX_BaseStack::GetSize(); - *(baseType*)CFX_BaseStack::Push() = element; - return index; - } - void Pop() { CFX_BaseStack::Pop(); } - baseType* GetTopElement() const { - return (baseType*)CFX_BaseStack::GetTopElement(); - } - int32_t GetSize() const { return CFX_BaseStack::GetSize(); } - baseType* GetAt(int32_t index) const { - return (baseType*)CFX_BaseStack::GetAt(index); - } - void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { - CFX_BaseStack::RemoveAll(bLeaveMemory); - } -}; -typedef CFX_StackTemplate CFX_PtrStack; -typedef CFX_StackTemplate CFX_DWordStack; -typedef CFX_StackTemplate CFX_WordStack; -typedef CFX_StackTemplate CFX_Int32Stack; -template -class CFX_ObjectStackTemplate : public CFX_BaseStack { - public: - CFX_ObjectStackTemplate(int32_t iChunkSize = 100) - : CFX_BaseStack(iChunkSize, sizeof(baseType)) {} - ~CFX_ObjectStackTemplate() { RemoveAll(); } - int32_t Push(const baseType& element) { - int32_t index = CFX_BaseStack::GetSize(); - baseType* p = (baseType*)CFX_BaseStack::Push(); - new ((void*)p) baseType(element); - return index; - } - void Pop() { - baseType* p = (baseType*)CFX_BaseStack::GetTopElement(); - if (p != NULL) { - p->~baseType(); - } - CFX_BaseStack::Pop(); - } - baseType* GetTopElement() const { - return (baseType*)CFX_BaseStack::GetTopElement(); - } - int32_t GetSize() const { return CFX_BaseStack::GetSize(); } - baseType* GetAt(int32_t index) const { - return (baseType*)CFX_BaseStack::GetAt(index); - } - void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { - int32_t iSize = CFX_BaseStack::GetSize(); - for (int32_t i = 0; i < iSize; i++) { - ((baseType*)CFX_BaseStack::GetAt(i))->~baseType(); - } - CFX_BaseStack::RemoveAll(bLeaveMemory); - } - int32_t Copy(const CFX_ObjectStackTemplate& src, - int32_t iStart = 0, - int32_t iCount = -1) { - if (iCount == 0) { - return CFX_BaseStack::GetSize(); - } - int32_t iSize = src.GetSize(); - FXSYS_assert(iStart > -1 && iStart < iSize); - if (iCount < 0) { - iCount = iSize; - } - int32_t iEnd = iStart + iCount; - if (iEnd > iSize) { - iEnd = iSize; - } - RemoveAll(TRUE); - for (int32_t i = iStart; i < iEnd; i++) { - Push(*src.GetAt(i)); - } - return CFX_BaseStack::GetSize(); - } -}; -template -class CFX_CPLTreeNode : public CFX_Target { - public: - typedef CFX_CPLTreeNode CPLTreeNode; - CFX_CPLTreeNode() - : m_pParentNode(NULL), - m_pChildNode(NULL), - m_pPrevNode(NULL), - m_pNextNode(NULL), - m_Data() {} - enum TreeNode { - Root = 0, - Parent, - FirstSibling, - PreviousSibling, - NextSibling, - LastSibling, - FirstNeighbor, - PreviousNeighbor, - NextNeighbor, - LastNeighbor, - FirstChild, - LastChild - }; - CPLTreeNode* GetNode(TreeNode eNode) const { - switch (eNode) { - case Root: { - CPLTreeNode* pParent = (CPLTreeNode*)this; - CPLTreeNode* pTemp; - while ((pTemp = pParent->m_pParentNode) != NULL) { - pParent = pTemp; - } - return pParent; - } - case Parent: - return m_pParentNode; - case FirstSibling: { - CPLTreeNode* pNode = (CPLTreeNode*)this; - CPLTreeNode* pTemp; - while ((pTemp = pNode->m_pPrevNode) != NULL) { - pNode = pTemp; - } - return pNode == (CPLTreeNode*)this ? NULL : pNode; - } - case PreviousSibling: - return m_pPrevNode; - case NextSibling: - return m_pNextNode; - case LastSibling: { - CPLTreeNode* pNode = (CPLTreeNode*)this; - CPLTreeNode* pTemp; - while ((pTemp = pNode->m_pNextNode) != NULL) { - pNode = pTemp; - } - return pNode == (CPLTreeNode*)this ? NULL : pNode; - } - case FirstNeighbor: { - CPLTreeNode* pParent = (CPLTreeNode*)this; - CPLTreeNode* pTemp; - while ((pTemp = pParent->m_pParentNode) != NULL) { - pParent = pTemp; - } - return pParent == (CPLTreeNode*)this ? NULL : pParent; - } - case PreviousNeighbor: { - if (m_pPrevNode == NULL) { - return m_pParentNode; - } - CPLTreeNode* pNode = m_pPrevNode; - CPLTreeNode* pTemp; - while ((pTemp = pNode->m_pChildNode) != NULL) { - pNode = pTemp; - while ((pTemp = pNode->m_pNextNode) != NULL) { - pNode = pTemp; - } - } - return pNode; - } - case NextNeighbor: { - if (m_pChildNode != NULL) { - return m_pChildNode; - } - if (m_pNextNode != NULL) { - return m_pNextNode; - } - CPLTreeNode* pNode = m_pParentNode; - while (pNode != NULL) { - if (pNode->m_pNextNode != NULL) { - return pNode->m_pNextNode; - } - pNode = pNode->m_pParentNode; - } - return NULL; - } - case LastNeighbor: { - CPLTreeNode* pNode = (CPLTreeNode*)this; - CPLTreeNode* pTemp; - while ((pTemp = pNode->m_pParentNode) != NULL) { - pNode = pTemp; - } - while (TRUE) { - CPLTreeNode* pTemp; - while ((pTemp = pNode->m_pNextNode) != NULL) { - pNode = pTemp; - } - if (pNode->m_pChildNode == NULL) { - break; - } - pNode = pNode->m_pChildNode; - } - return pNode == (CPLTreeNode*)this ? NULL : pNode; - } - case FirstChild: - return m_pChildNode; - case LastChild: { - if (m_pChildNode == NULL) { - return NULL; - } - CPLTreeNode* pChild = m_pChildNode; - CPLTreeNode* pTemp; - while ((pTemp = pChild->m_pNextNode) != NULL) { - pChild = pTemp; - } - return pChild; - } - default: - break; - } - return NULL; - } - void SetParentNode(CPLTreeNode* pNode) { m_pParentNode = pNode; } - int32_t CountChildNodes() const { - int32_t iCount = 0; - CPLTreeNode* pNode = m_pChildNode; - while (pNode) { - iCount++; - pNode = pNode->m_pNextNode; - } - return iCount; - } - CPLTreeNode* GetChildNode(int32_t iIndex) const { - int32_t iCount = 0; - CPLTreeNode* pNode = m_pChildNode; - while (pNode) { - if (iIndex == iCount) { - return pNode; - } - iCount++; - pNode = pNode->m_pNextNode; - } - return NULL; - } - int32_t GetNodeIndex() const { - int32_t index = 0; - CPLTreeNode* pNode = m_pPrevNode; - while (pNode != NULL) { - index++; - pNode = pNode->m_pPrevNode; - } - return index; - } - FX_BOOL IsParentNode(const CPLTreeNode* pNode) const { - CPLTreeNode* pParent = m_pParentNode; - while (pParent != NULL) { - if (pParent == pNode) { - return TRUE; - } - pParent = pParent->GetTreeNode(Parent); - } - return FALSE; - } - FX_BOOL IsChildNode(const CPLTreeNode* pNode) const { - if (pNode == NULL) { - return FALSE; - } - return pNode->IsParentNode((const CPLTreeNode*)this); - } - void SetChildNode(CPLTreeNode* pNode) { m_pChildNode = pNode; } - void SetPrevNode(CPLTreeNode* pNode) { m_pPrevNode = pNode; } - void SetNextNode(CPLTreeNode* pNode) { m_pNextNode = pNode; } - int32_t GetNodeLevel() const { - int32_t iLevel = 0; - CPLTreeNode* pNode = (CPLTreeNode*)this; - while ((pNode = pNode->m_pParentNode) != NULL) { - iLevel++; - } - return iLevel; - } - FX_BOOL IsRootNode() const { return m_pParentNode == NULL; } - baseType GetData() const { return m_Data; } - void SetData(baseType data) { m_Data = data; } - - protected: - CPLTreeNode* m_pParentNode; - CPLTreeNode* m_pChildNode; - CPLTreeNode* m_pPrevNode; - CPLTreeNode* m_pNextNode; - baseType m_Data; - friend class CFX_CPLTree; -}; -template -class CFX_CPLTree { - public: - typedef CFX_CPLTreeNode CPLTreeNode; - CFX_CPLTree() : m_Root() {} - ~CFX_CPLTree() { - CPLTreeNode* pNode = m_Root.GetNode(CPLTreeNode::LastNeighbor); - while (pNode != NULL) { - if (pNode->IsRootNode()) { - break; - } - CPLTreeNode* pTemp = pNode->GetNode(CPLTreeNode::PreviousNeighbor); - delete pNode; - pNode = pTemp; - } - } - CPLTreeNode* GetRoot() { return &m_Root; } - CPLTreeNode* AddChild(baseType data, CPLTreeNode* pParent = NULL) { - if (pParent == NULL) { - pParent = &m_Root; - } - CPLTreeNode* pChild = new CPLTreeNode; - pChild->SetParentNode(pParent); - pChild->SetData(data); - if (pParent->m_pChildNode == NULL) { - pParent->m_pChildNode = pChild; - } else { - CPLTreeNode* pLast = pParent->GetNode(CPLTreeNode::LastChild); - pChild->SetPrevNode(pLast); - pLast->SetNextNode(pChild); - } - return pChild; - } - - protected: - CPLTreeNode m_Root; -}; -#endif +// 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 _FX_UTILS +#define _FX_UTILS + +#include "fx_mem.h" +#include "core/include/fxcrt/fx_coordinates.h" // For CFX_Rect. + +class CFX_ThreadLock; +class CFX_BaseArray; +template +class CFX_BaseArrayTemplate; +template +class CFX_ObjectBaseArrayTemplate; +class CFX_BaseMassArray; +class CFX_BaseMassArrayImp; +template +class CFX_MassArrayTemplate; +template +class CFX_ObjectMassArrayTemplate; +class CFX_BaseDiscreteArray; +template +class CFX_DiscreteArrayTemplate; +class CFX_BaseStack; +template +class CFX_StackTemplate; +template +class CFX_ObjectStackTemplate; +template +class CFX_CPLTreeNode; +template +class CFX_CPLTree; +class FX_BASEARRAYDATA; + +class CFX_ThreadLock { + public: + CFX_ThreadLock(); + virtual ~CFX_ThreadLock(); + void Lock(); + void Unlock(); +}; +class CFX_BaseArray : public CFX_Target { + protected: + CFX_BaseArray(int32_t iGrowSize, int32_t iBlockSize); + ~CFX_BaseArray(); + int32_t GetSize() const; + int32_t GetBlockSize() const; + uint8_t* AddSpaceTo(int32_t index); + uint8_t* GetAt(int32_t index) const; + uint8_t* GetBuffer() const; + int32_t Append(const CFX_BaseArray& src, + int32_t iStart = 0, + int32_t iCount = -1); + int32_t Copy(const CFX_BaseArray& src, + int32_t iStart = 0, + int32_t iCount = -1); + int32_t RemoveLast(int32_t iCount = -1); + void RemoveAll(FX_BOOL bLeaveMemory = FALSE); + + FX_BASEARRAYDATA* m_pData; +}; +template +class CFX_BaseArrayTemplate : public CFX_BaseArray { + public: + CFX_BaseArrayTemplate(int32_t iGrowSize = 100) + : CFX_BaseArray(iGrowSize, sizeof(baseType)) {} + CFX_BaseArrayTemplate(int32_t iGrowSize, int32_t iBlockSize) + : CFX_BaseArray(iGrowSize, iBlockSize) {} + int32_t GetSize() const { return CFX_BaseArray::GetSize(); } + int32_t GetBlockSize() const { return CFX_BaseArray::GetBlockSize(); } + baseType* AddSpace() { + return (baseType*)CFX_BaseArray::AddSpaceTo(CFX_BaseArray::GetSize()); + } + int32_t Add(const baseType& element) { + int32_t index = CFX_BaseArray::GetSize(); + *(baseType*)CFX_BaseArray::AddSpaceTo(index) = element; + return index; + } + baseType* GetBuffer() const { return (baseType*)CFX_BaseArray::GetBuffer(); } + baseType& GetAt(int32_t index) const { + return *(baseType*)CFX_BaseArray::GetAt(index); + } + baseType* GetPtrAt(int32_t index) const { + return (baseType*)CFX_BaseArray::GetAt(index); + } + void SetAt(int32_t index, const baseType& element) { + *(baseType*)CFX_BaseArray::GetAt(index) = element; + } + void SetAtGrow(int32_t index, const baseType& element) { + *(baseType*)CFX_BaseArray::AddSpaceTo(index) = element; + } + int32_t Append(const CFX_BaseArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + return CFX_BaseArray::Append(src, iStart, iCount); + } + int32_t Copy(const CFX_BaseArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + return CFX_BaseArray::Copy(src, iStart, iCount); + } + int32_t RemoveLast(int32_t iCount = -1) { + return CFX_BaseArray::RemoveLast(iCount); + } + void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { + CFX_BaseArray::RemoveAll(bLeaveMemory); + } +}; +typedef CFX_BaseArrayTemplate CFDE_PtrArray; +typedef CFX_BaseArrayTemplate CFDE_DWordArray; +typedef CFX_BaseArrayTemplate CFDE_WordArray; +template +class CFX_ObjectBaseArrayTemplate : public CFX_BaseArray { + public: + CFX_ObjectBaseArrayTemplate(int32_t iGrowSize = 100) + : CFX_BaseArray(iGrowSize, sizeof(baseType)) {} + ~CFX_ObjectBaseArrayTemplate() { RemoveAll(FALSE); } + int32_t GetSize() const { return CFX_BaseArray::GetSize(); } + int32_t GetBlockSize() const { return CFX_BaseArray::GetBlockSize(); } + int32_t Add(const baseType& element) { + int32_t index = CFX_BaseArray::GetSize(); + baseType* p = (baseType*)CFX_BaseArray::AddSpaceTo(index); + new ((void*)p) baseType(element); + return index; + } + baseType& GetAt(int32_t index) const { + return *(baseType*)CFX_BaseArray::GetAt(index); + } + baseType* GetPtrAt(int32_t index) const { + return (baseType*)CFX_BaseArray::GetAt(index); + } + int32_t Append(const CFX_ObjectBaseArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + FXSYS_assert(GetBlockSize() == src.GetBlockSize()); + if (iCount == 0) { + return 0; + } + int32_t iSize = src.GetSize(); + FXSYS_assert(iStart > -1 && iStart < iSize); + if (iCount < 0) { + iCount = iSize; + } + if (iStart + iCount > iSize) { + iCount = iSize - iStart; + } + if (iCount < 1) { + return 0; + } + iSize = CFX_BaseArray::GetSize(); + CFX_BaseArray::AddSpaceTo(iSize + iCount - 1); + uint8_t** pStart = CFX_BaseArray::GetAt(iSize); + int32_t iBlockSize = CFX_BaseArray::GetBlockSize(); + iSize = iStart + iCount; + for (int32_t i = iStart; i < iSize; i++) { + FXTARGET_NewWith((void*)pStart) baseType(src.GetAt(i)); + pStart += iBlockSize; + } + return iCount; + } + int32_t Copy(const CFX_ObjectBaseArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + FXSYS_assert(GetBlockSize() == src.GetBlockSize()); + if (iCount == 0) { + return 0; + } + int32_t iSize = src.GetSize(); + FXSYS_assert(iStart > -1 && iStart < iSize); + if (iCount < 0) { + iCount = iSize; + } + if (iStart + iCount > iSize) { + iCount = iSize - iStart; + } + if (iCount < 1) { + return 0; + } + RemoveAll(TRUE); + CFX_BaseArray::AddSpaceTo(iCount - 1); + uint8_t** pStart = CFX_BaseArray::GetAt(0); + int32_t iBlockSize = CFX_BaseArray::GetBlockSize(); + iSize = iStart + iCount; + for (int32_t i = iStart; i < iSize; i++) { + new ((void*)pStart) baseType(src.GetAt(i)); + pStart += iBlockSize; + } + return iCount; + } + int32_t RemoveLast(int32_t iCount = -1) { + int32_t iSize = CFX_BaseArray::GetSize(); + if (iCount < 0 || iCount > iSize) { + iCount = iSize; + } + if (iCount == 0) { + return iSize; + } + for (int32_t i = iSize - iCount; i < iSize; i++) { + ((baseType*)GetPtrAt(i))->~baseType(); + } + return CFX_BaseArray::RemoveLast(iCount); + } + void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { + int32_t iSize = CFX_BaseArray::GetSize(); + for (int32_t i = 0; i < iSize; i++) { + ((baseType*)GetPtrAt(i))->~baseType(); + } + CFX_BaseArray::RemoveAll(bLeaveMemory); + } +}; +class CFX_BaseMassArray : public CFX_Target { + protected: + CFX_BaseMassArray(int32_t iChunkSize, int32_t iBlockSize); + ~CFX_BaseMassArray(); + int32_t GetSize() const; + uint8_t* AddSpaceTo(int32_t index); + uint8_t* GetAt(int32_t index) const; + int32_t Append(const CFX_BaseMassArray& src, + int32_t iStart = 0, + int32_t iCount = -1); + int32_t Copy(const CFX_BaseMassArray& src, + int32_t iStart = 0, + int32_t iCount = -1); + int32_t RemoveLast(int32_t iCount = -1); + void RemoveAll(FX_BOOL bLeaveMemory = FALSE); + CFX_BaseMassArrayImp* m_pData; +}; +template +class CFX_MassArrayTemplate : public CFX_BaseMassArray { + public: + CFX_MassArrayTemplate(int32_t iChunkSize = 100) + : CFX_BaseMassArray(iChunkSize, sizeof(baseType)) {} + CFX_MassArrayTemplate(int32_t iChunkSize, int32_t iBlockSize) + : CFX_BaseMassArray(iChunkSize, iBlockSize) {} + int32_t GetSize() const { return CFX_BaseMassArray::GetSize(); } + baseType* AddSpace() { + return (baseType*)CFX_BaseMassArray::AddSpaceTo( + CFX_BaseMassArray::GetSize()); + } + int32_t Add(const baseType& element) { + int32_t index = CFX_BaseMassArray::GetSize(); + *(baseType*)CFX_BaseMassArray::AddSpaceTo(index) = element; + return index; + } + baseType& GetAt(int32_t index) const { + return *(baseType*)CFX_BaseMassArray::GetAt(index); + } + baseType* GetPtrAt(int32_t index) const { + return (baseType*)CFX_BaseMassArray::GetAt(index); + } + void SetAt(int32_t index, const baseType& element) { + *(baseType*)CFX_BaseMassArray::GetAt(index) = element; + } + void SetAtGrow(int32_t index, const baseType& element) { + *(baseType*)CFX_BaseMassArray::AddSpaceTo(index) = element; + } + int32_t Append(const CFX_MassArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + return CFX_BaseMassArray::Append(src, iStart, iCount); + } + int32_t Copy(const CFX_MassArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + return CFX_BaseMassArray::Copy(src, iStart, iCount); + } + int32_t RemoveLast(int32_t iCount = -1) { + return CFX_BaseMassArray::RemoveLast(iCount); + } + void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { + CFX_BaseMassArray::RemoveAll(bLeaveMemory); + } +}; +typedef CFX_MassArrayTemplate CFX_PtrMassArray; +typedef CFX_MassArrayTemplate CFX_Int32MassArray; +typedef CFX_MassArrayTemplate CFX_DWordMassArray; +typedef CFX_MassArrayTemplate CFX_WordMassArray; +typedef CFX_MassArrayTemplate CFX_RectMassArray; +typedef CFX_MassArrayTemplate CFX_RectFMassArray; +template +class CFX_ObjectMassArrayTemplate : public CFX_BaseMassArray { + public: + CFX_ObjectMassArrayTemplate(int32_t iChunkSize = 100) + : CFX_BaseMassArray(iChunkSize, sizeof(baseType)) {} + ~CFX_ObjectMassArrayTemplate() { RemoveAll(FALSE); } + int32_t GetSize() const { return CFX_BaseMassArray::GetSize(); } + int32_t Add(const baseType& element) { + int32_t index = CFX_BaseMassArray::GetSize(); + baseType* p = (baseType*)CFX_BaseMassArray::AddSpaceTo(index); + new ((void*)p) baseType(element); + return index; + } + baseType& GetAt(int32_t index) const { + return *(baseType*)CFX_BaseMassArray::GetAt(index); + } + baseType* GetPtrAt(int32_t index) const { + return (baseType*)CFX_BaseMassArray::GetAt(index); + } + int32_t Append(const CFX_ObjectMassArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + if (iCount == 0) { + return CFX_BaseMassArray::GetSize(); + } + int32_t iSize = src.GetSize(); + FXSYS_assert(iStart > -1 && iStart < iSize); + if (iCount < 0) { + iCount = iSize; + } + int32_t iEnd = iStart + iCount; + if (iEnd > iSize) { + iEnd = iSize; + } + for (int32_t i = iStart; i < iEnd; i++) { + Add(src.GetAt(i)); + } + return CFX_BaseMassArray::GetSize(); + } + int32_t Copy(const CFX_ObjectMassArrayTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + if (iCount == 0) { + return CFX_BaseMassArray::GetSize(); + } + int32_t iSize = src.GetSize(); + FXSYS_assert(iStart > -1 && iStart < iSize); + if (iCount < 0) { + iCount = iSize; + } + int32_t iEnd = iStart + iCount; + if (iEnd > iSize) { + iEnd = iSize; + } + RemoveAll(TRUE); + for (int32_t i = iStart; i < iEnd; i++) { + Add(src.GetAt(i)); + } + return CFX_BaseMassArray::GetSize(); + } + int32_t RemoveLast(int32_t iCount = -1) { + int32_t iSize = CFX_BaseMassArray::GetSize(); + if (iCount < 0 || iCount > iSize) { + iCount = iSize; + } + if (iCount == 0) { + return iSize; + } + for (int32_t i = iSize - iCount; i < iSize; i++) { + ((baseType*)GetPtrAt(i))->~baseType(); + } + return CFX_BaseMassArray::RemoveLast(iCount); + } + void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { + int32_t iSize = CFX_BaseMassArray::GetSize(); + for (int32_t i = 0; i < iSize; i++) { + ((baseType*)GetPtrAt(i))->~baseType(); + } + CFX_BaseMassArray::RemoveAll(bLeaveMemory); + } +}; +class CFX_BaseDiscreteArray : public CFX_Target { + protected: + CFX_BaseDiscreteArray(int32_t iChunkSize, int32_t iBlockSize); + ~CFX_BaseDiscreteArray(); + uint8_t* AddSpaceTo(int32_t index); + uint8_t* GetAt(int32_t index) const; + void RemoveAll(); + void* m_pData; +}; +template +class CFX_DiscreteArrayTemplate : public CFX_BaseDiscreteArray { + public: + CFX_DiscreteArrayTemplate(int32_t iChunkSize = 100) + : CFX_BaseDiscreteArray(iChunkSize, sizeof(baseType)) {} + baseType& GetAt(int32_t index, const baseType& defValue) const { + baseType* p = (baseType*)CFX_BaseDiscreteArray::GetAt(index); + return p == NULL ? (baseType&)defValue : *p; + } + baseType* GetPtrAt(int32_t index) const { + return (baseType*)CFX_BaseDiscreteArray::GetAt(index); + } + void SetAtGrow(int32_t index, const baseType& element) { + *(baseType*)CFX_BaseDiscreteArray::AddSpaceTo(index) = element; + } + void RemoveAll() { CFX_BaseDiscreteArray::RemoveAll(); } +}; +typedef CFX_DiscreteArrayTemplate CFX_PtrDiscreteArray; +typedef CFX_DiscreteArrayTemplate CFX_DWordDiscreteArray; +typedef CFX_DiscreteArrayTemplate CFX_WordDiscreteArray; +class CFX_BaseStack : public CFX_Target { + protected: + CFX_BaseStack(int32_t iChunkSize, int32_t iBlockSize); + ~CFX_BaseStack(); + uint8_t* Push(); + void Pop(); + uint8_t* GetTopElement() const; + int32_t GetSize() const; + uint8_t* GetAt(int32_t index) const; + void RemoveAll(FX_BOOL bLeaveMemory = FALSE); + CFX_BaseMassArrayImp* m_pData; +}; +template +class CFX_StackTemplate : public CFX_BaseStack { + public: + CFX_StackTemplate(int32_t iChunkSize = 100) + : CFX_BaseStack(iChunkSize, sizeof(baseType)) {} + int32_t Push(const baseType& element) { + int32_t index = CFX_BaseStack::GetSize(); + *(baseType*)CFX_BaseStack::Push() = element; + return index; + } + void Pop() { CFX_BaseStack::Pop(); } + baseType* GetTopElement() const { + return (baseType*)CFX_BaseStack::GetTopElement(); + } + int32_t GetSize() const { return CFX_BaseStack::GetSize(); } + baseType* GetAt(int32_t index) const { + return (baseType*)CFX_BaseStack::GetAt(index); + } + void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { + CFX_BaseStack::RemoveAll(bLeaveMemory); + } +}; +typedef CFX_StackTemplate CFX_PtrStack; +typedef CFX_StackTemplate CFX_DWordStack; +typedef CFX_StackTemplate CFX_WordStack; +typedef CFX_StackTemplate CFX_Int32Stack; +template +class CFX_ObjectStackTemplate : public CFX_BaseStack { + public: + CFX_ObjectStackTemplate(int32_t iChunkSize = 100) + : CFX_BaseStack(iChunkSize, sizeof(baseType)) {} + ~CFX_ObjectStackTemplate() { RemoveAll(); } + int32_t Push(const baseType& element) { + int32_t index = CFX_BaseStack::GetSize(); + baseType* p = (baseType*)CFX_BaseStack::Push(); + new ((void*)p) baseType(element); + return index; + } + void Pop() { + baseType* p = (baseType*)CFX_BaseStack::GetTopElement(); + if (p != NULL) { + p->~baseType(); + } + CFX_BaseStack::Pop(); + } + baseType* GetTopElement() const { + return (baseType*)CFX_BaseStack::GetTopElement(); + } + int32_t GetSize() const { return CFX_BaseStack::GetSize(); } + baseType* GetAt(int32_t index) const { + return (baseType*)CFX_BaseStack::GetAt(index); + } + void RemoveAll(FX_BOOL bLeaveMemory = FALSE) { + int32_t iSize = CFX_BaseStack::GetSize(); + for (int32_t i = 0; i < iSize; i++) { + ((baseType*)CFX_BaseStack::GetAt(i))->~baseType(); + } + CFX_BaseStack::RemoveAll(bLeaveMemory); + } + int32_t Copy(const CFX_ObjectStackTemplate& src, + int32_t iStart = 0, + int32_t iCount = -1) { + if (iCount == 0) { + return CFX_BaseStack::GetSize(); + } + int32_t iSize = src.GetSize(); + FXSYS_assert(iStart > -1 && iStart < iSize); + if (iCount < 0) { + iCount = iSize; + } + int32_t iEnd = iStart + iCount; + if (iEnd > iSize) { + iEnd = iSize; + } + RemoveAll(TRUE); + for (int32_t i = iStart; i < iEnd; i++) { + Push(*src.GetAt(i)); + } + return CFX_BaseStack::GetSize(); + } +}; +template +class CFX_CPLTreeNode : public CFX_Target { + public: + typedef CFX_CPLTreeNode CPLTreeNode; + CFX_CPLTreeNode() + : m_pParentNode(NULL), + m_pChildNode(NULL), + m_pPrevNode(NULL), + m_pNextNode(NULL), + m_Data() {} + enum TreeNode { + Root = 0, + Parent, + FirstSibling, + PreviousSibling, + NextSibling, + LastSibling, + FirstNeighbor, + PreviousNeighbor, + NextNeighbor, + LastNeighbor, + FirstChild, + LastChild + }; + CPLTreeNode* GetNode(TreeNode eNode) const { + switch (eNode) { + case Root: { + CPLTreeNode* pParent = (CPLTreeNode*)this; + CPLTreeNode* pTemp; + while ((pTemp = pParent->m_pParentNode) != NULL) { + pParent = pTemp; + } + return pParent; + } + case Parent: + return m_pParentNode; + case FirstSibling: { + CPLTreeNode* pNode = (CPLTreeNode*)this; + CPLTreeNode* pTemp; + while ((pTemp = pNode->m_pPrevNode) != NULL) { + pNode = pTemp; + } + return pNode == (CPLTreeNode*)this ? NULL : pNode; + } + case PreviousSibling: + return m_pPrevNode; + case NextSibling: + return m_pNextNode; + case LastSibling: { + CPLTreeNode* pNode = (CPLTreeNode*)this; + CPLTreeNode* pTemp; + while ((pTemp = pNode->m_pNextNode) != NULL) { + pNode = pTemp; + } + return pNode == (CPLTreeNode*)this ? NULL : pNode; + } + case FirstNeighbor: { + CPLTreeNode* pParent = (CPLTreeNode*)this; + CPLTreeNode* pTemp; + while ((pTemp = pParent->m_pParentNode) != NULL) { + pParent = pTemp; + } + return pParent == (CPLTreeNode*)this ? NULL : pParent; + } + case PreviousNeighbor: { + if (m_pPrevNode == NULL) { + return m_pParentNode; + } + CPLTreeNode* pNode = m_pPrevNode; + CPLTreeNode* pTemp; + while ((pTemp = pNode->m_pChildNode) != NULL) { + pNode = pTemp; + while ((pTemp = pNode->m_pNextNode) != NULL) { + pNode = pTemp; + } + } + return pNode; + } + case NextNeighbor: { + if (m_pChildNode != NULL) { + return m_pChildNode; + } + if (m_pNextNode != NULL) { + return m_pNextNode; + } + CPLTreeNode* pNode = m_pParentNode; + while (pNode != NULL) { + if (pNode->m_pNextNode != NULL) { + return pNode->m_pNextNode; + } + pNode = pNode->m_pParentNode; + } + return NULL; + } + case LastNeighbor: { + CPLTreeNode* pNode = (CPLTreeNode*)this; + CPLTreeNode* pTemp; + while ((pTemp = pNode->m_pParentNode) != NULL) { + pNode = pTemp; + } + while (TRUE) { + CPLTreeNode* pTemp; + while ((pTemp = pNode->m_pNextNode) != NULL) { + pNode = pTemp; + } + if (pNode->m_pChildNode == NULL) { + break; + } + pNode = pNode->m_pChildNode; + } + return pNode == (CPLTreeNode*)this ? NULL : pNode; + } + case FirstChild: + return m_pChildNode; + case LastChild: { + if (m_pChildNode == NULL) { + return NULL; + } + CPLTreeNode* pChild = m_pChildNode; + CPLTreeNode* pTemp; + while ((pTemp = pChild->m_pNextNode) != NULL) { + pChild = pTemp; + } + return pChild; + } + default: + break; + } + return NULL; + } + void SetParentNode(CPLTreeNode* pNode) { m_pParentNode = pNode; } + int32_t CountChildNodes() const { + int32_t iCount = 0; + CPLTreeNode* pNode = m_pChildNode; + while (pNode) { + iCount++; + pNode = pNode->m_pNextNode; + } + return iCount; + } + CPLTreeNode* GetChildNode(int32_t iIndex) const { + int32_t iCount = 0; + CPLTreeNode* pNode = m_pChildNode; + while (pNode) { + if (iIndex == iCount) { + return pNode; + } + iCount++; + pNode = pNode->m_pNextNode; + } + return NULL; + } + int32_t GetNodeIndex() const { + int32_t index = 0; + CPLTreeNode* pNode = m_pPrevNode; + while (pNode != NULL) { + index++; + pNode = pNode->m_pPrevNode; + } + return index; + } + FX_BOOL IsParentNode(const CPLTreeNode* pNode) const { + CPLTreeNode* pParent = m_pParentNode; + while (pParent != NULL) { + if (pParent == pNode) { + return TRUE; + } + pParent = pParent->GetTreeNode(Parent); + } + return FALSE; + } + FX_BOOL IsChildNode(const CPLTreeNode* pNode) const { + if (pNode == NULL) { + return FALSE; + } + return pNode->IsParentNode((const CPLTreeNode*)this); + } + void SetChildNode(CPLTreeNode* pNode) { m_pChildNode = pNode; } + void SetPrevNode(CPLTreeNode* pNode) { m_pPrevNode = pNode; } + void SetNextNode(CPLTreeNode* pNode) { m_pNextNode = pNode; } + int32_t GetNodeLevel() const { + int32_t iLevel = 0; + CPLTreeNode* pNode = (CPLTreeNode*)this; + while ((pNode = pNode->m_pParentNode) != NULL) { + iLevel++; + } + return iLevel; + } + FX_BOOL IsRootNode() const { return m_pParentNode == NULL; } + baseType GetData() const { return m_Data; } + void SetData(baseType data) { m_Data = data; } + + protected: + CPLTreeNode* m_pParentNode; + CPLTreeNode* m_pChildNode; + CPLTreeNode* m_pPrevNode; + CPLTreeNode* m_pNextNode; + baseType m_Data; + friend class CFX_CPLTree; +}; +template +class CFX_CPLTree { + public: + typedef CFX_CPLTreeNode CPLTreeNode; + CFX_CPLTree() : m_Root() {} + ~CFX_CPLTree() { + CPLTreeNode* pNode = m_Root.GetNode(CPLTreeNode::LastNeighbor); + while (pNode != NULL) { + if (pNode->IsRootNode()) { + break; + } + CPLTreeNode* pTemp = pNode->GetNode(CPLTreeNode::PreviousNeighbor); + delete pNode; + pNode = pTemp; + } + } + CPLTreeNode* GetRoot() { return &m_Root; } + CPLTreeNode* AddChild(baseType data, CPLTreeNode* pParent = NULL) { + if (pParent == NULL) { + pParent = &m_Root; + } + CPLTreeNode* pChild = new CPLTreeNode; + pChild->SetParentNode(pParent); + pChild->SetData(data); + if (pParent->m_pChildNode == NULL) { + pParent->m_pChildNode = pChild; + } else { + CPLTreeNode* pLast = pParent->GetNode(CPLTreeNode::LastChild); + pChild->SetPrevNode(pLast); + pLast->SetNextNode(pChild); + } + return pChild; + } + + protected: + CPLTreeNode m_Root; +}; +#endif -- cgit v1.2.3