// 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 _XFA_LAYOUT_PAGEMGR_H_ | |
#define _XFA_LAYOUT_PAGEMGR_H_ | |
class CXFA_ContainerRecord { | |
public: | |
CXFA_ContainerRecord(CXFA_ContainerLayoutItem* pPageSet = NULL, | |
CXFA_ContainerLayoutItem* pPageArea = NULL, | |
CXFA_ContainerLayoutItem* pContentArea = NULL) | |
: pCurPageSet(pPageSet), | |
pCurPageArea(pPageArea), | |
pCurContentArea(pContentArea) {} | |
CXFA_ContainerLayoutItem* pCurPageSet; | |
CXFA_ContainerLayoutItem* pCurPageArea; | |
CXFA_ContainerLayoutItem* pCurContentArea; | |
}; | |
class CXFA_LayoutPageMgr { | |
public: | |
CXFA_LayoutPageMgr(CXFA_LayoutProcessor* pLayoutProcessor); | |
~CXFA_LayoutPageMgr(); | |
FX_BOOL InitLayoutPage(CXFA_Node* pFormNode); | |
FX_BOOL PrepareFirstPage(CXFA_Node* pRootSubform); | |
FX_FLOAT GetAvailHeight(); | |
FX_BOOL GetNextAvailContentHeight(FX_FLOAT fChildHeight); | |
void SubmitContentItem(CXFA_ContentLayoutItem* pContentLayoutItem, | |
XFA_ItemLayoutProcessorResult eStatus); | |
void FinishPaginatedPageSets(); | |
void SyncLayoutData(); | |
int32_t GetPageCount() const; | |
IXFA_LayoutPage* GetPage(int32_t index) const; | |
int32_t GetPageIndex(const IXFA_LayoutPage* pPage) const; | |
inline CXFA_ContainerLayoutItem* GetRootLayoutItem() const { | |
return m_pPageSetLayoutItemRoot; | |
} | |
FX_BOOL ProcessBreakBeforeOrAfter(CXFA_Node* pBreakNode, | |
FX_BOOL bBefore, | |
CXFA_Node*& pBreakLeaderNode, | |
CXFA_Node*& pBreakTrailerNode, | |
FX_BOOL& bCreatePage); | |
FX_BOOL ProcessOverflow(CXFA_Node* pFormNode, | |
CXFA_Node*& pLeaderNode, | |
CXFA_Node*& pTrailerNode, | |
FX_BOOL bDataMerge = FALSE, | |
FX_BOOL bCreatePage = TRUE); | |
CXFA_Node* QueryOverflow(CXFA_Node* pFormNode, | |
CXFA_LayoutContext* pLayoutContext = NULL); | |
FX_BOOL ProcessBookendLeaderOrTrailer(CXFA_Node* pBookendNode, | |
FX_BOOL bLeader, | |
CXFA_Node*& pBookendAppendNode); | |
CXFA_LayoutItem* FindOrCreateLayoutItem(CXFA_Node* pFormNode); | |
protected: | |
FX_BOOL AppendNewPage(FX_BOOL bFirstTemPage = FALSE); | |
void ReorderPendingLayoutRecordToTail(CXFA_ContainerRecord* pNewRecord, | |
CXFA_ContainerRecord* pPrevRecord); | |
void RemoveLayoutRecord(CXFA_ContainerRecord* pNewRecord, | |
CXFA_ContainerRecord* pPrevRecord); | |
inline CXFA_ContainerRecord* GetCurrentContainerRecord() { | |
CXFA_ContainerRecord* result = | |
((CXFA_ContainerRecord*)m_rgProposedContainerRecord.GetAt( | |
m_pCurrentContainerRecord)); | |
ASSERT(result); | |
return result; | |
} | |
CXFA_ContainerRecord* CreateContainerRecord(CXFA_Node* pPageNode = NULL, | |
FX_BOOL bCreateNew = FALSE); | |
void AddPageAreaLayoutItem(CXFA_ContainerRecord* pNewRecord, | |
CXFA_Node* pNewPageArea); | |
void AddContentAreaLayoutItem(CXFA_ContainerRecord* pNewRecord, | |
CXFA_Node* pContentArea); | |
FX_BOOL RunBreak(XFA_ELEMENT eBreakType, | |
XFA_ATTRIBUTEENUM eTargetType, | |
CXFA_Node* pTarget, | |
FX_BOOL bStartNew); | |
CXFA_Node* BreakOverflow(CXFA_Node* pOverflowNode, | |
CXFA_Node*& pLeaderTemplate, | |
CXFA_Node*& pTrailerTemplate, | |
FX_BOOL bCreatePage = TRUE); | |
FX_BOOL ResolveBookendLeaderOrTrailer(CXFA_Node* pBookendNode, | |
FX_BOOL bLeader, | |
CXFA_Node*& pBookendAppendTemplate); | |
FX_BOOL ExecuteBreakBeforeOrAfter(CXFA_Node* pCurNode, | |
FX_BOOL bBefore, | |
CXFA_Node*& pBreakLeaderTemplate, | |
CXFA_Node*& pBreakTrailerTemplate); | |
int32_t CreateMinPageRecord(CXFA_Node* pPageArea, | |
FX_BOOL bTargetPageArea, | |
FX_BOOL bCreateLast = FALSE); | |
void CreateMinPageSetRecord(CXFA_Node* pPageSet, FX_BOOL bCreateAll = FALSE); | |
void CreateNextMinRecord(CXFA_Node* pRecordNode); | |
FX_BOOL FindPageAreaFromPageSet(CXFA_Node* pPageSet, | |
CXFA_Node* pStartChild, | |
CXFA_Node* pTargetPageArea = NULL, | |
CXFA_Node* pTargetContentArea = NULL, | |
FX_BOOL bNewPage = FALSE, | |
FX_BOOL bQuery = FALSE); | |
FX_BOOL FindPageAreaFromPageSet_Ordered(CXFA_Node* pPageSet, | |
CXFA_Node* pStartChild, | |
CXFA_Node* pTargetPageArea = NULL, | |
CXFA_Node* pTargetContentArea = NULL, | |
FX_BOOL bNewPage = FALSE, | |
FX_BOOL bQuery = FALSE); | |
FX_BOOL FindPageAreaFromPageSet_SimplexDuplex( | |
CXFA_Node* pPageSet, | |
CXFA_Node* pStartChild, | |
CXFA_Node* pTargetPageArea = NULL, | |
CXFA_Node* pTargetContentArea = NULL, | |
FX_BOOL bNewPage = FALSE, | |
FX_BOOL bQuery = FALSE, | |
XFA_ATTRIBUTEENUM ePreferredPosition = XFA_ATTRIBUTEENUM_First); | |
FX_BOOL MatchPageAreaOddOrEven(CXFA_Node* pPageArea, FX_BOOL bLastMatch); | |
CXFA_Node* GetNextAvailPageArea(CXFA_Node* pTargetPageArea, | |
CXFA_Node* pTargetContentArea = NULL, | |
FX_BOOL bNewPage = FALSE, | |
FX_BOOL bQuery = FALSE); | |
FX_BOOL GetNextContentArea(CXFA_Node* pTargetContentArea); | |
void InitPageSetMap(); | |
void ProcessLastPageSet(); | |
inline FX_BOOL IsPageSetRootOrderedOccurrence() { | |
return m_ePageSetMode == XFA_ATTRIBUTEENUM_OrderedOccurrence; | |
} | |
void ClearData(); | |
void ClearRecordList(); | |
void MergePageSetContents(); | |
void LayoutPageSetContents(); | |
void PrepareLayout(); | |
#if defined(_XFA_LAYOUTITEM_MAPCACHE_) || defined(_XFA_LAYOUTITEM_ProcessCACHE_) | |
void SaveLayoutItem(CXFA_LayoutItem* pParentLayoutItem); | |
#endif | |
CXFA_LayoutProcessor* m_pLayoutProcessor; | |
CXFA_Node* m_pTemplatePageSetRoot; | |
CXFA_ContainerLayoutItem* m_pPageSetLayoutItemRoot; | |
CXFA_ContainerLayoutItem* m_pPageSetCurRoot; | |
FX_POSITION m_pCurrentContainerRecord; | |
CFX_PtrList m_rgProposedContainerRecord; | |
CXFA_Node* m_pCurPageArea; | |
int32_t m_nAvailPages; | |
int32_t m_nCurPageCount; | |
XFA_ATTRIBUTEENUM m_ePageSetMode; | |
FX_BOOL m_bCreateOverFlowPage; | |
CFX_MapPtrTemplate<CXFA_Node*, int32_t> m_pPageSetMap; | |
CFX_ArrayTemplate<CXFA_ContainerLayoutItem*> m_PageArray; | |
#ifdef _XFA_LAYOUTITEM_MAPCACHE_ | |
CFX_MapPtrToPtr m_NodeToContent; | |
#endif | |
}; | |
#endif |