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// 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 CFX_Object
{
public:
CXFA_ContainerRecord(CXFA_ContainerLayoutItemImpl* pPageSet = NULL, CXFA_ContainerLayoutItemImpl* pPageArea = NULL, CXFA_ContainerLayoutItemImpl* pContentArea = NULL)
: pCurPageSet(pPageSet), pCurPageArea(pPageArea), pCurContentArea(pContentArea)
{
}
CXFA_ContainerLayoutItemImpl* pCurPageSet;
CXFA_ContainerLayoutItemImpl* pCurPageArea;
CXFA_ContainerLayoutItemImpl* pCurContentArea;
};
class CXFA_LayoutPageMgr : public CFX_Object
{
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_ContentLayoutItemImpl* pContentLayoutItem, XFA_ItemLayoutProcessorResult eStatus);
void FinishPaginatedPageSets();
void SyncLayoutData();
FX_INT32 GetPageCount() const;
IXFA_LayoutPage* GetPage(FX_INT32 index) const;
FX_INT32 GetPageIndex(IXFA_LayoutPage* pPage) const;
inline CXFA_ContainerLayoutItemImpl* 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_LayoutItemImpl* 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);
FX_INT32 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();
CXFA_LayoutProcessor* m_pLayoutProcessor;
CXFA_Node* m_pTemplatePageSetRoot;
CXFA_ContainerLayoutItemImpl* m_pPageSetLayoutItemRoot;
CXFA_ContainerLayoutItemImpl* m_pPageSetCurRoot;
FX_POSITION m_pCurrentContainerRecord;
CFX_PtrList m_rgProposedContainerRecord;
CXFA_Node* m_pCurPageArea;
FX_INT32 m_nAvailPages;
FX_INT32 m_nCurPageCount;
XFA_ATTRIBUTEENUM m_ePageSetMode;
FX_BOOL m_bCreateOverFlowPage;
CFX_MapPtrTemplate<CXFA_Node*, FX_INT32> m_pPageSetMap;
#ifdef _XFA_LAYOUTITEM_MAPCACHE_
void SaveLayoutItem(CXFA_LayoutItemImpl* pParentLayoutItem);
CFX_MapPtrToPtr m_NodeToContent;
#elif defined(_XFA_LAYOUTITEM_ProcessCACHE_)
void SaveLayoutItem(CXFA_LayoutItemImpl* pParentLayoutItem);
#endif
CFX_ArrayTemplate<CXFA_ContainerLayoutItemImpl*> m_PageArray;
};
#endif
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