// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FXFA_PARSER_XFA_LAYOUT_PAGEMGR_NEW_H_
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#define XFA_FXFA_PARSER_XFA_LAYOUT_PAGEMGR_NEW_H_
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#include "xfa/fxfa/parser/xfa_doclayout.h"
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#include "xfa/fxfa/parser/xfa_layout_itemlayout.h"
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class CXFA_ContainerRecord {
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public:
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CXFA_ContainerRecord(CXFA_ContainerLayoutItem* pPageSet = nullptr,
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CXFA_ContainerLayoutItem* pPageArea = nullptr,
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CXFA_ContainerLayoutItem* pContentArea = nullptr)
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: pCurPageSet(pPageSet),
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pCurPageArea(pPageArea),
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pCurContentArea(pContentArea) {}
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CXFA_ContainerLayoutItem* pCurPageSet;
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CXFA_ContainerLayoutItem* pCurPageArea;
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CXFA_ContainerLayoutItem* pCurContentArea;
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};
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class CXFA_LayoutPageMgr {
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public:
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CXFA_LayoutPageMgr(CXFA_LayoutProcessor* pLayoutProcessor);
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~CXFA_LayoutPageMgr();
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FX_BOOL InitLayoutPage(CXFA_Node* pFormNode);
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FX_BOOL PrepareFirstPage(CXFA_Node* pRootSubform);
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FX_FLOAT GetAvailHeight();
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FX_BOOL GetNextAvailContentHeight(FX_FLOAT fChildHeight);
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void SubmitContentItem(CXFA_ContentLayoutItem* pContentLayoutItem,
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XFA_ItemLayoutProcessorResult eStatus);
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void FinishPaginatedPageSets();
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void SyncLayoutData();
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int32_t GetPageCount() const;
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CXFA_ContainerLayoutItem* GetPage(int32_t index) const;
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int32_t GetPageIndex(const CXFA_ContainerLayoutItem* pPage) const;
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inline CXFA_ContainerLayoutItem* GetRootLayoutItem() const {
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return m_pPageSetLayoutItemRoot;
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}
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FX_BOOL ProcessBreakBeforeOrAfter(CXFA_Node* pBreakNode,
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FX_BOOL bBefore,
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CXFA_Node*& pBreakLeaderNode,
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CXFA_Node*& pBreakTrailerNode,
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FX_BOOL& bCreatePage);
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FX_BOOL ProcessOverflow(CXFA_Node* pFormNode,
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CXFA_Node*& pLeaderNode,
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CXFA_Node*& pTrailerNode,
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FX_BOOL bDataMerge = FALSE,
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FX_BOOL bCreatePage = TRUE);
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CXFA_Node* QueryOverflow(CXFA_Node* pFormNode,
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CXFA_LayoutContext* pLayoutContext = nullptr);
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FX_BOOL ProcessBookendLeaderOrTrailer(CXFA_Node* pBookendNode,
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FX_BOOL bLeader,
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CXFA_Node*& pBookendAppendNode);
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CXFA_LayoutItem* FindOrCreateLayoutItem(CXFA_Node* pFormNode);
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protected:
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FX_BOOL AppendNewPage(FX_BOOL bFirstTemPage = FALSE);
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void ReorderPendingLayoutRecordToTail(CXFA_ContainerRecord* pNewRecord,
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CXFA_ContainerRecord* pPrevRecord);
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void RemoveLayoutRecord(CXFA_ContainerRecord* pNewRecord,
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CXFA_ContainerRecord* pPrevRecord);
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inline CXFA_ContainerRecord* GetCurrentContainerRecord() {
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CXFA_ContainerRecord* result =
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((CXFA_ContainerRecord*)m_rgProposedContainerRecord.GetAt(
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m_pCurrentContainerRecord));
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ASSERT(result);
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return result;
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}
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CXFA_ContainerRecord* CreateContainerRecord(CXFA_Node* pPageNode = nullptr,
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FX_BOOL bCreateNew = FALSE);
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void AddPageAreaLayoutItem(CXFA_ContainerRecord* pNewRecord,
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CXFA_Node* pNewPageArea);
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void AddContentAreaLayoutItem(CXFA_ContainerRecord* pNewRecord,
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CXFA_Node* pContentArea);
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FX_BOOL RunBreak(XFA_Element eBreakType,
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XFA_ATTRIBUTEENUM eTargetType,
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CXFA_Node* pTarget,
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FX_BOOL bStartNew);
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CXFA_Node* BreakOverflow(CXFA_Node* pOverflowNode,
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CXFA_Node*& pLeaderTemplate,
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CXFA_Node*& pTrailerTemplate,
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FX_BOOL bCreatePage = TRUE);
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FX_BOOL ResolveBookendLeaderOrTrailer(CXFA_Node* pBookendNode,
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FX_BOOL bLeader,
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CXFA_Node*& pBookendAppendTemplate);
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FX_BOOL ExecuteBreakBeforeOrAfter(CXFA_Node* pCurNode,
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FX_BOOL bBefore,
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CXFA_Node*& pBreakLeaderTemplate,
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CXFA_Node*& pBreakTrailerTemplate);
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int32_t CreateMinPageRecord(CXFA_Node* pPageArea,
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FX_BOOL bTargetPageArea,
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FX_BOOL bCreateLast = FALSE);
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void CreateMinPageSetRecord(CXFA_Node* pPageSet, FX_BOOL bCreateAll = FALSE);
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void CreateNextMinRecord(CXFA_Node* pRecordNode);
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FX_BOOL FindPageAreaFromPageSet(CXFA_Node* pPageSet,
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CXFA_Node* pStartChild,
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CXFA_Node* pTargetPageArea = nullptr,
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CXFA_Node* pTargetContentArea = nullptr,
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FX_BOOL bNewPage = FALSE,
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FX_BOOL bQuery = FALSE);
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FX_BOOL FindPageAreaFromPageSet_Ordered(
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CXFA_Node* pPageSet,
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CXFA_Node* pStartChild,
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CXFA_Node* pTargetPageArea = nullptr,
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CXFA_Node* pTargetContentArea = nullptr,
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FX_BOOL bNewPage = FALSE,
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FX_BOOL bQuery = FALSE);
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FX_BOOL FindPageAreaFromPageSet_SimplexDuplex(
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CXFA_Node* pPageSet,
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CXFA_Node* pStartChild,
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CXFA_Node* pTargetPageArea = nullptr,
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CXFA_Node* pTargetContentArea = nullptr,
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FX_BOOL bNewPage = FALSE,
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FX_BOOL bQuery = FALSE,
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XFA_ATTRIBUTEENUM ePreferredPosition = XFA_ATTRIBUTEENUM_First);
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FX_BOOL MatchPageAreaOddOrEven(CXFA_Node* pPageArea, FX_BOOL bLastMatch);
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CXFA_Node* GetNextAvailPageArea(CXFA_Node* pTargetPageArea,
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CXFA_Node* pTargetContentArea = nullptr,
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FX_BOOL bNewPage = FALSE,
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FX_BOOL bQuery = FALSE);
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FX_BOOL GetNextContentArea(CXFA_Node* pTargetContentArea);
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void InitPageSetMap();
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void ProcessLastPageSet();
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inline FX_BOOL IsPageSetRootOrderedOccurrence() {
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return m_ePageSetMode == XFA_ATTRIBUTEENUM_OrderedOccurrence;
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}
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void ClearData();
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void ClearRecordList();
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void MergePageSetContents();
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void LayoutPageSetContents();
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void PrepareLayout();
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void SaveLayoutItem(CXFA_LayoutItem* pParentLayoutItem);
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CXFA_LayoutProcessor* m_pLayoutProcessor;
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CXFA_Node* m_pTemplatePageSetRoot;
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CXFA_ContainerLayoutItem* m_pPageSetLayoutItemRoot;
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CXFA_ContainerLayoutItem* m_pPageSetCurRoot;
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FX_POSITION m_pCurrentContainerRecord;
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CFX_PtrList m_rgProposedContainerRecord;
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CXFA_Node* m_pCurPageArea;
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int32_t m_nAvailPages;
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int32_t m_nCurPageCount;
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XFA_ATTRIBUTEENUM m_ePageSetMode;
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FX_BOOL m_bCreateOverFlowPage;
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CFX_MapPtrTemplate<CXFA_Node*, int32_t> m_pPageSetMap;
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CFX_ArrayTemplate<CXFA_ContainerLayoutItem*> m_PageArray;
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};
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#endif // XFA_FXFA_PARSER_XFA_LAYOUT_PAGEMGR_NEW_H_
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