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Diffstat (limited to 'xfa/fxfa/parser/xfa_layout_pagemgr_new.h')
| -rw-r--r-- | xfa/fxfa/parser/xfa_layout_pagemgr_new.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/xfa/fxfa/parser/xfa_layout_pagemgr_new.h b/xfa/fxfa/parser/xfa_layout_pagemgr_new.h new file mode 100644 index 0000000000..354daa5e31 --- /dev/null +++ b/xfa/fxfa/parser/xfa_layout_pagemgr_new.h @@ -0,0 +1,152 @@ +// 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_FXFA_PARSER_XFA_LAYOUT_PAGEMGR_NEW_H_ +#define XFA_FXFA_PARSER_XFA_LAYOUT_PAGEMGR_NEW_H_ + +#include "xfa/fxfa/parser/xfa_doclayout.h" +#include "xfa/fxfa/parser/xfa_layout_itemlayout.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(); + void SaveLayoutItem(CXFA_LayoutItem* pParentLayoutItem); + 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; +}; + +#endif // XFA_FXFA_PARSER_XFA_LAYOUT_PAGEMGR_NEW_H_ |