diff options
Diffstat (limited to 'xfa/src/fxfa/parser/xfa_layout_pagemgr_new.cpp')
| -rw-r--r-- | xfa/src/fxfa/parser/xfa_layout_pagemgr_new.cpp | 1931 |
1 files changed, 1931 insertions, 0 deletions
diff --git a/xfa/src/fxfa/parser/xfa_layout_pagemgr_new.cpp b/xfa/src/fxfa/parser/xfa_layout_pagemgr_new.cpp new file mode 100644 index 0000000000..0ca5af5ca4 --- /dev/null +++ b/xfa/src/fxfa/parser/xfa_layout_pagemgr_new.cpp @@ -0,0 +1,1931 @@ +// 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 + +#include "xfa/src/fxfa/parser/xfa_layout_pagemgr_new.h" + +#include "xfa/src/fxfa/fm2js/xfa_fm2jsapi.h" +#include "xfa/src/fxfa/parser/xfa_docdata.h" +#include "xfa/src/fxfa/parser/xfa_doclayout.h" +#include "xfa/src/fxfa/parser/xfa_document.h" +#include "xfa/src/fxfa/parser/xfa_document_datamerger_imp.h" +#include "xfa/src/fxfa/parser/xfa_document_layout_imp.h" +#include "xfa/src/fxfa/parser/xfa_layout_appadapter.h" +#include "xfa/src/fxfa/parser/xfa_layout_itemlayout.h" +#include "xfa/src/fxfa/parser/xfa_localemgr.h" +#include "xfa/src/fxfa/parser/xfa_object.h" +#include "xfa/src/fxfa/parser/xfa_parser.h" +#include "xfa/src/fxfa/parser/xfa_script.h" +#include "xfa/src/fxfa/parser/xfa_utils.h" + +CXFA_LayoutPageMgr::CXFA_LayoutPageMgr(CXFA_LayoutProcessor* pLayoutProcessor) + : m_pLayoutProcessor(pLayoutProcessor), + m_pTemplatePageSetRoot(nullptr), + m_pPageSetLayoutItemRoot(nullptr), + m_pPageSetCurRoot(nullptr), + m_pCurrentContainerRecord(nullptr), + m_pCurPageArea(nullptr), + m_nAvailPages(0), + m_nCurPageCount(0), + m_ePageSetMode(XFA_ATTRIBUTEENUM_OrderedOccurrence), + m_bCreateOverFlowPage(FALSE) {} +CXFA_LayoutPageMgr::~CXFA_LayoutPageMgr() { + ClearData(); + CXFA_LayoutItem* pLayoutItem = GetRootLayoutItem(); + CXFA_LayoutItem* pNextLayout = NULL; + for (; pLayoutItem; pLayoutItem = pNextLayout) { + pNextLayout = pLayoutItem->m_pNextSibling; + XFA_ReleaseLayoutItem(pLayoutItem); + } +} +FX_BOOL CXFA_LayoutPageMgr::InitLayoutPage(CXFA_Node* pFormNode) { + PrepareLayout(); + CXFA_Node* pTemplateNode = pFormNode->GetTemplateNode(); + if (!pTemplateNode) { + return FALSE; + } + m_pTemplatePageSetRoot = pTemplateNode->GetProperty(0, XFA_ELEMENT_PageSet); + ASSERT(m_pTemplatePageSetRoot); + if (m_pPageSetLayoutItemRoot) { + m_pPageSetLayoutItemRoot->m_pParent = NULL; + m_pPageSetLayoutItemRoot->m_pFirstChild = NULL; + m_pPageSetLayoutItemRoot->m_pNextSibling = NULL; + m_pPageSetLayoutItemRoot->m_pFormNode = m_pTemplatePageSetRoot; + } else { + m_pPageSetLayoutItemRoot = + new CXFA_ContainerLayoutItem(m_pTemplatePageSetRoot); + } + m_pPageSetCurRoot = m_pPageSetLayoutItemRoot; + m_pTemplatePageSetRoot->SetUserData(XFA_LAYOUTITEMKEY, + (void*)m_pPageSetLayoutItemRoot); + XFA_ATTRIBUTEENUM eRelation = + m_pTemplatePageSetRoot->GetEnum(XFA_ATTRIBUTE_Relation); + if (eRelation != XFA_ATTRIBUTEENUM_Unknown) { + m_ePageSetMode = eRelation; + } + InitPageSetMap(); + CXFA_Node* pPageArea = NULL; + int32_t iCount = 0; + for (pPageArea = m_pTemplatePageSetRoot->GetNodeItem(XFA_NODEITEM_FirstChild); + pPageArea; + pPageArea = pPageArea->GetNodeItem(XFA_NODEITEM_NextSibling)) { + if (pPageArea->GetClassID() == XFA_ELEMENT_PageArea) { + iCount++; + if (pPageArea->GetFirstChildByClass(XFA_ELEMENT_ContentArea)) { + return TRUE; + } + } + } + if (iCount > 0) { + return FALSE; + } + CXFA_Document* pDocument = pTemplateNode->GetDocument(); + IXFA_ObjFactory* pObjFactory = pDocument->GetParser()->GetFactory(); + pPageArea = m_pTemplatePageSetRoot->GetChild(0, XFA_ELEMENT_PageArea); + if (!pPageArea) { + pPageArea = pObjFactory->CreateNode(m_pTemplatePageSetRoot->GetPacketID(), + XFA_ELEMENT_PageArea); + if (!pPageArea) { + return FALSE; + } + m_pTemplatePageSetRoot->InsertChild(pPageArea, NULL); + pPageArea->SetFlag(XFA_NODEFLAG_Initialized); + } + CXFA_Node* pContentArea = pPageArea->GetChild(0, XFA_ELEMENT_ContentArea); + if (!pContentArea) { + pContentArea = pObjFactory->CreateNode(pPageArea->GetPacketID(), + XFA_ELEMENT_ContentArea); + if (!pContentArea) { + return FALSE; + } + pPageArea->InsertChild(pContentArea, NULL); + pContentArea->SetFlag(XFA_NODEFLAG_Initialized); + pContentArea->SetMeasure(XFA_ATTRIBUTE_X, + CXFA_Measurement(0.25f, XFA_UNIT_In)); + pContentArea->SetMeasure(XFA_ATTRIBUTE_Y, + CXFA_Measurement(0.25f, XFA_UNIT_In)); + pContentArea->SetMeasure(XFA_ATTRIBUTE_W, + CXFA_Measurement(8.0f, XFA_UNIT_In)); + pContentArea->SetMeasure(XFA_ATTRIBUTE_H, + CXFA_Measurement(10.5f, XFA_UNIT_In)); + } + CXFA_Node* pMedium = pPageArea->GetChild(0, XFA_ELEMENT_Medium); + if (!pMedium) { + pMedium = + pObjFactory->CreateNode(pPageArea->GetPacketID(), XFA_ELEMENT_Medium); + if (!pContentArea) { + return FALSE; + } + pPageArea->InsertChild(pMedium, NULL); + pMedium->SetFlag(XFA_NODEFLAG_Initialized); + pMedium->SetMeasure(XFA_ATTRIBUTE_Short, + CXFA_Measurement(8.5f, XFA_UNIT_In)); + pMedium->SetMeasure(XFA_ATTRIBUTE_Long, + CXFA_Measurement(11.0f, XFA_UNIT_In)); + } + return TRUE; +} +FX_BOOL CXFA_LayoutPageMgr::PrepareFirstPage(CXFA_Node* pRootSubform) { + FX_BOOL bProBreakBefore = FALSE; + CXFA_Node* pBreakBeforeNode = NULL; + while (pRootSubform) { + for (CXFA_Node* pBreakNode = + pRootSubform->GetNodeItem(XFA_NODEITEM_FirstChild); + pBreakNode; + pBreakNode = pBreakNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { + XFA_ELEMENT eType = pBreakNode->GetClassID(); + if (eType == XFA_ELEMENT_BreakBefore || + (eType == XFA_ELEMENT_Break && + pBreakNode->GetEnum(XFA_ATTRIBUTE_Before) != + XFA_ATTRIBUTEENUM_Auto)) { + bProBreakBefore = TRUE; + pBreakBeforeNode = pBreakNode; + break; + } + } + if (bProBreakBefore) { + break; + } + bProBreakBefore = TRUE; + pRootSubform = pRootSubform->GetFirstChildByClass(XFA_ELEMENT_Subform); + while (pRootSubform && + !XFA_ItemLayoutProcessor_IsTakingSpace(pRootSubform)) { + pRootSubform = pRootSubform->GetNextSameClassSibling(XFA_ELEMENT_Subform); + } + } + CXFA_Node *pLeader, *pTrailer; + if (pBreakBeforeNode && + ExecuteBreakBeforeOrAfter(pBreakBeforeNode, TRUE, pLeader, pTrailer)) { + m_pCurrentContainerRecord = m_rgProposedContainerRecord.GetHeadPosition(); + return TRUE; + } + return AppendNewPage(TRUE); +} +FX_BOOL CXFA_LayoutPageMgr::AppendNewPage(FX_BOOL bFirstTemPage) { + if (m_pCurrentContainerRecord != + m_rgProposedContainerRecord.GetTailPosition()) { + return TRUE; + } + CXFA_Node* pPageNode = GetNextAvailPageArea(NULL); + if (!pPageNode) { + return FALSE; + } + if (bFirstTemPage && m_pCurrentContainerRecord == NULL) { + m_pCurrentContainerRecord = m_rgProposedContainerRecord.GetHeadPosition(); + } + return !bFirstTemPage || m_pCurrentContainerRecord; +} +static void XFA_LayoutItemMgr_ReorderLayoutItemToTail( + CXFA_ContainerLayoutItem* pLayoutItem) { + CXFA_ContainerLayoutItem* pParentLayoutItem = + (CXFA_ContainerLayoutItem*)pLayoutItem->m_pParent; + if (!pParentLayoutItem) { + return; + } + pParentLayoutItem->RemoveChild(pLayoutItem); + pParentLayoutItem->AddChild(pLayoutItem); +} +static void XFA_LayoutItemMgr_RemoveLayoutItem( + CXFA_ContainerLayoutItem* pLayoutItem) { + CXFA_ContainerLayoutItem* pParentLayoutItem = + (CXFA_ContainerLayoutItem*)pLayoutItem->m_pParent; + if (!pParentLayoutItem) { + return; + } + pParentLayoutItem->RemoveChild(pLayoutItem); +} +void CXFA_LayoutPageMgr::RemoveLayoutRecord(CXFA_ContainerRecord* pNewRecord, + CXFA_ContainerRecord* pPrevRecord) { + if (!pNewRecord || !pPrevRecord) { + return; + } + if (pNewRecord->pCurPageSet != pPrevRecord->pCurPageSet) { + XFA_LayoutItemMgr_RemoveLayoutItem(pNewRecord->pCurPageSet); + return; + } + if (pNewRecord->pCurPageArea != pPrevRecord->pCurPageArea) { + XFA_LayoutItemMgr_RemoveLayoutItem(pNewRecord->pCurPageArea); + return; + } + if (pNewRecord->pCurContentArea != pPrevRecord->pCurContentArea) { + XFA_LayoutItemMgr_RemoveLayoutItem(pNewRecord->pCurContentArea); + return; + } +} +void CXFA_LayoutPageMgr::ReorderPendingLayoutRecordToTail( + CXFA_ContainerRecord* pNewRecord, + CXFA_ContainerRecord* pPrevRecord) { + if (!pNewRecord || !pPrevRecord) { + return; + } + if (pNewRecord->pCurPageSet != pPrevRecord->pCurPageSet) { + XFA_LayoutItemMgr_ReorderLayoutItemToTail(pNewRecord->pCurPageSet); + return; + } + if (pNewRecord->pCurPageArea != pPrevRecord->pCurPageArea) { + XFA_LayoutItemMgr_ReorderLayoutItemToTail(pNewRecord->pCurPageArea); + return; + } + if (pNewRecord->pCurContentArea != pPrevRecord->pCurContentArea) { + XFA_LayoutItemMgr_ReorderLayoutItemToTail(pNewRecord->pCurContentArea); + return; + } +} +void CXFA_LayoutPageMgr::SubmitContentItem( + CXFA_ContentLayoutItem* pContentLayoutItem, + XFA_ItemLayoutProcessorResult eStatus) { + if (pContentLayoutItem) { + GetCurrentContainerRecord()->pCurContentArea->AddChild(pContentLayoutItem); + m_bCreateOverFlowPage = FALSE; + } + if (eStatus != XFA_ItemLayoutProcessorResult_Done) { + if (eStatus == XFA_ItemLayoutProcessorResult_PageFullBreak && + m_pCurrentContainerRecord == + m_rgProposedContainerRecord.GetTailPosition()) { + AppendNewPage(); + } + m_pCurrentContainerRecord = m_rgProposedContainerRecord.GetTailPosition(); + m_pCurPageArea = GetCurrentContainerRecord()->pCurPageArea->m_pFormNode; + } +} +FX_FLOAT CXFA_LayoutPageMgr::GetAvailHeight() { + CXFA_ContainerLayoutItem* pLayoutItem = + GetCurrentContainerRecord()->pCurContentArea; + if (!pLayoutItem || !pLayoutItem->m_pFormNode) + return 0.0f; + FX_FLOAT fAvailHeight = + pLayoutItem->m_pFormNode->GetMeasure(XFA_ATTRIBUTE_H).ToUnit(XFA_UNIT_Pt); + if (fAvailHeight >= XFA_LAYOUT_FLOAT_PERCISION) + return fAvailHeight; + if (m_pCurrentContainerRecord == + m_rgProposedContainerRecord.GetHeadPosition()) { + return 0.0f; + } + return XFA_LAYOUT_FLOAT_MAX; +} +static CXFA_Node* XFA_ResolveBreakTarget(CXFA_Node* pPageSetRoot, + FX_BOOL bNewExprStyle, + CFX_WideStringC& wsTargetExpr) { + CXFA_Document* pDocument = pPageSetRoot->GetDocument(); + if (wsTargetExpr.IsEmpty()) { + return NULL; + } + CFX_WideString wsTargetAll = wsTargetExpr; + wsTargetAll.TrimLeft(); + wsTargetAll.TrimRight(); + int32_t iSpliteIndex = 0; + FX_BOOL bTargetAllFind = TRUE; + while (iSpliteIndex != -1) { + CFX_WideString wsTargetExpr; + int32_t iSpliteNextIndex = 0; + if (!bTargetAllFind) { + iSpliteNextIndex = wsTargetAll.Find(' ', iSpliteIndex); + wsTargetExpr = + wsTargetAll.Mid(iSpliteIndex, iSpliteNextIndex - iSpliteIndex); + } else { + wsTargetExpr = wsTargetAll; + } + if (wsTargetExpr.IsEmpty()) { + return NULL; + } + bTargetAllFind = FALSE; + if (wsTargetExpr.GetAt(0) == '#') { + CXFA_Node* pNode = pDocument->GetNodeByID( + ToNode(pDocument->GetXFAObject(XFA_HASHCODE_Template)), + wsTargetExpr.Mid(1)); + if (pNode) { + return pNode; + } + } else if (bNewExprStyle) { + CFX_WideString wsProcessedTarget = wsTargetExpr; + if (wsTargetExpr.Left(4) == FX_WSTRC(L"som(") && + wsTargetExpr.Right(1) == FX_WSTRC(L")")) { + wsProcessedTarget = wsTargetExpr.Mid(4, wsTargetExpr.GetLength() - 5); + } + XFA_RESOLVENODE_RS rs; + int32_t iCount = pDocument->GetScriptContext()->ResolveObjects( + pPageSetRoot, wsProcessedTarget, rs, + XFA_RESOLVENODE_Children | XFA_RESOLVENODE_Properties | + XFA_RESOLVENODE_Attributes | XFA_RESOLVENODE_Siblings | + XFA_RESOLVENODE_Parent); + if (iCount > 0 && rs.nodes[0]->IsNode()) { + return rs.nodes[0]->AsNode(); + } + } + iSpliteIndex = iSpliteNextIndex; + } + return NULL; +} + +FX_BOOL XFA_LayoutPageMgr_RunBreakTestScript(CXFA_Node* pTestScript) { + CFX_WideString wsExpression; + pTestScript->TryContent(wsExpression); + if (wsExpression.IsEmpty()) { + return TRUE; + } + return pTestScript->GetDocument()->GetParser()->GetNotify()->RunScript( + pTestScript, pTestScript->GetNodeItem(XFA_NODEITEM_Parent, + XFA_OBJECTTYPE_ContainerNode)); +} +CXFA_ContainerRecord* CXFA_LayoutPageMgr::CreateContainerRecord( + CXFA_Node* pPageNode, + FX_BOOL bCreateNew) { + CXFA_ContainerRecord* pNewRecord = new CXFA_ContainerRecord(); + if (m_pCurrentContainerRecord) { + if (!IsPageSetRootOrderedOccurrence() || pPageNode == NULL) { + *pNewRecord = *GetCurrentContainerRecord(); + m_rgProposedContainerRecord.AddTail(pNewRecord); + return pNewRecord; + } + CXFA_Node* pPageSet = pPageNode->GetNodeItem(XFA_NODEITEM_Parent); + if (!bCreateNew) { + if (pPageSet == m_pTemplatePageSetRoot) { + pNewRecord->pCurPageSet = m_pPageSetCurRoot; + } else { + CXFA_ContainerLayoutItem* pParentLayoutItem = + (CXFA_ContainerLayoutItem*)pPageSet->GetUserData(XFA_LAYOUTITEMKEY); + if (pParentLayoutItem == NULL) { + pParentLayoutItem = m_pPageSetCurRoot; + } + pNewRecord->pCurPageSet = pParentLayoutItem; + } + } else { + CXFA_ContainerLayoutItem* pParentPageSetLayout = NULL; + if (pPageSet == GetCurrentContainerRecord()->pCurPageSet->m_pFormNode) { + pParentPageSetLayout = + (CXFA_ContainerLayoutItem*)GetCurrentContainerRecord() + ->pCurPageSet->m_pParent; + } else { + pParentPageSetLayout = + (CXFA_ContainerLayoutItem*)pPageSet->GetNodeItem( + XFA_NODEITEM_Parent) + ->GetUserData(XFA_LAYOUTITEMKEY); + } + CXFA_ContainerLayoutItem* pPageSetLayoutItem = + new CXFA_ContainerLayoutItem(pPageSet); + pPageSet->SetUserData(XFA_LAYOUTITEMKEY, (void*)pPageSetLayoutItem); + if (pParentPageSetLayout == NULL) { + CXFA_ContainerLayoutItem* pPrePageSet = m_pPageSetLayoutItemRoot; + while (pPrePageSet->m_pNextSibling) { + pPrePageSet = (CXFA_ContainerLayoutItem*)pPrePageSet->m_pNextSibling; + } + pPrePageSet->m_pNextSibling = pPageSetLayoutItem; + m_pPageSetCurRoot = pPageSetLayoutItem; + } else { + pParentPageSetLayout->AddChild(pPageSetLayoutItem); + } + pNewRecord->pCurPageSet = pPageSetLayoutItem; + } + } else { + if (pPageNode) { + CXFA_Node* pPageSet = pPageNode->GetNodeItem(XFA_NODEITEM_Parent); + if (pPageSet == m_pTemplatePageSetRoot) { + pNewRecord->pCurPageSet = m_pPageSetLayoutItemRoot; + } else { + CXFA_ContainerLayoutItem* pPageSetLayoutItem = + new CXFA_ContainerLayoutItem(pPageSet); + pPageSet->SetUserData(XFA_LAYOUTITEMKEY, (void*)pPageSetLayoutItem); + m_pPageSetLayoutItemRoot->AddChild(pPageSetLayoutItem); + pNewRecord->pCurPageSet = pPageSetLayoutItem; + } + } else { + pNewRecord->pCurPageSet = m_pPageSetLayoutItemRoot; + } + } + m_rgProposedContainerRecord.AddTail(pNewRecord); + return pNewRecord; +} +void CXFA_LayoutPageMgr::AddPageAreaLayoutItem(CXFA_ContainerRecord* pNewRecord, + CXFA_Node* pNewPageArea) { + CXFA_ContainerLayoutItem* pNewPageAreaLayoutItem = NULL; + if (m_PageArray.GetSize() > m_nAvailPages) { + CXFA_ContainerLayoutItem* pContainerItem = m_PageArray[m_nAvailPages]; + pContainerItem->m_pFormNode = pNewPageArea; + m_nAvailPages++; + pNewPageAreaLayoutItem = pContainerItem; + } else { + IXFA_Notify* pNotify = + pNewPageArea->GetDocument()->GetParser()->GetNotify(); + CXFA_ContainerLayoutItem* pContainerItem = + (CXFA_ContainerLayoutItem*)pNotify->OnCreateLayoutItem(pNewPageArea); + m_PageArray.Add(pContainerItem); + m_nAvailPages++; + pNotify->OnPageEvent(pContainerItem, XFA_PAGEEVENT_PageAdded, + (void*)(uintptr_t)m_nAvailPages); + pNewPageAreaLayoutItem = pContainerItem; + } + pNewRecord->pCurPageSet->AddChild(pNewPageAreaLayoutItem); + pNewRecord->pCurPageArea = pNewPageAreaLayoutItem; + pNewRecord->pCurContentArea = NULL; +} +void CXFA_LayoutPageMgr::AddContentAreaLayoutItem( + CXFA_ContainerRecord* pNewRecord, + CXFA_Node* pContentArea) { + if (pContentArea == NULL) { + pNewRecord->pCurContentArea = NULL; + return; + } + CXFA_ContainerLayoutItem* pNewContentAreaLayoutItem = + new CXFA_ContainerLayoutItem(pContentArea); + ASSERT(pNewRecord->pCurPageArea); + pNewRecord->pCurPageArea->AddChild(pNewContentAreaLayoutItem); + pNewRecord->pCurContentArea = pNewContentAreaLayoutItem; +} +class CXFA_TraverseStrategy_PageSetContainerLayoutItem { + public: + static inline CXFA_ContainerLayoutItem* GetFirstChild( + CXFA_ContainerLayoutItem* pLayoutItem) { + if (pLayoutItem->m_pFormNode->GetClassID() == XFA_ELEMENT_PageSet) { + CXFA_ContainerLayoutItem* pChildItem = + (CXFA_ContainerLayoutItem*)pLayoutItem->m_pFirstChild; + while (pChildItem && + pChildItem->m_pFormNode->GetClassID() != XFA_ELEMENT_PageSet) { + pChildItem = (CXFA_ContainerLayoutItem*)pChildItem->m_pNextSibling; + } + return pChildItem; + } + return NULL; + } + static inline CXFA_ContainerLayoutItem* GetNextSibling( + CXFA_ContainerLayoutItem* pLayoutItem) { + CXFA_ContainerLayoutItem* pChildItem = + (CXFA_ContainerLayoutItem*)pLayoutItem->m_pNextSibling; + while (pChildItem && + pChildItem->m_pFormNode->GetClassID() != XFA_ELEMENT_PageSet) { + pChildItem = (CXFA_ContainerLayoutItem*)pChildItem->m_pNextSibling; + } + return pChildItem; + } + static inline CXFA_ContainerLayoutItem* GetParent( + CXFA_ContainerLayoutItem* pLayoutItem) { + return (CXFA_ContainerLayoutItem*)pLayoutItem->m_pParent; + } +}; +void CXFA_LayoutPageMgr::FinishPaginatedPageSets() { + CXFA_ContainerLayoutItem* pRootPageSetLayoutItem = m_pPageSetLayoutItemRoot; + for (; pRootPageSetLayoutItem; + pRootPageSetLayoutItem = + (CXFA_ContainerLayoutItem*)pRootPageSetLayoutItem->m_pNextSibling) { + CXFA_NodeIteratorTemplate<CXFA_ContainerLayoutItem, + CXFA_TraverseStrategy_PageSetContainerLayoutItem> + sIterator(pRootPageSetLayoutItem); + for (CXFA_ContainerLayoutItem* pPageSetLayoutItem = sIterator.GetCurrent(); + pPageSetLayoutItem; pPageSetLayoutItem = sIterator.MoveToNext()) { + XFA_ATTRIBUTEENUM ePageRelation = + pPageSetLayoutItem->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Relation); + switch (ePageRelation) { + case XFA_ATTRIBUTEENUM_OrderedOccurrence: + default: { ProcessLastPageSet(); } break; + case XFA_ATTRIBUTEENUM_SimplexPaginated: + case XFA_ATTRIBUTEENUM_DuplexPaginated: { + CXFA_LayoutItem* pLastPageAreaLayoutItem = NULL; + int32_t nPageAreaCount = 0; + for (CXFA_LayoutItem* pPageAreaLayoutItem = + pPageSetLayoutItem->m_pFirstChild; + pPageAreaLayoutItem; + pPageAreaLayoutItem = pPageAreaLayoutItem->m_pNextSibling) { + if (pPageAreaLayoutItem->m_pFormNode->GetClassID() != + XFA_ELEMENT_PageArea) { + continue; + } + nPageAreaCount++; + pLastPageAreaLayoutItem = pPageAreaLayoutItem; + } + if (!pLastPageAreaLayoutItem) { + break; + } + if (!FindPageAreaFromPageSet_SimplexDuplex( + pPageSetLayoutItem->m_pFormNode, NULL, NULL, NULL, TRUE, TRUE, + nPageAreaCount == 1 ? XFA_ATTRIBUTEENUM_Only + : XFA_ATTRIBUTEENUM_Last) && + (nPageAreaCount == 1 && + !FindPageAreaFromPageSet_SimplexDuplex( + pPageSetLayoutItem->m_pFormNode, NULL, NULL, NULL, TRUE, + TRUE, XFA_ATTRIBUTEENUM_Last))) { + break; + } + CXFA_Node* pNode = m_pCurPageArea; + XFA_ATTRIBUTEENUM eCurChoice = + pNode->GetEnum(XFA_ATTRIBUTE_PagePosition); + if (eCurChoice == XFA_ATTRIBUTEENUM_Last) { + XFA_ATTRIBUTEENUM eOddOrEven = XFA_ATTRIBUTEENUM_Any; + pNode->TryEnum(XFA_ATTRIBUTE_OddOrEven, eOddOrEven); + XFA_ATTRIBUTEENUM eLastChoice = + pLastPageAreaLayoutItem->m_pFormNode->GetEnum( + XFA_ATTRIBUTE_PagePosition); + if (eLastChoice == XFA_ATTRIBUTEENUM_First && + (ePageRelation == XFA_ATTRIBUTEENUM_SimplexPaginated || + eOddOrEven != XFA_ATTRIBUTEENUM_Odd)) { + CXFA_ContainerRecord* pRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pRecord, pNode); + break; + } + } + FX_BOOL bUsable = TRUE; + CFX_ArrayTemplate<FX_FLOAT> rgUsedHeights; + for (CXFA_LayoutItem* pChildLayoutItem = + pLastPageAreaLayoutItem->m_pFirstChild; + pChildLayoutItem; + pChildLayoutItem = pChildLayoutItem->m_pNextSibling) { + if (pChildLayoutItem->m_pFormNode->GetClassID() != + XFA_ELEMENT_ContentArea) { + continue; + } + FX_FLOAT fUsedHeight = 0; + for (CXFA_LayoutItem* pContentChildLayoutItem = + pChildLayoutItem->m_pFirstChild; + pContentChildLayoutItem; + pContentChildLayoutItem = + pContentChildLayoutItem->m_pNextSibling) { + if (CXFA_ContentLayoutItem* pContent = + pContentChildLayoutItem->AsContentLayoutItem()) { + fUsedHeight += pContent->m_sSize.y; + } + } + rgUsedHeights.Add(fUsedHeight); + } + int32_t iCurContentAreaIndex = -1; + for (CXFA_Node* pContentAreaNode = + pNode->GetNodeItem(XFA_NODEITEM_FirstChild); + pContentAreaNode; + pContentAreaNode = + pContentAreaNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { + if (pContentAreaNode->GetClassID() != XFA_ELEMENT_ContentArea) { + continue; + } + iCurContentAreaIndex++; + if (rgUsedHeights[iCurContentAreaIndex] > + pContentAreaNode->GetMeasure(XFA_ATTRIBUTE_H) + .ToUnit(XFA_UNIT_Pt) + + XFA_LAYOUT_FLOAT_PERCISION) { + bUsable = FALSE; + break; + } + } + if (bUsable) { + CXFA_LayoutItem* pChildLayoutItem = + pLastPageAreaLayoutItem->m_pFirstChild; + CXFA_Node* pContentAreaNode = + pNode->GetNodeItem(XFA_NODEITEM_FirstChild); + pLastPageAreaLayoutItem->m_pFormNode = pNode; + while (pChildLayoutItem && pContentAreaNode) { + if (pChildLayoutItem->m_pFormNode->GetClassID() != + XFA_ELEMENT_ContentArea) { + pChildLayoutItem = pChildLayoutItem->m_pNextSibling; + continue; + } + if (pContentAreaNode->GetClassID() != XFA_ELEMENT_ContentArea) { + pContentAreaNode = + pContentAreaNode->GetNodeItem(XFA_NODEITEM_NextSibling); + continue; + } + pChildLayoutItem->m_pFormNode = pContentAreaNode; + pChildLayoutItem = pChildLayoutItem->m_pNextSibling; + pContentAreaNode = + pContentAreaNode->GetNodeItem(XFA_NODEITEM_NextSibling); + } + } else if (pNode->GetEnum(XFA_ATTRIBUTE_PagePosition) == + XFA_ATTRIBUTEENUM_Last) { + CXFA_ContainerRecord* pRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pRecord, pNode); + } + } break; + } + } + } +} +int32_t CXFA_LayoutPageMgr::GetPageCount() const { + return m_PageArray.GetSize(); +} +IXFA_LayoutPage* CXFA_LayoutPageMgr::GetPage(int32_t index) const { + if (index < 0 || index >= m_PageArray.GetSize()) + return nullptr; + return m_PageArray[index]; +} +int32_t CXFA_LayoutPageMgr::GetPageIndex(const IXFA_LayoutPage* pPage) const { + // FIXME: Find() method should take const. + return m_PageArray.Find(static_cast<CXFA_ContainerLayoutItem*>( + const_cast<IXFA_LayoutPage*>(pPage))); +} +FX_BOOL CXFA_LayoutPageMgr::RunBreak(XFA_ELEMENT eBreakType, + XFA_ATTRIBUTEENUM eTargetType, + CXFA_Node* pTarget, + FX_BOOL bStartNew) { + FX_BOOL bRet = FALSE; + switch (eTargetType) { + case XFA_ATTRIBUTEENUM_ContentArea: + if (pTarget && pTarget->GetClassID() != XFA_ELEMENT_ContentArea) { + pTarget = NULL; + } + if (!pTarget || !m_pCurrentContainerRecord || + pTarget != + GetCurrentContainerRecord()->pCurContentArea->m_pFormNode || + bStartNew) { + CXFA_Node* pPageArea = NULL; + if (pTarget) { + pPageArea = pTarget->GetNodeItem(XFA_NODEITEM_Parent); + } + pPageArea = GetNextAvailPageArea(pPageArea, pTarget); + bRet = pPageArea != NULL; + } + break; + case XFA_ATTRIBUTEENUM_PageArea: + if (pTarget && pTarget->GetClassID() != XFA_ELEMENT_PageArea) { + pTarget = NULL; + } + if (!pTarget || !m_pCurrentContainerRecord || + pTarget != GetCurrentContainerRecord()->pCurPageArea->m_pFormNode || + bStartNew) { + CXFA_Node* pPageArea = GetNextAvailPageArea(pTarget, NULL, TRUE); + bRet = pPageArea != NULL; + } + break; + case XFA_ATTRIBUTEENUM_PageOdd: + if (pTarget && pTarget->GetClassID() != XFA_ELEMENT_PageArea) { + pTarget = NULL; + } + if (m_nAvailPages % 2 != 1 || !m_pCurrentContainerRecord || + (pTarget && + pTarget != GetCurrentContainerRecord()->pCurPageArea->m_pFormNode) || + bStartNew) { + if (m_nAvailPages % 2 == 1) { + } + } + break; + case XFA_ATTRIBUTEENUM_PageEven: + if (pTarget && pTarget->GetClassID() != XFA_ELEMENT_PageArea) { + pTarget = NULL; + } + if (m_nAvailPages % 2 != 0 || !m_pCurrentContainerRecord || + (pTarget && + pTarget != GetCurrentContainerRecord()->pCurPageArea->m_pFormNode) || + bStartNew) { + if (m_nAvailPages % 2 == 0) { + } + } + break; + case XFA_ATTRIBUTEENUM_Auto: + default: + break; + } + return bRet; +} +FX_BOOL CXFA_LayoutPageMgr::ExecuteBreakBeforeOrAfter( + CXFA_Node* pCurNode, + FX_BOOL bBefore, + CXFA_Node*& pBreakLeaderTemplate, + CXFA_Node*& pBreakTrailerTemplate) { + XFA_ELEMENT eType = pCurNode->GetClassID(); + switch (eType) { + case XFA_ELEMENT_BreakBefore: + case XFA_ELEMENT_BreakAfter: { + CFX_WideStringC wsBreakLeader, wsBreakTrailer; + CXFA_Node* pFormNode = pCurNode->GetNodeItem( + XFA_NODEITEM_Parent, XFA_OBJECTTYPE_ContainerNode); + CXFA_Node* pContainer = pFormNode->GetTemplateNode(); + FX_BOOL bStartNew = pCurNode->GetInteger(XFA_ATTRIBUTE_StartNew) != 0; + CXFA_Node* pScript = pCurNode->GetFirstChildByClass(XFA_ELEMENT_Script); + if (pScript && !XFA_LayoutPageMgr_RunBreakTestScript(pScript)) { + return FALSE; + } + CFX_WideStringC wsTarget = pCurNode->GetCData(XFA_ATTRIBUTE_Target); + CXFA_Node* pTarget = + XFA_ResolveBreakTarget(m_pTemplatePageSetRoot, TRUE, wsTarget); + wsBreakTrailer = pCurNode->GetCData(XFA_ATTRIBUTE_Trailer); + wsBreakLeader = pCurNode->GetCData(XFA_ATTRIBUTE_Leader); + pBreakLeaderTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsBreakLeader); + pBreakTrailerTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsBreakTrailer); + if (RunBreak(eType, pCurNode->GetEnum(XFA_ATTRIBUTE_TargetType), pTarget, + bStartNew)) { + return TRUE; + } else { + if (m_rgProposedContainerRecord.GetCount() > 0 && + m_pCurrentContainerRecord == + m_rgProposedContainerRecord.GetHeadPosition() && + eType == XFA_ELEMENT_BreakBefore) { + CXFA_Node* pParentNode = pFormNode->GetNodeItem( + XFA_NODEITEM_Parent, XFA_OBJECTTYPE_ContainerNode); + if (!pParentNode || + pFormNode != + pParentNode->GetNodeItem(XFA_NODEITEM_FirstChild, + XFA_OBJECTTYPE_ContainerNode)) { + break; + } + pParentNode = pParentNode->GetNodeItem(XFA_NODEITEM_Parent); + if (!pParentNode || pParentNode->GetClassID() != XFA_ELEMENT_Form) { + break; + } + return TRUE; + } + } + } break; + case XFA_ELEMENT_Break: { + FX_BOOL bStartNew = pCurNode->GetInteger(XFA_ATTRIBUTE_StartNew) != 0; + CFX_WideStringC wsTarget = pCurNode->GetCData( + bBefore ? XFA_ATTRIBUTE_BeforeTarget : XFA_ATTRIBUTE_AfterTarget); + CXFA_Node* pTarget = + XFA_ResolveBreakTarget(m_pTemplatePageSetRoot, TRUE, wsTarget); + if (RunBreak(bBefore ? XFA_ELEMENT_BreakBefore : XFA_ELEMENT_BreakAfter, + pCurNode->GetEnum(bBefore ? XFA_ATTRIBUTE_Before + : XFA_ATTRIBUTE_After), + pTarget, bStartNew)) { + return TRUE; + } + } break; + default: + break; + } + return FALSE; +} +static void XFA_SetLayoutGeneratedNodeFlag(CXFA_Node* pNode) { + pNode->SetFlag(XFA_NODEFLAG_LayoutGeneratedNode, TRUE, FALSE); + pNode->SetFlag(XFA_NODEFLAG_UnusedNode, FALSE, FALSE); +} +FX_BOOL CXFA_LayoutPageMgr::ProcessBreakBeforeOrAfter( + CXFA_Node* pBreakNode, + FX_BOOL bBefore, + CXFA_Node*& pBreakLeaderNode, + CXFA_Node*& pBreakTrailerNode, + FX_BOOL& bCreatePage) { + CXFA_Node *pLeaderTemplate = NULL, *pTrailerTemplate = NULL; + CXFA_Node* pFormNode = pBreakNode->GetNodeItem(XFA_NODEITEM_Parent, + XFA_OBJECTTYPE_ContainerNode); + if (XFA_ItemLayoutProcessor_IsTakingSpace(pFormNode)) { + bCreatePage = ExecuteBreakBeforeOrAfter(pBreakNode, bBefore, + pLeaderTemplate, pTrailerTemplate); + CXFA_Document* pDocument = pBreakNode->GetDocument(); + CXFA_Node* pDataScope = NULL; + pFormNode = pFormNode->GetNodeItem(XFA_NODEITEM_Parent, + XFA_OBJECTTYPE_ContainerNode); + if (pLeaderTemplate) { + if (!pDataScope) { + pDataScope = XFA_DataMerge_FindDataScope(pFormNode); + } + pBreakLeaderNode = pDocument->DataMerge_CopyContainer( + pLeaderTemplate, pFormNode, pDataScope, TRUE); + pDocument->DataMerge_UpdateBindingRelations(pBreakLeaderNode); + XFA_SetLayoutGeneratedNodeFlag(pBreakLeaderNode); + } + if (pTrailerTemplate) { + if (!pDataScope) { + pDataScope = XFA_DataMerge_FindDataScope(pFormNode); + } + pBreakTrailerNode = pDocument->DataMerge_CopyContainer( + pTrailerTemplate, pFormNode, pDataScope, TRUE); + pDocument->DataMerge_UpdateBindingRelations(pBreakTrailerNode); + XFA_SetLayoutGeneratedNodeFlag(pBreakTrailerNode); + } + return TRUE; + } + return FALSE; +} +FX_BOOL CXFA_LayoutPageMgr::ProcessBookendLeaderOrTrailer( + CXFA_Node* pBookendNode, + FX_BOOL bLeader, + CXFA_Node*& pBookendAppendNode) { + CXFA_Node* pLeaderTemplate = NULL; + CXFA_Node* pFormNode = pBookendNode->GetNodeItem( + XFA_NODEITEM_Parent, XFA_OBJECTTYPE_ContainerNode); + if (ResolveBookendLeaderOrTrailer(pBookendNode, bLeader, pLeaderTemplate)) { + CXFA_Document* pDocument = pBookendNode->GetDocument(); + CXFA_Node* pDataScope = NULL; + if (pLeaderTemplate) { + if (!pDataScope) { + pDataScope = XFA_DataMerge_FindDataScope(pFormNode); + } + pBookendAppendNode = pDocument->DataMerge_CopyContainer( + pLeaderTemplate, pFormNode, pDataScope, TRUE); + pDocument->DataMerge_UpdateBindingRelations(pBookendAppendNode); + XFA_SetLayoutGeneratedNodeFlag(pBookendAppendNode); + return TRUE; + } + } + return FALSE; +} +CXFA_Node* CXFA_LayoutPageMgr::BreakOverflow(CXFA_Node* pOverflowNode, + CXFA_Node*& pLeaderTemplate, + CXFA_Node*& pTrailerTemplate, + FX_BOOL bCreatePage) { + CFX_WideStringC wsOverflowLeader, wsOverflowTrailer; + CXFA_Node* pContainer = + pOverflowNode->GetNodeItem(XFA_NODEITEM_Parent, + XFA_OBJECTTYPE_ContainerNode) + ->GetTemplateNode(); + if (pOverflowNode->GetClassID() == XFA_ELEMENT_Break) { + CFX_WideStringC wsOverflowLeader; + CFX_WideStringC wsOverflowTarget; + CFX_WideStringC wsOverflowTrailer; + pOverflowNode->TryCData(XFA_ATTRIBUTE_OverflowLeader, wsOverflowLeader); + pOverflowNode->TryCData(XFA_ATTRIBUTE_OverflowTrailer, wsOverflowTrailer); + pOverflowNode->TryCData(XFA_ATTRIBUTE_OverflowTarget, wsOverflowTarget); + if (!wsOverflowLeader.IsEmpty() || !wsOverflowTrailer.IsEmpty() || + !wsOverflowTarget.IsEmpty()) { + if (!wsOverflowTarget.IsEmpty() && bCreatePage && + !m_bCreateOverFlowPage) { + CXFA_Node* pTarget = XFA_ResolveBreakTarget(m_pTemplatePageSetRoot, + TRUE, wsOverflowTarget); + if (pTarget) { + m_bCreateOverFlowPage = TRUE; + switch (pTarget->GetClassID()) { + case XFA_ELEMENT_PageArea: + RunBreak(XFA_ELEMENT_Overflow, XFA_ATTRIBUTEENUM_PageArea, + pTarget, TRUE); + break; + case XFA_ELEMENT_ContentArea: + RunBreak(XFA_ELEMENT_Overflow, XFA_ATTRIBUTEENUM_ContentArea, + pTarget, TRUE); + break; + default: + break; + } + } + } + if (!bCreatePage) { + pLeaderTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsOverflowLeader); + pTrailerTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsOverflowTrailer); + } + return pOverflowNode; + } + return NULL; + } else if (pOverflowNode->GetClassID() == XFA_ELEMENT_Overflow) { + CFX_WideStringC wsOverflowTarget; + pOverflowNode->TryCData(XFA_ATTRIBUTE_Leader, wsOverflowLeader); + pOverflowNode->TryCData(XFA_ATTRIBUTE_Trailer, wsOverflowTrailer); + pOverflowNode->TryCData(XFA_ATTRIBUTE_Target, wsOverflowTarget); + if (!wsOverflowTarget.IsEmpty() && bCreatePage && !m_bCreateOverFlowPage) { + CXFA_Node* pTarget = XFA_ResolveBreakTarget(m_pTemplatePageSetRoot, TRUE, + wsOverflowTarget); + if (pTarget) { + m_bCreateOverFlowPage = TRUE; + switch (pTarget->GetClassID()) { + case XFA_ELEMENT_PageArea: + RunBreak(XFA_ELEMENT_Overflow, XFA_ATTRIBUTEENUM_PageArea, pTarget, + TRUE); + break; + case XFA_ELEMENT_ContentArea: + RunBreak(XFA_ELEMENT_Overflow, XFA_ATTRIBUTEENUM_ContentArea, + pTarget, TRUE); + break; + default: + break; + } + } + } + if (!bCreatePage) { + pLeaderTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsOverflowLeader); + pTrailerTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsOverflowTrailer); + } + return pOverflowNode; + } + return NULL; +} +FX_BOOL CXFA_LayoutPageMgr::ProcessOverflow(CXFA_Node* pFormNode, + CXFA_Node*& pLeaderNode, + CXFA_Node*& pTrailerNode, + FX_BOOL bDataMerge, + FX_BOOL bCreatePage) { + if (pFormNode == NULL) { + return FALSE; + } + CXFA_Node *pLeaderTemplate = NULL, *pTrailerTemplate = NULL; + FX_BOOL bIsOverflowNode = FALSE; + if (pFormNode->GetClassID() == XFA_ELEMENT_Overflow || + pFormNode->GetClassID() == XFA_ELEMENT_Break) { + bIsOverflowNode = TRUE; + } + for (CXFA_Node* pCurNode = + bIsOverflowNode ? pFormNode + : pFormNode->GetNodeItem(XFA_NODEITEM_FirstChild); + pCurNode; pCurNode = pCurNode->GetNodeItem((XFA_NODEITEM_NextSibling))) { + if (BreakOverflow(pCurNode, pLeaderTemplate, pTrailerTemplate, + bCreatePage)) { + if (bIsOverflowNode) { + pFormNode = pCurNode->GetNodeItem(XFA_NODEITEM_Parent); + } + CXFA_Document* pDocument = pCurNode->GetDocument(); + CXFA_Node* pDataScope = NULL; + if (pLeaderTemplate) { + if (!pDataScope) { + pDataScope = XFA_DataMerge_FindDataScope(pFormNode); + } + pLeaderNode = pDocument->DataMerge_CopyContainer( + pLeaderTemplate, pFormNode, pDataScope, TRUE); + pDocument->DataMerge_UpdateBindingRelations(pLeaderNode); + XFA_SetLayoutGeneratedNodeFlag(pLeaderNode); + } + if (pTrailerTemplate) { + if (!pDataScope) { + pDataScope = XFA_DataMerge_FindDataScope(pFormNode); + } + pTrailerNode = pDocument->DataMerge_CopyContainer( + pTrailerTemplate, pFormNode, pDataScope, TRUE); + pDocument->DataMerge_UpdateBindingRelations(pTrailerNode); + XFA_SetLayoutGeneratedNodeFlag(pTrailerNode); + } + return TRUE; + } + if (bIsOverflowNode) { + break; + } + } + return FALSE; +} +FX_BOOL CXFA_LayoutPageMgr::ResolveBookendLeaderOrTrailer( + CXFA_Node* pBookendNode, + FX_BOOL bLeader, + CXFA_Node*& pBookendAppendTemplate) { + CFX_WideStringC wsBookendLeader; + CXFA_Node* pContainer = + pBookendNode->GetNodeItem(XFA_NODEITEM_Parent, + XFA_OBJECTTYPE_ContainerNode) + ->GetTemplateNode(); + if (pBookendNode->GetClassID() == XFA_ELEMENT_Break) { + pBookendNode->TryCData( + bLeader ? XFA_ATTRIBUTE_BookendLeader : XFA_ATTRIBUTE_BookendTrailer, + wsBookendLeader); + if (!wsBookendLeader.IsEmpty()) { + pBookendAppendTemplate = + XFA_ResolveBreakTarget(pContainer, FALSE, wsBookendLeader); + return TRUE; + } + return FALSE; + } else if (pBookendNode->GetClassID() == XFA_ELEMENT_Bookend) { + pBookendNode->TryCData( + bLeader ? XFA_ATTRIBUTE_Leader : XFA_ATTRIBUTE_Trailer, + wsBookendLeader); + pBookendAppendTemplate = + XFA_ResolveBreakTarget(pContainer, TRUE, wsBookendLeader); + return TRUE; + } + return FALSE; +} +FX_BOOL CXFA_LayoutPageMgr::FindPageAreaFromPageSet( + CXFA_Node* pPageSet, + CXFA_Node* pStartChild, + CXFA_Node* pTargetPageArea, + CXFA_Node* pTargetContentArea, + FX_BOOL bNewPage, + FX_BOOL bQuery) { + if (pPageSet == NULL && pStartChild == NULL) { + return FALSE; + } + if (IsPageSetRootOrderedOccurrence()) { + return FindPageAreaFromPageSet_Ordered(pPageSet, pStartChild, + pTargetPageArea, pTargetContentArea, + bNewPage, bQuery); + } + XFA_ATTRIBUTEENUM ePreferredPosition = m_pCurrentContainerRecord + ? XFA_ATTRIBUTEENUM_Rest + : XFA_ATTRIBUTEENUM_First; + return FindPageAreaFromPageSet_SimplexDuplex( + pPageSet, pStartChild, pTargetPageArea, pTargetContentArea, bNewPage, + bQuery, ePreferredPosition); +} +FX_BOOL CXFA_LayoutPageMgr::FindPageAreaFromPageSet_Ordered( + CXFA_Node* pPageSet, + CXFA_Node* pStartChild, + CXFA_Node* pTargetPageArea, + CXFA_Node* pTargetContentArea, + FX_BOOL bNewPage, + FX_BOOL bQuery) { + int32_t iPageSetCount = 0; + if (!pStartChild && !bQuery) { + m_pPageSetMap.Lookup(pPageSet, iPageSetCount); + int32_t iMax = -1; + CXFA_Node* pOccurNode = pPageSet->GetFirstChildByClass(XFA_ELEMENT_Occur); + if (pOccurNode) { + pOccurNode->TryInteger(XFA_ATTRIBUTE_Max, iMax, FALSE); + } + if (iMax >= 0 && iMax <= iPageSetCount) { + return FALSE; + } + } + FX_BOOL bRes = FALSE; + CXFA_Node* pCurrentNode = + pStartChild ? pStartChild->GetNodeItem(XFA_NODEITEM_NextSibling) + : pPageSet->GetNodeItem(XFA_NODEITEM_FirstChild); + for (; pCurrentNode; + pCurrentNode = pCurrentNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { + if (pCurrentNode->GetClassID() == XFA_ELEMENT_PageArea) { + if ((pTargetPageArea == pCurrentNode || pTargetPageArea == NULL)) { + if (pCurrentNode->GetFirstChildByClass(XFA_ELEMENT_ContentArea) == + NULL) { + if (pTargetPageArea == pCurrentNode) { + CreateMinPageRecord(pCurrentNode, TRUE); + pTargetPageArea = NULL; + } + continue; + } + if (!bQuery) { + CXFA_ContainerRecord* pNewRecord = + CreateContainerRecord(pCurrentNode, pStartChild == NULL); + AddPageAreaLayoutItem(pNewRecord, pCurrentNode); + if (pTargetContentArea == NULL) { + pTargetContentArea = + pCurrentNode->GetFirstChildByClass(XFA_ELEMENT_ContentArea); + } + AddContentAreaLayoutItem(pNewRecord, pTargetContentArea); + } + m_pCurPageArea = pCurrentNode; + m_nCurPageCount = 1; + bRes = TRUE; + break; + } + if (!bQuery) { + CreateMinPageRecord(pCurrentNode, FALSE); + } + } else if (pCurrentNode->GetClassID() == XFA_ELEMENT_PageSet) { + if (FindPageAreaFromPageSet_Ordered(pCurrentNode, NULL, pTargetPageArea, + pTargetContentArea, bNewPage, + bQuery)) { + bRes = TRUE; + break; + } + if (!bQuery) { + CreateMinPageSetRecord(pCurrentNode, TRUE); + } + } + } + if (!pStartChild && bRes && !bQuery) { + m_pPageSetMap.SetAt(pPageSet, ++iPageSetCount); + } + return bRes; +} +FX_BOOL CXFA_LayoutPageMgr::FindPageAreaFromPageSet_SimplexDuplex( + CXFA_Node* pPageSet, + CXFA_Node* pStartChild, + CXFA_Node* pTargetPageArea, + CXFA_Node* pTargetContentArea, + FX_BOOL bNewPage, + FX_BOOL bQuery, + XFA_ATTRIBUTEENUM ePreferredPosition) { + const XFA_ATTRIBUTEENUM eFallbackPosition = XFA_ATTRIBUTEENUM_Any; + CXFA_Node *pPreferredPageArea = NULL, *pFallbackPageArea = NULL; + CXFA_Node* pCurrentNode = NULL; + if (!pStartChild || pStartChild->GetClassID() == XFA_ELEMENT_PageArea) { + pCurrentNode = pPageSet->GetNodeItem(XFA_NODEITEM_FirstChild); + } else { + pCurrentNode = pStartChild->GetNodeItem(XFA_NODEITEM_NextSibling); + } + for (; pCurrentNode; + pCurrentNode = pCurrentNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { + if (pCurrentNode->GetClassID() == XFA_ELEMENT_PageArea) { + if (!MatchPageAreaOddOrEven(pCurrentNode, FALSE)) { + continue; + } + XFA_ATTRIBUTEENUM eCurPagePosition = + pCurrentNode->GetEnum(XFA_ATTRIBUTE_PagePosition); + if (ePreferredPosition == XFA_ATTRIBUTEENUM_Last) { + if (eCurPagePosition != ePreferredPosition) { + continue; + } + if (m_ePageSetMode == XFA_ATTRIBUTEENUM_SimplexPaginated || + pCurrentNode->GetEnum(XFA_ATTRIBUTE_OddOrEven) == + XFA_ATTRIBUTEENUM_Any) { + pPreferredPageArea = pCurrentNode; + break; + } + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pNewRecord, pCurrentNode); + AddContentAreaLayoutItem(pNewRecord, pCurrentNode->GetFirstChildByClass( + XFA_ELEMENT_ContentArea)); + pPreferredPageArea = pCurrentNode; + return FALSE; + } else if (ePreferredPosition == XFA_ATTRIBUTEENUM_Only) { + if (eCurPagePosition != ePreferredPosition) { + continue; + } + if (m_ePageSetMode != XFA_ATTRIBUTEENUM_DuplexPaginated || + pCurrentNode->GetEnum(XFA_ATTRIBUTE_OddOrEven) == + XFA_ATTRIBUTEENUM_Any) { + pPreferredPageArea = pCurrentNode; + break; + } + return FALSE; + } + if ((pTargetPageArea == pCurrentNode || pTargetPageArea == NULL)) { + if (pCurrentNode->GetFirstChildByClass(XFA_ELEMENT_ContentArea) == + NULL) { + if (pTargetPageArea == pCurrentNode) { + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pNewRecord, pCurrentNode); + pTargetPageArea = NULL; + } + continue; + } + if ((ePreferredPosition == XFA_ATTRIBUTEENUM_Rest && + eCurPagePosition == XFA_ATTRIBUTEENUM_Any) || + eCurPagePosition == ePreferredPosition) { + pPreferredPageArea = pCurrentNode; + break; + } else if (eCurPagePosition == eFallbackPosition && + !pFallbackPageArea) { + pFallbackPageArea = pCurrentNode; + } + } else if (pTargetPageArea && + !MatchPageAreaOddOrEven(pTargetPageArea, FALSE)) { + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pNewRecord, pCurrentNode); + AddContentAreaLayoutItem(pNewRecord, pCurrentNode->GetFirstChildByClass( + XFA_ELEMENT_ContentArea)); + } + } else if (pCurrentNode->GetClassID() == XFA_ELEMENT_PageSet) { + if (FindPageAreaFromPageSet_SimplexDuplex( + pCurrentNode, NULL, pTargetPageArea, pTargetContentArea, bNewPage, + bQuery, ePreferredPosition)) { + break; + } + } + } + CXFA_Node* pCurPageArea = NULL; + if (pPreferredPageArea) { + pCurPageArea = pPreferredPageArea; + } else if (pFallbackPageArea) { + pCurPageArea = pFallbackPageArea; + } + if (!pCurPageArea) { + return FALSE; + } + if (!bQuery) { + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pNewRecord, pCurPageArea); + if (pTargetContentArea == NULL) { + pTargetContentArea = + pCurPageArea->GetFirstChildByClass(XFA_ELEMENT_ContentArea); + } + AddContentAreaLayoutItem(pNewRecord, pTargetContentArea); + } + m_pCurPageArea = pCurPageArea; + return TRUE; +} +FX_BOOL CXFA_LayoutPageMgr::MatchPageAreaOddOrEven(CXFA_Node* pPageArea, + FX_BOOL bLastMatch) { + if (m_ePageSetMode != XFA_ATTRIBUTEENUM_DuplexPaginated) { + return TRUE; + } + XFA_ATTRIBUTEENUM eOddOrEven = XFA_ATTRIBUTEENUM_Any; + pPageArea->TryEnum(XFA_ATTRIBUTE_OddOrEven, eOddOrEven); + if (eOddOrEven != XFA_ATTRIBUTEENUM_Any) { + int32_t iPageCount = GetPageCount(); + if (bLastMatch) { + return eOddOrEven == XFA_ATTRIBUTEENUM_Odd ? iPageCount % 2 == 1 + : iPageCount % 2 == 0; + } + return eOddOrEven == XFA_ATTRIBUTEENUM_Odd ? iPageCount % 2 == 0 + : iPageCount % 2 == 1; + } + return TRUE; +} +CXFA_Node* CXFA_LayoutPageMgr::GetNextAvailPageArea( + CXFA_Node* pTargetPageArea, + CXFA_Node* pTargetContentArea, + FX_BOOL bNewPage, + FX_BOOL bQuery) { + if (m_pCurPageArea == NULL) { + FindPageAreaFromPageSet(m_pTemplatePageSetRoot, NULL, pTargetPageArea, + pTargetContentArea, bNewPage, bQuery); + ASSERT(m_pCurPageArea); + return m_pCurPageArea; + } + if (pTargetPageArea == NULL || pTargetPageArea == m_pCurPageArea) { + if (!bNewPage && GetNextContentArea(pTargetContentArea)) { + return m_pCurPageArea; + } + if (IsPageSetRootOrderedOccurrence()) { + int32_t iMax = -1; + CXFA_Node* pOccurNode = + m_pCurPageArea->GetFirstChildByClass(XFA_ELEMENT_Occur); + if (pOccurNode) { + pOccurNode->TryInteger(XFA_ATTRIBUTE_Max, iMax, FALSE); + } + if ((iMax < 0 || m_nCurPageCount < iMax)) { + if (!bQuery) { + CXFA_ContainerRecord* pNewRecord = + CreateContainerRecord(m_pCurPageArea); + AddPageAreaLayoutItem(pNewRecord, m_pCurPageArea); + if (pTargetContentArea == NULL) { + pTargetContentArea = + m_pCurPageArea->GetFirstChildByClass(XFA_ELEMENT_ContentArea); + } + AddContentAreaLayoutItem(pNewRecord, pTargetContentArea); + } + m_nCurPageCount++; + return m_pCurPageArea; + } + } + } + if (!bQuery && IsPageSetRootOrderedOccurrence()) { + CreateMinPageRecord(m_pCurPageArea, FALSE, TRUE); + } + if (FindPageAreaFromPageSet(m_pCurPageArea->GetNodeItem(XFA_NODEITEM_Parent), + m_pCurPageArea, pTargetPageArea, + pTargetContentArea, bNewPage, bQuery)) { + return m_pCurPageArea; + } + CXFA_Node* pPageSet = m_pCurPageArea->GetNodeItem(XFA_NODEITEM_Parent); + while (TRUE) { + if (FindPageAreaFromPageSet(pPageSet, NULL, pTargetPageArea, + pTargetContentArea, bNewPage, bQuery)) { + return m_pCurPageArea; + } + if (!bQuery && IsPageSetRootOrderedOccurrence()) { + CreateMinPageSetRecord(pPageSet); + } + if (FindPageAreaFromPageSet(NULL, pPageSet, pTargetPageArea, + pTargetContentArea, bNewPage, bQuery)) { + return m_pCurPageArea; + } + if (pPageSet == m_pTemplatePageSetRoot) { + break; + } + pPageSet = pPageSet->GetNodeItem(XFA_NODEITEM_Parent); + } + return NULL; +} +static FX_BOOL XFA_LayoutPageMgr_CheckContentAreaNotUsed( + CXFA_ContainerLayoutItem* pPageAreaLayoutItem, + CXFA_Node* pContentArea, + CXFA_ContainerLayoutItem*& pContentAreaLayoutItem) { + for (CXFA_ContainerLayoutItem* pLayoutItem = + (CXFA_ContainerLayoutItem*)pPageAreaLayoutItem->m_pFirstChild; + pLayoutItem; + pLayoutItem = (CXFA_ContainerLayoutItem*)pLayoutItem->m_pNextSibling) { + if (pLayoutItem->m_pFormNode == pContentArea) { + if (pLayoutItem->m_pFirstChild == NULL) { + pContentAreaLayoutItem = pLayoutItem; + return TRUE; + } + return FALSE; + } + } + return TRUE; +} +FX_BOOL CXFA_LayoutPageMgr::GetNextContentArea(CXFA_Node* pContentArea) { + CXFA_Node* pCurContentNode = + GetCurrentContainerRecord()->pCurContentArea->m_pFormNode; + if (pContentArea == NULL) { + pContentArea = + pCurContentNode->GetNextSameClassSibling(XFA_ELEMENT_ContentArea); + if (pContentArea == NULL) { + return FALSE; + } + } else { + if (pContentArea->GetNodeItem(XFA_NODEITEM_Parent) != m_pCurPageArea) { + return FALSE; + } + CXFA_ContainerLayoutItem* pContentAreaLayout = NULL; + if (!XFA_LayoutPageMgr_CheckContentAreaNotUsed( + GetCurrentContainerRecord()->pCurPageArea, pContentArea, + pContentAreaLayout)) { + return FALSE; + } + if (pContentAreaLayout) { + if (pContentAreaLayout->m_pFormNode != pCurContentNode) { + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + pNewRecord->pCurContentArea = pContentAreaLayout; + return TRUE; + } else { + return FALSE; + } + } + } + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + AddContentAreaLayoutItem(pNewRecord, pContentArea); + return TRUE; +} +void CXFA_LayoutPageMgr::InitPageSetMap() { + if (!IsPageSetRootOrderedOccurrence()) { + return; + } + CXFA_NodeIterator sIterator(m_pTemplatePageSetRoot); + for (CXFA_Node* pPageSetNode = sIterator.GetCurrent(); pPageSetNode; + pPageSetNode = sIterator.MoveToNext()) { + if (pPageSetNode->GetClassID() == XFA_ELEMENT_PageSet) { + XFA_ATTRIBUTEENUM eRelation = + pPageSetNode->GetEnum(XFA_ATTRIBUTE_Relation); + if (eRelation == XFA_ATTRIBUTEENUM_OrderedOccurrence) { + m_pPageSetMap.SetAt(pPageSetNode, 0); + } + } + } +} +int32_t CXFA_LayoutPageMgr::CreateMinPageRecord(CXFA_Node* pPageArea, + FX_BOOL bTargetPageArea, + FX_BOOL bCreateLast) { + if (pPageArea == NULL) { + return 0; + } + CXFA_Node* pOccurNode = pPageArea->GetFirstChildByClass(XFA_ELEMENT_Occur); + int32_t iMin = 0; + if ((pOccurNode && pOccurNode->TryInteger(XFA_ATTRIBUTE_Min, iMin, FALSE)) || + bTargetPageArea) { + CXFA_Node* pContentArea = + pPageArea->GetFirstChildByClass(XFA_ELEMENT_ContentArea); + if (iMin < 1 && bTargetPageArea && !pContentArea) { + iMin = 1; + } + int32_t i = 0; + if (bCreateLast) { + i = m_nCurPageCount; + } + for (; i < iMin; i++) { + CXFA_ContainerRecord* pNewRecord = CreateContainerRecord(); + AddPageAreaLayoutItem(pNewRecord, pPageArea); + AddContentAreaLayoutItem(pNewRecord, pContentArea); + } + } + return iMin; +} +void CXFA_LayoutPageMgr::CreateMinPageSetRecord(CXFA_Node* pPageSet, + FX_BOOL bCreateAll) { + if (pPageSet == NULL) { + return; + } + int32_t iCurSetCount = 0; + if (!m_pPageSetMap.Lookup(pPageSet, iCurSetCount)) { + return; + } + if (bCreateAll) { + iCurSetCount = 0; + } + CXFA_Node* pOccurNode = pPageSet->GetFirstChildByClass(XFA_ELEMENT_Occur); + int32_t iMin = 0; + if (pOccurNode && pOccurNode->TryInteger(XFA_ATTRIBUTE_Min, iMin, FALSE)) { + if (iCurSetCount < iMin) { + for (int32_t i = 0; i < iMin - iCurSetCount; i++) { + for (CXFA_Node* pCurrentPageNode = + pPageSet->GetNodeItem(XFA_NODEITEM_FirstChild); + pCurrentPageNode; pCurrentPageNode = pCurrentPageNode->GetNodeItem( + XFA_NODEITEM_NextSibling)) { + if (pCurrentPageNode->GetClassID() == XFA_ELEMENT_PageArea) { + CreateMinPageRecord(pCurrentPageNode, FALSE); + } else if (pCurrentPageNode->GetClassID() == XFA_ELEMENT_PageSet) { + CreateMinPageSetRecord(pCurrentPageNode, TRUE); + } + } + } + m_pPageSetMap.SetAt(pPageSet, iMin); + } + } +} +void CXFA_LayoutPageMgr::CreateNextMinRecord(CXFA_Node* pRecordNode) { + if (pRecordNode == NULL) { + return; + } + for (CXFA_Node* pCurrentNode = + pRecordNode->GetNodeItem(XFA_NODEITEM_NextSibling); + pCurrentNode; + pCurrentNode = pCurrentNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { + if (pCurrentNode->GetClassID() == XFA_ELEMENT_PageArea) { + CreateMinPageRecord(pCurrentNode, FALSE); + } else if (pCurrentNode->GetClassID() == XFA_ELEMENT_PageSet) { + CreateMinPageSetRecord(pCurrentNode, TRUE); + } + } +} +void CXFA_LayoutPageMgr::ProcessLastPageSet() { + CreateMinPageRecord(m_pCurPageArea, FALSE, TRUE); + CreateNextMinRecord(m_pCurPageArea); + CXFA_Node* pPageSet = m_pCurPageArea->GetNodeItem(XFA_NODEITEM_Parent); + while (TRUE) { + CreateMinPageSetRecord(pPageSet); + if (pPageSet == m_pTemplatePageSetRoot) { + break; + } + CreateNextMinRecord(pPageSet); + pPageSet = pPageSet->GetNodeItem(XFA_NODEITEM_Parent); + } +} +FX_BOOL CXFA_LayoutPageMgr::GetNextAvailContentHeight(FX_FLOAT fChildHeight) { + CXFA_Node* pCurContentNode = + GetCurrentContainerRecord()->pCurContentArea->m_pFormNode; + if (pCurContentNode == NULL) { + return FALSE; + } + pCurContentNode = + pCurContentNode->GetNextSameClassSibling(XFA_ELEMENT_ContentArea); + if (pCurContentNode) { + FX_FLOAT fNextContentHeight = + pCurContentNode->GetMeasure(XFA_ATTRIBUTE_H).ToUnit(XFA_UNIT_Pt); + return fNextContentHeight > fChildHeight; + } + CXFA_Node* pPageNode = GetCurrentContainerRecord()->pCurPageArea->m_pFormNode; + CXFA_Node* pOccurNode = pPageNode->GetFirstChildByClass(XFA_ELEMENT_Occur); + int32_t iMax = 0; + if (pOccurNode && pOccurNode->TryInteger(XFA_ATTRIBUTE_Max, iMax, FALSE)) { + if (m_nCurPageCount == iMax) { + CXFA_Node* pSrcPage = m_pCurPageArea; + int32_t nSrcPageCount = m_nCurPageCount; + FX_POSITION psSrcRecord = m_rgProposedContainerRecord.GetTailPosition(); + CXFA_Node* pNextPage = GetNextAvailPageArea(NULL, NULL, FALSE, TRUE); + m_pCurPageArea = pSrcPage; + m_nCurPageCount = nSrcPageCount; + CXFA_ContainerRecord* pPrevRecord = + (CXFA_ContainerRecord*)m_rgProposedContainerRecord.GetNext( + psSrcRecord); + while (psSrcRecord) { + FX_POSITION psSaveRecord = psSrcRecord; + CXFA_ContainerRecord* pInsertRecord = + (CXFA_ContainerRecord*)m_rgProposedContainerRecord.GetNext( + psSrcRecord); + RemoveLayoutRecord(pInsertRecord, pPrevRecord); + delete pInsertRecord; + m_rgProposedContainerRecord.RemoveAt(psSaveRecord); + } + if (pNextPage) { + CXFA_Node* pContentArea = + pNextPage->GetFirstChildByClass(XFA_ELEMENT_ContentArea); + if (pContentArea) { + FX_FLOAT fNextContentHeight = + pContentArea->GetMeasure(XFA_ATTRIBUTE_H).ToUnit(XFA_UNIT_Pt); + if (fNextContentHeight > fChildHeight) { + return TRUE; + } + } + } + return FALSE; + } + } + CXFA_Node* pContentArea = + pPageNode->GetFirstChildByClass(XFA_ELEMENT_ContentArea); + FX_FLOAT fNextContentHeight = + pContentArea->GetMeasure(XFA_ATTRIBUTE_H).ToUnit(XFA_UNIT_Pt); + if (fNextContentHeight < XFA_LAYOUT_FLOAT_PERCISION) { + return TRUE; + } + if (fNextContentHeight > fChildHeight) { + return TRUE; + } + return FALSE; +} +void CXFA_LayoutPageMgr::ClearData() { + ClearRecordList(); +} +void CXFA_LayoutPageMgr::ClearRecordList() { + if (!m_pTemplatePageSetRoot) { + return; + } + if (m_rgProposedContainerRecord.GetCount() > 0) { + FX_POSITION sPos; + sPos = m_rgProposedContainerRecord.GetHeadPosition(); + while (sPos) { + CXFA_ContainerRecord* pRecord = + (CXFA_ContainerRecord*)m_rgProposedContainerRecord.GetNext(sPos); + delete pRecord; + } + m_rgProposedContainerRecord.RemoveAll(); + } + m_pCurrentContainerRecord = NULL; + m_pCurPageArea = NULL; + m_nCurPageCount = 0; + m_bCreateOverFlowPage = FALSE; + m_pPageSetMap.RemoveAll(); +} +CXFA_LayoutItem* CXFA_LayoutPageMgr::FindOrCreateLayoutItem( + CXFA_Node* pFormNode) { + return pFormNode->GetDocument()->GetParser()->GetNotify()->OnCreateLayoutItem( + pFormNode); +} +static void XFA_SyncRemoveLayoutItem(CXFA_LayoutItem* pParentLayoutItem, + IXFA_Notify* pNotify, + IXFA_DocLayout* pDocLayout) { + CXFA_LayoutItem* pNextLayoutItem; + CXFA_LayoutItem* pCurLayoutItem = pParentLayoutItem->m_pFirstChild; + while (pCurLayoutItem) { + pNextLayoutItem = pCurLayoutItem->m_pNextSibling; + if (pCurLayoutItem->m_pFirstChild) { + XFA_SyncRemoveLayoutItem(pCurLayoutItem, pNotify, pDocLayout); + } + pNotify->OnLayoutEvent(pDocLayout, pCurLayoutItem, + XFA_LAYOUTEVENT_ItemRemoving); + delete pCurLayoutItem; + pCurLayoutItem = pNextLayoutItem; + } +} +void CXFA_LayoutPageMgr::SaveLayoutItem(CXFA_LayoutItem* pParentLayoutItem) { + CXFA_LayoutItem* pNextLayoutItem; + CXFA_LayoutItem* pCurLayoutItem = pParentLayoutItem->m_pFirstChild; + while (pCurLayoutItem) { + pNextLayoutItem = pCurLayoutItem->m_pNextSibling; + if (pCurLayoutItem->IsContentLayoutItem()) { + FX_DWORD dwFlag = pCurLayoutItem->m_pFormNode->GetFlag(); + if (dwFlag & (XFA_NODEFLAG_HasRemoved)) { + IXFA_Notify* pNotify = + m_pTemplatePageSetRoot->GetDocument()->GetParser()->GetNotify(); + IXFA_DocLayout* pDocLayout = + m_pTemplatePageSetRoot->GetDocument()->GetDocLayout(); + if (pCurLayoutItem->m_pFirstChild) { + XFA_SyncRemoveLayoutItem(pCurLayoutItem, pNotify, pDocLayout); + } + pNotify->OnLayoutEvent(pDocLayout, pCurLayoutItem, + XFA_LAYOUTEVENT_ItemRemoving); + delete pCurLayoutItem; + pCurLayoutItem = pNextLayoutItem; + continue; + } + if (dwFlag & XFA_NODEFLAG_LayoutGeneratedNode) { + CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> + sIterator(pCurLayoutItem->m_pFormNode); + for (CXFA_Node* pNode = sIterator.GetCurrent(); pNode; + pNode = sIterator.MoveToNext()) { + pNode->SetFlag(XFA_NODEFLAG_UnusedNode, TRUE, FALSE); + } + } + } + if (pCurLayoutItem->m_pFirstChild) { + SaveLayoutItem(pCurLayoutItem); + } + pCurLayoutItem->m_pParent = NULL; + pCurLayoutItem->m_pNextSibling = NULL; + pCurLayoutItem->m_pFirstChild = NULL; + if (!pCurLayoutItem->IsContentLayoutItem() && + pCurLayoutItem->m_pFormNode->GetClassID() != XFA_ELEMENT_PageArea) { + delete pCurLayoutItem; + } + pCurLayoutItem = pNextLayoutItem; + } +} +CXFA_Node* CXFA_LayoutPageMgr::QueryOverflow( + CXFA_Node* pFormNode, + CXFA_LayoutContext* pLayoutContext) { + for (CXFA_Node* pCurNode = pFormNode->GetNodeItem(XFA_NODEITEM_FirstChild); + pCurNode; pCurNode = pCurNode->GetNodeItem((XFA_NODEITEM_NextSibling))) { + if (pCurNode->GetClassID() == XFA_ELEMENT_Break) { + CFX_WideStringC wsOverflowLeader; + CFX_WideStringC wsOverflowTarget; + CFX_WideStringC wsOverflowTrailer; + pCurNode->TryCData(XFA_ATTRIBUTE_OverflowLeader, wsOverflowLeader); + pCurNode->TryCData(XFA_ATTRIBUTE_OverflowTrailer, wsOverflowTrailer); + pCurNode->TryCData(XFA_ATTRIBUTE_OverflowTarget, wsOverflowTarget); + if (!wsOverflowLeader.IsEmpty() || !wsOverflowTrailer.IsEmpty() || + !wsOverflowTarget.IsEmpty()) { + return pCurNode; + } + return NULL; + } else if (pCurNode->GetClassID() == XFA_ELEMENT_Overflow) { + return pCurNode; + } + } + return NULL; +} +void CXFA_LayoutPageMgr::MergePageSetContents() { + CXFA_Document* pDocument = m_pTemplatePageSetRoot->GetDocument(); + IXFA_Notify* pNotify = pDocument->GetParser()->GetNotify(); + IXFA_DocLayout* pDocLayout = pDocument->GetDocLayout(); + CXFA_ContainerLayoutItem* pRootLayout = GetRootLayoutItem(); + { + for (int32_t iIndex = 0; iIndex < pDocument->m_pPendingPageSet.GetSize(); + iIndex++) { + CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> + sIterator(pDocument->m_pPendingPageSet.GetAt(iIndex)); + for (CXFA_Node* pNode = sIterator.GetCurrent(); pNode; + pNode = sIterator.MoveToNext()) { + if (pNode->IsContainerNode()) { + CXFA_Node* pBindNode = pNode->GetBindData(); + if (pBindNode) { + pBindNode->RemoveBindItem(pNode); + pNode->SetObject(XFA_ATTRIBUTE_BindingNode, NULL); + } + } + pNode->SetFlag(XFA_NODEFLAG_UnusedNode); + } + } + } + int32_t iIndex = 0; + CXFA_Node* pPendingPageSet = NULL; + for (; pRootLayout; + pRootLayout = (CXFA_ContainerLayoutItem*)pRootLayout->m_pNextSibling) { + pPendingPageSet = NULL; + CXFA_NodeIteratorTemplate< + CXFA_ContainerLayoutItem, + CXFA_TraverseStrategy_ContentAreaContainerLayoutItem> + iterator(pRootLayout); + CXFA_ContainerLayoutItem* pRootPageSetContainerItem = iterator.GetCurrent(); + ASSERT(pRootPageSetContainerItem->m_pFormNode->GetClassID() == + XFA_ELEMENT_PageSet); + if (iIndex < pDocument->m_pPendingPageSet.GetSize()) { + pPendingPageSet = pDocument->m_pPendingPageSet.GetAt(iIndex); + iIndex++; + } + if (!pPendingPageSet) { + if (pRootPageSetContainerItem->m_pFormNode->GetPacketID() == + XFA_XDPPACKET_Template) { + pPendingPageSet = + pRootPageSetContainerItem->m_pFormNode->CloneTemplateToForm(FALSE); + } else { + pPendingPageSet = pRootPageSetContainerItem->m_pFormNode; + } + } + if (pRootPageSetContainerItem->m_pFormNode->GetUserData( + XFA_LAYOUTITEMKEY) == pRootPageSetContainerItem) { + pRootPageSetContainerItem->m_pFormNode->SetUserData(XFA_LAYOUTITEMKEY, + NULL); + } + pRootPageSetContainerItem->m_pFormNode = pPendingPageSet; + pPendingPageSet->SetFlag(XFA_NODEFLAG_UnusedNode, FALSE); + for (CXFA_ContainerLayoutItem* pContainerItem = iterator.MoveToNext(); + pContainerItem; pContainerItem = iterator.MoveToNext()) { + CXFA_Node* pNode = pContainerItem->m_pFormNode; + if (pNode->GetPacketID() != XFA_XDPPACKET_Template) { + continue; + } + switch (pNode->GetClassID()) { + case XFA_ELEMENT_PageSet: { + CXFA_Node* pParentNode = pContainerItem->m_pParent->m_pFormNode; + pContainerItem->m_pFormNode = XFA_NodeMerge_CloneOrMergeContainer( + pDocument, pParentNode, pContainerItem->m_pFormNode, TRUE); + } break; + case XFA_ELEMENT_PageArea: { + CXFA_ContainerLayoutItem* pFormLayout = pContainerItem; + CXFA_Node* pParentNode = pContainerItem->m_pParent->m_pFormNode; + FX_BOOL bIsExistForm = TRUE; + for (int32_t iLevel = 0; iLevel < 3; iLevel++) { + pFormLayout = (CXFA_ContainerLayoutItem*)pFormLayout->m_pFirstChild; + if (iLevel == 2) { + while (pFormLayout && + !XFA_ItemLayoutProcessor_IsTakingSpace( + pFormLayout->m_pFormNode)) { + pFormLayout = + (CXFA_ContainerLayoutItem*)pFormLayout->m_pNextSibling; + } + } + if (pFormLayout == NULL) { + bIsExistForm = FALSE; + break; + } + } + if (bIsExistForm) { + CXFA_Node* pNewSubform = pFormLayout->m_pFormNode; + if (pContainerItem->m_pOldSubform && + pContainerItem->m_pOldSubform != pNewSubform) { + CXFA_Node* pExistingNode = XFA_DataMerge_FindFormDOMInstance( + pDocument, pContainerItem->m_pFormNode->GetClassID(), + pContainerItem->m_pFormNode->GetNameHash(), pParentNode); + CXFA_ContainerIterator sIterator(pExistingNode); + for (CXFA_Node* pNode = sIterator.GetCurrent(); pNode; + pNode = sIterator.MoveToNext()) { + if (pNode->GetClassID() != XFA_ELEMENT_ContentArea) { + CXFA_LayoutItem* pLayoutItem = static_cast<CXFA_LayoutItem*>( + pNode->GetUserData(XFA_LAYOUTITEMKEY)); + if (pLayoutItem) { + pNotify->OnLayoutEvent(pDocLayout, pLayoutItem, + XFA_LAYOUTEVENT_ItemRemoving); + delete pLayoutItem; + } + } + } + if (pExistingNode) { + pParentNode->RemoveChild(pExistingNode); + } + } + pContainerItem->m_pOldSubform = pNewSubform; + } + pContainerItem->m_pFormNode = pDocument->DataMerge_CopyContainer( + pContainerItem->m_pFormNode, pParentNode, + ToNode(pDocument->GetXFAObject(XFA_HASHCODE_Record)), TRUE); + } break; + case XFA_ELEMENT_ContentArea: { + CXFA_Node* pParentNode = pContainerItem->m_pParent->m_pFormNode; + for (CXFA_Node* pChildNode = + pParentNode->GetNodeItem(XFA_NODEITEM_FirstChild); + pChildNode; + pChildNode = pChildNode->GetNodeItem(XFA_NODEITEM_NextSibling)) { + if (pChildNode->GetTemplateNode() != pContainerItem->m_pFormNode) { + continue; + } + pContainerItem->m_pFormNode = pChildNode; + break; + } + } break; + default: + break; + } + } + if (!pPendingPageSet->GetNodeItem(XFA_NODEITEM_Parent)) { + CXFA_Node* pFormToplevelSubform = + pDocument->GetXFAObject(XFA_HASHCODE_Form) + ->AsNode() + ->GetFirstChildByClass(XFA_ELEMENT_Subform); + pFormToplevelSubform->InsertChild(pPendingPageSet); + } + pDocument->DataMerge_UpdateBindingRelations(pPendingPageSet); + pPendingPageSet->SetFlag(XFA_NODEFLAG_Initialized); + } + pPendingPageSet = GetRootLayoutItem()->m_pFormNode; + while (pPendingPageSet) { + CXFA_Node* pNextPendingPageSet = + pPendingPageSet->GetNextSameClassSibling(XFA_ELEMENT_PageSet); + CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> + sIterator(pPendingPageSet); + CXFA_Node* pNode = sIterator.GetCurrent(); + while (pNode) { + if (pNode->HasFlag(XFA_NODEFLAG_UnusedNode)) { + if (pNode->GetObjectType() == XFA_OBJECTTYPE_ContainerNode) { + XFA_ELEMENT eCurId = pNode->GetClassID(); + if (eCurId == XFA_ELEMENT_PageArea || eCurId == XFA_ELEMENT_PageSet) { + CXFA_ContainerIterator iteChild(pNode); + CXFA_Node* pChildNode = iteChild.MoveToNext(); + for (; pChildNode; pChildNode = iteChild.MoveToNext()) { + CXFA_LayoutItem* pLayoutItem = static_cast<CXFA_LayoutItem*>( + pChildNode->GetUserData(XFA_LAYOUTITEMKEY)); + if (pLayoutItem) { + pNotify->OnLayoutEvent(pDocLayout, pLayoutItem, + XFA_LAYOUTEVENT_ItemRemoving); + delete pLayoutItem; + } + } + } else if (eCurId != XFA_ELEMENT_ContentArea) { + CXFA_LayoutItem* pLayoutItem = static_cast<CXFA_LayoutItem*>( + pNode->GetUserData(XFA_LAYOUTITEMKEY)); + if (pLayoutItem) { + pNotify->OnLayoutEvent(pDocLayout, pLayoutItem, + XFA_LAYOUTEVENT_ItemRemoving); + delete pLayoutItem; + } + } + CXFA_Node* pNext = sIterator.SkipChildrenAndMoveToNext(); + pNode->GetNodeItem(XFA_NODEITEM_Parent)->RemoveChild(pNode); + pNode = pNext; + } else { + pNode->SetFlag(XFA_NODEFLAG_UnusedNode, FALSE); + pNode->SetFlag(XFA_NODEFLAG_Initialized); + pNode = sIterator.MoveToNext(); + } + } else { + pNode->SetFlag(XFA_NODEFLAG_Initialized); + pNode = sIterator.MoveToNext(); + } + } + pPendingPageSet = pNextPendingPageSet; + } +} +void CXFA_LayoutPageMgr::LayoutPageSetContents() { + CXFA_ContainerLayoutItem* pRootLayoutItem = GetRootLayoutItem(); + for (; pRootLayoutItem; + pRootLayoutItem = + (CXFA_ContainerLayoutItem*)pRootLayoutItem->m_pNextSibling) { + CXFA_NodeIteratorTemplate< + CXFA_ContainerLayoutItem, + CXFA_TraverseStrategy_ContentAreaContainerLayoutItem> + iterator(pRootLayoutItem); + for (CXFA_ContainerLayoutItem* pContainerItem = iterator.GetCurrent(); + pContainerItem; pContainerItem = iterator.MoveToNext()) { + CXFA_Node* pNode = pContainerItem->m_pFormNode; + switch (pNode->GetClassID()) { + case XFA_ELEMENT_PageArea: + m_pLayoutProcessor->GetRootRootItemLayoutProcessor() + ->DoLayoutPageArea(pContainerItem); + break; + default: + break; + } + } + } +} +void XFA_SyncContainer(IXFA_Notify* pNotify, + IXFA_DocLayout* pDocLayout, + CXFA_LayoutItem* pContainerItem, + FX_DWORD dwRelevant, + FX_BOOL bVisible, + int32_t nPageIndex) { + FX_BOOL bVisibleItem = FALSE; + FX_DWORD dwStatus = 0; + FX_DWORD dwRelevantContainer = 0; + if (bVisible) { + XFA_ATTRIBUTEENUM eAttributeValue = + pContainerItem->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Presence); + if (eAttributeValue == XFA_ATTRIBUTEENUM_Visible || + eAttributeValue == XFA_ATTRIBUTEENUM_Unknown) { + bVisibleItem = TRUE; + } + dwRelevantContainer = + XFA_GetRelevant(pContainerItem->m_pFormNode, dwRelevant); + dwStatus = + (bVisibleItem ? XFA_LAYOUTSTATUS_Visible : 0) | dwRelevantContainer; + } + pNotify->OnLayoutEvent(pDocLayout, pContainerItem, XFA_LAYOUTEVENT_ItemAdded, + (void*)(uintptr_t)nPageIndex, + (void*)(uintptr_t)dwStatus); + for (CXFA_LayoutItem* pChild = pContainerItem->m_pFirstChild; pChild; + pChild = pChild->m_pNextSibling) { + if (pChild->IsContentLayoutItem()) { + XFA_SyncContainer(pNotify, pDocLayout, pChild, dwRelevantContainer, + bVisibleItem, nPageIndex); + } + } +} +void CXFA_LayoutPageMgr::SyncLayoutData() { + MergePageSetContents(); + LayoutPageSetContents(); + IXFA_Notify* pNotify = + m_pTemplatePageSetRoot->GetDocument()->GetParser()->GetNotify(); + int32_t nPageIdx = -1; + CXFA_ContainerLayoutItem* pRootLayoutItem = GetRootLayoutItem(); + for (; pRootLayoutItem; + pRootLayoutItem = + (CXFA_ContainerLayoutItem*)pRootLayoutItem->m_pNextSibling) { + CXFA_NodeIteratorTemplate< + CXFA_ContainerLayoutItem, + CXFA_TraverseStrategy_ContentAreaContainerLayoutItem> + iteratorParent(pRootLayoutItem); + for (CXFA_ContainerLayoutItem* pContainerItem = iteratorParent.GetCurrent(); + pContainerItem; pContainerItem = iteratorParent.MoveToNext()) { + switch (pContainerItem->m_pFormNode->GetClassID()) { + case XFA_ELEMENT_PageArea: { + nPageIdx++; + FX_DWORD dwRelevant = + XFA_LAYOUTSTATUS_Viewable | XFA_LAYOUTSTATUS_Printable; + CXFA_NodeIteratorTemplate<CXFA_LayoutItem, + CXFA_TraverseStrategy_LayoutItem> + iterator(pContainerItem); + CXFA_LayoutItem* pChildLayoutItem = iterator.GetCurrent(); + while (pChildLayoutItem) { + CXFA_ContentLayoutItem* pContentItem = + pChildLayoutItem->AsContentLayoutItem(); + if (!pContentItem) { + pChildLayoutItem = iterator.MoveToNext(); + continue; + } + FX_BOOL bVisible = + (pContentItem->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Presence) == + XFA_ATTRIBUTEENUM_Visible); + FX_DWORD dwRelevantChild = + XFA_GetRelevant(pContentItem->m_pFormNode, dwRelevant); + XFA_SyncContainer(pNotify, m_pLayoutProcessor, pContentItem, + dwRelevantChild, bVisible, nPageIdx); + pChildLayoutItem = iterator.SkipChildrenAndMoveToNext(); + } + } break; + default: + break; + } + } + } + int32_t nPage = m_PageArray.GetSize(); + for (int32_t i = nPage - 1; i >= m_nAvailPages; i--) { + CXFA_ContainerLayoutItem* pPage = m_PageArray[i]; + m_PageArray.RemoveAt(i); + pNotify->OnPageEvent(pPage, XFA_PAGEEVENT_PageRemoved); + delete pPage; + } + ClearRecordList(); +} +void XFA_ReleaseLayoutItem_NoPageArea(CXFA_LayoutItem* pLayoutItem) { + CXFA_LayoutItem *pNext, *pNode = pLayoutItem->m_pFirstChild; + while (pNode) { + pNext = pNode->m_pNextSibling; + pNode->m_pParent = NULL; + XFA_ReleaseLayoutItem_NoPageArea(pNode); + pNode = pNext; + } + if (pLayoutItem->m_pFormNode->GetClassID() != XFA_ELEMENT_PageArea) { + delete pLayoutItem; + } +} +void CXFA_LayoutPageMgr::PrepareLayout() { + m_pPageSetCurRoot = NULL; + m_ePageSetMode = XFA_ATTRIBUTEENUM_OrderedOccurrence; + m_nAvailPages = 0; + ClearRecordList(); + if (!m_pPageSetLayoutItemRoot) { + return; + } + CXFA_ContainerLayoutItem* pRootLayoutItem = m_pPageSetLayoutItemRoot; + if (pRootLayoutItem && + pRootLayoutItem->m_pFormNode->GetPacketID() == XFA_XDPPACKET_Form) { + CXFA_Node* pPageSetFormNode = pRootLayoutItem->m_pFormNode; + pRootLayoutItem->m_pFormNode->GetDocument()->m_pPendingPageSet.RemoveAll(); + if (pPageSetFormNode->HasFlag(XFA_NODEFLAG_HasRemoved)) { + XFA_ReleaseLayoutItem(pRootLayoutItem); + m_pPageSetLayoutItemRoot = NULL; + pRootLayoutItem = NULL; + pPageSetFormNode = NULL; + m_PageArray.RemoveAll(); + } + while (pPageSetFormNode) { + CXFA_Node* pNextPageSet = + pPageSetFormNode->GetNextSameClassSibling(XFA_ELEMENT_PageSet); + pPageSetFormNode->GetNodeItem(XFA_NODEITEM_Parent) + ->RemoveChild(pPageSetFormNode, FALSE); + pRootLayoutItem->m_pFormNode->GetDocument()->m_pPendingPageSet.Add( + pPageSetFormNode); + pPageSetFormNode = pNextPageSet; + } + } + pRootLayoutItem = m_pPageSetLayoutItemRoot; + CXFA_ContainerLayoutItem* pNextLayout = NULL; + for (; pRootLayoutItem; pRootLayoutItem = pNextLayout) { + pNextLayout = (CXFA_ContainerLayoutItem*)pRootLayoutItem->m_pNextSibling; + SaveLayoutItem(pRootLayoutItem); + delete pRootLayoutItem; + } + m_pPageSetLayoutItemRoot = NULL; +} |