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-rw-r--r--xfa/fxfa/parser/xfa_layout_itemlayout.cpp2968
1 files changed, 2968 insertions, 0 deletions
diff --git a/xfa/fxfa/parser/xfa_layout_itemlayout.cpp b/xfa/fxfa/parser/xfa_layout_itemlayout.cpp
new file mode 100644
index 0000000000..2924fad922
--- /dev/null
+++ b/xfa/fxfa/parser/xfa_layout_itemlayout.cpp
@@ -0,0 +1,2968 @@
+// 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/fxfa/parser/xfa_layout_itemlayout.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "xfa/fgas/crt/fgas_algorithm.h"
+#include "xfa/fxfa/fm2js/xfa_fm2jsapi.h"
+#include "xfa/fxfa/parser/xfa_docdata.h"
+#include "xfa/fxfa/parser/xfa_doclayout.h"
+#include "xfa/fxfa/parser/xfa_document.h"
+#include "xfa/fxfa/parser/xfa_document_layout_imp.h"
+#include "xfa/fxfa/parser/xfa_layout_appadapter.h"
+#include "xfa/fxfa/parser/xfa_layout_pagemgr_new.h"
+#include "xfa/fxfa/parser/xfa_localemgr.h"
+#include "xfa/fxfa/parser/xfa_object.h"
+#include "xfa/fxfa/parser/xfa_parser.h"
+#include "xfa/fxfa/parser/xfa_script.h"
+#include "xfa/fxfa/parser/xfa_utils.h"
+
+CXFA_ItemLayoutProcessor::CXFA_ItemLayoutProcessor(CXFA_Node* pNode,
+ CXFA_LayoutPageMgr* pPageMgr)
+ : m_bKeepBreakFinish(FALSE),
+ m_bIsProcessKeep(FALSE),
+ m_pKeepHeadNode(nullptr),
+ m_pKeepTailNode(nullptr),
+ m_pFormNode(pNode),
+ m_pLayoutItem(nullptr),
+ m_pOldLayoutItem(nullptr),
+ m_pCurChildNode(XFA_LAYOUT_INVALIDNODE),
+ m_pCurChildPreprocessor(nullptr),
+ m_nCurChildNodeStage(XFA_ItemLayoutProcessorStages_None),
+ m_fUsedSize(0),
+ m_pPageMgr(pPageMgr),
+ m_bBreakPending(TRUE),
+ m_fLastRowWidth(0),
+ m_fLastRowY(0),
+ m_fWidthLimite(0),
+ m_bUseInheriated(FALSE),
+ m_ePreProcessRs(XFA_ItemLayoutProcessorResult_Done),
+ m_bHasAvailHeight(TRUE) {
+ FXSYS_assert(m_pFormNode && (m_pFormNode->IsContainerNode() ||
+ m_pFormNode->GetClassID() == XFA_ELEMENT_Form));
+ m_pOldLayoutItem =
+ (CXFA_ContentLayoutItem*)m_pFormNode->GetUserData(XFA_LAYOUTITEMKEY);
+}
+CXFA_ContentLayoutItem* CXFA_ItemLayoutProcessor::CreateContentLayoutItem(
+ CXFA_Node* pFormNode) {
+ if (!pFormNode) {
+ return NULL;
+ }
+ CXFA_ContentLayoutItem* pLayoutItem = NULL;
+ if (m_pOldLayoutItem) {
+ pLayoutItem = m_pOldLayoutItem;
+ m_pOldLayoutItem = m_pOldLayoutItem->m_pNext;
+ return pLayoutItem;
+ }
+ pLayoutItem = (CXFA_ContentLayoutItem*)pFormNode->GetDocument()
+ ->GetParser()
+ ->GetNotify()
+ ->OnCreateLayoutItem(pFormNode);
+ CXFA_ContentLayoutItem* pPrevLayoutItem =
+ (CXFA_ContentLayoutItem*)pFormNode->GetUserData(XFA_LAYOUTITEMKEY);
+ if (pPrevLayoutItem) {
+ while (pPrevLayoutItem->m_pNext) {
+ pPrevLayoutItem = pPrevLayoutItem->m_pNext;
+ }
+ pPrevLayoutItem->m_pNext = pLayoutItem;
+ pLayoutItem->m_pPrev = pPrevLayoutItem;
+ } else {
+ pFormNode->SetUserData(XFA_LAYOUTITEMKEY, pLayoutItem);
+ }
+ return pLayoutItem;
+}
+FX_BOOL CXFA_ItemLayoutProcessor::FindLayoutItemSplitPos(
+ CXFA_ContentLayoutItem* pLayoutItem,
+ FX_FLOAT fCurVerticalOffset,
+ FX_FLOAT& fProposedSplitPos,
+ FX_BOOL& bAppChange,
+ FX_BOOL bCalculateMargin) {
+ CXFA_Node* pFormNode = pLayoutItem->m_pFormNode;
+ if (fProposedSplitPos > fCurVerticalOffset + XFA_LAYOUT_FLOAT_PERCISION &&
+ fProposedSplitPos <= fCurVerticalOffset + pLayoutItem->m_sSize.y -
+ XFA_LAYOUT_FLOAT_PERCISION) {
+ switch (pFormNode->GetIntact()) {
+ case XFA_ATTRIBUTEENUM_None: {
+ FX_BOOL bAnyChanged = FALSE;
+ CXFA_Document* pDocument = pFormNode->GetDocument();
+ IXFA_Notify* pNotify = pDocument->GetParser()->GetNotify();
+ FX_FLOAT fCurTopMargin = 0, fCurBottomMargin = 0;
+ CXFA_Node* pMarginNode =
+ pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ if (pMarginNode && bCalculateMargin) {
+ fCurTopMargin = pMarginNode->GetMeasure(XFA_ATTRIBUTE_TopInset)
+ .ToUnit(XFA_UNIT_Pt);
+ fCurBottomMargin = pMarginNode->GetMeasure(XFA_ATTRIBUTE_BottomInset)
+ .ToUnit(XFA_UNIT_Pt);
+ }
+ FX_BOOL bChanged = TRUE;
+ while (bChanged) {
+ bChanged = FALSE;
+ {
+ FX_FLOAT fRelSplitPos = fProposedSplitPos - fCurVerticalOffset;
+ if (pNotify->FindSplitPos(pFormNode, pLayoutItem->GetIndex(),
+ fRelSplitPos)) {
+ bAnyChanged = TRUE;
+ bChanged = TRUE;
+ fProposedSplitPos = fCurVerticalOffset + fRelSplitPos;
+ bAppChange = TRUE;
+ if (fProposedSplitPos <=
+ fCurVerticalOffset + XFA_LAYOUT_FLOAT_PERCISION) {
+ return TRUE;
+ }
+ }
+ }
+ FX_FLOAT fRelSplitPos = fProposedSplitPos - fCurBottomMargin;
+ for (CXFA_ContentLayoutItem* pChildItem =
+ (CXFA_ContentLayoutItem*)pLayoutItem->m_pFirstChild;
+ pChildItem;
+ pChildItem =
+ (CXFA_ContentLayoutItem*)pChildItem->m_pNextSibling) {
+ FX_FLOAT fChildOffset =
+ fCurVerticalOffset + fCurTopMargin + pChildItem->m_sPos.y;
+ FX_BOOL bAppChange = FALSE;
+ if (FindLayoutItemSplitPos(pChildItem, fChildOffset, fRelSplitPos,
+ bAppChange, bCalculateMargin)) {
+ if (fRelSplitPos - fChildOffset < XFA_LAYOUT_FLOAT_PERCISION &&
+ bAppChange) {
+ fProposedSplitPos = fRelSplitPos - fCurTopMargin;
+ } else {
+ fProposedSplitPos = fRelSplitPos + fCurBottomMargin;
+ }
+ bAnyChanged = TRUE;
+ bChanged = TRUE;
+ if (fProposedSplitPos <=
+ fCurVerticalOffset + XFA_LAYOUT_FLOAT_PERCISION) {
+ return TRUE;
+ }
+ if (bAnyChanged) {
+ break;
+ }
+ }
+ }
+ }
+ return bAnyChanged;
+ } break;
+ case XFA_ATTRIBUTEENUM_ContentArea:
+ case XFA_ATTRIBUTEENUM_PageArea: {
+ fProposedSplitPos = fCurVerticalOffset;
+ return TRUE;
+ }
+ default:
+ return FALSE;
+ }
+ }
+ return FALSE;
+}
+static XFA_ATTRIBUTEENUM XFA_ItemLayoutProcessor_GetLayout(
+ CXFA_Node* pFormNode,
+ FX_BOOL& bRootForceTb) {
+ bRootForceTb = FALSE;
+ XFA_ATTRIBUTEENUM eLayoutMode;
+ if (pFormNode->TryEnum(XFA_ATTRIBUTE_Layout, eLayoutMode, FALSE)) {
+ return eLayoutMode;
+ }
+ CXFA_Node* pParentNode = pFormNode->GetNodeItem(XFA_NODEITEM_Parent);
+ if (pParentNode && pParentNode->GetClassID() == XFA_ELEMENT_Form) {
+ bRootForceTb = TRUE;
+ return XFA_ATTRIBUTEENUM_Tb;
+ }
+ return XFA_ATTRIBUTEENUM_Position;
+}
+static FX_BOOL XFA_ExistContainerKeep(CXFA_Node* pCurNode, FX_BOOL bPreFind) {
+ if (pCurNode == NULL || !XFA_ItemLayoutProcessor_IsTakingSpace(pCurNode)) {
+ return FALSE;
+ }
+ XFA_NODEITEM eItemType = XFA_NODEITEM_PrevSibling;
+ if (!bPreFind) {
+ eItemType = XFA_NODEITEM_NextSibling;
+ }
+ CXFA_Node* pPreContainer =
+ pCurNode->GetNodeItem(eItemType, XFA_OBJECTTYPE_ContainerNode);
+ if (pPreContainer == NULL) {
+ return FALSE;
+ }
+ CXFA_Node* pKeep = pCurNode->GetFirstChildByClass(XFA_ELEMENT_Keep);
+ if (pKeep) {
+ XFA_ATTRIBUTEENUM ePrevious;
+ XFA_ATTRIBUTE eKeepType = XFA_ATTRIBUTE_Previous;
+ if (!bPreFind) {
+ eKeepType = XFA_ATTRIBUTE_Next;
+ }
+ if (pKeep->TryEnum(eKeepType, ePrevious, FALSE)) {
+ if (ePrevious == XFA_ATTRIBUTEENUM_ContentArea ||
+ ePrevious == XFA_ATTRIBUTEENUM_PageArea) {
+ return TRUE;
+ }
+ }
+ }
+ pKeep = pPreContainer->GetFirstChildByClass(XFA_ELEMENT_Keep);
+ if (!pKeep) {
+ return FALSE;
+ }
+ XFA_ATTRIBUTEENUM eNext;
+ XFA_ATTRIBUTE eKeepType = XFA_ATTRIBUTE_Next;
+ if (!bPreFind) {
+ eKeepType = XFA_ATTRIBUTE_Previous;
+ }
+ if (!pKeep->TryEnum(eKeepType, eNext, FALSE)) {
+ return FALSE;
+ }
+ if (eNext == XFA_ATTRIBUTEENUM_ContentArea ||
+ eNext == XFA_ATTRIBUTEENUM_PageArea) {
+ return TRUE;
+ }
+ return FALSE;
+}
+FX_FLOAT CXFA_ItemLayoutProcessor::FindSplitPos(FX_FLOAT fProposedSplitPos) {
+ ASSERT(m_pLayoutItem);
+ XFA_ATTRIBUTEENUM eLayout = m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ FX_BOOL bCalculateMargin = TRUE;
+ if (eLayout == XFA_ATTRIBUTEENUM_Position) {
+ bCalculateMargin = FALSE;
+ }
+ while (fProposedSplitPos > XFA_LAYOUT_FLOAT_PERCISION) {
+ FX_BOOL bAppChange = FALSE;
+ if (!FindLayoutItemSplitPos(m_pLayoutItem, 0, fProposedSplitPos, bAppChange,
+ bCalculateMargin)) {
+ break;
+ }
+ }
+ return fProposedSplitPos;
+}
+void CXFA_ItemLayoutProcessor::SplitLayoutItem(
+ CXFA_ContentLayoutItem* pLayoutItem,
+ CXFA_ContentLayoutItem* pSecondParent,
+ FX_FLOAT fSplitPos) {
+ FX_FLOAT fCurTopMargin = 0, fCurBottomMargin = 0;
+ XFA_ATTRIBUTEENUM eLayout = m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ FX_BOOL bCalculateMargin = TRUE;
+ if (eLayout == XFA_ATTRIBUTEENUM_Position) {
+ bCalculateMargin = FALSE;
+ }
+ CXFA_Node* pMarginNode =
+ pLayoutItem->m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ if (pMarginNode && bCalculateMargin) {
+ fCurTopMargin =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_TopInset).ToUnit(XFA_UNIT_Pt);
+ fCurBottomMargin =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_BottomInset).ToUnit(XFA_UNIT_Pt);
+ }
+ CXFA_ContentLayoutItem* pSecondLayoutItem = NULL;
+ if (m_pCurChildPreprocessor &&
+ m_pCurChildPreprocessor->m_pFormNode == pLayoutItem->m_pFormNode) {
+ pSecondLayoutItem = m_pCurChildPreprocessor->CreateContentLayoutItem(
+ pLayoutItem->m_pFormNode);
+ } else {
+ pSecondLayoutItem = CreateContentLayoutItem(pLayoutItem->m_pFormNode);
+ }
+ pSecondLayoutItem->m_sPos.x = pLayoutItem->m_sPos.x;
+ pSecondLayoutItem->m_sSize.x = pLayoutItem->m_sSize.x;
+ pSecondLayoutItem->m_sPos.y = 0;
+ pSecondLayoutItem->m_sSize.y = pLayoutItem->m_sSize.y - fSplitPos;
+ pLayoutItem->m_sSize.y -= pSecondLayoutItem->m_sSize.y;
+ if (pLayoutItem->m_pFirstChild) {
+ pSecondLayoutItem->m_sSize.y += fCurTopMargin;
+ }
+ if (pSecondParent) {
+ pSecondParent->AddChild(pSecondLayoutItem);
+ if (fCurTopMargin > 0 && pLayoutItem->m_pFirstChild) {
+ pSecondParent->m_sSize.y += fCurTopMargin;
+ CXFA_ContentLayoutItem* pParentItem =
+ (CXFA_ContentLayoutItem*)pSecondParent->m_pParent;
+ while (pParentItem) {
+ pParentItem->m_sSize.y += fCurTopMargin;
+ pParentItem = (CXFA_ContentLayoutItem*)pParentItem->m_pParent;
+ }
+ }
+ } else {
+ pSecondLayoutItem->m_pParent = pLayoutItem->m_pParent;
+ pSecondLayoutItem->m_pNextSibling = pLayoutItem->m_pNextSibling;
+ pLayoutItem->m_pNextSibling = pSecondLayoutItem;
+ }
+ CXFA_ContentLayoutItem* pChildren =
+ (CXFA_ContentLayoutItem*)pLayoutItem->m_pFirstChild;
+ pLayoutItem->m_pFirstChild = NULL;
+ FX_FLOAT lHeightForKeep = 0;
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*> keepLayoutItems;
+ FX_FLOAT fAddMarginHeight = 0;
+ for (CXFA_ContentLayoutItem *pChildItem = pChildren, *pChildNext = NULL;
+ pChildItem; pChildItem = pChildNext) {
+ pChildNext = (CXFA_ContentLayoutItem*)pChildItem->m_pNextSibling;
+ pChildItem->m_pNextSibling = NULL;
+ if (fSplitPos <= fCurTopMargin + pChildItem->m_sPos.y + fCurBottomMargin +
+ XFA_LAYOUT_FLOAT_PERCISION) {
+ if (!XFA_ExistContainerKeep(pChildItem->m_pFormNode, TRUE)) {
+ pChildItem->m_sPos.y -= fSplitPos - fCurBottomMargin;
+ pChildItem->m_sPos.y += lHeightForKeep;
+ pChildItem->m_sPos.y += fAddMarginHeight;
+ pSecondLayoutItem->AddChild(pChildItem);
+ } else {
+ if (lHeightForKeep < XFA_LAYOUT_FLOAT_PERCISION) {
+ for (int32_t iIndex = 0; iIndex < keepLayoutItems.GetSize();
+ iIndex++) {
+ CXFA_ContentLayoutItem* pPreItem = keepLayoutItems[iIndex];
+ pLayoutItem->RemoveChild(pPreItem);
+ pPreItem->m_sPos.y -= fSplitPos;
+ if (pPreItem->m_sPos.y < 0) {
+ pPreItem->m_sPos.y = 0;
+ }
+ if (pPreItem->m_sPos.y + pPreItem->m_sSize.y > lHeightForKeep) {
+ pPreItem->m_sPos.y = lHeightForKeep;
+ lHeightForKeep += pPreItem->m_sSize.y;
+ pSecondLayoutItem->m_sSize.y += pPreItem->m_sSize.y;
+ if (pSecondParent) {
+ pSecondParent->m_sSize.y += pPreItem->m_sSize.y;
+ }
+ }
+ pSecondLayoutItem->AddChild(pPreItem);
+ }
+ }
+ pChildItem->m_sPos.y -= fSplitPos;
+ pChildItem->m_sPos.y += lHeightForKeep;
+ pChildItem->m_sPos.y += fAddMarginHeight;
+ pSecondLayoutItem->AddChild(pChildItem);
+ }
+ } else if (fSplitPos + XFA_LAYOUT_FLOAT_PERCISION >=
+ fCurTopMargin + fCurBottomMargin + pChildItem->m_sPos.y +
+ pChildItem->m_sSize.y) {
+ pLayoutItem->AddChild(pChildItem);
+ if (XFA_ExistContainerKeep(pChildItem->m_pFormNode, FALSE)) {
+ keepLayoutItems.Add(pChildItem);
+ } else {
+ keepLayoutItems.RemoveAll();
+ }
+ } else {
+ FX_FLOAT fOldHeight = pSecondLayoutItem->m_sSize.y;
+ SplitLayoutItem(
+ pChildItem, pSecondLayoutItem,
+ fSplitPos - fCurTopMargin - fCurBottomMargin - pChildItem->m_sPos.y);
+ fAddMarginHeight = pSecondLayoutItem->m_sSize.y - fOldHeight;
+ pLayoutItem->AddChild(pChildItem);
+ }
+ }
+}
+void CXFA_ItemLayoutProcessor::SplitLayoutItem(FX_FLOAT fSplitPos) {
+ ASSERT(m_pLayoutItem);
+ SplitLayoutItem(m_pLayoutItem, NULL, fSplitPos);
+}
+
+IXFA_LayoutPage* CXFA_LayoutItem::GetPage() const {
+ for (CXFA_LayoutItem* pCurNode = const_cast<CXFA_LayoutItem*>(this); pCurNode;
+ pCurNode = pCurNode->m_pParent) {
+ if (pCurNode->m_pFormNode->GetClassID() == XFA_ELEMENT_PageArea)
+ return static_cast<CXFA_ContainerLayoutItem*>(pCurNode);
+ }
+ return nullptr;
+}
+
+CXFA_Node* CXFA_LayoutItem::GetFormNode() const {
+ return m_pFormNode;
+}
+
+void CXFA_LayoutItem::GetRect(CFX_RectF& rtLayout, FX_BOOL bRelative) const {
+ ASSERT(m_bIsContentLayoutItem);
+ const CXFA_ContentLayoutItem* pThis =
+ static_cast<const CXFA_ContentLayoutItem*>(this);
+ CFX_PointF sPos = pThis->m_sPos;
+ CFX_SizeF sSize = pThis->m_sSize;
+ if (!bRelative) {
+ for (CXFA_LayoutItem* pLayoutItem = pThis->m_pParent; pLayoutItem;
+ pLayoutItem = pLayoutItem->m_pParent) {
+ if (CXFA_ContentLayoutItem* pContent =
+ pLayoutItem->AsContentLayoutItem()) {
+ sPos += pContent->m_sPos;
+ if (CXFA_Node* pMarginNode =
+ pLayoutItem->m_pFormNode->GetFirstChildByClass(
+ XFA_ELEMENT_Margin)) {
+ sPos += CFX_PointF(pMarginNode->GetMeasure(XFA_ATTRIBUTE_LeftInset)
+ .ToUnit(XFA_UNIT_Pt),
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_TopInset)
+ .ToUnit(XFA_UNIT_Pt));
+ }
+ } else {
+ if (pLayoutItem->m_pFormNode->GetClassID() == XFA_ELEMENT_ContentArea) {
+ sPos +=
+ CFX_PointF(pLayoutItem->m_pFormNode->GetMeasure(XFA_ATTRIBUTE_X)
+ .ToUnit(XFA_UNIT_Pt),
+ pLayoutItem->m_pFormNode->GetMeasure(XFA_ATTRIBUTE_Y)
+ .ToUnit(XFA_UNIT_Pt));
+ break;
+ } else if (pLayoutItem->m_pFormNode->GetClassID() ==
+ XFA_ELEMENT_PageArea) {
+ break;
+ }
+ }
+ }
+ }
+ rtLayout.Set(sPos.x, sPos.y, sSize.x, sSize.y);
+}
+
+CXFA_LayoutItem* CXFA_LayoutItem::GetParent() const {
+ return m_pParent;
+}
+
+const CXFA_LayoutItem* CXFA_LayoutItem::GetFirst() const {
+ ASSERT(m_bIsContentLayoutItem);
+ const CXFA_ContentLayoutItem* pCurNode =
+ static_cast<const CXFA_ContentLayoutItem*>(this);
+ while (pCurNode->m_pPrev) {
+ pCurNode = pCurNode->m_pPrev;
+ }
+ return pCurNode;
+}
+
+CXFA_LayoutItem* CXFA_LayoutItem::GetFirst() {
+ ASSERT(m_bIsContentLayoutItem);
+ CXFA_ContentLayoutItem* pCurNode = static_cast<CXFA_ContentLayoutItem*>(this);
+ while (pCurNode->m_pPrev) {
+ pCurNode = pCurNode->m_pPrev;
+ }
+ return pCurNode;
+}
+
+CXFA_LayoutItem* CXFA_LayoutItem::GetLast() {
+ ASSERT(m_bIsContentLayoutItem);
+ CXFA_ContentLayoutItem* pCurNode = static_cast<CXFA_ContentLayoutItem*>(this);
+ while (pCurNode->m_pNext) {
+ pCurNode = pCurNode->m_pNext;
+ }
+ return pCurNode;
+}
+
+const CXFA_LayoutItem* CXFA_LayoutItem::GetLast() const {
+ ASSERT(m_bIsContentLayoutItem);
+ const CXFA_ContentLayoutItem* pCurNode =
+ static_cast<const CXFA_ContentLayoutItem*>(this);
+ while (pCurNode->m_pNext) {
+ pCurNode = pCurNode->m_pNext;
+ }
+ return pCurNode;
+}
+
+CXFA_LayoutItem* CXFA_LayoutItem::GetPrev() const {
+ ASSERT(m_bIsContentLayoutItem);
+ return static_cast<const CXFA_ContentLayoutItem*>(this)->m_pPrev;
+}
+
+CXFA_LayoutItem* CXFA_LayoutItem::GetNext() const {
+ ASSERT(m_bIsContentLayoutItem);
+ return static_cast<const CXFA_ContentLayoutItem*>(this)->m_pNext;
+}
+
+int32_t CXFA_LayoutItem::GetIndex() const {
+ ASSERT(m_bIsContentLayoutItem);
+ int32_t iIndex = 0;
+ const CXFA_ContentLayoutItem* pCurNode =
+ static_cast<const CXFA_ContentLayoutItem*>(this);
+ while (pCurNode->m_pPrev) {
+ pCurNode = pCurNode->m_pPrev;
+ ++iIndex;
+ }
+ return iIndex;
+}
+
+int32_t CXFA_LayoutItem::GetCount() const {
+ ASSERT(m_bIsContentLayoutItem);
+ int32_t iCount = GetIndex() + 1;
+ const CXFA_ContentLayoutItem* pCurNode =
+ static_cast<const CXFA_ContentLayoutItem*>(this);
+ while (pCurNode->m_pNext) {
+ pCurNode = pCurNode->m_pNext;
+ iCount++;
+ }
+ return iCount;
+}
+
+void CXFA_LayoutItem::AddChild(CXFA_LayoutItem* pChildItem) {
+ if (pChildItem->m_pParent) {
+ pChildItem->m_pParent->RemoveChild(pChildItem);
+ }
+ pChildItem->m_pParent = this;
+ if (m_pFirstChild == NULL) {
+ m_pFirstChild = pChildItem;
+ } else {
+ CXFA_LayoutItem* pExistingChildItem = m_pFirstChild;
+ while (pExistingChildItem->m_pNextSibling) {
+ pExistingChildItem = pExistingChildItem->m_pNextSibling;
+ }
+ pExistingChildItem->m_pNextSibling = pChildItem;
+ }
+}
+void CXFA_LayoutItem::AddHeadChild(CXFA_LayoutItem* pChildItem) {
+ if (pChildItem->m_pParent) {
+ pChildItem->m_pParent->RemoveChild(pChildItem);
+ }
+ pChildItem->m_pParent = this;
+ if (m_pFirstChild == NULL) {
+ m_pFirstChild = pChildItem;
+ } else {
+ CXFA_LayoutItem* pExistingChildItem = m_pFirstChild;
+ m_pFirstChild = pChildItem;
+ m_pFirstChild->m_pNextSibling = pExistingChildItem;
+ }
+}
+void CXFA_LayoutItem::InsertChild(CXFA_LayoutItem* pBeforeItem,
+ CXFA_LayoutItem* pChildItem) {
+ if (pBeforeItem->m_pParent != this) {
+ return;
+ }
+ if (pChildItem->m_pParent) {
+ pChildItem->m_pParent = NULL;
+ }
+ pChildItem->m_pParent = this;
+ CXFA_LayoutItem* pExistingChildItem = pBeforeItem->m_pNextSibling;
+ pBeforeItem->m_pNextSibling = pChildItem;
+ pChildItem->m_pNextSibling = pExistingChildItem;
+}
+void CXFA_LayoutItem::RemoveChild(CXFA_LayoutItem* pChildItem) {
+ if (pChildItem->m_pParent != this) {
+ return;
+ }
+ if (m_pFirstChild == pChildItem) {
+ m_pFirstChild = pChildItem->m_pNextSibling;
+ } else {
+ CXFA_LayoutItem* pExistingChildItem = m_pFirstChild;
+ while (pExistingChildItem &&
+ pExistingChildItem->m_pNextSibling != pChildItem) {
+ pExistingChildItem = pExistingChildItem->m_pNextSibling;
+ }
+ if (pExistingChildItem) {
+ pExistingChildItem->m_pNextSibling = pChildItem->m_pNextSibling;
+ }
+ }
+ pChildItem->m_pNextSibling = NULL;
+ pChildItem->m_pParent = NULL;
+}
+CXFA_ContentLayoutItem* CXFA_ItemLayoutProcessor::ExtractLayoutItem() {
+ CXFA_ContentLayoutItem* pLayoutItem = m_pLayoutItem;
+ if (pLayoutItem) {
+ m_pLayoutItem = (CXFA_ContentLayoutItem*)pLayoutItem->m_pNextSibling;
+ pLayoutItem->m_pNextSibling = NULL;
+ }
+ if (m_nCurChildNodeStage == XFA_ItemLayoutProcessorStages_Done &&
+ ToContentLayoutItem(m_pOldLayoutItem)) {
+ if (m_pOldLayoutItem->m_pPrev) {
+ m_pOldLayoutItem->m_pPrev->m_pNext = NULL;
+ }
+ IXFA_Notify* pNotify =
+ m_pOldLayoutItem->m_pFormNode->GetDocument()->GetParser()->GetNotify();
+ IXFA_DocLayout* pDocLayout =
+ m_pOldLayoutItem->m_pFormNode->GetDocument()->GetDocLayout();
+ CXFA_ContentLayoutItem* pOldLayoutItem = m_pOldLayoutItem;
+ while (pOldLayoutItem) {
+ CXFA_ContentLayoutItem* pNextOldLayoutItem = pOldLayoutItem->m_pNext;
+ pNotify->OnLayoutEvent(pDocLayout, pOldLayoutItem,
+ XFA_LAYOUTEVENT_ItemRemoving);
+ delete pOldLayoutItem;
+ pOldLayoutItem = pNextOldLayoutItem;
+ }
+ m_pOldLayoutItem = NULL;
+ }
+ return pLayoutItem;
+}
+static FX_BOOL XFA_ItemLayoutProcessor_FindBreakNode(
+ CXFA_Node* pContainerNode,
+ CXFA_Node*& pCurActionNode,
+ XFA_ItemLayoutProcessorStages& nCurStage,
+ FX_BOOL bBreakBefore) {
+ FX_BOOL bFindRs = FALSE;
+ for (CXFA_Node* pBreakNode = pContainerNode; pBreakNode;
+ pBreakNode = pBreakNode->GetNodeItem(XFA_NODEITEM_NextSibling)) {
+ XFA_ATTRIBUTE eAttributeType = XFA_ATTRIBUTE_Before;
+ if (!bBreakBefore) {
+ eAttributeType = XFA_ATTRIBUTE_After;
+ }
+ switch (pBreakNode->GetClassID()) {
+ case XFA_ELEMENT_BreakBefore: {
+ if (bBreakBefore) {
+ pCurActionNode = pBreakNode;
+ nCurStage = XFA_ItemLayoutProcessorStages_BreakBefore;
+ bFindRs = TRUE;
+ }
+ } break;
+ case XFA_ELEMENT_BreakAfter: {
+ if (!bBreakBefore) {
+ pCurActionNode = pBreakNode;
+ nCurStage = XFA_ItemLayoutProcessorStages_BreakAfter;
+ bFindRs = TRUE;
+ }
+ } break;
+ case XFA_ELEMENT_Break:
+ if (pBreakNode->GetEnum(eAttributeType) != XFA_ATTRIBUTEENUM_Auto) {
+ pCurActionNode = pBreakNode;
+ nCurStage = XFA_ItemLayoutProcessorStages_BreakBefore;
+ if (!bBreakBefore) {
+ nCurStage = XFA_ItemLayoutProcessorStages_BreakAfter;
+ }
+ bFindRs = TRUE;
+ break;
+ }
+ default:
+ break;
+ }
+ if (bFindRs) {
+ break;
+ }
+ }
+ return bFindRs;
+}
+static void XFA_DeleteLayoutGeneratedNode(CXFA_Node* pGenerateNode) {
+ IXFA_Notify* pNotify = pGenerateNode->GetDocument()->GetParser()->GetNotify();
+ IXFA_DocLayout* pDocLayout = pGenerateNode->GetDocument()->GetDocLayout();
+ CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> sIterator(
+ pGenerateNode);
+ for (CXFA_Node* pNode = sIterator.GetCurrent(); pNode;
+ pNode = sIterator.MoveToNext()) {
+ CXFA_ContentLayoutItem* pCurLayoutItem =
+ (CXFA_ContentLayoutItem*)pNode->GetUserData(XFA_LAYOUTITEMKEY);
+ CXFA_ContentLayoutItem* pNextLayoutItem = NULL;
+ while (pCurLayoutItem) {
+ pNextLayoutItem = pCurLayoutItem->m_pNext;
+ pNotify->OnLayoutEvent(pDocLayout, pCurLayoutItem,
+ XFA_LAYOUTEVENT_ItemRemoving);
+ delete pCurLayoutItem;
+ pCurLayoutItem = pNextLayoutItem;
+ }
+ }
+ pGenerateNode->GetNodeItem(XFA_NODEITEM_Parent)->RemoveChild(pGenerateNode);
+}
+void CXFA_ItemLayoutProcessor::XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ CXFA_Node*& pCurActionNode,
+ XFA_ItemLayoutProcessorStages& nCurStage,
+ CXFA_Node* pParentContainer,
+ FX_BOOL bUsePageBreak) {
+ CXFA_Node* pEntireContainer = pParentContainer;
+ CXFA_Node* pChildContainer = XFA_LAYOUT_INVALIDNODE;
+ switch (nCurStage) {
+ case XFA_ItemLayoutProcessorStages_BreakBefore:
+ case XFA_ItemLayoutProcessorStages_BreakAfter: {
+ pChildContainer = pCurActionNode->GetNodeItem(XFA_NODEITEM_Parent);
+ } break;
+ case XFA_ItemLayoutProcessorStages_Keep:
+ case XFA_ItemLayoutProcessorStages_Container:
+ pChildContainer = pCurActionNode;
+ break;
+ default:
+ pChildContainer = XFA_LAYOUT_INVALIDNODE;
+ break;
+ }
+ switch (nCurStage) {
+ case XFA_ItemLayoutProcessorStages_Keep: {
+ CXFA_Node* pBreakAfterNode =
+ pChildContainer->GetNodeItem(XFA_NODEITEM_FirstChild);
+ if (!m_bKeepBreakFinish &&
+ XFA_ItemLayoutProcessor_FindBreakNode(pBreakAfterNode, pCurActionNode,
+ nCurStage, FALSE)) {
+ return;
+ }
+ goto CheckNextChildContainer;
+ }
+ case XFA_ItemLayoutProcessorStages_None: {
+ pCurActionNode = XFA_LAYOUT_INVALIDNODE;
+ case XFA_ItemLayoutProcessorStages_BookendLeader:
+ for (CXFA_Node* pBookendNode =
+ pCurActionNode == XFA_LAYOUT_INVALIDNODE
+ ? pEntireContainer->GetNodeItem(XFA_NODEITEM_FirstChild)
+ : pCurActionNode->GetNodeItem(XFA_NODEITEM_NextSibling);
+ pBookendNode; pBookendNode = pBookendNode->GetNodeItem(
+ XFA_NODEITEM_NextSibling)) {
+ switch (pBookendNode->GetClassID()) {
+ case XFA_ELEMENT_Bookend:
+ case XFA_ELEMENT_Break:
+ pCurActionNode = pBookendNode;
+ nCurStage = XFA_ItemLayoutProcessorStages_BookendLeader;
+ return;
+ default:
+ break;
+ }
+ }
+ }
+ {
+ pCurActionNode = XFA_LAYOUT_INVALIDNODE;
+ case XFA_ItemLayoutProcessorStages_BreakBefore:
+ if (pCurActionNode != XFA_LAYOUT_INVALIDNODE) {
+ CXFA_Node* pBreakBeforeNode =
+ pCurActionNode->GetNodeItem(XFA_NODEITEM_NextSibling);
+ if (!m_bKeepBreakFinish &&
+ XFA_ItemLayoutProcessor_FindBreakNode(
+ pBreakBeforeNode, pCurActionNode, nCurStage, TRUE)) {
+ return;
+ }
+ if (m_bIsProcessKeep) {
+ if (ProcessKeepNodesForBreakBefore(pCurActionNode, nCurStage,
+ pChildContainer)) {
+ return;
+ }
+ goto CheckNextChildContainer;
+ }
+ pCurActionNode = pChildContainer;
+ nCurStage = XFA_ItemLayoutProcessorStages_Container;
+ return;
+ }
+ goto CheckNextChildContainer;
+ }
+ case XFA_ItemLayoutProcessorStages_Container: {
+ pCurActionNode = XFA_LAYOUT_INVALIDNODE;
+ case XFA_ItemLayoutProcessorStages_BreakAfter: {
+ if (pCurActionNode == XFA_LAYOUT_INVALIDNODE) {
+ CXFA_Node* pBreakAfterNode =
+ pChildContainer->GetNodeItem(XFA_NODEITEM_FirstChild);
+ if (!m_bKeepBreakFinish &&
+ XFA_ItemLayoutProcessor_FindBreakNode(
+ pBreakAfterNode, pCurActionNode, nCurStage, FALSE)) {
+ return;
+ }
+ } else {
+ CXFA_Node* pBreakAfterNode =
+ pCurActionNode->GetNodeItem(XFA_NODEITEM_NextSibling);
+ if (XFA_ItemLayoutProcessor_FindBreakNode(
+ pBreakAfterNode, pCurActionNode, nCurStage, FALSE)) {
+ return;
+ }
+ }
+ goto CheckNextChildContainer;
+ }
+ }
+ CheckNextChildContainer : {
+ CXFA_Node* pNextChildContainer =
+ pChildContainer == XFA_LAYOUT_INVALIDNODE
+ ? pEntireContainer->GetNodeItem(XFA_NODEITEM_FirstChild,
+ XFA_OBJECTTYPE_ContainerNode)
+ : pChildContainer->GetNodeItem(XFA_NODEITEM_NextSibling,
+ XFA_OBJECTTYPE_ContainerNode);
+ while (pNextChildContainer &&
+ pNextChildContainer->HasFlag(XFA_NODEFLAG_LayoutGeneratedNode)) {
+ CXFA_Node* pSaveNode = pNextChildContainer;
+ pNextChildContainer = pNextChildContainer->GetNodeItem(
+ XFA_NODEITEM_NextSibling, XFA_OBJECTTYPE_ContainerNode);
+ if (pSaveNode->HasFlag(XFA_NODEFLAG_UnusedNode)) {
+ XFA_DeleteLayoutGeneratedNode(pSaveNode);
+ }
+ }
+ if (!pNextChildContainer) {
+ goto NoMoreChildContainer;
+ }
+ FX_BOOL bLastKeep = FALSE;
+ if (ProcessKeepNodesForCheckNext(pCurActionNode, nCurStage,
+ pNextChildContainer, bLastKeep)) {
+ return;
+ }
+ if (!m_bKeepBreakFinish && !bLastKeep &&
+ XFA_ItemLayoutProcessor_FindBreakNode(
+ pNextChildContainer->GetNodeItem(XFA_NODEITEM_FirstChild),
+ pCurActionNode, nCurStage, TRUE)) {
+ return;
+ }
+ pCurActionNode = pNextChildContainer;
+ if (m_bIsProcessKeep) {
+ nCurStage = XFA_ItemLayoutProcessorStages_Keep;
+ } else {
+ nCurStage = XFA_ItemLayoutProcessorStages_Container;
+ }
+ return;
+ }
+ NoMoreChildContainer : {
+ pCurActionNode = XFA_LAYOUT_INVALIDNODE;
+ case XFA_ItemLayoutProcessorStages_BookendTrailer:
+ for (CXFA_Node* pBookendNode =
+ pCurActionNode == XFA_LAYOUT_INVALIDNODE
+ ? pEntireContainer->GetNodeItem(XFA_NODEITEM_FirstChild)
+ : pCurActionNode->GetNodeItem(XFA_NODEITEM_NextSibling);
+ pBookendNode; pBookendNode = pBookendNode->GetNodeItem(
+ XFA_NODEITEM_NextSibling)) {
+ switch (pBookendNode->GetClassID()) {
+ case XFA_ELEMENT_Bookend:
+ case XFA_ELEMENT_Break:
+ pCurActionNode = pBookendNode;
+ nCurStage = XFA_ItemLayoutProcessorStages_BookendTrailer;
+ return;
+ default:
+ break;
+ }
+ }
+ }
+ default:
+ pCurActionNode = NULL;
+ nCurStage = XFA_ItemLayoutProcessorStages_Done;
+ }
+}
+FX_BOOL CXFA_ItemLayoutProcessor::ProcessKeepNodesForCheckNext(
+ CXFA_Node*& pCurActionNode,
+ XFA_ItemLayoutProcessorStages& nCurStage,
+ CXFA_Node*& pNextContainer,
+ FX_BOOL& bLastKeepNode) {
+ const bool bCanSplit = pNextContainer->GetIntact() == XFA_ATTRIBUTEENUM_None;
+ FX_BOOL bNextKeep = FALSE;
+ if (XFA_ExistContainerKeep(pNextContainer, FALSE)) {
+ bNextKeep = TRUE;
+ }
+ if (bNextKeep && !bCanSplit) {
+ if (!m_bIsProcessKeep && !m_bKeepBreakFinish) {
+ m_pKeepHeadNode = pNextContainer;
+ m_bIsProcessKeep = TRUE;
+ }
+ } else {
+ if (m_bIsProcessKeep && m_pKeepHeadNode) {
+ m_pKeepTailNode = pNextContainer;
+ if (!m_bKeepBreakFinish &&
+ XFA_ItemLayoutProcessor_FindBreakNode(
+ pNextContainer->GetNodeItem(XFA_NODEITEM_FirstChild),
+ pCurActionNode, nCurStage, TRUE)) {
+ return TRUE;
+ } else {
+ pNextContainer = m_pKeepHeadNode;
+ m_bKeepBreakFinish = TRUE;
+ m_pKeepHeadNode = NULL;
+ m_pKeepTailNode = NULL;
+ m_bIsProcessKeep = FALSE;
+ }
+ } else {
+ if (m_bKeepBreakFinish) {
+ bLastKeepNode = TRUE;
+ }
+ m_bKeepBreakFinish = FALSE;
+ }
+ }
+ return FALSE;
+}
+FX_BOOL CXFA_ItemLayoutProcessor::ProcessKeepNodesForBreakBefore(
+ CXFA_Node*& pCurActionNode,
+ XFA_ItemLayoutProcessorStages& nCurStage,
+ CXFA_Node* pContainerNode) {
+ if (m_pKeepTailNode == pContainerNode) {
+ pCurActionNode = m_pKeepHeadNode;
+ m_bKeepBreakFinish = TRUE;
+ m_pKeepHeadNode = NULL;
+ m_pKeepTailNode = NULL;
+ m_bIsProcessKeep = FALSE;
+ nCurStage = XFA_ItemLayoutProcessorStages_Container;
+ return TRUE;
+ }
+ CXFA_Node* pBreakAfterNode =
+ pContainerNode->GetNodeItem(XFA_NODEITEM_FirstChild);
+ if (XFA_ItemLayoutProcessor_FindBreakNode(pBreakAfterNode, pCurActionNode,
+ nCurStage, FALSE)) {
+ return TRUE;
+ }
+ return FALSE;
+}
+FX_BOOL XFA_ItemLayoutProcessor_IsTakingSpace(CXFA_Node* pNode) {
+ XFA_ATTRIBUTEENUM ePresence = pNode->GetEnum(XFA_ATTRIBUTE_Presence);
+ return ePresence == XFA_ATTRIBUTEENUM_Visible ||
+ ePresence == XFA_ATTRIBUTEENUM_Invisible;
+}
+static inline void XFA_ItemLayoutProcessor_CalculateContainerSpecfiedSize(
+ CXFA_Node* pFormNode,
+ FX_FLOAT& fContainerWidth,
+ FX_FLOAT& fContainerHeight,
+ FX_BOOL& bContainerWidthAutoSize,
+ FX_BOOL& bContainerHeightAutoSize) {
+ fContainerWidth = 0;
+ fContainerHeight = 0;
+ bContainerWidthAutoSize = TRUE;
+ bContainerHeightAutoSize = TRUE;
+ XFA_ELEMENT eClassID = pFormNode->GetClassID();
+ CXFA_Measurement mTmpValue;
+ if (bContainerWidthAutoSize &&
+ (eClassID == XFA_ELEMENT_Subform || eClassID == XFA_ELEMENT_ExclGroup) &&
+ pFormNode->TryMeasure(XFA_ATTRIBUTE_W, mTmpValue, FALSE) &&
+ mTmpValue.GetValue() > XFA_LAYOUT_FLOAT_PERCISION) {
+ fContainerWidth = mTmpValue.ToUnit(XFA_UNIT_Pt);
+ bContainerWidthAutoSize = FALSE;
+ }
+ if (bContainerHeightAutoSize &&
+ (eClassID == XFA_ELEMENT_Subform || eClassID == XFA_ELEMENT_ExclGroup) &&
+ pFormNode->TryMeasure(XFA_ATTRIBUTE_H, mTmpValue, FALSE) &&
+ mTmpValue.GetValue() > XFA_LAYOUT_FLOAT_PERCISION) {
+ fContainerHeight = mTmpValue.ToUnit(XFA_UNIT_Pt);
+ bContainerHeightAutoSize = FALSE;
+ }
+ if (bContainerWidthAutoSize && eClassID == XFA_ELEMENT_Subform &&
+ pFormNode->TryMeasure(XFA_ATTRIBUTE_MaxW, mTmpValue, FALSE) &&
+ mTmpValue.GetValue() > XFA_LAYOUT_FLOAT_PERCISION) {
+ fContainerWidth = mTmpValue.ToUnit(XFA_UNIT_Pt);
+ bContainerWidthAutoSize = FALSE;
+ }
+ if (bContainerHeightAutoSize && eClassID == XFA_ELEMENT_Subform &&
+ pFormNode->TryMeasure(XFA_ATTRIBUTE_MaxH, mTmpValue, FALSE) &&
+ mTmpValue.GetValue() > XFA_LAYOUT_FLOAT_PERCISION) {
+ fContainerHeight = mTmpValue.ToUnit(XFA_UNIT_Pt);
+ bContainerHeightAutoSize = FALSE;
+ }
+}
+static inline void
+XFA_ItemLayoutProcessor_CalculateContainerComponentSizeFromContentSize(
+ CXFA_Node* pFormNode,
+ FX_BOOL bContainerWidthAutoSize,
+ FX_FLOAT fContentCalculatedWidth,
+ FX_FLOAT& fContainerWidth,
+ FX_BOOL bContainerHeightAutoSize,
+ FX_FLOAT fContentCalculatedHeight,
+ FX_FLOAT& fContainerHeight) {
+ CXFA_Node* pMarginNode = pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ CXFA_Measurement mTmpValue;
+ if (bContainerWidthAutoSize) {
+ fContainerWidth = fContentCalculatedWidth;
+ if (pMarginNode) {
+ if (pMarginNode->TryMeasure(XFA_ATTRIBUTE_LeftInset, mTmpValue, FALSE)) {
+ fContainerWidth += mTmpValue.ToUnit(XFA_UNIT_Pt);
+ }
+ if (pMarginNode->TryMeasure(XFA_ATTRIBUTE_RightInset, mTmpValue, FALSE)) {
+ fContainerWidth += mTmpValue.ToUnit(XFA_UNIT_Pt);
+ }
+ }
+ }
+ if (bContainerHeightAutoSize) {
+ fContainerHeight = fContentCalculatedHeight;
+ if (pMarginNode) {
+ if (pMarginNode->TryMeasure(XFA_ATTRIBUTE_TopInset, mTmpValue, FALSE)) {
+ fContainerHeight += mTmpValue.ToUnit(XFA_UNIT_Pt);
+ }
+ if (pMarginNode->TryMeasure(XFA_ATTRIBUTE_BottomInset, mTmpValue,
+ FALSE)) {
+ fContainerHeight += mTmpValue.ToUnit(XFA_UNIT_Pt);
+ }
+ }
+ }
+}
+void CXFA_ItemLayoutProcessor::CalculatePositionedContainerPos(
+ CXFA_Node* pNode,
+ FX_FLOAT fWidth,
+ FX_FLOAT fHeight,
+ FX_FLOAT& fAbsoluteX,
+ FX_FLOAT& fAbsoluteY) {
+ XFA_ATTRIBUTEENUM eAnchorType = pNode->GetEnum(XFA_ATTRIBUTE_AnchorType);
+ int32_t nAnchorType = 0;
+ switch (eAnchorType) {
+ case XFA_ATTRIBUTEENUM_TopLeft:
+ nAnchorType = 0;
+ break;
+ case XFA_ATTRIBUTEENUM_TopCenter:
+ nAnchorType = 1;
+ break;
+ case XFA_ATTRIBUTEENUM_TopRight:
+ nAnchorType = 2;
+ break;
+ case XFA_ATTRIBUTEENUM_MiddleLeft:
+ nAnchorType = 3;
+ break;
+ case XFA_ATTRIBUTEENUM_MiddleCenter:
+ nAnchorType = 4;
+ break;
+ case XFA_ATTRIBUTEENUM_MiddleRight:
+ nAnchorType = 5;
+ break;
+ case XFA_ATTRIBUTEENUM_BottomLeft:
+ nAnchorType = 6;
+ break;
+ case XFA_ATTRIBUTEENUM_BottomCenter:
+ nAnchorType = 7;
+ break;
+ case XFA_ATTRIBUTEENUM_BottomRight:
+ nAnchorType = 8;
+ break;
+ default:
+ break;
+ }
+ static const uint8_t nNextPos[4][9] = {{0, 1, 2, 3, 4, 5, 6, 7, 8},
+ {6, 3, 0, 7, 4, 1, 8, 5, 2},
+ {8, 7, 6, 5, 4, 3, 2, 1, 0},
+ {2, 5, 8, 1, 4, 7, 0, 3, 6}};
+
+ FX_FLOAT fAnchorX = pNode->GetMeasure(XFA_ATTRIBUTE_X).ToUnit(XFA_UNIT_Pt);
+ FX_FLOAT fAnchorY = pNode->GetMeasure(XFA_ATTRIBUTE_Y).ToUnit(XFA_UNIT_Pt);
+ int32_t nRotate =
+ FXSYS_round(pNode->GetMeasure(XFA_ATTRIBUTE_Rotate).GetValue());
+ nRotate = XFA_MapRotation(nRotate) / 90;
+ int32_t nAbsoluteAnchorType = nNextPos[nRotate][nAnchorType];
+ fAbsoluteX = fAnchorX;
+ fAbsoluteY = fAnchorY;
+ switch (nAbsoluteAnchorType / 3) {
+ case 1:
+ fAbsoluteY -= fHeight / 2;
+ break;
+ case 2:
+ fAbsoluteY -= fHeight;
+ break;
+ default:
+ break;
+ }
+ switch (nAbsoluteAnchorType % 3) {
+ case 1:
+ fAbsoluteX -= fWidth / 2;
+ break;
+ case 2:
+ fAbsoluteX -= fWidth;
+ break;
+ default:
+ break;
+ }
+}
+FX_BOOL CXFA_ItemLayoutProcessor::IncrementRelayoutNode(
+ CXFA_LayoutProcessor* pLayoutProcessor,
+ CXFA_Node* pNode,
+ CXFA_Node* pParentNode) {
+ return FALSE;
+}
+void CXFA_ItemLayoutProcessor::DoLayoutPageArea(
+ CXFA_ContainerLayoutItem* pPageAreaLayoutItem) {
+ CXFA_Node* pFormNode = pPageAreaLayoutItem->m_pFormNode;
+ CXFA_Node* pCurChildNode = XFA_LAYOUT_INVALIDNODE;
+ XFA_ItemLayoutProcessorStages nCurChildNodeStage =
+ XFA_ItemLayoutProcessorStages_None;
+ CXFA_LayoutItem* pBeforeItem = NULL;
+ for (XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ pCurChildNode, nCurChildNodeStage, pFormNode, FALSE);
+ pCurChildNode; XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ pCurChildNode, nCurChildNodeStage, pFormNode, FALSE)) {
+ if (nCurChildNodeStage != XFA_ItemLayoutProcessorStages_Container) {
+ continue;
+ }
+ if (pCurChildNode->GetClassID() == XFA_ELEMENT_Variables) {
+ continue;
+ }
+ CXFA_ItemLayoutProcessor* pProcessor =
+ new CXFA_ItemLayoutProcessor(pCurChildNode, NULL);
+ pProcessor->DoLayout(FALSE, XFA_LAYOUT_FLOAT_MAX);
+ if (!pProcessor->HasLayoutItem()) {
+ delete pProcessor;
+ continue;
+ }
+ FX_FLOAT fWidth, fHeight;
+ pProcessor->GetCurrentComponentSize(fWidth, fHeight);
+ FX_FLOAT fAbsoluteX = 0, fAbsoluteY = 0;
+ CalculatePositionedContainerPos(pCurChildNode, fWidth, fHeight, fAbsoluteX,
+ fAbsoluteY);
+ pProcessor->SetCurrentComponentPos(fAbsoluteX, fAbsoluteY);
+ CXFA_LayoutItem* pProcessItem = pProcessor->ExtractLayoutItem();
+ if (pBeforeItem == NULL) {
+ pPageAreaLayoutItem->AddHeadChild(pProcessItem);
+ } else {
+ pPageAreaLayoutItem->InsertChild(pBeforeItem, pProcessItem);
+ }
+ pBeforeItem = pProcessItem;
+ delete pProcessor;
+ }
+ pBeforeItem = NULL;
+ CXFA_LayoutItem* pLayoutItem = pPageAreaLayoutItem->m_pFirstChild;
+ while (pLayoutItem) {
+ if (!pLayoutItem->IsContentLayoutItem() ||
+ pLayoutItem->m_pFormNode->GetClassID() != XFA_ELEMENT_Draw) {
+ pLayoutItem = pLayoutItem->m_pNextSibling;
+ continue;
+ }
+ if (pLayoutItem->m_pFormNode->GetClassID() == XFA_ELEMENT_Draw) {
+ CXFA_LayoutItem* pNextLayoutItem = pLayoutItem->m_pNextSibling;
+ pPageAreaLayoutItem->RemoveChild(pLayoutItem);
+ if (pBeforeItem == NULL) {
+ pPageAreaLayoutItem->AddHeadChild(pLayoutItem);
+ } else {
+ pPageAreaLayoutItem->InsertChild(pBeforeItem, pLayoutItem);
+ }
+ pBeforeItem = pLayoutItem;
+ pLayoutItem = pNextLayoutItem;
+ }
+ }
+}
+void CXFA_ItemLayoutProcessor::DoLayoutPositionedContainer(
+ CXFA_LayoutContext* pContext) {
+ if (m_pLayoutItem)
+ return;
+
+ m_pLayoutItem = CreateContentLayoutItem(m_pFormNode);
+ FX_BOOL bIgnoreXY = (m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout) !=
+ XFA_ATTRIBUTEENUM_Position);
+ FX_FLOAT fContainerWidth = 0, fContainerHeight = 0;
+ FX_BOOL bContainerWidthAutoSize = TRUE, bContainerHeightAutoSize = TRUE;
+ XFA_ItemLayoutProcessor_CalculateContainerSpecfiedSize(
+ m_pFormNode, fContainerWidth, fContainerHeight, bContainerWidthAutoSize,
+ bContainerHeightAutoSize);
+ FX_FLOAT fContentCalculatedWidth = 0, fContentCalculatedHeight = 0;
+ FX_FLOAT fHiddenContentCalculatedWidth = 0,
+ fHiddenContentCalculatedHeight = 0;
+ if (m_pCurChildNode == XFA_LAYOUT_INVALIDNODE) {
+ XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, FALSE);
+ }
+ int32_t iColIndex = 0;
+ for (; m_pCurChildNode; XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, FALSE)) {
+ if (m_nCurChildNodeStage != XFA_ItemLayoutProcessorStages_Container) {
+ continue;
+ }
+ if (m_pCurChildNode->GetClassID() == XFA_ELEMENT_Variables) {
+ continue;
+ }
+ CXFA_ItemLayoutProcessor* pProcessor =
+ new CXFA_ItemLayoutProcessor(m_pCurChildNode, m_pPageMgr);
+ if (pContext && pContext->m_prgSpecifiedColumnWidths) {
+ int32_t iColSpan = m_pCurChildNode->GetInteger(XFA_ATTRIBUTE_ColSpan);
+ if (iColSpan <=
+ pContext->m_prgSpecifiedColumnWidths->GetSize() - iColIndex) {
+ pContext->m_fCurColumnWidth = 0;
+ pContext->m_bCurColumnWidthAvaiable = TRUE;
+ if (iColSpan == -1)
+ iColSpan = pContext->m_prgSpecifiedColumnWidths->GetSize();
+ for (int32_t i = 0; iColIndex + i < iColSpan; ++i) {
+ pContext->m_fCurColumnWidth +=
+ pContext->m_prgSpecifiedColumnWidths->GetAt(iColIndex + i);
+ }
+ if (pContext->m_fCurColumnWidth == 0)
+ pContext->m_bCurColumnWidthAvaiable = FALSE;
+ iColIndex += iColSpan >= 0 ? iColSpan : 0;
+ }
+ }
+ pProcessor->DoLayout(FALSE, XFA_LAYOUT_FLOAT_MAX, XFA_LAYOUT_FLOAT_MAX,
+ pContext);
+ if (!pProcessor->HasLayoutItem()) {
+ delete pProcessor;
+ continue;
+ }
+ FX_FLOAT fWidth, fHeight;
+ pProcessor->GetCurrentComponentSize(fWidth, fHeight);
+ FX_BOOL bChangeParentSize = FALSE;
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(m_pCurChildNode)) {
+ bChangeParentSize = TRUE;
+ }
+ FX_FLOAT fAbsoluteX = 0, fAbsoluteY = 0;
+ if (!bIgnoreXY) {
+ CalculatePositionedContainerPos(m_pCurChildNode, fWidth, fHeight,
+ fAbsoluteX, fAbsoluteY);
+ }
+ pProcessor->SetCurrentComponentPos(fAbsoluteX, fAbsoluteY);
+ if (bContainerWidthAutoSize) {
+ FX_FLOAT fChildSuppliedWidth = fAbsoluteX + fWidth;
+ if (bChangeParentSize) {
+ if (fContentCalculatedWidth < fChildSuppliedWidth) {
+ fContentCalculatedWidth = fChildSuppliedWidth;
+ }
+ } else {
+ if (fHiddenContentCalculatedWidth < fChildSuppliedWidth &&
+ m_pCurChildNode->GetClassID() != XFA_ELEMENT_Subform) {
+ fHiddenContentCalculatedWidth = fChildSuppliedWidth;
+ }
+ }
+ }
+ if (bContainerHeightAutoSize) {
+ FX_FLOAT fChildSuppliedHeight = fAbsoluteY + fHeight;
+ if (bChangeParentSize) {
+ if (fContentCalculatedHeight < fChildSuppliedHeight) {
+ fContentCalculatedHeight = fChildSuppliedHeight;
+ }
+ } else {
+ if (fHiddenContentCalculatedHeight < fChildSuppliedHeight &&
+ m_pCurChildNode->GetClassID() != XFA_ELEMENT_Subform) {
+ fHiddenContentCalculatedHeight = fChildSuppliedHeight;
+ }
+ }
+ }
+ m_pLayoutItem->AddChild(pProcessor->ExtractLayoutItem());
+ delete pProcessor;
+ }
+ XFA_VERSION eVersion = m_pFormNode->GetDocument()->GetCurVersionMode();
+ if (fContentCalculatedWidth == 0 && eVersion < XFA_VERSION_207) {
+ fContentCalculatedWidth = fHiddenContentCalculatedWidth;
+ }
+ if (fContentCalculatedHeight == 0 && eVersion < XFA_VERSION_207) {
+ fContentCalculatedHeight = fHiddenContentCalculatedHeight;
+ }
+ XFA_ItemLayoutProcessor_CalculateContainerComponentSizeFromContentSize(
+ m_pFormNode, bContainerWidthAutoSize, fContentCalculatedWidth,
+ fContainerWidth, bContainerHeightAutoSize, fContentCalculatedHeight,
+ fContainerHeight);
+ SetCurrentComponentSize(fContainerWidth, fContainerHeight);
+}
+static inline void XFA_ItemLayoutProcessor_UpdateWidgetSize(
+ CXFA_ContentLayoutItem* pLayoutItem,
+ FX_FLOAT& fWidth,
+ FX_FLOAT& fHeight) {
+ CXFA_Node* pNode = pLayoutItem->m_pFormNode;
+ ASSERT(pNode);
+ XFA_ELEMENT eClassID = pNode->GetClassID();
+ switch (eClassID) {
+ case XFA_ELEMENT_Subform:
+ case XFA_ELEMENT_Area:
+ case XFA_ELEMENT_ExclGroup:
+ case XFA_ELEMENT_SubformSet: {
+ if (fWidth < -XFA_LAYOUT_FLOAT_PERCISION) {
+ fWidth = pLayoutItem->m_sSize.x;
+ }
+ if (fHeight < -XFA_LAYOUT_FLOAT_PERCISION) {
+ fHeight = pLayoutItem->m_sSize.y;
+ }
+ break;
+ }
+ case XFA_ELEMENT_Draw:
+ case XFA_ELEMENT_Field: {
+ pNode->GetDocument()->GetParser()->GetNotify()->StartFieldDrawLayout(
+ pNode, fWidth, fHeight);
+ break;
+ }
+ default:
+ ASSERT(FALSE);
+ }
+}
+static inline void XFA_ItemLayoutProcessor_RelocateTableRowCells(
+ CXFA_ContentLayoutItem* pLayoutRow,
+ const CFX_ArrayTemplate<FX_FLOAT>& rgSpecifiedColumnWidths,
+ XFA_ATTRIBUTEENUM eLayout) {
+ FX_FLOAT fContainerWidth = 0, fContainerHeight = 0;
+ FX_BOOL bContainerWidthAutoSize = TRUE, bContainerHeightAutoSize = TRUE;
+ XFA_ItemLayoutProcessor_CalculateContainerSpecfiedSize(
+ pLayoutRow->m_pFormNode, fContainerWidth, fContainerHeight,
+ bContainerWidthAutoSize, bContainerHeightAutoSize);
+ CXFA_Node* pMarginNode =
+ pLayoutRow->m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ FX_FLOAT fLeftInset = 0, fTopInset = 0, fRightInset = 0, fBottomInset = 0;
+ if (pMarginNode) {
+ fLeftInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_LeftInset).ToUnit(XFA_UNIT_Pt);
+ fTopInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_TopInset).ToUnit(XFA_UNIT_Pt);
+ fRightInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_RightInset).ToUnit(XFA_UNIT_Pt);
+ fBottomInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_BottomInset).ToUnit(XFA_UNIT_Pt);
+ }
+ FX_FLOAT fContentWidthLimit =
+ bContainerWidthAutoSize ? XFA_LAYOUT_FLOAT_MAX
+ : fContainerWidth - fLeftInset - fRightInset;
+ FX_FLOAT fContentCurrentHeight =
+ pLayoutRow->m_sSize.y - fTopInset - fBottomInset;
+ FX_FLOAT fContentCalculatedWidth = 0, fContentCalculatedHeight = 0;
+ FX_FLOAT fCurrentColX = 0;
+ int32_t nCurrentColIdx = 0;
+ FX_BOOL bMetWholeRowCell = FALSE;
+ for (CXFA_ContentLayoutItem* pLayoutChild =
+ (CXFA_ContentLayoutItem*)pLayoutRow->m_pFirstChild;
+ pLayoutChild;
+ pLayoutChild = (CXFA_ContentLayoutItem*)pLayoutChild->m_pNextSibling) {
+ int32_t nOriginalColSpan =
+ pLayoutChild->m_pFormNode->GetInteger(XFA_ATTRIBUTE_ColSpan);
+ int32_t nColSpan = nOriginalColSpan;
+ FX_FLOAT fColSpanWidth = 0;
+ if (nColSpan == -1 ||
+ nCurrentColIdx + nColSpan > rgSpecifiedColumnWidths.GetSize()) {
+ nColSpan = rgSpecifiedColumnWidths.GetSize() - nCurrentColIdx;
+ }
+ for (int32_t i = 0; i < nColSpan; i++) {
+ fColSpanWidth += rgSpecifiedColumnWidths[nCurrentColIdx + i];
+ }
+ if (nColSpan != nOriginalColSpan) {
+ fColSpanWidth = bMetWholeRowCell ? 0 : std::max(fColSpanWidth,
+ pLayoutChild->m_sSize.y);
+ }
+ if (nOriginalColSpan == -1) {
+ bMetWholeRowCell = TRUE;
+ }
+ pLayoutChild->m_sPos = CFX_PointF(fCurrentColX, 0);
+ pLayoutChild->m_sSize.x = fColSpanWidth;
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(pLayoutChild->m_pFormNode)) {
+ fCurrentColX += fColSpanWidth;
+ nCurrentColIdx += nColSpan;
+ FX_FLOAT fNewHeight =
+ bContainerHeightAutoSize ? -1 : fContentCurrentHeight;
+ XFA_ItemLayoutProcessor_UpdateWidgetSize(pLayoutChild, fColSpanWidth,
+ fNewHeight);
+ pLayoutChild->m_sSize.y = fNewHeight;
+ if (bContainerHeightAutoSize) {
+ FX_FLOAT fChildSuppliedHeight = pLayoutChild->m_sSize.y;
+ if (fContentCalculatedHeight < fChildSuppliedHeight) {
+ fContentCalculatedHeight = fChildSuppliedHeight;
+ }
+ }
+ }
+ }
+ if (bContainerHeightAutoSize) {
+ for (CXFA_ContentLayoutItem* pLayoutChild =
+ (CXFA_ContentLayoutItem*)pLayoutRow->m_pFirstChild;
+ pLayoutChild;
+ pLayoutChild = (CXFA_ContentLayoutItem*)pLayoutChild->m_pNextSibling) {
+ XFA_ItemLayoutProcessor_UpdateWidgetSize(
+ pLayoutChild, pLayoutChild->m_sSize.x, fContentCalculatedHeight);
+ FX_FLOAT fOldChildHeight = pLayoutChild->m_sSize.y;
+ pLayoutChild->m_sSize.y = fContentCalculatedHeight;
+ CXFA_Node* pParaNode =
+ pLayoutChild->m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Para);
+ if (pParaNode && pLayoutChild->m_pFirstChild) {
+ FX_FLOAT fOffHeight = fContentCalculatedHeight - fOldChildHeight;
+ XFA_ATTRIBUTEENUM eVType = pParaNode->GetEnum(XFA_ATTRIBUTE_VAlign);
+ switch (eVType) {
+ case XFA_ATTRIBUTEENUM_Middle:
+ fOffHeight = fOffHeight / 2;
+ break;
+ case XFA_ATTRIBUTEENUM_Bottom:
+ break;
+ case XFA_ATTRIBUTEENUM_Top:
+ default:
+ fOffHeight = 0;
+ break;
+ }
+ if (fOffHeight > 0) {
+ for (CXFA_ContentLayoutItem* pInnerLayoutChild =
+ (CXFA_ContentLayoutItem*)pLayoutChild->m_pFirstChild;
+ pInnerLayoutChild;
+ pInnerLayoutChild =
+ (CXFA_ContentLayoutItem*)pInnerLayoutChild->m_pNextSibling) {
+ pInnerLayoutChild->m_sPos.y += fOffHeight;
+ }
+ }
+ }
+ }
+ }
+ if (bContainerWidthAutoSize) {
+ FX_FLOAT fChildSuppliedWidth = fCurrentColX;
+ if (fContentWidthLimit < XFA_LAYOUT_FLOAT_MAX &&
+ fContentWidthLimit > fChildSuppliedWidth) {
+ fChildSuppliedWidth = fContentWidthLimit;
+ }
+ if (fContentCalculatedWidth < fChildSuppliedWidth) {
+ fContentCalculatedWidth = fChildSuppliedWidth;
+ }
+ } else {
+ fContentCalculatedWidth = fContainerWidth - fLeftInset - fRightInset;
+ }
+ if (pLayoutRow->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout) ==
+ XFA_ATTRIBUTEENUM_Rl_row) {
+ for (CXFA_ContentLayoutItem* pLayoutChild =
+ (CXFA_ContentLayoutItem*)pLayoutRow->m_pFirstChild;
+ pLayoutChild;
+ pLayoutChild = (CXFA_ContentLayoutItem*)pLayoutChild->m_pNextSibling) {
+ pLayoutChild->m_sPos.x = fContentCalculatedWidth -
+ pLayoutChild->m_sPos.x - pLayoutChild->m_sSize.x;
+ }
+ }
+ XFA_ItemLayoutProcessor_CalculateContainerComponentSizeFromContentSize(
+ pLayoutRow->m_pFormNode, bContainerWidthAutoSize, fContentCalculatedWidth,
+ fContainerWidth, bContainerHeightAutoSize, fContentCalculatedHeight,
+ fContainerHeight);
+ pLayoutRow->m_sSize = CFX_SizeF(fContainerWidth, fContainerHeight);
+}
+void CXFA_ItemLayoutProcessor::DoLayoutTableContainer(CXFA_Node* pLayoutNode) {
+ if (m_pLayoutItem)
+ return;
+
+ if (pLayoutNode == NULL) {
+ pLayoutNode = m_pFormNode;
+ }
+ ASSERT(m_pCurChildNode == XFA_LAYOUT_INVALIDNODE);
+ m_pLayoutItem = CreateContentLayoutItem(m_pFormNode);
+ FX_FLOAT fContainerWidth = 0, fContainerHeight = 0;
+ FX_BOOL bContainerWidthAutoSize = TRUE, bContainerHeightAutoSize = TRUE;
+ XFA_ItemLayoutProcessor_CalculateContainerSpecfiedSize(
+ m_pFormNode, fContainerWidth, fContainerHeight, bContainerWidthAutoSize,
+ bContainerHeightAutoSize);
+ FX_FLOAT fContentCalculatedWidth = 0, fContentCalculatedHeight = 0;
+ CXFA_Node* pMarginNode =
+ m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ FX_FLOAT fLeftInset = 0;
+ FX_FLOAT fRightInset = 0;
+ if (pMarginNode) {
+ fLeftInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_LeftInset).ToUnit(XFA_UNIT_Pt);
+ fRightInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_RightInset).ToUnit(XFA_UNIT_Pt);
+ }
+ FX_FLOAT fContentWidthLimit =
+ bContainerWidthAutoSize ? XFA_LAYOUT_FLOAT_MAX
+ : fContainerWidth - fLeftInset - fRightInset;
+ CFX_WideStringC wsColumnWidths;
+ if (pLayoutNode->TryCData(XFA_ATTRIBUTE_ColumnWidths, wsColumnWidths)) {
+ CFX_WideStringArray widths;
+ if (FX_SeparateStringW(wsColumnWidths.GetPtr(), wsColumnWidths.GetLength(),
+ L' ', widths) > 0) {
+ int32_t iCols = widths.GetSize();
+ CFX_WideString wsWidth;
+ for (int32_t i = 0; i < iCols; i++) {
+ wsWidth = widths[i];
+ wsWidth.TrimLeft(L' ');
+ if (!wsWidth.IsEmpty()) {
+ CXFA_Measurement measure(wsWidth);
+ m_rgSpecifiedColumnWidths.Add(measure.ToUnit(XFA_UNIT_Pt));
+ }
+ }
+ }
+ }
+ int32_t iSpecifiedColumnCount = m_rgSpecifiedColumnWidths.GetSize();
+ CXFA_LayoutContext layoutContext;
+ layoutContext.m_prgSpecifiedColumnWidths = &m_rgSpecifiedColumnWidths;
+ CXFA_LayoutContext* pLayoutContext =
+ iSpecifiedColumnCount > 0 ? &layoutContext : NULL;
+ if (m_pCurChildNode == XFA_LAYOUT_INVALIDNODE) {
+ XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, FALSE);
+ }
+ for (; m_pCurChildNode; XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, FALSE)) {
+ layoutContext.m_bCurColumnWidthAvaiable = FALSE;
+ layoutContext.m_fCurColumnWidth = 0;
+ if (m_nCurChildNodeStage != XFA_ItemLayoutProcessorStages_Container) {
+ continue;
+ }
+ CXFA_ItemLayoutProcessor* pProcessor =
+ new CXFA_ItemLayoutProcessor(m_pCurChildNode, m_pPageMgr);
+ pProcessor->DoLayout(FALSE, XFA_LAYOUT_FLOAT_MAX, XFA_LAYOUT_FLOAT_MAX,
+ pLayoutContext);
+ if (!pProcessor->HasLayoutItem()) {
+ delete pProcessor;
+ continue;
+ }
+ m_pLayoutItem->AddChild(pProcessor->ExtractLayoutItem());
+ delete pProcessor;
+ }
+ int32_t iRowCount = 0, iColCount = 0;
+ {
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*> rgRowItems;
+ CFX_ArrayTemplate<int32_t> rgRowItemsSpan;
+ CFX_ArrayTemplate<FX_FLOAT> rgRowItemsWidth;
+ for (CXFA_ContentLayoutItem* pLayoutChild =
+ (CXFA_ContentLayoutItem*)m_pLayoutItem->m_pFirstChild;
+ pLayoutChild;
+ pLayoutChild = (CXFA_ContentLayoutItem*)pLayoutChild->m_pNextSibling) {
+ if (pLayoutChild->m_pFormNode->GetClassID() != XFA_ELEMENT_Subform) {
+ continue;
+ }
+ if (!XFA_ItemLayoutProcessor_IsTakingSpace(pLayoutChild->m_pFormNode)) {
+ continue;
+ }
+ XFA_ATTRIBUTEENUM eLayout =
+ pLayoutChild->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ if (eLayout != XFA_ATTRIBUTEENUM_Row &&
+ eLayout != XFA_ATTRIBUTEENUM_Rl_row) {
+ continue;
+ }
+ if (CXFA_ContentLayoutItem* pRowLayoutCell =
+ (CXFA_ContentLayoutItem*)pLayoutChild->m_pFirstChild) {
+ rgRowItems.Add(pRowLayoutCell);
+ int32_t iColSpan =
+ pRowLayoutCell->m_pFormNode->GetInteger(XFA_ATTRIBUTE_ColSpan);
+ rgRowItemsSpan.Add(iColSpan);
+ rgRowItemsWidth.Add(pRowLayoutCell->m_sSize.x);
+ }
+ }
+ iRowCount = rgRowItems.GetSize();
+ iColCount = 0;
+ FX_BOOL bMoreColumns = TRUE;
+ while (bMoreColumns) {
+ bMoreColumns = FALSE;
+ FX_BOOL bAutoCol = FALSE;
+ for (int32_t i = 0; i < iRowCount; i++) {
+ while (rgRowItems[i] && (rgRowItemsSpan[i] <= 0 ||
+ !XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgRowItems[i]->m_pFormNode))) {
+ CXFA_ContentLayoutItem* pNewCell =
+ (CXFA_ContentLayoutItem*)rgRowItems[i]->m_pNextSibling;
+ if (rgRowItemsSpan[i] < 0 && XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgRowItems[i]->m_pFormNode)) {
+ pNewCell = NULL;
+ }
+ rgRowItems[i] = pNewCell;
+ rgRowItemsSpan[i] =
+ pNewCell
+ ? pNewCell->m_pFormNode->GetInteger(XFA_ATTRIBUTE_ColSpan)
+ : 0;
+ rgRowItemsWidth[i] = pNewCell ? pNewCell->m_sSize.x : 0;
+ }
+ CXFA_ContentLayoutItem* pCell = rgRowItems[i];
+ if (!pCell) {
+ continue;
+ }
+ bMoreColumns = TRUE;
+ if (rgRowItemsSpan[i] == 1) {
+ if (iColCount >= iSpecifiedColumnCount) {
+ for (int32_t j = 0, c = iColCount + 1 -
+ m_rgSpecifiedColumnWidths.GetSize();
+ j < c; j++) {
+ m_rgSpecifiedColumnWidths.Add(0);
+ }
+ }
+ if (m_rgSpecifiedColumnWidths[iColCount] <
+ XFA_LAYOUT_FLOAT_PERCISION) {
+ bAutoCol = TRUE;
+ }
+ if (bAutoCol &&
+ m_rgSpecifiedColumnWidths[iColCount] < rgRowItemsWidth[i]) {
+ m_rgSpecifiedColumnWidths[iColCount] = rgRowItemsWidth[i];
+ }
+ }
+ }
+ if (bMoreColumns) {
+ FX_FLOAT fFinalColumnWidth = 0.0f;
+ if (iColCount < m_rgSpecifiedColumnWidths.GetSize())
+ fFinalColumnWidth = m_rgSpecifiedColumnWidths[iColCount];
+ for (int32_t i = 0; i < iRowCount; ++i) {
+ if (!rgRowItems[i])
+ continue;
+ --rgRowItemsSpan[i];
+ rgRowItemsWidth[i] -= fFinalColumnWidth;
+ }
+ ++iColCount;
+ }
+ }
+ }
+ FX_FLOAT fCurrentRowY = 0;
+ for (CXFA_ContentLayoutItem* pLayoutChild =
+ (CXFA_ContentLayoutItem*)m_pLayoutItem->m_pFirstChild;
+ pLayoutChild;
+ pLayoutChild = (CXFA_ContentLayoutItem*)pLayoutChild->m_pNextSibling) {
+ if (!XFA_ItemLayoutProcessor_IsTakingSpace(pLayoutChild->m_pFormNode)) {
+ continue;
+ }
+ if (pLayoutChild->m_pFormNode->GetClassID() == XFA_ELEMENT_Subform) {
+ XFA_ATTRIBUTEENUM eSubformLayout =
+ pLayoutChild->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ if (eSubformLayout == XFA_ATTRIBUTEENUM_Row ||
+ eSubformLayout == XFA_ATTRIBUTEENUM_Rl_row) {
+ XFA_ItemLayoutProcessor_RelocateTableRowCells(
+ pLayoutChild, m_rgSpecifiedColumnWidths, eSubformLayout);
+ }
+ }
+ pLayoutChild->m_sPos.y = fCurrentRowY;
+ if (bContainerWidthAutoSize) {
+ pLayoutChild->m_sPos.x = 0;
+ } else {
+ switch (pLayoutChild->m_pFormNode->GetEnum(XFA_ATTRIBUTE_HAlign)) {
+ case XFA_ATTRIBUTEENUM_Left:
+ default:
+ pLayoutChild->m_sPos.x = 0;
+ break;
+ case XFA_ATTRIBUTEENUM_Center:
+ pLayoutChild->m_sPos.x =
+ (fContentWidthLimit - pLayoutChild->m_sSize.x) / 2;
+ break;
+ case XFA_ATTRIBUTEENUM_Right:
+ pLayoutChild->m_sPos.x = fContentWidthLimit - pLayoutChild->m_sSize.x;
+ break;
+ }
+ }
+ if (bContainerWidthAutoSize) {
+ FX_FLOAT fChildSuppliedWidth =
+ pLayoutChild->m_sPos.x + pLayoutChild->m_sSize.x;
+ if (fContentWidthLimit < XFA_LAYOUT_FLOAT_MAX &&
+ fContentWidthLimit > fChildSuppliedWidth) {
+ fChildSuppliedWidth = fContentWidthLimit;
+ }
+ if (fContentCalculatedWidth < fChildSuppliedWidth) {
+ fContentCalculatedWidth = fChildSuppliedWidth;
+ }
+ }
+ fCurrentRowY += pLayoutChild->m_sSize.y;
+ }
+ if (bContainerHeightAutoSize) {
+ FX_FLOAT fChildSuppliedHeight = fCurrentRowY;
+ if (fContentCalculatedHeight < fChildSuppliedHeight) {
+ fContentCalculatedHeight = fChildSuppliedHeight;
+ }
+ }
+ XFA_ItemLayoutProcessor_CalculateContainerComponentSizeFromContentSize(
+ m_pFormNode, bContainerWidthAutoSize, fContentCalculatedWidth,
+ fContainerWidth, bContainerHeightAutoSize, fContentCalculatedHeight,
+ fContainerHeight);
+ SetCurrentComponentSize(fContainerWidth, fContainerHeight);
+}
+static uint8_t XFA_ItemLayoutProcessor_HAlignEnumToInt(
+ XFA_ATTRIBUTEENUM eHAlign) {
+ switch (eHAlign) {
+ case XFA_ATTRIBUTEENUM_Center:
+ return 1;
+ case XFA_ATTRIBUTEENUM_Right:
+ return 2;
+ case XFA_ATTRIBUTEENUM_Left:
+ default:
+ return 0;
+ }
+}
+static void XFA_ItemLayoutProcessor_UpdatePendedItemLayout(
+ CXFA_ItemLayoutProcessor* pProcessor,
+ CXFA_ContentLayoutItem* pLayoutItem) {
+ XFA_ATTRIBUTEENUM eLayout =
+ pLayoutItem->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ switch (eLayout) {
+ case XFA_ATTRIBUTEENUM_Row:
+ case XFA_ATTRIBUTEENUM_Rl_row:
+ XFA_ItemLayoutProcessor_RelocateTableRowCells(
+ pLayoutItem, pProcessor->m_rgSpecifiedColumnWidths, eLayout);
+ break;
+ default:
+ break;
+ }
+}
+FX_BOOL CXFA_ItemLayoutProcessor::IsAddNewRowForTrailer(
+ CXFA_ContentLayoutItem* pTrailerItem) {
+ if (!pTrailerItem) {
+ return FALSE;
+ }
+ FX_FLOAT fWidth = pTrailerItem->m_sSize.x;
+ XFA_ATTRIBUTEENUM eLayout = m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ if (eLayout != XFA_ATTRIBUTEENUM_Tb && m_fWidthLimite > fWidth) {
+ return FALSE;
+ }
+ return TRUE;
+}
+static void XFA_ItemLayoutProcessor_AddTrailerBeforeSplit(
+ CXFA_ItemLayoutProcessor* pProcessor,
+ FX_FLOAT fSplitPos,
+ CXFA_ContentLayoutItem* pTrailerLayoutItem,
+ FX_BOOL bUseInherited = FALSE) {
+ if (!pTrailerLayoutItem) {
+ return;
+ }
+ FX_FLOAT fHeight = pTrailerLayoutItem->m_sSize.y;
+ if (bUseInherited) {
+ FX_FLOAT fNewSplitPos = 0;
+ if (fSplitPos - fHeight > XFA_LAYOUT_FLOAT_PERCISION) {
+ fNewSplitPos = pProcessor->FindSplitPos(fSplitPos - fHeight);
+ }
+ if (fNewSplitPos > XFA_LAYOUT_FLOAT_PERCISION) {
+ pProcessor->SplitLayoutItem(fNewSplitPos);
+ }
+ return;
+ }
+ XFA_ItemLayoutProcessor_UpdatePendedItemLayout(pProcessor,
+ pTrailerLayoutItem);
+ CXFA_Node* pMarginNode =
+ pProcessor->m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ FX_FLOAT fLeftInset = 0, fTopInset = 0, fRightInset = 0, fBottomInset = 0;
+ if (pMarginNode) {
+ fLeftInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_LeftInset).ToUnit(XFA_UNIT_Pt);
+ fTopInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_TopInset).ToUnit(XFA_UNIT_Pt);
+ fRightInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_RightInset).ToUnit(XFA_UNIT_Pt);
+ fBottomInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_BottomInset).ToUnit(XFA_UNIT_Pt);
+ }
+ if (!pProcessor->IsAddNewRowForTrailer(pTrailerLayoutItem)) {
+ pTrailerLayoutItem->m_sPos.y = pProcessor->m_fLastRowY;
+ pTrailerLayoutItem->m_sPos.x = pProcessor->m_fLastRowWidth;
+ pProcessor->m_pLayoutItem->m_sSize.x += pTrailerLayoutItem->m_sSize.x;
+ pProcessor->m_pLayoutItem->AddChild(pTrailerLayoutItem);
+ return;
+ }
+ FX_FLOAT fNewSplitPos = 0;
+ if (fSplitPos - fHeight > XFA_LAYOUT_FLOAT_PERCISION) {
+ fNewSplitPos = pProcessor->FindSplitPos(fSplitPos - fHeight);
+ }
+ if (fNewSplitPos > XFA_LAYOUT_FLOAT_PERCISION) {
+ pProcessor->SplitLayoutItem(fNewSplitPos);
+ pTrailerLayoutItem->m_sPos.y = fNewSplitPos - fTopInset - fBottomInset;
+ } else {
+ pTrailerLayoutItem->m_sPos.y = fSplitPos - fTopInset - fBottomInset;
+ }
+ switch (pTrailerLayoutItem->m_pFormNode->GetEnum(XFA_ATTRIBUTE_HAlign)) {
+ case XFA_ATTRIBUTEENUM_Left:
+ default:
+ pTrailerLayoutItem->m_sPos.x = fLeftInset;
+ break;
+ case XFA_ATTRIBUTEENUM_Right:
+ pTrailerLayoutItem->m_sPos.x = pProcessor->m_pLayoutItem->m_sSize.x -
+ fRightInset -
+ pTrailerLayoutItem->m_sSize.x;
+ break;
+ case XFA_ATTRIBUTEENUM_Center:
+ pTrailerLayoutItem->m_sPos.x =
+ (pProcessor->m_pLayoutItem->m_sSize.x - fLeftInset - fRightInset -
+ pTrailerLayoutItem->m_sSize.x) /
+ 2;
+ break;
+ }
+ pProcessor->m_pLayoutItem->m_sSize.y += fHeight;
+ pProcessor->m_pLayoutItem->AddChild(pTrailerLayoutItem);
+}
+static void XFA_ItemLayoutProcessor_AddLeaderAfterSplit(
+ CXFA_ItemLayoutProcessor* pProcessor,
+ CXFA_ContentLayoutItem* pLeaderLayoutItem) {
+ XFA_ItemLayoutProcessor_UpdatePendedItemLayout(pProcessor, pLeaderLayoutItem);
+ CXFA_Node* pMarginNode =
+ pProcessor->m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ FX_FLOAT fLeftInset = 0;
+ FX_FLOAT fRightInset = 0;
+ if (pMarginNode) {
+ fLeftInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_LeftInset).ToUnit(XFA_UNIT_Pt);
+ fRightInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_RightInset).ToUnit(XFA_UNIT_Pt);
+ }
+ FX_FLOAT fHeight = pLeaderLayoutItem->m_sSize.y;
+ for (CXFA_ContentLayoutItem* pChildItem =
+ (CXFA_ContentLayoutItem*)pProcessor->m_pLayoutItem->m_pFirstChild;
+ pChildItem;
+ pChildItem = (CXFA_ContentLayoutItem*)pChildItem->m_pNextSibling) {
+ pChildItem->m_sPos.y += fHeight;
+ }
+ pLeaderLayoutItem->m_sPos.y = 0;
+ switch (pLeaderLayoutItem->m_pFormNode->GetEnum(XFA_ATTRIBUTE_HAlign)) {
+ case XFA_ATTRIBUTEENUM_Left:
+ default:
+ pLeaderLayoutItem->m_sPos.x = fLeftInset;
+ break;
+ case XFA_ATTRIBUTEENUM_Right:
+ pLeaderLayoutItem->m_sPos.x = pProcessor->m_pLayoutItem->m_sSize.x -
+ fRightInset - pLeaderLayoutItem->m_sSize.x;
+ break;
+ case XFA_ATTRIBUTEENUM_Center:
+ pLeaderLayoutItem->m_sPos.x =
+ (pProcessor->m_pLayoutItem->m_sSize.x - fLeftInset - fRightInset -
+ pLeaderLayoutItem->m_sSize.x) /
+ 2;
+ break;
+ }
+ pProcessor->m_pLayoutItem->m_sSize.y += fHeight;
+ pProcessor->m_pLayoutItem->AddChild(pLeaderLayoutItem);
+}
+static void XFA_ItemLayoutProcessor_AddPendingNode(
+ CXFA_ItemLayoutProcessor* pProcessor,
+ CXFA_Node* pPendingNode,
+ FX_BOOL bBreakPending) {
+ pProcessor->m_PendingNodes.push_back(pPendingNode);
+ pProcessor->m_bBreakPending = bBreakPending;
+}
+static FX_FLOAT XFA_ItemLayoutProcessor_InsertPendingItems(
+ CXFA_ItemLayoutProcessor* pProcessor,
+ CXFA_Node* pCurChildNode) {
+ FX_FLOAT fTotalHeight = 0;
+ if (pProcessor->m_PendingNodes.empty()) {
+ return fTotalHeight;
+ }
+ if (!pProcessor->m_pLayoutItem) {
+ pProcessor->m_pLayoutItem =
+ pProcessor->CreateContentLayoutItem(pCurChildNode);
+ pProcessor->m_pLayoutItem->m_sSize.clear();
+ }
+ while (!pProcessor->m_PendingNodes.empty()) {
+ std::unique_ptr<CXFA_ItemLayoutProcessor> pPendingProcessor(
+ new CXFA_ItemLayoutProcessor(pProcessor->m_PendingNodes.front(),
+ nullptr));
+ pProcessor->m_PendingNodes.pop_front();
+ pPendingProcessor->DoLayout(FALSE, XFA_LAYOUT_FLOAT_MAX);
+ CXFA_ContentLayoutItem* pPendingLayoutItem =
+ pPendingProcessor->HasLayoutItem()
+ ? pPendingProcessor->ExtractLayoutItem()
+ : nullptr;
+ if (pPendingLayoutItem) {
+ XFA_ItemLayoutProcessor_AddLeaderAfterSplit(pProcessor,
+ pPendingLayoutItem);
+ if (pProcessor->m_bBreakPending) {
+ fTotalHeight += pPendingLayoutItem->m_sSize.y;
+ }
+ }
+ }
+ return fTotalHeight;
+}
+FX_FLOAT CXFA_ItemLayoutProcessor::InsertKeepLayoutItems() {
+ FX_FLOAT fTotalHeight = 0;
+ if (m_arrayKeepItems.GetSize()) {
+ if (!m_pLayoutItem) {
+ m_pLayoutItem = CreateContentLayoutItem(m_pFormNode);
+ m_pLayoutItem->m_sSize.clear();
+ }
+ for (int32_t iIndex = m_arrayKeepItems.GetSize() - 1; iIndex >= 0;
+ iIndex--) {
+ XFA_ItemLayoutProcessor_AddLeaderAfterSplit(this,
+ m_arrayKeepItems[iIndex]);
+ fTotalHeight += m_arrayKeepItems[iIndex]->m_sSize.y;
+ }
+ m_arrayKeepItems.RemoveAll();
+ }
+ return fTotalHeight;
+}
+FX_BOOL CXFA_ItemLayoutProcessor::ProcessKeepForSplite(
+ CXFA_ItemLayoutProcessor* pParentProcessor,
+ CXFA_ItemLayoutProcessor* pChildProcessor,
+ XFA_ItemLayoutProcessorResult eRetValue,
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*>& rgCurLineLayoutItem,
+ FX_FLOAT& fContentCurRowAvailWidth,
+ FX_FLOAT& fContentCurRowHeight,
+ FX_FLOAT& fContentCurRowY,
+ FX_BOOL& bAddedItemInRow,
+ FX_BOOL& bForceEndPage,
+ XFA_ItemLayoutProcessorResult& result) {
+ if (pParentProcessor == NULL || pChildProcessor == NULL) {
+ return FALSE;
+ }
+ if (pParentProcessor->m_pCurChildNode->GetIntact() !=
+ XFA_ATTRIBUTEENUM_None ||
+ !pChildProcessor->m_bHasAvailHeight) {
+ if (XFA_ExistContainerKeep(pParentProcessor->m_pCurChildNode, TRUE)) {
+ FX_FLOAT fChildWidth, fChildHeight;
+ pChildProcessor->GetCurrentComponentSize(fChildWidth, fChildHeight);
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*> keepLayoutItems;
+ if (pParentProcessor->JudgePutNextPage(pParentProcessor->m_pLayoutItem,
+ fChildHeight, keepLayoutItems)) {
+ m_arrayKeepItems.RemoveAll();
+ for (int32_t iIndex = 0; iIndex < keepLayoutItems.GetSize(); iIndex++) {
+ CXFA_ContentLayoutItem* pItem = keepLayoutItems.GetAt(iIndex);
+ pParentProcessor->m_pLayoutItem->RemoveChild(pItem);
+ fContentCurRowY -= pItem->m_sSize.y;
+ m_arrayKeepItems.Add(pItem);
+ }
+ bAddedItemInRow = TRUE;
+ bForceEndPage = TRUE;
+ result = XFA_ItemLayoutProcessorResult_PageFullBreak;
+ return TRUE;
+ }
+ rgCurLineLayoutItem.Add(pChildProcessor->ExtractLayoutItem());
+ bAddedItemInRow = TRUE;
+ fContentCurRowAvailWidth -= fChildWidth;
+ if (fContentCurRowHeight < fChildHeight) {
+ fContentCurRowHeight = fChildHeight;
+ }
+ result = eRetValue;
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+FX_BOOL CXFA_ItemLayoutProcessor::JudgePutNextPage(
+ CXFA_ContentLayoutItem* pParentLayoutItem,
+ FX_FLOAT fChildHeight,
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*>& pKeepItems) {
+ if (pParentLayoutItem == NULL) {
+ return FALSE;
+ }
+ FX_FLOAT fItemsHeight = 0;
+ for (CXFA_ContentLayoutItem* pChildLayoutItem =
+ (CXFA_ContentLayoutItem*)pParentLayoutItem->m_pFirstChild;
+ pChildLayoutItem;
+ pChildLayoutItem =
+ (CXFA_ContentLayoutItem*)pChildLayoutItem->m_pNextSibling) {
+ if (XFA_ExistContainerKeep(pChildLayoutItem->m_pFormNode, FALSE)) {
+ pKeepItems.Add(pChildLayoutItem);
+ fItemsHeight += pChildLayoutItem->m_sSize.y;
+ } else {
+ pKeepItems.RemoveAll();
+ fItemsHeight = 0;
+ }
+ }
+ fItemsHeight += fChildHeight;
+ if (m_pPageMgr->GetNextAvailContentHeight(fItemsHeight)) {
+ return TRUE;
+ }
+ return FALSE;
+}
+void CXFA_ItemLayoutProcessor::ProcessUnUseBinds(CXFA_Node* pFormNode) {
+ if (!pFormNode) {
+ return;
+ }
+ CXFA_NodeIteratorTemplate<CXFA_Node, CXFA_TraverseStrategy_XFANode> sIterator(
+ pFormNode);
+ for (CXFA_Node* pNode = sIterator.MoveToNext(); 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);
+ }
+}
+void CXFA_ItemLayoutProcessor::ProcessUnUseOverFlow(
+ CXFA_Node* pLeaderNode,
+ CXFA_Node* pTrailerNode,
+ CXFA_ContentLayoutItem* pTrailerItem,
+ CXFA_Node* pFormNode) {
+ ProcessUnUseBinds(pLeaderNode);
+ ProcessUnUseBinds(pTrailerNode);
+ if (pFormNode == NULL) {
+ return;
+ }
+ if (pFormNode->GetClassID() == XFA_ELEMENT_Overflow ||
+ pFormNode->GetClassID() == XFA_ELEMENT_Break) {
+ pFormNode = pFormNode->GetNodeItem(XFA_NODEITEM_Parent);
+ }
+ if (pLeaderNode && pFormNode) {
+ pFormNode->RemoveChild(pLeaderNode);
+ }
+ if (pTrailerNode && pFormNode) {
+ pFormNode->RemoveChild(pTrailerNode);
+ }
+ if (pTrailerItem) {
+ XFA_ReleaseLayoutItem(pTrailerItem);
+ }
+}
+static XFA_ItemLayoutProcessorResult XFA_ItemLayoutProcessor_InsertFlowedItem(
+ CXFA_ItemLayoutProcessor* pThis,
+ CXFA_ItemLayoutProcessor*& pProcessor,
+ FX_BOOL bContainerWidthAutoSize,
+ FX_BOOL bContainerHeightAutoSize,
+ FX_FLOAT fContainerHeight,
+ XFA_ATTRIBUTEENUM eFlowStrategy,
+ uint8_t& uCurHAlignState,
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*>(&rgCurLineLayoutItems)[3],
+ FX_BOOL bUseBreakControl,
+ FX_FLOAT fAvailHeight,
+ FX_FLOAT fRealHeight,
+ FX_FLOAT& fContentCurRowY,
+ FX_FLOAT& fContentWidthLimit,
+ FX_FLOAT& fContentCurRowAvailWidth,
+ FX_FLOAT& fContentCurRowHeight,
+ FX_BOOL& bAddedItemInRow,
+ FX_BOOL& bForceEndPage,
+ CXFA_LayoutContext* pLayoutContext = NULL,
+ FX_BOOL bNewRow = FALSE) {
+ FX_BOOL bTakeSpace =
+ XFA_ItemLayoutProcessor_IsTakingSpace(pProcessor->m_pFormNode);
+ uint8_t uHAlign = XFA_ItemLayoutProcessor_HAlignEnumToInt(
+ pThis->m_pCurChildNode->GetEnum(XFA_ATTRIBUTE_HAlign));
+ if (bContainerWidthAutoSize) {
+ uHAlign = 0;
+ }
+ if ((eFlowStrategy != XFA_ATTRIBUTEENUM_Rl_tb && uHAlign < uCurHAlignState) ||
+ (eFlowStrategy == XFA_ATTRIBUTEENUM_Rl_tb && uHAlign > uCurHAlignState)) {
+ return XFA_ItemLayoutProcessorResult_RowFullBreak;
+ }
+ uCurHAlignState = uHAlign;
+ FX_BOOL bIsOwnSplite =
+ pProcessor->m_pFormNode->GetIntact() == XFA_ATTRIBUTEENUM_None;
+ FX_BOOL bUseRealHeight =
+ bTakeSpace && bContainerHeightAutoSize && bIsOwnSplite &&
+ pProcessor->m_pFormNode->GetNodeItem(XFA_NODEITEM_Parent)->GetIntact() ==
+ XFA_ATTRIBUTEENUM_None;
+ FX_BOOL bIsTransHeight = bTakeSpace;
+ if (bIsTransHeight && !bIsOwnSplite) {
+ FX_BOOL bRootForceTb = FALSE;
+ XFA_ATTRIBUTEENUM eLayoutStrategy = XFA_ItemLayoutProcessor_GetLayout(
+ pProcessor->m_pFormNode, bRootForceTb);
+ if (eLayoutStrategy == XFA_ATTRIBUTEENUM_Lr_tb ||
+ eLayoutStrategy == XFA_ATTRIBUTEENUM_Rl_tb) {
+ bIsTransHeight = FALSE;
+ }
+ }
+ FX_BOOL bUseInherited = FALSE;
+ CXFA_LayoutContext layoutContext;
+ if (pThis->m_pPageMgr) {
+ CXFA_Node* pOverflowNode =
+ pThis->m_pPageMgr->QueryOverflow(pThis->m_pFormNode);
+ if (pOverflowNode) {
+ layoutContext.m_pOverflowNode = pOverflowNode;
+ layoutContext.m_pOverflowProcessor = pThis;
+ pLayoutContext = &layoutContext;
+ }
+ }
+ XFA_ItemLayoutProcessorResult eRetValue = XFA_ItemLayoutProcessorResult_Done;
+ if (!bNewRow ||
+ pProcessor->m_ePreProcessRs == XFA_ItemLayoutProcessorResult_Done) {
+ eRetValue = pProcessor->DoLayout(
+ bTakeSpace ? bUseBreakControl : FALSE,
+ bUseRealHeight ? fRealHeight - fContentCurRowY : XFA_LAYOUT_FLOAT_MAX,
+ bIsTransHeight ? fRealHeight - fContentCurRowY : XFA_LAYOUT_FLOAT_MAX,
+ pLayoutContext);
+ pProcessor->m_ePreProcessRs = eRetValue;
+ } else {
+ eRetValue = pProcessor->m_ePreProcessRs;
+ pProcessor->m_ePreProcessRs = XFA_ItemLayoutProcessorResult_Done;
+ }
+ if (pProcessor->HasLayoutItem() == FALSE) {
+ return eRetValue;
+ }
+ FX_FLOAT fChildWidth, fChildHeight;
+ pProcessor->GetCurrentComponentSize(fChildWidth, fChildHeight);
+ if (bUseRealHeight && fRealHeight < XFA_LAYOUT_FLOAT_PERCISION) {
+ fRealHeight = XFA_LAYOUT_FLOAT_MAX;
+ fAvailHeight = XFA_LAYOUT_FLOAT_MAX;
+ }
+ if (!bTakeSpace ||
+ (fChildWidth <= fContentCurRowAvailWidth + XFA_LAYOUT_FLOAT_PERCISION) ||
+ (fContentWidthLimit - fContentCurRowAvailWidth <=
+ XFA_LAYOUT_FLOAT_PERCISION)) {
+ CXFA_Node *pOverflowLeaderNode = NULL, *pOverflowTrailerNode = NULL,
+ *pFormNode = NULL;
+ CXFA_ContentLayoutItem* pTrailerLayoutItem = NULL;
+ FX_BOOL bIsAddTrailerHeight = FALSE;
+ if (pThis->m_pPageMgr &&
+ pProcessor->m_pFormNode->GetIntact() == XFA_ATTRIBUTEENUM_None) {
+ pFormNode = pThis->m_pPageMgr->QueryOverflow(pProcessor->m_pFormNode);
+ if (pFormNode == NULL && pLayoutContext &&
+ pLayoutContext->m_pOverflowProcessor) {
+ pFormNode = pLayoutContext->m_pOverflowNode;
+ bUseInherited = TRUE;
+ }
+ if (pThis->m_pPageMgr->ProcessOverflow(pFormNode, pOverflowLeaderNode,
+ pOverflowTrailerNode, FALSE,
+ FALSE)) {
+ if (pProcessor->JudgeLeaderOrTrailerForOccur(pOverflowTrailerNode)) {
+ if (pOverflowTrailerNode) {
+ CXFA_ItemLayoutProcessor* pOverflowLeaderProcessor =
+ new CXFA_ItemLayoutProcessor(pOverflowTrailerNode, NULL);
+ pOverflowLeaderProcessor->DoLayout(FALSE, XFA_LAYOUT_FLOAT_MAX);
+ pTrailerLayoutItem =
+ pOverflowLeaderProcessor->HasLayoutItem()
+ ? pOverflowLeaderProcessor->ExtractLayoutItem()
+ : NULL;
+ delete pOverflowLeaderProcessor;
+ }
+ if (bUseInherited) {
+ bIsAddTrailerHeight =
+ pThis->IsAddNewRowForTrailer(pTrailerLayoutItem);
+ } else {
+ bIsAddTrailerHeight =
+ pProcessor->IsAddNewRowForTrailer(pTrailerLayoutItem);
+ }
+ if (bIsAddTrailerHeight) {
+ FX_FLOAT fTrailerHeight = pTrailerLayoutItem->m_sSize.y;
+ fChildHeight += fTrailerHeight;
+ bIsAddTrailerHeight = TRUE;
+ }
+ }
+ }
+ }
+ if (!bTakeSpace ||
+ fContentCurRowY + fChildHeight <=
+ fAvailHeight + XFA_LAYOUT_FLOAT_PERCISION ||
+ (!bContainerHeightAutoSize &&
+ pThis->m_fUsedSize + fAvailHeight + XFA_LAYOUT_FLOAT_PERCISION >=
+ fContainerHeight)) {
+ if (!bTakeSpace || eRetValue == XFA_ItemLayoutProcessorResult_Done) {
+ if (pProcessor->m_bUseInheriated) {
+ if (pTrailerLayoutItem) {
+ XFA_ItemLayoutProcessor_AddTrailerBeforeSplit(
+ pProcessor, fChildHeight, pTrailerLayoutItem);
+ }
+ if (pProcessor->JudgeLeaderOrTrailerForOccur(pOverflowLeaderNode)) {
+ XFA_ItemLayoutProcessor_AddPendingNode(pProcessor,
+ pOverflowLeaderNode, FALSE);
+ }
+ pProcessor->m_bUseInheriated = FALSE;
+ } else {
+ if (bIsAddTrailerHeight) {
+ fChildHeight -= pTrailerLayoutItem->m_sSize.y;
+ }
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ }
+ CXFA_ContentLayoutItem* pChildLayoutItem =
+ pProcessor->ExtractLayoutItem();
+ if (XFA_ExistContainerKeep(pProcessor->m_pFormNode, FALSE) &&
+ pProcessor->m_pFormNode->GetIntact() == XFA_ATTRIBUTEENUM_None) {
+ pThis->m_arrayKeepItems.Add(pChildLayoutItem);
+ } else {
+ pThis->m_arrayKeepItems.RemoveAll();
+ }
+ rgCurLineLayoutItems[uHAlign].Add(pChildLayoutItem);
+ bAddedItemInRow = TRUE;
+ if (bTakeSpace) {
+ fContentCurRowAvailWidth -= fChildWidth;
+ if (fContentCurRowHeight < fChildHeight) {
+ fContentCurRowHeight = fChildHeight;
+ }
+ }
+ return XFA_ItemLayoutProcessorResult_Done;
+ } else {
+ if (eRetValue == XFA_ItemLayoutProcessorResult_PageFullBreak) {
+ if (pProcessor->m_bUseInheriated) {
+ if (pTrailerLayoutItem) {
+ XFA_ItemLayoutProcessor_AddTrailerBeforeSplit(
+ pProcessor, fChildHeight, pTrailerLayoutItem);
+ }
+ if (pProcessor->JudgeLeaderOrTrailerForOccur(pOverflowLeaderNode)) {
+ XFA_ItemLayoutProcessor_AddPendingNode(
+ pProcessor, pOverflowLeaderNode, FALSE);
+ }
+ pProcessor->m_bUseInheriated = FALSE;
+ } else {
+ if (bIsAddTrailerHeight) {
+ fChildHeight -= pTrailerLayoutItem->m_sSize.y;
+ }
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ }
+ }
+ rgCurLineLayoutItems[uHAlign].Add(pProcessor->ExtractLayoutItem());
+ bAddedItemInRow = TRUE;
+ fContentCurRowAvailWidth -= fChildWidth;
+ if (fContentCurRowHeight < fChildHeight) {
+ fContentCurRowHeight = fChildHeight;
+ }
+ return eRetValue;
+ }
+ } else {
+ XFA_ItemLayoutProcessorResult eResult;
+ if (pThis->ProcessKeepForSplite(
+ pThis, pProcessor, eRetValue, rgCurLineLayoutItems[uHAlign],
+ fContentCurRowAvailWidth, fContentCurRowHeight, fContentCurRowY,
+ bAddedItemInRow, bForceEndPage, eResult)) {
+ return eResult;
+ }
+ bForceEndPage = TRUE;
+ FX_FLOAT fSplitPos =
+ pProcessor->FindSplitPos(fAvailHeight - fContentCurRowY);
+ if (fSplitPos > XFA_LAYOUT_FLOAT_PERCISION) {
+ XFA_ATTRIBUTEENUM eLayout =
+ pProcessor->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ if (eLayout == XFA_ATTRIBUTEENUM_Tb &&
+ eRetValue == XFA_ItemLayoutProcessorResult_Done) {
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ rgCurLineLayoutItems[uHAlign].Add(pProcessor->ExtractLayoutItem());
+ bAddedItemInRow = TRUE;
+ if (bTakeSpace) {
+ fContentCurRowAvailWidth -= fChildWidth;
+ if (fContentCurRowHeight < fChildHeight) {
+ fContentCurRowHeight = fChildHeight;
+ }
+ }
+ return XFA_ItemLayoutProcessorResult_PageFullBreak;
+ }
+ CXFA_Node *pTempLeaderNode = NULL, *pTempTrailerNode = NULL;
+ if (pThis->m_pPageMgr && !pProcessor->m_bUseInheriated &&
+ eRetValue != XFA_ItemLayoutProcessorResult_PageFullBreak) {
+ pThis->m_pPageMgr->ProcessOverflow(pFormNode, pTempLeaderNode,
+ pTempTrailerNode, FALSE, TRUE);
+ }
+ if (pTrailerLayoutItem && bIsAddTrailerHeight) {
+ XFA_ItemLayoutProcessor_AddTrailerBeforeSplit(
+ pProcessor, fSplitPos, pTrailerLayoutItem, bUseInherited);
+ } else {
+ pProcessor->SplitLayoutItem(fSplitPos);
+ }
+ if (bUseInherited) {
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ pThis->m_bUseInheriated = TRUE;
+ } else {
+ if (pProcessor->m_pLayoutItem->m_pFirstChild &&
+ pProcessor->m_pLayoutItem->m_pFirstChild->m_pNextSibling ==
+ NULL &&
+ pProcessor->m_pLayoutItem->m_pFirstChild->m_pFormNode->HasFlag(
+ XFA_NODEFLAG_LayoutGeneratedNode)) {
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ } else {
+ if (pProcessor->JudgeLeaderOrTrailerForOccur(pOverflowLeaderNode)) {
+ XFA_ItemLayoutProcessor_AddPendingNode(
+ pProcessor, pOverflowLeaderNode, FALSE);
+ }
+ }
+ }
+ if (pProcessor->m_pLayoutItem->m_pNextSibling) {
+ pProcessor->GetCurrentComponentSize(fChildWidth, fChildHeight);
+ rgCurLineLayoutItems[uHAlign].Add(pProcessor->ExtractLayoutItem());
+ bAddedItemInRow = TRUE;
+ if (bTakeSpace) {
+ fContentCurRowAvailWidth -= fChildWidth;
+ if (fContentCurRowHeight < fChildHeight) {
+ fContentCurRowHeight = fChildHeight;
+ }
+ }
+ }
+ return XFA_ItemLayoutProcessorResult_PageFullBreak;
+ } else if (fContentCurRowY <= XFA_LAYOUT_FLOAT_PERCISION) {
+ pProcessor->GetCurrentComponentSize(fChildWidth, fChildHeight);
+ if (pProcessor->m_pPageMgr->GetNextAvailContentHeight(fChildHeight)) {
+ CXFA_Node *pTempLeaderNode = NULL, *pTempTrailerNode = NULL;
+ if (pThis->m_pPageMgr) {
+ if (pFormNode == NULL && pLayoutContext) {
+ pFormNode = pLayoutContext->m_pOverflowProcessor->m_pFormNode;
+ }
+ pThis->m_pPageMgr->ProcessOverflow(pFormNode, pTempLeaderNode,
+ pTempTrailerNode, FALSE, TRUE);
+ }
+ if (bUseInherited) {
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ pThis->m_bUseInheriated = TRUE;
+ }
+ return XFA_ItemLayoutProcessorResult_PageFullBreak;
+ }
+ rgCurLineLayoutItems[uHAlign].Add(pProcessor->ExtractLayoutItem());
+ bAddedItemInRow = TRUE;
+ if (bTakeSpace) {
+ fContentCurRowAvailWidth -= fChildWidth;
+ if (fContentCurRowHeight < fChildHeight) {
+ fContentCurRowHeight = fChildHeight;
+ }
+ }
+ if (eRetValue == XFA_ItemLayoutProcessorResult_Done) {
+ bForceEndPage = FALSE;
+ }
+ return eRetValue;
+ } else {
+ XFA_ATTRIBUTEENUM eLayout =
+ pProcessor->m_pFormNode->GetEnum(XFA_ATTRIBUTE_Layout);
+ if (pProcessor->m_pFormNode->GetIntact() == XFA_ATTRIBUTEENUM_None &&
+ eLayout == XFA_ATTRIBUTEENUM_Tb) {
+ if (pThis->m_pPageMgr) {
+ pThis->m_pPageMgr->ProcessOverflow(pFormNode, pOverflowLeaderNode,
+ pOverflowTrailerNode, FALSE,
+ TRUE);
+ }
+ if (pTrailerLayoutItem) {
+ XFA_ItemLayoutProcessor_AddTrailerBeforeSplit(pProcessor, fSplitPos,
+ pTrailerLayoutItem);
+ }
+ if (pProcessor->JudgeLeaderOrTrailerForOccur(pOverflowLeaderNode)) {
+ XFA_ItemLayoutProcessor_AddPendingNode(pProcessor,
+ pOverflowLeaderNode, FALSE);
+ }
+ } else {
+ if (eRetValue == XFA_ItemLayoutProcessorResult_Done) {
+ if (pFormNode == NULL && pLayoutContext) {
+ pFormNode = pLayoutContext->m_pOverflowProcessor->m_pFormNode;
+ }
+ if (pThis->m_pPageMgr) {
+ pThis->m_pPageMgr->ProcessOverflow(pFormNode, pOverflowLeaderNode,
+ pOverflowTrailerNode, FALSE,
+ TRUE);
+ }
+ if (bUseInherited) {
+ pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
+ pOverflowTrailerNode,
+ pTrailerLayoutItem, pFormNode);
+ pThis->m_bUseInheriated = TRUE;
+ }
+ }
+ }
+ return XFA_ItemLayoutProcessorResult_PageFullBreak;
+ }
+ }
+ } else {
+ return XFA_ItemLayoutProcessorResult_RowFullBreak;
+ }
+ return XFA_ItemLayoutProcessorResult_Done;
+}
+XFA_ItemLayoutProcessorResult CXFA_ItemLayoutProcessor::DoLayoutFlowedContainer(
+ FX_BOOL bUseBreakControl,
+ XFA_ATTRIBUTEENUM eFlowStrategy,
+ FX_FLOAT fHeightLimit,
+ FX_FLOAT fRealHeight,
+ CXFA_LayoutContext* pContext,
+ FX_BOOL bRootForceTb) {
+ m_bHasAvailHeight = TRUE;
+ FX_FLOAT fContainerWidth = 0, fContainerHeight = 0;
+ FX_BOOL bBreakDone = FALSE;
+ FX_BOOL bContainerWidthAutoSize = TRUE, bContainerHeightAutoSize = TRUE;
+ FX_BOOL bForceEndPage = FALSE;
+ FX_BOOL bIsManualBreak = FALSE;
+ if (m_pCurChildPreprocessor) {
+ m_pCurChildPreprocessor->m_ePreProcessRs =
+ XFA_ItemLayoutProcessorResult_Done;
+ }
+ XFA_ItemLayoutProcessor_CalculateContainerSpecfiedSize(
+ m_pFormNode, fContainerWidth, fContainerHeight, bContainerWidthAutoSize,
+ bContainerHeightAutoSize);
+ if (pContext && pContext->m_bCurColumnWidthAvaiable) {
+ bContainerWidthAutoSize = FALSE;
+ fContainerWidth = pContext->m_fCurColumnWidth;
+ }
+ if (!bContainerHeightAutoSize) {
+ fContainerHeight -= m_fUsedSize;
+ }
+ if (!bContainerHeightAutoSize) {
+ CXFA_Node* pParentNode = m_pFormNode->GetNodeItem(XFA_NODEITEM_Parent);
+ FX_BOOL bFocrTb = FALSE;
+ if (pParentNode &&
+ XFA_ItemLayoutProcessor_GetLayout(pParentNode, bFocrTb) ==
+ XFA_ATTRIBUTEENUM_Row) {
+ CXFA_Node* pChildContainer = m_pFormNode->GetNodeItem(
+ XFA_NODEITEM_FirstChild, XFA_OBJECTTYPE_ContainerNode);
+ if (pChildContainer &&
+ pChildContainer->GetNodeItem(XFA_NODEITEM_NextSibling,
+ XFA_OBJECTTYPE_ContainerNode)) {
+ fContainerHeight = 0;
+ bContainerHeightAutoSize = TRUE;
+ }
+ }
+ }
+ CXFA_Node* pMarginNode =
+ m_pFormNode->GetFirstChildByClass(XFA_ELEMENT_Margin);
+ FX_FLOAT fLeftInset = 0, fTopInset = 0, fRightInset = 0, fBottomInset = 0;
+ if (pMarginNode) {
+ fLeftInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_LeftInset).ToUnit(XFA_UNIT_Pt);
+ fTopInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_TopInset).ToUnit(XFA_UNIT_Pt);
+ fRightInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_RightInset).ToUnit(XFA_UNIT_Pt);
+ fBottomInset =
+ pMarginNode->GetMeasure(XFA_ATTRIBUTE_BottomInset).ToUnit(XFA_UNIT_Pt);
+ }
+ FX_FLOAT fContentWidthLimit =
+ bContainerWidthAutoSize ? XFA_LAYOUT_FLOAT_MAX
+ : fContainerWidth - fLeftInset - fRightInset;
+ FX_FLOAT fContentCalculatedWidth = 0, fContentCalculatedHeight = 0;
+ FX_FLOAT fAvailHeight = fHeightLimit - fTopInset - fBottomInset;
+ if (fAvailHeight < 0) {
+ m_bHasAvailHeight = FALSE;
+ }
+ fRealHeight = fRealHeight - fTopInset - fBottomInset;
+ FX_FLOAT fContentCurRowY = 0;
+ CXFA_ContentLayoutItem* pLayoutChild = NULL;
+ if (m_pLayoutItem) {
+ if (m_nCurChildNodeStage != XFA_ItemLayoutProcessorStages_Done &&
+ eFlowStrategy != XFA_ATTRIBUTEENUM_Tb) {
+ pLayoutChild = (CXFA_ContentLayoutItem*)m_pLayoutItem->m_pFirstChild;
+ for (CXFA_ContentLayoutItem* pLayoutNext = pLayoutChild; pLayoutNext;
+ pLayoutNext = (CXFA_ContentLayoutItem*)pLayoutNext->m_pNextSibling) {
+ if (pLayoutNext->m_sPos.y != pLayoutChild->m_sPos.y) {
+ pLayoutChild = pLayoutNext;
+ }
+ }
+ }
+ for (CXFA_ContentLayoutItem* pLayoutTempChild =
+ (CXFA_ContentLayoutItem*)m_pLayoutItem->m_pFirstChild;
+ pLayoutTempChild != pLayoutChild;
+ pLayoutTempChild =
+ (CXFA_ContentLayoutItem*)pLayoutTempChild->m_pNextSibling) {
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ pLayoutTempChild->m_pFormNode)) {
+ FX_FLOAT fChildContentWidth =
+ pLayoutTempChild->m_sPos.x + pLayoutTempChild->m_sSize.x;
+ FX_FLOAT fChildContentHeight =
+ pLayoutTempChild->m_sPos.y + pLayoutTempChild->m_sSize.y;
+ if (fContentCalculatedWidth < fChildContentWidth) {
+ fContentCalculatedWidth = fChildContentWidth;
+ }
+ if (fContentCalculatedHeight < fChildContentHeight) {
+ fContentCalculatedHeight = fChildContentHeight;
+ }
+ }
+ }
+ if (pLayoutChild) {
+ fContentCurRowY = pLayoutChild->m_sPos.y;
+ } else {
+ fContentCurRowY = fContentCalculatedHeight;
+ }
+ }
+ fContentCurRowY += InsertKeepLayoutItems();
+ if (m_nCurChildNodeStage == XFA_ItemLayoutProcessorStages_None) {
+ XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, TRUE);
+ }
+ fContentCurRowY +=
+ XFA_ItemLayoutProcessor_InsertPendingItems(this, m_pFormNode);
+ if (m_pCurChildPreprocessor &&
+ m_nCurChildNodeStage == XFA_ItemLayoutProcessorStages_Container) {
+ if (XFA_ExistContainerKeep(m_pCurChildPreprocessor->GetFormNode(), FALSE)) {
+ m_pKeepHeadNode = m_pCurChildNode;
+ m_bIsProcessKeep = TRUE;
+ m_nCurChildNodeStage = XFA_ItemLayoutProcessorStages_Keep;
+ }
+ }
+ while (m_nCurChildNodeStage != XFA_ItemLayoutProcessorStages_Done) {
+ FX_FLOAT fContentCurRowHeight = 0;
+ FX_FLOAT fContentCurRowAvailWidth = fContentWidthLimit;
+ m_fWidthLimite = fContentCurRowAvailWidth;
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*> rgCurLineLayoutItems[3];
+ uint8_t uCurHAlignState =
+ (eFlowStrategy != XFA_ATTRIBUTEENUM_Rl_tb ? 0 : 2);
+ if (pLayoutChild) {
+ for (CXFA_ContentLayoutItem* pLayoutNext = pLayoutChild; pLayoutNext;
+ pLayoutNext = (CXFA_ContentLayoutItem*)pLayoutNext->m_pNextSibling) {
+ if (pLayoutNext->m_pNextSibling == NULL && m_pCurChildPreprocessor &&
+ m_pCurChildPreprocessor->m_pFormNode == pLayoutNext->m_pFormNode) {
+ pLayoutNext->m_pNext = m_pCurChildPreprocessor->m_pLayoutItem;
+ m_pCurChildPreprocessor->m_pLayoutItem = pLayoutNext;
+ break;
+ }
+ uint8_t uHAlign = XFA_ItemLayoutProcessor_HAlignEnumToInt(
+ pLayoutNext->m_pFormNode->GetEnum(XFA_ATTRIBUTE_HAlign));
+ rgCurLineLayoutItems[uHAlign].Add(pLayoutNext);
+ if (eFlowStrategy == XFA_ATTRIBUTEENUM_Lr_tb) {
+ if (uHAlign > uCurHAlignState) {
+ uCurHAlignState = uHAlign;
+ }
+ } else if (uHAlign < uCurHAlignState) {
+ uCurHAlignState = uHAlign;
+ }
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(pLayoutNext->m_pFormNode)) {
+ if (pLayoutNext->m_sSize.y > fContentCurRowHeight) {
+ fContentCurRowHeight = pLayoutNext->m_sSize.y;
+ }
+ fContentCurRowAvailWidth -= pLayoutNext->m_sSize.x;
+ }
+ }
+ if ((CXFA_ContentLayoutItem*)m_pLayoutItem->m_pFirstChild ==
+ pLayoutChild) {
+ m_pLayoutItem->m_pFirstChild = NULL;
+ } else {
+ CXFA_ContentLayoutItem* pLayoutNext =
+ (CXFA_ContentLayoutItem*)m_pLayoutItem->m_pFirstChild;
+ for (; pLayoutNext;
+ pLayoutNext =
+ (CXFA_ContentLayoutItem*)pLayoutNext->m_pNextSibling) {
+ if ((CXFA_ContentLayoutItem*)pLayoutNext->m_pNextSibling ==
+ pLayoutChild) {
+ pLayoutNext->m_pNextSibling = NULL;
+ break;
+ }
+ }
+ }
+ CXFA_ContentLayoutItem* pLayoutNextTemp =
+ (CXFA_ContentLayoutItem*)pLayoutChild;
+ while (pLayoutNextTemp) {
+ pLayoutNextTemp->m_pParent = NULL;
+ CXFA_ContentLayoutItem* pSaveLayoutNext =
+ (CXFA_ContentLayoutItem*)pLayoutNextTemp->m_pNextSibling;
+ pLayoutNextTemp->m_pNextSibling = NULL;
+ pLayoutNextTemp = pSaveLayoutNext;
+ }
+ pLayoutChild = NULL;
+ }
+ while (m_pCurChildNode) {
+ CXFA_ItemLayoutProcessor* pProcessor = NULL;
+ FX_BOOL bAddedItemInRow = FALSE;
+ fContentCurRowY +=
+ XFA_ItemLayoutProcessor_InsertPendingItems(this, m_pFormNode);
+ switch (m_nCurChildNodeStage) {
+ case XFA_ItemLayoutProcessorStages_Keep:
+ case XFA_ItemLayoutProcessorStages_None:
+ break;
+ case XFA_ItemLayoutProcessorStages_BreakBefore: {
+ for (int32_t iIndex = 0; iIndex < m_arrayKeepItems.GetSize();
+ iIndex++) {
+ CXFA_ContentLayoutItem* pItem = m_arrayKeepItems.GetAt(iIndex);
+ m_pLayoutItem->RemoveChild(pItem);
+ fContentCalculatedHeight -= pItem->m_sSize.y;
+ }
+ CXFA_Node *pLeaderNode = NULL, *pTrailerNode = NULL;
+ FX_BOOL bCreatePage = FALSE;
+ if (bUseBreakControl && m_pPageMgr &&
+ m_pPageMgr->ProcessBreakBeforeOrAfter(m_pCurChildNode, TRUE,
+ pLeaderNode, pTrailerNode,
+ bCreatePage) &&
+ m_pFormNode->GetClassID() != XFA_ELEMENT_Form && bCreatePage) {
+ if (JudgeLeaderOrTrailerForOccur(pLeaderNode)) {
+ XFA_ItemLayoutProcessor_AddPendingNode(this, pLeaderNode, TRUE);
+ }
+ if (JudgeLeaderOrTrailerForOccur(pTrailerNode)) {
+ if (m_pFormNode->GetNodeItem(XFA_NODEITEM_Parent)->GetClassID() ==
+ XFA_ELEMENT_Form &&
+ m_pLayoutItem == NULL) {
+ XFA_ItemLayoutProcessor_AddPendingNode(this, pTrailerNode,
+ TRUE);
+ } else {
+ CXFA_ItemLayoutProcessor* pProcessor =
+ new CXFA_ItemLayoutProcessor(pTrailerNode, NULL);
+ XFA_ItemLayoutProcessor_InsertFlowedItem(
+ this, pProcessor, bContainerWidthAutoSize,
+ bContainerHeightAutoSize, fContainerHeight, eFlowStrategy,
+ uCurHAlignState, rgCurLineLayoutItems, FALSE,
+ XFA_LAYOUT_FLOAT_MAX, XFA_LAYOUT_FLOAT_MAX, fContentCurRowY,
+ fContentWidthLimit, fContentCurRowAvailWidth,
+ fContentCurRowHeight, bAddedItemInRow, bForceEndPage,
+ pContext);
+ delete pProcessor;
+ pProcessor = NULL;
+ }
+ }
+ XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, TRUE);
+ bForceEndPage = TRUE;
+ bIsManualBreak = TRUE;
+ goto SuspendAndCreateNewRow;
+ }
+ } break;
+ case XFA_ItemLayoutProcessorStages_BreakAfter: {
+ CXFA_Node *pLeaderNode = NULL, *pTrailerNode = NULL;
+ FX_BOOL bCreatePage = FALSE;
+ if (bUseBreakControl && m_pPageMgr &&
+ m_pPageMgr->ProcessBreakBeforeOrAfter(m_pCurChildNode, FALSE,
+ pLeaderNode, pTrailerNode,
+ bCreatePage) &&
+ m_pFormNode->GetClassID() != XFA_ELEMENT_Form) {
+ if (JudgeLeaderOrTrailerForOccur(pTrailerNode)) {
+ CXFA_ItemLayoutProcessor* pProcessor =
+ new CXFA_ItemLayoutProcessor(pTrailerNode, NULL);
+ XFA_ItemLayoutProcessor_InsertFlowedItem(
+ this, pProcessor, bContainerWidthAutoSize,
+ bContainerHeightAutoSize, fContainerHeight, eFlowStrategy,
+ uCurHAlignState, rgCurLineLayoutItems, FALSE,
+ XFA_LAYOUT_FLOAT_MAX, XFA_LAYOUT_FLOAT_MAX, fContentCurRowY,
+ fContentWidthLimit, fContentCurRowAvailWidth,
+ fContentCurRowHeight, bAddedItemInRow, bForceEndPage,
+ pContext);
+ delete pProcessor;
+ pProcessor = NULL;
+ }
+ if (!bCreatePage) {
+ if (JudgeLeaderOrTrailerForOccur(pLeaderNode)) {
+ CalculateRowChildPosition(
+ rgCurLineLayoutItems, eFlowStrategy,
+ bContainerHeightAutoSize, bContainerWidthAutoSize,
+ fContentCalculatedWidth, fContentCalculatedHeight,
+ fContentCurRowY, fContentCurRowHeight, fContentWidthLimit);
+ rgCurLineLayoutItems->RemoveAll();
+ CXFA_ItemLayoutProcessor* pProcessor =
+ new CXFA_ItemLayoutProcessor(pLeaderNode, NULL);
+ XFA_ItemLayoutProcessor_InsertFlowedItem(
+ this, pProcessor, bContainerWidthAutoSize,
+ bContainerHeightAutoSize, fContainerHeight, eFlowStrategy,
+ uCurHAlignState, rgCurLineLayoutItems, FALSE,
+ XFA_LAYOUT_FLOAT_MAX, XFA_LAYOUT_FLOAT_MAX, fContentCurRowY,
+ fContentWidthLimit, fContentCurRowAvailWidth,
+ fContentCurRowHeight, bAddedItemInRow, bForceEndPage,
+ pContext);
+ delete pProcessor;
+ pProcessor = NULL;
+ }
+ } else {
+ if (JudgeLeaderOrTrailerForOccur(pLeaderNode)) {
+ XFA_ItemLayoutProcessor_AddPendingNode(this, pLeaderNode, TRUE);
+ }
+ }
+ XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, TRUE);
+ if (bCreatePage) {
+ bForceEndPage = TRUE;
+ bIsManualBreak = TRUE;
+ if (m_nCurChildNodeStage == XFA_ItemLayoutProcessorStages_Done) {
+ bBreakDone = TRUE;
+ }
+ }
+ goto SuspendAndCreateNewRow;
+ }
+ } break;
+ case XFA_ItemLayoutProcessorStages_BookendLeader: {
+ CXFA_Node* pLeaderNode = NULL;
+ if (m_pCurChildPreprocessor) {
+ pProcessor = m_pCurChildPreprocessor;
+ m_pCurChildPreprocessor = NULL;
+ } else if (m_pPageMgr &&
+ m_pPageMgr->ProcessBookendLeaderOrTrailer(
+ m_pCurChildNode, TRUE, pLeaderNode)) {
+ pProcessor = new CXFA_ItemLayoutProcessor(pLeaderNode, m_pPageMgr);
+ }
+ if (pProcessor) {
+ if (XFA_ItemLayoutProcessor_InsertFlowedItem(
+ this, pProcessor, bContainerWidthAutoSize,
+ bContainerHeightAutoSize, fContainerHeight, eFlowStrategy,
+ uCurHAlignState, rgCurLineLayoutItems, bUseBreakControl,
+ fAvailHeight, fRealHeight, fContentCurRowY,
+ fContentWidthLimit, fContentCurRowAvailWidth,
+ fContentCurRowHeight, bAddedItemInRow, bForceEndPage,
+ pContext) != XFA_ItemLayoutProcessorResult_Done) {
+ goto SuspendAndCreateNewRow;
+ } else {
+ delete pProcessor;
+ pProcessor = NULL;
+ }
+ }
+ } break;
+ case XFA_ItemLayoutProcessorStages_BookendTrailer: {
+ CXFA_Node* pTrailerNode = NULL;
+ if (m_pCurChildPreprocessor) {
+ pProcessor = m_pCurChildPreprocessor;
+ m_pCurChildPreprocessor = NULL;
+ } else if (m_pPageMgr &&
+ m_pPageMgr->ProcessBookendLeaderOrTrailer(
+ m_pCurChildNode, FALSE, pTrailerNode)) {
+ pProcessor = new CXFA_ItemLayoutProcessor(pTrailerNode, m_pPageMgr);
+ }
+ if (pProcessor) {
+ if (XFA_ItemLayoutProcessor_InsertFlowedItem(
+ this, pProcessor, bContainerWidthAutoSize,
+ bContainerHeightAutoSize, fContainerHeight, eFlowStrategy,
+ uCurHAlignState, rgCurLineLayoutItems, bUseBreakControl,
+ fAvailHeight, fRealHeight, fContentCurRowY,
+ fContentWidthLimit, fContentCurRowAvailWidth,
+ fContentCurRowHeight, bAddedItemInRow, bForceEndPage,
+ pContext) != XFA_ItemLayoutProcessorResult_Done) {
+ goto SuspendAndCreateNewRow;
+ } else {
+ delete pProcessor;
+ pProcessor = NULL;
+ }
+ }
+ } break;
+ case XFA_ItemLayoutProcessorStages_Container:
+ ASSERT(m_pCurChildNode->IsContainerNode());
+ if (m_pCurChildNode->GetClassID() == XFA_ELEMENT_Variables) {
+ break;
+ }
+ if (fContentCurRowY >= fHeightLimit + XFA_LAYOUT_FLOAT_PERCISION &&
+ XFA_ItemLayoutProcessor_IsTakingSpace(m_pCurChildNode)) {
+ bForceEndPage = TRUE;
+ goto SuspendAndCreateNewRow;
+ }
+ if (m_pCurChildNode->IsContainerNode()) {
+ FX_BOOL bNewRow = FALSE;
+ if (m_pCurChildPreprocessor) {
+ pProcessor = m_pCurChildPreprocessor;
+ m_pCurChildPreprocessor = NULL;
+ bNewRow = TRUE;
+ } else {
+ pProcessor =
+ new CXFA_ItemLayoutProcessor(m_pCurChildNode, m_pPageMgr);
+ }
+ XFA_ItemLayoutProcessor_InsertPendingItems(pProcessor,
+ m_pCurChildNode);
+ XFA_ItemLayoutProcessorResult rs =
+ XFA_ItemLayoutProcessor_InsertFlowedItem(
+ this, pProcessor, bContainerWidthAutoSize,
+ bContainerHeightAutoSize, fContainerHeight, eFlowStrategy,
+ uCurHAlignState, rgCurLineLayoutItems, bUseBreakControl,
+ fAvailHeight, fRealHeight, fContentCurRowY,
+ fContentWidthLimit, fContentCurRowAvailWidth,
+ fContentCurRowHeight, bAddedItemInRow, bForceEndPage,
+ pContext, bNewRow);
+ switch (rs) {
+ case XFA_ItemLayoutProcessorResult_ManualBreak:
+ bIsManualBreak = TRUE;
+ case XFA_ItemLayoutProcessorResult_PageFullBreak:
+ bForceEndPage = TRUE;
+ case XFA_ItemLayoutProcessorResult_RowFullBreak:
+ goto SuspendAndCreateNewRow;
+ case XFA_ItemLayoutProcessorResult_Done:
+ default:
+ fContentCurRowY += XFA_ItemLayoutProcessor_InsertPendingItems(
+ pProcessor, m_pCurChildNode);
+ delete pProcessor;
+ pProcessor = NULL;
+ }
+ }
+ break;
+ case XFA_ItemLayoutProcessorStages_Done:
+ break;
+ default:
+ break;
+ }
+ XFA_ItemLayoutProcessor_GotoNextContainerNode(
+ m_pCurChildNode, m_nCurChildNodeStage, m_pFormNode, TRUE);
+ if (bAddedItemInRow && eFlowStrategy == XFA_ATTRIBUTEENUM_Tb) {
+ break;
+ } else {
+ continue;
+ }
+ SuspendAndCreateNewRow:
+ if (pProcessor) {
+ m_pCurChildPreprocessor = pProcessor;
+ }
+ break;
+ }
+ CalculateRowChildPosition(rgCurLineLayoutItems, eFlowStrategy,
+ bContainerHeightAutoSize, bContainerWidthAutoSize,
+ fContentCalculatedWidth, fContentCalculatedHeight,
+ fContentCurRowY, fContentCurRowHeight,
+ fContentWidthLimit, bRootForceTb);
+ m_fWidthLimite = fContentCurRowAvailWidth;
+ if (bForceEndPage) {
+ break;
+ }
+ }
+ FX_BOOL bRetValue =
+ m_nCurChildNodeStage == XFA_ItemLayoutProcessorStages_Done &&
+ m_PendingNodes.empty();
+ if (bBreakDone) {
+ bRetValue = FALSE;
+ }
+ XFA_ItemLayoutProcessor_CalculateContainerComponentSizeFromContentSize(
+ m_pFormNode, bContainerWidthAutoSize, fContentCalculatedWidth,
+ fContainerWidth, bContainerHeightAutoSize, fContentCalculatedHeight,
+ fContainerHeight);
+ if (fContainerHeight >= XFA_LAYOUT_FLOAT_PERCISION || m_pLayoutItem ||
+ bRetValue) {
+ if (m_pLayoutItem == NULL) {
+ m_pLayoutItem = CreateContentLayoutItem(m_pFormNode);
+ }
+ if (fContainerHeight < 0) {
+ fContainerHeight = 0;
+ }
+ SetCurrentComponentSize(fContainerWidth, fContainerHeight);
+ if (bForceEndPage) {
+ m_fUsedSize = 0;
+ } else {
+ m_fUsedSize += m_pLayoutItem->m_sSize.y;
+ }
+ }
+ return bRetValue
+ ? XFA_ItemLayoutProcessorResult_Done
+ : (bIsManualBreak ? XFA_ItemLayoutProcessorResult_ManualBreak
+ : XFA_ItemLayoutProcessorResult_PageFullBreak);
+}
+FX_BOOL CXFA_ItemLayoutProcessor::CalculateRowChildPosition(
+ CFX_ArrayTemplate<CXFA_ContentLayoutItem*>(&rgCurLineLayoutItems)[3],
+ XFA_ATTRIBUTEENUM eFlowStrategy,
+ FX_BOOL bContainerHeightAutoSize,
+ FX_BOOL bContainerWidthAutoSize,
+ FX_FLOAT& fContentCalculatedWidth,
+ FX_FLOAT& fContentCalculatedHeight,
+ FX_FLOAT& fContentCurRowY,
+ FX_FLOAT fContentCurRowHeight,
+ FX_FLOAT fContentWidthLimit,
+ FX_BOOL bRootForceTb) {
+ int32_t nGroupLengths[3] = {0, 0, 0};
+ FX_FLOAT fGroupWidths[3] = {0, 0, 0};
+ int32_t nTotalLength = 0;
+ for (int32_t i = 0; i < 3; i++) {
+ nGroupLengths[i] = rgCurLineLayoutItems[i].GetSize();
+ for (int32_t c = nGroupLengths[i], j = 0; j < c; j++) {
+ nTotalLength++;
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[i][j]->m_pFormNode)) {
+ fGroupWidths[i] += rgCurLineLayoutItems[i][j]->m_sSize.x;
+ }
+ }
+ }
+ if (!nTotalLength) {
+ if (bContainerHeightAutoSize) {
+ FX_FLOAT fNewHeight = fContentCurRowY;
+ if (fContentCalculatedHeight > fNewHeight) {
+ fContentCalculatedHeight = fNewHeight;
+ }
+ }
+ return FALSE;
+ }
+ if (m_pLayoutItem == NULL) {
+ m_pLayoutItem = CreateContentLayoutItem(m_pFormNode);
+ }
+ if (eFlowStrategy != XFA_ATTRIBUTEENUM_Rl_tb) {
+ FX_FLOAT fCurPos;
+ fCurPos = 0;
+ for (int32_t c = nGroupLengths[0], j = 0; j < c; j++) {
+ if (bRootForceTb) {
+ FX_FLOAT fAbsoluteX, fAbsoluteY;
+ CalculatePositionedContainerPos(rgCurLineLayoutItems[0][j]->m_pFormNode,
+ rgCurLineLayoutItems[0][j]->m_sSize.x,
+ rgCurLineLayoutItems[0][j]->m_sSize.y,
+ fAbsoluteX, fAbsoluteY);
+ rgCurLineLayoutItems[0][j]->m_sPos = CFX_PointF(fAbsoluteX, fAbsoluteY);
+ } else {
+ rgCurLineLayoutItems[0][j]->m_sPos =
+ CFX_PointF(fCurPos, fContentCurRowY);
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[0][j]->m_pFormNode)) {
+ fCurPos += rgCurLineLayoutItems[0][j]->m_sSize.x;
+ }
+ }
+ m_pLayoutItem->AddChild(rgCurLineLayoutItems[0][j]);
+ m_fLastRowWidth = fCurPos;
+ }
+ fCurPos = (fContentWidthLimit + fGroupWidths[0] - fGroupWidths[1] -
+ fGroupWidths[2]) /
+ 2;
+ for (int32_t c = nGroupLengths[1], j = 0; j < c; j++) {
+ if (bRootForceTb) {
+ FX_FLOAT fAbsoluteX, fAbsoluteY;
+ CalculatePositionedContainerPos(rgCurLineLayoutItems[1][j]->m_pFormNode,
+ rgCurLineLayoutItems[1][j]->m_sSize.x,
+ rgCurLineLayoutItems[1][j]->m_sSize.y,
+ fAbsoluteX, fAbsoluteY);
+ rgCurLineLayoutItems[1][j]->m_sPos = CFX_PointF(fAbsoluteX, fAbsoluteY);
+ } else {
+ rgCurLineLayoutItems[1][j]->m_sPos =
+ CFX_PointF(fCurPos, fContentCurRowY);
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[1][j]->m_pFormNode)) {
+ fCurPos += rgCurLineLayoutItems[1][j]->m_sSize.x;
+ }
+ }
+ m_pLayoutItem->AddChild(rgCurLineLayoutItems[1][j]);
+ m_fLastRowWidth = fCurPos;
+ }
+ fCurPos = fContentWidthLimit - fGroupWidths[2];
+ for (int32_t c = nGroupLengths[2], j = 0; j < c; j++) {
+ if (bRootForceTb) {
+ FX_FLOAT fAbsoluteX, fAbsoluteY;
+ CalculatePositionedContainerPos(rgCurLineLayoutItems[2][j]->m_pFormNode,
+ rgCurLineLayoutItems[2][j]->m_sSize.x,
+ rgCurLineLayoutItems[2][j]->m_sSize.y,
+ fAbsoluteX, fAbsoluteY);
+ rgCurLineLayoutItems[2][j]->m_sPos = CFX_PointF(fAbsoluteX, fAbsoluteY);
+ } else {
+ rgCurLineLayoutItems[2][j]->m_sPos =
+ CFX_PointF(fCurPos, fContentCurRowY);
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[2][j]->m_pFormNode)) {
+ fCurPos += rgCurLineLayoutItems[2][j]->m_sSize.x;
+ }
+ }
+ m_pLayoutItem->AddChild(rgCurLineLayoutItems[2][j]);
+ m_fLastRowWidth = fCurPos;
+ }
+ } else {
+ FX_FLOAT fCurPos;
+ fCurPos = fGroupWidths[0];
+ for (int32_t c = nGroupLengths[0], j = 0; j < c; j++) {
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[0][j]->m_pFormNode)) {
+ fCurPos -= rgCurLineLayoutItems[0][j]->m_sSize.x;
+ }
+ rgCurLineLayoutItems[0][j]->m_sPos = CFX_PointF(fCurPos, fContentCurRowY);
+ m_pLayoutItem->AddChild(rgCurLineLayoutItems[0][j]);
+ m_fLastRowWidth = fCurPos;
+ }
+ fCurPos = (fContentWidthLimit + fGroupWidths[0] + fGroupWidths[1] -
+ fGroupWidths[2]) /
+ 2;
+ for (int32_t c = nGroupLengths[1], j = 0; j < c; j++) {
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[1][j]->m_pFormNode)) {
+ fCurPos -= rgCurLineLayoutItems[1][j]->m_sSize.x;
+ }
+ rgCurLineLayoutItems[1][j]->m_sPos = CFX_PointF(fCurPos, fContentCurRowY);
+ m_pLayoutItem->AddChild(rgCurLineLayoutItems[1][j]);
+ m_fLastRowWidth = fCurPos;
+ }
+ fCurPos = fContentWidthLimit;
+ for (int32_t c = nGroupLengths[2], j = 0; j < c; j++) {
+ if (XFA_ItemLayoutProcessor_IsTakingSpace(
+ rgCurLineLayoutItems[2][j]->m_pFormNode)) {
+ fCurPos -= rgCurLineLayoutItems[2][j]->m_sSize.x;
+ }
+ rgCurLineLayoutItems[2][j]->m_sPos = CFX_PointF(fCurPos, fContentCurRowY);
+ m_pLayoutItem->AddChild(rgCurLineLayoutItems[2][j]);
+ m_fLastRowWidth = fCurPos;
+ }
+ }
+ m_fLastRowY = fContentCurRowY;
+ fContentCurRowY += fContentCurRowHeight;
+ if (bContainerWidthAutoSize) {
+ FX_FLOAT fChildSuppliedWidth = fGroupWidths[0];
+ if (fContentWidthLimit < XFA_LAYOUT_FLOAT_MAX &&
+ fContentWidthLimit > fChildSuppliedWidth) {
+ fChildSuppliedWidth = fContentWidthLimit;
+ }
+ if (fContentCalculatedWidth < fChildSuppliedWidth) {
+ fContentCalculatedWidth = fChildSuppliedWidth;
+ }
+ }
+ if (bContainerHeightAutoSize) {
+ FX_FLOAT fChildSuppliedHeight = fContentCurRowY;
+ if (fContentCalculatedHeight < fChildSuppliedHeight) {
+ fContentCalculatedHeight = fChildSuppliedHeight;
+ }
+ }
+ return TRUE;
+}
+CXFA_Node* CXFA_ItemLayoutProcessor::GetSubformSetParent(
+ CXFA_Node* pSubformSet) {
+ if (pSubformSet && pSubformSet->GetClassID() == XFA_ELEMENT_SubformSet) {
+ CXFA_Node* pParent = pSubformSet->GetNodeItem(XFA_NODEITEM_Parent);
+ while (pParent) {
+ if (pParent->GetClassID() != XFA_ELEMENT_SubformSet) {
+ return pParent;
+ }
+ pParent = pParent->GetNodeItem(XFA_NODEITEM_Parent);
+ }
+ }
+ return pSubformSet;
+}
+void CXFA_ItemLayoutProcessor::DoLayoutField() {
+ if (m_pLayoutItem)
+ return;
+
+ ASSERT(m_pCurChildNode == XFA_LAYOUT_INVALIDNODE);
+ m_pLayoutItem = CreateContentLayoutItem(m_pFormNode);
+ if (!m_pLayoutItem) {
+ return;
+ }
+ CXFA_Document* pDocument = m_pFormNode->GetDocument();
+ IXFA_Notify* pNotify = pDocument->GetParser()->GetNotify();
+ FX_FLOAT fHeight = -1;
+ FX_FLOAT fWidth = -1;
+ pNotify->StartFieldDrawLayout(m_pFormNode, fWidth, fHeight);
+ int32_t nRotate =
+ FXSYS_round(m_pFormNode->GetMeasure(XFA_ATTRIBUTE_Rotate).GetValue());
+ nRotate = XFA_MapRotation(nRotate);
+ if (nRotate == 90 || nRotate == 270) {
+ FX_FLOAT fTmp = fWidth;
+ fWidth = fHeight;
+ fHeight = fTmp;
+ }
+ SetCurrentComponentSize(fWidth, fHeight);
+}
+XFA_ItemLayoutProcessorResult CXFA_ItemLayoutProcessor::DoLayout(
+ FX_BOOL bUseBreakControl,
+ FX_FLOAT fHeightLimit,
+ FX_FLOAT fRealHeight,
+ CXFA_LayoutContext* pContext) {
+ XFA_ELEMENT eClassID = m_pFormNode->GetClassID();
+ switch (eClassID) {
+ case XFA_ELEMENT_Subform:
+ case XFA_ELEMENT_Area:
+ case XFA_ELEMENT_ExclGroup:
+ case XFA_ELEMENT_SubformSet: {
+ FX_BOOL bRootForceTb = FALSE;
+ CXFA_Node* pLayoutNode = GetSubformSetParent(m_pFormNode);
+ XFA_ATTRIBUTEENUM eLayoutStrategy =
+ XFA_ItemLayoutProcessor_GetLayout(pLayoutNode, bRootForceTb);
+ switch (eLayoutStrategy) {
+ case XFA_ATTRIBUTEENUM_Tb:
+ case XFA_ATTRIBUTEENUM_Lr_tb:
+ case XFA_ATTRIBUTEENUM_Rl_tb:
+ return DoLayoutFlowedContainer(bUseBreakControl, eLayoutStrategy,
+ fHeightLimit, fRealHeight, pContext,
+ bRootForceTb);
+ case XFA_ATTRIBUTEENUM_Position:
+ case XFA_ATTRIBUTEENUM_Row:
+ case XFA_ATTRIBUTEENUM_Rl_row:
+ default:
+ DoLayoutPositionedContainer(pContext);
+ m_nCurChildNodeStage = XFA_ItemLayoutProcessorStages_Done;
+ return XFA_ItemLayoutProcessorResult_Done;
+ case XFA_ATTRIBUTEENUM_Table:
+ DoLayoutTableContainer(pLayoutNode);
+ m_nCurChildNodeStage = XFA_ItemLayoutProcessorStages_Done;
+ return XFA_ItemLayoutProcessorResult_Done;
+ }
+ }
+ case XFA_ELEMENT_Draw:
+ case XFA_ELEMENT_Field:
+ DoLayoutField();
+ m_nCurChildNodeStage = XFA_ItemLayoutProcessorStages_Done;
+ return XFA_ItemLayoutProcessorResult_Done;
+ case XFA_ELEMENT_ContentArea:
+ return XFA_ItemLayoutProcessorResult_Done;
+ default:
+ return XFA_ItemLayoutProcessorResult_Done;
+ }
+}
+void CXFA_ItemLayoutProcessor::GetCurrentComponentPos(FX_FLOAT& fAbsoluteX,
+ FX_FLOAT& fAbsoluteY) {
+ ASSERT(m_pLayoutItem);
+ fAbsoluteX = m_pLayoutItem->m_sPos.x;
+ fAbsoluteY = m_pLayoutItem->m_sPos.y;
+}
+void CXFA_ItemLayoutProcessor::GetCurrentComponentSize(FX_FLOAT& fWidth,
+ FX_FLOAT& fHeight) {
+ ASSERT(m_pLayoutItem);
+ fWidth = m_pLayoutItem->m_sSize.x;
+ fHeight = m_pLayoutItem->m_sSize.y;
+}
+void CXFA_ItemLayoutProcessor::SetCurrentComponentPos(FX_FLOAT fAbsoluteX,
+ FX_FLOAT fAbsoluteY) {
+ m_pLayoutItem->m_sPos = CFX_PointF(fAbsoluteX, fAbsoluteY);
+}
+void CXFA_ItemLayoutProcessor::SetCurrentComponentSize(FX_FLOAT fWidth,
+ FX_FLOAT fHeight) {
+ m_pLayoutItem->m_sSize = CFX_SizeF(fWidth, fHeight);
+}
+FX_BOOL CXFA_ItemLayoutProcessor::JudgeLeaderOrTrailerForOccur(
+ CXFA_Node* pFormNode) {
+ if (pFormNode == NULL) {
+ return FALSE;
+ }
+ CXFA_Node* pTemplate = pFormNode->GetTemplateNode();
+ if (!pTemplate) {
+ pTemplate = pFormNode;
+ }
+ CXFA_Occur NodeOccur(pTemplate->GetFirstChildByClass(XFA_ELEMENT_Occur));
+ int32_t iMax = NodeOccur.GetMax();
+ if (iMax > -1) {
+ int32_t iCount =
+ (int32_t)(uintptr_t)m_PendingNodesCount.GetValueAt(pTemplate);
+ if (iCount >= iMax) {
+ return FALSE;
+ }
+ iCount++;
+ m_PendingNodesCount.SetAt(pTemplate, (void*)(uintptr_t)(iCount));
+ return TRUE;
+ }
+ return TRUE;
+}