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// Copyright 2016 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/cxfa_contentlayoutitem.h"
#include "fxjs/xfa/cjx_object.h"
#include "xfa/fxfa/parser/cxfa_margin.h"
#include "xfa/fxfa/parser/cxfa_node.h"
CXFA_ContentLayoutItem::CXFA_ContentLayoutItem(CXFA_Node* pNode)
: CXFA_LayoutItem(pNode, true),
m_pPrev(nullptr),
m_pNext(nullptr),
m_dwStatus(0) {}
CXFA_ContentLayoutItem::~CXFA_ContentLayoutItem() {
if (m_pFormNode->JSObject()->GetLayoutItem() == this)
m_pFormNode->JSObject()->SetLayoutItem(nullptr);
}
CXFA_ContentLayoutItem* CXFA_ContentLayoutItem::GetFirst() {
CXFA_ContentLayoutItem* pCurNode = this;
while (pCurNode->m_pPrev)
pCurNode = pCurNode->m_pPrev;
return pCurNode;
}
CXFA_ContentLayoutItem* CXFA_ContentLayoutItem::GetLast() {
CXFA_ContentLayoutItem* pCurNode = this;
while (pCurNode->m_pNext)
pCurNode = pCurNode->m_pNext;
return pCurNode;
}
CFX_RectF CXFA_ContentLayoutItem::GetRect(bool bRelative) const {
CFX_PointF sPos = m_sPos;
CFX_SizeF sSize = m_sSize;
if (bRelative)
return CFX_RectF(sPos, sSize);
for (CXFA_LayoutItem* pLayoutItem = m_pParent; pLayoutItem;
pLayoutItem = pLayoutItem->m_pParent) {
if (CXFA_ContentLayoutItem* pContent = pLayoutItem->AsContentLayoutItem()) {
sPos += pContent->m_sPos;
CXFA_Margin* pMarginNode =
pContent->m_pFormNode->GetFirstChildByClass<CXFA_Margin>(
XFA_Element::Margin);
if (pMarginNode) {
sPos += CFX_PointF(pMarginNode->JSObject()
->GetMeasure(XFA_Attribute::LeftInset)
.ToUnit(XFA_Unit::Pt),
pMarginNode->JSObject()
->GetMeasure(XFA_Attribute::TopInset)
.ToUnit(XFA_Unit::Pt));
}
continue;
}
if (pLayoutItem->GetFormNode()->GetElementType() ==
XFA_Element::ContentArea) {
sPos += CFX_PointF(pLayoutItem->GetFormNode()
->JSObject()
->GetMeasure(XFA_Attribute::X)
.ToUnit(XFA_Unit::Pt),
pLayoutItem->GetFormNode()
->JSObject()
->GetMeasure(XFA_Attribute::Y)
.ToUnit(XFA_Unit::Pt));
break;
}
if (pLayoutItem->GetFormNode()->GetElementType() == XFA_Element::PageArea)
break;
}
return CFX_RectF(sPos, sSize);
}
int32_t CXFA_ContentLayoutItem::GetIndex() const {
int32_t iIndex = 0;
const CXFA_ContentLayoutItem* pCurNode = this;
while (pCurNode->m_pPrev) {
pCurNode = pCurNode->m_pPrev;
++iIndex;
}
return iIndex;
}
int32_t CXFA_ContentLayoutItem::GetCount() const {
int32_t iCount = GetIndex() + 1;
const CXFA_ContentLayoutItem* pCurNode = this;
while (pCurNode->m_pNext) {
pCurNode = pCurNode->m_pNext;
iCount++;
}
return iCount;
}
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