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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_box.h"
#include "xfa/fxfa/parser/cxfa_corner.h"
#include "xfa/fxfa/parser/cxfa_measurement.h"
#include "xfa/fxfa/parser/xfa_object.h"
namespace {
void GetStrokesInternal(CXFA_Node* pNode,
CXFA_StrokeArray& strokes,
bool bNull) {
strokes.RemoveAll();
if (!pNode)
return;
strokes.SetSize(8);
int32_t i, j;
for (i = 0, j = 0; i < 4; i++) {
CXFA_Corner corner =
CXFA_Corner(pNode->GetProperty(i, XFA_Element::Corner, i == 0));
if (corner || i == 0)
strokes.SetAt(j, corner);
else if (bNull)
strokes.SetAt(j, CXFA_Stroke(nullptr));
else if (i == 1)
strokes.SetAt(j, strokes[0]);
else if (i == 2)
strokes.SetAt(j, strokes[0]);
else
strokes.SetAt(j, strokes[2]);
j++;
CXFA_Edge edge =
CXFA_Edge(pNode->GetProperty(i, XFA_Element::Edge, i == 0));
if (edge || i == 0)
strokes.SetAt(j, edge);
else if (bNull)
strokes.SetAt(j, CXFA_Stroke(nullptr));
else if (i == 1)
strokes.SetAt(j, strokes[1]);
else if (i == 2)
strokes.SetAt(j, strokes[1]);
else
strokes.SetAt(j, strokes[3]);
j++;
}
}
static int32_t Style3D(const CXFA_StrokeArray& strokes, CXFA_Stroke& stroke) {
int32_t iCount = strokes.GetSize();
if (iCount < 1)
return 0;
stroke = strokes[0];
for (int32_t i = 1; i < iCount; i++) {
CXFA_Stroke find = strokes[i];
if (!find)
continue;
if (!stroke)
stroke = find;
else if (stroke.GetStrokeType() != find.GetStrokeType())
stroke = find;
break;
}
int32_t iType = stroke.GetStrokeType();
if (iType == XFA_ATTRIBUTEENUM_Lowered || iType == XFA_ATTRIBUTEENUM_Raised ||
iType == XFA_ATTRIBUTEENUM_Etched ||
iType == XFA_ATTRIBUTEENUM_Embossed) {
return iType;
}
return 0;
}
} // namespace
int32_t CXFA_Box::GetHand() const {
if (!m_pNode)
return XFA_ATTRIBUTEENUM_Even;
return m_pNode->GetEnum(XFA_ATTRIBUTE_Hand);
}
int32_t CXFA_Box::GetPresence() const {
if (!m_pNode)
return XFA_ATTRIBUTEENUM_Hidden;
return m_pNode->GetEnum(XFA_ATTRIBUTE_Presence);
}
int32_t CXFA_Box::CountEdges() const {
if (!m_pNode)
return 0;
return m_pNode->CountChildren(XFA_Element::Edge);
}
CXFA_Edge CXFA_Box::GetEdge(int32_t nIndex) const {
return CXFA_Edge(
m_pNode ? m_pNode->GetProperty(nIndex, XFA_Element::Edge, nIndex == 0)
: nullptr);
}
void CXFA_Box::GetStrokes(CXFA_StrokeArray& strokes) const {
GetStrokesInternal(m_pNode, strokes, false);
}
bool CXFA_Box::IsCircular() const {
if (!m_pNode)
return false;
return m_pNode->GetBoolean(XFA_ATTRIBUTE_Circular);
}
bool CXFA_Box::GetStartAngle(FX_FLOAT& fStartAngle) const {
fStartAngle = 0;
if (!m_pNode)
return false;
CXFA_Measurement ms;
bool bRet = m_pNode->TryMeasure(XFA_ATTRIBUTE_StartAngle, ms, false);
if (bRet)
fStartAngle = ms.GetValue();
return bRet;
}
bool CXFA_Box::GetSweepAngle(FX_FLOAT& fSweepAngle) const {
fSweepAngle = 360;
if (!m_pNode)
return false;
CXFA_Measurement ms;
bool bRet = m_pNode->TryMeasure(XFA_ATTRIBUTE_SweepAngle, ms, false);
if (bRet)
fSweepAngle = ms.GetValue();
return bRet;
}
CXFA_Fill CXFA_Box::GetFill(bool bModified) const {
if (!m_pNode)
return CXFA_Fill(nullptr);
CXFA_Node* pFillNode = m_pNode->GetProperty(0, XFA_Element::Fill, bModified);
return CXFA_Fill(pFillNode);
}
CXFA_Margin CXFA_Box::GetMargin() const {
return CXFA_Margin(m_pNode ? m_pNode->GetChild(0, XFA_Element::Margin)
: nullptr);
}
int32_t CXFA_Box::Get3DStyle(bool& bVisible, FX_FLOAT& fThickness) const {
if (IsArc())
return 0;
CXFA_StrokeArray strokes;
GetStrokesInternal(m_pNode, strokes, true);
CXFA_Stroke stroke(nullptr);
int32_t iType = Style3D(strokes, stroke);
if (iType) {
bVisible = stroke.IsVisible();
fThickness = stroke.GetThickness();
}
return iType;
}
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