cxfa_line.cpp

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// Copyright 2017 The PDFium Authors
// 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_line.h"
 
#include "fxjs/xfa/cjx_node.h"
#include "xfa/fxfa/parser/cxfa_document.h"
#include "xfa/fxfa/parser/cxfa_edge.h"
#include "xfa/fxfa/parser/cxfa_node.h"
 
namespace {
 
const CXFA_Node::PropertyData kLinePropertyData[] = {
    {XFA_Element::Edge, 1, {}},
};
 
const CXFA_Node::AttributeData kLineAttributeData[] = {
    {XFA_Attribute::Id, XFA_AttributeType::CData, nullptr},
    {XFA_Attribute::Use, XFA_AttributeType::CData, nullptr},
    {XFA_Attribute::Slope, XFA_AttributeType::Enum,
     (void*)XFA_AttributeValue::Backslash},
    {XFA_Attribute::Usehref, XFA_AttributeType::CData, nullptr},
    {XFA_Attribute::Hand, XFA_AttributeType::Enum,
     (void*)XFA_AttributeValue::Even},
};
 
}  // namespace
 
// static
CXFA_Line* CXFA_Line::FromNode(CXFA_Node* pNode) {
  return pNode && pNode->GetElementType() == XFA_Element::Line
             ? static_cast<CXFA_Line*>(pNode)
             : nullptr;
}
 
CXFA_Line::CXFA_Line(CXFA_Document* doc, XFA_PacketType packet)
    : CXFA_Node(doc,
                packet,
                {XFA_XDPPACKET::kTemplate, XFA_XDPPACKET::kForm},
                XFA_ObjectType::Node,
                XFA_Element::Line,
                kLinePropertyData,
                kLineAttributeData,
                cppgc::MakeGarbageCollected<CJX_Node>(
                    doc->GetHeap()->GetAllocationHandle(),
                    this)) {}
 
CXFA_Line::~CXFA_Line() = default;
 
XFA_AttributeValue CXFA_Line::GetHand() {
  return JSObject()->GetEnum(XFA_Attribute::Hand);
}
 
bool CXFA_Line::GetSlope() {
  return JSObject()->GetEnum(XFA_Attribute::Slope) == XFA_AttributeValue::Slash;
}
 
CXFA_Edge* CXFA_Line::GetEdgeIfExists() {
  return GetChild<CXFA_Edge>(0, XFA_Element::Edge, false);
}