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// Copyright 2017 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_pattern.h"
#include "core/fxge/render_defines.h"
#include "fxjs/xfa/cjx_node.h"
#include "third_party/base/ptr_util.h"
#include "xfa/fxfa/parser/cxfa_color.h"
#include "xfa/fxgraphics/cxfa_gepattern.h"
namespace {
const CXFA_Node::PropertyData kPatternPropertyData[] = {
{XFA_Element::Color, 1, 0},
{XFA_Element::Extras, 1, 0},
};
const CXFA_Node::AttributeData kPatternAttributeData[] = {
{XFA_Attribute::Id, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::Use, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::Type, XFA_AttributeType::Enum,
(void*)XFA_AttributeValue::CrossHatch},
{XFA_Attribute::Usehref, XFA_AttributeType::CData, nullptr},
};
} // namespace
CXFA_Pattern::CXFA_Pattern(CXFA_Document* doc, XFA_PacketType packet)
: CXFA_Node(doc,
packet,
(XFA_XDPPACKET_Template | XFA_XDPPACKET_Form),
XFA_ObjectType::Node,
XFA_Element::Pattern,
kPatternPropertyData,
kPatternAttributeData,
pdfium::MakeUnique<CJX_Node>(this)) {}
CXFA_Pattern::~CXFA_Pattern() = default;
CXFA_Color* CXFA_Pattern::GetColorIfExists() {
return GetChild<CXFA_Color>(0, XFA_Element::Color, false);
}
XFA_AttributeValue CXFA_Pattern::GetType() {
return JSObject()->GetEnum(XFA_Attribute::Type);
}
void CXFA_Pattern::Draw(CXFA_Graphics* pGS,
CXFA_GEPath* fillPath,
FX_ARGB crStart,
const CFX_RectF& rtFill,
const CFX_Matrix& matrix) {
CXFA_Color* pColor = GetColorIfExists();
FX_ARGB crEnd = pColor ? pColor->GetValue() : CXFA_Color::kBlackColor;
FX_HatchStyle iHatch = FX_HatchStyle::Cross;
switch (GetType()) {
case XFA_AttributeValue::CrossDiagonal:
iHatch = FX_HatchStyle::DiagonalCross;
break;
case XFA_AttributeValue::DiagonalLeft:
iHatch = FX_HatchStyle::ForwardDiagonal;
break;
case XFA_AttributeValue::DiagonalRight:
iHatch = FX_HatchStyle::BackwardDiagonal;
break;
case XFA_AttributeValue::Horizontal:
iHatch = FX_HatchStyle::Horizontal;
break;
case XFA_AttributeValue::Vertical:
iHatch = FX_HatchStyle::Vertical;
break;
default:
break;
}
CXFA_GEPattern pattern(iHatch, crEnd, crStart);
pGS->SaveGraphState();
pGS->SetFillColor(CXFA_GEColor(&pattern, 0x0));
pGS->FillPath(fillPath, FXFILL_WINDING, &matrix);
pGS->RestoreGraphState();
}