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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_font.h"
#include "fxjs/xfa/cjx_font.h"
#include "third_party/base/ptr_util.h"
#include "xfa/fxfa/parser/cxfa_fill.h"
#include "xfa/fxfa/parser/cxfa_measurement.h"
namespace {
const CXFA_Node::PropertyData kPropertyData[] = {{XFA_Element::Fill, 1, 0},
{XFA_Element::Extras, 1, 0},
{XFA_Element::Unknown, 0, 0}};
const CXFA_Node::AttributeData kAttributeData[] = {
{XFA_Attribute::Id, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::LineThrough, XFA_AttributeType::Integer, (void*)0},
{XFA_Attribute::Typeface, XFA_AttributeType::CData, (void*)L"Courier"},
{XFA_Attribute::FontHorizontalScale, XFA_AttributeType::CData,
(void*)L"100%"},
{XFA_Attribute::Use, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::KerningMode, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::None},
{XFA_Attribute::Underline, XFA_AttributeType::Integer, (void*)0},
{XFA_Attribute::BaselineShift, XFA_AttributeType::Measure, (void*)L"0in"},
{XFA_Attribute::OverlinePeriod, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::All},
{XFA_Attribute::LetterSpacing, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::LineThroughPeriod, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::All},
{XFA_Attribute::FontVerticalScale, XFA_AttributeType::CData,
(void*)L"100%"},
{XFA_Attribute::PsName, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::Size, XFA_AttributeType::Measure, (void*)L"10pt"},
{XFA_Attribute::Posture, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::Normal},
{XFA_Attribute::Usehref, XFA_AttributeType::CData, nullptr},
{XFA_Attribute::Weight, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::Normal},
{XFA_Attribute::UnderlinePeriod, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::All},
{XFA_Attribute::Overline, XFA_AttributeType::Integer, (void*)0},
{XFA_Attribute::GenericFamily, XFA_AttributeType::Enum,
(void*)XFA_AttributeEnum::Serif},
{XFA_Attribute::Unknown, XFA_AttributeType::Integer, nullptr}};
constexpr wchar_t kName[] = L"font";
} // namespace
CXFA_Font::CXFA_Font(CXFA_Document* doc, XFA_PacketType packet)
: CXFA_Node(
doc,
packet,
(XFA_XDPPACKET_Template | XFA_XDPPACKET_Config | XFA_XDPPACKET_Form),
XFA_ObjectType::Node,
XFA_Element::Font,
kPropertyData,
kAttributeData,
kName,
pdfium::MakeUnique<CJX_Font>(this)) {}
CXFA_Font::~CXFA_Font() {}
float CXFA_Font::GetBaselineShift() const {
return JSObject()
->GetMeasure(XFA_Attribute::BaselineShift)
.ToUnit(XFA_Unit::Pt);
}
float CXFA_Font::GetHorizontalScale() {
WideString wsValue = JSObject()->GetCData(XFA_Attribute::FontHorizontalScale);
int32_t iScale = FXSYS_wtoi(wsValue.c_str());
return iScale > 0 ? (float)iScale : 100.0f;
}
float CXFA_Font::GetVerticalScale() {
WideString wsValue = JSObject()->GetCData(XFA_Attribute::FontVerticalScale);
int32_t iScale = FXSYS_wtoi(wsValue.c_str());
return iScale > 0 ? (float)iScale : 100.0f;
}
float CXFA_Font::GetLetterSpacing() {
WideString wsValue = JSObject()->GetCData(XFA_Attribute::LetterSpacing);
CXFA_Measurement ms(wsValue.AsStringView());
if (ms.GetUnit() == XFA_Unit::Em)
return ms.GetValue() * GetFontSize();
return ms.ToUnit(XFA_Unit::Pt);
}
int32_t CXFA_Font::GetLineThrough() {
return JSObject()->GetInteger(XFA_Attribute::LineThrough);
}
int32_t CXFA_Font::GetUnderline() {
return JSObject()->GetInteger(XFA_Attribute::Underline);
}
XFA_AttributeEnum CXFA_Font::GetUnderlinePeriod() {
return JSObject()
->TryEnum(XFA_Attribute::UnderlinePeriod, true)
.value_or(XFA_AttributeEnum::All);
}
float CXFA_Font::GetFontSize() const {
return JSObject()->GetMeasure(XFA_Attribute::Size).ToUnit(XFA_Unit::Pt);
}
WideString CXFA_Font::GetTypeface() {
return JSObject()->GetCData(XFA_Attribute::Typeface);
}
bool CXFA_Font::IsBold() {
return JSObject()->GetEnum(XFA_Attribute::Weight) == XFA_AttributeEnum::Bold;
}
bool CXFA_Font::IsItalic() {
return JSObject()->GetEnum(XFA_Attribute::Posture) ==
XFA_AttributeEnum::Italic;
}
void CXFA_Font::SetColor(FX_ARGB color) {
CXFA_Fill* node =
JSObject()->GetOrCreateProperty<CXFA_Fill>(0, XFA_Element::Fill);
if (!node)
return;
node->SetColor(color);
}
FX_ARGB CXFA_Font::GetColor() {
CXFA_Fill* fill = GetChild<CXFA_Fill>(0, XFA_Element::Fill, false);
return fill ? fill->GetColor(true) : 0xFF000000;
}
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