120 lines
4.6 KiB
C++
120 lines
4.6 KiB
C++
/*
|
|
* Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
|
|
* Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
|
|
* Copyright (C) 2018-2019 Apple Inc. All rights reserved.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public License
|
|
* along with this library; see the file COPYING.LIB. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "SVGGraphicsElement.h"
|
|
|
|
namespace WebCore {
|
|
|
|
struct DOMPointInit;
|
|
|
|
enum SVGLengthAdjustType {
|
|
SVGLengthAdjustUnknown,
|
|
SVGLengthAdjustSpacing,
|
|
SVGLengthAdjustSpacingAndGlyphs
|
|
};
|
|
|
|
template<> struct SVGPropertyTraits<SVGLengthAdjustType> {
|
|
static unsigned highestEnumValue() { return SVGLengthAdjustSpacingAndGlyphs; }
|
|
|
|
static String toString(SVGLengthAdjustType type)
|
|
{
|
|
switch (type) {
|
|
case SVGLengthAdjustUnknown:
|
|
return emptyString();
|
|
case SVGLengthAdjustSpacing:
|
|
return "spacing"_s;
|
|
case SVGLengthAdjustSpacingAndGlyphs:
|
|
return "spacingAndGlyphs"_s;
|
|
}
|
|
|
|
ASSERT_NOT_REACHED();
|
|
return emptyString();
|
|
}
|
|
|
|
static SVGLengthAdjustType fromString(const String& value)
|
|
{
|
|
if (value == "spacingAndGlyphs")
|
|
return SVGLengthAdjustSpacingAndGlyphs;
|
|
if (value == "spacing")
|
|
return SVGLengthAdjustSpacing;
|
|
return SVGLengthAdjustUnknown;
|
|
}
|
|
};
|
|
|
|
class SVGTextContentElement : public SVGGraphicsElement {
|
|
WTF_MAKE_ISO_ALLOCATED(SVGTextContentElement);
|
|
public:
|
|
enum {
|
|
LENGTHADJUST_UNKNOWN = SVGLengthAdjustUnknown,
|
|
LENGTHADJUST_SPACING = SVGLengthAdjustSpacing,
|
|
LENGTHADJUST_SPACINGANDGLYPHS = SVGLengthAdjustSpacingAndGlyphs
|
|
};
|
|
|
|
unsigned getNumberOfChars();
|
|
float getComputedTextLength();
|
|
ExceptionOr<float> getSubStringLength(unsigned charnum, unsigned nchars);
|
|
ExceptionOr<Ref<SVGPoint>> getStartPositionOfChar(unsigned charnum);
|
|
ExceptionOr<Ref<SVGPoint>> getEndPositionOfChar(unsigned charnum);
|
|
ExceptionOr<Ref<SVGRect>> getExtentOfChar(unsigned charnum);
|
|
ExceptionOr<float> getRotationOfChar(unsigned charnum);
|
|
int getCharNumAtPosition(DOMPointInit&&);
|
|
ExceptionOr<void> selectSubString(unsigned charnum, unsigned nchars);
|
|
|
|
static SVGTextContentElement* elementFromRenderer(RenderObject*);
|
|
|
|
using PropertyRegistry = SVGPropertyOwnerRegistry<SVGTextContentElement, SVGGraphicsElement>;
|
|
|
|
const SVGLengthValue& specifiedTextLength() const { return m_specifiedTextLength; }
|
|
const SVGLengthValue& textLength() const { return m_textLength->currentValue(); }
|
|
SVGLengthAdjustType lengthAdjust() const { return m_lengthAdjust->currentValue<SVGLengthAdjustType>(); }
|
|
|
|
SVGAnimatedLength& textLengthAnimated();
|
|
SVGAnimatedEnumeration& lengthAdjustAnimated() { return m_lengthAdjust; }
|
|
|
|
protected:
|
|
SVGTextContentElement(const QualifiedName&, Document&);
|
|
|
|
bool isValid() const override { return SVGTests::isValid(); }
|
|
|
|
void parseAttribute(const QualifiedName&, const AtomString&) override;
|
|
bool hasPresentationalHintsForAttribute(const QualifiedName&) const override;
|
|
void collectPresentationalHintsForAttribute(const QualifiedName&, const AtomString&, MutableStyleProperties&) override;
|
|
void svgAttributeChanged(const QualifiedName&) override;
|
|
|
|
bool selfHasRelativeLengths() const override;
|
|
|
|
private:
|
|
bool isTextContent() const final { return true; }
|
|
|
|
Ref<SVGAnimatedLength> m_textLength { SVGAnimatedLength::create(this, SVGLengthMode::Other) };
|
|
Ref<SVGAnimatedEnumeration> m_lengthAdjust { SVGAnimatedEnumeration::create(this, SVGLengthAdjustSpacing) };
|
|
SVGLengthValue m_specifiedTextLength { SVGLengthMode::Other };
|
|
};
|
|
|
|
} // namespace WebCore
|
|
|
|
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::SVGTextContentElement)
|
|
static bool isType(const WebCore::SVGElement& element) { return element.isTextContent(); }
|
|
static bool isType(const WebCore::Node& node) { return is<WebCore::SVGElement>(node) && isType(downcast<WebCore::SVGElement>(node)); }
|
|
SPECIALIZE_TYPE_TRAITS_END()
|