SVGTextPathElement.h [plain text]
#pragma once
#include "SVGNames.h"
#include "SVGTextContentElement.h"
#include "SVGURIReference.h"
namespace WebCore {
enum SVGTextPathMethodType {
SVGTextPathMethodUnknown = 0,
SVGTextPathMethodAlign,
SVGTextPathMethodStretch
};
enum SVGTextPathSpacingType {
SVGTextPathSpacingUnknown = 0,
SVGTextPathSpacingAuto,
SVGTextPathSpacingExact
};
template<>
struct SVGPropertyTraits<SVGTextPathMethodType> {
static unsigned highestEnumValue() { return SVGTextPathMethodStretch; }
static String toString(SVGTextPathMethodType type)
{
switch (type) {
case SVGTextPathMethodUnknown:
return emptyString();
case SVGTextPathMethodAlign:
return "align"_s;
case SVGTextPathMethodStretch:
return "stretch"_s;
}
ASSERT_NOT_REACHED();
return emptyString();
}
static SVGTextPathMethodType fromString(const String& value)
{
if (value == "align")
return SVGTextPathMethodAlign;
if (value == "stretch")
return SVGTextPathMethodStretch;
return SVGTextPathMethodUnknown;
}
};
template<>
struct SVGPropertyTraits<SVGTextPathSpacingType> {
static unsigned highestEnumValue() { return SVGTextPathSpacingExact; }
static String toString(SVGTextPathSpacingType type)
{
switch (type) {
case SVGTextPathSpacingUnknown:
return emptyString();
case SVGTextPathSpacingAuto:
return "auto"_s;
case SVGTextPathSpacingExact:
return "exact"_s;
}
ASSERT_NOT_REACHED();
return emptyString();
}
static SVGTextPathSpacingType fromString(const String& value)
{
if (value == "auto")
return SVGTextPathSpacingAuto;
if (value == "exact")
return SVGTextPathSpacingExact;
return SVGTextPathSpacingUnknown;
}
};
class SVGTextPathElement final : public SVGTextContentElement, public SVGURIReference {
WTF_MAKE_ISO_ALLOCATED(SVGTextPathElement);
public:
enum {
TEXTPATH_METHODTYPE_UNKNOWN = SVGTextPathMethodUnknown,
TEXTPATH_METHODTYPE_ALIGN = SVGTextPathMethodAlign,
TEXTPATH_METHODTYPE_STRETCH = SVGTextPathMethodStretch,
TEXTPATH_SPACINGTYPE_UNKNOWN = SVGTextPathSpacingUnknown,
TEXTPATH_SPACINGTYPE_AUTO = SVGTextPathSpacingAuto,
TEXTPATH_SPACINGTYPE_EXACT = SVGTextPathSpacingExact
};
static Ref<SVGTextPathElement> create(const QualifiedName&, Document&);
const SVGLengthValue& startOffset() const { return m_startOffset.currentValue(attributeOwnerProxy()); }
SVGTextPathMethodType method() const { return m_method.currentValue(attributeOwnerProxy()); }
SVGTextPathSpacingType spacing() const { return m_spacing.currentValue(attributeOwnerProxy()); }
RefPtr<SVGAnimatedLength> startOffsetAnimated() { return m_startOffset.animatedProperty(attributeOwnerProxy()); }
RefPtr<SVGAnimatedEnumeration> methodAnimated() { return m_method.animatedProperty(attributeOwnerProxy()); }
RefPtr<SVGAnimatedEnumeration> spacingAnimated() { return m_spacing.animatedProperty(attributeOwnerProxy()); }
protected:
void didFinishInsertingNode() override;
private:
SVGTextPathElement(const QualifiedName&, Document&);
virtual ~SVGTextPathElement();
using AttributeOwnerProxy = SVGAttributeOwnerProxyImpl<SVGTextPathElement, SVGTextContentElement, SVGURIReference>;
static AttributeOwnerProxy::AttributeRegistry& attributeRegistry() { return AttributeOwnerProxy::attributeRegistry(); }
static bool isKnownAttribute(const QualifiedName& attributeName) { return AttributeOwnerProxy::isKnownAttribute(attributeName); }
static void registerAttributes();
const SVGAttributeOwnerProxy& attributeOwnerProxy() const final { return m_attributeOwnerProxy; }
void parseAttribute(const QualifiedName&, const AtomicString&) override;
void svgAttributeChanged(const QualifiedName&) override;
RenderPtr<RenderElement> createElementRenderer(RenderStyle&&, const RenderTreePosition&) override;
bool childShouldCreateRenderer(const Node&) const override;
bool rendererIsNeeded(const RenderStyle&) override;
void clearResourceReferences();
void buildPendingResource() override;
InsertedIntoAncestorResult insertedIntoAncestor(InsertionType, ContainerNode&) override;
void removedFromAncestor(RemovalType, ContainerNode&) override;
bool selfHasRelativeLengths() const override;
AttributeOwnerProxy m_attributeOwnerProxy { *this };
SVGAnimatedLengthAttribute m_startOffset { LengthModeOther };
SVGAnimatedEnumerationAttribute<SVGTextPathMethodType> m_method { SVGTextPathMethodAlign };
SVGAnimatedEnumerationAttribute<SVGTextPathSpacingType> m_spacing { SVGTextPathSpacingExact };
};
}