SVGStyledElement.cpp [plain text]
#include "config.h"
#if ENABLE(SVG)
#include "SVGStyledElement.h"
#include "Attr.h"
#include "CSSStyleSelector.h"
#include "Document.h"
#include "HTMLNames.h"
#include "PlatformString.h"
#include "RenderPath.h"
#include "SVGElement.h"
#include "SVGElementInstance.h"
#include "SVGNames.h"
#include "SVGRenderStyle.h"
#include "SVGSVGElement.h"
#include "ksvgcssproperties.h"
#include <wtf/Assertions.h>
namespace WebCore {
int getPropertyID(const char* str, int len);
using namespace SVGNames;
SVGStyledElement::SVGStyledElement(const QualifiedName& tagName, Document* doc)
: SVGElement(tagName, doc)
{
}
SVGStyledElement::~SVGStyledElement()
{
}
ANIMATED_PROPERTY_DEFINITIONS(SVGStyledElement, String, String, string, ClassName, className, HTMLNames::classAttr.localName(), m_className)
bool SVGStyledElement::rendererIsNeeded(RenderStyle* style)
{
if (!parentNode() || parentNode()->isSVGElement())
return StyledElement::rendererIsNeeded(style);
return false;
}
RenderObject* SVGStyledElement::createRenderer(RenderArena* arena, RenderStyle* style)
{
return new (arena) RenderPath(style, this);
}
static inline int cssPropertyIdForName(const char* propertyName, int propertyLength)
{
int propertyId = getPropertyID(propertyName, propertyLength);
if (propertyId == 0)
propertyId = SVG::getSVGCSSPropertyID(propertyName, propertyLength);
return propertyId;
}
static inline void mapAttributeToCSSProperty(HashMap<AtomicStringImpl*, int>* propertyNameToIdMap, const QualifiedName& attrName, const char* cssPropertyName = 0)
{
int propertyId = 0;
if (cssPropertyName)
propertyId = cssPropertyIdForName(cssPropertyName, strlen(cssPropertyName));
else {
DeprecatedString propertyName = attrName.localName().deprecatedString();
propertyId = cssPropertyIdForName(propertyName.ascii(), propertyName.length());
}
ASSERT(propertyId > 0);
propertyNameToIdMap->set(attrName.localName().impl(), propertyId);
}
int SVGStyledElement::cssPropertyIdForSVGAttributeName(const QualifiedName& attrName)
{
if (!attrName.namespaceURI().isNull())
return 0;
static HashMap<AtomicStringImpl*, int>* propertyNameToIdMap = 0;
if (!propertyNameToIdMap) {
propertyNameToIdMap = new HashMap<AtomicStringImpl*, int>;
mapAttributeToCSSProperty(propertyNameToIdMap, alignment_baselineAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, baseline_shiftAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, clipAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, clip_pathAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, clip_ruleAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, colorAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, color_interpolationAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, color_interpolation_filtersAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, color_profileAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, color_renderingAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, cursorAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, directionAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, displayAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, dominant_baselineAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, enable_backgroundAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, fillAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, fill_opacityAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, fill_ruleAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, filterAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, flood_colorAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, flood_opacityAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_familyAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_sizeAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_size_adjustAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_stretchAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_styleAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_variantAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, font_weightAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, glyph_orientation_horizontalAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, glyph_orientation_verticalAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, image_renderingAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, kerningAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, letter_spacingAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, lighting_colorAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, marker_endAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, marker_midAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, marker_startAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, maskAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, opacityAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, overflowAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, pointer_eventsAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, shape_renderingAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stop_colorAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stop_opacityAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, strokeAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_dasharrayAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_dashoffsetAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_linecapAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_linejoinAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_miterlimitAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_opacityAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, stroke_widthAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, text_anchorAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, text_decorationAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, text_renderingAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, unicode_bidiAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, visibilityAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, word_spacingAttr);
mapAttributeToCSSProperty(propertyNameToIdMap, writing_modeAttr);
}
return propertyNameToIdMap->get(attrName.localName().impl());
}
bool SVGStyledElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const
{
if (SVGStyledElement::cssPropertyIdForSVGAttributeName(attrName) > 0) {
result = eSVG;
return false;
}
return SVGElement::mapToEntry(attrName, result);
}
void SVGStyledElement::parseMappedAttribute(MappedAttribute* attr)
{
int propId = SVGStyledElement::cssPropertyIdForSVGAttributeName(attr->name());
if (propId > 0) {
addCSSProperty(attr, propId, attr->value());
setChanged();
return;
}
SVGElement::parseMappedAttribute(attr);
}
void SVGStyledElement::notifyAttributeChange() const
{
SVGDocumentExtensions* extensions = document()->accessSVGExtensions();
if (!extensions)
return;
updateElementInstance(extensions);
notifyResourceParentIfExistant();
}
void SVGStyledElement::notifyResourceParentIfExistant() const
{
Node* node = parentNode();
while (node) {
if (node->hasTagName(SVGNames::linearGradientTag) || node->hasTagName(SVGNames::radialGradientTag) ||
node->hasTagName(SVGNames::patternTag) || node->hasTagName(SVGNames::clipPathTag) ||
node->hasTagName(SVGNames::markerTag) || node->hasTagName(SVGNames::maskTag)) {
SVGElement* element = svg_dynamic_cast(node);
ASSERT(element);
element->notifyAttributeChange();
}
node = node->parentNode();
}
}
void SVGStyledElement::updateElementInstance(SVGDocumentExtensions* extensions) const
{
SVGStyledElement* nonConstThis = const_cast<SVGStyledElement*>(this);
HashSet<SVGElementInstance*>* set = extensions->instancesForElement(nonConstThis);
if (!set || set->isEmpty())
return;
HashSet<SVGElementInstance*> localCopy;
HashSet<SVGElementInstance*>::const_iterator it1 = set->begin();
const HashSet<SVGElementInstance*>::const_iterator end1 = set->end();
for (; it1 != end1; ++it1)
localCopy.add(*it1);
HashSet<SVGElementInstance*>::const_iterator it2 = localCopy.begin();
const HashSet<SVGElementInstance*>::const_iterator end2 = localCopy.end();
for (; it2 != end2; ++it2)
(*it2)->updateInstance(nonConstThis);
}
void SVGStyledElement::attributeChanged(Attribute* attr, bool preserveDecls)
{
SVGElement::attributeChanged(attr, preserveDecls);
notifyAttributeChange();
}
void SVGStyledElement::rebuildRenderer() const
{
if (!renderer() || !renderer()->isRenderPath())
return;
RenderPath* renderPath = static_cast<RenderPath*>(renderer());
SVGElement* parentElement = svg_dynamic_cast(parentNode());
if (parentElement && parentElement->renderer() && parentElement->isStyled() &&
parentElement->childShouldCreateRenderer(const_cast<SVGStyledElement*>(this)))
renderPath->setNeedsLayout(true);
}
}
#endif // ENABLE(SVG)