Source/core/svg/SVGStyledElement.cpp - Issue 21042009: [SVG2] Merge SVGStyledElement into SVGElement

Unified Diff: Source/core/svg/SVGStyledElement.cpp

Issue 21042009: [SVG2] Merge SVGStyledElement into SVGElement (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Rebase on master Created 7 years, 5 months ago

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Index: Source/core/svg/SVGStyledElement.cpp

diff --git a/Source/core/svg/SVGStyledElement.cpp b/Source/core/svg/SVGStyledElement.cpp

deleted file mode 100644

index 2fdfa7c9273071f551ae0fd2d62e87bca8b9545e..0000000000000000000000000000000000000000

--- a/Source/core/svg/SVGStyledElement.cpp

+++ /dev/null

@@ -1,472 +0,0 @@

-/*

- *

- * 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.

- */

-#include "config.h"

-#include "core/svg/SVGStyledElement.h"

-#include "HTMLNames.h"

-#include "SVGNames.h"

-#include "core/css/CSSParser.h"

-#include "core/dom/Attr.h"

-#include "core/dom/Document.h"

-#include "core/dom/EventNames.h"

-#include "core/dom/NodeTraversal.h"

-#include "core/dom/shadow/ShadowRoot.h"

-#include "core/rendering/RenderObject.h"

-#include "core/rendering/style/SVGRenderStyle.h"

-#include "core/rendering/svg/RenderSVGResource.h"

-#include "core/rendering/svg/RenderSVGResourceClipper.h"

-#include "core/rendering/svg/RenderSVGResourceFilter.h"

-#include "core/rendering/svg/RenderSVGResourceMasker.h"

-#include "core/rendering/svg/SVGRenderSupport.h"

-#include "core/svg/SVGElement.h"

-#include "core/svg/SVGElementInstance.h"

-#include "core/svg/SVGElementRareData.h"

-#include "core/svg/SVGSVGElement.h"

-#include "core/svg/SVGUseElement.h"

-#include "wtf/Assertions.h"

-#include "wtf/HashMap.h"

-#include "wtf/StdLibExtras.h"

-#include "wtf/text/WTFString.h"

-namespace WebCore {

-// Animated property definitions

-DEFINE_ANIMATED_STRING(SVGStyledElement, HTMLNames::classAttr, ClassName, className)

-BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGStyledElement)

- REGISTER_LOCAL_ANIMATED_PROPERTY(className)

-END_REGISTER_ANIMATED_PROPERTIES

-using namespace SVGNames;

-void mapAttributeToCSSProperty(HashMap<StringImpl*, CSSPropertyID>* propertyNameToIdMap, const QualifiedName& attrName)

- // FIXME: when CSS supports "transform-origin" the special case for transform_originAttr can be removed.

- CSSPropertyID propertyId = cssPropertyID(attrName.localName());

- if (!propertyId && attrName == transform_originAttr)

- propertyId = CSSPropertyWebkitTransformOrigin; // cssPropertyID("-webkit-transform-origin")

- ASSERT(propertyId > 0);

- propertyNameToIdMap->set(attrName.localName().impl(), propertyId);

-SVGStyledElement::SVGStyledElement(const QualifiedName& tagName, Document* document, ConstructionType constructionType)

- : SVGElement(tagName, document, constructionType)

- ScriptWrappable::init(this);

- registerAnimatedPropertiesForSVGStyledElement();

-String SVGStyledElement::title() const

- // According to spec, we should not return titles when hovering over root <svg> elements (those

- // <title> elements are the title of the document, not a tooltip) so we instantly return.

- if (isOutermostSVGSVGElement())

- return String();

- // Walk up the tree, to find out whether we're inside a <use> shadow tree, to find the right title.

- if (isInShadowTree()) {

- Element* shadowHostElement = toShadowRoot(treeScope()->rootNode())->host();

- // At this time, SVG nodes are not allowed in non-<use> shadow trees, so any shadow root we do

- // have should be a use. The assert and following test is here to catch future shadow DOM changes

- // that do enable SVG in a shadow tree.

- ASSERT(!shadowHostElement || shadowHostElement->hasTagName(SVGNames::useTag));

- if (shadowHostElement && shadowHostElement->hasTagName(SVGNames::useTag)) {

- SVGUseElement* useElement = toSVGUseElement(shadowHostElement);

- // If the <use> title is not empty we found the title to use.

- String useTitle(useElement->title());

- if (!useTitle.isEmpty())

- return useTitle;

- }

- // If we aren't an instance in a <use> or the <use> title was not found, then find the first

- // <title> child of this element.

- Element* titleElement = ElementTraversal::firstWithin(this);

- for (; titleElement; titleElement = ElementTraversal::nextSkippingChildren(titleElement, this)) {

- if (titleElement->hasTagName(SVGNames::titleTag) && titleElement->isSVGElement())

- break;

- }

- // If a title child was found, return the text contents.

- if (titleElement)

- return titleElement->innerText();

- // Otherwise return a null/empty string.

- return String();

-bool SVGStyledElement::rendererIsNeeded(const NodeRenderingContext& context)

- // http://www.w3.org/TR/SVG/extend.html#PrivateData

- // Prevent anything other than SVG renderers from appearing in our render tree

- // Spec: SVG allows inclusion of elements from foreign namespaces anywhere

- // with the SVG content. In general, the SVG user agent will include the unknown

- // elements in the DOM but will otherwise ignore unknown elements.

- if (!parentOrShadowHostElement() || parentOrShadowHostElement()->isSVGElement())

- return Element::rendererIsNeeded(context);

- return false;

-CSSPropertyID SVGStyledElement::cssPropertyIdForSVGAttributeName(const QualifiedName& attrName)

- if (!attrName.namespaceURI().isNull())

- return CSSPropertyInvalid;

- static HashMap<StringImpl*, CSSPropertyID>* propertyNameToIdMap = 0;

- if (!propertyNameToIdMap) {

- propertyNameToIdMap = new HashMap<StringImpl*, CSSPropertyID>;

- // This is a list of all base CSS and SVG CSS properties which are exposed as SVG XML attributes

- mapAttributeToCSSProperty(propertyNameToIdMap, alignment_baselineAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, baseline_shiftAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, buffered_renderingAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, clipAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, clip_pathAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, clip_ruleAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, SVGNames::colorAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, color_interpolationAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, color_interpolation_filtersAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, color_profileAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, color_renderingAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, cursorAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, SVGNames::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_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, mask_typeAttr);

- 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, transform_originAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, unicode_bidiAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, vector_effectAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, visibilityAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, word_spacingAttr);

- mapAttributeToCSSProperty(propertyNameToIdMap, writing_modeAttr);

- }

- return propertyNameToIdMap->get(attrName.localName().impl());

-typedef HashMap<QualifiedName, AnimatedPropertyType> AttributeToPropertyTypeMap;

-static inline AttributeToPropertyTypeMap& cssPropertyToTypeMap()

- DEFINE_STATIC_LOCAL(AttributeToPropertyTypeMap, s_cssPropertyMap, ());

- if (!s_cssPropertyMap.isEmpty())

- return s_cssPropertyMap;

- // Fill the map for the first use.

- s_cssPropertyMap.set(alignment_baselineAttr, AnimatedString);

- s_cssPropertyMap.set(baseline_shiftAttr, AnimatedString);

- s_cssPropertyMap.set(buffered_renderingAttr, AnimatedString);

- s_cssPropertyMap.set(clipAttr, AnimatedRect);

- s_cssPropertyMap.set(clip_pathAttr, AnimatedString);

- s_cssPropertyMap.set(clip_ruleAttr, AnimatedString);

- s_cssPropertyMap.set(SVGNames::colorAttr, AnimatedColor);

- s_cssPropertyMap.set(color_interpolationAttr, AnimatedString);

- s_cssPropertyMap.set(color_interpolation_filtersAttr, AnimatedString);

- s_cssPropertyMap.set(color_profileAttr, AnimatedString);

- s_cssPropertyMap.set(color_renderingAttr, AnimatedString);

- s_cssPropertyMap.set(cursorAttr, AnimatedString);

- s_cssPropertyMap.set(displayAttr, AnimatedString);

- s_cssPropertyMap.set(dominant_baselineAttr, AnimatedString);

- s_cssPropertyMap.set(fillAttr, AnimatedColor);

- s_cssPropertyMap.set(fill_opacityAttr, AnimatedNumber);

- s_cssPropertyMap.set(fill_ruleAttr, AnimatedString);

- s_cssPropertyMap.set(filterAttr, AnimatedString);

- s_cssPropertyMap.set(flood_colorAttr, AnimatedColor);

- s_cssPropertyMap.set(flood_opacityAttr, AnimatedNumber);

- s_cssPropertyMap.set(font_familyAttr, AnimatedString);

- s_cssPropertyMap.set(font_sizeAttr, AnimatedLength);

- s_cssPropertyMap.set(font_stretchAttr, AnimatedString);

- s_cssPropertyMap.set(font_styleAttr, AnimatedString);

- s_cssPropertyMap.set(font_variantAttr, AnimatedString);

- s_cssPropertyMap.set(font_weightAttr, AnimatedString);

- s_cssPropertyMap.set(image_renderingAttr, AnimatedString);

- s_cssPropertyMap.set(kerningAttr, AnimatedLength);

- s_cssPropertyMap.set(letter_spacingAttr, AnimatedLength);

- s_cssPropertyMap.set(lighting_colorAttr, AnimatedColor);

- s_cssPropertyMap.set(marker_endAttr, AnimatedString);

- s_cssPropertyMap.set(marker_midAttr, AnimatedString);

- s_cssPropertyMap.set(marker_startAttr, AnimatedString);

- s_cssPropertyMap.set(maskAttr, AnimatedString);

- s_cssPropertyMap.set(mask_typeAttr, AnimatedString);

- s_cssPropertyMap.set(opacityAttr, AnimatedNumber);

- s_cssPropertyMap.set(overflowAttr, AnimatedString);

- s_cssPropertyMap.set(pointer_eventsAttr, AnimatedString);

- s_cssPropertyMap.set(shape_renderingAttr, AnimatedString);

- s_cssPropertyMap.set(stop_colorAttr, AnimatedColor);

- s_cssPropertyMap.set(stop_opacityAttr, AnimatedNumber);

- s_cssPropertyMap.set(strokeAttr, AnimatedColor);

- s_cssPropertyMap.set(stroke_dasharrayAttr, AnimatedLengthList);

- s_cssPropertyMap.set(stroke_dashoffsetAttr, AnimatedLength);

- s_cssPropertyMap.set(stroke_linecapAttr, AnimatedString);

- s_cssPropertyMap.set(stroke_linejoinAttr, AnimatedString);

- s_cssPropertyMap.set(stroke_miterlimitAttr, AnimatedNumber);

- s_cssPropertyMap.set(stroke_opacityAttr, AnimatedNumber);

- s_cssPropertyMap.set(stroke_widthAttr, AnimatedLength);

- s_cssPropertyMap.set(text_anchorAttr, AnimatedString);

- s_cssPropertyMap.set(text_decorationAttr, AnimatedString);

- s_cssPropertyMap.set(text_renderingAttr, AnimatedString);

- s_cssPropertyMap.set(vector_effectAttr, AnimatedString);

- s_cssPropertyMap.set(visibilityAttr, AnimatedString);

- s_cssPropertyMap.set(word_spacingAttr, AnimatedLength);

- return s_cssPropertyMap;

-void SVGStyledElement::animatedPropertyTypeForAttribute(const QualifiedName& attrName, Vector<AnimatedPropertyType>& propertyTypes)

- SVGElement::animatedPropertyTypeForAttribute(attrName, propertyTypes);

- if (!propertyTypes.isEmpty())

- return;

- AttributeToPropertyTypeMap& cssPropertyTypeMap = cssPropertyToTypeMap();

- if (cssPropertyTypeMap.contains(attrName))

- propertyTypes.append(cssPropertyTypeMap.get(attrName));

-bool SVGStyledElement::isAnimatableCSSProperty(const QualifiedName& attrName)

- return cssPropertyToTypeMap().contains(attrName);

-bool SVGStyledElement::isPresentationAttribute(const QualifiedName& name) const

- if (SVGStyledElement::cssPropertyIdForSVGAttributeName(name) > 0)

- return true;

- return SVGElement::isPresentationAttribute(name);

-void SVGStyledElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style)

- CSSPropertyID propertyID = SVGStyledElement::cssPropertyIdForSVGAttributeName(name);

- if (propertyID > 0)

- addPropertyToPresentationAttributeStyle(style, propertyID, value);

-void SVGStyledElement::parseAttribute(const QualifiedName& name, const AtomicString& value)

- // SVG animation has currently requires special storage of values so we set

- // the className here. svgAttributeChanged actually causes the resulting

- // style updates (instead of Element::parseAttribute). We don't

- // tell Element about the change to avoid parsing the class list twice

- if (name == HTMLNames::classAttr) {

- setClassNameBaseValue(value);

- return;

- }

- // id is handled by Element which SVGElement inherits from

- SVGElement::parseAttribute(name, value);

-bool SVGStyledElement::isKnownAttribute(const QualifiedName& attrName)

- return isIdAttributeName(attrName);

-void SVGStyledElement::svgAttributeChanged(const QualifiedName& attrName)

- CSSPropertyID propId = SVGStyledElement::cssPropertyIdForSVGAttributeName(attrName);

- if (propId > 0) {

- SVGElementInstance::invalidateAllInstancesOfElement(this);

- return;

- }

- if (attrName == HTMLNames::classAttr) {

- classAttributeChanged(classNameCurrentValue());

- SVGElementInstance::invalidateAllInstancesOfElement(this);

- return;

- }

- if (isIdAttributeName(attrName)) {

- RenderObject* object = renderer();

- // Notify resources about id changes, this is important as we cache resources by id in SVGDocumentExtensions

- if (object && object->isSVGResourceContainer())

- object->toRenderSVGResourceContainer()->idChanged();

- if (inDocument())

- buildPendingResourcesIfNeeded();

- SVGElementInstance::invalidateAllInstancesOfElement(this);

- return;

- }

-Node::InsertionNotificationRequest SVGStyledElement::insertedInto(ContainerNode* rootParent)

- SVGElement::insertedInto(rootParent);

- updateRelativeLengthsInformation();

- buildPendingResourcesIfNeeded();

- return InsertionDone;

-void SVGStyledElement::buildPendingResourcesIfNeeded()

- Document* document = this->document();

- if (!needsPendingResourceHandling() || !document || !inDocument() || isInShadowTree())

- return;

- SVGDocumentExtensions* extensions = document->accessSVGExtensions();

- String resourceId = getIdAttribute();

- if (!extensions->hasPendingResource(resourceId))

- return;

- // Mark pending resources as pending for removal.

- extensions->markPendingResourcesForRemoval(resourceId);

- // Rebuild pending resources for each client of a pending resource that is being removed.

- while (Element* clientElement = extensions->removeElementFromPendingResourcesForRemoval(resourceId)) {

- ASSERT(clientElement->hasPendingResources());

- if (clientElement->hasPendingResources()) {

- clientElement->buildPendingResource();

- extensions->clearHasPendingResourcesIfPossible(clientElement);

- }

-void SVGStyledElement::removedFrom(ContainerNode* rootParent)

- if (rootParent->inDocument())

- updateRelativeLengthsInformation(false, this);

- SVGElement::removedFrom(rootParent);

- SVGElementInstance::invalidateAllInstancesOfElement(this);

-void SVGStyledElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)

- SVGElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);

- // Invalidate all SVGElementInstances associated with us

- if (!changedByParser)

- SVGElementInstance::invalidateAllInstancesOfElement(this);

-PassRefPtr<CSSValue> SVGStyledElement::getPresentationAttribute(const String& name)

- if (!hasAttributesWithoutUpdate())

- return 0;

- QualifiedName attributeName(nullAtom, name, nullAtom);

- const Attribute* attr = getAttributeItem(attributeName);

- if (!attr)

- return 0;

- RefPtr<MutableStylePropertySet> style = MutableStylePropertySet::create(SVGAttributeMode);

- CSSPropertyID propertyID = SVGStyledElement::cssPropertyIdForSVGAttributeName(attr->name());

- style->setProperty(propertyID, attr->value());

- RefPtr<CSSValue> cssValue = style->getPropertyCSSValue(propertyID);

- return cssValue ? cssValue->cloneForCSSOM() : 0;

-bool SVGStyledElement::instanceUpdatesBlocked() const

- return hasSVGRareData() && svgRareData()->instanceUpdatesBlocked();

-void SVGStyledElement::setInstanceUpdatesBlocked(bool value)

- if (hasSVGRareData())

- svgRareData()->setInstanceUpdatesBlocked(value);

-AffineTransform SVGStyledElement::localCoordinateSpaceTransform(SVGLocatable::CTMScope) const

- // To be overriden by SVGStyledLocatableElement/SVGGraphicsElement (or as special case SVGTextElement and SVGPatternElement)

- return AffineTransform();

-void SVGStyledElement::updateRelativeLengthsInformation(bool hasRelativeLengths, SVGStyledElement* element)

- // If we're not yet in a document, this function will be called again from insertedInto(). Do nothing now.

- if (!inDocument())

- return;

- // An element wants to notify us that its own relative lengths state changed.

- // Register it in the relative length map, and register us in the parent relative length map.

- // Register the parent in the grandparents map, etc. Repeat procedure until the root of the SVG tree.

- if (hasRelativeLengths)

- m_elementsWithRelativeLengths.add(element);

- else {

- if (!m_elementsWithRelativeLengths.contains(element)) {

- // We were never registered. Do nothing.

- return;

- }

- m_elementsWithRelativeLengths.remove(element);

- }

- // Find first styled parent node, and notify it that we've changed our relative length state.

- ContainerNode* node = parentNode();

- while (node) {

- if (!node->isSVGElement())

- break;

- SVGElement* element = toSVGElement(node);

- if (!element->isSVGStyledElement()) {

- node = node->parentNode();

- continue;

- }

- // Register us in the parent element map.

- toSVGStyledElement(element)->updateRelativeLengthsInformation(hasRelativeLengths, this);

- break;

- }

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