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/*
* Copyright (C) Research In Motion Limited 2010. 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.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_ELEMENT_RARE_DATA_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_SVG_SVG_ELEMENT_RARE_DATA_H_
#include "base/macros.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
#include "third_party/blink/renderer/core/svg/svg_element.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/transforms/affine_transform.h"
#include "third_party/blink/renderer/platform/wtf/hash_set.h"
namespace blink {
class ElementSMILAnimations;
class SVGElementResourceClient;
class SVGElementRareData final : public GarbageCollected<SVGElementRareData> {
public:
SVGElementRareData()
: corresponding_element_(nullptr),
instances_updates_blocked_(false),
use_override_computed_style_(false),
needs_override_computed_style_update_(false),
web_animated_attributes_dirty_(false) {}
SVGElementSet& OutgoingReferences() { return outgoing_references_; }
const SVGElementSet& OutgoingReferences() const {
return outgoing_references_;
}
SVGElementSet& IncomingReferences() { return incoming_references_; }
const SVGElementSet& IncomingReferences() const {
return incoming_references_;
}
HeapHashSet<WeakMember<SVGElement>>& ElementInstances() {
return element_instances_;
}
const HeapHashSet<WeakMember<SVGElement>>& ElementInstances() const {
return element_instances_;
}
bool InstanceUpdatesBlocked() const { return instances_updates_blocked_; }
void SetInstanceUpdatesBlocked(bool value) {
instances_updates_blocked_ = value;
}
SVGElement* CorrespondingElement() const {
return corresponding_element_.Get();
}
void SetCorrespondingElement(SVGElement* corresponding_element) {
corresponding_element_ = corresponding_element;
}
void SetWebAnimatedAttributesDirty(bool dirty) {
web_animated_attributes_dirty_ = dirty;
}
bool WebAnimatedAttributesDirty() const {
return web_animated_attributes_dirty_;
}
HashSet<QualifiedName>& WebAnimatedAttributes() {
return web_animated_attributes_;
}
ElementSMILAnimations* GetSMILAnimations() { return smil_animations_; }
ElementSMILAnimations& EnsureSMILAnimations();
MutableCSSPropertyValueSet* AnimatedSMILStyleProperties() const {
return animated_smil_style_properties_.Get();
}
MutableCSSPropertyValueSet* EnsureAnimatedSMILStyleProperties();
ComputedStyle* OverrideComputedStyle(Element*, const ComputedStyle*);
void ClearOverriddenComputedStyle();
bool UseOverrideComputedStyle() const { return use_override_computed_style_; }
void SetUseOverrideComputedStyle(bool value) {
use_override_computed_style_ = value;
}
void SetNeedsOverrideComputedStyleUpdate() {
needs_override_computed_style_update_ = true;
}
SVGElementResourceClient* GetSVGResourceClient() { return resource_client_; }
SVGElementResourceClient& EnsureSVGResourceClient(SVGElement*);
AffineTransform* AnimateMotionTransform();
void Trace(Visitor*);
private:
SVGElementSet outgoing_references_;
SVGElementSet incoming_references_;
HeapHashSet<WeakMember<SVGElement>> element_instances_;
Member<SVGElement> corresponding_element_;
Member<SVGElementResourceClient> resource_client_;
Member<ElementSMILAnimations> smil_animations_;
bool instances_updates_blocked_ : 1;
bool use_override_computed_style_ : 1;
bool needs_override_computed_style_update_ : 1;
bool web_animated_attributes_dirty_ : 1;
HashSet<QualifiedName> web_animated_attributes_;
Member<MutableCSSPropertyValueSet> animated_smil_style_properties_;
scoped_refptr<ComputedStyle> override_computed_style_;
// Used by <animateMotion>
AffineTransform animate_motion_transform_;
DISALLOW_COPY_AND_ASSIGN(SVGElementRareData);
};
} // namespace blink
#endif
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