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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CompositorProxy_h
#define CompositorProxy_h
#include "bindings/core/v8/ScriptWrappable.h"
#include "core/CoreExport.h"
#include "core/dom/CompositorProxyClient.h"
#include "core/dom/DOMMatrix.h"
#include "core/dom/Element.h"
#include "platform/graphics/CompositorMutableState.h"
#include "platform/heap/Handle.h"
#include "wtf/text/WTFString.h"
namespace blink {
class DOMMatrix;
class ExceptionState;
class ExecutionContext;
class CORE_EXPORT CompositorProxy final
: public GarbageCollectedFinalized<CompositorProxy>,
public ScriptWrappable {
DEFINE_WRAPPERTYPEINFO();
public:
static CompositorProxy* create(ExecutionContext*,
Element*,
const Vector<String>& attributeArray,
ExceptionState&);
static CompositorProxy* create(ExecutionContext*,
uint64_t element,
uint32_t compositorMutableProperties);
virtual ~CompositorProxy();
DEFINE_INLINE_TRACE() {}
uint64_t elementId() const { return m_elementId; }
uint32_t compositorMutableProperties() const {
return m_compositorMutableProperties;
}
bool supports(const String& attribute) const;
bool initialized() const { return m_connected && m_state.get(); }
bool connected() const { return m_connected; }
void disconnect();
double opacity(ExceptionState&) const;
double scrollLeft(ExceptionState&) const;
double scrollTop(ExceptionState&) const;
DOMMatrix* transform(ExceptionState&) const;
void setOpacity(double, ExceptionState&);
void setScrollLeft(double, ExceptionState&);
void setScrollTop(double, ExceptionState&);
void setTransform(DOMMatrix*, ExceptionState&);
void takeCompositorMutableState(std::unique_ptr<CompositorMutableState>);
protected:
CompositorProxy(uint64_t elementId, uint32_t compositorMutableProperties);
CompositorProxy(Element&, const Vector<String>& attributeArray);
CompositorProxy(uint64_t element,
uint32_t compositorMutableProperties,
CompositorProxyClient*);
private:
bool raiseExceptionIfNotMutable(uint32_t compositorMutableProperty,
ExceptionState&) const;
void disconnectInternal();
const uint64_t m_elementId = 0;
const uint32_t m_compositorMutableProperties = 0;
bool m_connected = true;
CrossThreadPersistent<CompositorProxyClient> m_client;
std::unique_ptr<CompositorMutableState> m_state;
};
} // namespace blink
#endif // CompositorProxy_h
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