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// Copyright 2017 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 V8IntersectionObserverDelegate_h
#define V8IntersectionObserverDelegate_h
#include "core/CoreExport.h"
#include "core/dom/ExecutionContext.h"
#include "core/intersection_observer/IntersectionObserverDelegate.h"
#include "platform/bindings/DOMWrapperWorld.h"
#include "platform/bindings/ScopedPersistent.h"
#include "platform/bindings/TraceWrapperMember.h"
namespace blink {
class V8IntersectionObserverCallback;
class V8IntersectionObserverDelegate final
: public IntersectionObserverDelegate {
public:
CORE_EXPORT V8IntersectionObserverDelegate(V8IntersectionObserverCallback*,
ScriptState*);
~V8IntersectionObserverDelegate() override;
DECLARE_VIRTUAL_TRACE();
DECLARE_VIRTUAL_TRACE_WRAPPERS();
void Deliver(const HeapVector<Member<IntersectionObserverEntry>>&,
IntersectionObserver&) override;
ExecutionContext* GetExecutionContext() const override {
return ExecutionContext::From(script_state_.get());
}
private:
TraceWrapperMember<V8IntersectionObserverCallback> callback_;
// TODO(bashi): Use ContextClient rather than holding ScriptState.
RefPtr<ScriptState> script_state_;
};
} // namespace blink
#endif // V8IntersectionObserverDelegate_h
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