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// Copyright 2014 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 GamepadDispatcher_h
#define GamepadDispatcher_h
#include "core/frame/PlatformEventDispatcher.h"
#include "platform/heap/Handle.h"
#include "public/platform/WebGamepad.h"
#include "public/platform/WebGamepadListener.h"
namespace blink {
class WebGamepads;
class GamepadDispatcher final : public GarbageCollectedFinalized<GamepadDispatcher>, public PlatformEventDispatcher, public WebGamepadListener {
USING_GARBAGE_COLLECTED_MIXIN(GamepadDispatcher);
public:
static GamepadDispatcher& instance();
virtual ~GamepadDispatcher();
void sampleGamepads(WebGamepads&);
struct ConnectionChange {
WebGamepad pad;
unsigned index;
};
const ConnectionChange& latestConnectionChange() const { return m_latestChange; }
virtual void trace(Visitor*) override;
private:
GamepadDispatcher();
// WebGamepadListener
virtual void didConnectGamepad(unsigned index, const WebGamepad&) override;
virtual void didDisconnectGamepad(unsigned index, const WebGamepad&) override;
// PlatformEventDispatcher
virtual void startListening() override;
virtual void stopListening() override;
void dispatchDidConnectOrDisconnectGamepad(unsigned index, const WebGamepad&, bool connected);
ConnectionChange m_latestChange;
};
} // namespace blink
#endif
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