1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CONTENT_PUBLIC_RENDERER_RENDERER_GAMEPAD_PROVIDER_H_ 6#define CONTENT_PUBLIC_RENDERER_RENDERER_GAMEPAD_PROVIDER_H_ 7 8#include "content/public/renderer/platform_event_observer.h" 9 10namespace blink { 11class WebGamepadListener; 12class WebGamepads; 13} 14 15namespace content { 16 17// Provides gamepad data and events for blink. 18class RendererGamepadProvider 19 : public PlatformEventObserver<blink::WebGamepadListener> { 20 public: 21 explicit RendererGamepadProvider(RenderThread* thread) 22 : PlatformEventObserver<blink::WebGamepadListener>(thread) { } 23 24 virtual ~RendererGamepadProvider() {} 25 26 // Provides latest snapshot of gamepads. 27 virtual void SampleGamepads(blink::WebGamepads& gamepads) = 0; 28 29 protected: 30 DISALLOW_COPY_AND_ASSIGN(RendererGamepadProvider); 31}; 32 33} // namespace content 34 35#endif 36