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// Copyright 2013 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 CONTENT_RENDERER_INPUT_INPUT_HANDLER_WRAPPER_H_
#define CONTENT_RENDERER_INPUT_INPUT_HANDLER_WRAPPER_H_
#include "base/memory/weak_ptr.h"
#include "base/single_thread_task_runner.h"
#include "content/renderer/input/input_handler_manager.h"
#include "ui/events/blink/input_handler_proxy.h"
#include "ui/events/blink/input_handler_proxy_client.h"
namespace ui {
class InputHandlerProxy;
class InputHandlerProxyClient;
}
namespace content {
// This class lives on the compositor thread.
class InputHandlerWrapper : public ui::InputHandlerProxyClient {
public:
InputHandlerWrapper(
InputHandlerManager* input_handler_manager,
int routing_id,
const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner,
const base::WeakPtr<cc::InputHandler>& input_handler,
const base::WeakPtr<RenderViewImpl>& render_view_impl);
~InputHandlerWrapper() override;
int routing_id() const { return routing_id_; }
ui::InputHandlerProxy* input_handler_proxy() {
return &input_handler_proxy_;
}
// InputHandlerProxyClient implementation.
void WillShutdown() override;
void TransferActiveWheelFlingAnimation(
const blink::WebActiveWheelFlingParameters& params) override;
blink::WebGestureCurve* CreateFlingAnimationCurve(
blink::WebGestureDevice deviceSource,
const blink::WebFloatPoint& velocity,
const blink::WebSize& cumulativeScroll) override;
void DidOverscroll(
const gfx::Vector2dF& accumulated_overscroll,
const gfx::Vector2dF& latest_overscroll_delta,
const gfx::Vector2dF& current_fling_velocity,
const gfx::PointF& causal_event_viewport_point) override;
void DidStopFlinging() override;
void DidAnimateForInput() override;
private:
InputHandlerManager* input_handler_manager_;
int routing_id_;
ui::InputHandlerProxy input_handler_proxy_;
scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_;
// Can only be accessed on the main thread.
base::WeakPtr<RenderViewImpl> render_view_impl_;
DISALLOW_COPY_AND_ASSIGN(InputHandlerWrapper);
};
} // namespace content
#endif // CONTENT_RENDERER_INPUT_INPUT_HANDLER_WRAPPER_H_
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