content/renderer/input/input_handler_wrapper.cc

   1 // Copyright 2013 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 #include "content/renderer/input/input_handler_wrapper.h"
   6
   7 #include "base/location.h"
   8 #include "content/renderer/input/input_event_filter.h"
   9 #include "content/renderer/input/input_handler_manager.h"
  10 #include "third_party/WebKit/public/platform/Platform.h"
  11
  12 namespace content {
  13
  14 InputHandlerWrapper::InputHandlerWrapper(
  15     InputHandlerManager* input_handler_manager,
  16     int routing_id,
  17     const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner,
  18     const base::WeakPtr<cc::InputHandler>& input_handler,
  19     const base::WeakPtr<RenderViewImpl>& render_view_impl)
  20     : input_handler_manager_(input_handler_manager),
  21       routing_id_(routing_id),
  22       input_handler_proxy_(input_handler.get(), this),
  23       main_task_runner_(main_task_runner),
  24       render_view_impl_(render_view_impl) {
  25   DCHECK(input_handler);
  26 }
  27
  28 InputHandlerWrapper::~InputHandlerWrapper() {
  29 }
  30
  31 void InputHandlerWrapper::TransferActiveWheelFlingAnimation(
  32     const blink::WebActiveWheelFlingParameters& params) {
  33   main_task_runner_->PostTask(
  34       FROM_HERE, base::Bind(&RenderViewImpl::TransferActiveWheelFlingAnimation,
  35                             render_view_impl_, params));
  36 }
  37
  38 void InputHandlerWrapper::WillShutdown() {
  39   input_handler_manager_->RemoveInputHandler(routing_id_);
  40 }
  41
  42 blink::WebGestureCurve* InputHandlerWrapper::CreateFlingAnimationCurve(
  43     blink::WebGestureDevice deviceSource,
  44     const blink::WebFloatPoint& velocity,
  45     const blink::WebSize& cumulative_scroll) {
  46   return blink::Platform::current()->createFlingAnimationCurve(
  47       deviceSource, velocity, cumulative_scroll);
  48 }
  49
  50 void InputHandlerWrapper::DidOverscroll(const DidOverscrollParams& params) {
  51   input_handler_manager_->DidOverscroll(routing_id_, params);
  52 }
  53
  54 void InputHandlerWrapper::DidStopFlinging() {
  55   input_handler_manager_->DidStopFlinging(routing_id_);
  56 }
  57
  58 void InputHandlerWrapper::DidAnimateForInput() {
  59   input_handler_manager_->DidAnimateForInput();
  60 }
  61
  62 }  // namespace content