src/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/message_loop/message_loop_proxy.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::MessageLoopProxy>& main_loop,
  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_loop_(main_loop),
  24       web_scheduler_proxy_(blink::WebSchedulerProxy::create()),
  25       render_view_impl_(render_view_impl) {
  26   DCHECK(input_handler);
  27 }
  28
  29 InputHandlerWrapper::~InputHandlerWrapper() {
  30 }
  31
  32 void InputHandlerWrapper::TransferActiveWheelFlingAnimation(
  33     const blink::WebActiveWheelFlingParameters& params) {
  34   main_loop_->PostTask(
  35       FROM_HERE,
  36       base::Bind(&RenderViewImpl::TransferActiveWheelFlingAnimation,
  37                  render_view_impl_,
  38                  params));
  39 }
  40
  41 void InputHandlerWrapper::WillShutdown() {
  42   input_handler_manager_->RemoveInputHandler(routing_id_);
  43 }
  44
  45 blink::WebGestureCurve* InputHandlerWrapper::CreateFlingAnimationCurve(
  46     blink::WebGestureDevice deviceSource,
  47     const blink::WebFloatPoint& velocity,
  48     const blink::WebSize& cumulative_scroll) {
  49   return blink::Platform::current()->createFlingAnimationCurve(
  50       deviceSource, velocity, cumulative_scroll);
  51 }
  52
  53 void InputHandlerWrapper::DidOverscroll(const DidOverscrollParams& params) {
  54   input_handler_manager_->DidOverscroll(routing_id_, params);
  55 }
  56
  57 void InputHandlerWrapper::DidStopFlinging() {
  58   input_handler_manager_->DidStopFlinging(routing_id_);
  59 }
  60
  61 void InputHandlerWrapper::DidReceiveInputEvent() {
  62   web_scheduler_proxy_.didReceiveInputEvent();
  63 }
  64
  65 }  // namespace content