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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/input/TouchEventManager.h" | 5 #include "core/input/TouchEventManager.h" |
6 | 6 |
7 #include "core/dom/Document.h" | 7 #include "core/dom/Document.h" |
8 #include "core/events/TouchEvent.h" | 8 #include "core/events/TouchEvent.h" |
9 #include "core/frame/EventHandlerRegistry.h" | 9 #include "core/frame/EventHandlerRegistry.h" |
10 #include "core/frame/FrameHost.h" | 10 #include "core/frame/FrameHost.h" |
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244 rootDocumentListenerHistogram.count(toTouchTargetHistogramValue( eventTarget, domDispatchResult)); | 244 rootDocumentListenerHistogram.count(toTouchTargetHistogramValue( eventTarget, domDispatchResult)); |
245 | 245 |
246 // Count the handled touch starts and first touch moves before a nd after the page is fully loaded respectively. | 246 // Count the handled touch starts and first touch moves before a nd after the page is fully loaded respectively. |
247 if (m_frame->document()->isLoadCompleted()) { | 247 if (m_frame->document()->isLoadCompleted()) { |
248 DEFINE_STATIC_LOCAL(EnumerationHistogram, touchDispositionsA fterPageLoadHistogram, ("Event.Touch.TouchDispositionsAfterPageLoad", TouchEvent DispatchResultTypeMax)); | 248 DEFINE_STATIC_LOCAL(EnumerationHistogram, touchDispositionsA fterPageLoadHistogram, ("Event.Touch.TouchDispositionsAfterPageLoad", TouchEvent DispatchResultTypeMax)); |
249 touchDispositionsAfterPageLoadHistogram.count((domDispatchRe sult != DispatchEventResult::NotCanceled) ? HandledTouches : UnhandledTouches); | 249 touchDispositionsAfterPageLoadHistogram.count((domDispatchRe sult != DispatchEventResult::NotCanceled) ? HandledTouches : UnhandledTouches); |
250 } else { | 250 } else { |
251 DEFINE_STATIC_LOCAL(EnumerationHistogram, touchDispositionsB eforePageLoadHistogram, ("Event.Touch.TouchDispositionsBeforePageLoad", TouchEve ntDispatchResultTypeMax)); | 251 DEFINE_STATIC_LOCAL(EnumerationHistogram, touchDispositionsB eforePageLoadHistogram, ("Event.Touch.TouchDispositionsBeforePageLoad", TouchEve ntDispatchResultTypeMax)); |
252 touchDispositionsBeforePageLoadHistogram.count((domDispatchR esult != DispatchEventResult::NotCanceled) ? HandledTouches : UnhandledTouches); | 252 touchDispositionsBeforePageLoadHistogram.count((domDispatchR esult != DispatchEventResult::NotCanceled) ? HandledTouches : UnhandledTouches); |
253 } | 253 } |
254 | |
255 // Count the handled touch starts while there is an active fling animation. | |
256 if (event.type() == PlatformEvent::TouchStart && event.dispatche dDuringFling()) { | |
tdresser
2016/05/09 19:48:45
Record another histogram for when events are dispa
lanwei
2016/05/12 11:50:36
Done.
| |
257 DEFINE_STATIC_LOCAL(EnumerationHistogram, touchDispositionsD uringFlingHistogram, ("Event.Touch.TouchDispositionsDuringFling", TouchEventDisp atchResultTypeMax)); | |
258 touchDispositionsDuringFlingHistogram.count((domDispatchResu lt != DispatchEventResult::NotCanceled) ? HandledTouches : UnhandledTouches); | |
259 } | |
254 } | 260 } |
255 eventResult = EventHandler::mergeEventResult(eventResult, | 261 eventResult = EventHandler::mergeEventResult(eventResult, |
256 EventHandler::toWebInputEventResult(domDispatchResult)); | 262 EventHandler::toWebInputEventResult(domDispatchResult)); |
257 } | 263 } |
258 } | 264 } |
259 return eventResult; | 265 return eventResult; |
260 } | 266 } |
261 | 267 |
262 void TouchEventManager::updateTargetAndRegionMapsForTouchStarts( | 268 void TouchEventManager::updateTargetAndRegionMapsForTouchStarts( |
263 HeapVector<TouchInfo>& touchInfos) | 269 HeapVector<TouchInfo>& touchInfos) |
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504 } | 510 } |
505 | 511 |
506 DEFINE_TRACE(TouchEventManager) | 512 DEFINE_TRACE(TouchEventManager) |
507 { | 513 { |
508 visitor->trace(m_frame); | 514 visitor->trace(m_frame); |
509 visitor->trace(m_touchSequenceDocument); | 515 visitor->trace(m_touchSequenceDocument); |
510 visitor->trace(m_targetForTouchID); | 516 visitor->trace(m_targetForTouchID); |
511 } | 517 } |
512 | 518 |
513 } // namespace blink | 519 } // namespace blink |
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