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Issue 120513005: [Android] Perform eager gesture recognition on MotionEvents (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: More testing Created 6 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_impl.h" 5 #include "content/browser/renderer_host/render_widget_host_impl.h"
6 6
7 #include <math.h> 7 #include <math.h>
8 #include <set> 8 #include <set>
9 #include <utility> 9 #include <utility>
10 10
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2087 if (!event.latency.FindLatency( 2087 if (!event.latency.FindLatency(
2088 ui::INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_COMPONENT, 0, NULL)) { 2088 ui::INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_COMPONENT, 0, NULL)) {
2089 // GestureEvent latency ends when it is acked but does not cause any 2089 // GestureEvent latency ends when it is acked but does not cause any
2090 // rendering scheduled. 2090 // rendering scheduled.
2091 ui::LatencyInfo latency = event.latency; 2091 ui::LatencyInfo latency = event.latency;
2092 latency.AddLatencyNumber( 2092 latency.AddLatencyNumber(
2093 ui::INPUT_EVENT_LATENCY_TERMINATED_GESTURE_COMPONENT, 0 ,0); 2093 ui::INPUT_EVENT_LATENCY_TERMINATED_GESTURE_COMPONENT, 0 ,0);
2094 } 2094 }
2095 2095
2096 if (view_) 2096 if (view_)
2097 view_->GestureEventAck(event.event.type, ack_result); 2097 view_->GestureEventAck(event.event, ack_result);
2098 } 2098 }
2099 2099
2100 void RenderWidgetHostImpl::OnTouchEventAck( 2100 void RenderWidgetHostImpl::OnTouchEventAck(
2101 const TouchEventWithLatencyInfo& event, 2101 const TouchEventWithLatencyInfo& event,
2102 InputEventAckState ack_result) { 2102 InputEventAckState ack_result) {
2103 TouchEventWithLatencyInfo touch_event = event; 2103 TouchEventWithLatencyInfo touch_event = event;
2104 // TouchEvent latency does not end when acked since it could later on 2104 // TouchEvent latency does not end when acked since it could later on
2105 // become gesture events. 2105 // become gesture events.
2106 touch_event.latency.AddLatencyNumber( 2106 touch_event.latency.AddLatencyNumber(
2107 ui::INPUT_EVENT_LATENCY_ACKED_TOUCH_COMPONENT, 0, 0); 2107 ui::INPUT_EVENT_LATENCY_ACKED_TOUCH_COMPONENT, 0, 0);
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2572 } 2572 }
2573 } 2573 }
2574 2574
2575 // Add newly generated components into the latency info 2575 // Add newly generated components into the latency info
2576 for (lc = new_components.begin(); lc != new_components.end(); ++lc) { 2576 for (lc = new_components.begin(); lc != new_components.end(); ++lc) {
2577 latency_info->latency_components[lc->first] = lc->second; 2577 latency_info->latency_components[lc->first] = lc->second;
2578 } 2578 }
2579 } 2579 }
2580 2580
2581 } // namespace content 2581 } // namespace content
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