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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: Code review and test cleanup Created 6 years, 11 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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2081 if (!event.latency.FindLatency( 2081 if (!event.latency.FindLatency(
2082 ui::INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_COMPONENT, 0, NULL)) { 2082 ui::INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_COMPONENT, 0, NULL)) {
2083 // GestureEvent latency ends when it is acked but does not cause any 2083 // GestureEvent latency ends when it is acked but does not cause any
2084 // rendering scheduled. 2084 // rendering scheduled.
2085 ui::LatencyInfo latency = event.latency; 2085 ui::LatencyInfo latency = event.latency;
2086 latency.AddLatencyNumber( 2086 latency.AddLatencyNumber(
2087 ui::INPUT_EVENT_LATENCY_TERMINATED_GESTURE_COMPONENT, 0 ,0); 2087 ui::INPUT_EVENT_LATENCY_TERMINATED_GESTURE_COMPONENT, 0 ,0);
2088 } 2088 }
2089 2089
2090 if (view_) 2090 if (view_)
2091 view_->GestureEventAck(event.event.type, ack_result); 2091 view_->GestureEventAck(event.event, ack_result);
2092 } 2092 }
2093 2093
2094 void RenderWidgetHostImpl::OnTouchEventAck( 2094 void RenderWidgetHostImpl::OnTouchEventAck(
2095 const TouchEventWithLatencyInfo& event, 2095 const TouchEventWithLatencyInfo& event,
2096 InputEventAckState ack_result) { 2096 InputEventAckState ack_result) {
2097 TouchEventWithLatencyInfo touch_event = event; 2097 TouchEventWithLatencyInfo touch_event = event;
2098 // TouchEvent latency does not end when acked since it could later on 2098 // TouchEvent latency does not end when acked since it could later on
2099 // become gesture events. 2099 // become gesture events.
2100 touch_event.latency.AddLatencyNumber( 2100 touch_event.latency.AddLatencyNumber(
2101 ui::INPUT_EVENT_LATENCY_ACKED_TOUCH_COMPONENT, 0, 0); 2101 ui::INPUT_EVENT_LATENCY_ACKED_TOUCH_COMPONENT, 0, 0);
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2566 } 2566 }
2567 } 2567 }
2568 2568
2569 // Add newly generated components into the latency info 2569 // Add newly generated components into the latency info
2570 for (lc = new_components.begin(); lc != new_components.end(); ++lc) { 2570 for (lc = new_components.begin(); lc != new_components.end(); ++lc) {
2571 latency_info->latency_components[lc->first] = lc->second; 2571 latency_info->latency_components[lc->first] = lc->second;
2572 } 2572 }
2573 } 2573 }
2574 2574
2575 } // namespace content 2575 } // namespace content
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