Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(76)

Side by Side Diff: ui/latency_info/latency_info.h

Issue 1871233002: Move LatencyInfo to ui/latency_info (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Fix some more gyp issues Created 4 years, 7 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 // Copyright 2013 The Chromium Authors. All rights reserved. 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 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 #ifndef UI_EVENTS_LATENCY_INFO_H_ 5 #ifndef UI_LATENCY_INFO_LATENCY_INFO_H_
6 #define UI_EVENTS_LATENCY_INFO_H_ 6 #define UI_LATENCY_INFO_LATENCY_INFO_H_
7 7
8 #include <stdint.h> 8 #include <stdint.h>
9 9
10 #include <memory> 10 #include <memory>
11 #include <string> 11 #include <string>
12 #include <utility> 12 #include <utility>
13 #include <vector> 13 #include <vector>
14 14
15 #include "base/containers/small_map.h" 15 #include "base/containers/small_map.h"
16 #include "base/time/time.h" 16 #include "base/time/time.h"
17 #include "base/trace_event/trace_event.h" 17 #include "base/trace_event/trace_event.h"
18 #include "ui/events/events_base_export.h" 18 #include "ui/latency_info/latency_info_export.h"
19 19
20 #if !defined(OS_IOS) 20 #if !defined(OS_IOS)
21 #include "ipc/ipc_param_traits.h" // nogncheck 21 #include "ipc/ipc_param_traits.h" // nogncheck
22 #endif 22 #endif
23 23
24 namespace ui { 24 namespace ui {
25 25
26 // When adding new components, or new metrics based on LatencyInfo, 26 // When adding new components, or new metrics based on LatencyInfo,
27 // please update latency_info.dot. 27 // please update latency_info.dot.
28 enum LatencyComponentType { 28 enum LatencyComponentType {
(...skipping 69 matching lines...) Expand 10 before | Expand all | Expand 10 after
98 // This component indicates that the input causes a commit to be scheduled 98 // This component indicates that the input causes a commit to be scheduled
99 // but the commit was aborted since it carried no new information. 99 // but the commit was aborted since it carried no new information.
100 INPUT_EVENT_LATENCY_TERMINATED_COMMIT_NO_UPDATE_COMPONENT, 100 INPUT_EVENT_LATENCY_TERMINATED_COMMIT_NO_UPDATE_COMPONENT,
101 // This component indicates that the input causes a swap to be scheduled 101 // This component indicates that the input causes a swap to be scheduled
102 // but the swap failed. 102 // but the swap failed.
103 INPUT_EVENT_LATENCY_TERMINATED_SWAP_FAILED_COMPONENT, 103 INPUT_EVENT_LATENCY_TERMINATED_SWAP_FAILED_COMPONENT,
104 LATENCY_COMPONENT_TYPE_LAST = 104 LATENCY_COMPONENT_TYPE_LAST =
105 INPUT_EVENT_LATENCY_TERMINATED_SWAP_FAILED_COMPONENT, 105 INPUT_EVENT_LATENCY_TERMINATED_SWAP_FAILED_COMPONENT,
106 }; 106 };
107 107
108 class EVENTS_BASE_EXPORT LatencyInfo { 108 class LATENCY_INFO_EXPORT LatencyInfo {
109 public: 109 public:
110 struct LatencyComponent { 110 struct LatencyComponent {
111 // Nondecreasing number that can be used to determine what events happened 111 // Nondecreasing number that can be used to determine what events happened
112 // in the component at the time this struct was sent on to the next 112 // in the component at the time this struct was sent on to the next
113 // component. 113 // component.
114 int64_t sequence_number; 114 int64_t sequence_number;
115 // Average time of events that happened in this component. 115 // Average time of events that happened in this component.
116 base::TimeTicks event_time; 116 base::TimeTicks event_time;
117 // Count of events that happened in this component 117 // Count of events that happened in this component
118 uint32_t event_count; 118 uint32_t event_count;
119 }; 119 };
120 120
121 struct EVENTS_BASE_EXPORT InputCoordinate { 121 struct LATENCY_INFO_EXPORT InputCoordinate {
122 InputCoordinate(); 122 InputCoordinate();
123 InputCoordinate(float x, float y); 123 InputCoordinate(float x, float y);
124 124
125 float x; 125 float x;
126 float y; 126 float y;
127 }; 127 };
128 128
129 // Empirically determined constant based on a typical scroll sequence. 129 // Empirically determined constant based on a typical scroll sequence.
130 enum { kTypicalMaxComponentsPerLatencyInfo = 10 }; 130 enum { kTypicalMaxComponentsPerLatencyInfo = 10 };
131 131
132 enum { kMaxInputCoordinates = 2 }; 132 enum { kMaxInputCoordinates = 2 };
133 133
134 // Map a Latency Component (with a component-specific int64_t id) to a 134 // Map a Latency Component (with a component-specific int64_t id) to a
135 // component info. 135 // component info.
136 typedef base::SmallMap< 136 typedef base::SmallMap<
137 std::map<std::pair<LatencyComponentType, int64_t>, LatencyComponent>, 137 std::map<std::pair<LatencyComponentType, int64_t>, LatencyComponent>,
138 kTypicalMaxComponentsPerLatencyInfo> LatencyMap; 138 kTypicalMaxComponentsPerLatencyInfo>
139 LatencyMap;
139 140
140 LatencyInfo(); 141 LatencyInfo();
141 LatencyInfo(const LatencyInfo& other); 142 LatencyInfo(const LatencyInfo& other);
142 ~LatencyInfo(); 143 ~LatencyInfo();
143 144
144 // For test only. 145 // For test only.
145 LatencyInfo(int64_t trace_id, bool terminated); 146 LatencyInfo(int64_t trace_id, bool terminated);
146 147
147 // Returns true if the vector |latency_info| is valid. Returns false 148 // Returns true if the vector |latency_info| is valid. Returns false
148 // if it is not valid and log the |referring_msg|. 149 // if it is not valid and log the |referring_msg|.
(...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after
238 // Whether a terminal component has been added. 239 // Whether a terminal component has been added.
239 bool terminated_; 240 bool terminated_;
240 241
241 #if !defined(OS_IOS) 242 #if !defined(OS_IOS)
242 friend struct IPC::ParamTraits<ui::LatencyInfo>; 243 friend struct IPC::ParamTraits<ui::LatencyInfo>;
243 #endif 244 #endif
244 }; 245 };
245 246
246 } // namespace ui 247 } // namespace ui
247 248
248 #endif // UI_EVENTS_LATENCY_INFO_H_ 249 #endif // UI_LATENCY_INFO_LATENCY_INFO_H_
OLDNEW
« no previous file with comments | « ui/latency_info/ipc/latency_info_param_traits_unittest.cc ('k') | ui/latency_info/latency_info.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698