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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 #include "base/debug/trace_event.h" | 5 #include "base/debug/trace_event.h" |
6 #include "base/json/json_writer.h" | 6 #include "base/json/json_writer.h" |
7 #include "base/memory/scoped_ptr.h" | 7 #include "base/memory/scoped_ptr.h" |
8 #include "base/strings/stringprintf.h" | 8 #include "base/strings/stringprintf.h" |
9 #include "ui/events/latency_info.h" | 9 #include "ui/events/latency_info.h" |
10 | 10 |
11 #include <algorithm> | 11 #include <algorithm> |
12 | 12 |
13 namespace { | 13 namespace { |
14 | 14 |
15 const unsigned int kMaxLatencyInfoNumber = 100; | 15 const size_t kMaxLatencyInfoNumber = 100; |
16 | 16 |
17 const char* GetComponentName(ui::LatencyComponentType type) { | 17 const char* GetComponentName(ui::LatencyComponentType type) { |
18 #define CASE_TYPE(t) case ui::t: return #t | 18 #define CASE_TYPE(t) case ui::t: return #t |
19 switch (type) { | 19 switch (type) { |
20 CASE_TYPE(INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT); | 20 CASE_TYPE(INPUT_EVENT_LATENCY_BEGIN_RWH_COMPONENT); |
21 CASE_TYPE(INPUT_EVENT_LATENCY_SCROLL_UPDATE_RWH_COMPONENT); | 21 CASE_TYPE(INPUT_EVENT_LATENCY_SCROLL_UPDATE_RWH_COMPONENT); |
22 CASE_TYPE(INPUT_EVENT_LATENCY_SCROLL_UPDATE_ORIGINAL_COMPONENT); | 22 CASE_TYPE(INPUT_EVENT_LATENCY_SCROLL_UPDATE_ORIGINAL_COMPONENT); |
23 CASE_TYPE(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT); | 23 CASE_TYPE(INPUT_EVENT_LATENCY_ORIGINAL_COMPONENT); |
24 CASE_TYPE(INPUT_EVENT_LATENCY_UI_COMPONENT); | 24 CASE_TYPE(INPUT_EVENT_LATENCY_UI_COMPONENT); |
25 CASE_TYPE(INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_COMPONENT); | 25 CASE_TYPE(INPUT_EVENT_LATENCY_RENDERING_SCHEDULED_COMPONENT); |
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242 } | 242 } |
243 | 243 |
244 void LatencyInfo::TraceEventType(const char* event_type) { | 244 void LatencyInfo::TraceEventType(const char* event_type) { |
245 TRACE_EVENT_ASYNC_STEP_INTO0("benchmark", | 245 TRACE_EVENT_ASYNC_STEP_INTO0("benchmark", |
246 "InputLatency", | 246 "InputLatency", |
247 TRACE_ID_DONT_MANGLE(trace_id), | 247 TRACE_ID_DONT_MANGLE(trace_id), |
248 event_type); | 248 event_type); |
249 } | 249 } |
250 | 250 |
251 } // namespace ui | 251 } // namespace ui |
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