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Side by Side Diff: third_party/WebKit/Source/modules/sensor/SensorProxy.h

Issue 2704123006: [Sensors] Clamp given sampling frequency to the minimum supported one (Closed)
Patch Set: Created 3 years, 10 months ago
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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 #ifndef SensorProxy_h 5 #ifndef SensorProxy_h
6 #define SensorProxy_h 6 #define SensorProxy_h
7 7
8 #include "core/dom/ExceptionCode.h" 8 #include "core/dom/ExceptionCode.h"
9 #include "core/page/PageVisibilityObserver.h" 9 #include "core/page/PageVisibilityObserver.h"
10 #include "device/generic_sensor/public/cpp/sensor_reading.h" 10 #include "device/generic_sensor/public/cpp/sensor_reading.h"
(...skipping 63 matching lines...) Expand 10 before | Expand all | Expand 10 after
74 void resume(); 74 void resume();
75 75
76 device::mojom::blink::SensorType type() const { return m_type; } 76 device::mojom::blink::SensorType type() const { return m_type; }
77 device::mojom::blink::ReportingMode reportingMode() const { return m_mode; } 77 device::mojom::blink::ReportingMode reportingMode() const { return m_mode; }
78 78
79 // Note: the returned value is reset after updateSensorReading() call. 79 // Note: the returned value is reset after updateSensorReading() call.
80 const device::SensorReading& reading() const { return m_reading; } 80 const device::SensorReading& reading() const { return m_reading; }
81 81
82 const device::mojom::blink::SensorConfiguration* defaultConfig() const; 82 const device::mojom::blink::SensorConfiguration* defaultConfig() const;
83 83
84 double maximumFrequency() const { return m_maximumFrequency; } 84 const std::pair<double, double>& frequencyLimits() const {
85 return m_frequencyLimits;
86 }
85 87
86 Document* document() const; 88 Document* document() const;
87 const WTF::Vector<double>& frequenciesUsed() const { 89 const WTF::Vector<double>& frequenciesUsed() const {
88 return m_frequenciesUsed; 90 return m_frequenciesUsed;
89 } 91 }
90 92
91 DECLARE_VIRTUAL_TRACE(); 93 DECLARE_VIRTUAL_TRACE();
92 94
93 private: 95 private:
94 friend class SensorProviderProxy; 96 friend class SensorProviderProxy;
(...skipping 38 matching lines...) Expand 10 before | Expand all | Expand 10 after
133 device::mojom::blink::SensorPtr m_sensor; 135 device::mojom::blink::SensorPtr m_sensor;
134 device::mojom::blink::SensorConfigurationPtr m_defaultConfig; 136 device::mojom::blink::SensorConfigurationPtr m_defaultConfig;
135 mojo::Binding<device::mojom::blink::SensorClient> m_clientBinding; 137 mojo::Binding<device::mojom::blink::SensorClient> m_clientBinding;
136 138
137 enum State { Uninitialized, Initializing, Initialized }; 139 enum State { Uninitialized, Initializing, Initialized };
138 State m_state; 140 State m_state;
139 mojo::ScopedSharedBufferHandle m_sharedBufferHandle; 141 mojo::ScopedSharedBufferHandle m_sharedBufferHandle;
140 mojo::ScopedSharedBufferMapping m_sharedBuffer; 142 mojo::ScopedSharedBufferMapping m_sharedBuffer;
141 bool m_suspended; 143 bool m_suspended;
142 device::SensorReading m_reading; 144 device::SensorReading m_reading;
143 double m_maximumFrequency; 145 std::pair<double, double> m_frequencyLimits;
144 146
145 Member<SensorReadingUpdater> m_readingUpdater; 147 Member<SensorReadingUpdater> m_readingUpdater;
146 WTF::Vector<double> m_frequenciesUsed; 148 WTF::Vector<double> m_frequenciesUsed;
147 double m_lastRafTimestamp; 149 double m_lastRafTimestamp;
148 150
149 using ReadingBuffer = device::SensorReadingSharedBuffer; 151 using ReadingBuffer = device::SensorReadingSharedBuffer;
150 static_assert( 152 static_assert(
151 sizeof(ReadingBuffer) == 153 sizeof(ReadingBuffer) ==
152 device::mojom::blink::SensorInitParams::kReadBufferSizeForTests, 154 device::mojom::blink::SensorInitParams::kReadBufferSizeForTests,
153 "Check reading buffer size for tests"); 155 "Check reading buffer size for tests");
154 }; 156 };
155 157
156 } // namespace blink 158 } // namespace blink
157 159
158 #endif // SensorProxy_h 160 #endif // SensorProxy_h
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