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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 SensorReading_h | 5 #ifndef SensorReading_h |
6 #define SensorReading_h | 6 #define SensorReading_h |
7 | 7 |
8 #include "bindings/core/v8/ScriptWrappable.h" | 8 #include "bindings/core/v8/ScriptWrappable.h" |
9 #include "core/dom/DOMHighResTimeStamp.h" | 9 #include "core/dom/DOMHighResTimeStamp.h" |
10 #include "core/dom/DOMTimeStamp.h" | 10 #include "core/dom/DOMTimeStamp.h" |
11 #include "modules/ModulesExport.h" | 11 #include "modules/sensor/SensorProxy.h" |
12 | 12 |
13 namespace blink { | 13 namespace blink { |
14 | 14 |
15 class MODULES_EXPORT SensorReading : public GarbageCollectedFinalized<SensorRead
ing>, public ScriptWrappable { | 15 class ExecutionContext; |
| 16 class ScriptState; |
| 17 |
| 18 class SensorReading |
| 19 : public GarbageCollected<SensorReading> |
| 20 , public ScriptWrappable { |
16 DEFINE_WRAPPERTYPEINFO(); | 21 DEFINE_WRAPPERTYPEINFO(); |
17 | |
18 public: | 22 public: |
19 static SensorReading* create() | |
20 { | |
21 return new SensorReading; | |
22 } | |
23 | |
24 static SensorReading* create(bool providesTimeStamp, DOMHighResTimeStamp tim
estamp) | |
25 { | |
26 return new SensorReading(providesTimeStamp, timestamp); | |
27 } | |
28 | |
29 virtual ~SensorReading(); | |
30 | |
31 DOMHighResTimeStamp timeStamp(bool& isNull); | |
32 | |
33 void setTimeStamp(DOMHighResTimeStamp time) { m_timeStamp = time; } | |
34 | |
35 DECLARE_VIRTUAL_TRACE(); | 23 DECLARE_VIRTUAL_TRACE(); |
36 | 24 |
| 25 DOMHighResTimeStamp timeStamp(ScriptState*) const; |
| 26 |
| 27 // Returns 'true' if the current reading value is different than the given |
| 28 // previous one; otherwise returns 'false'. |
| 29 virtual bool isReadingUpdated(const SensorProxy::Reading& previous) const =
0; |
| 30 |
37 protected: | 31 protected: |
38 bool m_canProvideTimeStamp; | 32 explicit SensorReading(SensorProxy*); |
39 DOMHighResTimeStamp m_timeStamp; | |
40 | 33 |
41 SensorReading(); | 34 protected: |
42 SensorReading(bool providesTimeStamp, DOMHighResTimeStamp timestamp); | 35 Member<SensorProxy> m_sensorProxy; |
43 }; | 36 }; |
44 | 37 |
45 } // namepsace blink | 38 } // namepsace blink |
46 | 39 |
47 #endif // SensorReading_h | 40 #endif // SensorReading_h |
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