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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 DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_CONFIGURATION_H_ | 5 #ifndef DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_CONFIGURATION_H_ |
6 #define DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_CONFIGURATION_H_ | 6 #define DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_CONFIGURATION_H_ |
7 | 7 |
8 #include "base/logging.h" | 8 #include "base/logging.h" |
9 | 9 |
10 namespace device { | 10 namespace device { |
11 | 11 |
12 class PlatformSensorConfiguration { | 12 class PlatformSensorConfiguration { |
13 public: | 13 public: |
14 PlatformSensorConfiguration(); | 14 PlatformSensorConfiguration(); |
15 explicit PlatformSensorConfiguration(double frequency); | 15 explicit PlatformSensorConfiguration(double frequency); |
16 ~PlatformSensorConfiguration(); | 16 ~PlatformSensorConfiguration(); |
17 | 17 |
18 bool operator==(const PlatformSensorConfiguration& other) const; | 18 bool operator==(const PlatformSensorConfiguration& other) const; |
19 | 19 |
20 // Platform dependent implementations can override this operator if different | 20 // Platform dependent implementations can override this operator if different |
21 // optimal configuration comparison is required. By default, only frequency is | 21 // optimal configuration comparison is required. By default, only frequency is |
22 // used to compare two configurations. | 22 // used to compare two configurations. |
23 virtual bool operator>(const PlatformSensorConfiguration& other) const; | 23 virtual bool operator>(const PlatformSensorConfiguration& other) const; |
24 | 24 |
25 void set_frequency(double frequency) { | 25 void set_frequency(double frequency); |
26 DCHECK(frequency_ <= kMaxAllowedFrequency && frequency_ > 0.0); | |
27 frequency_ = frequency; | |
28 } | |
29 | |
30 double frequency() const { return frequency_; } | 26 double frequency() const { return frequency_; } |
31 | 27 |
32 static constexpr double kMaxAllowedFrequency = 60.0; | |
33 | |
34 private: | 28 private: |
35 double frequency_ = 1.0; // 1 Hz by default. | 29 double frequency_ = 1.0; // 1 Hz by default. |
36 }; | 30 }; |
37 | 31 |
38 } // namespace device | 32 } // namespace device |
39 | 33 |
40 #endif // DEVICE_SENSORS_PLATFORM_SENSOR_CONFIGURATION_H_ | 34 #endif // DEVICE_SENSORS_PLATFORM_SENSOR_CONFIGURATION_H_ |
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