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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 // This file is based on http://osxbook.com/book/bonus/chapter10/light/ | 5 // This file is based on http://osxbook.com/book/bonus/chapter10/light/ |
6 | 6 |
7 #include "content/browser/device_sensors/ambient_light_mac.h" | 7 #include "device/sensors/ambient_light_mac.h" |
8 | 8 |
9 #include <utility> | 9 #include <utility> |
10 | 10 |
11 #include "base/mac/scoped_cftyperef.h" | 11 #include "base/mac/scoped_cftyperef.h" |
12 #include "base/mac/scoped_ioobject.h" | 12 #include "base/mac/scoped_ioobject.h" |
13 | 13 |
14 namespace content { | 14 namespace device { |
15 | 15 |
16 namespace { | 16 namespace { |
17 enum LmuFunctionIndex { | 17 enum LmuFunctionIndex { |
18 kGetSensorReadingID = 0, // getSensorReading(int *, int *) | 18 kGetSensorReadingID = 0, // getSensorReading(int *, int *) |
19 kGetLEDBrightnessID = 1, // getLEDBrightness(int, int *) | 19 kGetLEDBrightnessID = 1, // getLEDBrightness(int, int *) |
20 kSetLEDBrightnessID = 2, // setLEDBrightness(int, int, int *) | 20 kSetLEDBrightnessID = 2, // setLEDBrightness(int, int, int *) |
21 kSetLEDFadeID = 3, // setLEDFade(int, int, int, int *) | 21 kSetLEDFadeID = 3, // setLEDFade(int, int, int, int *) |
22 }; | 22 }; |
23 } // namespace | 23 } // namespace |
24 | 24 |
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70 | 70 |
71 bool AmbientLightSensor::ReadSensorValue(uint64_t lux_values[2]) { | 71 bool AmbientLightSensor::ReadSensorValue(uint64_t lux_values[2]) { |
72 uint32_t scalar_output_count = 2; | 72 uint32_t scalar_output_count = 2; |
73 kern_return_t kr = IOConnectCallMethod( | 73 kern_return_t kr = IOConnectCallMethod( |
74 io_connection_, LmuFunctionIndex::kGetSensorReadingID, nullptr, 0, | 74 io_connection_, LmuFunctionIndex::kGetSensorReadingID, nullptr, 0, |
75 nullptr, 0, lux_values, &scalar_output_count, nullptr, 0); | 75 nullptr, 0, lux_values, &scalar_output_count, nullptr, 0); |
76 | 76 |
77 return kr == KERN_SUCCESS; | 77 return kr == KERN_SUCCESS; |
78 } | 78 } |
79 | 79 |
80 } // namespace content | 80 } // namespace device |
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