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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 "content/browser/geolocation/win7_location_api_win.h" | 5 #include "content/browser/geolocation/win7_location_api_win.h" |
| 6 | 6 |
| 7 #include "base/base_paths_win.h" | 7 #include "base/base_paths_win.h" |
| 8 #include "base/command_line.h" | 8 #include "base/command_line.h" |
| 9 #include "base/file_path.h" | 9 #include "base/file_path.h" |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
| 11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
| 12 #include "base/path_service.h" | 12 #include "base/path_service.h" |
| 13 #include "base/win/scoped_propvariant.h" | 13 #include "base/win/scoped_propvariant.h" |
| 14 #include "content/public/common/content_switches.h" | 14 #include "content/public/common/content_switches.h" |
| 15 #include "content/public/common/geoposition.h" | 15 #include "content/public/common/geoposition.h" |
| 16 | 16 |
| 17 namespace content { | 17 namespace content { |
| 18 namespace { | 18 namespace { |
| 19 const double kKnotsToMetresPerSecondConversionFactor = 0.5144; | 19 const double kKnotsToMetresPerSecondConversionFactor = 0.5144; |
| 20 | 20 |
| 21 void ConvertKnotsToMetresPerSecond(double* knots) { | 21 void ConvertKnotsToMetresPerSecond(double* knots) { |
| 22 *knots *= kKnotsToMetresPerSecondConversionFactor; | 22 *knots *= kKnotsToMetresPerSecondConversionFactor; |
| 23 } | 23 } |
| 24 | 24 |
| 25 HINSTANCE LoadWin7Library(const string16& lib_name) { | 25 HINSTANCE LoadWin7Library(const string16& lib_name) { |
| 26 FilePath sys_dir; | 26 base::FilePath sys_dir; |
| 27 PathService::Get(base::DIR_SYSTEM, &sys_dir); | 27 PathService::Get(base::DIR_SYSTEM, &sys_dir); |
| 28 return LoadLibrary(sys_dir.Append(lib_name).value().c_str()); | 28 return LoadLibrary(sys_dir.Append(lib_name).value().c_str()); |
| 29 } | 29 } |
| 30 } | 30 } |
| 31 | 31 |
| 32 Win7LocationApi::Win7LocationApi() | 32 Win7LocationApi::Win7LocationApi() |
| 33 : prop_lib_(0), | 33 : prop_lib_(0), |
| 34 PropVariantToDouble_function_(0), | 34 PropVariantToDouble_function_(0), |
| 35 locator_(0) { | 35 locator_(0) { |
| 36 } | 36 } |
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| 160 | 160 |
| 161 bool Win7LocationApi::SetHighAccuracy(bool acc) { | 161 bool Win7LocationApi::SetHighAccuracy(bool acc) { |
| 162 HRESULT result_type; | 162 HRESULT result_type; |
| 163 result_type = locator_->SetDesiredAccuracy(IID_ILatLongReport, | 163 result_type = locator_->SetDesiredAccuracy(IID_ILatLongReport, |
| 164 acc ? LOCATION_DESIRED_ACCURACY_HIGH : | 164 acc ? LOCATION_DESIRED_ACCURACY_HIGH : |
| 165 LOCATION_DESIRED_ACCURACY_DEFAULT); | 165 LOCATION_DESIRED_ACCURACY_DEFAULT); |
| 166 return SUCCEEDED(result_type); | 166 return SUCCEEDED(result_type); |
| 167 } | 167 } |
| 168 | 168 |
| 169 } // namespace content | 169 } // namespace content |
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