1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "config.h" 6 #include "modules/geolocation/PositionOptions.h" 7 8 #include "bindings/core/v8/Dictionary.h" 9 #include <limits.h> 10 11 namespace blink { 12 13 PositionOptions* PositionOptions::create(const Dictionary& options) 14 { 15 return new PositionOptions(options); 16 } 17 18 PositionOptions::PositionOptions(const Dictionary& options) 19 : m_highAccuracy(false) 20 , m_maximumAge(0) 21 , m_timeout(std::numeric_limits<unsigned>::max()) 22 { 23 if (options.hasProperty("enableHighAccuracy")) { 24 bool highAccuracy; 25 if (DictionaryHelper::get(options, "enableHighAccuracy", highAccuracy)) 26 m_highAccuracy = highAccuracy; 27 } 28 if (options.hasProperty("maximumAge")) { 29 double maximumAge; 30 if (DictionaryHelper::get(options, "maximumAge", maximumAge)) { 31 if (maximumAge < 0) 32 m_maximumAge = 0; 33 else if (maximumAge > std::numeric_limits<unsigned>::max()) 34 m_maximumAge = std::numeric_limits<unsigned>::max(); 35 else 36 m_maximumAge = maximumAge; 37 } 38 } 39 if (options.hasProperty("timeout")) { 40 double timeout; 41 if (DictionaryHelper::get(options, "timeout", timeout)) { 42 if (timeout < 0) 43 m_timeout = 0; 44 else if (timeout > std::numeric_limits<unsigned>::max()) 45 m_timeout = std::numeric_limits<unsigned>::max(); 46 else 47 m_timeout = timeout; 48 } 49 } 50 } 51 52 } // namespace blink 53
