1 /* 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef GeolocationService_h 27 #define GeolocationService_h 28 29 #include <wtf/Noncopyable.h> 30 31 namespace WebCore { 32 33 class GeolocationService; 34 class Geoposition; 35 class PositionError; 36 class PositionOptions; 37 38 class GeolocationServiceClient { 39 public: ~GeolocationServiceClient()40 virtual ~GeolocationServiceClient() { } 41 virtual void geolocationServicePositionChanged(GeolocationService*) = 0; 42 virtual void geolocationServiceErrorOccurred(GeolocationService*) = 0; 43 }; 44 45 class GeolocationService { 46 WTF_MAKE_NONCOPYABLE(GeolocationService); 47 public: 48 static GeolocationService* create(GeolocationServiceClient*); ~GeolocationService()49 virtual ~GeolocationService() { } 50 startUpdating(PositionOptions *)51 virtual bool startUpdating(PositionOptions*) { return false; } stopUpdating()52 virtual void stopUpdating() { } 53 suspend()54 virtual void suspend() { } resume()55 virtual void resume() { } 56 lastPosition()57 virtual Geoposition* lastPosition() const { return 0; } lastError()58 virtual PositionError* lastError() const { return 0; } 59 60 void positionChanged(); 61 void errorOccurred(); 62 63 static void useMock(); 64 typedef GeolocationService* (FactoryFunction)(GeolocationServiceClient*); 65 static void setCustomMockFactory(FactoryFunction); 66 67 protected: 68 GeolocationService(GeolocationServiceClient*); geolocationServiceClient()69 GeolocationServiceClient* geolocationServiceClient() const { return m_geolocationServiceClient; } 70 71 private: 72 GeolocationServiceClient* m_geolocationServiceClient; 73 74 static FactoryFunction* s_factoryFunction; 75 static FactoryFunction* s_mockFactoryFunction; 76 }; 77 78 } // namespace WebCore 79 80 #endif // GeolocationService_h 81 82