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 #include <wtf/PassOwnPtr.h> 31 32 namespace WebCore { 33 34 class GeolocationService; 35 class Geoposition; 36 class PositionError; 37 class PositionOptions; 38 39 class GeolocationServiceClient { 40 public: ~GeolocationServiceClient()41 virtual ~GeolocationServiceClient() { } 42 virtual void geolocationServicePositionChanged(GeolocationService*) = 0; 43 virtual void geolocationServiceErrorOccurred(GeolocationService*) = 0; 44 }; 45 46 class GeolocationService { 47 WTF_MAKE_NONCOPYABLE(GeolocationService); 48 public: 49 static PassOwnPtr<GeolocationService> create(GeolocationServiceClient*); ~GeolocationService()50 virtual ~GeolocationService() { } 51 startUpdating(PositionOptions *)52 virtual bool startUpdating(PositionOptions*) { return false; } stopUpdating()53 virtual void stopUpdating() { } 54 suspend()55 virtual void suspend() { } resume()56 virtual void resume() { } 57 lastPosition()58 virtual Geoposition* lastPosition() const { return 0; } lastError()59 virtual PositionError* lastError() const { return 0; } 60 61 void positionChanged(); 62 void errorOccurred(); 63 64 static void useMock(); 65 typedef PassOwnPtr<GeolocationService> (FactoryFunction)(GeolocationServiceClient*); 66 static void setCustomMockFactory(FactoryFunction); 67 68 protected: 69 GeolocationService(GeolocationServiceClient*); geolocationServiceClient()70 GeolocationServiceClient* geolocationServiceClient() const { return m_geolocationServiceClient; } 71 72 private: 73 GeolocationServiceClient* m_geolocationServiceClient; 74 75 static FactoryFunction* s_factoryFunction; 76 static FactoryFunction* s_mockFactoryFunction; 77 }; 78 79 } // namespace WebCore 80 81 #endif // GeolocationService_h 82 83