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      1 /*
      2  * Copyright (C) 2009 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 Coordinates_h
     27 #define Coordinates_h
     28 
     29 #include "bindings/core/v8/ScriptWrappable.h"
     30 #include "modules/EventModules.h"
     31 #include "platform/heap/Handle.h"
     32 
     33 namespace blink {
     34 
     35 class Coordinates : public GarbageCollected<Coordinates>, public ScriptWrappable {
     36     DEFINE_WRAPPERTYPEINFO();
     37 public:
     38     static Coordinates* create(double latitude, double longitude, bool providesAltitude, double altitude, double accuracy, bool providesAltitudeAccuracy, double altitudeAccuracy, bool providesHeading, double heading, bool providesSpeed, double speed)
     39     {
     40         return new Coordinates(latitude, longitude, providesAltitude, altitude, accuracy, providesAltitudeAccuracy, altitudeAccuracy, providesHeading, heading, providesSpeed, speed);
     41     }
     42 
     43     void trace(Visitor*) { }
     44 
     45     double latitude() const { return m_latitude; }
     46     double longitude() const { return m_longitude; }
     47     double altitude(bool& isNull) const;
     48     double accuracy() const { return m_accuracy; }
     49     double altitudeAccuracy(bool& isNull) const;
     50     double heading(bool& isNull) const;
     51     double speed(bool& isNull) const;
     52 
     53 private:
     54     Coordinates(double latitude, double longitude, bool providesAltitude, double altitude, double accuracy, bool providesAltitudeAccuracy, double altitudeAccuracy, bool providesHeading, double heading, bool providesSpeed, double speed)
     55         : m_latitude(latitude)
     56         , m_longitude(longitude)
     57         , m_altitude(altitude)
     58         , m_accuracy(accuracy)
     59         , m_altitudeAccuracy(altitudeAccuracy)
     60         , m_heading(heading)
     61         , m_speed(speed)
     62         , m_canProvideAltitude(providesAltitude)
     63         , m_canProvideAltitudeAccuracy(providesAltitudeAccuracy)
     64         , m_canProvideHeading(providesHeading)
     65         , m_canProvideSpeed(providesSpeed) { }
     66 
     67     double m_latitude;
     68     double m_longitude;
     69     double m_altitude;
     70     double m_accuracy;
     71     double m_altitudeAccuracy;
     72     double m_heading;
     73     double m_speed;
     74 
     75     bool m_canProvideAltitude;
     76     bool m_canProvideAltitudeAccuracy;
     77     bool m_canProvideHeading;
     78     bool m_canProvideSpeed;
     79 };
     80 
     81 } // namespace blink
     82 
     83 #endif // Coordinates_h
     84