1/*
2 * Copyright 2012 Samsung Electronics. 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef DeviceProximityController_h
27#define DeviceProximityController_h
28
29#if ENABLE(PROXIMITY_EVENTS)
30
31#include "DeviceController.h"
32
33namespace WebCore {
34
35class DeviceProximityClient;
36
37class DeviceProximityController : public DeviceController {
38public:
39    explicit DeviceProximityController(DeviceProximityClient*);
40    ~DeviceProximityController() { }
41
42    void didChangeDeviceProximity(const double value, const double min, const double max);
43    DeviceProximityClient* deviceProximityClient();
44
45    virtual bool hasLastData();
46    virtual PassRefPtr<Event> getLastEvent();
47
48    static const char* supplementName();
49    static DeviceProximityController* from(Page*);
50    static bool isActiveAt(Page*);
51};
52
53} // namespace WebCore
54
55#endif // PROXIMITY_EVENTS
56#endif // DeviceProximityController_h
57