1/*
2 * Copyright (C) 2011 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 COMPUTER, 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 COMPUTER, 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 PlatformGestureEvent_h
27#define PlatformGestureEvent_h
28
29#if ENABLE(GESTURE_EVENTS)
30
31#include "FloatPoint.h"
32#include "IntPoint.h"
33#include "IntSize.h"
34#include "PlatformEvent.h"
35
36namespace WebCore {
37
38class PlatformGestureEvent : public PlatformEvent {
39public:
40    PlatformGestureEvent()
41        : PlatformEvent(PlatformEvent::GestureScrollBegin)
42        , m_deltaX(0)
43        , m_deltaY(0)
44    {
45    }
46
47    PlatformGestureEvent(Type type, const IntPoint& position, const IntPoint& globalPosition, double timestamp, float deltaX, float deltaY, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey)
48        : PlatformEvent(type, shiftKey, ctrlKey, altKey, metaKey, timestamp)
49        , m_position(position)
50        , m_globalPosition(globalPosition)
51        , m_deltaX(deltaX)
52        , m_deltaY(deltaY)
53    {
54    }
55
56    PlatformGestureEvent(Type type, const IntPoint& position, const IntPoint& globalPosition, double timestamp, const IntSize& area, const FloatPoint& delta, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey)
57        : PlatformEvent(type, shiftKey, ctrlKey, altKey, metaKey, timestamp)
58        , m_position(position)
59        , m_globalPosition(globalPosition)
60        , m_area(area)
61        , m_deltaX(delta.x())
62        , m_deltaY(delta.y())
63    {
64    }
65
66    const IntPoint& position() const { return m_position; } // PlatformWindow coordinates.
67    const IntPoint& globalPosition() const { return m_globalPosition; } // Screen coordinates.
68
69    const IntSize& area() const { return m_area; }
70
71    float deltaX() const { return m_deltaX; }
72    float deltaY() const { return m_deltaY; }
73
74protected:
75    IntPoint m_position;
76    IntPoint m_globalPosition;
77    IntSize m_area;
78    float m_deltaX;
79    float m_deltaY;
80};
81
82} // namespace WebCore
83
84#endif // ENABLE(GESTURE_EVENTS)
85
86#endif // PlatformGestureEvent_h
87