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