1/*
2 * Copyright (C) 2010 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. 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#include "config.h"
27#include "WebEvent.h"
28
29#include "Arguments.h"
30#include "WebCoreArgumentCoders.h"
31
32using namespace WebCore;
33
34namespace WebKit {
35
36WebMouseEvent::WebMouseEvent()
37    : WebEvent()
38    , m_button(static_cast<uint32_t>(NoButton))
39    , m_deltaX(0)
40    , m_deltaY(0)
41    , m_deltaZ(0)
42    , m_clickCount(0)
43{
44}
45
46WebMouseEvent::WebMouseEvent(Type type, Button button, const IntPoint& position, const IntPoint& globalPosition, float deltaX, float deltaY, float deltaZ, int clickCount, Modifiers modifiers, double timestamp)
47    : WebEvent(type, modifiers, timestamp)
48    , m_button(button)
49    , m_position(position)
50    , m_globalPosition(globalPosition)
51    , m_deltaX(deltaX)
52    , m_deltaY(deltaY)
53    , m_deltaZ(deltaZ)
54    , m_clickCount(clickCount)
55{
56    ASSERT(isMouseEventType(type));
57}
58
59void WebMouseEvent::encode(IPC::ArgumentEncoder& encoder) const
60{
61    WebEvent::encode(encoder);
62
63    encoder << m_button;
64    encoder << m_position;
65    encoder << m_globalPosition;
66    encoder << m_deltaX;
67    encoder << m_deltaY;
68    encoder << m_deltaZ;
69    encoder << m_clickCount;
70}
71
72bool WebMouseEvent::decode(IPC::ArgumentDecoder& decoder, WebMouseEvent& result)
73{
74    if (!WebEvent::decode(decoder, result))
75        return false;
76
77    if (!decoder.decode(result.m_button))
78        return false;
79    if (!decoder.decode(result.m_position))
80        return false;
81    if (!decoder.decode(result.m_globalPosition))
82        return false;
83    if (!decoder.decode(result.m_deltaX))
84        return false;
85    if (!decoder.decode(result.m_deltaY))
86        return false;
87    if (!decoder.decode(result.m_deltaZ))
88        return false;
89    if (!decoder.decode(result.m_clickCount))
90        return false;
91
92    return true;
93}
94
95bool WebMouseEvent::isMouseEventType(Type type)
96{
97    return type == MouseDown || type == MouseUp || type == MouseMove;
98}
99
100} // namespace WebKit
101