1/*
2 * Copyright 2008, The Android Open Source Project
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 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * 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 THE COPYRIGHT HOLDERS ``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#pragma once
26
27#if ENABLE(IOS_TOUCH_EVENTS)
28#include <WebKitAdditions/TouchListIOS.h>
29#elif ENABLE(TOUCH_EVENTS)
30
31#include "Touch.h"
32#include <wtf/Ref.h>
33#include <wtf/RefCounted.h>
34#include <wtf/Vector.h>
35
36namespace WebCore {
37
38class TouchList : public RefCounted<TouchList> {
39public:
40 static Ref<TouchList> create()
41 {
42 return adoptRef(*new TouchList);
43 }
44 static Ref<TouchList> create(Vector<std::reference_wrapper<Touch>>&& touches)
45 {
46 return adoptRef(*new TouchList(WTFMove(touches)));
47 }
48
49 unsigned length() const { return m_values.size(); }
50
51 Touch* item(unsigned);
52 const Touch* item(unsigned) const;
53
54 void append(Ref<Touch>&& touch) { m_values.append(WTFMove(touch)); }
55
56private:
57 TouchList() = default;
58
59 explicit TouchList(Vector<std::reference_wrapper<Touch>>&& touches)
60 {
61 m_values.reserveInitialCapacity(touches.size());
62 for (auto& touch : touches)
63 m_values.uncheckedAppend(touch.get());
64 }
65
66 Vector<Ref<Touch>> m_values;
67};
68
69} // namespace WebCore
70
71#endif // ENABLE(TOUCH_EVENTS)
72
73