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1 /*
2  * Copyright 2010, 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 THE COPYRIGHT OWNER 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 #include "config.h"
27 #include "PlatformTouchEvent.h"
28 #include <wtf/CurrentTime.h>
29 
30 #if ENABLE(TOUCH_EVENTS)
31 
32 namespace WebCore {
33 
34 // These values should be kept in sync with those defined in the android.view.KeyEvent class from the Android SDK.
35 enum AndroidMetaKeyState {
36     META_SHIFT_ON = 0x01,
37     META_ALT_ON = 0x02,
38     META_SYM_ON = 0x04
39 };
40 
PlatformTouchEvent(const Vector<int> & ids,const Vector<IntPoint> & windowPoints,TouchEventType type,const Vector<PlatformTouchPoint::State> & states,int metaState)41 PlatformTouchEvent::PlatformTouchEvent(const Vector<int>& ids, const Vector<IntPoint>& windowPoints, TouchEventType type, const Vector<PlatformTouchPoint::State>& states, int metaState)
42     : m_type(type)
43     , m_metaKey(false)
44     , m_timestamp(WTF::currentTime())
45     , m_hitTouchHandler(false)
46 {
47     m_touchPoints.reserveCapacity(windowPoints.size());
48     for (unsigned c = 0; c < windowPoints.size(); c++)
49         m_touchPoints.append(PlatformTouchPoint(ids[c], windowPoints[c], states[c]));
50 
51     m_altKey = metaState & META_ALT_ON;
52     m_shiftKey = metaState & META_SHIFT_ON;
53     m_ctrlKey = metaState & META_SYM_ON;
54 }
55 
56 }
57 
58 #endif
59