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      1 /*
      2  * Copyright 2010, Company 100, 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  *  * 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 
     29 #include <AEEEvent.h>
     30 #include <AEEPointerHelpers.h>
     31 #include <AEEVCodes.h>
     32 
     33 #if ENABLE(TOUCH_EVENTS)
     34 
     35 namespace WebCore {
     36 
     37 PlatformTouchEvent::PlatformTouchEvent(AEEEvent event, uint16 wParam, uint32 dwParam)
     38     : m_metaKey(false)
     39 {
     40     PlatformTouchPoint::State state;
     41 
     42     switch (event) {
     43     case EVT_POINTER_DOWN:
     44         m_type = TouchStart;
     45         state = PlatformTouchPoint::TouchPressed;
     46         break;
     47     case EVT_POINTER_UP:
     48         m_type = TouchEnd;
     49         state = PlatformTouchPoint::TouchReleased;
     50         break;
     51     case EVT_POINTER_MOVE:
     52     case EVT_POINTER_STALE_MOVE:
     53         m_type = TouchMove;
     54         state = PlatformTouchPoint::TouchMoved;
     55         break;
     56     default:
     57         ASSERT_NOT_REACHED();
     58     }
     59 
     60     char* dwParamStr = reinterpret_cast<char*>(dwParam);
     61     int x, y;
     62     AEE_POINTER_GET_XY(dwParamStr, &x, &y);
     63     IntPoint windowPos = IntPoint(x, y);
     64 
     65     int id = AEE_POINTER_GET_PTRID(dwParamStr);
     66     m_touchPoints.append(PlatformTouchPoint(id, windowPos, state));
     67 
     68     uint32 keyModifiers = AEE_POINTER_GET_KEY_MODIFIERS(dwParamStr);
     69     m_altKey   = keyModifiers & (KB_LALT | KB_RALT);
     70     m_shiftKey = keyModifiers & (KB_LSHIFT | KB_RSHIFT);
     71     m_ctrlKey  = keyModifiers & (KB_LCTRL | KB_RCTRL);
     72 }
     73 
     74 }
     75 
     76 #endif
     77