Home | History | Annotate | Download | only in Shared 
      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 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 #if ENABLE(GESTURE_EVENTS)
     30 
     31 #include "Arguments.h"
     32 #include "WebCoreArgumentCoders.h"
     33 
     34 using namespace WebCore;
     35 
     36 namespace WebKit {
     37 
     38 WebGestureEvent::WebGestureEvent(Type type, const IntPoint& position, const IntPoint& globalPosition, Modifiers modifiers, double timestamp)
     39     : WebEvent(type, modifiers, timestamp)
     40     , m_position(position)
     41     , m_globalPosition(globalPosition)
     42 {
     43     ASSERT(isGestureEventType(type));
     44 }
     45 
     46 void WebGestureEvent::encode(CoreIPC::ArgumentEncoder* encoder) const
     47 {
     48     WebEvent::encode(encoder);
     49 
     50     encoder->encode(m_position);
     51     encoder->encode(m_globalPosition);
     52 }
     53 
     54 bool WebGestureEvent::decode(CoreIPC::ArgumentDecoder* decoder, WebGestureEvent& t)
     55 {
     56     if (!WebEvent::decode(decoder, t))
     57         return false;
     58     if (!decoder->decode(t.m_position))
     59         return false;
     60     if (!decoder->decode(t.m_globalPosition))
     61         return false;
     62     return true;
     63 }
     64 
     65 bool WebGestureEvent::isGestureEventType(Type type)
     66 {
     67     return type == GestureScrollBegin || type == GestureScrollEnd;
     68 }
     69 
     70 } // namespace WebKit
     71 
     72 #endif // ENABLE(GESTURE_EVENTS)
     73