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      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 COMPUTER, 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 
     26 #ifndef TouchList_h
     27 #define TouchList_h
     28 
     29 #include "bindings/v8/ScriptWrappable.h"
     30 #include "core/dom/Touch.h"
     31 #include "wtf/RefCounted.h"
     32 #include "wtf/Vector.h"
     33 
     34 namespace WebCore {
     35 
     36 class TouchList : public RefCounted<TouchList>, public ScriptWrappable {
     37 public:
     38     static PassRefPtr<TouchList> create()
     39     {
     40         return adoptRef(new TouchList);
     41     }
     42 
     43     static PassRefPtr<TouchList> create(Vector<RefPtr<Touch> >& touches)
     44     {
     45         return adoptRef(new TouchList(touches));
     46     }
     47 
     48     unsigned length() const { return m_values.size(); }
     49 
     50     Touch* item(unsigned);
     51     const Touch* item(unsigned) const;
     52 
     53     void append(const PassRefPtr<Touch> touch) { m_values.append(touch); }
     54 
     55 private:
     56     TouchList()
     57     {
     58         ScriptWrappable::init(this);
     59     }
     60 
     61     TouchList(Vector<RefPtr<Touch> >& touches)
     62     {
     63         m_values.swap(touches);
     64         ScriptWrappable::init(this);
     65     }
     66 
     67     Vector<RefPtr<Touch> > m_values;
     68 };
     69 
     70 } // namespace WebCore
     71 
     72 #endif /* TouchList_h */
     73