third_party/WebKit/Source/web/WebArrayBufferView.cpp

   1 /*
   2  * Copyright (C) 2011 Google 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  *
   8  * 1.  Redistributions of source code must retain the above copyright
   9  *     notice, this list of conditions and the following disclaimer.
  10  * 2.  Redistributions in binary form must reproduce the above copyright
  11  *     notice, this list of conditions and the following disclaimer in the
  12  *     documentation and/or other materials provided with the distribution.
  13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  14  *     its contributors may be used to endorse or promote products derived
  15  *     from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
  18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 #include "config.h"
  30 #include "public/web/WebArrayBufferView.h"
  31
  32 #include "bindings/core/v8/V8ArrayBufferView.h"
  33
  34 namespace blink {
  35
  36 void WebArrayBufferView::assign(const WebArrayBufferView& other)
  37 {
  38     m_private = other.m_private;
  39 }
  40
  41 void WebArrayBufferView::reset()
  42 {
  43     m_private.reset();
  44 }
  45
  46 void* WebArrayBufferView::baseAddress() const
  47 {
  48     return m_private->baseAddress();
  49 }
  50
  51 unsigned WebArrayBufferView::byteOffset() const
  52 {
  53     return m_private->byteOffset();
  54 }
  55
  56 unsigned WebArrayBufferView::byteLength() const
  57 {
  58     return m_private->byteLength();
  59 }
  60
  61 WebArrayBufferView* WebArrayBufferView::createFromV8Value(v8::Local<v8::Value> value)
  62 {
  63     if (!value->IsArrayBufferView())
  64         return 0;
  65     DOMArrayBufferView* view = V8ArrayBufferView::toImpl(value.As<v8::Object>());
  66     return new WebArrayBufferView(view);
  67 }
  68
  69 WebArrayBufferView::WebArrayBufferView(const PassRefPtr<DOMArrayBufferView>& value)
  70     : m_private(value)
  71 {
  72 }
  73
  74 WebArrayBufferView& WebArrayBufferView::operator=(const PassRefPtr<DOMArrayBufferView>& value)
  75 {
  76     m_private = value;
  77     return *this;
  78 }
  79
  80 WebArrayBufferView::operator PassRefPtr<DOMArrayBufferView>() const
  81 {
  82     return m_private.get();
  83 }
  84
  85 } // namespace blink