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| 1 /* | |
| 2 * Copyright (C) 2010, 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 * 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'' AND AN
Y | |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR AN
Y | |
| 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND O
N | |
| 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 23 */ | |
| 24 | |
| 25 #include "config.h" | |
| 26 #if ENABLE(WEB_AUDIO) | |
| 27 #include "V8AudioContext.h" | |
| 28 | |
| 29 #include "V8AudioBuffer.h" | |
| 30 #include "V8OfflineAudioContext.h" | |
| 31 #include "bindings/v8/V8Binding.h" | |
| 32 #include "bindings/v8/custom/V8ArrayBufferCustom.h" | |
| 33 #include "core/dom/Document.h" | |
| 34 #include "modules/webaudio/AudioBuffer.h" | |
| 35 #include "modules/webaudio/AudioContext.h" | |
| 36 #include "modules/webaudio/OfflineAudioContext.h" | |
| 37 #include "wtf/ArrayBuffer.h" | |
| 38 | |
| 39 namespace WebCore { | |
| 40 | |
| 41 void V8AudioContext::constructorCustom(const v8::FunctionCallbackInfo<v8::Value>
& args) | |
| 42 { | |
| 43 Document* document = currentDocument(); | |
| 44 | |
| 45 RefPtr<AudioContext> audioContext; | |
| 46 | |
| 47 if (!args.Length()) { | |
| 48 // Constructor for default AudioContext which talks to audio hardware. | |
| 49 audioContext = AudioContext::create(document); | |
| 50 if (!audioContext.get()) { | |
| 51 throwError(v8SyntaxError, "audio resources unavailable for AudioCont
ext construction", args.GetIsolate()); | |
| 52 return; | |
| 53 } | |
| 54 } else { | |
| 55 // Constructor for offline (render-target) AudioContext which renders in
to an AudioBuffer. | |
| 56 // new AudioContext(in unsigned long numberOfChannels, in unsigned long
numberOfFrames, in float sampleRate); | |
| 57 document->addConsoleMessage(JSMessageSource, WarningMessageLevel, | |
| 58 "Deprecated AudioContext constructor: use OfflineAudioContext instea
d"); | |
| 59 | |
| 60 V8OfflineAudioContext::constructorCallback(args); | |
| 61 return; | |
| 62 } | |
| 63 | |
| 64 if (!audioContext.get()) { | |
| 65 throwError(v8SyntaxError, "Error creating AudioContext", args.GetIsolate
()); | |
| 66 return; | |
| 67 } | |
| 68 | |
| 69 // Transform the holder into a wrapper object for the audio context. | |
| 70 v8::Handle<v8::Object> wrapper = args.Holder(); | |
| 71 V8DOMWrapper::associateObjectWithWrapper<V8AudioContext>(audioContext.releas
e(), &info, wrapper, args.GetIsolate(), WrapperConfiguration::Dependent); | |
| 72 args.GetReturnValue().Set(wrapper); | |
| 73 } | |
| 74 | |
| 75 } // namespace WebCore | |
| 76 | |
| 77 #endif // ENABLE(WEB_AUDIO) | |
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Chromium Code Reviews
Issue 27037002:
Get rid of custom bindings for AudioContext's constructor (Closed)
Base URL: svn://svn.chromium.org/blink/trunk