Implement BaseAudioContext

third_party/WebKit/Source/modules/webaudio/StereoPannerNode.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/webaudio/StereoPannerNode.h"
 #include "bindings/core/v8/ExceptionMessages.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/ExecutionContext.h"
-#include "modules/webaudio/AbstractAudioContext.h"
 #include "modules/webaudio/AudioNodeInput.h"
 #include "modules/webaudio/AudioNodeOutput.h"
+#include "modules/webaudio/BaseAudioContext.h"
 #include "platform/audio/StereoPanner.h"
 #include "wtf/MathExtras.h"
 
 namespace blink {
 
 StereoPannerHandler::StereoPannerHandler(AudioNode& node, float sampleRate, AudioParamHandler& pan)
     : AudioHandler(NodeTypeStereoPanner, node, sampleRate)
     , m_pan(pan)
     , m_sampleAccuratePanValues(ProcessingSizeInFrames)
 {
@@ skipping 53 matching lines @@
         return;
 
     m_stereoPanner = Spatializer::create(Spatializer::PanningModelEqualPower, sampleRate());
 
     AudioHandler::initialize();
 }
 
 void StereoPannerHandler::setChannelCount(unsigned long channelCount, ExceptionState& exceptionState)
 {
     ASSERT(isMainThread());
-    AbstractAudioContext::AutoLocker locker(context());
+    BaseAudioContext::AutoLocker locker(context());
 
     // A PannerNode only supports 1 or 2 channels
     if (channelCount > 0 && channelCount <= 2) {
         if (m_channelCount != channelCount) {
             m_channelCount = channelCount;
             if (m_channelCountMode != Max)
                 updateChannelsForInputs();
         }
     } else {
         exceptionState.throwDOMException(
             NotSupportedError,
             ExceptionMessages::indexOutsideRange<unsigned long>(
                 "channelCount",
                 channelCount,
                 1,
                 ExceptionMessages::InclusiveBound,
                 2,
                 ExceptionMessages::InclusiveBound));
     }
 }
 
 void StereoPannerHandler::setChannelCountMode(const String& mode, ExceptionState& exceptionState)
 {
     ASSERT(isMainThread());
-    AbstractAudioContext::AutoLocker locker(context());
+    BaseAudioContext::AutoLocker locker(context());
 
     ChannelCountMode oldMode = m_channelCountMode;
 
     if (mode == "clamped-max") {
         m_newChannelCountMode = ClampedMax;
     } else if (mode == "explicit") {
         m_newChannelCountMode = Explicit;
     } else if (mode == "max") {
         // This is not supported for a StereoPannerNode, which can only handle
         // 1 or 2 channels.
         exceptionState.throwDOMException(
             NotSupportedError,
                 "StereoPanner: 'max' is not allowed");
         m_newChannelCountMode = oldMode;
     } else {
         // Do nothing for other invalid values.
         m_newChannelCountMode = oldMode;
     }
 
     if (m_newChannelCountMode != oldMode)
         context()->deferredTaskHandler().addChangedChannelCountMode(this);
 }
 
 // ----------------------------------------------------------------
 
-StereoPannerNode::StereoPannerNode(AbstractAudioContext& context, float sampleRate)
+StereoPannerNode::StereoPannerNode(BaseAudioContext& context, float sampleRate)
     : AudioNode(context)
     , m_pan(AudioParam::create(context, 0))
 {
     setHandler(StereoPannerHandler::create(*this, sampleRate, m_pan->handler()));
 }
 
-StereoPannerNode* StereoPannerNode::create(AbstractAudioContext& context, float sampleRate)
+StereoPannerNode* StereoPannerNode::create(BaseAudioContext& context, float sampleRate)
 {
     return new StereoPannerNode(context, sampleRate);
 }
 
 DEFINE_TRACE(StereoPannerNode)
 {
     visitor->trace(m_pan);
     AudioNode::trace(visitor);
 }
 
 AudioParam* StereoPannerNode::pan() const
 {
     return m_pan;
 }
 
 } // namespace blink