gecko/content/media/webaudio/AudioParam.cpp

51 lines
1.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "AudioParam.h"
#include "nsContentUtils.h"
#include "nsIDOMWindow.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/AudioParamBinding.h"
namespace mozilla {
namespace dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_1(AudioParam, mContext)
NS_IMPL_CYCLE_COLLECTION_ROOT_NATIVE(AudioParam, AddRef)
NS_IMPL_CYCLE_COLLECTION_UNROOT_NATIVE(AudioParam, Release)
AudioParam::AudioParam(AudioContext* aContext,
float aDefaultValue,
float aMinValue,
float aMaxValue)
: AudioParamTimeline(aDefaultValue)
, mContext(aContext)
, mDefaultValue(aDefaultValue)
, mMinValue(aMinValue)
, mMaxValue(aMaxValue)
{
MOZ_ASSERT(aDefaultValue >= aMinValue);
MOZ_ASSERT(aDefaultValue <= aMaxValue);
MOZ_ASSERT(aMinValue < aMaxValue);
SetIsDOMBinding();
}
AudioParam::~AudioParam()
{
}
JSObject*
AudioParam::WrapObject(JSContext* aCx, JSObject* aScope,
bool* aTriedToWrap)
{
return AudioParamBinding::Wrap(aCx, aScope, this, aTriedToWrap);
}
}
}