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/*******************************************************************************
* Copyright 2009-2016 Jörg Müller
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
#pragma once
/**
* @file Volume.h
* @ingroup fx
* The Volume class.
*/
#include "fx/Effect.h"
AUD_NAMESPACE_BEGIN
/**
* This sound changes the volume of another sound.
* The set volume should be a value between 0.0 and 1.0, higher values at your
* own risk!
*/
class AUD_API Volume : public Effect
{
private:
/**
* The volume.
*/
const float m_volume;
// delete copy constructor and operator=
Volume(const Volume&) = delete;
Volume& operator=(const Volume&) = delete;
public:
/**
* Creates a new volume sound.
* \param sound The input sound.
* \param volume The desired volume.
*/
Volume(std::shared_ptr<ISound> sound, float volume);
/**
* Returns the volume.
* \return The current volume.
*/
float getVolume() const;
virtual std::shared_ptr<IReader> createReader();
};
AUD_NAMESPACE_END
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