//===========================================================================//
// File:	AudioRenderer.cpp                                                //
// Project: MUNGA           Brick: Video Renderer 	                         //
// Contents: Abstracted Base Video Renderer								     //
//---------------------------------------------------------------------------//
//   Date    Who  Modification                                               //
// --------  ---  ---------------------------------------------------------- //
// 03/04/97  JTR  Initial coding.                                            //
//---------------------------------------------------------------------------//
// Copyright (C) 1997, Virtual World Entertainment, Inc.                     //
// All Rights reserved worldwide                                             //
// This unpublished sourcecode is PROPRIETARY and CONFIDENTIAL               //
//===========================================================================//

#include "AdeptHeaders.hpp"
#include "VOChannel.hpp"
#include "AudioRenderer.hpp"
#include "AudioCommand.hpp"

//##########################################################################
//############################    VOChannel    ##########################
//##########################################################################

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
VOChannel::VOChannel(int channel, int type):
	AudioChannel(DefaultData, channel, type, gosAudio_Volume)
{
	Check_Object(this);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
VOChannel::~VOChannel()
{
	Check_Object(this);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void VOChannel::Activate(AudioCommand *command)
{
	Check_Object(this);
	Check_Object(command);
	Verify(m_playMode == gosAudio_Stop);

	//
	//-----------------------------------------------------------------------
	// Set all the other types to 50% volume if we weren't playing before now
	//-----------------------------------------------------------------------
	//
	Check_Object(AudioRenderer::Instance);
	if (AudioRenderer::Instance->m_channelTypes[m_type].GetVolume() == 0.0f)
	{
		for (int i=0; i<AudioRenderer::TypeCount; ++i)
		{
			if (i != AudioRenderer::MusicType)
			{
				if (i != m_type)
					AudioRenderer::Instance->m_channelTypes[i].SetVolume(0.5f);
				else
					AudioRenderer::Instance->m_channelTypes[i].SetVolume(1.0f);
			}
		}
	}

	BaseClass::Activate(command);
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
void VOChannel::Deactivate()
{
	Check_Object(this);
	BaseClass::Deactivate();
	Verify(m_playMode == gosAudio_Stop);

	//
	//------------------------------------------------------
	// Undo the channel change if no other voiceovers are up
	//------------------------------------------------------
	//
	Check_Object(AudioRenderer::Instance);
	if (AudioRenderer::Instance->m_channelTypes[m_type].m_queuedCommands.IsEmpty())
	{
		for (int i=0; i<AudioRenderer::TypeCount; ++i)
		{
			if (i != AudioRenderer::MusicType)
			{
				if (i != m_type)
					AudioRenderer::Instance->m_channelTypes[i].SetVolume(1.0f);
				else
					AudioRenderer::Instance->m_channelTypes[i].SetVolume(0.0f);
			}
		}
	}
}