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//============ Copyright (c) Valve Corporation, All rights reserved. ============
#ifndef ISTEAMMUSIC_H
#define ISTEAMMUSIC_H
#ifdef _WIN32
#pragma once
#endif
#include "isteamclient.h"
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
enum AudioPlayback_Status
{
AudioPlayback_Undefined = 0,
AudioPlayback_Playing = 1,
AudioPlayback_Paused = 2,
AudioPlayback_Idle = 3
};
//-----------------------------------------------------------------------------
// Purpose: Functions to control music playback in the steam client
//-----------------------------------------------------------------------------
class ISteamMusic
{
public:
virtual bool BIsEnabled() = 0;
virtual bool BIsPlaying() = 0;
virtual AudioPlayback_Status GetPlaybackStatus() = 0;
virtual void Play() = 0;
virtual void Pause() = 0;
virtual void PlayPrevious() = 0;
virtual void PlayNext() = 0;
// volume is between 0.0 and 1.0
virtual void SetVolume( float flVolume ) = 0;
virtual float GetVolume() = 0;
};
#define STEAMMUSIC_INTERFACE_VERSION "STEAMMUSIC_INTERFACE_VERSION001"
// callbacks
#if defined( VALVE_CALLBACK_PACK_SMALL )
#pragma pack( push, 4 )
#elif defined( VALVE_CALLBACK_PACK_LARGE )
#pragma pack( push, 8 )
#else
#error isteamclient.h must be included
#endif
DEFINE_CALLBACK( PlaybackStatusHasChanged_t, k_iSteamMusicCallbacks + 1 )
END_DEFINE_CALLBACK_0()
DEFINE_CALLBACK( VolumeHasChanged_t, k_iSteamMusicCallbacks + 2 )
CALLBACK_MEMBER( 0, float, m_flNewVolume )
END_DEFINE_CALLBACK_1()
#pragma pack( pop )
#endif // #define ISTEAMMUSIC_H
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