/*
     File: MusicDeviceBase.h
 Abstract: Part of CoreAudio Utility Classes
  Version: 1.2
 
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*/
#ifndef __MusicDeviceBase_h__
#define __MusicDeviceBase_h__

#include "AUMIDIBase.h"

// ________________________________________________________________________
//	MusicDeviceBase
//

/*! @class MusicDeviceBase */
class MusicDeviceBase : public AUBase, public AUMIDIBase {
public:
	/*! @ctor MusicDeviceBase */
								MusicDeviceBase(		AudioComponentInstance			inInstance, 
														UInt32							numInputs,
														UInt32							numOutputs,
														UInt32							numGroups = 0);


	virtual OSStatus	MIDIEvent(		UInt32 						inStatus, 
										UInt32 						inData1, 
										UInt32 						inData2, 
										UInt32 						inOffsetSampleFrame)
	{
		return AUMIDIBase::MIDIEvent (inStatus, inData1, inData2, inOffsetSampleFrame);
	}

	/*! @method SysEx */
	virtual OSStatus	SysEx(			const UInt8 *				inData, 
										UInt32 						inLength) 
	{
		return AUMIDIBase::SysEx (inData, inLength);
	}

	/*! @method GetPropertyInfo */
	virtual OSStatus			GetPropertyInfo(AudioUnitPropertyID			inID,
												AudioUnitScope				inScope,
												AudioUnitElement			inElement,
												UInt32 &					outDataSize,
												Boolean &					outWritable);

	/*! @method GetProperty */
	virtual OSStatus			GetProperty(	AudioUnitPropertyID 		inID,
												AudioUnitScope 				inScope,
												AudioUnitElement		 	inElement,
												void *						outData);
												
	/*! @method SetProperty */
	virtual OSStatus			SetProperty(			AudioUnitPropertyID 			inID,
														AudioUnitScope 					inScope,
														AudioUnitElement 				inElement,
														const void *					inData,
														UInt32 							inDataSize);

	/*! @method HandleNoteOn */
	virtual OSStatus			HandleNoteOn(	UInt8 	inChannel,
												UInt8 	inNoteNumber,
												UInt8 	inVelocity,
												UInt32 	inStartFrame);
																								
	/*! @method HandleNoteOff */
	virtual OSStatus			HandleNoteOff(	UInt8 	inChannel,
												UInt8 	inNoteNumber,
												UInt8 	inVelocity,
												UInt32 	inStartFrame);

	/*! @method GetInstrumentCount */
	virtual OSStatus			GetInstrumentCount (	UInt32 &outInstCount) const;

#if !TARGET_OS_IPHONE
	// component dispatcher
	/*! @method ComponentEntryDispatch */
	static OSStatus			ComponentEntryDispatch(	ComponentParameters *			params,
														MusicDeviceBase *				This);
#endif
private:
	OSStatus				HandleStartNoteMessage (MusicDeviceInstrumentID inInstrument, MusicDeviceGroupID inGroupID, NoteInstanceID *outNoteInstanceID, UInt32 inOffsetSampleFrame, const MusicDeviceNoteParams *inParams);
};

#endif // __MusicDeviceBase_h__
