2 File: MIDIControlHandler.h
3 Abstract: Part of CoreAudio Utility Classes
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47 #ifndef __MIDICONTROLHANDLER_H__
48 #define __MIDICONTROLHANDLER_H__
50 #include <CoreAudio/CoreAudio.h>
52 /*! Abstract interface base class for classes which handle all incoming MIDI data */
54 class MIDIControlHandler
57 virtual ~MIDIControlHandler() {}
58 virtual void Reset() = 0; //! Restore all state to defaults
59 virtual bool SetProgramChange(UInt16 inProgram) = 0;
60 virtual bool SetPitchWheel(UInt16 inValue) = 0;
61 virtual bool SetChannelPressure(UInt8 inValue) = 0;
62 virtual bool SetPolyPressure(UInt8 inKey, UInt8 inValue) = 0;
63 virtual bool SetController(UInt8 inControllerNumber, UInt8 inValue) = 0;
64 virtual bool SetSysex(void *inSysexMsg) = 0;
66 virtual float GetPitchBend() const = 0;
68 /*! Default controller values. These represent MSB values unless indicated in the name */
72 kDefault_Midpoint = 0x40, //! Used for all center-null-point controllers
73 kDefault_Volume = 100,
74 kDefault_Pan = kDefault_Midpoint,
75 kDefault_ModWheel = 0,
76 kDefault_Pitch = kDefault_Midpoint,
77 kDefault_Expression = 0x7f,
78 kDefault_ChannelPressure = 0,
79 kDefault_ReverbSend = 40,
80 kDefault_ChorusSend = 0,
82 kDefault_RPN_LSB = 0x7f,
83 kDefault_RPN_MSB = 0x7f,
84 kDefault_PitchBendRange = 2,
85 kDefault_FineTuning = kDefault_Midpoint,
86 kDefault_CoarseTuning = kDefault_Midpoint,
87 kDefault_ModDepthRange = 0,
88 kDefault_ModDepthRangeLSB = kDefault_Midpoint
92 #endif // __MIDICONTROLHANDLER_H__