/Users/airy/Sources/augui/AUGUIFramework/SampleCode/CAUGuiSDK (AUGUI)/projectfiles/CAUGuiDemoAU.h

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/*      Copyright:      © Copyright 2002 Urs Heckmann. All rights reserved.

        CAUGuiDemoAU.h
        
=============================================================================*/

#ifndef __CAUGuiDemoAU_h__
#define __CAUGuiDemoAU_h__

#ifndef PI
#define PI (3.1415926535897932384626433832795)
#endif

#define kProperty_MIDILearn 100000

#include <AudioUnit/AudioUnitCarbonView.h>
#include "AUMIDIEffectBase.h"

#include "CAUGuiDemoCsts.h"
#include "CAUGuiConfig.h"

//#include "EZ_AU_preset.h"

enum
{
        kParam_Knob_1 = 0,
        kParam_Knob_2,
        kParam_Buttons_1,
        kParam_Buttons_2,
        kParam_Slider_1,
        kParam_Slider_2,
        kParam_Slider_3,
        kParam_Display_1,
        
        // You can use non-standard parameters after the standard ones
        
        kNumParameters,
        
        
        kNumAUParameters = kNumParameters,// here it's the same number...
        
        kNumPresets = 10
        
};

typedef struct EZ_preset
{
        char                    name[ 32 ];
        float                   values[ kNumParameters ];
        
        // put whatever you like here
        // i.e. Audiofile References
        
        // Don't use pointers here, just plain data!!!

} EZ_preset;

class CAUGuiDemoAU : public AUMIDIEffectBase
{

        public:
                
                CAUGuiDemoAU(AudioUnit);
                
                ~CAUGuiDemoAU();
                
                ComponentResult         Initialize(void);
        
                ComponentResult         Reset   (AudioUnitScope, AudioUnitElement);
        
                ComponentResult         GetParameterList (AudioUnitScope, AudioUnitParameterID*, UInt32&);
        
                UInt32                          SupportedNumChannels (const AUChannelInfo**);
                
                ComponentResult GetParameterInfo(       AudioUnitScope inScope,
                                                                                        AudioUnitParameterID inParameterID,
                                                                                        AudioUnitParameterInfo &outParameterInfo );
                
                ComponentResult         SaveState( CFPropertyListRef * outData);
                
                ComponentResult         RestoreState( CFPropertyListRef inData);
                
                ComponentResult GetParameterValueStrings(       AudioUnitScope inScope, 
                                                                                                        AudioUnitParameterID inID,
                                                                                                        CFArrayRef* tArrayRef);

                
                ComponentResult         GetPresets ( CFArrayRef * outData) const;

                OSStatus NewFactoryPresetSet (const AUPreset & inNewFactoryPreset);


                ComponentResult GetPropertyInfo( AudioUnitPropertyID inID, AudioUnitScope inScope,
                                                AudioUnitElement inElement, UInt32 & outDataSize,
                                                Boolean & outWritable);
                                                                                                
                ComponentResult GetProperty( AudioUnitPropertyID inID,
                                            AudioUnitScope inScope,
                                            AudioUnitElement inElement,
                                            void * outData);
                                                                                        
                ComponentResult SetProperty( AudioUnitPropertyID inID,
                                                           AudioUnitScope inScope,
                                                           AudioUnitElement inElement,
                                                           const void *inData,
                                             UInt32 inDataSize);
                void    HandleControlChange(    int     inChannel,
                                                                UInt8   inController,
                                                                UInt8   inValue,
                                                                long    inStartFrame);

                    // NEW in Dec 02 Dev Tools
                int     GetNumCustomUIComponents ();
                void    GetUIComponentDescs (ComponentDescription* inDescArray);


                ComponentResult         GetParameter (AudioUnitParameterID, AudioUnitScope,     AudioUnitElement, Float32&);

                ComponentResult         SetParameter (AudioUnitParameterID,     AudioUnitScope, AudioUnitElement, Float32, UInt32);

                OSStatus                        ProcessBufferLists (AudioUnitRenderActionFlags&, const AudioBufferList&, AudioBufferList&, UInt32);
                
                ComponentResult Version()
                {
                    return DEMO_VERSION;
                }
                

private:
        
                
                void                            clearBuffers(); // Unused :-)
        

                // Variables for plugin maintainance
                
                const AudioUnitParameterInfo*   m_asParInfo;            // array of parameter infos
                const AUChannelInfo*                    m_asChannelInfo;        // array of i/o configurations
                float*                                                  m_arPar;                        // parameter value latches
                
                // Internal Parameters to be exchanged between AU and View but are not common parameters
                
                // These are read out via timer, suitable for VUmeters...
                
                float                                                   internalParameters[ kNumInternalParameters ];
                
                // The "dirty" Parameters when editing a Preset
                
                EZ_preset                                               editPreset;
                
                // The default presets
                
                EZ_preset                                               Presets[ kNumPresets ];
                
                // The Apple-way Prest name + number
                
                AUPreset                                                AU_Presets[ kNumPresets ];
                
                // The Preset that's currently edited
                
                int                                                             currentPreset;

                // For MIDI Learn
                short                   mMIDICC[128];   // mMIDICC[CC] is the param to change when receiving a CC. -1 is not bound
                short                   mCurrentLearning; // The parameter ID for the current MIDI learning. (-1 is none)        
};

#endif // __CAUGuiDemoAU_h__

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