/*

    File: SonogramViewDemoView.h

Abstract: n/a

 Version: 1.0.1

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*/

#import <Cocoa/Cocoa.h>

#import <AudioUnit/AudioUnit.h>

#import <AudioToolbox/AudioToolbox.h>

#import "SonogramViewDemo.h"

#import "CASonogramView.h"

@interface SonogramViewDemoView : NSView

{

    // IB Members

    IBOutlet CASonogramView*    uiSonogramView; 

    // if drawing multichannel, would have several

    // Other Members

    AudioUnit                   mAU;

    AUEventListenerRef          mAUEventListener;

    SonogramOverview            *mData; 

    NSTimer*                    mFetchTimer;

}

#pragma mark ___REDRAW___

- (void) updateSpectrum: (NSTimer*) t;

#pragma mark ____ PUBLIC FUNCTIONS ____

- (void)setAU:(AudioUnit)inAU;

#pragma mark ____ PRIVATE FUNCTIONS

- (void)priv_initBuffers;

- (void)priv_synchronizeUIWithParameterValues;

- (void)priv_addListeners;

- (void)priv_removeListeners;

#pragma mark ____ LISTENER CALLBACK DISPATCHEE ____

- (void)priv_eventListener:(void *) inObject event:(const AudioUnitEvent *)inEvent value:(Float32)inValue;

@end