VVThreadLoop.h

#if IPHONE
#import <UIKit/UIKit.h>
#else
#import <Cocoa/Cocoa.h>
#endif
#include <sys/time.h>
#import <unistd.h>
#include <libkern/OSAtomic.h>





@interface VVThreadLoop : NSObject {
    double              interval;
    double              maxInterval;
    BOOL                running;
    BOOL                bail;
    BOOL                paused;
    BOOL                executingCallback;
    
    OSSpinLock          valLock;    //  ONLY used for quickly accessing 'running', 'bail', 'paused', and 'executingCallback' in a threadsafe fashion
    
    id                  targetObj;  
    SEL                 targetSel;
}

- (id) initWithTimeInterval:(double)i target:(id)t selector:(SEL)s;
- (id) initWithTimeInterval:(double)i;
- (void) generalInit;
- (void) start;
- (void) threadCallback;
- (void) threadProc;
- (void) pause;
- (void) resume;
- (void) stop;
- (void) stopAndWaitUntilDone;
- (double) interval;
- (void) setInterval:(double)i;
- (BOOL) running;

@property (assign,readwrite) double maxInterval;

@end