Don't know what to call this one...

AnimatedShape.h

//
//  AnimatedShape.h
//  C4iOS
//
// Created by Travis Kirton and Greg Debicki.
//

#import "C4Shape.h"

@interface AnimatedShape : C4Shape
-(void)startAnimation;
-(AnimatedShape *)copyWithZone:(NSZone *)zone;
@end

AnimatedShape.m

//
//  AnimatedShape.m
//  C4iOS
//
//  Created by moi on 13-02-06.
//  Copyright (c) 2013 POSTFL. All rights reserved.
//

#import "AnimatedShape.h"

@implementation AnimatedShape {
    C4Shape *s;
}

-(void)setup {
    self.fillColor = [UIColor clearColor];
    self.lineWidth = 1.0f;
    s = [C4Shape ellipse:CGRectMake(0, 0, 15, 15)];
    s.alpha = 0.0f;
    s.center = CGPointZero;
    s.lineWidth = 0.0f;
    [self addShape:s];
}

-(void)startAnimation {
    s.animationDuration = 2.0f;
    s.animationOptions = AUTOREVERSE | REPEAT;
    s.center = CGPointMake(self.width, 0);
    s.alpha = 1.0f;
}

-(AnimatedShape *)copyWithZone:(NSZone *)zone {
    AnimatedShape *as = [[AnimatedShape allocWithZone:zone] initWithFrame:self.frame];
    as.style = self.style;
    return as;
}

@end

C4WorkSpace.m

//
// C4WorkSpace.m
//
// Created by Travis Kirton and Greg Debicki.
//

#import "C4WorkSpace.h"
#import "AnimatedShape.h"

@implementation C4WorkSpace {
    NSMutableArray *shapes;
    C4Timer *t;
}

-(void)setup {
    shapes = [[NSMutableArray alloc] initWithCapacity:0];
    for(int i = 0; i < 32; i++) {
        AnimatedShape *as = [[AnimatedShape alloc] initWithFrame:CGRectMake(0, 0, 276, 1)];
        as.anchorPoint = CGPointZero;
        as.center = self.canvas.center;
        as.rotation = (CGFloat)i / 32.0f * TWO_PI;
        [as runMethod:@"startAnimation" afterDelay:4.0f*(CGFloat)i/32.0f];
        [shapes addObject:as];
    }
    [self.canvas addObjects:shapes];
}

@end