Simple animated circles. Checking out new C4 syntax.

Workspace.swift

import UIKit

class WorkSpace: C4CanvasController {
    var circles : [C4Circle]!
    var timer: C4Timer?
    var cwidth: Double = 0.0
    var cheight: Double = 0.0
    
    override func setup() {
        
        cwidth = self.canvas.width
        cheight = self.canvas.height
        
        circles = [C4Circle]()
        
        for var i = 0; i < 10; i++
        {
            let x = random01() * canvas.width
            let y = random01() * canvas.height
            let p:C4Point = C4Point(x, y)
            let c = C4Circle(center:p, radius: 49)
            circles.append(c)
        }
        
        for circle in circles{
            canvas.add(circle)
        }
        
        
        timer = C4Timer(interval: 5.0) {
            self.movecircle()
        }
        timer?.start()
        timer?.fire()
        
    }
    
    func movecircle(){
        C4Log(circles[0].center.x)
        for circle in self.circles {
            let a = C4ViewAnimation(duration: 5.0) {
                let xx = random01() * self.cwidth
                let yy = random01() * self.cheight
                let p:C4Point = C4Point(xx, yy)
                circle.center = p
            }
            a.animate();
        }
    }