Confetti View

confettiView.swift

//
//  Confetti.swift
//  WorkRestRepeat
//
//  Created by Jim Rutherford on 2015-03-28.
//  Copyright (c) 2015 Taptonics. All rights reserved.
//

import UIKit
import QuartzCore

class ConfettiView: UIView {

    override init(frame: CGRect) {
        super.init(frame: frame)
        self.backgroundColor = UIColor.clearColor()
        setup()
    }

    required init?(coder aDecoder: NSCoder) {
        super.init(coder: aDecoder)
        self.backgroundColor = UIColor.clearColor()
        setup()
    }

    func setup()
    {
        self.clipsToBounds = true
        let emitterLayer = CAEmitterLayer(layer:self.layer)

        emitterLayer.name = "emitterLayer"
        emitterLayer.emitterPosition = CGPointMake(160, -99)
        emitterLayer.emitterZPosition = 0

        emitterLayer.emitterSize = CGSizeMake(320.00, 1.00)
        emitterLayer.emitterDepth = 0.00

        emitterLayer.emitterShape = kCAEmitterLayerLine

        emitterLayer.seed = 1145243358
        
        // Create the emitter Cell
        let dotCell = CAEmitterCell()

        dotCell.name = "dot"
        dotCell.enabled = true

        dotCell.contents = UIImage(named: "confetti-dot")?.CGImage
        dotCell.contentsRect = CGRectMake(0.0, 0.0, 1.0, 1.0)

        dotCell.magnificationFilter = kCAFilterLinear
        dotCell.minificationFilter = kCAFilterLinear
        dotCell.minificationFilterBias = 0.0

        dotCell.scale = 0.15
        dotCell.scaleRange = 0.0
        dotCell.scaleSpeed = -0.01

        dotCell.color = UIColor(red: 0.5, green: 0.5, blue: 0.5, alpha: 1.0).CGColor
        dotCell.redRange = 1.0
        dotCell.greenRange = 1.0
        dotCell.blueRange = 1.0
        dotCell.alphaRange = 1.0

        dotCell.redSpeed = 0.0
        dotCell.greenSpeed = 0.0
        dotCell.blueSpeed = 0.0
        dotCell.alphaSpeed = 10.0

        dotCell.lifetime = 10.0
        dotCell.lifetimeRange = 0.0
        dotCell.birthRate = 50
        dotCell.velocity = 100.0
        dotCell.velocityRange = 0.0
        dotCell.xAcceleration = 0.0
        dotCell.yAcceleration = 0.0
        dotCell.zAcceleration = 0.0

        dotCell.spin = 0.0
        dotCell.spinRange = 6.283
        dotCell.emissionLatitude = 0.0
        dotCell.emissionLongitude = 0.0
        dotCell.emissionRange = 6.283

        // Create the emitter Cell
        let ribbonCell = CAEmitterCell()

        ribbonCell.name = "ribbon"
        ribbonCell.enabled = true

        ribbonCell.contents = UIImage(named: "confetti-ribbon")?.CGImage
        ribbonCell.contentsRect = CGRectMake(0.0, 0.0, 1.0, 1.0)

        ribbonCell.magnificationFilter = kCAFilterLinear
        ribbonCell.minificationFilter = kCAFilterLinear
        ribbonCell.minificationFilterBias = 0.0

        ribbonCell.scale = 0.35
        ribbonCell.scaleRange = 0.0
        ribbonCell.scaleSpeed = -0.01

        ribbonCell.color = UIColor(red: 0.5, green: 0.5, blue: 0.5, alpha: 1.0).CGColor
        ribbonCell.redRange = 1.0
        ribbonCell.greenRange = 1.0
        ribbonCell.blueRange = 1.0
        ribbonCell.alphaRange = 1.0

        ribbonCell.redSpeed = 0.0
        ribbonCell.greenSpeed = 0.0
        ribbonCell.blueSpeed = 0.0
        ribbonCell.alphaSpeed = 10.0

        ribbonCell.lifetime = 10.0
        ribbonCell.lifetimeRange = 0.0
        ribbonCell.birthRate = 100
        ribbonCell.velocity = 100.0
        ribbonCell.velocityRange = 0.0
        ribbonCell.xAcceleration = 0.0
        ribbonCell.yAcceleration = 0.0
        ribbonCell.zAcceleration = 0.0
        
        ribbonCell.spin = 0.0
        ribbonCell.spinRange = 6.283
        ribbonCell.emissionLatitude = 0.0
        ribbonCell.emissionLongitude = 0.0
        ribbonCell.emissionRange = 6.283

        emitterLayer.emitterCells = [dotCell, ribbonCell]

        self.layer.addSublayer(emitterLayer)
    }


}