HeartAnimation/ViewController.swift at master · itsaark/HeartAnimation · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
//
//  ViewController.swift
//  HeartAnimation
//
//  Created by Arjun Kodur on 1/28/16.
//  Copyright © 2016 Arjun Kodur. All rights reserved.
//


import UIKit
import SpriteKit

let heartHeight: CGFloat = 18.0
let heartsFile = "heart-bubbles.sks"

class HeartBubblesScene : SKScene {
    var emitter: SKEmitterNode?

    override func didMoveToView(view: SKView) {
        scaleMode = .ResizeFill // make scene's size == view's size
        backgroundColor = UIColor.whiteColor()
    }

    func beginBubbling() {

        emitter = SKEmitterNode(fileNamed: heartsFile)

        let x = floor(size.width / 2.0)
        let y = heartHeight

        emitter!.position = CGPointMake(x, y)

        emitter!.name = "heart-bubbles"
        emitter!.targetNode = self

        emitter?.numParticlesToEmit = 1

        addChild(emitter!)

        emitter?.resetSimulation()
    }
}

class ViewController: UIViewController {
    @IBOutlet weak var heartBubblesView: SKView!

    @IBOutlet weak var label: UILabel!

    let heartBubblesScene = HeartBubblesScene()

    override func viewDidLoad() {
        super.viewDidLoad()

        heartBubblesView.presentScene(heartBubblesScene)
    }

    override func touchesBegan(touches: Set<UITouch>, withEvent event: UIEvent?) {

        heartBubblesScene.beginBubbling()

        label.text = ""

    }

}