Example 2: Multi-Step with Callbacks

<!DOCTYPE html>
<html>

  <head>
    <base href="." />
    <title>angular2 playground</title>
    <link rel="stylesheet" href="style.css" />
    <script src="https://unpkg.com/zone.js/dist/zone.js"></script>
    <script src="https://unpkg.com/zone.js/dist/long-stack-trace-zone.js"></script>
    <script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script>
    <script src="https://unpkg.com/systemjs@0.19.31/dist/system.js"></script>
    <script src="config.js"></script>
    <script>
    System.import('app')
      .catch(console.error.bind(console));
  </script>
  </head>

  <body>
    <my-app>
    loading...
  </my-app>
  </body>

</html>

/* Styles go here */

### Angular Starter Plunker - Typescript

System.config({
  //use typescript for compilation
  transpiler: 'typescript',
  //typescript compiler options
  typescriptOptions: {
    emitDecoratorMetadata: true
  },
  paths: {
    'npm:': 'https://unpkg.com/'
  },
  //map tells the System loader where to look for things
  map: {
    
    'app': './src',
    
    '@angular/core': 'npm:@angular/core/bundles/core.umd.js',
    '@angular/common': 'npm:@angular/common/bundles/common.umd.js',
    '@angular/compiler': 'npm:@angular/compiler/bundles/compiler.umd.js',
    '@angular/platform-browser': 'npm:@angular/platform-browser/bundles/platform-browser.umd.js',
    '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic.umd.js',
    '@angular/http': 'npm:@angular/http/bundles/http.umd.js',
    '@angular/router': 'npm:@angular/router/bundles/router.umd.js',
    '@angular/forms': 'npm:@angular/forms/bundles/forms.umd.js',
    
    '@angular/core/testing': 'npm:@angular/core/bundles/core-testing.umd.js',
    '@angular/common/testing': 'npm:@angular/common/bundles/common-testing.umd.js',
    '@angular/compiler/testing': 'npm:@angular/compiler/bundles/compiler-testing.umd.js',
    '@angular/platform-browser/testing': 'npm:@angular/platform-browser/bundles/platform-browser-testing.umd.js',
    '@angular/platform-browser-dynamic/testing': 'npm:@angular/platform-browser-dynamic/bundles/platform-browser-dynamic-testing.umd.js',
    '@angular/http/testing': 'npm:@angular/http/bundles/http-testing.umd.js',
    '@angular/router/testing': 'npm:@angular/router/bundles/router-testing.umd.js',
    
    'rxjs': 'npm:rxjs',
    'typescript': 'npm:typescript@2.0.2/lib/typescript.js'
  },
  //packages defines our app package
  packages: {
    app: {
      main: './main.ts',
      defaultExtension: 'ts'
    },
    rxjs: {
      defaultExtension: 'js'
    }
  }
});

//main entry point
import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
import {AppModule} from './app';

platformBrowserDynamic().bootstrapModule(AppModule)

//our root app component
import {
  Component,
  NgModule,
  Input,

  // animation specific imports
  trigger,
  state,
  style,
  transition,
  keyframes,
  animate

} from '@angular/core'
import {BrowserModule} from '@angular/platform-browser'

@Component({
  selector: 'my-app',
  
  template: `
    <div>
      <h2>Example 2: Multi-Step with Callbacks</h2>
      
      <button (click)="start()" [disabled]="!canRun">Start</button>
      <button (click)="reset()" [disabled]="!canReset">Reset</button>
      
      <div id="container">
        <ul>
          <li *ngFor="let item of list"
            (@flyInOut.start)="animationStarted($event, item)"
            (@flyInOut.done)="animationDone($event, item)"
            [@flyInOut]="'in'">
            
            {{ item }}
          </li>
        </ul>
      </div>
      
    </div>
  `,
  styles: [`
    #container {
      margin-top: 15px;
      border-top: 1px solid black;
      border-bottom: 1px solid black;
    }
  `],
  animations: [
    trigger('flyInOut', [
      state('in', style({transform: 'translateX(0)'})),
      transition('void => *', [
        animate(300, keyframes([
          style({opacity: 0, transform: 'translateX(-100%)', offset: 0}),
          style({opacity: 1, transform: 'translateX(15px)',  offset: 0.3, backgroundColor: "red"}),
          style({opacity: 1, transform: 'translateX(0)',     offset: 1.0, backgroundColor: "orange"})
        ]))
    ]),
    transition('* => void', [
      animate(600, keyframes([
        style({opacity: 1, transform: 'translateX(0)',     offset: 0, backgroundColor: "#FCF3CF"}),
        style({opacity: 1, transform: 'translateX(-10px)', offset: 0.5, backgroundColor: "#F7DC6F"}),
        style({opacity: 1, transform: 'translateX(-15px)', offset: 0.7, backgroundColor: "#F1C40F"}),
        style({opacity: 0, transform: 'translateX(100%)',  offset: 1.0})
      ]))
    ])
  ])
  ]
})
export class App {
  
  @Input() list = [];
  
  private intv: any;
  public canRun = true;
  public canReset = false;

  reset() {
    this.canReset = false;
    
    this.intv = setInterval(() => {
      if(this.list.length) {
        this.list.shift();  
      } else {
        clearInterval(this.intv);
        this.canRun = true;
      }
    }, 400);
    
  }
  
  start() {
    
    this.canRun = false;
    let li = [
      "One",
      "Two",
      "Three",
      "Four",
      "Five",
      "Six",
      "Seven",
      "Eight"
    ];
    
    this.intv = setInterval(() => {
      if(li.length) {
        this.list.push(li.shift());
      } else {
        clearInterval(this.intv);
        this.canReset = true;
      }
    }, 400);
  }
  
  animationStarted(e, i) {
    console.log(i + ' started');
  }
  
  animationDone(e, i) {
    console.log(i + ' done');
  }
  
}

@NgModule({
  imports: [ BrowserModule ],
  declarations: [ App ],
  bootstrap: [ App ]
})
export class AppModule {}