New Twiddle

components.my-component.js

import Ember from 'ember';
import hbs from 'htmlbars-inline-precompile';

export default Ember.Component.extend({
  layout: hbs`<div draggable=true>COMPONENT</div>`,
  
  touchStart(event) {
    console.log('touch start', event);
    let changedTouch = event.originalEvent.changedTouches[0]
    
    this.set('_originTouchX', changedTouch.pageX)
    this.set('_originTouchY', changedTouch.pageY)
  },
  
  touchMove(event) {
    console.log('touch move', event);
    event.stopPropagation()
    event.preventDefault()
    
    let changedTouch = event.originalEvent.changedTouches[0]
    let x = changedTouch.pageX - this.get('_originTouchX')
    let y = changedTouch.pageY - this.get('_originTouchY')
    
    this.$().css({
      transform: `translate(`+x+`px, `+y+`px)`
    })
  },
  
  
  touchEnd(event) {
    console.log('touch end', event);
    
    let changedTouch = event.originalEvent.changedTouches[0]
    let x = this.get('_originTouchX')
    let y = this.get('_originTouchY')
    
    this.$().css({
      transform: `translate(0px, 0px)`
    })
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{my-component}}
<br>
<br>

twiddle.json

{
  "version": "0.11.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.11.0",
    "ember-data": "2.11.0",
    "ember-template-compiler": "2.11.0",
    "ember-testing": "2.11.0"
  },
  "addons": {}
}