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unidragger

Unidragger

Base draggable class

Used in Flickity and Draggabilly.

Unidragger handles all the event binding and handling to support a draggable library.

Features

  • Touch device support: iOS, Android, Microsoft Surface
  • Handles click events in input elements

Install

Bower: bower install unidragger --save

npm: npm install unidragger --save

Demo code

// your draggable class 
function Dragger( elem ) {
  this.element = elem;
}
 
// use Unidragger as a mixin 
extend( Dragger.prototype, Unidragger.prototype );
 
Dragger.prototype.create = function() {
  // set drag handles 
  this.handles = [ this.element ];
  this.bindHandles();
};
 
Dragger.prototype.dragStart = function( event, pointer ) {
  console.log('drag start');
};
 
Dragger.prototype.dragMove = function( event, pointer, moveVector ) {
  var dragX = this.dragStartPoint.x + moveVector.x;
  var dragY = this.dragStartPoint.y + moveVector.y;
  this.element.style.left = dragX + 'px';
  this.element.style.top = dragY + 'px';
};
 
Dragger.prototype.dragEnd = function( event, pointer ) {
  console.log('drag end');
};

MIT license

By Metafizzy