Ticket/InsdepUI/plugin/cropper-2.3.4/src/js/init.js

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  Cropper.prototype = {
    constructor: Cropper,

    init: function () {
      var $this = this.$element;
      var url;

      if ($this.is('img')) {
        this.isImg = true;

        // Should use `$.fn.attr` here. e.g.: "img/picture.jpg"
        this.originalUrl = url = $this.attr('src');

        // Stop when it's a blank image
        if (!url) {
          return;
        }

        // Should use `$.fn.prop` here. e.g.: "http://example.com/img/picture.jpg"
        url = $this.prop('src');
      } else if ($this.is('canvas') && SUPPORT_CANVAS) {
        url = $this[0].toDataURL();
      }

      this.load(url);
    },

    // A shortcut for triggering custom events
    trigger: function (type, data) {
      var e = $.Event(type, data);

      this.$element.trigger(e);

      return e;
    },

    load: function (url) {
      var options = this.options;
      var $this = this.$element;
      var read;
      var xhr;

      if (!url) {
        return;
      }

      // Trigger build event first
      $this.one(EVENT_BUILD, options.build);

      if (this.trigger(EVENT_BUILD).isDefaultPrevented()) {
        return;
      }

      this.url = url;
      this.image = {};

      if (!options.checkOrientation || !ArrayBuffer) {
        return this.clone();
      }