(function() {
  var bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; },
    extend = function(child, parent) { for (var key in parent) { if (hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; },
    hasProp = {}.hasOwnProperty;

  Backbone.Poised.LinkedNumberControl = (function(superClass) {
    extend(LinkedNumberControl, superClass);

    function LinkedNumberControl() {
      this.render = bind(this.render, this);
      this.initialize = bind(this.initialize, this);
      return LinkedNumberControl.__super__.constructor.apply(this, arguments);
    }

    LinkedNumberControl.prototype.initialize = function(options) {
      var ref, ref1;
      if (options == null) {
        options = {};
      }
      LinkedNumberControl.__super__.initialize.apply(this, arguments);
      this.options = _.chain(options).pick('clearOnFocus', 'stepSize', 'precision', 'range', 'attribute', 'unit', 'minValue', 'maxValue').defaults({
        clearOnFocus: true,
        type: 'number',
        minValue: _.firstDefined(options.minValue, (ref = options.range) != null ? ref[0] : void 0),
        maxValue: _.firstDefined(options.maxValue, (ref1 = options.range) != null ? ref1[1] : void 0),
        parentView: this
      }).value();
      if ((this.options.stepSize != null) && (this.options.precision == null)) {
        return this.options.precision = _.find([0, 1, 2, 3], (function(_this) {
          return function(i) {
            return _this.options.stepSize * Math.pow(10, i) >= 1;
          };
        })(this));
      }
    };

    LinkedNumberControl.prototype.render = function() {
      LinkedNumberControl.__super__.render.apply(this, arguments);
      this.subviews.spinner1 = new Backbone.Poised.Textfield(_.defaults({
        model: this.model1
      }, this.options));
      this.$control1.append(this.subviews.spinner1.render().el);
      this.subviews.spinner2 = new Backbone.Poised.Textfield(_.defaults({
        model: this.model2
      }, this.options));
      this.$control2.append(this.subviews.spinner2.render().el);
      return this;
    };

    return LinkedNumberControl;

  })(Backbone.Poised.LinkedControl);

}).call(this);