var TeraChart = function(targetDom, dataset) {

	this.targetDom = targetDom;
	this.dataset = dataset; // initial data

	this.outerWidth = 930;
	this.outerHeight = 340;
  this.margin = { left: 60, top: 30, right: 0, bottom: 40 };
  this.padding = 40;
  this.innerWidth = this.outerWidth - this.margin.left - this.margin.right;
  this.innerHeight = this.outerHeight - this.margin.top - this.margin.bottom;
  this.dur = 300;
  this.durClip = 1000;
  this.r1 = 4;
  this.r2 = this.r1 + 3;
  this.barWidth = 55;
	this._init();
};

TeraChart.prototype._init = function() {
	var self = this;

	self._setInitialDomELements();
	self._setRange();
	self._setInitialELements();
	self.render(self.dataset);
};

TeraChart.prototype.render = function(_data) {
	var self = this;

	self.data = _data;
	self.stackData = self._prepStackData(_data);
	
	if (self.svg) {
		self.svg.remove();
	};
	self._setInitialDomELements();
	self._setDomain();
	self._drawAll();
};