code: function _setCanvasFont(canvas, ctx, params) {
  	// Otherwise, use the given font attributes
  	if (!isNaN(Number(params.fontSize))) {
  		// Give font size units if it doesn't have any
  		params.fontSize += 'px';
  	}
  	// Set font using given font properties
  	ctx.font = params.fontStyle + ' ' + params.fontSize + ' ' + params.fontFamily;
  }
docs: /* Text API Calculates font string and set it as the canvas font