text: function module(i,t,e){"use strict";var s=i("../core/utils"),n=i("../../core/utils/type").isDefined,a=s.raiseTo,r=s.getLog;e.exports={_fromValue:function(i){return null!==i?r(i,this._canvasOptions.base):i},_toValue:function(i){return null!==i?a(i,this._canvasOptions.base):i},getMinBarSize:function(i){var t=this.getCanvasVisibleArea(),e=this.from(t.min+i),s=this._canvasOptions;return Math.pow(s.base,s.rangeMinVisible+this._fromValue(this.from(t.min))-this._fromValue(n(e)?e:this.from(t.max)))},checkMinBarSize:function(i,t,e){var s,a,r=this._canvasOptions,o=e-i,u=this.constructor.prototype.checkMinBarSize;return n(t)&&o>0?(s=u(this._fromValue(e/o),this._fromValue(t)-r.rangeMinVisible),a=Math.pow(r.base,this._fromValue(o)+s)-o):a=u(i,t),a}}}
  
  