 			instance.hasPartialItemAfter = true
 			instance.sizeOfPartialItemAfter = sizeAfter
 		}
-		
-		instance.minimumValue = minimumValue
-		instance.maximumValue = maximumValue
 		
 		return instance
 	}

	var minimumValue: Double = 0.0
	var maximumValue: Double = 100.0

	var hasPartialItemBefore = false
	var sizeOfPartialItemBefore: Double = 0.0
	

	var lengthOfAllFullItems: Double {
		return Double(numberOfFullItems) * lengthOfFullItem
	}
	var lengthOfOnePartialItem: Double {
		return ceil(lengthOfFullItem * sizeOfOnePartialItem)
	}
	var lengthOfPartialItemBefore: Double {
		return ceil(lengthOfFullItem * sizeOfPartialItemBefore)
	}
