Animation.playground

//: Playground - noun: a place where people can play

import UIKit
import Charts
import PlaygroundSupport

func createChartData() -> BarChartData {
    
    var entries = [BarChartDataEntry(x: 1, y: 1000000), BarChartDataEntry(x: 2, y: 1000100)]
    
    //    Uncomment this and the animation will work:
    //    entries = [BarChartDataEntry(x: 1, y: 1000000), BarChartDataEntry(x: 2, y: 10)]
    
    let set = BarChartDataSet(values: entries, label: nil)
    set.colors = [UIColor.red, UIColor.blue]
    
    let data = BarChartData(dataSet: set)
    
    return data
}

let view = UIView(frame: CGRect(x: 0, y: 0, width: 300, height: 500))
view.backgroundColor = UIColor.white
let barChartView = BarChartView(frame: CGRect(x: 0, y: 0, width: 300, height: 500))

barChartView.data = createChartData()

barChartView.animate(xAxisDuration: 1.5, yAxisDuration: 1.5)

view.addSubview(barChartView)

PlaygroundPage.current.liveView = view