Presently the trackball is displayed after a hold gesture. It will be a good addition to the features of the chart if the trackball can get displayed after a single tap.
The VisibleRange property can hold the actual visible minimum and maximum of the axis while the chart is being zoomed and panned.
DateTimeContinuousAxis does not display afternoon times correctly. They appear as 'AM'
After setting properties like FillColor, LineColor, LineThickess, etc. they are overridden by the Chart default palette. Available in minor release 2017.2.0602. It will also be available in the R2 2017 SP release.
Put several Pie charts in a StackPanel and set the WidthRequest and HeightRequest to let's say 60. You will notice that the circular pie itlsef appears much smaller than the expected 60. In Android and Windows Phone it appears as expected.
The issue is present in a quite specific setup where а CartesianChartGrid is placed within the first column of the following Grid element: <Grid BackgroundColor="Red"> <Grid.ColumnDefinitions> <ColumnDefinition Width="15*" /> <ColumnDefinition Width="10*" /> </Grid.ColumnDefinitions> If you change the proportions to "150*" and "101*" the issue is not present anymore.
With the current release the chart does not update its series (and axis) when the BindingContext is set on a button click. Available in minor release 2017.3.927. It will also be available in the R3 2017 SP release.
Series labels are not displayed for horizontal BarSeries in UWP.
LineSeries.StrokeThickness is not applied in iOS when Palette is set
Chart: The first label disappears when dragging over the chart on iOS
A possible workaround is to manually set the MajorStepUnit and the MajorStep properties according to your setup. Edit: Avalable in R3 2017 SP release.
Request for ranged series types. Here's an example of such a series type from UI for WPF http://docs.telerik.com/devtools/wpf/controls/radchartview/series/cartesianchart-series/bar-series/rangebarseries
DateTimeContinuousAxis labels are off by one hour when device is in DST zone (Android). Available in the R3 2017 release.