Syncing axis zooms across multiple charts

Type tutorial

This demo shows how we can sync zoom of an X-axes across multiple charts. Code The function that performs syncing: Using events to monitor changes to start and end settings on each axis: Demo

Additional axis tooltip to display totals

Type tutorial

This demo shows how we can add an additional date axis on top of the chart to show a tooltip with sum of values of all series. The tooltip uses an adapter to dynamically calculate its content.