First of all in orther to create a SAP BI MOBILE report you have to create a WebIntelligence report containing the features and charts you need to show on IPAD.
In this following case you can navigate trough the pie chart either with the selector on the pie or clicking on the arrows to the left or to the right of % value label.
Inserting a Tabel a summary values block and relative trend chart in IPAD Report
In following image you can see how a column chart appears on Ipad
SAP BI MOBILE for IPAD
Using OpenDoc in SAP BI MOBILE for IPAD - IPHONE
Web Intelligence Layout for BI Mobile documents
SAP BI MOBILE for Android
SAP Dashboards for IPAD