updateEntryByIndex method
Implementation
void updateEntryByIndex(int index, Entry e, int dataSetIndex) {
if (_dataSets.length > dataSetIndex && dataSetIndex >= 0) {
IDataSet set = _dataSets[dataSetIndex];
// add the entry to the dataset
if (!set.updateEntryByIndex(index, e)) return;
calcMinMax2(e, set.getAxisDependency());
}
}