PieToolTipGenerator

All Known Implementing Classes:

StandardPieToolTipGenerator
```
public interface PieToolTipGenerator
```
A tool tip generator that is used by the PiePlot class.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.String`	`generateToolTip(PieDataset dataset, java.lang.Comparable key)`	Generates a tool tip text item for the specified item in the dataset.

- Method Detail
  - generateToolTip
```
java.lang.String generateToolTip(PieDataset dataset,
                                 java.lang.Comparable key)
```
    Generates a tool tip text item for the specified item in the dataset. This method can return null to indicate that no tool tip should be displayed for an item.
    
    Parameters:
    
    dataset - the dataset (null not permitted).
    
    key - the section key (null not permitted).
    
    Returns:
    
    The tool tip text (possibly null).