org.jfree.chart.tooltips
Interface PieToolTipGenerator

All Superinterfaces:

ToolTipGenerator

All Known Implementing Classes:

StandardPieToolTipGenerator

public interface PieToolTipGenerator

extends ToolTipGenerator

Interface for a tooltip generator for plots that use data from a PieDataset.

Author:

David Gilbert

Method Summary

java.lang.String

generateToolTip(PieDataset data, java.lang.Comparable key, int pieIndex) Generates a tool tip text item for a particular category in the dataset.

Method Detail

generateToolTip

public java.lang.String generateToolTip(PieDataset data,
                                        java.lang.Comparable key,
                                        int pieIndex)

Generates a tool tip text item for a particular category in the dataset.

Parameters:

data - the dataset.

key - the item key.

pieIndex - the pie index (differentiates between pies in a 'multi' pie chart).

Returns:

The tool tip text.