org.pepstock.charba.client.datalabels.callbacks

Interface FormatterCallback

All Known Implementing Classes:

PercentageCallback

public interface FormatterCallback

Callback interface of DataLabelsPlugin.ID plugin to set formatter property at runtime, using the chart instance and the plugin context.
Labels can be displayed on multiple lines by using the newline character \n between each line or by providing an array of strings where each item represents a new line.

Author:

Andrea "Stock" Stocchero

Method Summary

Modifier and Type	Method and Description
String	invoke(IsChart chart, DataItem dataItem, ScriptableContext context) Returns the formatter property at runtime, using the chart instance and the plugin context.

Method Detail

invoke

String invoke(IsChart chart,
              DataItem dataItem,
              ScriptableContext context)

Returns the formatter property at runtime, using the chart instance and the plugin context.

Parameters:

chart - chart instance

dataItem - value container to be formatted, Can be a simple double, String or a FloatingData.

context - DataLabelsPlugin.ID plugin context instance

Returns:

the label value to be showed