org.zkoss.zul
Interface ChartModel

All Known Subinterfaces:

CategoryModel, HiLoModel, PieModel, XYModel

All Known Implementing Classes:

AbstractChartModel, SimpleCategoryModel, SimpleHiLoModel, SimplePieModel, SimpleXYModel

public interface ChartModel

Chart Model is used to hold the data model for the chart.

• PieModel: one series of data objects. Each data object contains the category name and numeric value of a pie.
• CategoryModel: n series of data objects. Each data object contains the category name and associated numeric value .
• XYModel: n series of data objects. Each data object contains an (x,y) pair.

This interface defines the data model for components like Chart use to get the value of data.

Author:

henrichen

See Also:

Chart, PieModel, CategoryModel, XYModel, ChartAreaListener

Method Summary

void	addChartDataListener(ChartDataListener l) Adds a listener to the chart that's notified each time a change to the data model occurs.
void	removeChartDataListener(ChartDataListener l) Removes a listener from the chart that's notified each time a change to the data model occurs.

Method Detail

addChartDataListener

void addChartDataListener(ChartDataListener l)

Adds a listener to the chart that's notified each time a change to the data model occurs.

removeChartDataListener

void removeChartDataListener(ChartDataListener l)

Removes a listener from the chart that's notified each time a change to the data model occurs.