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package org.netbeans.lib.profiler.ui.charts;

import java.awt.Color;

 * @author Jiri Sedlacek
00053 public interface PieChartModel {
    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public Color getItemColor(int index); // color of item

    public int getItemCount(); // number of displayed (processed) items

    public String getItemName(int index); // name of item

    public double getItemValue(int index); // value of item

    public double getItemValueRel(int index); // relative item value (<0, 1>, E(items) = 1)

    public boolean isSelectable(int index); // is the given item ready to be selected?

     * Adds new ChartModel listener.
     * @param listener ChartModel listener to add
    public void addChartModelListener(ChartModelListener listener);

    public boolean hasData(); // does the model contain some non-zero item?

     * Removes ChartModel listener.
     * @param listener ChartModel listener to remove
    public void removeChartModelListener(ChartModelListener listener);

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