/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.pivot.charts;
import org.apache.pivot.collections.Sequence;
/**
* Chart view category listener interface.
*/
public interface ChartViewCategoryListener {
/**
* Fired when a category is inserted into a chart view.
*
* @param chartView
* @param index
*/
public void categoryInserted(ChartView chartView, int index);
/**
* Fired when a category is removed from a chart view.
*
* @param chartView
* @param index
* @param categories
*/
public void categoriesRemoved(ChartView chartView, int index, Sequence<ChartView.Category> categories);
/**
* Fired when a chart view's category key changes.
*
* @param chartView
* @param index
* @param previousKey
*/
public void categoryKeyChanged(ChartView chartView, int index, String previousKey);
/**
* Fired when a chart view's category label changes.
*
* @param chartView
* @param index
* @param previousLabel
*/
public void categoryLabelChanged(ChartView chartView, int index, String previousLabel);
}
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