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Orson Charts is a 3D chart library for the Java platform.
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/* ===========================================================
* Orson Charts : a 3D chart library for the Java(tm) platform
* ===========================================================
*
* (C)opyright 2013-2016, by Object Refinery Limited. All rights reserved.
*
* http://www.object-refinery.com/orsoncharts/index.html
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* If you do not wish to be bound by the terms of the GPL, an alternative
* commercial license can be purchased. For details, please see visit the
* Orson Charts home page:
*
* http://www.object-refinery.com/orsoncharts/index.html
*
*/
package com.orsoncharts.interaction;
import com.orsoncharts.data.KeyedValues3D;
import com.orsoncharts.data.KeyedValues3DItemKey;
/**
* An object representing a select of selected items for a {@link KeyedValues3D}
* dataset.
*
* @since 1.3
*/
public interface KeyedValues3DItemSelection {
/**
* Returns {@code true} if the specified key exists in the selection,
* and {@code false} otherwise.
*
* @param itemKey the item key ({@code null} not permitted).
*
* @return A boolean.
*/
boolean isSelected(KeyedValues3DItemKey itemKey);
}