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package de.lmu.ifi.dbs.elki.visualization.visualizers;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2013
Ludwig-Maximilians-Universität München
Lehr- und Forschungseinheit für Datenbanksysteme
ELKI Development Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero 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 Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import java.util.List;
import de.lmu.ifi.dbs.elki.result.ResultUtil;
import de.lmu.ifi.dbs.elki.visualization.VisualizationTask;
import de.lmu.ifi.dbs.elki.visualization.VisualizerContext;
/**
* Visualizer utilities.
*
* @author Erich Schubert
*
* @apiviz.uses VisualizationTask - - inspects
*/
public final class VisualizerUtil {
/**
* Fake constructor: do not instantiate.
*/
private VisualizerUtil() {
// Do not instantiate.
}
/**
* Utility function to change Visualizer visibility.
*
* @param context Visualization context
* @param task Visualization task
* @param visibility Visibility value
*/
public static void setVisible(VisualizerContext context, VisualizationTask task, boolean visibility) {
// Hide other tools
if (visibility && task.tool) {
final List<VisualizationTask> visualizers = ResultUtil.filterResults(context.getResult(), VisualizationTask.class);
for (VisualizationTask other : visualizers) {
if (other != task && other.tool && other.visible) {
other.visible = false;
context.getHierarchy().resultChanged(other);
}
}
}
task.visible = visibility;
context.getHierarchy().resultChanged(task);
};
}
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