/*
* Copyright (C) 2010 Brockmann Consult GmbH (info@brockmann-consult.de)
*
* 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 http://www.gnu.org/licenses/
*/
package org.esa.snap.ui.diagram;
import org.esa.snap.core.util.Guardian;
public abstract class AbstractDiagramGraph implements DiagramGraph {
private Diagram diagram;
private DiagramGraphStyle style;
protected AbstractDiagramGraph() {
style = new DefaultDiagramGraphStyle();
}
public Diagram getDiagram() {
return diagram;
}
public void setDiagram(Diagram diagram) {
this.diagram = diagram;
}
public void setStyle(DiagramGraphStyle style) {
Guardian.assertNotNull("style", style);
this.style = style;
invalidate();
}
public DiagramGraphStyle getStyle() {
return style;
}
protected void invalidate() {
if (diagram != null) {
diagram.invalidate();
}
}
public void dispose() {
diagram = null;
style = null;
}
}