package wsi.ra.chart2d;

/**
 *  Filename: $RCSfile: DPointIcon.java,v $
 *  Purpose:
 *  Language: Java
 *  Compiler: JDK 1.3
 *  Authors:  Fabian Hennecke
 *  Version:
 *  Copyright (c) Dept. Computer Architecture, University of Tuebingen, Germany
 */

import java.awt.Graphics;
/**
 * A simple interface which can be used to paint certain icons at DPoints
 * ( @see chart2d.DPoint.setIcon or chart2d.DPointSet.setIcon ).
 * Different points may be easier recognized in a complex graph.
 * The container does not guarantee that the whole icon is visible in the graph
 * because the icon does not concern the DRectangle of the DElement.
 */

public interface DPointIcon {

  /**
   * this method has to be overridden to paint the icon. The point itself lies
   * at coordinates (0, 0)
   */
  void paint( Graphics g );

  /**
   * the border which is necessary to be paint around the DPoint that the whole
   * icon is visible
   *
   * @return the border
   */
  DBorder getDBorder();
}