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The Waikato Environment for Knowledge Analysis (WEKA), a machine learning workbench. This version represents the developer version, the "bleeding edge" of development, you could say. New functionality gets added to this version.

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/*
 *   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 .
 */

/*
 *    PrintableComponent.java
 *    Copyright (C) 2005-2012 University of Waikato, Hamilton, New Zealand
 *
 */

package weka.gui.visualize;

import java.util.Hashtable;

/**
 * This interface is for all JComponent classes that provide the ability to
 * print itself to a file.
 * 
 * @see PrintableComponent
 * @see PrintablePanel
 * @author FracPete (fracpete at waikato dot ac dot nz)
 * @version $Revision: 10222 $
 */
public interface PrintableHandler {
  /**
   * returns a Hashtable with the current available JComponentWriters in the
   * save dialog. the key of the Hashtable is the description of the writer.
   * 
   * @return all currently available JComponentWriters
   * @see JComponentWriter#getDescription()
   */
  public Hashtable getWriters();

  /**
   * returns the JComponentWriter associated with the given name, is
   * null if not found
   * 
   * @return the writer associated with the given name
   * @see JComponentWriter#getDescription()
   */
  public JComponentWriter getWriter(String name);

  /**
   * sets the title for the save dialog
   */
  public void setSaveDialogTitle(String title);

  /**
   * returns the title for the save dialog
   */
  public String getSaveDialogTitle();

  /**
   * sets the scale factor
   * 
   * @param x the scale factor for the x-axis
   * @param y the scale factor for the y-axis
   */
  public void setScale(double x, double y);

  /**
   * returns the scale factor for the x-axis
   */
  public double getXScale();

  /**
   * returns the scale factor for the y-axis
   */
  public double getYScale();

  /**
   * displays a save dialog for saving the component to a file.
   */
  public void saveComponent();
}