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PlantUML is a component that allows to quickly write : * sequence diagram, * use case diagram, * class diagram, * activity diagram, * component diagram, * state diagram * object diagram

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/*
 * Copyright 2003-2004, Franz-Josef Elmer, All rights reserved
 *
 * This library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details
 * (http://www.gnu.org/copyleft/lesser.html).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcckit.data;

import jcckit.util.ConfigParameters;

/**
 *  A curve is a {@link DataContainer} of {@link DataPoint DataPoints}.
 *
 *  @author Franz-Josef Elmer
 */
public class DataCurve extends DataContainer implements DataElement {
  /** Config parameter key. */
  public static final String X_KEY = "x",
                             Y_KEY = "y",
                             TITLE_KEY = "title";

  private final String _title;
  private DataContainer _container;

  /** Creates an empty instance with the specified title. */
  public DataCurve(String title) {
    _title = title;
  }

  /**
   * Creates an instance from the specified config parameters.
   * 
   * 
   *     
   * 
   *     
   *     
   * 
   *     
   * 
   *     
   * 
Key & Default ValueTypeMandatoryDescription
title = empty stringStringnoCurve title.
xdouble[]yesx-coordinates of the curve points.
ydouble[]yesy-coordinates of the curve points.
*/ public DataCurve(ConfigParameters config) { this(config.get(TITLE_KEY, "")); double[] xPoints = config.getDoubleArray(X_KEY); double[] yPoints = config.getDoubleArray(Y_KEY); int n = Math.min(xPoints.length, yPoints.length); for (int i = 0; i < n; i++) { addElement(new DataPoint(xPoints[i], yPoints[i])); } } /** * Returns the {@link DataPlot} containing this curve. */ public DataContainer getContainer() { return _container; } /** * Sets the {@link DataPlot} where this is a curve of. */ public void setContainer(DataContainer container) { _container = container; } /** Returns the title of this curve. */ public String getTitle() { return _title; } /** * Returns true if element is an instance of * {@link DataPoint}. */ protected boolean isValid(DataElement element) { return element instanceof DataPoint; } }




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