mirror of https://github.com/octoleo/plantuml.git
81 lines
3.2 KiB
Java
81 lines
3.2 KiB
Java
/*
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* Copyright 2003-2004, Franz-Josef Elmer, All rights reserved
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details
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* (http://www.gnu.org/copyleft/lesser.html).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package jcckit.plot;
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import java.util.Properties;
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import java.util.StringTokenizer;
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import jcckit.graphic.ClippingShape;
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import jcckit.util.ConfigParameters;
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import jcckit.util.PropertiesBasedConfigData;
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/**
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* Factory for {@link SimpleCurve SimpleCurves}.
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*
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* @author Franz-Josef Elmer
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*/
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public class SimpleCurveFactory implements CurveFactory {
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/** Configuration parameter key. */
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public static final String DEFINITIONS_KEY = "definitions";
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private ConfigParameters[] _configs = new ConfigParameters[]
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{new ConfigParameters(new PropertiesBasedConfigData(new Properties()))};
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/**
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* Creates an instance from the specified configuration parameter.
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* <table border=1 cellpadding=5>
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* <tr><th>Key & Default Value</th><th>Type</th><th>Mandatory</th>
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* <th>Description</th></tr>
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* <tr><td><tt>definitions = </tt><i>one empty <tt>ConfigParameters<tt>
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* instance</i></td>
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* <td><tt>String[]</tt></td><td>no</td>
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* <td>Keys of subtrees defining {@link ConfigParameters}
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* used by the {@link SimpleCurve#SimpleCurve constructor} of
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* {@link SimpleCurve}.</td></tr>
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* </table>
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*/
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public SimpleCurveFactory(ConfigParameters config) {
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String value = config.get(DEFINITIONS_KEY, null);
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if (value != null) {
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StringTokenizer tokenizer = new StringTokenizer(value);
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_configs = new ConfigParameters[tokenizer.countTokens()];
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for (int i = 0; i < _configs.length; i++) {
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_configs[i] = config.getNode(tokenizer.nextToken());
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}
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}
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}
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/**
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* Creates an instance of {@link SimpleCurve}.
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* @param curveIndex Index of the curve. Will be used to select the
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* {@link ConfigParameters} object and the line attributes.
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* In addition it will be used to calculate the y-coordinate
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* of the legend symbol.
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* @param numberOfCurves Number of curves. Will be needed to calculate
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* the y-coordinate of the legend symbol.
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* @param clippingShape The clipping shape.
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* @param legend The legend. Will be needed to create the legend symbol.
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*/
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public Curve create(int curveIndex, int numberOfCurves,
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ClippingShape clippingShape, Legend legend) {
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return new SimpleCurve(_configs[curveIndex % _configs.length], curveIndex,
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numberOfCurves, clippingShape, legend);
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}
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}
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