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Java > Open Source Codes > de > laures > cewolf > taglib > tags > PlotTag


1 /* ================================================================
2  * Cewolf : Chart enabling Web Objects Framework
3  * ================================================================
4  *
5  * Project Info: http://cewolf.sourceforge.net
6  * Project Lead: Guido Laures (guido@laures.de);
7  *
8  * (C) Copyright 2002, by Guido Laures, and contributers
9  *
10  * This library is free software; you can redistribute it and/or modify it under the terms
11  * of the GNU Lesser General Public License as published by the Free Software Foundation;
12  * either version 2.1 of
13  * the License, or (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
16  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
17  * See the GNU Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public License along with this
20  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
21  * Boston, MA 02111-1307, USA.
22  */

23
24 package de.laures.cewolf.taglib.tags;
25
26 import java.util.Map JavaDoc;
27
28 import javax.servlet.jsp.JspException JavaDoc;
29
30 import de.laures.cewolf.DatasetProducer;
31 import de.laures.cewolf.taglib.DataAware;
32 import de.laures.cewolf.taglib.PlotContainer;
33 import de.laures.cewolf.taglib.PlotDefinition;
34 import de.laures.cewolf.taglib.TaglibConstants;
35
36 /**
37  * Tag <sub-plot> which defines a plot to overlay
38  * @author Chris McCann
39  */

40 public class PlotTag extends CewolfTag implements TaglibConstants, DataAware {
41
42     private PlotDefinition plotDefinition = new PlotDefinition();
43
44     public int doStartTag() throws JspException JavaDoc {
45         return EVAL_BODY_INCLUDE;
46     }
47     
48     public int doEndTag() throws JspException JavaDoc {
49         PlotContainer pc = (PlotContainer)findAncestorWithClass(this, PlotContainer.class);
50         if (pc == null) {
51             throw new JspException JavaDoc("<plot> must be nested in a PlotContainer tag like <overlaid-chart>");
52         }
53         pc.addPlot(plotDefinition);
54         return doAfterEndTag(EVAL_PAGE);
55     }
56
57     public void reset() {
58         plotDefinition = new PlotDefinition();
59     }
60
61     /**
62      * Setter for property type.
63      * @param type New value of property type.
64      */

65     public void setType(String JavaDoc type) {
66         plotDefinition.setType(type);
67     }
68
69     public void setDataProductionConfig(DatasetProducer dsp, Map JavaDoc params, boolean useCache) {
70         plotDefinition.setDataProductionConfig(dsp, params, useCache);
71     }
72     
73     /**
74      * Setter for property xAxisLabel. [tb]
75      * @param xAxisLabel New value of property xAxisLabel.
76      */

77     public void setXaxislabel(String JavaDoc xAxisLabel) {
78         plotDefinition.setXaxislabel(xAxisLabel);
79     }
80
81     /**
82      * Setter for property yAxisLabel. [tb]
83      * @param yAxisLabel New value of property xAxisLabel.
84      */

85     public void setYaxislabel(String JavaDoc yAxisLabel) {
86         plotDefinition.setYaxislabel(yAxisLabel);
87     }
88
89
90 }
91
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