TriAxisLayoutRenderer


1   /*
2    * EJTools, the Enterprise Java Tools
3    *
4    * Distributable under LGPL license.
5    * See terms of license at www.gnu.org.
6    */
7   package org.ejtools.graph.renderer;
8   
9   import java.awt.GridBagConstraints  ;
10  import java.text.DecimalFormat  ;
11  import java.text.SimpleDateFormat  ;
12  
13  import javax.swing.JComponent  ;
14  
15  import org.ejtools.graph.Axis;
16  import org.ejtools.graph.GraphElement;
17  import org.ejtools.graph.GraphRenderer;
18  import org.ejtools.graph.LabelElement;
19  
20  /**
21   * @author    Laurent Etiemble
22   * @version   $Revision: 1.8 $
23   * @todo      Javadoc to complete
24   */
25  public class TriAxisLayoutRenderer extends GridBagLayoutRenderer
26  {
27     /** Constructor for TriAxisGraph. */
28     public TriAxisLayoutRenderer()
29     {
30        super();
31  
32        GridBagConstraints   constraints = new GridBagConstraints  ();
33  
34        GraphRenderer rd = new GridGraphRenderer(new SimpleDateFormat  ("HH:mm:ss"), new DecimalFormat  ("0"));
35        constraints.gridx = 1;
36        constraints.gridy = 1;
37        constraints.fill = GridBagConstraints.BOTH;
38        constraints.weightx = 1.0;
39        constraints.weighty = 1.0;
40        this.addRenderer(rd, constraints);
41  
42        Axis axis = new HorizontalAxis(new SimpleDateFormat  ("HH:mm:ss"), Axis.BOTTOM);
43        constraints.gridx = 1;
44        constraints.gridy = 2;
45        constraints.fill = GridBagConstraints.HORIZONTAL;
46        constraints.weightx = 0.0;
47        constraints.weighty = 0.0;
48        this.addRenderer(axis, constraints);
49  
50        axis = new VerticalAxis(new DecimalFormat  ("0"), Axis.LEFT);
51        constraints.gridx = 0;
52        constraints.gridy = 1;
53        constraints.fill = GridBagConstraints.VERTICAL;
54        constraints.weightx = 0.0;
55        constraints.weighty = 0.0;
56        this.addRenderer(axis, constraints);
57  
58        axis = new VerticalAxis(new DecimalFormat  ("0"), Axis.RIGHT);
59        constraints.gridx = 2;
60        constraints.gridy = 1;
61        constraints.fill = GridBagConstraints.VERTICAL;
62        constraints.weightx = 0.0;
63        constraints.weighty = 0.0;
64        this.addRenderer(axis, constraints);
65     }
66  
67  
68     /**
69      * @param element  The new graphElement value
70      */
71     public void setGraphElement(GraphElement element)
72     {
73        super.setGraphElement(element);
74  
75        if (element instanceof LabelElement)
76        {
77           JComponent   component = ((LabelElement) this.element).getComponent();
78  
79           GridBagConstraints   constraints = new GridBagConstraints  ();
80           constraints.gridx = 0;
81           constraints.gridy = 0;
82           constraints.gridwidth = 3;
83           constraints.fill = GridBagConstraints.HORIZONTAL;
84           constraints.weightx = 0.0;
85           constraints.weighty = 0.0;
86           this.add(component, constraints);
87        }
88     }
89  }
90
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