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Java > Open Source Codes > org > enhydra > shark > corbaclient > workflowadmin > actions > ZoomOut


1 package org.enhydra.shark.corbaclient.workflowadmin.actions;
2
3 import java.awt.event.*;
4 import java.awt.Dimension JavaDoc;
5
6 import org.enhydra.shark.corbaclient.*;
7 import org.enhydra.shark.corbaclient.workflowadmin.*;
8
9 /**
10 * Zoom out (for 15%)
11 */
12 public class ZoomOut extends ActionBase {
13
14    public ZoomOut (ProcessViewer pv) {
15       super(pv);
16    }
17
18    public void actionPerformed(ActionEvent e) {
19       ProcessViewer pv=(ProcessViewer)actionPanel;
20       try {
21          pv.setScale(pv.getCurrentGraph().getScale()/1.15);
22          pv.getCurrentGraph();
23          pv.setScale(pv.getCurrentGraph().getScale()/1.15);
24          Dimension JavaDoc prefSize=pv.getCurrentGraph().getSize();
25          prefSize.width=(int)(prefSize.width/1.15);
26          prefSize.height=(int)(prefSize.height/1.15);
27          pv.getCurrentGraph().setPreferredSize(prefSize);
28          // With JGraph3.4.1 this causes problems
29 /*if (pv.getCurrentGraph().getSelectionCell() != null) {
30             pv.getCurrentGraph().scrollCellToVisible(pv.getCurrentGraph().getSelectionCell());
31           }*/
32       } catch (Exception JavaDoc ex){}
33    }
34
35 }
36
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