# Coverage details for edu.uci.ics.jung.visualization.control.SatelliteScalingGraphMousePlugin

Line | Hits | Source
--- | --- | ---
1 |  | `/*`
2 |  | `* Copyright (c) 2005, the JUNG Project and the Regents of the University of`
3 |  | `* California All rights reserved.`
4 |  | `*`
5 |  | `* This software is open-source under the BSD license; see either "license.txt"`
6 |  | `* or http://jung.sourceforge.net/license.txt for a description.`
7 |  | `*`
8 |  | `* Created on Aug 15, 2005`
9 |  | `*/`
10 |  | ``
11 |  | `package edu.uci.ics.jung.visualization.control;`
12 |  | ``
13 |  | `import java.awt.event.MouseWheelEvent;`
14 |  | `import java.awt.geom.Point2D;`
15 |  | ``
16 |  | `import edu.uci.ics.jung.visualization.VisualizationViewer;`
17 |  | `import edu.uci.ics.jung.visualization.transform.MutableTransformer;`
18 |  | ``
19 |  | `/**`
20 |  | `* Overrides ScalingGraphMousePlugin so that mouse events in the`
21 |  | `* satellite view will cause scaling in the main view`
22 |  | `*`
23 |  | `* @see ScalingGraphMousePlugin`
24 |  | `* @author Tom Nelson - RABA Technologies`
25 |  | `*`
26 |  | `*/`
27 |  | `public class SatelliteScalingGraphMousePlugin extends ScalingGraphMousePlugin {`
28 |  | ``
29 |  | `public SatelliteScalingGraphMousePlugin(ScalingControl scaler, int modifiers) {`
30 | 0 | `super(scaler, modifiers);`
31 | 0 | `}`
32 |  | ``
33 |  | `public SatelliteScalingGraphMousePlugin(ScalingControl scaler, int modifiers, float in, float out) {`
34 | 0 | `super(scaler, modifiers, in, out);`
35 | 0 | `}`
36 |  | ``
37 |  | `/**`
38 |  | `* zoom the master view display in or out, depending on the direction of the`
39 |  | `* mouse wheel motion.`
40 |  | `*/`
41 |  | `public void mouseWheelMoved(MouseWheelEvent e) {`
42 | 0 | `boolean accepted = checkModifiers(e);`
43 | 0 | `if(accepted == true) {`
44 | 0 | `VisualizationViewer vv = (VisualizationViewer)e.getSource();`
45 |  | ``
46 | 0 | `if(vv instanceof SatelliteVisualizationViewer) {`
47 | 0 | `VisualizationViewer vvMaster =`
48 |  | `((SatelliteVisualizationViewer)vv).getMaster();`
49 |  | ``
50 | 0 | `int amount = e.getWheelRotation();`
51 |  | ``
52 | 0 | `if(amount > 0) {`
53 | 0 | `scaler.scale(vvMaster, in, vvMaster.getCenter());`
54 |  | ``
55 | 0 | `} else if(amount < 0) {`
56 | 0 | `scaler.scale(vvMaster, out, vvMaster.getCenter());`
57 |  | `}`
58 | 0 | `e.consume();`
59 | 0 | `vv.repaint();`
60 |  | `}`
61 |  | `}`
62 | 0 | `}`
63 |  | ``
64 |  | ``
65 |  | `}`

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