# Coverage details for edu.uci.ics.jung.visualization.RadiusPickSupport

Line | Hits | Source
--- | --- | ---
1 |  | `/*`
2 |  | `* Copyright (c) 2003, the JUNG Project and the Regents of the University`
3 |  | `* of California`
4 |  | `* All rights reserved.`
5 |  | `*`
6 |  | `* This software is open-source under the BSD license; see either`
7 |  | `* "license.txt" or`
8 |  | `* http://jung.sourceforge.net/license.txt for a description.`
9 |  | `*/`
10 |  | `/*`
11 |  | `* Created on Mar 19, 2005`
12 |  | `*`
13 |  | `*/`
14 |  | `package edu.uci.ics.jung.visualization;`
15 |  | ``
16 |  | `import edu.uci.ics.jung.graph.Edge;`
17 |  | `import edu.uci.ics.jung.graph.Vertex;`
18 |  | ``
19 |  | ``
20 |  | `/**`
21 |  | `* Simple implementation of PickSupport that returns the vertex or edge`
22 |  | `* that is closest to the specified location. This implementation`
23 |  | `* provides the same picking options that were available in`
24 |  | `* previous versions of AbstractLayout.`
25 |  | `*`
26 |  | `* @author Tom Nelson`
27 |  | `* @author Joshua O'Madadhain`
28 |  | `*/`
29 |  | `public class RadiusPickSupport extends RadiusGraphElementAccessor implements PickSupport {`
30 |  | ``
31 |  | `protected HasGraphLayout hasGraphLayout;`
32 |  | ``
33 |  | `public RadiusPickSupport(HasGraphLayout hasGraphLayout, double maxDistance) {`
34 | 0 | `this(maxDistance);`
35 | 0 | `this.hasGraphLayout = hasGraphLayout;`
36 | 0 | `}`
37 |  | ``
38 |  | `public RadiusPickSupport() {`
39 | 0 | `this(Math.sqrt(Double.MAX_VALUE - 1000));`
40 | 0 | `}`
41 |  | ``
42 |  | `/**`
43 |  | `* the layout will always be provided by the VisualizationViewer`
44 |  | `* this is supporting picking for`
45 |  | `* @param maxDistance`
46 |  | `*/`
47 |  | `public RadiusPickSupport(double maxDistance) {`
48 | 0 | `super(null, maxDistance);`
49 | 0 | `}`
50 |  | ``
51 |  | `/**`
52 |  | `* called by VisualizationViewer when this PickSupport impl is`
53 |  | `* added to VisualizationViewer. This allows the PickSupport to`
54 |  | `* always get the current Layout from the VisualizationViewer it`
55 |  | `* supports picking on.`
56 |  | `*/`
57 |  | `public void setHasGraphLayout(HasGraphLayout hasGraphLayout) {`
58 | 0 | `this.hasGraphLayout = hasGraphLayout;`
59 | 0 | `}`
60 |  | ``
61 |  | `/**`
62 |  | `* Gets the vertex nearest to the location of the (x,y) location selected,`
63 |  | `* within a distance of <tt>maxDistance</tt>. Iterates through all`
64 |  | `* visible vertices and checks their distance from the click. Override this`
65 |  | `* method to provde a more efficient implementation.`
66 |  | `*/`
67 |  | `public Vertex getVertex(double x, double y) {`
68 | 0 | `return getVertex(x, y, this.maxDistance);`
69 |  | `}`
70 |  | ``
71 |  | `/**`
72 |  | `* Gets the vertex nearest to the location of the (x,y) location selected,`
73 |  | `* within a distance of <tt>maxDistance</tt>. Iterates through all`
74 |  | `* visible vertices and checks their distance from the click. Override this`
75 |  | `* method to provde a more efficient implementation.`
76 |  | `* @param x`
77 |  | `* @param y`
78 |  | `* @param maxDistance temporarily overrides member maxDistance`
79 |  | `*/`
80 |  | `public Vertex getVertex(double x, double y, double maxDistance) {`
81 |  | `// if vv is set, use it to get the most current layout`
82 | 0 | `if(hasGraphLayout != null) {`
83 | 0 | `layout = hasGraphLayout.getGraphLayout();`
84 |  | `}`
85 | 0 | `return super.getVertex(x, y, maxDistance);`
86 |  | `}`
87 |  | ``
88 |  | `/**`
89 |  | `* Gets the edge nearest to the location of the (x,y) location selected.`
90 |  | `* Calls the longer form of the call.`
91 |  | `*/`
92 |  | `public Edge getEdge(double x, double y) {`
93 | 0 | `return getEdge(x, y, this.maxDistance);`
94 |  | `}`
95 |  | ``
96 |  | `/**`
97 |  | `* Gets the edge nearest to the location of the (x,y) location selected,`
98 |  | `* within a distance of <tt>maxDistance</tt>, Iterates through all`
99 |  | `* visible edges and checks their distance from the click. Override this`
100 |  | `* method to provide a more efficient implementation.`
101 |  | `*`
102 |  | `* @param x`
103 |  | `* @param y`
104 |  | `* @param maxDistance temporarily overrides member maxDistance`
105 |  | `* @return Edge closest to the click.`
106 |  | `*/`
107 |  | `public Edge getEdge(double x, double y, double maxDistance) {`
108 |  | `// if vv is set, use it to get the most current layout`
109 | 0 | `if(hasGraphLayout != null) {`
110 | 0 | `layout = hasGraphLayout.getGraphLayout();`
111 |  | `}`
112 | 0 | `return super.getEdge(x, y, maxDistance);`
113 |  | `}`
114 |  | `}`

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