RubberBandListener/RubberBandSelect的示例在这里:
http://***.com/questions/2483533/java-swing-custom-shapes- 2d图形 [ ^ ]

如果您想疯狂:
http://rsbweb.nih.gov/ij/ [

An example of the RubberBandListener/RubberBandSelect here:
http://***.com/questions/2483533/java-swing-custom-shapes-2d-graphics[^]

If you want to go wild:
http://rsbweb.nih.gov/ij/[^]

Good luck!