/*
?*?Copyright?（c）?2005?by?L.?Paul?Chew.
?*?
?*?Permission?is?hereby?granted?without?written?agreement?and?without
?*?license?or?royalty?fees?to?use?copy?modify?and?distribute?this
?*?software?and?its?documentation?for?any?purpose?subject?to?the?following?
?*?conditions:
?*
?*?The?above?copyright?notice?and?this?permission?notice?shall?be?included?
?*?in?all?copies?or?substantial?portions?of?the?Software.
?*?
?*?THE?SOFTWARE?IS?PROVIDED?“AS?IS“?WITHOUT?WARRANTY?OF?ANY?KIND?EXPRESS?
?*?OR?IMPLIED?INCLUDING?BUT?NOT?LIMITED?TO?THE?WARRANTIES?OF?MERCHANTABILITY?
?*?FITNESS?FOR?A?PARTICULAR?PURPOSE?AND?NONINFRINGEMENT.?IN?NO?EVENT?SHALL?THE?
?*?AUTHORS?OR?COPYRIGHT?HOLDERS?BE?LIABLE?FOR?ANY?CLAIM?DAMAGES?OR?OTHER?
?*?LIABILITY?WHETHER?IN?AN?ACTION?OF?CONTRACT?TORT?OR?OTHERWISE?ARISING?
?*?FROM?OUT?OF?OR?IN?CONNECTION?WITH?THE?SOFTWARE?OR?THE?USE?OR?OTHER?
?*?DEALINGS?IN?THE?SOFTWARE.
?*/

import?java.awt.*;
import?java.awt.event.*;
import?java.io.File;

import?javax.swing.*;
import?java.util.Set;

/**
?*?The?Delauany?applet.
?*?Creates?and?displays?a?Delaunay?Triangulation?（DT）?or?a?Voronoi?Diagram?（VoD）.
?*?Has?a?main?program?so?it?is?an?application?as?well?as?an?applet.
?*?
?*?@author?Paul?Chew
?*?
?*?Created?July?2005.??Derived?from?an?earlier?messier?version.
?*/
public?class?DelaunayAp?extends?javax.swing.Japplet?implements?Runnable?{
????
????/**
?????*?Initialize?the?applet.
?????*?As?recommended?the?actual?use?of?Swing?components?takes?place?in?the
?????*?event-dispatching?thread.
?????*/
????public?void?init?（）?{
????????try?{SwingUtilities.invokeAndWait（this）;}
????????catch?（Exception?e）?{System.err.println（“Initialization?failure“）;}
????}
????
????/**
?????*?Set?up?the?applet‘s?GUI.
?????*?As?recommended?the?init?method?executes?this?in?the?event-dispatching?
?????*?thread.
?????*/
????public?void?run?（）?{
????????setLayout（new?BorderLayout（））;
????????//?Build?the?button?controls
????????JRadioButton?voronoiButton?=?new?JRadioButton（“Voronoi?Diagram“）;
????????voronoiButton.setActionCommand（“voronoi“）;
????????JRadioButton?delaunayButton?=?new?JRadioButton（“Delaunay?Triangulation“）;
????????delaunayButton.setActionCommand（“delaunay“）;
????????JButton?clearButton?=?new?JButton（“Clear“）;
????????clearButton.setActionCommand（“clear“）;
????????ButtonGroup?group?=?new?ButtonGroup（）;
????????group.add（voronoiButton）;
????????group.add（delaunayButton）;
????????JPanel?buttonPanel?=?new?JPanel（）;
????????buttonPanel.add（voronoiButton）;
????????buttonPanel.add（delaunayButton）;
????????buttonPanel.add（clearButton）;
????????this.add（buttonPanel?“North“）;
????????
????????//?Build?the?mouse-entry?switches
????????JLabel?circleLabel?=?new?JLabel（“Show?Empty?Circles“）;
????????circleLabel.setName（“circles“）;
????????JLabel?delaunayLabel?=?new?JLabel（“Show?Delaunay?Edges“）;
????????delaunayLabel.setName（“delaunay“）;
????????JLabel?voronoiLabel?=?new?JLabel（“S

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2011-01-14?14:51??voronoi\
?????文件?????????386??2011-01-17?11:57??voronoi\.classpath
?????文件?????????383??2011-01-14?14:51??voronoi\.project
?????目錄???????????0??2011-01-14?14:51??voronoi\.settings\
?????文件?????????629??2011-01-14?14:51??voronoi\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2011-01-14?14:51??voronoi\bin\
?????文件????????3130??2011-01-17?16:12??voronoi\bin\DelaunayAp.class
?????文件????????6709??2011-01-17?16:12??voronoi\bin\DelaunayPanel.class
?????文件????????4356??2011-01-17?16:04??voronoi\bin\DelaunayTriangulation.class
?????文件?????????673??2011-01-17?11:57??voronoi\bin\log4j.properties
?????文件????????8772??2011-01-17?16:12??voronoi\bin\Pnt.class
?????文件????????4182??2011-01-17?16:04??voronoi\bin\Simplex.class
?????文件????????5002??2011-01-17?16:04??voronoi\bin\Triangulation.class
?????目錄???????????0??2011-01-14?14:51??voronoi\src\
?????文件???????12644??2011-01-17?16:12??voronoi\src\DelaunayAp.java
?????文件????????6080??2011-01-17?15:56??voronoi\src\DelaunayTriangulation.java
?????文件?????????673??2011-01-17?11:57??voronoi\src\log4j.properties
?????文件???????17820??2011-01-17?16:12??voronoi\src\Pnt.java
?????文件????????5367??2011-01-14?14:51??voronoi\src\Simplex.java
?????文件????????6146??2011-01-17?15:57??voronoi\src\Triangulation.java