Swing Applet
戻る
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ForestApplet.bat
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appletviewer Forest.html
<?xml version="1.0"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta name="generator" content=
"HTML Tidy for Cygwin (vers 1st September 2004), see www.w3.org" />
<title>FOREST SIMULATION</title>
</head>
<body>
<applet code="ForestApplet" archive="Forest.jar"
width="800" height="600"></applet>
</body>
</html>
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ForestJFrame.bat
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java -cp .;Forest.jar ForestJFrame
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MakeForest.sh
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#!/bin/sh
# $Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
javac -cp . *.java \
&& astyle -a -j -P *.java \
&& rm -f *.orig *.bak \
&& vu.sh *.java \
&& jar cvf ../Forest.jar *.class \
&& rm -f *.class
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MakeJavaDoc.sh
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#!/bin/sh
javadoc -classpath ../Forest.jar -windowtitle "Javadoc of Package Forest" -use -author -version -d ../javadoc -private *.java
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Branch.java
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import java.util.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class Branch extends Thread {
private Position start;
private Position end;
private Double angle;
private List children = null;
public Branch( Position start, double angle ) {}
public void run() {}
}
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CommonView.java
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import java.awt.*;
import java.util.*;
/**
* <pre>
* Listで記述された座標を描画する汎用的なクラス
* $Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
* @author KISHI Yasuhiro
* </pre>
*/
public class CommonView {
static public void paint( Graphics g, java.util.List list, Color color ) {
for ( int i = 1;i < list.size();i++ ) {
g.setColor( color );
double[] from = ( double[] ) list.get( i - 1 );
double[] to = ( double[] ) list.get( i );
g.drawLine( ( int ) from[ 0 ], ( int ) from[ 1 ], ( int ) to[ 0 ], ( int ) to[ 1 ] );
}
}
}
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DrawingPanel.java
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class DrawingPanel extends JPanel implements Runnable {
private int i = 0;
private int mx = 0;
private int my = 10;
private String message = "ツリー構造は全ての構造の基本です。。。";
private WormView wormView1;
private WormView wormView2;
private WormModel wormModel1;
private WormModel wormModel2;
double[] attractor;
private WaveModel waveModel1, waveModel2, waveModel3, waveModel4;
private WaveView waveView1, waveView2, waveView3;
public DrawingPanel() {
System.out.println( isDoubleBuffered() );
setDoubleBuffered( true );
System.out.println( isDoubleBuffered() );
attractor = new double[ 2 ];
attractor[ 0 ] = 0;
attractor[ 1 ] = 0;
wormModel1 = new WormModel( 200, 200, -20, 10 );
wormView1 = new WormView();
wormView1.setModel( wormModel1, new Color( 0xff, 0xff, 0x00 ) );
wormModel2 = new WormModel( 100, 200, 20, 10 );
wormView2 = new WormView();
wormView2.setModel( wormModel2, new Color( 0xcc, 0xff, 0xcc ) );
// 波#1
waveModel1 = new WaveModel( 0.0, 200.0 );
waveModel1.setParticleCount( 50, 10 );
waveModel1.setIntialAngle( 20.0 );
waveModel1.setAnglularSpeed( 15.0 );
waveModel1.setMaxHeight( 100.0 );
waveModel1.setPhasePitch( 15.0 );
waveModel1.init();
waveView1 = new WaveView();
waveView1.setModel( waveModel1, Color.green );
// 波#2
waveModel2 = new WaveModel( 0.0, 200.0 );
waveModel2.setParticleCount( 50, 10 );
waveModel2.setIntialAngle( 20.0 );
waveModel2.setAnglularSpeed( 20.0 );
waveModel2.setMaxHeight( 100.0 );
waveModel2.setPhasePitch( 10.0 );
waveModel2.init();
waveView2 = new WaveView();
waveView2.setModel( waveModel2, Color.white );
// 波#3
waveModel3 = new WaveModel( 400.0, 300.0 );
waveModel3.setParticleCount( 20, -8 );
waveModel3.setIntialAngle( 20.0 );
waveModel3.setAnglularSpeed( 25.0 );
waveModel3.setMaxHeight( 50.0 );
waveModel3.setPhasePitch( 12.0 );
waveModel3.init();
waveView3 = new WaveView();
waveView3.setModel( waveModel3, new Color( 0xff, 0x33, 0xcc ) );
// 波#4 → CommonViewで描画
waveModel4 = new WaveModel( 350.0, 400.0 );
waveModel4.setParticleCount( 20, 8 );
waveModel4.setIntialAngle( 20.0 );
waveModel4.setAnglularSpeed( 20.0 );
waveModel4.setMaxHeight( 56.0 );
waveModel4.setPhasePitch( 12.0 );
waveModel4.init();
/***************************************************************************************/
/** ThreadクラスはRunnableインタフェースで実装されているクラスをrunさせることができる **/
/***************************************************************************************/
Thread thread = new Thread( this );
thread.start();
}
public void run() {
while ( true ) {
i++;
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
repaint();
}
}
);
try {
Thread.sleep( 100 );
} catch ( Exception e ) {
e.printStackTrace();
}
}
}
public void paintComponent( Graphics g ) {
int width = getWidth();
int height = getHeight();
// 画面クリア
g.setColor( Color.black );
// このコンポーネントのサイズを取得する
g.fillRect( 0 , 0 , width , height );
// アトラクタを設定する
attractor[ 0 ] = ( double ) ( 109 * Math.sin( Math.PI * 0.11 * i ) ) + width / 2 ;
attractor[ 1 ] = ( double ) ( 239 * Math.cos( Math.PI * 0.07 * i ) ) + height / 2 ;
g.setColor( Color.red );
g.fillRect( ( int ) attractor[ 0 ] , ( int ) attractor[ 1 ] , 40 , 60 );
g.setColor( Color.white );
g.drawString( message, mx, my );
my += 1; // 下に移動させる
if ( my > height + 20 ) {
my = -20;
}
wormModel1.move( attractor, 0.3 );
wormView1.paint( g );
wormModel2.move( wormModel1.getPosition( 0 ), 0.5 );
wormView2.paint( g );
// 波#1
waveModel1.move( );
waveView1.paint( g );
// 波#2
waveModel2.move( );
waveView2.paint( g );
// 波#3
waveModel3.move( );
waveView3.paint( g );
// 波#4
waveModel4.move( );
CommonView.paint( g, waveModel4.getList(), Color.blue );
}
}
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ForestApplet.java
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
/**
* <pre>
* 森をシミュレーションするApplet
* </pre>
* $Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
public class ForestApplet extends JApplet {
public void init() {
Container contentPane = getContentPane();
contentPane.setLayout( new FlowLayout() );
DrawingPanel dp = new DrawingPanel();
dp.setPreferredSize( new Dimension( 800 , 600 ) );
contentPane.add( dp );
}
}
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ForestJFrame.java
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
/**
<pre>
森をシミュレーションするSWINGアプリケーション
</pre>
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class ForestJFrame extends JFrame {
private NavigatorPanel naviPanel = new NavigatorPanel();
private UpperPanel upperPanel = new UpperPanel();
private LowerPanel lowerPanel = new LowerPanel();
private DrawingPanel dp = new DrawingPanel();
private TickerPanel tickerPanel = new TickerPanel();
public static void main( String args[] ) {
new ForestJFrame().setVisible( true );
}
public ForestJFrame() {
// タイトル
setTitle( "ティッカーのテスト" );
setDefaultCloseOperation( EXIT_ON_CLOSE );
// レイアウトマネージャ
GridBagLayout layout = new GridBagLayout();
getContentPane().setLayout( layout );
GridBagConstraints constraints = new GridBagConstraints();
constraints.insets = new Insets( 5, 5, 5, 5 );
//----------------------------------------------------
// ナビゲータ用のパネルを左側に追加
//----------------------------------------------------
constraints.gridy = 0;
constraints.gridx = 0;
constraints.gridheight = 3;
layout.setConstraints( naviPanel, constraints );
this.add( naviPanel );
//----------------------------------------------------
// 上部パネルを追加
//----------------------------------------------------
constraints.gridx = 1;
constraints.gridheight = 1;
layout.setConstraints( upperPanel, constraints );
this.add( upperPanel );
++ constraints.gridy;
//----------------------------------------------------
// 描画用パネルを追加
//----------------------------------------------------
dp.setPreferredSize( new Dimension( 320 , 400 ) );
layout.setConstraints( dp, constraints );
this.add( dp );
++ constraints.gridy;
//----------------------------------------------------
// ティッカー用パネルを追加
//----------------------------------------------------
layout.setConstraints( tickerPanel, constraints );
this.add( tickerPanel );
++ constraints.gridy;
//----------------------------------------------------
// 上部パネルを追加
//----------------------------------------------------
constraints.gridx = 1;
constraints.gridheight = 1;
layout.setConstraints( lowerPanel, constraints );
this.add( lowerPanel );
++ constraints.gridy;
// サイズを決定
this.setBounds( 0, 0, 640, 400 );
this.pack();
}
}
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ForestUtil.java
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import java.util.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class ForestUtil {
static double getDistance( double[] from , double[] to ) {
return Math.sqrt(
( from[ 0 ] - to[ 0 ] ) * ( from[ 0 ] - to[ 0 ] )
+ ( from[ 1 ] - to[ 1 ] ) * ( from[ 1 ] - to[ 1 ] )
);
}
static double getAngle( double[] from , double[] to ) {
double xDiff = to[ 0 ] - from[ 0 ];
double yDiff = to[ 1 ] - from[ 1 ];
// 傾きを得る
double gradient = yDiff / xDiff;
// DEGREE(度)で返す
return Math.atan( gradient ) * 180.0 / Math.PI;
}
static public void main( String[] args ) {
double[] from = {0.0, 0.0};
double[] to = new double[ 2 ];
if ( args.length != 2 ) {
System.out.println( "Usage: java -cp . ForeUtil [pointX] [pointY]" );
System.exit( -1 );
}
to[ 0 ] = new Double( args[ 0 ] ).doubleValue();
to[ 1 ] = new Double( args[ 1 ] ).doubleValue();
System.out.println( "二点間の距離は、" + getDistance( from, to ) );
System.out.println( "仰角は、" + getAngle( from, to ) );
}
}
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Growable.java
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/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public interface Growable {
/** 成長する */
public void grow();
/** 子供をもうける */
public Object beget();
}
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LowerPanel.java
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import java.util.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
/**
<pre>
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
</pre>
@author KISHI Yasuhiro
*/
public class LowerPanel extends JPanel {
JButton dummy = new JButton( "LOWER" );
public LowerPanel() {
this.add( dummy );
}
}
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NavigatorPanel.java
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import java.util.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
/**
<pre>
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
</pre>
@author KISHI Yasuhiro
*/
public class NavigatorPanel extends JPanel {
JButton dummy = new JButton( "Navagator" );
public NavigatorPanel() {
this.add( dummy );
}
}
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Paintable.java
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import java.awt.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public interface Paintable {
public void paint( Graphics g );
}
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Position.java
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/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class Position {
private int x;
private int y;
public Position( int x, int y ) {
this.x = x;
this.y = y;
}
}
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TickerModel.java
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/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class TickerModel {
private String message;
private String margin;
private int viewLength;
private int from;
private int to;
private String substr = "";
public TickerModel( String message, int viewLength ) {
this.message = " " + message + " ";
this.viewLength = viewLength;
from = 0;
}
public void shift() {
if ( from >= message.length() ) {
from = 0;
doSleep( 2000 );
}
int to = from + viewLength;
if ( to >= message.length() ) {
to = message.length();
}
substr = message.substring( from , to );
// System.out.println( "[" + subset + "] " + from + "-" + to );
from++;
}
public String getSubstr() {
return substr;
}
private void doSleep( long msec ) {
try {
Thread.sleep( msec );
} catch ( Exception e ) {
e.printStackTrace();
}
}
}
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TickerPanel.java
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import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class TickerPanel extends JPanel implements Runnable {
private TickerModel tm ;
private JTextField textField = new JTextField( 45 );
public TickerPanel() {
this.add( textField );
tm = new TickerModel( "インデックスは０から始まり、半角英数字も日本語も一文字は一文字として数えられます。例えば、部分文字列を取得するメソッド、 substring(3,6) では、「四文字目から７文字目まで」を指定したことになります。但し、このとき３文字目は部分文字列に含まれ、７文字目は含まれません。", 45 );
Thread thread = new Thread( this );
thread.start();
}
public void run() {
while ( true ) {
tm.shift();
textField.setText( tm.getSubstr() );
try {
Thread.sleep( 500 );
} catch ( Exception e ) {}
}
}
}
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UpperPanel.java
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import java.util.*;
import javax.swing.*;
import java.awt.event.*;
import java.awt.*;
/**
<pre>
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
</pre>
@author KISHI Yasuhiro
*/
public class UpperPanel extends JPanel {
JButton dummy = new JButton( "UPPER" );
public UpperPanel() {
this.add( dummy );
}
}
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WaveModel.java
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import java.util.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class WaveModel {
private List list;
private double angle;
private int count;
private int horizontalPitch;
private double x, y, maxHeight, phasePitch, angularSpeed;
public WaveModel( double x, double y ) {
this.x = x;
this.y = y;
}
/** 粒子の数と水平のピッチを決める */
public void setParticleCount( int count, int horizontalPitch ) {
this.count = count;
this.horizontalPitch = horizontalPitch;
}
public void setIntialAngle( double initialAngle ) {
this.angle = initialAngle;
}
public void setMaxHeight( double maxHeight ) {
this.maxHeight = maxHeight;
}
public void setPhasePitch( double phasePitch ) {
this.phasePitch = phasePitch;
}
public void setAnglularSpeed( double angularSpeed ) {
this.angularSpeed = angularSpeed;
}
/** 初期状態をセットする */
public void init() {
list = new ArrayList();
for ( int i = 0;i < count;i++ ) {
double point[] = new double[ 2 ];
point[ 0 ] = x + i * horizontalPitch;
point[ 1 ] = y + getVerticalDisplacement( i );
list.add( point );
}
}
/** 角速度分移動する */
public void move( ) {
angle += angularSpeed;
for ( int i = 0;i < list.size();i++ ) {
// 各々のY座標を変更する
rotate( ( double[] ) list.get( i ), i );
}
}
public List getList() {
return this.list;
}
/** 垂直方向の変位を求める */
private double getVerticalDisplacement ( int i ) {
return maxHeight * Math.sin( ( angle + i * phasePitch ) * Math.PI / 180.0 );
}
private void rotate( double[] point, int i ) {
point[ 1 ] = y + getVerticalDisplacement( i );
}
public void dump() {
System.out.println( "angle=" + angle );
for ( int i = 0;i < list.size();i++ ) {
double[] point = ( double[] ) list.get( i );
System.out.print( "(x=" + point[ 0 ] );
System.out.print( " " );
System.out.print( "y=" + point[ 1 ] + ")" );
System.out.print( " " );
}
System.out.println();
}
static public void main( String[] args ) {
WaveModel wm = new WaveModel( 0.0, 0.0 );
wm.setParticleCount( 5, 10 );
wm.setMaxHeight( 30.0 );
wm.setIntialAngle( 20.0 );
wm.setAnglularSpeed( 6 );
wm.setPhasePitch( 15.0 );
wm.init();
wm.dump();
for ( int i = 0;i < 3;i++ ) {
wm.move( );
wm.dump();
}
}
}
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WaveView.java
::::::::::::::
import java.awt.*;
import java.util.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class WaveView implements Paintable {
private WaveModel wm;
private Color color;
public void setModel( WaveModel wm, Color color ) {
this.wm = wm;
this.color = color;
}
public void paint( Graphics g ) {
java.util.List list = wm.getList();
for ( int i = 1;i < list.size();i++ ) {
g.setColor( color );
double[] from = ( double[] ) list.get( i - 1 );
double[] to = ( double[] ) list.get( i );
g.drawLine( ( int ) from[ 0 ], ( int ) from[ 1 ], ( int ) to[ 0 ], ( int ) to[ 1 ] );
}
}
}
::::::::::::::
WormModel.java
::::::::::::::
import java.util.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class WormModel {
List list;
public WormModel( double x, double y, int pitch, int count ) {
list = new ArrayList();
for ( int i = 0;i < count;i++ ) {
double[] point = new double[ 2 ];
point[ 0 ] = x;
point[ 1 ] = y;
list.add( point );
x += pitch;
}
}
/** 指定した節目の位置を求める */
public double[] getPosition( int index ) {
return ( double[] ) list.get( index );
}
/** アトラクタの影響を受けて移動する
@param attractor アトラクタ
@param influence 影響の度合い
*/
public void move( double[] attractor, double influence ) {
getNextPosition( ( double[] ) list.get( 0 ), attractor, influence );
for ( int i = 1;i < list.size();i++ ) {
getNextPosition( ( double[] ) list.get( i ), ( double[] ) list.get( i - 1 ), 0.1 );
}
}
public void dump() {
for ( int i = 0;i < list.size();i++ ) {
double[] point = ( double[] ) list.get( i );
System.out.print( "(x=" + point[ 0 ] );
System.out.print( " " );
System.out.print( "y=" + point[ 1 ] + ")" );
System.out.print( " " );
}
System.out.println();
}
public List getList() {
return this.list;
}
/** 参照先との距離方向から次の位置を求める */
private void getNextPosition( double[] self, double[] target, double strength ) {
double xDiff = target[ 0 ] - self[ 0 ];
double yDiff = target[ 1 ] - self[ 1 ];
self[ 0 ] += strength * xDiff;
self[ 1 ] += strength * yDiff;
}
/** ２点間の距離を求める */
private double getDistance( double[] from, double[] to ) {
double xDiff = from[ 0 ] - to[ 0 ];
double yDiff = from[ 1 ] - to[ 1 ];
return Math.sqrt( xDiff * xDiff + yDiff * yDiff );
}
static public void main( String[] args ) {
double[] attractor = new double[ 2 ];
attractor[ 0 ] = 0;
attractor[ 1 ] = 0;
WormModel wm = new WormModel( 200, 200, -3, 5 );
for ( int i = 0;i < 10;i++ ) {
wm.move( attractor, 0.5 );
wm.dump();
attractor[ 0 ] += 0.5;
}
}
}
::::::::::::::
WormView.java
::::::::::::::
import java.awt.*;
import java.util.*;
/**
$Id: forest.html,v 1.1 2009/06/22 16:12:10 kishi Exp kishi $
@author KISHI Yasuhiro
*/
public class WormView implements Paintable {
private WormModel wm;
private Color color;
public void setModel( WormModel wm, Color color ) {
this.wm = wm;
this.color = color;
}
public void paint( Graphics g ) {
java.util.List list = wm.getList();
for ( int i = 1;i < list.size();i++ ) {
g.setColor( color );
double[] from = ( double[] ) list.get( i - 1 );
double[] to = ( double[] ) list.get( i );
g.drawLine( ( int ) from[ 0 ], ( int ) from[ 1 ], ( int ) to[ 0 ], ( int ) to[ 1 ] );
}
}
}
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