今はなつかしやぁ、Java Applet
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AnotherStar.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.awt.Color;
import java.awt.Graphics;
public class AnotherStar {
public AnotherStar( double d, double d1, double d2, double d3, double d4, double d5, Color color1, double d6 ) {
cx = d;
cy = d1;
rx = d2;
ry = d3;
theta = d4;
pitch = d5;
color = color1;
size = d6;
}
public void moveNext() {
theta += pitch;
x = cx + rx * Math.cos( theta );
y = cy + ry * Math.sin( theta );
x += 100D * Math.sin( ( -1D * theta ) / 6D );
y += 50D * Math.cos( ( -1D * theta ) / 13D );
}
public void setColor( Color color1 ) {
color = color1;
}
public void paint( Graphics g ) {
g.setColor( color );
g.fillOval( ( int ) x, ( int ) y, ( int ) size, ( int ) size );
}
public double getX() {
return x;
}
public double getY() {
return y;
}
public int getRed() {
return color.getRed();
}
public int getBlue() {
return color.getBlue();
}
public int getGreen() {
return color.getGreen();
}
private double x;
private double y;
private double cx;
private double cy;
private double rx;
private double ry;
private double size;
private double theta;
private double pitch;
private Color color;
}
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ColorEnum.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.awt.Color;
import java.io.PrintStream;
public class ColorEnum {
public ColorEnum( Color color1 ) {
color = color1;
}
public int getRed() {
return color.getRed();
}
public int getBlue() {
return color.getBlue();
}
public int getGreen() {
return color.getGreen();
}
public Color getNextColor() {
int i = getRed();
int j = getGreen();
int k = getBlue();
if ( ++k > 255 ) {
k = 0;
if ( ++j > 255 ) {
j = 0;
k = 0;
if ( ++i > 255 ) {
i = 0;
j = 0;
k = 0;
}
}
}
return new Color( i, j, k );
}
public void printCurrentStatus() {
int i = getRed();
int j = getGreen();
int k = getBlue();
System.out.println( i + "," + j + "," + k );
}
public static void main( String args[] ) {
ColorEnum colorenum = new ColorEnum( new Color( 254, 254, 0 ) );
for ( int i = 0; i < 0x186a0; i++ ) {
Color color1 = colorenum.getNextColor();
colorenum.printCurrentStatus();
colorenum = new ColorEnum( color1 );
}
}
private Color color;
}
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Literal.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.awt.*;
public class Literal {
public Literal() {
font = new Font( "Dialog", 0, 32 );
}
public void moveNext() {
if ( y-- < to_y )
y = ( int ) from_y + 50;
}
public void setLiteral( String s ) {
literal = s;
}
public void setFont( Font font1 ) {
font = font1;
}
public void setColor( Color color1 ) {
color = color1;
}
public Color getColor() {
return color;
}
public void setXY( double d, double d1 ) {
x = d;
y = d1;
}
public void setVerticalRange( double d, double d1 ) {
from_y = d;
to_y = d1;
}
public void paint( Graphics g ) {
g.setFont( font );
g.setColor( color );
g.drawString( literal, ( int ) x, ( int ) y );
}
public double getX() {
return x;
}
public double getY() {
return y;
}
public int getRed() {
return color.getRed();
}
public int getBlue() {
return color.getBlue();
}
public int getGreen() {
return color.getGreen();
}
private double x;
private double y;
private Color color;
private String literal;
private double from_y;
private double to_y;
private Font font;
}
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Master.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
public class Master {
public Master( Star star1, double d ) {
star = star1;
influence = d;
}
public double getX() {
return star.getX();
}
public double getY() {
return star.getY();
}
public int getStarColorRed() {
return star.getRed();
}
public int getStarColorBlue() {
return star.getBlue();
}
public int getStarColorGreen() {
return star.getGreen();
}
public double getInfluence() {
return influence;
}
private Star star;
private double influence;
}
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Planet.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.awt.Color;
import java.awt.Graphics;
public class Planet {
public Planet( Star star1, AnotherStar anotherstar, double d, double d1, double d2, Color color1 ) {
star = star1;
anotherStar = anotherstar;
x = d;
y = d1;
velocity = d2;
color = color1;
}
public void moveNext() {
double d = star.getX() - x;
double d1 = star.getY() - y;
double d2 = anotherStar.getX() - x;
double d3 = anotherStar.getY() - y;
double d4 = Math.atan2( d1, d );
double d5 = Math.atan2( d3, d2 );
x += velocity * Math.cos( d4 );
y += velocity * Math.sin( d4 );
x += 0.5D * velocity * Math.cos( 2D * d5 );
y += 0.5D * velocity * Math.sin( 0.5D * d5 );
}
public void paint( Graphics g ) {
g.setColor( color );
g.fillOval( ( int ) x, ( int ) y, 5, 5 );
}
private Star star;
private AnotherStar anotherStar;
private double x;
private double y;
private double velocity;
private Color color;
}
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PlanetNova.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.awt.Color;
import java.awt.Graphics;
import java.util.Enumeration;
import java.util.Vector;
public class PlanetNova {
public PlanetNova( double d, double d1, double d2, double d3 ) {
masters = new Vector();
bumbo = 0.0D;
x = d;
y = d1;
velocity = d2;
size = d3;
}
public void addMaster( Star star, double d ) {
masters.addElement( new Master( star, d ) );
bumbo += d;
}
public void moveNext() {
double d = 0.0D;
r = 0.0D;
g = 0.0D;
r = 0.0D;
for ( Enumeration enumeration = masters.elements(); enumeration.hasMoreElements(); ) {
Master master = ( Master ) enumeration.nextElement();
double d1 = master.getX() - x;
double d2 = master.getY() - y;
double d3 = Math.atan2( d2, d1 );
x += ( velocity * Math.cos( d3 ) * master.getInfluence() ) / bumbo;
y += ( velocity * Math.sin( d3 ) * master.getInfluence() ) / bumbo;
double d4 = d1 * d1 + d2 * d2;
r += ( double ) master.getStarColorRed() * ( 1.0D / d4 );
g += ( double ) master.getStarColorGreen() * ( 1.0D / d4 );
b += ( double ) master.getStarColorBlue() * ( 1.0D / d4 );
d += 1.0D / d4;
}
r /= d;
g /= d;
b /= d;
}
public void paint( Graphics g1 ) {
g1.setColor( new Color( ( int ) r % 256, ( int ) g % 256, ( int ) b % 256 ) );
g1.drawOval( ( int ) x, ( int ) y, ( int ) size, ( int ) size );
}
private Vector masters;
private double size;
private double x;
private double y;
private double velocity;
private double r;
private double g;
private double b;
private double bumbo;
}
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Pursuit3.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.applet.Applet;
import java.awt.*;
import java.io.PrintStream;
import java.util.*;
public class Pursuit3 extends Applet
implements Runnable {
public Pursuit3() {
counter = 0;
sleepCounter = 0;
anime = null;
isActive = true;
planet = new Planet[ 100 ];
other_planet = new Planet[ 100 ];
planetNova = new PlanetNova[ 500 ];
literal = new Literal();
myFont = new Font( "Dialog", 0, 16 );
messages = new Vector();
literals = new Vector();
}
public void init() {
d = getSize();
x_size = d.width;
y_size = d.height;
offs = createImage( x_size, y_size );
grf = offs.getGraphics();
star = new Star( 300D, 300D, 100D, 200D, 3.1415926535897931D, 0.098174770424681035D, Color.blue, 30D );
other_star = new Star( 320D, 300D, 300D, 200D, 3.1415926535897931D, -0.19634954084936207D, Color.green, 50D );
vertical_star = new Star( 50D, ( double ) y_size / 2D, 0.0D, ( double ) y_size / 2D, 3.1415926535897931D, -0.1308996938995747D, Color.pink, 40D );
anotherStar = new AnotherStar( 500D, ( double ) y_size / 2D, 100D, ( double ) y_size / 3D, 1.5707963267948966D, -0.065449846949787352D, Color.gray, 20D );
for ( int i = 0; i < planet.length; i++ )
planet[ i ] = new Planet( star, anotherStar, 0.1F * ( float ) i, 0.0D, 0.3F * ( float ) ( i + 1 ), new Color( ( 256 - planet.length ) + i, ( 256 - planet.length ) + i, 255 ) );
for ( int j = 0; j < other_planet.length; j++ )
other_planet[ j ] = new Planet( other_star, anotherStar, ( double ) x_size / 2D, ( double ) y_size - ( double ) ( 5F * ( float ) j ), 9D * Math.sin( ( ( double ) ( j + 1 ) * 3.1415926535897931D ) / ( double ) ( other_planet.length + 1 ) ), new Color( ( 256 - planet.length ) + j, 255 - j, 64 ) );
for ( int k = 0; k < planetNova.length; k++ ) {
Random random = new Random( k * 29 );
Random random1 = new Random( k * 31 );
Random random2 = new Random( k * 37 );
Random random3 = new Random( k * 41 );
Random random4 = new Random( k * 43 );
planetNova[ k ] = new PlanetNova( 5D * random.nextGaussian() + 100D, 5F * ( float ) k + 200F, 0.6F * ( float ) ( k + 1 ), 3D + 5D * random1.nextGaussian() );
planetNova[ k ].addMaster( star, 1.0D + random2.nextGaussian() );
planetNova[ k ].addMaster( other_star, 2D + random3.nextGaussian() );
planetNova[ k ].addMaster( vertical_star, 3D + random4.nextGaussian() );
}
messages.addElement( "\u30FB\u30FB\u30FBSpiral forever\u30FB\u30FB\u30FB" );
messages.addElement( "Nothing's gonna change my world\u266A" );
messages.addElement( "I'm only scrolling over and over again. " );
messages.addElement( "" );
messages.addElement( "" );
messages.addElement( "" );
double d1 = 200D;
for ( Enumeration enumeration = messages.elements(); enumeration.hasMoreElements(); ) {
Literal literal1 = new Literal();
literal1.setXY( 300D, d1 );
literal1.setVerticalRange( y_size, 0.0D );
literal1.setFont( new Font( "Dialog", 0, 10 ) );
literal1.setColor( Color.blue );
literal1.setLiteral( ( String ) enumeration.nextElement() );
literals.addElement( literal1 );
d1 += 20D;
}
}
public void start() {
if ( anime == null ) {
anime = new Thread( this );
anime.start();
}
}
public void paint( Graphics g ) {
grf.setColor( Color.black );
grf.fillRect( 0, 0, x_size, y_size );
star.moveNext();
vertical_star.moveNext();
anotherStar.moveNext();
if ( isActive ) {
if ( counter < 80 ) {
grf.setColor( Color.green );
} else {
grf.setColor( Color.yellow );
other_star.setColor( Color.yellow );
}
grf.setFont( myFont );
grf.drawString( "\u73FE\u5728\u6D3B\u52D5\u4E2D...", 0, 20 );
other_star.moveNext();
if ( counter++ > 100 ) {
isActive = false;
sleepCounter = 0;
other_star.setColor( Color.red );
}
} else {
grf.setColor( Color.red );
grf.setFont( myFont );
grf.drawString( "\u73FE\u5728\u4F11\u6B62\u4E2D...", 0, 20 );
if ( sleepCounter++ > 100 ) {
isActive = true;
counter = 0;
other_star.setColor( Color.green );
}
}
for ( int i = 0; i < planet.length; i++ )
planet[ i ].moveNext();
for ( int j = 0; j < other_planet.length; j++ )
other_planet[ j ].moveNext();
for ( int k = 0; k < planetNova.length; k++ )
planetNova[ k ].moveNext();
Literal literal1;
for ( Enumeration enumeration = literals.elements(); enumeration.hasMoreElements(); literal1.moveNext() )
literal1 = ( Literal ) enumeration.nextElement();
star.paint( grf );
other_star.paint( grf );
vertical_star.paint( grf );
anotherStar.paint( grf );
for ( int l = 0; l < planet.length; l++ )
planet[ l ].paint( grf );
for ( int i1 = 0; i1 < other_planet.length; i1++ )
other_planet[ i1 ].paint( grf );
for ( int j1 = 0; j1 < planetNova.length; j1++ )
planetNova[ j1 ].paint( grf );
Literal literal2;
for ( Enumeration enumeration1 = literals.elements(); enumeration1.hasMoreElements(); literal2.paint( grf ) )
literal2 = ( Literal ) enumeration1.nextElement();
g.drawImage( offs, 0, 0, x_size, y_size, this );
}
public void update( Graphics g ) {
paint( g );
}
public void run() {
while ( anime != null ) {
repaint();
try {
Thread.sleep( 1L );
} catch ( InterruptedException interruptedexception ) {
System.out.println( "Error: " + interruptedexception );
}
}
}
private Dimension d;
private Image offs;
private Graphics grf;
private int counter;
private int sleepCounter;
private Thread anime;
private int x_size;
private int y_size;
private boolean isActive;
private Star star;
private Star other_star;
private Star vertical_star;
private AnotherStar anotherStar;
private Planet planet[];
private Planet other_planet[];
private PlanetNova planetNova[];
private Literal literal;
private Font myFont;
private Vector messages;
private Vector literals;
}
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Star.java
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/**
* $Id: Pursuit3.html,v 1.1 2009/06/22 16:11:53 kishi Exp kishi $
* @author KISHI Yasuhiro
*/
import java.awt.Color;
import java.awt.Graphics;
public class Star {
public Star( double d, double d1, double d2, double d3, double d4, double d5, Color color1, double d6 ) {
cx = d;
cy = d1;
rx = d2;
ry = d3;
theta = d4;
pitch = d5;
color = color1;
size = d6;
}
public void moveNext() {
theta += pitch;
x = cx + rx * Math.cos( theta );
y = cy + ry * Math.sin( theta );
}
public void setColor( Color color1 ) {
color = color1;
}
public void paint( Graphics g ) {
g.setColor( color );
g.fillOval( ( int ) x, ( int ) y, ( int ) size, ( int ) size );
}
public double getX() {
return x;
}
public double getY() {
return y;
}
public int getRed() {
return color.getRed();
}
public int getBlue() {
return color.getBlue();
}
public int getGreen() {
return color.getGreen();
}
private double x;
private double y;
private double cx;
private double cy;
private double rx;
private double ry;
private double size;
private double theta;
private double pitch;
private Color color;
}
Author And Source
この問題について(今はなつかしやぁ、Java Applet), 我々は、より多くの情報をここで見つけました https://qiita.com/yaji_kita_on_the_way/items/9fc5df464014d1991076著者帰属:元の著者の情報は、元のURLに含まれています。著作権は原作者に属する。
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