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Регистрация: 9.3.2007
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Уважаемый powerOn! сделал через BufferedImage, проблема осталась. Вот мой новый код: | Код |
import java.awt.*;
import java.awt.event.*;
import java.awt.Graphics;
import java.io.*;
import javax.swing.*;
import javax.swing.JTextArea;
import java.lang.*;
import java.lang.Object;
import java.lang.String;
import javax.swing.JLabel;
import javax.swing.Box;
import java.awt.Dimension;
import java.awt.geom.*;
import java.awt.image.*;
import java.awt.event.*;
import java.awt.Window;
import java.util.*;
import java.lang.Math.*;
import java.io.IOException;
import java.util.Locale;
import javax.imageio.ImageReader;
import javax.imageio.spi.ImageReaderSpi;
import javax.imageio.stream.ImageInputStream;
public class PseudorandomSequence extends JFrame {
private JTextField NField;
private JLabel label1;
private JButton nextButton;
private JButton cancelButton;
private JRadioButton rndButton;
private JRadioButton congruousButton;
private JRadioButton registerButton;
private ButtonGroup radioGroup;
private int mark;
public PseudorandomSequence( ) {
super( "Chesair" );
label1 = new JLabel();
label1.setText(
"Insert dimension 'N', and press Next for continue." );
label1.setToolTipText(
"Insert dimension 'N', and press Next for continue." );
NField = new JTextField();
nextButton = new JButton( "Next" );
nextButton.addActionListener(
new ActionListener() {
public void actionPerformed( ActionEvent event ) {
OperateNext();
}
}
);
cancelButton = new JButton( "Cancel" );
cancelButton.addActionListener(
new ActionListener() {
public void actionPerformed( ActionEvent event ) {
System.exit(0);
}
}
);
rndButton = new JRadioButton( "Random Function in JAVA", false );
congruousButton = new JRadioButton( "Congrous generator", false );
registerButton = new JRadioButton( "Register generator", false );
radioGroup = new ButtonGroup();
radioGroup.add(rndButton);
radioGroup.add(congruousButton);
radioGroup.add(registerButton);
RadioButtonHandler handler = new RadioButtonHandler();
rndButton.addItemListener( handler );
congruousButton.addItemListener( handler );
registerButton.addItemListener( handler );
Container container = getContentPane();
Box boxes[] = new Box[5];
boxes[0] = Box.createVerticalBox();
boxes[1] = Box.createHorizontalBox();
boxes[2] = Box.createHorizontalBox();
boxes[3] = Box.createHorizontalBox();
boxes[4] = Box.createHorizontalBox();
boxes[0].add( label1, BorderLayout.PAGE_START );
boxes[0].add( Box.createVerticalStrut(5));
boxes[0].add( NField, BorderLayout.PAGE_END );
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
setSize( 460, 150 );
Dimension frameSize = getSize();
if (frameSize.height > screenSize.height) {
frameSize.height = screenSize.height;
}
if (frameSize.width > screenSize.width) {
frameSize.width = screenSize.width;
}
boxes[1].add( Box.createHorizontalStrut((screenSize.width - 770) / 2));
boxes[3].add( nextButton );
//boxes[1].add( Box.createHorizontalStrut(50));
boxes[4].add( cancelButton );
//
boxes[1].add( boxes[3], BorderLayout.WEST );
boxes[1].add( Box.createHorizontalStrut(50) );
boxes[1].add( boxes[4], BorderLayout.EAST );
boxes[1].add( Box.createVerticalStrut(50));
boxes[2].add( rndButton );
boxes[2].add( Box.createHorizontalStrut(5));
boxes[2].add( congruousButton );
boxes[2].add( Box.createHorizontalStrut(5));
boxes[2].add( registerButton );
container.add( boxes[0], BorderLayout.PAGE_START );
container.add( boxes[2] );
container.add( boxes[1], BorderLayout.PAGE_END );
setLocation((screenSize.width - frameSize.width) / 2, // Center of the Screen
(screenSize.height - frameSize.height) / 2);
setVisible( true );
}
private class RadioButtonHandler implements ItemListener {
public void itemStateChanged( ItemEvent event ) {
if( event.getSource() == rndButton ) {
mark = 1;
}
else if( event.getSource() == congruousButton ) {
//mark = 2;
}
else if( event.getSource() == registerButton ) {
mark = 3;
}
}
}
private void OperateNext() {
if(mark == 1){
Operate1(Operate0());
}
else if(mark == 2){
Operate2(Operate0());
}
else if(mark == 3){
Operate3(Operate0());
}
}
private int Operate0() {
String charN = NField.getText(); // read key to string
int intN = Integer.decode(charN); // string key to integer
return intN;
}
private void Operate1( int intN ) {
int max = 0;
int arrayForRandomAmount[] = new int[256];
//int Rnd[] = new int[intN];
int arrayForRandom[];
arrayForRandom = new int[intN];
for( int count = 0; count < intN; count++) {
arrayForRandom[count] = (int)(Math.random()*256);
arrayForRandomAmount[arrayForRandom[count]]++;
}
for( int count = 0; count < 256; count++) {
if(max <= arrayForRandomAmount[count])
max = arrayForRandomAmount[count];
}
PicturesGraphPanel picturesGraphPanel = new PicturesGraphPanel(arrayForRandomAmount,
max, "Random Function in JAVA" );
PicturesGroundMix picturesGroundMix = new PicturesGroundMix(arrayForRandom,
"Random Function in JAVA", intN);
PicturesAutocorrelationFunction picturesAutoCorrFunc = new PicturesAutocorrelationFunction(
arrayForRandom, "Random Function in JAVA");
}
private void Operate2( int intN ) {
int max = 0;
int arrayForCongruousAmount[] = new int[256];
int arrayForCongruous[];
arrayForCongruous = new int[intN];
arrayForCongruous[0] = 0;
arrayForCongruous[0]++;
for( int count = 1; count < intN; count++ ) {
arrayForCongruous[count] = CongruousGenerator( arrayForCongruous[count - 1] );
arrayForCongruousAmount[arrayForCongruous[count]]++;
}
for( int count = 0; count < 256; count++) {
if(max <= arrayForCongruousAmount[count])
max = arrayForCongruousAmount[count];
}
PicturesGraphPanel picturesGraphPanel = new PicturesGraphPanel(arrayForCongruousAmount,
max, "Congrous generator" );
PicturesGroundMix picturesGroundMix = new PicturesGroundMix(arrayForCongruous,
"Congrous generator", intN);
PicturesAutocorrelationFunction picturesAutoCorrFunc = new PicturesAutocorrelationFunction(
arrayForCongruous, "Congrous generator");
}
private int CongruousGenerator( int x ) {
return ((106*x + 1283 + 6075)%6075);
}
private void Operate3( int intN ) {
int max = 0;
int arrayForRegisterAmount[] = new int[256];
int arrayForRegister[];
arrayForRegister = new int[intN];
/*arrayForRegister[0] = RegisterBits( 8, 99 );
arrayForRegisterAmount[arrayForRegister[0]]++;
for(int count = 1; count < intN; count++){
arrayForRegister[count] = RegisterBits( 8, arrayForRegister[count - 1] );
arrayForRegisterAmount[arrayForRegister[count]]++;
}
*/
arrayForRegister = RegisterBits( intN, 2147483647);
for(int count = 0; count < intN; count++){
arrayForRegisterAmount[arrayForRegister[count]]++;
}
for(int count = 0; count < 256; count++) {
if(max <= arrayForRegisterAmount[count])
max = arrayForRegisterAmount[count];
}
PicturesGraphPanel picturesGraphPanel = new PicturesGraphPanel(arrayForRegisterAmount,
max, "Register generator" );
PicturesGroundMix picturesGroundMix = new PicturesGroundMix(arrayForRegister,
"Register generator", intN);
PicturesAutocorrelationFunction picturesAutoCorrFunc = new PicturesAutocorrelationFunction(
arrayForRegister, "Register generator");
}
private int[] RegisterBits(int amount, int register ) {
StringBuffer buffer = new StringBuffer(32);
int registercopy = 0;
int displayMask = 1 << ( 30 );
int bit0 = 0;
int bit1 = 0;
int bit2 = 0;
int bit3 = 0;
int bit5 = 0;
int bit7 = 0;
int intresult[] = new int[amount];
int i = 0;
for ( int count = 1; count <= 8*amount; count++ ){
registercopy = register;
bit0 = registercopy & 1;
bit1 = registercopy & 2;
bit2 = registercopy & 4;
bit3 = registercopy & 8;
bit5 = registercopy & 32;
bit7 = registercopy & 128;
register = register >>> 1;
register = ((bit0 << 30)^(bit1 << 29)^(bit2 << 28)^(bit3 << 27)^(bit5 << 25)^(bit7 << 23)) | register;
intresult[i] <<= 1;
intresult[i] = bit0 | intresult[i];
if(count % 8 == 0) {
i++;
}
}
return intresult;
}
public static void main(String arqs[]) {
PseudorandomSequence application = new PseudorandomSequence();
application.setAlwaysOnTop(false);
application.setVisible(true);
application.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
}
class AutocorrelationFunction extends JPanel {
private Vector inputvector = new Vector();
private int pow( int i, int j) {
for( int count = 1; count <= j; count++ ){
i = i*i;
}
return i;
}
private int getBits( int value ) {
int S = 0;
int displayMask = 1 << 7;
for( int bit = 1; bit <= 8; bit++ ) {
if((value & displayMask) == 0) {
S = S - pow(2, bit);
}
else {
S = S + pow(2, bit);
}
value <<= 1;
}
return S;
}
private int[] AutCorFunc( int inputarray[] ){
int F[] = new int[inputarray.length];
int S[] = new int[inputarray.length];
int A = 0, B = 0;
for( int count = 0; count < inputarray.length; count++ ){
S[count] = getBits(inputarray[count]);
}
for ( int t = 0; t < inputarray.length; t++ ) {
for (int i = 0; i < inputarray.length; i++) {
A = A + S[i] * S[(i + t) % (inputarray.length)];
B = B + S[i]*S[i];
}
F[t] = A/B;
}
return F;
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
BufferedImage buffImage = new BufferedImage( 512, 512, BufferedImage.SCALE_FAST );
Graphics2D gg = buffImage.createGraphics();
Graphics2D g2d = (Graphics2D) g;
int inputarray[] = new int[inputvector.size()];
int F[] = new int[inputvector.size()];
for( int count = 0; count < inputvector.size(); count++ ){
inputarray[count] = Integer.decode("" + inputvector.elementAt(count));
}
F = AutCorFunc( inputarray );
for( int count = 0; count < inputarray.length; count++ ){
gg.setPaint(new Color(0, 0, 0, 255));
gg.fill(new Rectangle2D.Double(15, 15 + 2*count, F[count], 2));
}
g2d.setPaint( new Color( 255, 255, 255, 255 ));
g2d.setPaint( new TexturePaint( buffImage, new Rectangle(562, 562) ) );
g2d.fill( new Rectangle(562, 562));
}
public void setInputArrayAutCorFunc( int newInputarray[] ) {
for( int count = 0; count < newInputarray.length; count++ ) {
inputvector.add(count, newInputarray[count]);
}
//repaint();
}
}
class PicturesAutocorrelationFunction extends JFrame {
private JLabel label;
private AutocorrelationFunction autocorrelationFunction;
public PicturesAutocorrelationFunction( int array[], String supertitle ) {
super( "PicturesAutocorrelationFunction" );
label = new JLabel();
label.setText("AutoCorrelationFunction test: " + supertitle);
autocorrelationFunction = new AutocorrelationFunction();
autocorrelationFunction.setInputArrayAutCorFunc( array );
Box boxes[] = new Box[3];
boxes[0] = Box.createVerticalBox();
boxes[1] = Box.createVerticalBox();
boxes[2] = Box.createVerticalBox();
boxes[1].add(label);
boxes[2].add(new javax.swing.JScrollPane(autocorrelationFunction));
boxes[0].add(boxes[1]);
boxes[0].add(boxes[2]);
Container container = getContentPane();
container.add( boxes[0], BorderLayout.CENTER );
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
setSize( 600, 600 );
Dimension frameSize = getSize();
if (frameSize.height > screenSize.height) {
frameSize.height = screenSize.height;
}
if (frameSize.width > screenSize.width) {
frameSize.width = screenSize.width;
}
setLocation( (screenSize.width - frameSize.width) / 2,
(screenSize.height - frameSize.height) / 2);
setVisible( true );
}
}
class GroundMix extends JPanel {
private int N;
//private int Rnd;
private Vector inputvector = new Vector();
public void paintComponent( Graphics g ) {
super.paintComponent(g);
Graphics2D g2d = ( Graphics2D ) g;
BufferedImage buffImage = new BufferedImage( 512, 512, BufferedImage.SCALE_FAST );
Graphics2D gg = buffImage.createGraphics();
int inputarray[] = new int[inputvector.size()];
for(int count = 0; count < N; count++){
inputarray[count] = Integer.decode("" + inputvector.elementAt(count));
}
for(int count = 0; count < N; count++) {
//Rnd = (int)(Math.random()*256);
gg.setPaint(new Color(0, 0, 0, 255));
/*g2d.fill(new Rectangle2D.Double(0 + 2*((int)(Math.random()*256)),
0 + 2*((int)(Math.random()*256)),
2, 2));*/
gg.fill(new Rectangle2D.Double(0 + 2*inputarray[count],
0 + 2*inputarray[(N+count+1)%N],
2, 2));
}
g2d.setPaint( new Color( 255, 255, 255, 255 ));
g2d.setPaint( new TexturePaint( buffImage, new Rectangle(512, 512) ) );
g2d.fill( new Rectangle(512, 512));
}
public void setN(int inputN) {
N = inputN;
}
public void setInputArrayGroundMix( int newInputarray[] ) {
for( int count = 0; count < N; count++ ) {
inputvector.add(count, newInputarray[count]);
}
//repaint();
}
}
class PicturesGroundMix extends JFrame {
private JLabel label;
private GroundMix groundmix;
public PicturesGroundMix( int array[], String supertitle, int inputN ) {
super("Ground Mix");
label = new JLabel();
label.setText("Ground Mix test: " + supertitle);
groundmix = new GroundMix();
groundmix.setN( inputN );
groundmix.setInputArrayGroundMix( array );
Box boxes[] = new Box[3];
boxes[0] = Box.createVerticalBox();
boxes[1] = Box.createVerticalBox();
boxes[2] = Box.createVerticalBox();
boxes[1].add(label);
boxes[2].add(new javax.swing.JScrollPane(groundmix));
boxes[0].add(boxes[1]);
boxes[0].add(boxes[2]);
Container container = getContentPane();
container.add( boxes[0], BorderLayout.CENTER );
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
setSize( 530, 560 );
Dimension frameSize = getSize();
if (frameSize.height > screenSize.height) {
frameSize.height = screenSize.height;
}
if (frameSize.width > screenSize.width) {
frameSize.width = screenSize.width;
}
setLocation( (screenSize.width - frameSize.width) / 2,
(screenSize.height - frameSize.height) / 2);
setVisible( true );
}
}
class GraphPanel extends JPanel {
/* //private char CharNumbers[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'};
private int height[] = new int[256];
private int amount[] = new int[256];
//private String s = "";
private int a = 0;
private boolean marker = false;*/
private int maximumOFRndArray = 0;
private int N;
private int Rnd;
private int arrayForRandomAmount[] = new int[256];
private int max = 0;
public void paint( Graphics g ) {
super.paint(g);
BufferedImage buffImage = new BufferedImage( 515, 600, BufferedImage.SCALE_FAST );
Graphics2D gg = buffImage.createGraphics();
Graphics2D g2d = ( Graphics2D ) g;
/*Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
Dimension frameSize = getSize();
double size = frameSize.width;
int sizeWidth = (int)size;*/
/*for( int i = 0; i <= 255; i++ ) {
marker = marker || height[i] > ( 600 )/2;
}
while ( marker == true ) {
for( int i = 0; i <= 255; i++ ) {
height[i] = height[i]/2;
marker = false;
marker = marker || height[i] > (600)/2;
}
} // End while*/
/*for( int count2 = 0; count2 <= 255; count2++ ) {
s = "" + amount[count2];
//g2d.drawChars(CharNumbers, count2, 1, 0, 55 + 15*count2);
g2d.drawString(s, 10 + 15*count2, 30 + height[count2]);
}*/
for( int count = 0; count <= 255; count++ ) {
//g2d.setPaint(Color.BLUE);
gg.setPaint(new Color(0,0,0,255));
//g2d.setPaint(new GradientPaint(0, 0, Color.blue, height[count], 0, Color.yellow, false ));
gg.fill(new Rectangle2D.Double(15 + 3 * count, 15 + maximumOFRndArray - arrayForRandomAmount[count],
3, 0 + arrayForRandomAmount[count]));
}
g2d.setPaint( new TexturePaint( buffImage, new Rectangle(515, 600) ) );
g2d.fill( new Rectangle(515, 600));
}
public void setN(int inputN) {
N = inputN;
}
public void setMax( int max ) {
maximumOFRndArray = max;
//repaint();
}
public void setAmountGraphPanel( int Amount[] ) {
for( int count3 = 0; count3 <= 255; count3++ ) {
arrayForRandomAmount[count3] = Amount[count3];
//a = a + amount[count3];
}
}
/*public void setHeightGraphPanel( int newHeightarray[] ) {
for( int count = 0; count <= 255; count++ ) {
height[count] = ( newHeightarray[count] > 0 ? newHeightarray[count] : 0 );
}
repaint();
}*/
}
class PicturesGraphPanel extends JFrame {
private JLabel label;
private GraphPanel graph;
public PicturesGraphPanel( int array[], int max, String supertitle ) {
super("Bar Graph");
label = new JLabel();
label.setText("Bar Graph test: " + supertitle);
graph = new GraphPanel();
//graph.setHeightGraphPanel( array );
graph.setAmountGraphPanel( array );
//graph.setN( N );
graph.setMax( max );
graph.createImage(515, 600);
Box boxes[] = new Box[3];
boxes[0] = Box.createVerticalBox();
boxes[1] = Box.createVerticalBox();
boxes[2] = Box.createVerticalBox();
boxes[1].add(label);
boxes[2].add(new javax.swing.JScrollPane(graph));
boxes[0].add(boxes[1]);
boxes[0].add(boxes[2]);
Container container = getContentPane();
container.add( boxes[0], BorderLayout.CENTER );
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
setSize( 815, 600 );
Dimension frameSize = getSize();
if (frameSize.height > screenSize.height) {
frameSize.height = screenSize.height;
}
if (frameSize.width > screenSize.width) {
frameSize.width = screenSize.width;
}
setLocation( (screenSize.width - frameSize.width) / 2,
(screenSize.height - frameSize.height) / 2);
setVisible( true );
//setAlwaysOnTop( true );
}
}
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Изображение с JFrame'a всё равно исчезает, если его свернуть и развернуть, или его часть "закрыть" другим окном. Не могу разобраться в чем скрыта проблема. Можно ли избавиться от исчезания изображения? Заранее спасибо. |
Перерисовка изображения в JFrame 
Загрузка ...
нет времени думать - нужно писать КОД!
. 
