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用Louberel方法生成奇數(shù)階幻方

/**

* @author wangliang

*/

import java.awt.Container;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.*;

import java.awt.*;

public class MagicMatrix extends JFrame implements ActionListener{

private JPanel center;

private JPanel right;

private JLabel label;

private JSpinner level;

private JButton Louberel;

public MagicMatrix(){

center=createpanel(3);

add(center,BorderLayout.CENTER);

right=new JPanel();

label=new JLabel("選擇矩陣階數(shù)");

level=new JSpinner(new SpinnerNumberModel(3,3,100,2));

Louberel=new JButton("Louberel方法生成");

Louberel.addActionListener(this);

right.add(label,BorderLayout.WEST);

right.add(level,BorderLayout.CENTER);

right.add(Louberel,BorderLayout.EAST);

add(right,BorderLayout.NORTH);

setTitle("magic matrix)");

setSize(340,296);

setVisible(true);

}

public void actionPerformed(ActionEvent e){

if(e.getSource()==Louberel){

// remove(center);

int levelnumber=((Integer)level.getValue()).intValue();

center=createpanel(levelnumber);

add(center,BorderLayout.CENTER);

validate();

}

/*生成魔陣數(shù)*/

private int[][] createnumber(int n){

int magicmatrix[][]=new int[n][n];

int i=0;

int j=n/2;

for(int m=1;m<=n*n;m++){

magicmatrix[i][j]=m;

int p=(i-1+n)%n;

int q=(j+1+n)%n;

if(magicmatrix[p][q]==0){

i=p;

j=q;

}

else i=(i+1)%n;

}

for(int p=0;p<n;p++){

for(int q=0;q<n;q++){

System.out.print(magicmatrix[p][q]+" ");

}

System.out.println();

}

return magicmatrix;

}

/*生成相應(yīng)的面板*/

private JPanel createpanel(int n){

int matrix[][]=createnumber(n);

JPanel tempJPanel=new JPanel();

tempJPanel.setLayout(new GridLayout(n,n));

JLabel jlabel[][]=new JLabel[n][n];

for(int i=0;i<n;i++){

for(int j=0;j<n;j++){

jlabel[i][j]=new JLabel(""+matrix[i][j],JLabel.CENTER);

tempJPanel.add(jlabel[i][j]);

}

return tempJPanel;

}

public static void main(String args[]){

MagicMatrix application=new MagicMatrix();

application.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

}

posted on 2007-12-08 14:02 littlefermat 閱讀(5284) 評(píng)論(0) 編輯收藏

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