dip.java

java版的位图处理

import java.awt.image.*;
import javax.swing.*;
import bmpinfo.Bmp_Information;
import bmpload.BmpJLabel;
import java.io.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.border.*;
import javax.swing.filechooser.FileFilter;
public class DIP extends JFrame {
	public DIP() {
        initComponents();
    }
    private void initComponents() {
        jPanel1 = new JPanel();
        bmplabel = new BmpJLabel();
        property = new JTextArea();
        jLabel2 = new JLabel();
        file_field = new JTextField();
        jButton1 = new JButton();
        jMenuBar1 = new JMenuBar();
        filemenu = new JMenu();
        viewmenu = new JMenu("View");
        editmenu=new JMenu("Edit");
		helpmenu=new JMenu();
        setTitle("Bmp_Inf");
        setResizable(false);
        addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent evt) {
                exitForm(evt);
            }
        });

        jPanel1.setLayout(null);

        bmplabel.setBorder(new TitledBorder(null, "Preview", TitledBorder.DEFAULT_JUSTIFICATION,TitledBorder.DEFAULT_POSITION, new Font("Dialog", 0, 14), new Color(255, 51, 51)));
        jPanel1.add(bmplabel);
        bmplabel.setBounds(20, 10, 150, 220);

        property.setEditable(false);
        property.setBackground(new Color(235, 233, 237));
        property.setForeground(new Color(51, 51, 255));
        property.setBorder(new TitledBorder(null, "Porperty",TitledBorder.DEFAULT_JUSTIFICATION, TitledBorder.DEFAULT_POSITION, new Font("Dialog", 0, 14), new Color(255, 51, 51)));
        jPanel1.add(property);
        property.setBounds(180, 10, 150, 220);

        jLabel2.setText("File: ");
        jPanel1.add(jLabel2);
        jLabel2.setBounds(10, 240, 36, 15);

        file_field.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                file_fieldActionPerformed(evt);
            }
        });

        jPanel1.add(file_field);
        file_field.setBounds(50, 240, 250, 20);

        jButton1.setIcon(new ImageIcon("Open16.gif"));
        jButton1.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        jPanel1.add(jButton1);
        jButton1.setBounds(310, 240, 30, 20);

        getContentPane().add(jPanel1, BorderLayout.CENTER);

        filemenu.setText("File");
		filemenu.setMnemonic('F');
        jMenuBar1.add(filemenu);
		viewmenu.setMnemonic('V');
		jMenuBar1.add(viewmenu);
		editmenu.setMnemonic('E');
		jMenuBar1.add(editmenu);
		helpmenu.setText("Help");
		helpmenu.setMnemonic('H');
        jMenuBar1.add(helpmenu);
        setJMenuBar(jMenuBar1);

		//File菜单
		filemenu.add(new AbstractAction("Open...") {
			public void actionPerformed(ActionEvent evt) {
				try{
				JFileChooser fch=new JFileChooser();
				FileFilter filter=new Filter("BMP位图",".bmp");
				fch.addChoosableFileFilter(filter);
				fch.setDialogTitle("File Open");
				fch.setFileSelectionMode(JFileChooser.FILES_ONLY);
				int status=fch.showOpenDialog(DIP.this);
				if(status==JFileChooser.APPROVE_OPTION){
					File selectfile=fch.getSelectedFile();
					fileName = selectfile.getPath();
					file_field.setText(fileName);
					bmplabel.loadBmp(selectfile);
				}else{
					fileName="";
				}
				}catch(Exception e){System.out.println(e);}
				repaint();
				if(fileName!=""){
					Bmp_Information pro=new Bmp_Information(fileName);
					property.setText("");
					property.append(pro.getType());property.append("\n");
					property.append(pro.getTotalsize());property.append("\n");
					property.append(pro.getOffbits());property.append("\n");
					property.append(pro.getInfsize());property.append("\n");
					property.append(pro.getWidth());property.append("\n");
					property.append(pro.getLength());property.append("\n");
					property.append(pro.getBitcounts());property.append("\n");
					property.append(pro.getDatasize());property.append("\n");
				}else{
					property.setText("");
				}
					
			}
		});
		filemenu.add(new AbstractAction("Save...") {
			public void actionPerformed(ActionEvent evt) {
				JFileChooser fch=new JFileChooser(".");
				fch.setDialogTitle("Save");
				FileFilter filter=new Filter("BMP位图",".bmp");
				fch.addChoosableFileFilter(filter);
				int status=fch.showSaveDialog(DIP.this);
				if(status==JFileChooser.APPROVE_OPTION)
				{
					File file=fch.getSelectedFile();
					if(!file.exists()){
						File source=bmplabel.getFileName();
						BufferedInputStream bfs=null;
						BufferedOutputStream bos=null;
						int size=(int)source.length();
						byte[] date=new byte[size];
						try{
							bfs=new BufferedInputStream(new FileInputStream(source));
							int datasize=bfs.read(date,0,size);
							bos=new BufferedOutputStream(new FileOutputStream(file.getAbsolutePath()+".bmp"));
							bos.write(date,0,size);
						}catch(Exception e){
							System.out.println(e);
						}finally{
							try{
								bfs.close();
								bos.close();
							}catch(IOException e){}
						}
					}

				}
			}
		});
		filemenu.addSeparator();
		filemenu.add(new AbstractAction("Exit") {
			public void actionPerformed(ActionEvent evt) {
				System.exit(0);				
			}
		});
		
		//View菜单
		viewmenu.add(new AbstractAction("Histogram..."){
			public void actionPerformed(ActionEvent evt){
				 hisgram zft=new hisgram(DIP.this, true,(bmplabel.getFileName().toString()));
				 zft.show();
			}
		});
		
		//Edit菜单
		editmenu.add(new AbstractAction("Equilize"){
			public void actionPerformed(ActionEvent evt){
				Equilize eq=new Equilize(fileName);
				eq.equipoise();
				bmplabel.loadBmp(eq.tempfile);
			}
		});


		//Help菜单
		helpmenu.add(new AbstractAction("About..."){
			public void actionPerformed(ActionEvent evt){
				JOptionPane.showMessageDialog(DIP.this, "DIPv1.0","About", JOptionPane.INFORMATION_MESSAGE,new ImageIcon("icon.gif"));			}
		});
		
		
        Dimension screenSize =Toolkit.getDefaultToolkit().getScreenSize();
        setBounds((screenSize.width-359)/2, (screenSize.height-325)/2, 359, 325);
    }
	
    private void file_fieldActionPerformed(ActionEvent evt) {
    }
    private void jButton1ActionPerformed(ActionEvent evt) {
		try{
		JFileChooser fch=new JFileChooser(".");
		FileFilter filter=new Filter("BMP位图",".bmp");
		fch.addChoosableFileFilter(filter);
		fch.setDialogTitle("File Open");
		int status=fch.showOpenDialog(DIP.this);
		File selectfile=fch.getSelectedFile();
		fileName = selectfile.toString();
		file_field.setText(fileName);
		bmplabel.loadBmp(selectfile);
		}catch(Exception e){System.out.println(e);}

		repaint();
		if(fileName!=""){
			Bmp_Information pro=new Bmp_Information(fileName);
			property.setText("");
			property.append(pro.getType());property.append("\n");
			property.append(pro.getTotalsize());property.append("\n");
			property.append(pro.getOffbits());property.append("\n");
			property.append(pro.getInfsize());property.append("\n");
			property.append(pro.getWidth());property.append("\n");
			property.append(pro.getLength());property.append("\n");
			property.append(pro.getBitcounts());property.append("\n");
			property.append(pro.getDatasize());property.append("\n");
		}else{
			property.setText("");
		}
		
	}

    
    private void exitForm(WindowEvent evt) {
        System.exit(0);
    }
    public static void main(String args[]) {
        new DIP().show();
    }
    private JButton jButton1;
    private BmpJLabel bmplabel;
    private JLabel jLabel2;
    private JMenu filemenu;
	private JMenu viewmenu;
	private JMenu editmenu;
	private JMenu helpmenu;
    private JMenuBar jMenuBar1;
    private JPanel jPanel1;
    private JTextArea property;
    private JTextField file_field;
	private String fileName=null;
    
}