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- //save the file as mylord.java
- //save the file as mylord.java
- //save the file as mylord.java
- //save the file as mylord.java
- import java.awt.Button;
- import java.awt.Checkbox;
- import java.awt.CheckboxGroup;
- import java.awt.Color;
- import java.awt.FlowLayout;
- import java.awt.Frame;
- import java.awt.Graphics;
- import java.awt.event.ActionEvent;
- import java.awt.event.ActionListener;
- import java.awt.event.ItemEvent;
- import java.awt.event.ItemListener;
- import java.awt.event.MouseEvent;
- import java.awt.event.MouseListener;
- import java.awt.event.MouseMotionListener;
- import java.awt.event.WindowAdapter;
- import java.awt.event.WindowEvent;
- class hangyo extends Frame implements MouseMotionListener,MouseListener,ItemListener,ActionListener
- {
- Graphics h;
- int x,y,X,Y,c;
- CheckboxGroup figure,colour;
- Checkbox pencil,pipe,cRed,cBlue,cYellow,cCyan,cBlack;
- ItemEvent ie,save_source;
- Button clear;
- hangyo()
- {
- h=null;
- setTitle("Just Drag and See");
- setLayout(new FlowLayout());
- setSize(1000,1000);
- setVisible(true);
- setBackground(Color.WHITE);
- addMouseMotionListener(this);
- addMouseListener(this);
- figure = new CheckboxGroup();
- colour = new CheckboxGroup();
- pencil = new Checkbox("Pencil",figure,false);
- pipe = new Checkbox("Pipe",figure,false);
- cRed = new Checkbox("Red",colour,false);
- cBlue = new Checkbox("BLue",colour,false);
- cYellow = new Checkbox("Yellow",colour,false);
- cCyan = new Checkbox("Cyan",colour,false);
- cBlack = new Checkbox("Black",colour,false);
- clear = new Button("Clear");
- add(pencil);
- add(pipe);
- add(clear);
- add(cRed);
- add(cBlue);
- add(cYellow);
- add(cCyan);
- add(cBlack);
- pencil.addItemListener(this);
- pipe.addItemListener(this);
- clear.addActionListener(this);
- cCyan.addItemListener(this);
- cRed.addItemListener(this);
- cYellow.addItemListener(this);
- cBlue.addItemListener(this);
- cBlack.addItemListener(this);
- addWindowListener(new WindowAdapter(){
- public void windowClosing(WindowEvent w)
- {
- System.exit(0);
- }
- });
- }
- public void paint(Graphics g)
- {
- h=g.create();
- }
- public void drawSomething()
- {
- if(ie.getSource()==pipe)
- h.drawOval(x-50,y-50, 100, 100);
- if(ie.getSource()==pencil)
- {
- h.drawLine(x, y, X, Y);
- X=x;Y=y;
- }
- }
- @Override
- public void mouseDragged(MouseEvent arg0) {
- // TODO Auto-generated method stub
- if(c==0)
- {
- X=x=arg0.getX();
- Y=y=arg0.getY();
- c=1;
- }
- x=arg0.getX();
- y=arg0.getY();
- drawSomething();
- }
- @Override
- public void mouseMoved(MouseEvent arg0) {
- // TODO Auto-generated method stub
- }
- @Override
- public void mouseClicked(MouseEvent arg0) {
- // TODO Auto-generated method stub
- }
- @Override
- public void mouseEntered(MouseEvent arg0) {
- // TODO Auto-generated method stub
- }
- @Override
- public void mouseExited(MouseEvent arg0) {
- // TODO Auto-generated method stub
- }
- @Override
- public void mousePressed(MouseEvent arg0) {
- // TODO Auto-generated method stub
- }
- @Override
- public void mouseReleased(MouseEvent arg0) {
- // TODO Auto-generated method stub
- c=0;
- }
- @Override
- public void itemStateChanged(ItemEvent arg0) {
- // TODO Auto-generated method stub
- ie=arg0;
- if(arg0.getSource()==pencil || arg0.getSource()==pipe)
- save_source = arg0;
- if(arg0.getSource()==cCyan)
- h.setColor(Color.CYAN);
- if(arg0.getSource()==cRed)
- h.setColor(Color.red);
- if(arg0.getSource()==cYellow)
- h.setColor(Color.YELLOW);
- if(arg0.getSource()==cBlue)
- h.setColor(Color.BLUE);
- if(arg0.getSource()==cBlack)
- h.setColor(Color.BLACK);
- ie.setSource(save_source.getSource());
- }
- @Override
- public void actionPerformed(ActionEvent arg0) {
- // TODO Auto-generated method stub
- repaint();
- }
- }
- class mylord
- {
- public static void main(String args[])
- {
- new hangyo();
- }
- }
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