import java.awt.*;
import java.awt.event.*;
import java.util.*;
import java.awt.Toolkit;
import java.awt.Graphics;
import java.awt.Image;
public class Test2{
public static void main(String[] agrs){
new MFrame().Fun1();
System.out.println("lklkl");}
} class MFrame extends Frame{
ArrayList <Point> aa = new ArrayList <Point>();
public void Fun1(){
new MyFrame();
setBounds(600, 600, 200, 200);
setLayout(null);
setVisible(true);
addMouseListener(new MyMouseListener()); //添加指定的鼠标侦听器
} public void paint(Graphics e){
Color a = e.getColor();
e.setColor(Color.red);
Iterator <Point> z = aa.iterator(); while(z.hasNext()){
Point s = z.next();
e.fillOval(s.x, s.y, 10, 10); } } public void addPoint(Point e){
aa.add(e);
}
class MyMouseListener extends MouseAdapter{
public void mousePressed(MouseEvent e) {
MFrame my = (MFrame) e.getSource();
my.repaint();
my.addPoint(new Point(e.getX(), e.getY()));
System.out.print("s.x="+e.getX());
my.repaint();
}
}
} class MyFrame extends javax.swing.JFrame
{
MyFrame()
{
mp=new Mypanel();
this.add(mp);
this.setDefaultCloseOperation(this.EXIT_ON_CLOSE);
}
public Mypanel mp;}
class Mypanel extends javax.swing.JPanel
{
public Image image;
Mypanel()
{
this.image=Toolkit.getDefaultToolkit().getImage("c:\\1.jpg");
}
public void paintComponent(Graphics g)
{
super.paintComponent(g);
g.drawImage(image,0,0,null);
}}
总是不成功,要么只能画点,要么只能出图片。哪个高手给指导下
import java.awt.event.*;
import java.util.*;
import java.awt.Toolkit;
import java.awt.Graphics;
import java.awt.Image;
public class Test2{
public static void main(String[] agrs){
new MFrame().Fun1();
System.out.println("lklkl");}
} class MFrame extends Frame{
ArrayList <Point> aa = new ArrayList <Point>();
public void Fun1(){
new MyFrame();
setBounds(600, 600, 200, 200);
setLayout(null);
setVisible(true);
addMouseListener(new MyMouseListener()); //添加指定的鼠标侦听器
} public void paint(Graphics e){
Color a = e.getColor();
e.setColor(Color.red);
Iterator <Point> z = aa.iterator(); while(z.hasNext()){
Point s = z.next();
e.fillOval(s.x, s.y, 10, 10); } } public void addPoint(Point e){
aa.add(e);
}
class MyMouseListener extends MouseAdapter{
public void mousePressed(MouseEvent e) {
MFrame my = (MFrame) e.getSource();
my.repaint();
my.addPoint(new Point(e.getX(), e.getY()));
System.out.print("s.x="+e.getX());
my.repaint();
}
}
} class MyFrame extends javax.swing.JFrame
{
MyFrame()
{
mp=new Mypanel();
this.add(mp);
this.setDefaultCloseOperation(this.EXIT_ON_CLOSE);
}
public Mypanel mp;}
class Mypanel extends javax.swing.JPanel
{
public Image image;
Mypanel()
{
this.image=Toolkit.getDefaultToolkit().getImage("c:\\1.jpg");
}
public void paintComponent(Graphics g)
{
super.paintComponent(g);
g.drawImage(image,0,0,null);
}}
总是不成功,要么只能画点,要么只能出图片。哪个高手给指导下
import java.awt.event.*;
import java.util.*;
import java.awt.Toolkit;
import java.awt.Graphics;
import java.awt.Image;
public class Test2{
public static void main(String[] agrs){
new MFrame().Fun1();
System.out.println("lklkl");}
} class MFrame extends Frame{
ArrayList <Point> aa = new ArrayList <Point>();
public void Fun1(){
MyFrame my=new MyFrame();
my.setBounds(600, 600, 200, 200);
my.setVisible(true);
my.addMouseListener(new MyMouseListener()); //添加指定的鼠标侦听器
} public void paint(Graphics e){
Color a = e.getColor();
e.setColor(Color.red);
Iterator <Point> z = aa.iterator(); while(z.hasNext()){
Point s = z.next();
e.fillOval(s.x, s.y, 10, 10); } } public void addPoint(Point e){
aa.add(e);
}
class MyMouseListener extends MouseAdapter{
public void mousePressed(MouseEvent e) {
MFrame bb = (MFrame) e.getSource();
bb.addPoint(new Point(e.getX(), e.getY()));
System.out.print("s.x="+e.getX());
bb.repaint();
}
}
} class MyFrame extends javax.swing.JFrame
{
MyFrame()
{
mp=new Mypanel();
this.add(mp);
this.setDefaultCloseOperation(this.EXIT_ON_CLOSE);
}
public Mypanel mp;}
class Mypanel extends javax.swing.JPanel
{
public Image image;
Mypanel()
{
this.image=Toolkit.getDefaultToolkit().getImage("c:\\1.jpg");
}
public void paintComponent(Graphics g)
{
super.paintComponent(g);
g.drawImage(image,0,0,null);
}}程序改成这样,依然有问题。。一点点就显示错误