java 交通灯演示系统 利用线程实现红绿灯和车辆的有序演示

package 动; import java.awt.Color; import java.awt.Graphics; import java.awt.Image; import javax.swing.BorderFactory; import javax.swing.ImageIcon; import javax.swing.JPanel; import javax.swing.border.BevelBorder; public class Panel extends JPanel implements Runnable{ static int u=0; static int d=0; static int l=0; static int r=1; static int Carmove1=0; static int Carmove2=46; static int Carmove3=0; static int Carmove401=56; static int Carmove402=41; static int Personmove4=140; static int flag1=0; static int flag2=0; static int flag3=1; static int flag4=0; static int flag40=1; static int lab_space=12000; final int CAR1_SPEED=10; final int CAR2_SPEED=16; final int CAR3_SPEED=16; final int CAR4_SPEED=12; final int PERSON4_SPEED=4; ChangeCar3 car3=new ChangeCar3(); Thread t3=new Thread(car3); ChangeCar402 car5=new ChangeCar402(); Thread t5=new Thread(car5); Ready a=new Ready(); Thread at=new Thread(a); final ImageIcon imageIcon = new ImageIcon("road.jpg"); Image img = imageIcon.getImage(); final ImageIcon imageIcon1 = new ImageIcon("1.png"); Image img1 = imageIcon1.getImage(); final ImageIcon imageIcon2 = new ImageIcon("2.jpg"); Image img2 = imageIcon2.getImage(); final ImageIcon imageIcon3 = new ImageIcon("3.jpg"); Image img3 = imageIcon3.getImage(); final ImageIcon imageIcon4 = new ImageIcon("4.jpg"); Image img4 = imageIcon4.getImage(); final ImageIcon imageIcon501 = new ImageIcon("501.png"); Image img501 = imageIcon501.getImage(); final ImageIcon imageIcon502 = new ImageIcon("502.jpg"); Image img502 = imageIcon502.getImage(); final ImageIcon imageIcona = new ImageIcon("a.jpg"); Image imga = imageIcona.getImage(); final ImageIcon imageIconb = new ImageIcon("b.jpg"); Image imgb = imageIconb.getImage(); final ImageIcon imageIconc = new ImageIcon("c.jpg"); Image imgc = imageIconc.getImage(); final ImageIcon imageIcond = new ImageIcon("d.jpg"); Image imgd = imageIcond.getImage(); final ImageIcon imageIcone = new ImageIcon("e.jpg"); Image imge = imageIcone.getImage(); final ImageIcon imageIconf = new ImageIcon("f.jpg"); Image imgf = imageIconf.getImage(); public Panel() { this.setOpaque(false); this.setLayout(null); this.setBorder(BorderFactory.createBevelBorder(BevelBorder.LOWERED)); this.setBackground(Color.WHITE); new Thread(this).start(); } public class Ready implements Runnable{ public void run(){ ChangeLab lab=new ChangeLab(); ChangeCar1 car1=new ChangeCar1(); ChangeCar2 car2=new ChangeCar2(); Thread t=new Thread(lab); Thread t1=new Thread(car1); Thread t2=new Thread(car2); t.start(); t1.start(); t2.start(); ChangePerson4 person1=new ChangePerson4(); Thread t3=new Thread(person1); t3.start(); ChangeCar401 car4=new ChangeCar401(); Thread t4=new Thread(car4); t4.start(); } } public void DrawCar1(Graphics g){ g.setColor(Color.BLACK); g.drawImage(img1,Carmove1*CAR1_SPEED,443,60,43,null); } public void DrawCar2(Graphics g){ g.setColor(Color.BLACK); g.drawImage(img2,Carmove2*CAR2_SPEED,313,60,43,null); } public void DrawCar3(Graphics g){ g.setColor(Color.BLACK); g.drawImage(img3,320,Carmove3*CAR3_SPEED,45,36,null); } public void DrawCar401(Graphics g){ g.setColor(Color.BLACK); g.drawImage(img501,492,Carmove401*CAR4_SPEED,45,36,null); } public void DrawCar402(Graphics g){ g.setColor(Color.BLACK); g.drawImage(img502,Carmove402*CAR4_SPEED,450,45,36,null); } public void Drawperson(Graphics g){ g.setColor(Color.BLACK); g.drawImage(img4,Personmove4*PERSON4_SPEED,210,50,36,null); } public void paint(Graphics g) { g.drawImage(imageIcon.getImage(), 0, 0,this); g.drawImage(imge, 35, 0,200,150,this); g.drawImage(imgf, 555, 0,200,150,this); for(int i=0;i<3;i++){ g.drawImage(imga, -20+i*90, 160,100,100,this); g.drawImage(imgb, -20+i*90, 550,100,100,this); } for(int j=0;j<2;j++){ g.drawImage(imgc, 555+j*120, 150,100,100,this); g.drawImage(imgd, 555+j*120, 550,100,100,this); } DrawCar1(g); DrawCar2(g); if(flag1==1) DrawCar3(g); Drawperson(g); DrawCar401(g); DrawLab(g); if(flag2==1) DrawCar402(g); String s="当前红绿灯切换间隔为"+lab_space+"ms"; g.setColor(Color.RED); g.drawString(s, 0, 20); //DrawCar2(g); } public void run(){ while (true) { try { repaint(); if(lab_space<=1500) lab_space=1500; if(lab_space>=24000) lab_space=24000; Thread.sleep(50); //System.out.println("I am repaint run"); } catch (InterruptedException e) { // TODO Auto-generated catch block } } } public void DrawLab(Graphics g){ paintArcUp(g, 330, 260); paintArcDown(g, 470, 510); paintArcLeft(g, 280, 450); paintArcRight(g, 510, 330); } public void paintArcUp(Graphics g,int x,int y){ Color c; if(u==1) c=Color.green; else c=Color.red; g.setColor(Color.GRAY); g.fillRect(x-40, y, 110, 30); g.setColor(c); g.fillArc(x, y, 30, 30, 0, 360); g.fillArc(x+40, y, 30, 30, 0, 360); if(c==Color.RED){ g.setColor(Color.GREEN); g.fillArc(x-40, y, 30, 30, 0, 360); } else{ g.setColor(Color.RED); g.fillArc(x-40, y, 30, 30, 0, 360); } paintLeft(g, x+40, y); paintRight(g, x-40, y); paintDown(g, x, y); } public void paintArcDown(Graphics g,int x,int y){ Color c; if(d==1) c=Color.green; else c=Color.red; g.setColor(Color.GRAY); g.fillRect(x-40, y, 110, 30); g.setColor(c); g.fillArc(x, y, 30, 30, 0, 360); g.fillArc(x-40, y, 30, 30, 0, 360); if(c==Color.RED){ g.setColor(Color.GREEN); g.fillArc(x+40, y, 30, 30, 0, 360); } else{ g.setColor(Color.RED); g.fillArc(x+40, y, 30, 30, 0, 360); } paintLeft(g, x+40, y); paintRight(g, x-40, y); paintUp(g, x, y); } public void paintArcLeft(Graphics g,int x,int y){ Color c; if(l==1) c=Color.green; else c=Color.red; g.setColor(Color.GRAY); g.fillRect(x, y-40, 30, 110); g.setColor(c); g.fillArc(x, y, 30, 30, 0, 360); g.fillArc(x, y-40, 30, 30, 0, 360); if(c==Color.RED){ g.setColor(Color.GREEN); g.fillArc(x, y+40, 30, 30, 0, 360); } else{ g.setColor(Color.RED); g.fillArc(x, y+40, 30, 30, 0, 360); } paintUp(g, x, y-40); paintDown(g, x, y+40); paintLeft(g, x, y); } public void paintArcRight(Graphics g,int x,int y){ Color c; if(r==1) c=Color.green; else c=Color.red; g.setColor(Color.GRAY); g.fillRect(x, y-40, 30, 110); g.setColor(c); g.fillArc(x, y, 30, 30, 0, 360); g.fillArc(x, y+40, 30, 30, 0, 360); if(c==Color.RED){ g.setColor(Color.GREEN); g.fillArc(x, y-40, 30, 30, 0, 360); } else{ g.setColor(Color.RED); g.