mainpanel.java

主要功能：对五条道路的车辆进行控制

         g.drawImage(p1,580,349,this);
        }
         else{
           g.drawImage(p2,580,349,this);
        }
    }

 public void addSometing(){
            setLayout(null);
        
        JButton Jbegin = new JButton(playIcon);
        Jbegin.addActionListener(new ActionListener()
        {
            public void actionPerformed(ActionEvent event)
            {
                if(Player==2){
                fivejunct = new TrafficControl(onetime,traffic); 
                afivejunct=new Thread(fivejunct);
                afivejunct.setPriority(Thread.MAX_PRIORITY);
                afivejunct.start();
                }
                Player=0;
                fivejunct.setPlayer(Player);
                
            }
        });
                
        JButton JStop = new JButton(stopIcon);
        JStop.addActionListener(new ActionListener()
        {
            public void actionPerformed(ActionEvent event)
            {
                if(Player!=2)
                {
                    Player=1;
                    fivejunct.setPlayer(Player);
                }
            }
        });
        
        JButton JEnd = new JButton(endIcon);
                JEnd.addActionListener(new ActionListener()
        {
            public void actionPerformed(ActionEvent event)
            {
                stopPlay();            
            }
        });
        
         JButton setFlowButton = new JButton("设置流量");
                setFlowButton.addActionListener(new ActionListener()
        {
            public void actionPerformed(ActionEvent event)
            {int t;
                for(int i=0;i<20;i++){   
                    if(i%4>=i/4)t=i%4+1;
            else t=i%4;
            setFlowFrame.setFlowPanel.flow[i].setText(Float.toString(traffic[i/4][t]));
                setFlowFrame.setVisible(true);
                }
            }
        });
        ChangeListener listener = new ChangeListener(){
            public void stateChanged(ChangeEvent event)
            {
                JSlider source = (JSlider) event.getSource();
                if(source.getValue()>=4)
                    onetime=1000>>(source.getValue()-4);
                else
                    onetime=1000<<(4-source.getValue());
                
                fivejunct.setOnetime(onetime);
                createCar.setonetime(onetime);
            }
        };
        JSlider slider = new JSlider(0,8,4);
        slider.setPaintTicks(true);
        slider.setPaintLabels(true);
        slider.setMajorTickSpacing(1);
        slider.setBackground(Color.LIGHT_GRAY);
        slider.setSnapToTicks(true);
        JPanel pl = new JPanel();
        slider.addChangeListener(listener);
        Dictionary<Integer,Component> labelTable = new Hashtable<Integer,Component>();
        labelTable.put(0, new JLabel("1/16X"));
        labelTable.put(1, new JLabel("1/8X"));
        labelTable.put(2, new JLabel("1/4X"));
        labelTable.put(3, new JLabel("1/2X"));
        labelTable.put(4, new JLabel("1X"));
        labelTable.put(5, new JLabel("2X"));
        labelTable.put(6, new JLabel("4X"));
        labelTable.put(7, new JLabel("8X"));
        labelTable.put(8, new JLabel("16X"));
        slider.setLabelTable(labelTable);
        pl.setBackground(new Color(45,57,64));
        pl.setBounds(525,0,274,129);
        pl.setLayout(new BorderLayout());
        pl.add(slider,BorderLayout.NORTH);
        JPanel p2=new JPanel();
        p2.add(Jbegin);
        p2.add(JStop);
        p2.add(JEnd);
        pl.add(p2);
        pl.add(setFlowButton,BorderLayout.SOUTH);
        
        this.add(pl);
}
public void stopPlay(){
                Player=2;
                fivejunct.setPlayer(Player);
                fivejunct.resetTrafficLight();
                afivejunct.stop();
}
public void setTraffic(float[][] aTraffic){
    traffic=aTraffic.clone();
}
private void initCar(){
    int temp;
    Car preCar;
    createCar=new CreateCar(this,onetime,traffic);
    Thread t=new Thread(createCar);
    //System.out.println(Integer.toString(t.getPriority()));
    t.setPriority(6);
    t.start();

}
private Image getImg(int i,int j){
    int[][] r=fivejunct.getTrafficLight();
    if(i==0){
        if(j==1){
            if(r[i][j]==0)return g6;
            else if(r[i][j]==1)return y6;
            else if(r[i][j]==2)return r6;
        }
        else if(j==2){
            if(r[i][j]==0)return g0;
            else if(r[i][j]==1)return y0;
            else if(r[i][j]==2)return r0;
        }
        else if(j==3){
            if(r[i][j]==0)return g7;
            else if(r[i][j]==1)return y7;
            else if(r[i][j]==2)return r7;
        }
        else if(j==4){
            if(r[i][j]==0)return g1;
            else if(r[i][j]==1)return y1;
            else if(r[i][j]==2)return r1;
        }
    }
    else if(i==1){
        if(j==0){
            if(r[i][j]==0)return g2;
            else if(r[i][j]==1)return y2;
            else if(r[i][j]==2)return r2;
        }
        else if(j==2){
            if(r[i][j]==0)return g0;
            else if(r[i][j]==1)return y0;
            else if(r[i][j]==2)return r0;
        }
        else if(j==3){
            if(r[i][j]==0)return g1;
            else if(r[i][j]==1)return y1;
            else if(r[i][j]==2)return r1;
        }
        else if(j==4){
            if(r[i][j]==0)return g4;
            else if(r[i][j]==1)return y4;
            else if(r[i][j]==2)return r4;
        }
    }
    else if(i==2){
        if(j==0){
            if(r[i][j]==0)return g2;
            else if(r[i][j]==1)return y2;
            else if(r[i][j]==2)return r2;
        }
        else if(j==1){
            if(r[i][j]==0)return g3;
            else if(r[i][j]==1)return y3;
            else if(r[i][j]==2)return r3;
        }
        else if(j==3){
            if(r[i][j]==0)return g1;
            else if(r[i][j]==1)return y1;
            else if(r[i][j]==2)return r1;
        }
        else if(j==4){
            if(r[i][j]==0)return g4;
            else if(r[i][j]==1)return y4;
            else if(r[i][j]==2)return r4;
        }
    }
     else if(i==3){
        if(j==0){
            if(r[i][j]==0)return g5;
            else if(r[i][j]==1)return y5;
            else if(r[i][j]==2)return r5;
        }
        else if(j==1){
            if(r[i][j]==0)return g3;
            else if(r[i][j]==1)return y3;
            else if(r[i][j]==2)return r3;
        }
        else if(j==2){
            if(r[i][j]==0)return g0;
            else if(r[i][j]==1)return y0;
            else if(r[i][j]==2)return r0;
        }
        else if(j==4){
            if(r[i][j]==0)return g2;
            else if(r[i][j]==1)return y2;
            else if(r[i][j]==2)return r2;
        }
    }
    else if(i==4){
        if(j==0){
            if(r[i][j]==0)return g3;
            else if(r[i][j]==1)return y3;
            else if(r[i][j]==2)return r3;
        }
        else if(j==1){
            if(r[i][j]==0)return g6;
            else if(r[i][j]==1)return y6;
            else if(r[i][j]==2)return r6;
        }
        else if(j==2){
            if(r[i][j]==0)return g0;
            else if(r[i][j]==1)return y0;
            else if(r[i][j]==2)return r0;
        }
        else if(j==3){
            if(r[i][j]==0)return g1;
            else if(r[i][j]==1)return y1;
            else if(r[i][j]==2)return r1;
        }
    }

    return null;
}
ImageIcon Icon,playIcon,stopIcon,endIcon;
Image img,background,car0,car60,car90,car120,car180,car240,car270,car300,
        r0,r1,r2,r3,r4,r5,r6,r7,y0,y1,y2,y3,y4,y5,y6,y7,g0,g1,g2,g3,g4,g5,g6,g7,
        end,end30,end90,end330,end_2,end30_2,end90_2,end330_2,p1,p2;
public double x=400.0,y=500.0;
public double[] angel={240,180,90,0,300}; 
Car c;
public TrafficControl fivejunct;
public CreateCar createCar;
private Image[][] l=new Image[8][3];
public ArrayList[] queue=new ArrayList[25];
public int Player=2;//播放器状态
public int onetime=1000;//单位时间
float[][] traffic=new float[5][5];
Thread afivejunct;
public FlowFrame setFlowFrame;
public Point[] turn={new Point(0,0),new Point(296,247),new Point(409,220),new Point(421,310),new Point(397,397)//0,2  0,4
                    ,new Point(227,332),new Point(0,0),new Point(386,223),new Point(0,0),new Point(354,309)
                    ,new Point(318,223),new Point(298,180),new Point(0,0),new Point(362,181),new Point(341,218)
                    ,new Point(333,247),new Point(1000,1000),new Point(453,201),new Point(0,0),new Point(376,245)
                    ,new Point(268,369),new Point(418,225),new Point(432,208),new Point(502,333),new Point(0,0)};
public Point[] begin={new Point(0,0),new Point(168,600),new Point(187,600),new Point(211,600),new Point(237,600),
new Point(0,332),new Point(0,0),new Point(0,268),new Point(0,288),new Point(0,310),
new Point(319,0),new Point(297,0),new Point(0,0),new Point(361,0),new Point(340,0),
new Point(800,226),new Point(800,204),new Point(800,182),new Point(0,0),new Point(800,247),
new Point(612,600),new Point(632,600),new Point(658,600),new Point(683,600),new Point(0,0),};
public Point[] stop={new Point(0,0),new Point(262,413),new Point(277,418),new Point(296,426),new Point(315,433),
new Point(166,334),new Point(0,0),new Point(166,273),new Point(166,291),new Point(166,311),
new Point(320,130),new Point(298,130),new Point(0,0),new Point(365,130),new Point(345,130),
new Point(583,228),new Point(583,207),new Point(583,187),new Point(0,0),new Point(583,248),
new Point(514,419),new Point(529,408),new Point(548,399),new Point(568,389),new Point(0,0)};
}