模拟交通灯

import java.awt.Color; import javax.swing.JFrame; public class UKPedestrainLightOrig extends StandardTrafficLightOrig{ protected SuspendableThread newflashingGreenThread=null; private boolean modiFlag=false; public UKPedestrainLightOrig(final int[] waits,int xbRA_loc,int ybRA_loc){ super(xbRA_loc,ybRA_loc); setWaits(waits); if(xbRA_loc<ybRA_loc) modiFlag=true; } public UKPedestrainLightOrig(final int r_w,final int g_w,final int fg_w,int xbRA_loc,int ybRA_loc){ this(new int[]{r_w,g_w,fg_w},xbRA_loc,ybRA_loc); } public void sequenceTo(final Color colour){ do{ if(currentState==Color.red){ for(int i=0;i<redToGreenDelay*2;i++){ WaitAWhile.tenths(redToGreenDelay*10/8); setGreen(50/redToGreenDelay); } upper.initRect(); setGreen(); }else if(currentState==Color.green){ for(int i=0;i<greenToAmberDelay*2;i++){ WaitAWhile.tenths(greenToAmberDelay*10/8); setGreen(50/greenToAmberDelay); } upper.initRect(); setAmber(); setFlashing(); }else if(currentState==Color.yellow){ WaitAWhile.seconds(amberToRedDelay); unsetFlashing(); setRed(); }else{ } }while(colour!=currentState); } protected void setGreen(int greenDelay){ if(modiFlag==false) upper.on(currentState,greenDelay,0); else upper.on(currentState,0,greenDelay); } protected void setFlashing(){ newflashingGreenThread=new SuspendableThread(){ public void run(){ while(true){ if(!checkState())break; setAmber(); if(!checkState())break; WaitAWhile.tenths(5); if(!checkState())break; upper.off(); if(!checkState())break; WaitAWhile.tenths(5); } } }; newflashingGreenThread.start(); } protected void unsetFlashing(){ if(newflashingGreenThread!=null){ newflashingGreenThread.setState(SuspendableThread.STOPPED); newflashingGreenThread=null; } } public static void main(final String[]args){ JFrame f=new JFrame("TestRectLight"); final UKPedestrainLightOrig li=new UKPedestrainLightOrig(4,4,3,101,36); final UKPedestrainLightOrig lii=new UKPedestrainLightOrig(3,4,4,36,101); f.add(li); f.add(lii); f.pack(); f.setSize(400,400); f.setVisible(true); SuspendableThread lightRunThread=new SuspendableThread(){ public void run(){ while(true){ synchronized(this){ li.sequence(); lii.sequence(); } } } }; lightRunThread.start(); /* finally{ lightThread.setState(SuspendableThread.STOPPED); lightThread=null; }*/ } }