public static boolean tellVerticalCar() {
boolean result = false;
if (hCar999 instanceof HorizontalCar) {
HorizontalCar car = (HorizontalCar) hCar999;
// 判断路中间是否有车，并将结果告知南北方向的车
if ((car.getX() + car.getWidth()) > TrafficDemo.horizontalLefEdge
&& car.getX() < TrafficDemo.horizontalRightEdge) {
logger.debug("我正在通过东西路中间, 我的坐标:" + car.getX() + " - " + TrafficDemo.class.getName());
result = true;
} else result = false;
} else if (hCar119 instanceof HorizontalCar) {
HorizontalCar car = (HorizontalCar) hCar119;
// 判断路中间是否有车，并将结果告知南北方向的车
if ((car.getX() + car.getWidth()) > TrafficDemo.horizontalLefEdge
&& car.getX() < TrafficDemo.horizontalRightEdge) {
logger.debug("我正在通过东西路中间, 我的坐标:" + car.getX() + " - " + TrafficDemo.class.getName());
result = true;
} else result = false;
}
return result;
}
/**
* 主函数
*
* @param args
*/
public static void main(String[] args) {
TrafficFrame tf = new TrafficFrame("Traffic Demo");
TrafficDemo td = new TrafficDemo();
tf.add(td);
tf.createUI();
tf.center();
g2 = (Graphics2D) td.getGraphics();
// 车110
vCar110 = new VerticalCar(g2, td);
// 设置车110的属性
if (vCar110 instanceof VerticalCar) {
VerticalCar car = (VerticalCar) vCar110;
car.setX(508);
car.setY(-car.getHeight() / 2);
car.setSpeed(60);
car.setNorthToSouth(true);
}
// 车120
vCar120 = new VerticalCar(g2, td);
// 设置车120的属性
if (vCar120 instanceof VerticalCar) {
VerticalCar car = (VerticalCar) vCar120;
car.setX(386);
car.setY(TrafficFrame.DEFAULT_HEIGHT + car.getHeight() / 2);
car.setSpeed(30);
car.setNorthToSouth(false);
}
// 车119
hCar119 = new HorizontalCar(g2, td);
// 设置车119的属性
if (hCar119 instanceof HorizontalCar) {
HorizontalCar car = (HorizontalCar) hCar119;
car.setX(-car.getWidth() / 2);
car.setY(258);
car.setSpeed(60);
car.setLeftToRight(true);
}
// 车999
hCar999 = new HorizontalCar(g2, td);
// 设置车999的属性
if (hCar999 instanceof HorizontalCar) {
HorizontalCar car = (HorizontalCar) hCar999;
car.setX(TrafficFrame.DEFAULT_WIDTH + car.getWidth() / 2);
car.setY(382);
car.setSpeed(30);
car.setLeftToRight(false);
}
// 交通灯
light = new TrafficLight(g2);
// 设置交通灯的位置
light.setWidth(36);
light.setHeight(36);
light.setVerticalRedX(683);
light.setVerticalRedY(156);
light.setVerticalGreenX(683);
light.setVerticalGreenY(206);
light.setHorizontalRedX(250);
light.setHorizontalRedY(510);
light.setHorizontalGreenX(300);
light.setHorizontalGreenY(510);
light.addObserver((Observer) vCar110);
light.addObserver((Observer) vCar120);
light.addObserver((Observer) hCar119);
light.addObserver((Observer) hCar999);
Thread thrVCar110 = new Thread((Runnable) vCar110, "car110");
thrVCar110.start();
Thread thrVCar120 = new Thread((Runnable) vCar120, "car120");
thrVCar120.start();
Thread thrHCar119 = new Thread((Runnable) hCar119, "car119");
thrHCar119.start();
Thread thrHCar999 = new Thread((Runnable) hCar999, "car999");
thrHCar999.start();
Thread thrLight = new Thread((Runnable) light);
thrLight.start();
}