package tanke.game;import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.Vector;//为了监听键盘事件，实现keylistener
public class mypanel extends JPanel implements KeyListener {mytanke mytanke = null;
//定义敌人坦克放入到vector集合中Vector<enemytank> enemytanks=new Vector<>();int enemytanksize=3;public mypanel() {mytanke = new mytanke(100, 100);//c初始化敌人坦克for(int i=0;i<enemytanksize;i++){enemytank enemytank1= new enemytank(100*(i+1),0);enemytank1.setDirect(2);enemytanks.add(enemytank1);}mytanke.setSpeed(2);}@Overridepublic void paint(Graphics g) {super.paint(g);g.fillRect(0, 0, 1000, 750);//填充矩形默认是黑色//画出坦克-方封装方法drawtank(mytanke.getX(), mytanke.getY(), g, mytanke.getDirect(), 1);//画出敌人坦克，遍历vectorfor(int i=0;i<enemytanksize;i++){//取出坦克enemytank enemytank=enemytanks.get(i);drawtank(enemytank.getX(),enemytank.getY(),g,enemytank.getDirect(),0);}}//x坦克坐标左上角，g是画笔，direct坦克方向，type 坦克类型public void drawtank(int x, int y, Graphics g, int direct, int type) {switch (type) {case 0://我们的坦克g.setColor(Color.cyan);break;case 1://敌方的坦克g.setColor(Color.yellow);break;}//接下来根据坦克方向绘制坦克//direct表示方向（0；向上，1；向右 2；向下 3；向左switch (direct) {case 0://表示向上g.fill3DRect(x, y, 10, 60, false);//画出坦克左边轮子g.fill3DRect(x + 30, y, 10, 60, false);//画出坦克右边轮子g.fill3DRect(x + 10, y + 10, 20, 40, false);//画出坦克盖子g.fillOval(x + 10, y + 20, 20, 20);//画出圆g.drawLine(x + 20, y + 30, x + 20, y);//画出炮筒直线break;case 1://向右g.fill3DRect(x, y, 60, 10, false);//画出坦克左边轮子g.fill3DRect(x, y + 30, 60, 10, false);//画出坦克右边轮子g.fill3DRect(x + 10, y + 10, 40, 20, false);//画出坦克盖子g.fillOval(x + 20, y + 10, 20, 20);//画出圆g.drawLine(x + 30, y + 20, x + 60, y + 20);//画出炮筒直线break;case 2://向下g.fill3DRect(x, y, 10, 60, false);//画出坦克左边轮子g.fill3DRect(x + 30, y, 10, 60, false);//画出坦克右边轮子g.fill3DRect(x + 10, y + 10, 20, 40, false);//画出坦克盖子g.fillOval(x + 10, y + 20, 20, 20);//画出圆g.drawLine(x + 20, y + 30, x + 20, y + 60);//画出炮筒直线break;case 3://向左g.fill3DRect(x, y, 60, 10, false);//画出坦克左边轮子g.fill3DRect(x, y + 30, 60, 10, false);//画出坦克右边轮子g.fill3DRect(x + 10, y + 10, 40, 20, false);//画出坦克盖子g.fillOval(x + 20, y + 10, 20, 20);//画出圆g.drawLine(x + 30, y + 20, x, y + 20);//画出炮筒直线break;default:System.out.println("暂时没有处理");}}@Overridepublic void keyTyped(KeyEvent e) {}@Overridepublic void keyPressed(KeyEvent e) {if (e.getKeyCode() == KeyEvent.VK_W) {mytanke.setDirect(0);mytanke.moveup();} else if (e.getKeyCode() == KeyEvent.VK_D){mytanke.setDirect(1);mytanke.moveright();}else if (e.getKeyCode()==KeyEvent.VK_A){mytanke.setDirect(3);mytanke.moveleft();}else if (e.getKeyCode()==KeyEvent.VK_S){
mytanke.setDirect(2);
mytanke.movedown();}this.repaint();}@Overridepublic void keyReleased(KeyEvent e) {}
}
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