setupclass.java

小游戏--淘金者 主要用到了双缓冲平面作图

package bin;

import javax.imageio.ImageIO;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.io.File;
import java.io.IOException;

class SetupUp extends JPanel
{
	JLabel label1 = new JLabel("向上");
	JButton button1 = new JButton("↑");
	char up;

	public SetupUp()
	{
		this.setSize(80,15);
		this.setBackground(Color.BLACK);
		this.setLayout(null);
		
		label1.setBounds(0,0,60,15);
		label1.setForeground(Color.WHITE);
		button1.setBounds(50,0,80,15);
		button1.addKeyListener(new KeyAdapter()  //设置键盘监听
		{
			public void keyPressed(KeyEvent e)//监听键盘按下事件
			{
				up = e.getKeyChar();     //获得键盘按下所对应的字符键
				button1.setText(up+" ");  //把按键按下字符直接设置在button1上
				button1.setFocusable(false);
				button1.setForeground(Color.WHITE);
				button1.setBackground(Color.BLACK);					
			}
		
		});
		 		
		button1.setBackground(Color.WHITE);
		add(label1);
		add(button1);
	}
	public void buttonDefault()//自定义了一个方法 目的: 当点击重置的时候调用这个方法
	{
		button1.setText("↑");
		button1.setFocusable(true);
		button1.setBackground(Color.WHITE);
		button1.setForeground(Color.BLACK);
	}

}
class SetDown extends JPanel
{
	JLabel label2 = new JLabel("向下");
	JButton button2 = new JButton("↓");
	char down;
	
	public SetDown()
	{
	
		this.setSize(80,15);
		this.setBackground(Color.BLACK);
		this.setLayout(null);
		
		label2.setBounds(0,0,60,15);
		label2.setForeground(Color.WHITE);
		button2.setBounds(50,0,80,15);
		button2.addKeyListener(new KeyAdapter()
		{
			public void keyPressed(KeyEvent e)
			{
				down = e.getKeyChar();//获得键盘按下字符赋给变量down
				button2.setText(down+" ");
				button2.setFocusable(true);//获得焦点
				button2.setFocusable(false);//失去焦点	
				button2.setForeground(Color.WHITE);
				button2.setBackground(Color.BLACK);
			}
		});

		
		add(label2);
		add(button2);
	}
	public void buttonDefault()
	{
		button2.setText("↓");
		button2.setFocusable(true);
		button2.setBackground(Color.WHITE);
		button2.setForeground(Color.BLACK);
	}
}
class SetLeft extends JPanel
{	
		JLabel label3 = new JLabel("向左");	
		JButton button3 = new JButton("←");
		char left;
		
	public SetLeft()
	{
		this.setSize(80,15);
		this.setBackground(Color.BLACK);
		this.setLayout(null);
	
		label3.setBounds(0,0,60,15);
		label3.setForeground(Color.WHITE);
		button3.setBounds(50,0,80,15);
		button3.addKeyListener(new KeyAdapter()
		{
			public void keyPressed(KeyEvent e)
			{
				left = e.getKeyChar();
				button3.setText(left+" ");
				button3.setFocusable(true);
				button3.setFocusable(false);
				button3.setBackground(Color.YELLOW);	
				button3.setForeground(Color.WHITE);
				button3.setBackground(Color.BLACK);			
			}
		});
		
		add(label3);
		add(button3);	
	}
	public void buttonDefault()
	{
		button3.setText("←");
		button3.setFocusable(true);
		button3.setBackground(Color.WHITE);
		button3.setForeground(Color.BLACK);
	}
			
}
class SetRight extends JPanel
{
		JLabel label4 = new JLabel("向右");
		JButton button4 = new JButton("→");
		char right;
				
	public SetRight()
	{
		this.setSize(80,15);
		this.setBackground(Color.BLACK);
		this.setLayout(null);
		label4.setBounds(0,0,60,15);
		label4.setForeground(Color.WHITE);
		button4.setBounds(50,0,80,15);
		button4.addKeyListener(new KeyAdapter()
		{
			public void keyPressed(KeyEvent e)
			{
				right = e.getKeyChar();
				button4.setText(right+" ");
				button4.setFocusable(true);
				button4.setFocusable(false);
				button4.setForeground(Color.WHITE);
				button4.setBackground(Color.BLACK);	
							
			}
		});
		
		add(label4);
		add(button4);	
	}
	public void buttonDefault()//创建了一个按键方法  目的:当我调用这个方法的时候使按键显示默认值
	{
		button4.setText("→");
		button4.setFocusable(true);
		button4.setBackground(Color.WHITE);
		button4.setForeground(Color.BLACK);
	}	
}
class LeftPit extends JPanel
{
		JLabel label5 = new JLabel("左陷阱");
		JButton button5 = new JButton("J");
		char leftpit;
	public LeftPit()
	{
		this.setSize(80,15);
		this.setBackground(Color.BLACK);
		this.setLayout(null);
		
		label5.setBounds(0,0,60,15);
		label5.setForeground(Color.WHITE);
		button5.setBounds(50,0,80,15);
		
		button5.addKeyListener(new KeyAdapter()
		{
			public void keyPressed(KeyEvent e)
			{
				leftpit = e.getKeyChar();
				button5.setText(leftpit+" ");
				button5.setFocusable(true);
				button5.setFocusable(false);
				button5.setForeground(Color.WHITE);
				button5.setBackground(Color.BLACK);
							
			}
		});
		
		add(label5);
		add(button5);	
	}
		public void buttonDefault()
	{
		button5.setText("J");
		button5.setFocusable(true);
		button5.setBackground(Color.WHITE);
		button5.setForeground(Color.BLACK);
	}	
}
class RightPit extends JPanel
{
		JLabel label6 = new JLabel("右陷阱");
		JButton button6 = new JButton("L");
		char rightpit;
		
	public RightPit()
	{
		this.setSize(80,15);
		this.setBackground(Color.BLACK);
		this.setLayout(null);
		label6.setBounds(0,0,60,15);
		label6.setForeground(Color.WHITE);
		button6.setBounds(50,0,80,15);
		button6.addKeyListener(new KeyAdapter()
		{
			public void keyPressed(KeyEvent e)
			{
				rightpit = e.getKeyChar();
				button6.setText(rightpit+" ");
				button6.setFocusable(true);
				button6.setFocusable(false);
				button6.setBackground(Color.PINK);
				button6.setForeground(Color.WHITE);
				button6.setBackground(Color.BLACK);	
							
			}
		});
		
		add(label6);
		add(button6);	
	}
		public void buttonDefault()
	{
		button6.setText("L");
		button6.setFocusable(true);
		button6.setBackground(Color.WHITE);
		button6.setForeground(Color.BLACK);
	}	
}
class OkReset extends JPanel
{
		JButton jrbutton  = new JButton("确定");
		JButton jrbutton1 = new JButton("重置");
		SetupUp  setup;
		SetDown  setdown;
		SetLeft  setleft;
		SetRight setright;
		LeftPit  leftpit;
		RightPit rightpit;
		
		
 	public OkReset(SetupUp setu,SetDown setdow,SetLeft setlef,SetRight setrigh,LeftPit leftpi,RightPit rightpi)
 	{
 		this.setup   =setu;
 		this.setdown =setdow;
 		this.setleft =setlef;
 		this.setright=setrigh;
 		this.leftpit =leftpi;
 		this.rightpit=rightpi;
 		
 		jrbutton.setFocusable(false);
 		this.setSize(100,165);
 		this.setBackground(Color.BLACK);
 		this.setLayout(null);
 		jrbutton.setBackground(Color.BLACK);
		jrbutton.setForeground(Color.YELLOW);
		jrbutton.setBounds(0,0,60,15);
		jrbutton1.setBackground(Color.BLACK);
		jrbutton1.setForeground(Color.YELLOW);
		jrbutton1.setBounds(80,0,60,15);
		jrbutton.setCursor(Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
		jrbutton1.setCursor(Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
		
		jrbutton1.addMouseListener(new MouseAdapter()
		{
			public void mouseClicked(MouseEvent e)
			{
				setup.buttonDefault();
				setdown.buttonDefault();
				setleft.buttonDefault();
				setright.buttonDefault();
				leftpit.buttonDefault();
				rightpit.buttonDefault();
				jrbutton1.setFocusable(false);
				setup.button1.setFocusable(true);	
			}
		});		
		add(jrbutton);
		add(jrbutton1);
 	}
}