Java版2048游戏实现代码

Frame.java ~ 9KB         

package Java_2048;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import java.awt.FlowLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Random;

import javax.swing.*;

@SuppressWarnings("serial")
public class Frame extends JFrame{

	/**
	 * @param args
	 */
	Container thisContainer; 
	JLabel label;
	JPanel panel1,panel2,panel3;
//	JPanel panel3 = new JPanel();
	JButton numBtn[][]=new JButton[4][4];
	JButton controlBtn[]=new JButton[4];
	JButton playAgainButton,exitButton;
	int grid[][]=new int[4][4],score=0;
	Action_2048 act=new Action_2048();
	
	public void Init(){
		this.setBounds(280,100,500,450);
		this.setTitle("Java版2048");
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		
		label=new JLabel("Score:");
		label.setForeground(Color.red);
		thisContainer=this.getContentPane();
		panel1=new JPanel();
		panel2=new JPanel();
		panel3=new JPanel();
		thisContainer.add(panel1,BorderLayout.NORTH); 
		thisContainer.add(panel2,BorderLayout.CENTER);
		thisContainer.add(panel3,BorderLayout.SOUTH);
		
		panel1.setLayout(new FlowLayout());
		panel1.add(label);
		
		//对数组面板panel2布局
		panel2.setLayout(new GridLayout(4,4));
		for(int i=0;i<4;i++){
			for(int j=0;j<4;j++){
				numBtn[i][j]=new JButton();
				grid[i][j]=0;
				numBtn[i][j]=new JButton(String.valueOf(grid[i][j]));
				numBtn[i][j].setFont(new java.awt.Font("Segoe UI Symbol",1, 25));
//				设置背景色
				numBtn[i][j].setBackground(Color.CYAN);
//				设置按钮不要边框
//				numBtn[i][j].setBorderPainted(false);
				//设置凸起来的按钮，很多其他的swing也可用此方法
				numBtn[i][j].setBorder(BorderFactory.createRaisedBevelBorder());
//				设置凹起来的按钮，很多其他的swing也可用此方法
//				numBtn[i][j].setBorder(BorderFactory.createLoweredBevelBorder());
				panel2.add(numBtn[i][j]);
			}
		}
		int k=(int)Math.round(Math.random()*15);
		int i=k/4;
		int j=k%4;
		grid[i][j]=2;
		numBtn[i][j].setText(String.valueOf(grid[i][j]));
		
		//对方向控制按钮进行布局以及对"退出"、"再来一局"进行布局
		panel3.setLayout(new FlowLayout());
		controlBtn[0] = new JButton("↑");
		controlBtn[1] = new JButton("↓");
		controlBtn[2] = new JButton("←");
		controlBtn[3] = new JButton("→");
		
		for(i=0;i<4;i++){
			controlBtn[i].addActionListener(act);
			panel3.add(controlBtn[i]);
		}
		playAgainButton=new JButton("再来一局"); 
		exitButton=new JButton("退出");
		playAgainButton.addActionListener(act);
		exitButton.addActionListener(act);
		panel3.add(exitButton);
		panel3.add(playAgainButton);
		

		this.setVisible(true);
	}
	class Action_2048 implements ActionListener{
		@Override
		public void actionPerformed(ActionEvent e) {
			// TODO Auto-generated method stub
			int f=0,TongGuanF=0;
			//"↑"————controlBtn[0]
			if(e.getSource()==controlBtn[0]){
				int i=0,j=0,n,t[]={0,0,0,0};
				int b[][]=new int[4][4];
				for(i=0;i<4;i++)
				{
					n=0;
					for(j=0;j<4;j++)
					{
						b[j][i]=grid[j][i];
						if(grid[j][i]!=0)
						{
							t[n++]=grid[j][i];
						}
					}
					for(j=0;j<4;j++)
					{
						grid[j][i]=t[j];
						numBtn[j][i].setText(String.valueOf(grid[j][i]));
						t[j]=0;		//避免下一列受上一列的影响
					}
				}
				for(i=0;i<4;i++)
				{
					for(j=0;j<4;j++)
					{
						if(grid[i][j]!=b[i][j])
						{
							f=1;
							break;
						}
					}
					if(f==1)
						break;
				}


				for(i=0;i<4;i++)
				{
					for(j=0;j<3;j++)
					{
						if((grid[j][i]==grid[j+1][i])&&(grid[j][i]!=0))
						{
							f=1;
							grid[j][i]=2*grid[j][i];
							numBtn[j][i].setText(String.valueOf(grid[j][i]));
							score+=grid[j][i];
							for(n=j+1;n<3;n++)
							{
								grid[n][i]=grid[n+1][i];
								numBtn[n][i].setText(String.valueOf(grid[n][i]));
							}
							grid[n][i]=0;
							numBtn[n][i].setText(String.valueOf(grid[n][i]));
						}
					}
				}
			}
			if(e.getSource()==controlBtn[1]){
				int i=0,j=0,n,t[]={0,0,0,0};
				int b[][]=new int[4][4];
				for(i=0;i<4;i++)
				{
					n=0;
					for(j=0;j<4;j++)
					{
						b[j][i]=grid[j][i];
						if(grid[j][i]!=0)
						{
							t[n++]=grid[j][i];
						}
					}
					for(j=3;j>=0;j--)
					{
						if(n>0)
						{
							grid[j][i]=t[n-1];
							numBtn[j][i].setText(String.valueOf(grid[j][i]));
							n--;
						}else{
							grid[j][i]=0;		//避免下一列受上一列的影响
							numBtn[j][i].setText(String.valueOf(grid[j][i]));
						}
					}
				}
				for(i=0;i<4;i++)
				{
					for(j=0;j<4;j++)
					{
						if(grid[i][j]!=b[i][j])
						{
							f=1;
							break;
						}
					}
					if(f==1)
						break;
				}


				for(i=0;i<4;i++)
				{
					for(j=3;j>0;j--)
					{
						if((grid[j][i]==grid[j-1][i])&&(grid[j][i]!=0))
						{
							f=1;
							grid[j][i]=2*grid[j][i];
							numBtn[j][i].setText(String.valueOf(grid[j][i]));
							score+=grid[j][i];
							for(n=j-1;n>0;n--)
							{
								grid[n][i]=grid[n-1][i];
								numBtn[n][i].setText(String.valueOf(grid[n][i]));
							}
							grid[n][i]=0;
							numBtn[n][i].setText(String.valueOf(grid[n][i]));
						}
					}
				}
			}
			if(e.getSource()==controlBtn[2]){
				int i=0,j=0,n,t[]={0,0,0,0};
				int b[][]=new int[4][4];
				for(i=0;i<4;i++)
				{
					n=0;
					for(j=0;j<4;j++)
					{
						b[i][j]=grid[i][j];
						if(grid[i][j]!=0)
						{
							t[n++]=grid[i][j];
						}
					}
					for(j=0;j<4;j++)
					{
						grid[i][j]=t[j];
						numBtn[i][j].setText(String.valueOf(grid[i][j]));
						t[j]=0;		//避免下一行受上一行的影响
					}
				}
				for(i=0;i<4;i++)
				{
					for(j=0;j<4;j++)
					{
						if(grid[i][j]!=b[i][j])
						{
							f=1;
							break;
						}
					}
					if(f==1)
						break;
				}


				for(i=0;i<4;i++)
				{
					for(j=0;j<3;j++)
					{
						if((grid[i][j]==grid[i][j+1])&&(grid[i][j]!=0))
						{
							f=1;
							grid[i][j]=grid[i][j]*2;
							numBtn[i][j].setText(String.valueOf(grid[i][j]));
							score+=grid[i][j];
							for(n=j+1;n<3;n++)
							{
								grid[i][n]=grid[i][n+1];
								numBtn[i][n].setText(String.valueOf(grid[i][n]));
							}
							grid[i][n]=0;
							numBtn[i][n].setText(String.valueOf(grid[i][n]));
						}
					}
				}
			}
			if(e.getSource()==controlBtn[3]){
				int i=0,j=0,n,t[]={0,0,0,0};
				int b[][]=new int[4][4];
				for(i=0;i<4;i++)
				{
					n=0;
					for(j=0;j<4;j++)
					{
						b[i][j]=grid[i][j];
						if(grid[i][j]!=0)
						{
							t[n++]=grid[i][j];
						}
					}
					for(j=3;j>=0;j--)
					{
						if(n>0)
						{
							grid[i][j]=t[n-1];
							n--;
							t[n]=0;
							numBtn[i][j].setText(String.valueOf(grid[i][j]));
						}else{
							grid[i][j]=0;
							numBtn[i][j].setText(String.valueOf(grid[i][j]));
						}
						
						//避免下一行受上一行的影响
					}
				}
				for(i=0;i<4;i++)
				{
					for(j=0;j<4;j++)
					{
						if(grid[i][j]!=b[i][j])
						{
							f=1;
							break;
						}
					}
					if(f==1)
						break;
				}


				for(i=0;i<4;i++)
				{
					for(j=3;j>0;j--)
					{
						if((grid[i][j]==grid[i][j-1])&&(grid[i][j]!=0))
						{
							f=1;
							grid[i][j]=grid[i][j]*2;
							numBtn[i][j].setText(String.valueOf(grid[i][j]));
							score+=grid[i][j];
							for(n=j-1;n>0;n--)
							{
								grid[i][n]=grid[i][n-1];
								numBtn[i][n].setText(String.valueOf(grid[i][n]));
							}
							grid[i][n]=0;
							numBtn[i][n].setText(String.valueOf(grid[i][n]));
						}
					}
				}
			}
			if(e.getSource()==playAgainButton){
				for(int i=0;i<4;i++){
					for(int j=0;j<4;j++){
						grid[i][j]=0;
						numBtn[i][j].setText(String.valueOf(grid[i][j]));
					}
				}
				int k=(int)Math.round(Math.random()*15);
				int i=k/4;
				int j=k%4;
				grid[i][j]=2;
				numBtn[i][j].setText(String.valueOf(grid[i][j]));
			}
			if(e.getSource()==exitButton){
				System.exit(0);
			}
			
			//产生新数2、4
			if(f==1){
				int r[]=new int[16];
				int n=0,i,j;
				for(i=0;i<4;i++)
				{
					for(j=0;j<4;j++)
					{
						if((grid[i][j]==0))
						{
							r[n]=i*4+j;
							n++;
						}
					}
				}

				Random rd=new Random();
				int k=rd.nextInt(n);
				i=r[k]/4;
				j=r[k]%4;
				if((i+j)%5!=0)
				{
					grid[i][j]=2;
				}
				else{
					grid[i][j]=4;
				}
				numBtn[i][j].setText(String.valueOf(grid[i][j]));
				if(score>5000){
					for(i=0;i<4;i++){
						for(j=0;j<4;j++){
							if(grid[i][j]==2048)
								TongGuanF=1;
						}
					}
				}
				if(TongGuanF==1)
					label.setText("恭喜过关！");
				else
					label.setText("Score:  "+String.valueOf(score)+"分"); 
			}
		}
		
	}
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Frame f=new Frame();
		f.Init();
	}

}

标签： seo

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