贪吃蛇微信小程序源码

你的名字 2024-03-24 17:48 57阅读 0赞

每日分享两个[小程序源码][Link 1]

**下载地址：[无极低码：wheart.cn![icon-default.png_t_N2N8][]https://wheart.cn/so/home?m=dw&rid=f6d836c8-d54a-11ed-96fa-52540016e6ac][wheart.cn_icon-default.png_t_N2N8_https_wheart.cn_so_home_m_dw_rid_f6d836c8-d54a-11ed-96fa-52540016e6ac]**

![8a43869579194f64a0dd3402644c6375.png][]

<view class="control" bindtouchstart="tapStart" bindtouchmove="tapMove" bindtouchend="tapEnd">
    
    <view class="score">
        <view class="title">snake</view>
        <view class="scoredetail">
            <view class="scoredesc">得分</view>
            <view class="scorenumber">{
       {score}}</view>
        </view>
        <view class="scoredetail">
            <view class="scoredesc">历史最高</view>
            <view class="scorenumber">{
       {maxscore}}</view>
        </view>
    </view>
    <view class="ground">
        <view wx:for="{
       {ground}}"  class="rows" wx:for-item="cols">
            <view wx:for="{
       {cols}}" class="block block_{
       {item}}" >
    
            </view>
        </view>
    </view>
    <modal class="modal" hidden="{
       {modalHidden}}" no-cancel bindconfirm="modalChange">
      <view> 游戏结束，重新开始吗？ </view>
    </modal>
    </view>

//snake.js
    var app = getApp();
    
    Page({
       data:{
            score: 0,//比分
            maxscore: 0,//最高分
            startx: 0,
            starty: 0,
            endx:0,
            endy:0,//以上四个做方向判断来用
            ground:[],//存储操场每个方块
            rows:28,
            cols:22,//操场大小
            snake:[],//存蛇
            food:[],//存食物
            direction:'',//方向
            modalHidden: true,
            timer:''
       } ,
       onLoad:function(){
         
           var maxscore = wx.getStorageSync('maxscore');
           if(!maxscore) maxscore = 0
            this.setData({
            maxscore:maxscore
            });
            
            this.initGround(this.data.rows,this.data.cols);//初始化操场
            this.initSnake(3);//初始化蛇
            this.creatFood();//初始化食物
            this.move();//蛇移动
       },
       //计分器
        storeScore:function(){
    
          if(this.data.maxscore < this.data.score){
          this.setData({
            maxscore:this.data.score
            })
            wx.setStorageSync('maxscore', this.data.maxscore)
          }
      },
      //操场
        initGround:function(rows,cols){
            for(var i=0;i<rows;i++){
                var arr=[];
                this.data.ground.push(arr);
                for(var j=0;j<cols;j++){
                    this.data.ground[i].push(0);
                }
            }
        },
       //蛇
       initSnake:function(len){
           for(var i=0;i<len;i++){
               this.data.ground[0][i]=1;
               this.data.snake.push([0,i]);
           }
       },
       //移动函数
       move:function(){
           var that=this;
           this.data.timer=setInterval(function(){
               that.changeDirection(that.data.direction);
                that.setData({
                   ground:that.data.ground
               });
           },400);
       },
        tapStart: function(event){
            this.setData({
                startx: event.touches[0].pageX,
                starty: event.touches[0].pageY
                })
        },
        tapMove: function(event){
            this.setData({
                endx: event.touches[0].pageX,
                endy: event.touches[0].pageY
                })
        },
        tapEnd: function(event){
            var heng = (this.data.endx) ? (this.data.endx - this.data.startx) : 0;
            var shu = (this.data.endy) ? (this.data.endy - this.data.starty) : 0;
    
            if(Math.abs(heng) > 5 || Math.abs(shu) > 5){
                var direction = (Math.abs(heng) > Math.abs(shu)) ? this.computeDir(1, heng):this.computeDir(0, shu);
                switch(direction){
                case 'left':
                    if(this.data.direction=='right')return;
                    break;
                case 'right':
                    if(this.data.direction=='left')return;
                    break;
                case 'top':
                    if(this.data.direction=='bottom')return;
                    break;
                case 'bottom':
                    if(this.data.direction=='top')return;
                    break;
                default:
            }
            this.setData({
            startx:0,
            starty:0,
            endx:0,
            endy:0,
            direction:direction
            })
            
        }
        },
        computeDir: function(heng, num){
        if(heng) return (num > 0) ? 'right' : 'left';
        return (num > 0) ? 'bottom' : 'top';
        },
        creatFood:function(){
            var x=Math.floor(Math.random()*this.data.rows);
            var y=Math.floor(Math.random()*this.data.cols);
            var ground= this.data.ground;
            ground[x][y]=2;
            this.setData({
                ground:ground,
                food:[x,y]
            });
        },
        changeDirection:function(dir){
            switch(dir){
            case 'left':
                return this.changeLeft();
                break;
            case 'right':
                return this.changeRight();
                break;
            case 'top':
                return this.changeTop();
                break;
            case 'bottom':
                return this.changeBottom();
                break;
            default:
            }
        },
        changeLeft:function(){
            
            var arr=this.data.snake;
            var len=this.data.snake.length;
            var snakeHEAD=arr[len-1][1];
            var snakeTAIL=arr[0];
            var ground=this.data.ground;
            ground[snakeTAIL[0]][snakeTAIL[1]]=0;  
            for(var i=0;i<len-1;i++){
                    arr[i]=arr[i+1];   
            };
    
            var x=arr[len-1][0];
            var y=arr[len-1][1]-1;
            arr[len-1]=[x,y];
                this.checkGame(snakeTAIL);
            for(var i=1;i<len;i++){
                ground[arr[i][0]][arr[i][1]]=1;
            } 
            
        this.setData({
                    ground:ground,
                snake:arr
            });
            
            return true;
        },
        changeRight:function(){
            
            var arr=this.data.snake;
            var len=this.data.snake.length;
            var snakeHEAD=arr[len-1][1];
            var snakeTAIL=arr[0];
            var ground=this.data.ground;
            ground[snakeTAIL[0]][snakeTAIL[1]]=0;  
            for(var i=0;i<len-1;i++){
                    arr[i]=arr[i+1];   
            };
    
            var x=arr[len-1][0];
            var y=arr[len-1][1]+1;
            arr[len-1]=[x,y];
            this.checkGame(snakeTAIL);
            for(var i=1;i<len;i++){
                ground[arr[i][0]][arr[i][1]]=1;
    
            } 
            
            this.setData({
                    ground:ground,
                snake:arr
            });
            
            
        //    var y=this.data.snake[0][1];
        //    var x=this.data.snake[0][0];
        //     this.data.ground[x][y]=0;
        //     console.log(this.data.ground[x]);
        //      console.log(this.data.snake);
        //     for(var i=0;i<this.data.snake.length-1;i++){
        //         this.data.snake[i]=this.data.snake[i+1];
        //     }
        //     this.data.snake[this.data.snake.length-1][1]++;
        //     for(var j=1;j<this.data.snake.length;j++){
        //         this.data.ground[this.data.snake[j][0]][this.data.snake[j][1]]=1;
        //     }
            return true;
        },
        changeTop:function(){
            
            var arr=this.data.snake;
            var len=this.data.snake.length;
            var snakeHEAD=arr[len-1][1];
            var snakeTAIL=arr[0];
            var ground=this.data.ground;
            ground[snakeTAIL[0]][snakeTAIL[1]]=0;  
            for(var i=0;i<len-1;i++){
                    arr[i]=arr[i+1];   
            };
    
            var x=arr[len-1][0]-1;
            var y=arr[len-1][1];
            arr[len-1]=[x,y];
                this.checkGame(snakeTAIL);
            for(var i=1;i<len;i++){
                ground[arr[i][0]][arr[i][1]]=1;
            } 
            this.setData({
                ground:ground,
                snake:arr
            });
          
            return true;
        },
        changeBottom:function(){
            
            var arr=this.data.snake;
            var len=this.data.snake.length;
            var snakeHEAD=arr[len-1];
            var snakeTAIL=arr[0];
            var ground=this.data.ground;
            
            ground[snakeTAIL[0]][snakeTAIL[1]]=0;  
            for(var i=0;i<len-1;i++){
                    arr[i]=arr[i+1];   
            };
            var x=arr[len-1][0]+1;
            var y=arr[len-1][1];
            arr[len-1]=[x,y];
            this.checkGame(snakeTAIL);
            for(var i=1;i<len;i++){
                ground[arr[i][0]][arr[i][1]]=1;
            } 
            this.setData({
                ground:ground,
                snake:arr
            });
            return true;
        },
        checkGame:function(snakeTAIL){
            var arr=this.data.snake;
            var len=this.data.snake.length;
            var snakeHEAD=arr[len-1];
            if(snakeHEAD[0]<0||snakeHEAD[0]>=this.data.rows||snakeHEAD[1]>=this.data.cols||snakeHEAD[1]<0){
                    clearInterval(this.data.timer);
                        this.setData({
                        modalHidden: false,
                            })  
            }
            for(var i=0;i<len-1;i++){
                if(arr[i][0]==snakeHEAD[0]&&arr[i][1]==snakeHEAD[1]){
                    clearInterval(this.data.timer);
                        this.setData({
                            modalHidden: false,
                        })
                }
            }
            if(snakeHEAD[0]==this.data.food[0]&&snakeHEAD[1]==this.data.food[1]){
                arr.unshift(snakeTAIL);
                this.setData({
                    score:this.data.score+10
                });
                this.storeScore();
                this.creatFood();
            }
            
            
        },
        modalChange:function(){
        this.setData({
                score: 0,
            ground:[],
            snake:[],
                food:[],
                modalHidden: true,
                direction:''
        })
        this.onLoad();
        }
    
      
    });

[Link 1]: https://so.csdn.net/so/search?q=%E5%B0%8F%E7%A8%8B%E5%BA%8F%E6%BA%90%E7%A0%81&spm=1001.2101.3001.7020
[icon-default.png_t_N2N8]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/24/1769489dc1bc43ab9c8a1d000d564165.png
[wheart.cn_icon-default.png_t_N2N8_https_wheart.cn_so_home_m_dw_rid_f6d836c8-d54a-11ed-96fa-52540016e6ac]: https://wheart.cn/so/home?m=dw&rid=f6d836c8-d54a-11ed-96fa-52540016e6ac
[8a43869579194f64a0dd3402644c6375.png]: https://image.dandelioncloud.cn/pgy_files/images/2024/03/24/fcfbe46f772c40f19b493055dcf9e47c.png