每日分享两个小程序源码
下载地址：无极低码：wheart.cn
https://wheart.cn/so/home?m=dw&rid=f6d836c8-d54a-11ed-96fa-52540016e6ac
<!--snake.wxml-->
<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 = 0this.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();}});
