Javascript implements a simple version of the game of destroying stars

Let’s take a look at the implemented renderings

Game rules: Double-click the stars with the same color, double-click the same part and it will disappear

Example code

* {margin:0; padding:0;} body {background:#000; width:100%; height:100%;} #box {position:absolute; margin-top:50px;} #star_box {position:relative; } #star_box .star {width:40px; height:40px; position:absolute; cursor:pointer; } #star_box .star img {border-radius:5px;} #star_box .link img {border:2px solid #fff; border-radius:5px;} $(function(){ app.run(); }); // 2015-1-30 16:26 // 基本都已经实现 // 积分系统还没开始 var app = {}; app.linkStars = []; app.searchStars = []; app.stars = []; app.newStars = []; app.colsNoneNum = 0; app.star = { width:30, // 星星的宽度 height:30, // 高度 margin:5, // 每个星星的边距 rowNum:10, // 行数 colsNum:10, // 列数 colorNum:5, // 星星颜色数量 最大值为5 因为我TMD就做了5张星星图片 }; app.timer = null; app.run = function() { this.box = $('#box'); this.starBox = this.box.find('#star_box'); this.initCanvas(); this.initStars(); this.draw(); this.initBox(); // this.write(); } app.initCanvas = function() { var height = $(window).height(); $('body').css('height', height+'px'); } // 初始化box样式 app.initBox = function() { var boxWidth = this.star.width*this.star.colsNum+this.star.margin*this.star.colsNum; var boxHeight = this.star.height*this.star.rowNum+this.star.margin*this.star.rowNum; var left = ($(window).width() - boxWidth) / 2; this.box.css('left', left+'px'); this.box.css('width', boxWidth+'px'); this.box.css('height', boxHeight+'px'); } // 初始化星星数组 app.initStars = function() { for(var i = 0; i < this.star.rowNum; i++) { this.stars[i] = []; for(var k = 0; k < this.star.colsNum; k++) { var color_index = Math.floor((Math.random()*this.star.colorNum)); this.stars[i][k] = color_index; } } // this.stars = [[0,1,0,1,1],[0,0,0,1,0]]; // bug测试 this.newStars = left2Array(this.stars); this.noLeftChangeStars = left2Array(this.stars); } app.initColsLink = function() { // 当前查找状态，一个数组对象，每个对象代表一列 this.colsLink = []; for(var i = 0; i < this.star.colsNum; i++) { this.colsLink[i] = {x:[], num:0, max:Number(-1), count:this.initRowArray(1)}; } } app.click = function(x, y) { x = parseInt(x); y = parseInt(y); var searchStars = []; searchStars[0] = {x:x, y:y}; this.count = 0; this.linkStars = []; this.searchStars = []; this.bigSearch(searchStars); // 搜索 连接的星星 this.clickAnimate(); } app.mouseup = function() { clearTimeout(app.timer); app.timer = setTimeout(function() { app.starBox.find('.star').removeClass('link'); }, 500); } // 触摸某个星星 // X坐标 和 Y坐标 app.touch = function(x, y) { x = parseInt(x); y = parseInt(y); var searchStars = []; searchStars[0] = {x:x, y:y}; this.count = 0; this.linkStars = []; this.searchStars = []; this.bigSearch(searchStars); // 搜索 连接的星星 this.initColsLink(); this.colsNoneLenth = this.initColsArray(0); this.leftData = {min:Number(this.star.colsNum), y:[], num:0, count:this.initColsArray(1)}; this.makeStars(); // 重新生成星星数组 this.animate(); // this.draw(); // 重新绘制星星 // this.write(); // debug } // 星星动画 app.animate = function() { if(this.linkStars.length 1) { var mOffset = 0; for(var j = this.colsLink[i].x.length-1; j >= 0; j--) { mOffset += this.colsLink[i].count[j]; var r = this.colsLink[i].x[j-1]; if(j - 1 r; t_x--) { this.downAnimate(t_x, y, mOffset); } } } else { for(var t_x = x-1; t_x >= 0; t_x--) { this.downAnimate(t_x, y, this.colsLink[y].num); } } } if(this.leftData.min > -1) { if(this.leftData.y.length > 1) { var mOffset = 0; for(var j = 0; j this.leftData.y.length-1) r=this.star.colsNum; for(var n_x = 0; n_x <= this.star.rowNum-1; n_x++) { for(var n_y = this.leftData.y[j]+1; n_y < r; n_y++) { this.leftAnimate(n_x, n_y, mOffset); } } } } else { var y = parseInt(this.leftData.min); for(var n_x = 0; n_x <= this.star.rowNum-1; n_x++) { for(var n_y = y+1; n_y < this.star.colsNum; n_y++) { this.leftAnimate(n_x, n_y, this.leftData.num); } } } } // this.leftAnimate(); } /* 消除星星的动画效果 */ app.delAnimate = function(x,y) { var index = x*this.star.colsNum + y; // 根据x、y计算对应dom中星星的 id var starDiv = this.starBox.find('.id_'+index); var left = parseInt(starDiv.css('left')) + this.star.width/2 var top = parseInt(starDiv.css('top')) + this.star.height/2 starDiv.find('img').animate({width:'0',height:'0'}, 500); starDiv.animate({ left:left+'px', top:top+'px', opacity:0}, 500, function(){$(this).hide();}); starDiv.removeClass('id_'+index); } /* 星星向下移动的动画效果 */ app.downAnimate = function(x, y, move_num) { if(this.checkRepeat(x, y)) { return ; } var index = x*this.star.colsNum + y; var starDiv = this.starBox.find('.id_'+index); var dTop = parseInt(starDiv.css('top')); var top = dTop + (this.star.height + this.star.margin) * move_num; starDiv.animate({top:top+'px'}, 300); var n_x_ = x + move_num; starDiv.attr('ondblclick', 'app.touch('+n_x_+','+y+')'); starDiv.attr('onmousedown', 'app.click('+n_x_+','+y+')'); starDiv.removeClass('id_'+index); var id = parseInt(n_x_*this.star.colsNum) + parseInt(y); starDiv.addClass('id_'+id); } /* 星星向左移动的动画效果 */ app.leftAnimate = function(x, y, move_num) { var index = x*this.star.colsNum + y; var starDiv = this.starBox.find('.id_'+index); var dLeft = parseInt(starDiv.css('left')); var left = dLeft - (this.star.width + this.star.margin) * move_num; starDiv.animate({left:left+'px'}, 300); var n_y_ = y - move_num; starDiv.attr('ondblclick', 'app.touch('+x+','+n_y_+')'); starDiv.attr('onmousedown', 'app.click('+x+','+n_y_+')'); starDiv.removeClass('id_'+index); var id = parseInt(x*this.star.colsNum) + parseInt(n_y_); starDiv.addClass('id_'+id); } // 点击提示连接星星动画 app.clickAnimate = function() { if(this.linkStars.length < 2) return; this.starBox.find('.star').removeClass('link'); for(var i in this.linkStars) { var x = parseInt(this.linkStars[i].x); var y = parseInt(this.linkStars[i].y); var index = x*this.star.colsNum + y; var starDiv = this.starBox.find('.id_'+index); starDiv.addClass('link'); } } /* 递归遍历查找 */ app.bigSearch = function(searchStars) { if(searchStars.length == 0) return ; this.newSearchStars = []; this.s_count = 0; for(var i in searchStars) { var star = searchStars[i]; var x = parseInt(star.x); var y = parseInt(star.y); if(!this.checkRepeat(x, y)) { this.linkStars[this.count] = {x:x, y:y}; } this.count++; this.search(x, y, 'top'); this.search(x, y, 'right'); this.search(x, y, 'down'); this.search(x, y, 'left'); } this.bigSearch(this.newSearchStars); } /* 上下左右 查找 */ app.search = function(x, y, position) { if(position == 'top') { var top = x-1; if(top this.star.colsNum-1) return; if(this.stars[x][y] == this.stars[x][right] && !this.checkRepeat(x, right)) { this.newSearchStars[this.s_count] = {x:x, y:right}; } } else if(position == 'down') { var down = x+1; if(down > this.star.rowNum-1) return; if(this.stars[x][y] == this.stars[down][y] && !this.checkRepeat(down, y)) { this.newSearchStars[this.s_count] = {x:down, y:y}; } } else if(position == 'left') { var left = y-1; if(left < 0) return; if(this.stars[x][y] == this.stars[x][left] && !this.checkRepeat(x, left)) { this.newSearchStars[this.s_count] = {x:x, y:left}; } } this.s_count++; } // 根据传递的x, y来检测是否存在在linkStars中 如果存在则返回 true app.checkRepeat = function(x, y) { if(this.linkStars.length == 0) return false; for(var i in this.linkStars) { var star = this.linkStars[i]; if(parseInt(star.x) == parseInt(x) && parseInt(star.y) == parseInt(y)) return true; } return false; } // 从新构造“星星”数组 // stars、newStars必须初始化完成 // linkStars必须>=2个星星 app.makeStars = function() { if(this.stars.length==0 || this.newStars.length==0 || this.linkStars.length==0 || this.linkStars.length<2) return false; // -== setp-1 ==- /* 在相连数组中查找当前星星是否是相连的 如果是相连的星星 则在newStars中把该星星以上的星星的值都赋值给x+1的星星 然后在newStars中把最上面的一个元素 即[0][y]的元素值设为-1; */ var clx_count = this.initColsArray(0); for(var x in this.stars) { x = parseInt(x); for(var y in this.stars[x]) { y = parseInt(y); if(this.stars[x][y] != -1 && this.checkRepeat(x,y)) { for(var n_x = x-1; n_x >= 0; n_x--) { this.newStars[n_x+1][y] = this.newStars[n_x][y]; } this.newStars[0][y] = -1; this.colsLink[y].num += 1; if(this.colsLink[y].max < x) { this.colsLink[y].max = x; if((x+1 <= this.stars.length-1 && !this.checkRepeat(x+1,y)) || (x == this.stars.length-1 && this.checkRepeat(x,y))) { this.colsLink[y].x[clx_count[y]] = x; clx_count[y]++; } else if(x+1 <= this.stars.length-1 && this.checkRepeat(x+1,y)) { this.colsLink[y].count[clx_count[y]] += 1; } } this.colsNoneLenth[y] += 1; } } } // -== setp-2 ==- // 主要是为生成左移动画统计数据 this.noLeftChangeStars = left2Array(this.newStars); var ld_count = 0; for(var y = 0; y y) { this.leftData.min = y; } if((y+1 <= this.star.colsNum-1 && !this.checkColsNone(y+1)) || (y == this.star.colsNum-1)) { this.leftData.y[ld_count] = y; ld_count++; } else if(y+1 -1) { var check = this.leftData.min; for(var y = 0; y < this.star.colsNum; y++) { if(this.checkNewColsNone(check)) { for(var n_x = 0; n_x <= this.star.rowNum-1; n_x++) { for(var n_y = check+1; n_y < this.star.colsNum; n_y++) { this.newStars[n_x][n_y-1] = this.newStars[n_x][n_y]; } this.newStars[n_x][this.star.colsNum-1] = -1; } } else { check += 1; } } } // 把新构造的数组 再赋值给星星数组 this.stars = left2Array(this.newStars); } // 检测当前列是否全部消空 如果消空返回true // 数组未被左移破坏，只被下移修改过 app.checkColsNone = function(y) { var count = 0; for(var x = 0; x < this.star.rowNum; x++) { if(this.noLeftChangeStars[x][y] == Number(-1)) count++; } if(count == this.star.rowNum) return true; return false; } // 检测当前列是否全部消空 如果消空返回true // 数组为每次下移和左移之后新生成的数组 app.checkNewColsNone = function(y) { var count = 0; for(var x = 0; x < this.star.rowNum; x++) { if(this.newStars[x][y] == Number(-1)) count++; } if(count == this.star.rowNum) return true; return false; } app.draw = function() { var starsDiv = ''; for(var x in this.stars) { x = parseInt(x); for(var y in this.stars[x]) { y = parseInt(y); var star = this.stars[x][y]; if(star == -1) { continue; } var left = y*this.star.width+y*5; var top = x*this.star.height+x*5; var index = x*this.star.colsNum + y; starsDiv += ' '; } } $('#star_box').html(starsDiv); } app.initColsArray = function(val) { var array = []; if(val == 'undefined') val = 0; for(var i = 0; i < this.star.colsNum; i++) { array[i] = val; } return array; } app.initRowArray = function(val) { var array = []; if(val == 'undefined') val = 0; for(var i = 0; i < this.star.rowNum; i++) { array[i] = val; } return array; } app.write = function() { var html = ''; for(var i in this.stars) { var line = this.stars[i]; for(var j in line) { var star = line[j]; var color = 'red'; if(star == -1) { color = 'blue'; } html += ' '+star+' ('+i+','+j+') '; } html += '

'; } html += ' --===================================================-- '; $('#show').append(html); } function left2Array(array) { if(array.length Y: -->

Javascript implements a simple version of the game of destroying stars

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