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tic tac toe

2024-07-11 09:30:16   216人阅读

井字棋

 
<script type="text/javascript">// = size || indexY >= size){ return {x:-1, y:-1}; }else{ return {x: indexY, y:indexX}; } }; var getCenter = function(indexY, indexX){ var centerX = offsetX + indexX * blockSize + (indexX+0.6)*lineWidth + blockSize/2; var centerY = offsetY + indexY * blockSize + (indexY+0.6)*lineWidth + blockSize/2; return {x:centerX, y:centerY}; } var drawBoarder = function(ctx){ //竖着四条线，横着四条线 ctx.lineWidth = lineWidth; ctx.strokeStyle = baseColor; ctx.lineJoin="round"; var idx = 0; for(idx = 0; idx < size+1; idx++){ ctx.beginPath(); var beginX = offsetX + idx*(blockSize+lineWidth); ctx.moveTo(beginX, offsetY); ctx.lineTo(beginX, offsetY + length); ctx.stroke(); } for(idx = 0; idx < size+1; idx++){ var beginY = offsetY + idx*(blockSize+lineWidth); ctx.moveTo(offsetX, beginY); ctx.lineTo(offsetX + length, beginY); ctx.stroke(); } }; var drawCircle = function(indexX, indexY, ctx, color){ postion = getCenter(indexX, indexY); var col = color || "#91E333"; ctx.lineWidth = 2; ctx.strokeStyle = col; ctx.beginPath(); ctx.arc(postion.x, postion.y, blockSize*0.4 ,0,Math.PI * 2,true); //ctx.closePath(); ctx.stroke(); }; var drawXX = function(indexX, indexY, ctx, color){ postion = getCenter(indexX, indexY); offs = blockSize*0.25* 1.414; left_top = {x: postion.x - offs, y: postion.y - offs}; right_bottom = {x: postion.x + offs, y: postion.y + offs}; left_bottom = {x: postion.x - offs, y: postion.y + offs}; right_top = {x: postion.x + offs, y: postion.y - offs}; var col = color || "#E02EDF"; ctx.lineWidth = 2; ctx.strokeStyle = col; ctx.beginPath(); ctx.moveTo(left_top.x, left_top.y); ctx.lineTo(right_bottom.x , right_bottom.y); ctx.moveTo(left_bottom.x, left_bottom.y); ctx.lineTo(right_top.x , right_top.y); //ctx.closePath(); ctx.stroke(); }; //------------------------- //数据逻辑部分 this.logical = function(clone_obj){ this.EMPTY = 0; this.XX = 1; this.OO = 10; this.DRAW = 30; this.curPlayer = this.XX; this.firstHand = this.XX; var _this = this; var data = http://www.mamicode.com/null;"cloneData"] != "undefined"){ data = http://www.mamicode.com/clone_obj.cloneData();> -1 && indexX < size && indexY > -1 && indexY < size){ return data[indexX][indexY]; } }; this.move = function(indexX, indexY, player){ if(indexX > -1 && indexX < size && indexY > -1 && indexY < size){ return data[indexX][indexY] = player; } }; this.isWin = function(){ var idx, idy; sum1 = 0; sum3 = 0; for(idx =0 ; idx < size; idx++){ sum3 += data[idx][idx]; for(idy = 0; idy < size; idy++){ sum1 += data[idx][idy]; } if(sum1 == _this.XX * size || sum3 == _this.XX * size){ return _this.XX; }else if(sum1 == _this.OO * size || sum3 == _this.OO * size){ return _this.OO; } sum1 = 0; } sum3 = 0; for(idx =0 ; idx < size; idx++){ sum3 += data[idx][size-idx-1]; for(idy = 0; idy < size; idy++){ sum1 += data[idy][idx]; } if(sum1 == _this.XX * size || sum3 == _this.XX * size){ return _this.XX; }else if(sum1 == _this.OO * size || sum3 == _this.OO * size){ return _this.OO; } sum1 = 0; } if (_this.getEmptyBlocks().length == 0){ return _this.DRAW } return null; } }; this.copyLogical = function(obj){ return new this.logical(obj); } //-------------------------多次模拟 var mc_trial = function(){ var _this = this; var MCMATCH = 1.0 var MCOTHER = 1.0 var randomChose = function(arr){ var len = arr.length; var index = parseInt(Math.random() * len); return arr[index]; }; var run_once = function(manager_clone){ var cplayer = manager_clone.curPlayer; while(manager_clone.isWin() == null){ empty_blocks =manager_clone.getEmptyBlocks(); posIndex = randomChose(empty_blocks); manager_clone.move(posIndex[0], posIndex[1], cplayer); cplayer = manager_clone.switchPlayer(cplayer); } }; var mc_update_scores = function(manager_clone, player, scores){ var res = manager_clone.isWin(); var factor = 1; if(res == manager_clone.DRAW) return; if(res != null){ if(res != player){ factor = -1; } for(var i = 0 ; i < size; i++){ for(var j=0; j< size; j++){ var temp = manager_clone.getData(i,j); if(temp == player){ scores[i][j] += factor * MCMATCH; }else if(temp == manager_clone.EMPTY){ scores[i][j] += 0; }else{ scores[i][j] += -1*factor*MCOTHER; } } } } }; var get_best_move = function(manager_clone, scores){ var empty_blocks = manager_clone.getEmptyBlocks(); var maxPos = []; var max_score = -99999999; for(var i =0; i< empty_blocks.length; i++){ var it = empty_blocks[i]; if(max_score < scores[it[0]][it[1]]){ maxPos = it; max_score = scores[it[0]][it[1]]; } } return maxPos; }; this.mc_move = function(manager, player, trails){ var scores = function(){ var idx, idxx; var aa = []; for(idx = 0; idx -1 && pos.y > -1 && manager.getData(pos.x, pos.y) == manager.EMPTY && manager.isWin() == null){ manager.move(pos.x, pos.y, manager.curPlayer); manager.switchPlayer(manager.curPlayer); var res = manager.isWin(); if(res == null){ var next = mc_t.mc_move(manager, manager.curPlayer, 5000); manager.move(next[0], next[1], manager.curPlayer); var new_res = manager.isWin(); if(new_res){ if(new_res == manager.DRAW){ alert("平局！"); }else if(new_res == manager.XX){ alert("XX赢！"); }else{ alert("OO赢！"); } manager.reStart(); }else{ manager.switchPlayer(manager.curPlayer); } }else{ if(res == manager.DRAW){ alert("平局！"); }else if(res == manager.XX){ alert("XX赢！"); }else{ alert("OO赢！"); } manager.reStart(); } } } }; var can = document.getElementById("content").getContext("2d"); var gui = new game_gui(can,new gameObj(document.getElementById("content")) , 100); gui.run();// ]]></script>


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