迷宮產生器（預設版） | JavaScript 程式專案

{"id":148102,"student_id":1404,"content":"var x = 5; //挖洞機所在的水平第 x 格子\nvar y = 6; //挖洞機所在的垂直第 y 格子\nvar width = 20; //格子大小\n\nforever(loop);\n\n\n\n// 遊戲主迴圈\nfunction loop () {\n    \n    // 繪製挖洞機\n    //pen.drawRect(X座標, Y座標, 長度, 寬度);\n    pen.fillColor = \"red\";\n    pen.drawRect(x*width+1, y*width+1, width-2, width-2);\n    \n    //選擇可走的白色路段\n    var arr = []\n    if(maze[x+1][y].color == \"white\"){\n        arr.push(\"right\");\n    }\n    if(maze[x-1][y].color == \"white\"){\n        arr.push(\"left\");\n    }\n    if(maze[x][y-1].color == \"white\"){\n        arr.push(\"up\");\n    }\n    if(maze[x][y+1].color == \"white\"){\n        arr.push(\"down\");\n    }\n    \n    print(arr.length, 10, 10, 'blue', 30);\n    console.log(arr);\n    \n    maze[x][y].color = \"lightblue\";\n    \n    \n    var rand = Math.floor(Math.random() * arr.length);\n    var next = arr[rand]; //下一個可前進的白色方向\n    \n    //操作挖土機\n    if(next == \"up\"){\n        maze[x][y].up = true;\n        y -= 1;\n        maze[x][y].down = true;\n    }\n    else if(next == \"down\"){\n        maze[x][y].down = true;\n        y += 1;\n        maze[x][y].up = true;\n    }\n    else if(next == \"left\"){\n        maze[x][y].left = true;\n        x -= 1;\n        maze[x][y].right = true;\n    }\n    else if(next == \"right\"){\n        maze[x][y].right = true;\n        x += 1;\n        maze[x][y].left = true;\n    }else{\n        //必須要倒退啦 沒有白色路可以選了～～\n        maze[x][y].color = \"yellow\";\n        if(maze[x][y].right \u0026\u0026 maze[x+1][y].color == \"lightblue\"){\n            x += 1;\n        }else if(maze[x][y].left \u0026\u0026 maze[x-1][y].color == \"lightblue\"){\n            x -= 1;\n        }else if(maze[x][y].up \u0026\u0026 maze[x][y-1].color == \"lightblue\"){\n            y -= 1;\n        }else if(maze[x][y].down \u0026\u0026 maze[x][y+1].color == \"lightblue\"){\n            y += 1;\n        }\n    }\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n}","created_at":"2020-05-12T14:40:02.352+08:00","updated_at":"2020-05-12T17:30:20.293+08:00","name":"迷宮產生器（預設版）","language":"javascript","screenshot":{"url":"https://cdn5.koding.school/uploads/project/screenshot/148102/9eb00df68364b228b902bd34e2b0b319.jpg"},"parent_id":2,"plugin":"var maze = [];\nvar width = 20;\nvar row = 640/width;\nvar col = 480/width;\n\nfor (var x = -1; x \u003c row + 1; x++) {\n    maze[x] = [];\n    for (var y = -1; y \u003c col + 1; y++) {\n        var color = x == -1 || y == -1 || x == row || y == col ? 'black' : 'white';\n        maze[x][y] = {\n            color: color,\n            up: false,\n            right: false,\n            down: false,\n            left: false\n        };\n    }\n}\n\nforever(function() {\n    for (var cx = 0; cx \u003c row; cx++) {\n        for (var cy = 0; cy \u003c col; cy++) {\n            \n            var cell = maze[cx][cy];\n            pen.size = 0.001;\n            pen.fillColor = cell.color;\n            pen.drawRect(cx*width, cy*width, width, width);\n            \n            pen.size = 1;\n            var x = cx*width;\n            var y = cy*width;\n            if (!cell.up) pen.drawLine(x, y, x + width, y);\n            if (!cell.right) pen.drawLine(x + width, y, x + width, y + width);\n            if (!cell.down) pen.drawLine(x, y + width, x + width, y + width);\n            if (!cell.left) pen.drawLine(x, y + width, x, y);\n        }\n    }\n});\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":64,"hashid":"36ysp683","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}