小朋友下樓梯 | JavaScript 程式專案

{"id":138319,"student_id":10,"content":"// var bg = createSprite('sky_0.png', 'sky_1.png');\nvar build = createSprite('tower_0.png', 'tower_1.png');\nvar ceiling = createSprite('ceiling.png');\nvar player = createSprite('p_0.png', 'p_1.png', 'p_2.png', 'p_3.png', 'p_4.png', 'p_5.png');\n\nsetBackdrop(\"black\")\n\nvar life = 10;\nvar floor = 0;\nvar stairs = [];\nvar vy = 0;\nvar touchOn;\nvar flash = false;\nvar clock = 0;\n\nceiling.y = 20;\nceiling.layer = 1;\n\n\nfor (var i = 0; i \u003c 7; i++) {\n    var s = createSprite('s_0.png', 's_1.png', 's_2.png', 's_3.png', 's_4.png', 's_5.png');\n    s.y = i*150;\n    s.x = 300 + Math.random()*600;\n    s.costumeId = Math.floor(Math.random()*6);\n    stairs.push(s);\n    s.scale *= 1.3;\n}\n\nforever(loop);\nplayer.on('touch', stairs, onTouchStair);\ncreateSound('bgm.mp3', true);\n\n// 遊戲迴圈\nfunction loop () {\n    updatePlayer();\n    updateStairs();\n    updateCostume();\n    updateInfo();\n    updateBackground();\n    gameoverCheck();\n}\n\n// 更新所有階梯\nfunction updateStairs () {\n    for (var i = 0; i \u003c stairs.length; i++) {\n        var s = stairs[i];\n        s.y -= 3;\n        if (s.y \u003c -10) {\n            s.y +=  1050;\n            s.x = 300 + Math.random()*600;\n            s.costumeId = Math.floor(Math.random()*6);\n            s.hidden = false;\n            floor += 1;\n        }\n    }\n}\n\n// 更新玩家角色位置\nfunction updatePlayer () {\n    if (key.left) {\n        player.x -= 12;\n    }\n    if (key.right) {\n        player.x += 12;\n    }\n    vy += 0.6;\n    player.y += vy;\n}\n\n// 更新玩家角色位置\nfunction onTouchStair (s) {\n    vy = 0;\n    player.y = s.y - 55;\n\n    if (s.costumeId == 0) {\n        player.x -= 6;\n    }\n    if (s.costumeId == 1) {\n        player.x += 6;\n    }\n    if (s.costumeId == 2) {\n        vy = -12;\n        createSound('jump.mp3');\n    }\n    if (s.costumeId == 3 \u0026\u0026 s != touchOn) {\n        life += 1;\n    }\n    if (s.costumeId == 4 \u0026\u0026 s != touchOn) {\n        life -= 3;\n        flash = true;\n        createSound('hit.mp3');\n    }\n    if (s.costumeId == 5 \u0026\u0026 s != touchOn) {\n        setTimeout(function() { s.hidden = true; }, 500);\n    }\n    touchOn = s;\n}\n\n// 顯示遊戲分數與玩家生命\nfunction updateInfo () {\n    drawText('分數：' + floor, 10, 10, 'black', 30);\n    drawText('生命：' + life, 10, 40, 'black', 30);\n}\n\n// 檢查是否遊戲結束\nfunction gameoverCheck () {\n    if (life \u003c= 0 || player.y \u003e 1000 || player.touched(ceiling)) {\n        // bg.costumeId = 1;\n        stop();\n        createSound('gg.mp3');\n    }\n}\n\n// 更新背景動畫\nfunction updateBackground () {\n    // bg.y -= 0.2;\n    // if (bg.y \u003c 0) {\n    //     bg.y += 2700;\n    // }\n    build.y -= 3;\n    if (build.y \u003c 0) {\n        build.y += 2700;\n    }\n    \n    if (flash) {\n        // bg.costumeId = 1;\n        build.costumeId = 1;\n        flash = false;\n    } else {\n        // bg.costumeId = 0;\n        build.costumeId = 0;\n    }\n}\n\n// 玩家角色動畫\nfunction updateCostume () {\n    clock++;\n    if (clock%5 == 0) {\n        if (key.right) {\n            if (player.costumeId == 1) {\n                player.costumeId = 2;\n            } else {\n                player.costumeId = 1;\n            }\n        } else if (key.left) {\n            if (player.costumeId == 3) {\n                player.costumeId = 4;\n            } else {\n                player.costumeId = 3;\n            }\n        } else {\n            player.costumeId = 0;\n        }\n    }\n}","created_at":"2020-04-01T14:51:37.672+08:00","updated_at":"2021-01-25T13:50:35.108+08:00","name":"小朋友下樓梯","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/138319/03173af630746b29f54b82d4bf658a0e.jpg"},"parent_id":2,"plugin":"Game.set({width:1200, height:900})","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":248,"hashid":"yeysd8kk","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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