小朋友下樓梯 - 開始後用滑鼠點擊舞台以啟用按鍵，重整畫面即可重新遊戲。 | JavaScript 程式專案

{"id":503855,"student_id":2589,"content":"","created_at":"2023-03-09T12:28:44.534+08:00","updated_at":"2023-03-09T13:46:16.127+08:00","name":"小朋友下樓梯 - 開始後用滑鼠點擊舞台以啟用按鍵，重整畫面即可重新遊戲。","language":"javascript","screenshot":{"url":null},"parent_id":2,"plugin":"setBackdrop('black');\n\n// 創造天花板\nvar ceiling = createSprite(\"ceiling.png\");\nceiling.x = 320;\nceiling.y = 8;\nceiling.layer = 1;\n\n// 創造左右牆壁\nvar left_wall = createSprite(\"wall.png\");\nvar right_wall = createSprite(\"wall.png\");\nleft_wall.x = 130;\nright_wall.x = 510;\n\n// 創造玩家\nvar player = createSprite([\"player_1.png\",\"player_2.png\",\"player_3.png\",\"player_4.png\",\"player_5.png\"]);\nplayer.y = 50;\n//---------------------------------------------------------------//\n\nvar stairs = [];\nvar vy = 0;\nvar life = 10;\nvar floor = 0;\nvar lastTime = 0;\nvar hit;\n\nfor(var i=0; i\u003c8; i++) {\n    var stair = createSprite([\"conveyor_left.png\",\"conveyor_right.png\",\"normal.png\",\"nails.png\",\"trampoline.png\",\"fake.png\"]);\n\tstair.x = Math.random()*290 + 185;\n    stair.y = i*80 + 640;\n    stair.costumeId = Math.floor(Math.random()*6);\n    stairs.push(stair);\n}\nvar clock = 0;\nforever(function() {\n    setBackdrop('black');\n    if(hit) {\n        setBackdrop('red');\n        hit = false;\n    }\n\tif (key.left \u0026\u0026 !player.touched(left_wall)) {\n    \tplayer.x -= 3;\n    }\n    if (key.right \u0026\u0026 !player.touched(right_wall)) {\n    \tplayer.x += 3;\n    }\n    if (!player.touched(stairs)) {\n        vy += 0.1;\n    }\n\n    clock++;\n    if (clock%6 == 0) {\n        if (key.right) {\n            if (player.costumeId == 1) {\n                player.costumeId = 2;\n            } else {\n                player.costumeId = 1;\n            }\n        }\n\n        if (key.left) {\n            if (player.costumeId == 3) {\n                player.costumeId = 4;\n            } else {\n                player.costumeId = 3;\n            }\n        }\n    }\n\n    if (key.right == false \u0026\u0026 key.left == false) {\n        player.costumeId = 0;\n    }\n\n    player.y += vy;\n\n    for (var i=0; i\u003cstairs.length; i++) {\n    \tstairs[i].y -= 2;\n        if(stairs[i].y \u003c -10) {\n            stairs[i].costumeId = Math.floor(Math.random()*5);\n        \tstairs[i].y += 640;\n            stairs[i].hidden = false;\n            floor += 1;\n        }\n    }\n    if (life \u003c= 0 || player.y \u003e 480) {\n    \tsetBackdrop('red');\n        stop();\n    }\n    var time = Date.now();\n    if (player.touched(ceiling) \u0026\u0026 time - lastTime \u003e 3000) {\n        life -= 3;\n        lastTime = time;\n        hit = true;\n        vy = 0;\n    }\n    \n    print('life: ' + life, 10, 10, 'red', 20);\n    print('level: ' + floor, 10, 30, 'red', 20);\n});\n\nplayer.when('touch',stairs, function(s) {\n    if(player.y \u003e s.y) {\n        return;\n    }\n    vy = 0;\n    player.y = s.y - 20;\n\tif(s.costumeId == 0) {\n    \tplayer.x -= 2;\n    }\n    if(s.costumeId == 1) {\n    \tplayer.x += 2;\n    }\n    if(s.costumeId == 4) {\n        vy = -7;\n    }\n    if(s.costumeId == 2 \u0026\u0026 s !== player.touchOn) {\n    \tlife += 1;\n    }\n    if(s.costumeId == 3 \u0026\u0026 s !== player.touchOn) {\n    \tlife -= 3;\n        hit = true;\n    }\n    if(s.costumeId == 5 \u0026\u0026 s !== player.touchOn) {\n        setTimeout(function() {\n            s.hidden = true\n        }, 300);\n    }\n    player.touchOn = s;\n});","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":344,"hashid":"gk4sprw2p","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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