火箭降落副本 | JavaScript 程式專案

{"id":81906,"student_id":3463,"content":"setBackdrop('bg.jpg');\nvar bear = createSprite(\"bear.png\");\nvar platform = createSprite({costumes:\"platform.png\",scale:3 });\nvar rocket = createSprite([\"rocket.png\", \"bomb.png\"]);\nvar fuel = 500;\nvar vy = 0;\nvar vx = 0;\n\n\n\nbear.y = 200;\nbear.x = 625;\nplatform.x = 500;\nplatform.y = 450;\nrocket.x = 50;\nrocket.y = 50;\nrocket.direction = 0;\n\nforever(function() {\n    print('fuel---' + fuel, 10, 10, 'red', 20)\n\n    rocket.y += vy\n    rocket.x += vx\n    rocket.direction = vx * 10\n    vy += 0.06\n    if (rocket.touched(platform)) {\n        if (vy \u003e 1.5) {\n            rocket.costumeId = 1\n        }\n        if (rocket.direction \u003e 6 || -6 \u003e rocket.direction) {\n            rocket.costumeId = 1\n        }\n        stop();\n    }\n\n\n\n    if (rocket.x \u003e 640 || 0 \u003e rocket.x) {\n        rocket.costumeId = 1\n        stop();\n    }\n    if (fuel \u003e 0) {\n        if (key.up) {\n            vy -= 0.2\n            fuel -= 1\n        }\n        if (key.right) {\n            vx += 0.1\n            fuel -= 1\n        }\n        if (key.left) {\n            vx -= 0.1\n            fuel -= 1\n        }\n    }\n    if (bear.touched(rocket)) {\n      fuel += 10000\n      bear.x = 200\n    \n    }\n\n});\n\n\n\n\n\n//+\n//-\n//*","created_at":"2019-07-20T13:37:50.189+08:00","updated_at":"2019-08-17T14:41:04.398+08:00","name":"火箭降落 副本","language":"javascript","screenshot":{"url":"https://cdn2.koding.school/uploads/project/screenshot/81906/e6cbe8916487ec047067c750aba205ca.jpg"},"parent_id":10697,"plugin":"var fire = createSprite(\"fire.png\");\nfire.scale = 0.7;\nforever(function() {\n    if(window.rocket \u0026\u0026 window.platform) {\n        fire.x = rocket.x;\n        fire.y = rocket.y;\n        fire.direction = rocket.direction - 180;\n        fire.stepForward(65);\n        fire.direction = rocket.direction;\n        if(window.rocket \u0026\u0026 (key.up || key.left || key.right) \u0026\u0026 window.fuel\u003e0) {\n            fire.hidden = false;\n        } else {\n            fire.hidden = true;\n        }\n        if(rocket.touched(platform)) {\n            // fire.hidden = true;\n        }\n    }\n});","description":"上、左、右推進火箭\n在料用盡前成功火箭降落在平台上。","note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":95,"hashid":"d5ms2rj6","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}