火箭降落副本 | JavaScript 程式專案

{"id":36675,"student_id":4667,"content":"setBackdrop('bg.jpg');\nvar platform = createSprite(\"platform.png\");\nvar rocket = createSprite([\"rocket.png\", \"bomb.png\"]);\n\n\nvy = 1\nvx = 0\nvar fuel = 500\n\nrocket.x = 100\nrocket.y = 100\nrocket.direction = 0\nplatform.x = 500\nplatform.y = 400\n\nforever(function() {\n    rocket.y += vy\n    rocket.x += vx\n    vy += 0.05\n\n    if (fuel \u003e 0) {\n        if (key.up == true) {\n            vy -= 0.1\n            fuel -= 1\n        }\n        if (key.right == true) {\n            vx += 0.1\n            fuel -= 1\n            rocket.direction += 1\n        }\n        if (key.left == true) {\n            vx -= 0.1\n            fuel -= 1\n            rocket.direction -= 1\n        }\n    }\n    \n    if(rocket.touched(platform) == true) {\n\n        if(vy \u003e 1) {\n            rocket.costumeId = 1\n        }\n        \n        if(vx \u003e 1) {\n            rocket.costumeId = 1\n        }\n         stop()\n    }\n\n\n    print(fuel, 30, 30, \"red\", 30)\n})","created_at":"2018-07-26T17:26:24.186+08:00","updated_at":"2019-02-01T17:25:28.731+08:00","name":"火箭降落 副本","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/36675/3d692a8b09c234dc6bfce56a0a03910f.jpg"},"parent_id":31560,"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":371,"hashid":"d5msnmn3","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}