火箭降落副本 | JavaScript 程式專案

{"id":73079,"student_id":3647,"content":"setBackdrop('bg.jpg');\nvar platform = createSprite(\"platform.png\");\nvar rocket = createSprite([\"rocket.png\", \"bomb.png\"]);\nvar fuel = 1000;\nplatform.x = 550;\nplatform.y = 450;\nrocket.x = 105;\nrocket.y = 92;\nvar vy = 0;\nvar xx = 0;\nvar vx = 0;\nrocket.direction = 0;\nforever(function()'{'\n    if (fuel \u003e 0)\n        rocket.y += vy;\n        vy += 0.015;\n        if (key.up) {\n            vy -= 0.05;\n            fuel -= 1;\n        }\n        if (key.down) {\n            vy += 0.05;\n            fuel -= 1;\n        }\n        rocket.x += xx;\n        if (key.right) {\n            xx += 0.06;\n            vx += 0.1;\n            rocket.direction = vx*10;\n            fuel -= 1;\n        }\n        if (key.left) {\n            xx -= 0.06;\n            vx -= 0.1;\n            rocket.direction = vx*10;\n            fuel -= 1;\n\n\n            if (rocket.touched(platform));\n            if (vy \u003e 1.2) {\n                rocket.costumeId = 1;\n            }\n            if (vx \u003e 6 || vx \u003c 6) {\n                rocket.costumeId = 1;\n\n            }stop;\n        }\n        print(\"fuel: \"+ fuel, 10, 10, \"red\", 20);\n        if (vy \u003c 1.2) {\n            print(\"降落速度\"+ vy+ \"安全\", 10, 30, \"green\");\n        }\n        if (vy \u003e 1.2) {\n            print(\"降落速度\"+ vy+ \"危險\", 10, 30, \"red\");\n        }\n    });","created_at":"2019-06-15T18:44:41.612+08:00","updated_at":"2019-06-17T20:49:05.344+08:00","name":"火箭降落 副本","language":"javascript","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/73079/89edcce60b8890776f43b51e69f48ea4.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":148,"hashid":"5j3s5qwg","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}