Space(first-test) | JavaScript 程式專案

{"id":49446,"student_id":1444,"content":"// 設定背景：\nsetBackdrop(\"space_bg.jpg\");\n\n// 播放音檔：\nsound.play(\"Gymnopedie_No_1.mp3\");\n\n// 創建兩個角色，存在兩個變數中：\nvar plant = createSprite(\"Plant.png\");\nvar rock = createSprite(\"Rock.png\");\nvar bullet = createSprite(\"Bullet.png\");\n\nplant.scale = 0.2;\nrock.scale = 0.7;\nbullet.scale = 0.05;\n\nbullet.direction = 0;\nplant.x = 320;\nplant.y = 400;\n\nforever(function() {\n    /* Do this every tick */\n    plantMove ();\n    rockMove();\n    if (key.space){\n        fire()\n\n    }\n})\n\nfunction plantMove () {\n    if (key.right) {\n        plant.x += 5;\n    }\n    if (key.left) {\n        plant.x -= 5;\n    }\n}\n\nfunction rockMove(){\n    rock.y += 6\n    if (rock.y \u003e 450){\n        rock.y = 10;\n        rock.x = Math.random()*400+20\n    }\n}\n\nfunction fire(){\n    // if (key.space){\n            bullet.y -=1;\n\n    // }\n    \n}","created_at":"2018-11-18T10:44:49.337+08:00","updated_at":"2019-11-03T08:19:19.066+08:00","name":"Space(first-test)","language":"javascript","screenshot":{"url":"https://cdn5.koding.school/uploads/project/screenshot/49446/1a5cd94a602622b35c3fd1f91d12b4be.jpg"},"parent_id":2,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":106,"hashid":"36ys5rd2","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}