彈力球大賽 | JavaScript 程式專案

{"id":14841,"student_id":173,"content":"// 設定背景圖\nsetBackdrop('bg.jpg');\n\n// 創造角色\nvar ball = createSprite(\"ball.png\");\nvar p1 = createSprite(\"orange.jpg\");\nvar p2 = createSprite(\"blue.jpg\");\n\n// 初始化位置\np1.x = 631;\np2.x = 10;\nvar score1 = 0;\nvar score2 = 0;\nvar speed = 5;\n\nforever(function() {\n    print(score2, 30, 20, '#157df9', 40);\n    print(score1, 580, 20, '#fd7e24', 40);\n    ball.stepForward(speed)\n    if(ball.x \u003c 0 ){\n        score1 += 1;\n        ball.x = 600\n        ball.y = 240\n        ball.direction = 270\n        speed = 5\n    }\n    if(ball.x \u003e 640){\n         score2 += 1\n         ball.x = 30\n         ball.y = 240\n          ball.direction = 90\n          speed = 5\n    }\n    if(ball.y \u003c 0 || ball.y \u003e 480){\n        ball.direction = -ball.direction + 180 \n    }\n    if( ball.touched(p2) || ball.touched(p1)){\n         ball.direction =  -ball.direction\n         speed += 0.5\n         sound.play(\"BonusCube.mp3\")\n         \n    }\n    if (key.down){\n        p1.y += 10;\n    }\n    if (key.up){\n        p1.y -= 10;\n    }\n    if (key.w){\n        p2.y -= 10;\n    }\n    if (key.s){\n        p2.y += 10;\n    }\n});","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2019-10-17T17:48:57.771+08:00","name":"彈力球大賽","language":"javascript","screenshot":{"url":"https://cdn8.koding.school/uploads/project/screenshot/14841/18251e3a1f01ec685e67b762659db828.jpg"},"parent_id":8219,"plugin":"\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":93,"hashid":"qmds8p45","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}