彈力球大賽 | JavaScript 程式專案

{"id":25768,"student_id":95,"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;\n\nvar score1 = 0;\nvar score2 = 0;\nvar speed = 5;\nball.direction = 90;\n\nforever(function() {\n    print(score2, 30, 20, '#157df9', 40);\n    print(score1, 580, 20, '#fd7e24', 40);\n    ball.stepForward(speed);\n    if(ball.touched(p1)||ball.touched(p2)){\n        ball.direction *= -1;\n        sound.play('BonusCube.mp3');\n        speed += 0.5;\n        ball.direction += Math.random()*15 - 7.5;\n    };\n    if(ball.y \u003e 480 || ball.y \u003c 0){\n        ball.direction = -ball.direction + 180;\n    };\n    if(key.up\u0026\u0026p1.y\u003e10){\n        p1.y -= 10;\n    };\n    \n     if(key.down\u0026\u0026p1.y\u003c460){\n        p1.y += 10;\n    };\n     if(key.w\u0026\u0026p2.y\u003e10){\n        p2.y -= 10;\n    };\n     if(key.s\u0026\u0026p2.y\u003c460){\n        p2.y += 10;\n    };\n    if(ball.x \u003c 0){\n        score1 ++;\n        speed = 5;\n        ball.x = 320;\n        ball.y = 240;\n        ball.direction = -90;\n    };\n    if(ball.x \u003e 640){\n        score2 ++;\n        speed = 5;\n        ball.x = 320;\n        ball.y = 240;\n        ball.direction = +90;\n    };\n});","created_at":"2018-03-24T18:44:22.488+08:00","updated_at":"2019-10-27T04:11:44.462+08:00","name":"彈力球大賽","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/25768/9cad3efa6290956e021e6a05dfd667fb.jpg"},"parent_id":8219,"plugin":"\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":169,"hashid":"npmsznq3","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}