彈力球大賽 | JavaScript 程式專案

{"id":15678,"student_id":130,"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 = 10;\nforever(function () {\n    if (ball.x \u003e 640 || ball.x \u003c 0) {\n        ball.x = 320\n        ball.y = 240\n    }\n    if (ball.x == 0) {\n        score1 += 1\n        ball.direction = 270\n    }\n    if (ball.x == 640) {\n        score2 += 1\n        ball.direction = 90\n    }\n    if (ball.touched(p1) || ball.touched(p2)) {\n        ball.direction *= (-1)\n        speed +=0.01\n        sound.play(\"BonusCube.mp3\")\n        \n    }\n    if (ball.x \u003c 0 || ball.x \u003e 640) {\n        ball.direction *= (-1)\n        Math.random()*15\n    }\n    if (ball.y \u003c 0 || ball.y \u003e 480) {\n        ball.direction *= (-1)\n        ball.direction += (180)\n        Math.random()*15\n    }\n    ball.stepForward(speed);\n    if (key.down \u0026\u0026 ball.y \u003c 480) {\n        p1.y += 10\n    }\n    if (key.up \u0026\u0026 ball.y \u003e 0) {\n        p1.y -= 10\n    }\n    if (key.w \u0026\u0026 ball.y \u003c 480) {\n        p2.y -= 10\n    }\n    if (key.s \u0026\u0026 ball.y \u003e 0) {\n        p2.y += 10\n    }\n\n    print(score2, 30, 20, '#157df9', 40);\n    print(score1, 580, 20, '#fd7e24', 40);\n});","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2019-11-06T21:53:42.565+08:00","name":"彈力球大賽","language":"javascript","screenshot":{"url":"https://cdn4.koding.school/uploads/project/screenshot/15678/cd677dea8784509fdac5672eb984dbf8.jpg"},"parent_id":8219,"plugin":"\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":85,"hashid":"wdks46en","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}