彈力球大賽副本 | JavaScript 程式專案

{"id":183941,"student_id":3770,"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; //right\nvar score2 = 0; //left\nvar speed = 5;\nball.direction = 70;\nforever(function() {\n    /* Do this every tick */\n    touchBorder();\n    playerControl();\n    touchPlayer();\n    ball.stepForward(speed);\n    print(score2, 30, 20, '#157df9', 40);\n    print(score1, 580, 20, '#fd7e24', 40);\n});\n\nfunction touchBorder() {\n    if (ball.x \u003e 640 || ball.x \u003c 0) {\n        if (ball.x \u003e 640) {\n            score2 += 1;\n        }\n        if (ball.x \u003c 0) {\n            score1 += 1;\n        }\n        ball.direction = 90;\n        ball.x = 320;\n        ball.y = 240;\n        ball.direction = Math.random() * 90 + 45;\n        ball.direction = -ball.direction\n    }\n    if (ball.y \u003c 0 || ball.y \u003e 480) {\n        ball.direction = - ball.direction + 180;\n    }\n}\nfunction playerControl() {\n    if (key.down) {\n        p1.y += 10;\n    }\n    if (key.up) {\n        p1.y -= 10;\n    }\n    if (key.s) {\n        p2.y += 10;\n    }\n    if (key.w) {\n        p2.y -= 10;\n    }\n}\nfunction touchPlayer() {\n    if (ball.touched(p1) || ball.touched(p2)) {\n        ball.direction = -ball.direction + Math.random() * 15;\n    }\n}","created_at":"2020-08-22T10:21:40.399+08:00","updated_at":"2020-08-22T12:07:07.360+08:00","name":"彈力球大賽 副本","language":"javascript","screenshot":{"url":"https://cdn6.koding.school/uploads/project/screenshot/183941/cdf7d0c9f9cf0b707b6f308fb869ac72.jpg"},"parent_id":8219,"plugin":"\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":45,"hashid":"kdmsqkjj","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}