彈力球大賽 | JavaScript 程式專案

{"id":15696,"student_id":283,"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;\n ball.direction =90;\n\nforever(function() {\n    print(score2, 30, 20, '#157df9', 40);\n    print(score1, 580, 20, '#fd7e24', 40);\n    \n    ball.stepForward(speed);\n\n    if(ball.x \u003c 0 || ball.x \u003e 640){\n        ball.direction = ball.direction *-1;\n    };\n     if(ball.y \u003c 0 || ball.y \u003e 480){\n        ball.direction = ball.direction * -1 + 180;\n     };\n     if(ball.touched(p1) || ball.touched(p2)){\n        ball.direction = -ball.direction + Math.random()*25;\n        speed += 0.5;\n        sound.play(\"BonusCube.mp3\");\n     };\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     if(ball.x \u003c 0){\n         score1 += 1;\n         ball.x = 320;\n         ball.y = 240;\n         ball.direction = 270;\n         speed = 5;\n     }\n    if(ball.x \u003e 640){\n         score2 += 1;\n         ball.x = 320;\n         ball.y = 240;\n         ball.direction = 90;\n         speed = 5;\n     }\n    \n\n\n\n});","created_at":"2017-03-01T20:52:04.729+08:00","updated_at":"2019-09-15T14:12:19.756+08:00","name":"彈力球大賽","language":"javascript","screenshot":{"url":"https://cdn8.koding.school/uploads/project/screenshot/15696/120b4341192bc2fc0e662735f2d94adf.jpg"},"parent_id":8219,"plugin":"\n","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":99,"hashid":"kdms6pm3","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}