breakout 副本 | JavaScript 程式專案

{"id":523766,"student_id":26492,"content":"setBackdrop(\"#222222\");\nvar player = createSprite(\"player.png\"); // 建立玩家檔板\nvar ball = createSprite(\"ball.png\"); // 建立球\nvar score = 0;\nvar lives = 3;\nvar speed = 5;\nvar level = 1;\nvar blocks = [];\n\nplayer.y = 450;\nball.direction = 180;\n\ninitBlocks();\n\nforever(function () {\n    if(lives \u003e 0){\n        player.x = cursor.x;\n        updateBall();    \n    }else{\n        print('Game Over', 170, 200, 'white, 60');\n    }\n    \n    print(\"Score: \" + score, 20, 20, \"white\");\n    print(\"Lives: \" + lives, 20, 40, \"white\");\n    print(\"Level: \" + level, 20, 60, \"white\");\n});\n\n\n\n\nfunction initBlocks() {\n    for (var j = 0; j \u003c 3; j++) {\n        //用迴圈重複執行十次\n        for (var i = 0; i \u003c 10; i++) {\n            //創造角色(六個)\n            var block = createSprite([\"b0.png\", \"b1.png\", \"b2.png\", \"b3.png\", \"b4.png\", \"b5.png\",]);\n            //角色隨機造型( 1 ~ 5取整數)\n            block.costumeId = Math.floor(Math.random()*6);\n            //磚塊的x\n            block.x = 32 + i * 64;\n            //磚塊的y\n            block.y = 16 + j * 32;\n            //加入陣列\n            blocks.push(block);\n        }\n    }\n}\n\nfunction updateBall(){\n    //求前線speed步\n    ball.stepForward(speed);\n    //if(碰到左邊界or右邊界)\n    if(ball.x \u003c= 0 || ball.x \u003e= 640){\n        //反彈(後來的方向 = -原來的方向)\n        ball.direction = -ball.direction;\n    }\n    if(ball.y \u003c= 0){\n        ball.direction = -ball.direction + 180;\n    }\n    if(ball.y \u003e= 480){\n        ball.x = 320;\n        ball.y = 240;\n        ball.direction = 180;\n        speed = 5;\n        lives--;\n    }\n}\n\nball.on('touch', player, function(){\n    //球反彈(公式: B = -A + 180),and 加上隨機角度 -15 ~ 15\n    ball.direction = -ball.direction + 180　+ Math.random() *30 - 15;\n    //球的座標 = 擋板的y -30\n    ball.y = player.y - 30;\n});\n\nball.on('touch', blocks, function(block){\n    //球反彈(公式: B = -A + 180),and 加上隨機角度 -15 ~ 15\n    ball.direction = -ball.direction + 180　+ Math.random() *30 - 15;\n    block.destroy();\n    score++;\n    \n    if(score % 30 === 0){\n        initBlocks();\n        level++;\n    }\n    if(score % 3 === 0 \u0026\u0026 speed \u003c 15){\n        speed++;\n    }\n});\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nfor (var j = 0; j \u003c 3; j++) {\n    for (var i = 0; i \u003c 10; i++) {\n        console.log(j);\n        console.log(i);\n    }\n    console.log('--------------------');\n}","created_at":"2023-04-25T19:05:00.894+08:00","updated_at":"2023-04-25T21:06:02.515+08:00","name":"breakout 副本","language":"javascript","screenshot":{"url":"https://cdn5.koding.school/uploads/project/screenshot/523766/ecfc767f5522118662ba79540c5f001e.jpg"},"parent_id":60761,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":9,"hashid":"vngs5q8qv","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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