breakout | JavaScript 程式專案

{"id":119754,"student_id":10,"content":"setBackdrop(\"#222222\");\nvar player = createSprite(\"player.png\");\nvar ball = createSprite(\"ball.png\");\nvar score = 0;\nvar lives = 3;\nvar speed = 3;\n\nplayer.y = 450;\nball.direction = 180;\n\nvar blocks = [];\nfor (var j = 0; j \u003c 6; j++) {\n    for (var i = 0; i \u003c 10; i++) {\n        var block = createSprite([\"b0.png\", \"b1.png\", \"b2.png\", \"b3.png\", \"b4.png\", \"b5.png\"]);\n        block.costumeId = Math.floor(Math.random()*6);\n        block.x = i * 64 + 32;\n        block.y = j * 32 + 16;\n        blocks.push(block);\n    }\n}\n\nforever(function () {\n    print(\"Score: \" + score, 20, 20, \"white\");\n    print(\"Lives: \" + lives, 20, 40, \"white\");\n\n    player.x = cursor.x;\n    ball.stepForward(speed);\n    ball.bounceEdge();\n\n    if (ball.y \u003e= 480) {\n        ball.direction = 180;\n        ball.x = 320;\n        ball.y = 240;\n        speed = 5;\n        lives--;\n    }\n    if (lives \u003c= 0) {\n        print('Game Over', 170, 200, 'white', 60);\n        stop();\n    }\n});\n\nball.on('touch', blocks, function (block) {\n    ball.direction = -ball.direction + 180 + Math.random() * 20 - 10;\n    block.destroy();\n    score++;\n});\n\nball.on('touch', player, function () {\n    ball.direction = -ball.direction + 180 + Math.random() * 20 - 10;\n    ball.y = player.y - 27;\n     if (speed \u003c 15) speed += 1;\n});","created_at":"2020-01-17T11:16:22.769+08:00","updated_at":"2020-01-17T11:16:40.956+08:00","name":"breakout","language":"javascript","screenshot":{"url":"https://cdn6.koding.school/uploads/project/screenshot/119754/8b1fce73d348edf4d8517f590b6f4dad.jpg"},"parent_id":2,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":249,"hashid":"p93sypvy","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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