貪食蛇（預設版）副本 | 程式專案

{"id":348386,"student_id":10,"content":"import random #載入產生隨機數的套件\nfrom game import (\n    set_backdrop, #設定背景\n    create_sprite, #創造角色\n    create_sound, #創造音效\n    draw_text, #繪製文字\n    key, #鍵盤狀態\n    forever, #重複不斷執行\n    stop, #遊戲結束\n)\n\nset_backdrop('bg_grid.jpg') #設定背景圖\nfood = create_sprite('apple.png', 'orange.png') #食物\nhead = create_sprite('head.png') #蛇頭\nhint = create_sprite('hint.png') #遊戲開始示意圖\ngameover = create_sprite('gameover.png') #遊戲結束示意圖\n\n# 設定蛇頭、食物、遊戲結束示意圖的圖層順序\nfood.layer = 1\nhead.layer = 2\ngameover.layer = 3\n\ngameover.hidden = True #預設隱藏遊戲結束示意圖\nhint.hidden = True #預設隱藏遊戲示意圖\n\nclock = 0 #紀錄遊戲迴圈次數\nnext_direction = 90 #蛇下次移動的方向\nbodies = [] # 用來存放蛇的身體\nis_start = False #是否開始遊戲\nlevel = 0 #分數等級用來計算移動速度\n\nfood.move_to(930, 450) #初始化食物位置\nhead.move_to(270, 450) #初始化蛇頭位置\n\n\n# 遊戲主迴圈\ndef loop ():\n    global clock, next_direction, is_start, level, bodies\n    \n    # 按下上鍵且原方向不朝下\n    if key.up and head.direction != 180:\n        next_direction = 0 #下次移動轉向上\n    \n    # 按下右鍵且原方向不朝左\n    if key.right and head.direction != 270:\n        next_direction = 90 #下次移動轉向右\n    \n    # 按下下鍵且原方向不朝上\n    if key.down and head.direction != 0:\n        next_direction = 180 #下次移動轉向下\n    \n    # 按下左鍵且原方向不朝右\n    if key.left and head.direction != 90:\n        next_direction = 270 #下次移動轉向左\n    \n    clock += 1\n    if clock % 10 == 0: #遊戲迴圈每執行 10 次\n        if head.touched(food): #如果吃到食物\n            food.x = random.randrange(20) * 60 + 30\n            food.y = random.randrange(15) * 60 + 30\n        \n        head.direction = next_direction #轉向\n        head.step_forward(60) #前進一個格子的距離\n\n\nforever(loop) #不斷執行遊戲迴圈\n\n\n#更新蛇的造型\ndef update_bodies_costume():\n    \n    diff = next_direction - head.direction\n    \n    if diff == 0: #蛇向前移動\n        bodies[0].costume_id = 0\n        \n    if diff == -90 or diff == 270: #蛇左轉移動\n        bodies[0].costume_id = 1\n            \n    if diff == 90 or diff == -270: #蛇右轉移動\n        bodies[0].costume_id = 2\n    \n    bodies[0].direction = next_direction #旋轉更新的身體\n    \n    bodies[-1].costume_id = 3 # 蛇身體最後的部分設為尾巴\n\n\n","created_at":"2022-02-23T23:34:29.023+08:00","updated_at":"2022-02-23T23:35:21.032+08:00","name":"貪食蛇（預設版） 副本","language":"python","screenshot":{"url":"https://cdn7.koding.school/uploads/project/screenshot/348386/d5d8d90c50346241ad10934a3bdaf682.jpg"},"parent_id":183421,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":157,"hashid":"6rps956m4","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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