貪食蛇（預設版）副本 | 程式專案

{"id":206977,"student_id":3763,"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\ntail = create_sprite(\"body.png\", \"body_left.png\", \"body_right.png\", \"tail.png\") \ntail.costume_id=3\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 = [tail] # 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( 15*60+30, 7*60+30)\nhead.move_to( 270, 450)\ntail.move_to( 210, 450)\n# 遊戲主迴圈\ndef loop ():\n    global clock, next_direction, is_start, level, bodies\n    if key.up and head.direction != 180:\n        next_direction=0\n    if key.right and head.direction != 270:\n        next_direction=90\n    if key.down and head.direction != 0:\n        next_direction=180\n    if key.left and head.direction != 90:\n        next_direction=270\n    clock+=1\n    if clock%10==0:\n        if head.touched(food):\n            food.x = random.randrange(20)*60+30\n            food.y = random.randrange(14)*60+30\n            b = create_sprite(\"body.png\", \"body_left.png\", \"body_right.png\", \"tail.png\") #創造角色\n            b.move_to(head)\n            bodies.append(b)\n        \n        if len(bodies)\u003e0:\n            b = bodies.pop()\n            b.move_to(head)\n            bodies = [b]+bodies\n            update_bodies_costume()\n        \n        head.direction = next_direction\n        head.step_forward(60)\n    \n    if head.touched(bodies):\n        stop()\n        gameover.hidden=False\n        draw_text(len(bodies)-1,550,430,'white',80)\n    draw_text(len(bodies)-1,10,10,'white',40)\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\nforever(loop) #不斷執行遊戲迴圈\n\n","created_at":"2020-11-27T21:16:24.646+08:00","updated_at":"2020-11-27T21:43:29.224+08:00","name":"貪食蛇（預設版） 副本","language":"python","screenshot":{"url":"https://cdn6.koding.school/uploads/project/screenshot/206977/12381c445c1163d8f01cc1f44a324dd9.jpg"},"parent_id":183421,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":94,"hashid":"4y3sggwwg","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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