貪食蛇（完整版） | Programming Project | OrangeApple Learning Platform

{"id":172288,"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.jpg') #設定背景圖\nfood = create_sprite('applee.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') #蛇尾\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 # 預設隱藏遊戲開始示意圖\n\nclock = 0 #計數器\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(930, 450) #(60*15 + 30, 60*7 + 30)\nhead.move_to(330, 450) #(60*5 + 30, 60*7 + 30)\ntail.move_to(270, 450) #(60*4 + 30, 60*7 + 30)\ntail.costume_id = 3\nhint.move_to(head) #將箭頭提示圖移動到蛇頭位置\n\ncreate_sound('bgm.mp3', True)\n\n# 遊戲主迴圈\ndef loop ():\n    global clock, next_direction, is_start, level, bodies\n    \n    if key.up and head.direction != 180:\n        next_direction = 0\n        is_start = True\n    \n    if key.right and head.direction != 270:\n        next_direction = 90\n        is_start = True\n    \n    if key.down and head.direction != 0:\n        next_direction = 180\n        is_start = True\n    \n    if key.left and head.direction != 90:\n        next_direction = 270\n        is_start = True\n    \n    hint.hidden = is_start #遊戲開始就隱藏箭頭提示\n\n    clock += 1\n    if clock % (12 - level) == 0 and is_start:\n        \n        if head.touched(food):\n            food.x = random.randrange(20)*60 + 30\n            food.y = random.randrange(15)*60 + 30\n            b = create_sprite('body.png', 'body_left.png', 'body_right.png', 'tail.png')\n            b.x = head.x\n            b.y = head.y\n            bodies.append(b)\n            create_sound('bling.ogg')\n        \n        if len(bodies) \u003e 0:\n            b = bodies.pop() #移出身體最後面的角色\n            b.x = head.x\n            b.y = head.y\n            bodies = [b] + bodies #放入身體最前面\n            update_costumes()\n        \n        head.direction = next_direction\n        head.stepForward(60) #移動一格\n\n    # #蛇撞到身體就結束遊戲\n    if head.touched(bodies):\n        stop()\n        gameover.hidden = False\n        draw_text(len(bodies) - 1, 550, 430, 'white', 80)\n    \n    draw_text(len(bodies) - 1, 10, 10, 'white', 40)\n\n    level = (len(bodies) - 1)//5\n    if level \u003e 10:\n        level = 10\n    \n    if head.x \u003c 0:\n        head.x += 1200\n    \n    if head.x \u003e 1200:\n        head.x -= 1200\n    \n    if head.y \u003c 0:\n        head.y += 900\n    \n    if head.y \u003e 900:\n        head.y -= 900\n    \n    # 角色縮放動畫\n    if clock % 20 == 0:\n        if hint.scale == 1:\n            hint.scale = 0.8\n            food.scale = 1\n        else:\n            hint.scale = 1\n            food.scale = 0.8\n\n\ndef update_costumes():\n    diff = next_direction - head.direction\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\n    \n    bodies[-1].costume_id = 3 # 蛇身體最後的部分設為尾巴\n    \n\nforever(loop) #不斷執行遊戲迴圈\n\n","created_at":"2020-07-27T18:37:02.349+08:00","updated_at":"2020-10-21T10:31:44.095+08:00","name":"貪食蛇（完整版）","language":"python","screenshot":{"url":"/uploads/project/screenshot/172288/51ed5193b4172a1bacd62cef00b056d4.jpg"},"parent_id":4,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":444,"hashid":"kdmskmpy","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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