貪食蛇（預設版）副本 | 程式專案

{"id":247295,"student_id":1998,"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# create_sound(\"bgm.mp3\") == True\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\ngameover.hidden = True #預設隱藏遊戲結束示意圖\n# hint.hidden = False #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\nfood.move_to(930,450)\nhead.move_to(270,450)\ntail.move_to(210,450)\nhint.move_to(300,448)\n# 遊戲主迴圈\ndef loop ():\n    global clock, next_direction, is_start, level, bodies\n    \n    if key.up and next_direction != 180:\n        next_direction = 0\n        is_start = True\n    if key.right and next_direction != 270:\n        next_direction = 90\n        is_start = True\n    if key.down and next_direction != 0:\n        next_direction = 180\n        is_start = True\n    if key.left and next_direction != 90:\n        next_direction = 270\n        is_start = True\n    hint.hidden = is_start\n    level = (len(bodies)-1) // 2\n    if level \u003e 10:\n        level = 10\n    clock += 1\n    if clock % (15 - level) == 0 and is_start:\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\")\n            # create_sound(\"bling.ogg\")\n            b.x = head.x\n            b.y = head.y\n            bodies.append(b)\n        if len(bodies) \u003e 0:\n            b = bodies.pop()\n            b.x = head.x\n            b.y = head.y\n            bodies = [b] + bodies\n            update_bodies_costume()\n        head.direction = next_direction\n        head.step_forward(60)\n    if head.touched(bodies):\n        stop()\n        gameover.hidden = False\n        draw_text(len(bodies) -1, 540, 430, 'white', 80)\n    if head.x \u003e 1200:\n        head.x -= 1200\n    if head.y \u003e 900:\n        head.y -= 900\n    if head.x \u003c 0:\n        head.x += 1200\n    if head.y \u003c 0:\n        head.y += 900\n    if key.up or key.right or key.down:\n        hint.hidden = True\n    if clock % 20 == 0:\n        if food.scale == 1:\n            food.scale = 0.8\n            hint.scale = 0.8\n        else:\n            hint.scale = 1\n            food.scale = 1\n        \n        \n        \n    draw_text(len(bodies) -1, 30, 30, 'white', 100)\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\nforever(loop) #不斷執行遊戲迴圈","created_at":"2021-04-25T13:39:40.877+08:00","updated_at":"2021-05-02T22:18:07.495+08:00","name":"貪食蛇（預設版） 副本","language":"python","screenshot":{"url":"https://cdn5.koding.school/uploads/project/screenshot/247295/9f9f6e8ef1bc8dc791d9fb82c7b23714.jpg"},"parent_id":183421,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":60,"hashid":"882sqekrz","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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