貪食蛇（預設版）副本 | 程式專案

{"id":726435,"student_id":3760,"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 = 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\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\ntail.move_to(210, 450)\nhint.move_to(250, 450)\n\n\n# 遊戲主迴圈\ndef loop ():\n    global clock, next_direction, is_start, level, bodies\n    \n    if key.up or key.left or key.right or key.down:\n        is_start = True\n        \n    hint.hidden = is_start\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    level = (len(bodies)-1) // 5\n    if level \u003e 10: level = 10\n    \n    clock += 1\n    \n    if clock % 20 == 0:\n        if food.scale == 1:\n            hint.scale = 0.8\n            food.scale = 0.8\n        else:\n            hint.scale = 1\n            food.scale = 1\n    \n    if clock % (15-level) == 0 and is_start: # 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            b = create_sprite(\n                \"body.png\", 'body_left.png', 'body_right.png', 'tail.png')\n            b.move_to(head)\n            bodies.append(b)\n        \n        if len(bodies) \u003e 0:\n            b = bodies.pop()\n            b.move_to(head)\n            bodies = [b] + bodies\n            update_bodies_costume()\n        \n        head.direction = next_direction # 轉向\n        head.step_forward(60)           # 前進一個格子的距離\n        \n    if head.touched(bodies):\n        stop()\n        gameover.hidden = False\n        draw_text(len(bodies)-1, 550, 430, 'white', 80)\n        \n    if head.x \u003e 1200: head.x -= 1200\n    if head.y \u003e 900: head.y -= 900\n    if head.x \u003c 0: head.x += 1200\n    if head.y \u003c 0: head.y += 900\n        \n    draw_text(len(bodies)-1, 10, 10, 'white', 40)\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\n\n","created_at":"2024-04-09T03:54:32.015+08:00","updated_at":"2024-11-14T15:48:42.925+08:00","name":"貪食蛇（預設版） 副本","language":"python","screenshot":{"url":"https://cdn0.koding.school/uploads/project/screenshot/726435/89d41d7d696b0c98fdb331dc9ee2def2.jpg"},"parent_id":183421,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":17,"hashid":"rdvsvkn3v","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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