11_B_D_貪吃蛇_綜合練習_【講解】縮放動畫特效副本 | 程式專案

{"id":1023887,"student_id":2589,"content":"import random\nfrom game import (\n    set_backdrop,\n    create_sprite,\n    create_sound,\n    draw_text,\n    key,\n    forever,\n    stop\n)\n\nset_backdrop('bg_grid.jpg')\nfood = create_sprite('apple.png', 'orange.png')\nhead = create_sprite('head.png')\nhint = create_sprite('hint.png')\ngame_over = create_sprite('gameover.png')\ntail = create_sprite('body.png', 'body_left.png', 'body_right.png', 'tail.png')\n\ntail.costume_id = 3\n\nfood.layer = 1\nhead.layer = 2\ngame_over.layer = 3\n\ngame_over.hidden = True\n\nclock = 0\nnext_direction = 90\nbodies = [tail]\nis_start = False\nlevel = 0\n\nfood.move_to(930, 450)\nhead.move_to(270, 450)\ntail.move_to(210, 450)\nhint.move_to(270, 450)\n\n\n\ndef loop():\n    global clock, next_direction, is_start, level, bodies\n\n    if key.up == True and head.direction != 180:\n        next_direction = 0\n        is_start = True\n        \n    if key.right == True and head.direction != 270:\n        next_direction = 90\n        is_start = True\n        \n    if key.down == True and head.direction != 0:\n        next_direction = 180\n        is_start = True\n        \n    if key.left == True and head.direction != 90:\n        next_direction = 270\n        is_start = True\n    \n    hint.hidden = is_start\n    \n    level = (len(bodies) - 1) // 5\n    if level \u003e 10:\n        level = 10\n    \n    clock = clock + 1\n\n    if clock % (15 - level) == 0 and is_start == True:\n        if head.touched(food) == True:\n            food.x = random.randrange(20) * 60 + 30\n            food.y = random.randrange(15) * 60 + 30\n            \n            b = create_sprite('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\n        head.step_forward(60)\n    \n        if head.touched(bodies) == True:\n            stop()\n            game_over.hidden = False\n            draw_text(len(bodies) - 1, 550, 430, 'white', 80)\n            \n    if head.x \u003e 1200:\n        head.x = head.x - 1200\n    \n    if head.x \u003c 0:\n        head.x = head.x + 1200\n    \n    if head.y \u003e 900:\n        head.y = head.y - 900\n    \n    if head.y \u003c 0:\n        head.y = head.y + 900\n        \n    if clock % 20 == 0:\n        if food.scale == 1:\n            food.scale = 0.8\n            hint.scale = 0.8\n        else:\n            food.scale = 1\n            hint.scale = 1\n    \n    draw_text(len(bodies) - 1, 10, 10, 'white', 40)\n\n\nforever(loop)\n\n\n\ndef update_bodies_costume():\n    diff = next_direction - head.direction\n\n    if diff == 0:\n        bodies[0].costume_id = 0\n        \n    if diff == -90 or diff == 270:\n        bodies[0].costume_id = 1\n            \n    if diff == 90 or diff == -270:\n        bodies[0].costume_id = 2\n    \n    bodies[0].direction = next_direction\n\n    bodies[-1].costume_id = 3\n","created_at":"2025-05-29T12:24:20.891+08:00","updated_at":"2025-05-29T12:25:13.602+08:00","name":"11_B_D_貪吃蛇_綜合練習_【講解】縮放動畫特效 副本","language":"python","screenshot":{"url":null},"parent_id":1012130,"plugin":"","description":null,"note":null,"status":"public","like_student_ids":[],"is_featured":false,"views":76,"hashid":"yeys553j3","is_content_changed":false,"review_status":"unsubmitted","submitted_at":null,"reviewed_at":null,"advise":null,"is_deleted":false}

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