{"id":687,"date":"2019-03-09T16:24:48","date_gmt":"2019-03-09T08:24:48","guid":{"rendered":"http:\/\/www.eait.co\/?p=687"},"modified":"2019-03-09T16:24:48","modified_gmt":"2019-03-09T08:24:48","slug":"python%e5%88%b6%e4%bd%9c%e8%b4%aa%e5%90%83%e8%9b%87%e6%b8%b8%e6%88%8f","status":"publish","type":"post","link":"https:\/\/notes.coremix.net\/?p=687","title":{"rendered":"python\u5236\u4f5c\u8d2a\u5403\u86c7\u6e38\u620f"},"content":{"rendered":"<pre>import pygame\r\nimport sys\r\nimport random\r\nfrom pygame.locals import *\r\n\r\nredColor = pygame.Color(255,0,0)#\u76ee\u6807\u65b9\u5757\r\nwhiteColor = pygame.Color(255,255,255)# \u8d2a\u5403\u86c7\r\nblackColor = pygame.Color(0,0,0) #\u80cc\u666f\u989c\u8272\r\n\r\n#\u5b9a\u4e49\u6e38\u620f\u7ed3\u675f\u7684\u51fd\u6570\r\ndef gameOver():\r\n    pygame.quit()\r\n    sys.exit()\r\n\r\n#\u5b9e\u73b0\u5de5\u4f5c\u65b9\u5f0f\r\ndef main():\r\n\r\n    #3.1\u521d\u59cb\u5316pygame\r\n    pygame.init()\r\n\r\n    #3.2\u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\u6765\u63a7\u5236\u6e38\u620f\u7684\u901f\u5ea6\r\n    fpsClock = pygame.time.Clock()\r\n\r\n    #3.3\u5b9a\u4e49\u4e00\u4e2a\u7a97\u53e3\r\n    playSurface = pygame.display.set_mode((640,480))\r\n    pygame.display.set_caption('\u8d2a\u5403\u86c7')\r\n\r\n    #\u521d\u59cb\u5316\u53d8\u91cf\r\n    snakePosition = [100,100]#\u8d77\u59cb\u4f4d\u7f6e\r\n    snakeBody = [[100,100],[80,100],[60,100]]#\u86c7\u8eab\r\n    targetPosition = [300,300]#\u76ee\u6807\u65b9\u5757\u4f4d\u7f6e\r\n    targetFlag = 1\r\n    direction = 'right'\r\n    changeDirection = direction\r\n\r\n    #3.5pygame\u4e2d\u7684\u65f6\u95f4\u8981\u653e\u5230\u4e00\u4e2a\u5b9e\u65f6\u5faa\u73af\u5f53\u4e2d\u6765\u5904\u7406\r\n    while True:\r\n        for event in pygame.event.get():\r\n            if event.type == QUIT:\r\n                pygame.quit()\r\n                sys.exit()\r\n            elif event.type == KEYDOWN:\r\n                if event.key == K_RIGHT:\r\n                    changeDirection = 'right'\r\n                if event.key == K_LEFT:\r\n                    changeDirection = 'left'\r\n                if event.key == K_UP:\r\n                    changeDirection = 'up'\r\n                if event.key == K_DOWN:\r\n                    changeDirection = 'down'\r\n                if event.key == K_ESCAPE:\r\n                    pygame.event.post(pygame.event.Event(QUIT))\r\n        #3.6\u786e\u5b9a\u65b9\u5411\r\n        if changeDirection == 'left' and not direction == 'right':\r\n            direction = changeDirection\r\n        if changeDirection == 'right' and not direction == 'left':\r\n            direction = changeDirection\r\n        if changeDirection == 'up' and not direction == 'down':\r\n            direction = changeDirection\r\n        if changeDirection == 'down' and not direction == 'up':\r\n            direction = changeDirection\r\n\r\n        #3.7\u6839\u636e\u65b9\u5411\u79fb\u52a8\u86c7\u5934\u7684\u4f4d\u7f6e\r\n        if direction == 'right':\r\n            snakePosition[0] += 20\r\n        if direction == 'left':\r\n            snakePosition[0] -= 20\r\n        if direction =='up':\r\n            snakePosition[1] -=20\r\n        if direction == 'down':\r\n            snakePosition[1] += 20\r\n        #3.8\u86c7\u589e\u52a0\u7684\u957f\u5ea6\r\n        snakeBody.insert(0,list(snakePosition))\r\n\r\n# \u5982\u679c\u8d2a\u5403\u86c7\u4f4d\u7f6e\u548c\u65b9\u5757\u4f4d\u7f6e\u91cd\u5408 \u610f\u5473\u5403\u6389\u4e86\u65b9\u5757\r\n        if snakePosition[0] == targetPosition[0] and snakePosition[1]==targetPosition[1]:\r\n            targetFlag = 0\r\n        else:\r\n            snakeBody.pop()\r\n        if targetFlag == 0:\r\n            x = random.randrange(1,32)\r\n            y = random.randrange(1,24)\r\n            targetPosition = [x*20,y*20]\r\n            targetFlag = 1\r\n        #3.9\u7ed8\u5236\u663e\u793a\u5c42\r\n        playSurface.fill(blackColor)\r\n        for position in snakeBody:\r\n            pygame.draw.rect(playSurface,whiteColor,Rect(position[0],position[1],20,20))#\u86c7\r\n            pygame.draw.rect(playSurface,redColor,Rect(targetPosition[0],targetPosition[1],20,20))#\u76ee\u6807\u65b9\u5757\r\n        #\u6e38\u620f\u7ed3\u675f\r\n        pygame.display.flip()\r\n        if snakePosition[0]&gt;620 or snakePosition[0]&lt;0:\r\n            gameOver()\r\n        if snakePosition[1] &gt;460 or snakePosition[1] &lt; 0:\r\n            gameOver()\r\n        #\u63a7\u5236\u6e38\u620f\u901f\u5ea6\uff0c\u8d8a\u5927\u901f\u5ea6\u8d8a\u5feb\r\n        fpsClock.tick(5)\r\n\r\nif __name__ == '__main__':\r\n    main()\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>import pygame import sys import random from pygame.loca [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[20],"class_list":["post-687","post","type-post","status-publish","format-standard","hentry","category-python","tag-python"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts\/687","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=687"}],"version-history":[{"count":1,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts\/687\/revisions"}],"predecessor-version":[{"id":688,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts\/687\/revisions\/688"}],"wp:attachment":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}