基于python异步io框架Tornado,实现监控遥控命令与web网页指定按键和鼠标（屏幕）点击事件的绑定.zip

# -*- coding: UTF-8 -*- import sys import RPi.GPIO as GPIO import time import sys from steering import Steering import tornado.ioloop import tornado.web import tornado.httpserver import tornado.options from tornado.options import define,options import configparser import RPi.GPIO as GPIO from tornado.web import Application, RequestHandler from tornado.ioloop import IOLoop from tornado.options import define, options, parse_command_line from tornado.httpserver import HTTPServer import os.path define("port",default=80,type=int) class Camera: def __init__(self): config = configparser.ConfigParser() config.read("./config.ini") HIntfNum = config.getint("camera", "HIntfNum") HInitPosition = config.getint("camera", "HInitPosition") HMinPosition = config.getint("camera", "HMinPosition") HMaxPosition = config.getint("camera", "HMaxPosition") HSpeed = config.getint("camera", "HSpeed") # Vertical direction control parameters VIntfNum = config.getint("camera", "VIntfNum") VInitPosition = config.getint("camera", "VInitPosition") VMinPosition = config.getint("camera", "VMinPosition") VMaxPosition = config.getint("camera", "VMaxPosition") VSpeed = config.getint("camera", "VSpeed") self.HCameraControl = Steering(HIntfNum, HInitPosition, HMinPosition, HMaxPosition, HSpeed) self.VCameraControl = Steering(VIntfNum, VInitPosition, VMinPosition, VMaxPosition, VSpeed) def cameraRotate(self,direction): if direction == "A": self.HCameraControl.forwardRotation() elif direction == "D": self.HCameraControl.reverseRotation() elif direction == "W": self.VCameraControl.forwardRotation() elif direction == "S": self.VCameraControl.reverseRotation() elif direction == "Q": self.HCameraControl.reset() self.VCameraControl.reset() else: print("Your input for camera direction is wrong, please input: D, A, W, S or Q(reset)!") camera = Camera() def run(dir): camera.cameraRotate(dir) class IndexHandler(tornado.web.RequestHandler): def get(self): self.render("index.html",encoding="utf8") def post(self): # Horiazonal direction control parameters arg = self.get_argument('k') if(arg=='w'): dir = "W" run(dir) elif(arg=='s'): dir = "S" run(dir) elif(arg=='a'): dir = "A" run(dir) elif(arg=='d'): dir = "D" run(dir) elif(arg=='q'): dir = "Q" run(dir) else: return False self.write(arg) if __name__ == '__main__': tornado.options.parse_command_line() app = tornado.web.Application(handlers=[(r"/",IndexHandler)],static_path=os.path.join(os.path.dirname(__file__), "static"),) http_server = tornado.httpserver.HTTPServer(app) http_server.listen(options.port) tornado.ioloop.IOLoop.instance().start()