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interface.py
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import time
import cv2
from PyQt5 import QtGui
from PyQt5.QtCore import QStringListModel, pyqtSignal
from PyQt5.QtWidgets import QMainWindow, QMessageBox
from ui import Ui_MainWindow
from threading import Event
from reaction import Reaction
from tutorialsWin import TutorialsWin
from helpWin import HelpWin
class Window(QMainWindow, Ui_MainWindow):
received = pyqtSignal(str)
def __init__(self, app, parent=None):
super(Window, self).__init__(parent)
self.app = app
self.setupUi(self)
self.btn_start.clicked.connect(self.switch)
self.eventRunning = Event()
self.member_list = []
self.received.connect(self.get_data)
self.isLogin = False
self.isTarget = False
self.isController = False
self.isControlling = False
self.btn_get_ctrl.clicked.connect(self.get_ctrl)
self.type = 'receiver'
self.name = ''
self.target = ''
self.btn_join.clicked.connect(self.join)
self.btn_pause.clicked.connect(self.switch_ctrl)
self.checkBox.stateChanged.connect(self.switch_target)
self.reaction = Reaction()
self.action_tutorials.triggered.connect(self.show_tutorials_win)
self.action_help.triggered.connect(self.show_help_win)
def closeEvent(self, a0: QtGui.QCloseEvent) -> None:
self.app.client.stop_ping()
def join(self):
# self.app.client.send(self.app.client.type)
self.name = self.lineEdit.text()
if self.name != '':
self.app.client.send(self.name) # 发送用户名
self.btn_join.setEnabled(False)
self.lineEdit.setEnabled(False)
self.btn_join.setText("已加入会议")
self.isLogin = True
self.app.identify.start()
else:
self.show_error("请输入用户名")
self.lineEdit.setFocus()
def get_ctrl(self):
if self.isLogin:
if self.isController:
self.app.client.send("exchange_control")
# self.isController = False
self.btn_get_ctrl.setText("获取控制")
self.btn_pause.setText("开始控制")
else:
self.app.client.send("exchange_control")
self.isController = True
self.btn_get_ctrl.setText("退出控制")
self.btn_pause.setText("开始控制")
else:
self.show_error("尚未加入会议")
self.lineEdit.setFocus()
def switch_ctrl(self):
if self.isController:
self.app.client.send("switch_control")
self.btn_pause.setText("暂停控制" if self.btn_pause.text() == "开始控制" else "开始控制")
else:
self.show_error("未获得控制权")
def switch_target(self):
if self.checkBox.isChecked():
self.isTarget = True
else:
self.isTarget = False
def get_data(self, data: str):
if data == 'pong':
return
elif data == 'ping':
self.app.client.timer.start()
return
splits = data.split(' ')
if splits[0] == 'command':
self.set_log("控制者发出指令：" + splits[1])
if self.isTarget:
# 响应指令：pyuserinput
self.reaction.react(splits[1])
elif splits[0] == 'change_controller':
self.isControlling = False
self.label_controller.setText(("正在控制：" if self.isControlling else "控制已暂停：")
+ splits[1])
if splits[1] == self.name:
self.isController = True
self.btn_get_ctrl.setText("退出控制")
else:
self.isController = False
self.btn_get_ctrl.setText("获取控制")
elif splits[0] == 'control_switched':
self.isControlling = not self.isControlling
self.label_controller.setText(("正在控制：" if self.isControlling else "控制已暂停：")
+ splits[1])
elif splits[0] == 'member_list':
self.member_list = splits[1:]
self.init_list_view()
elif splits[0] == 'duplicate_name':
self.show_error("用户名已存在，请修改")
self.lineEdit.setEnabled(True)
self.lineEdit.setFocus()
self.btn_join.setEnabled(True)
self.btn_join.setText("加入会议")
self.isLogin = False
def set_gesture(self, msg: str):
self.label_res.setText(msg)
if msg == "抓取":
if not self.isController:
self.get_ctrl() # 按下获取控制按钮
self.switch_ctrl()
else:
self.switch_ctrl()
self.get_ctrl()
return
if self.isControlling:
if self.isTarget:
self.textBrowser.append("控制本机：" + msg)
self.reaction.react(msg)
return
if self.isController:
self.set_log("你发出了指令：" + msg)
self.app.client.send("command " + msg)
return
def set_log(self, msg):
self.textBrowser.append(time.strftime("(%H:%M:%S)", time.localtime()) + ' ' + msg)
self.textBrowser.moveCursor(self.textBrowser.textCursor().End)
def flash_img(self, image, ratio):
size = (int(self.label_img.width()), int(self.label_img.width() * ratio))
shrink = cv2.resize(image, size, interpolation=cv2.INTER_AREA)
# cv2.imshow('img', shrink)
shrink = cv2.cvtColor(shrink, cv2.COLOR_BGR2RGB)
self.QtImg = QtGui.QImage(shrink.data, shrink.shape[1],
shrink.shape[0], shrink.shape[1] * 3,
QtGui.QImage.Format_RGB888)
self.label_img.setPixmap(QtGui.QPixmap.fromImage(self.QtImg))
def switch(self):
if self.eventRunning.isSet():
self.label_img.setText("Hellow\nWorld")
self.btn_start.setText("开启识别")
self.eventRunning.clear()
else:
self.eventRunning.set()
self.btn_start.setText("停止识别")
def show_error(self, msg: str):
QMessageBox.information(self, "错误", msg)
def init_list_view(self):
slm = QStringListModel() # 创建model
slm.setStringList(self.member_list) # 将数据设置到model
self.listView.setModel(slm) # 绑定 listView 和 model
self.listView.clicked.connect(self.clicked_list) # listview 的点击事件
def clicked_list(self, q_model_index):
self.target = self.member_list[q_model_index.row()]
def show_tutorials_win(self):
self.switch()
TutorialsWin().exec_()
def show_help_win(self):
HelpWin().exec_()