triangle/python_gui/gui/main.py

127 lines
5.0 KiB
Python

import sys
from PyQt5.QtWidgets import QApplication, QMainWindow, QMessageBox
from main_ui import *
from wifi_udp import *
import threading #引入并行
import numpy as np
import pyqtgraph as pg
RED_COLOR = (255, 92, 92)
GREEN_COLOR = (57, 217, 138)
BLUE_COLOR = (91, 141, 236)
ORANGE_COLOR = (253, 172, 66)
YELLOW_COLOR = (255,255,51)
PURPLE_COLOR = (75,0,130)
MAROON_COLOR = (222,184,135)
class MyWindow(QMainWindow, Ui_MainWindow):
def __init__(self, parent=None):
super(MyWindow, self).__init__(parent)
self.setupUi(self)
# 变量初始化
self.variable_init()
# 设置实例
self.CreateItems()
# 设置信号与槽
self.CreateSignalSlot()
# 图表初始化
self.plot_init()
# 设置信号与槽
def CreateSignalSlot(self):
self.wifi_recv_open_pushButton.clicked.connect(self.wifi_recv_open_pushButton_clicked)
self.velocity_horizontalSlider.valueChanged.connect(self.velocity_horizontalSlider_valueChanged)
self.wifi_config_pushButton.clicked.connect(self.wifi_config_pushButton_clicked)
# 设置实例
def CreateItems(self):
# 定时器-绘图刷新
self.timer = QtCore.QTimer()
self.timer.timeout.connect(self.update_plot)
self.timer.start(20)
# wifi udp
self.udp = udp()
# self.wifi_IP_lineEdit.setText(self.udp.user_ip)
def variable_init(self):
# 图表数据变量
self.wifi_recv_flag = 0
self.udp_data = 0
self.target_velocity = 0
self.now_velocity = 0
self.close_flag = 1
def plot_init(self):
# 绘图对象
self.plotWidget = pg.PlotWidget()
self.plotWidget.showGrid(x=True, y=True, alpha=0.5)
# 图表可视化数组
self.signals = ['now_Angle', 'tag_Angle']
self.signal_tooltip = ['now_Angle ', 'tag_Angle']
self.signalColors = [RED_COLOR, BLUE_COLOR]
self.signalIcons = ['reddot', 'bluedot']
self.numberOfSamples = 300
self.signalDataArrays = []
self.signalPlots = []
self.signalPlotFlags = []
self.timeArray = np.arange(-self.numberOfSamples, 0, 1)
for (sig, sigColor, tooltip) in zip(self.signals, self.signalColors, self.signal_tooltip):
# define signal plot data array
self.signalDataArrays.append(np.zeros(self.numberOfSamples))
# configure signal plot parameters
signalPen = pg.mkPen(color=sigColor, width=1.5)
self.signalPlots.append(pg.PlotDataItem(self.timeArray,
self.signalDataArrays[-1],
pen=signalPen, name=tooltip))
self.plotWidget.addItem(self.signalPlots[-1])
# is plotted flag
self.signalPlotFlags.append(True)
self.gridLayout.addWidget(self.plotWidget)
# 滑条绑定
def velocity_horizontalSlider_valueChanged(self):
self.target_velocity = self.velocity_horizontalSlider.value()
self.velocity_lineEdit.setText(str(self.target_velocity))
self.udp.send_message(str(self.target_velocity))
print(str(self.target_velocity))
def wifi_config_pushButton_clicked(self):
try:
print(self.wifi_IP_lineEdit.text(),type(self.wifi_IP_lineEdit.text()))
self.udp.udpClientSocket.bind((self.wifi_IP_lineEdit.text(), 2333))
t1 = threading.Thread(target=self.udp_recv)
t1.start()
self.wifi_recv_open_pushButton.setEnabled(True)
except:
QMessageBox.critical(self, "错误", '该请求的地址无效')
def wifi_recv_open_pushButton_clicked(self):
if self.wifi_recv_flag == 0:
# 打开wifi接收
self.wifi_recv_flag = 1
self.wifi_recv_open_pushButton.setText('关闭')
else:
self.wifi_recv_flag = 0
self.wifi_recv_open_pushButton.setText('打开')
def udp_recv(self):
while self.close_flag:
recv_data = self.udp.udpClientSocket.recv(1024)
recv_data = recv_data.decode('utf-8')
self.udp_data = recv_data
def update_plot(self):
if self.wifi_recv_flag:
self.signalDataArrays[0] = np.roll(self.signalDataArrays[0], -1)
self.signalDataArrays[0][-1] = self.udp_data
self.signalDataArrays[1] = np.roll(self.signalDataArrays[1], -1)
self.signalDataArrays[1][-1] = self.angle_lineEdit.text()
# self.curve.setData(self.timeArray, self.v_list[0]) # 在绘图部件中绘制折线图
for i, plotFlag in enumerate(self.signalPlotFlags):
self.signalPlots[i].setData(self.timeArray, self.signalDataArrays[i])
self.signalPlots[i].updateItems()
self.signalPlots[i].sigPlotChanged.emit(self.signalPlots[i])
def closeEvent(self, a0: QtGui.QCloseEvent) -> None:
self.close_flag = 0
if __name__ == '__main__':
app = QApplication(sys.argv)
myWin = MyWindow()
myWin.show()
sys.exit(app.exec_())