PyQt5:PyChart绘制饼图

系统环境 ：Win10
IDE：VS2017+PyQt5.12+Python3.7

from ui import Ui_Form
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from PyQt5.QtCore import *
from PyQt5.QtChart import 

	self.pieseries = QPieSeries() 	#定义PieSeries
	self.pieseries.append("Jane",1) #插入第一个元素
	self.pieseries.append("Joe",2)
	self.pieseries.append("Andy",3)
	self.pieseries.append("Barbara",4)
	self.pieseries.append("Axel",5)

	self.slice = self.pieseries.slices()[0] #得到饼图的某一个元素切片，在这取得为第一个
	self.slice.setExploded()#设置为exploded
	self.slice.setLabelVisible()#设置Lable
	self.slice.setPen(QPen(Qt.darkGreen,1))#设置画笔类型
	self.slice.setBrush(Qt.green)#设置笔刷

	self.chart = QChart()#定义QChart
	self.chart.addSeries(self.pieseries)#将 pieseries添加到chart里
	self.chart.setTitle("Simple piechart example")#设置char的标题
	self.chart.legend().hide()#将char的legend设置为隐藏

	self.charview = QChartView(self.chart,self)#定义charView窗口，添加chart元素，设置主窗口为父窗体，既将chartView嵌入到父窗体
	self.charview.setGeometry(0,0,self.width(),self.height())#设置charview在父窗口的大小、位置
	self.charview.setRenderHint(QPainter.Antialiasing)#设置抗锯齿
	self.charview.show()#将CharView窗口显示出来

self.charview = QChartView(self.chart) #将父窗体设置为空，设置为独立窗口
self.charview.setGeometry(0,0,self.width(),self.height())#这一句可以注掉
self.charview.setRenderHint(QPainter.Antialiasing)
self.charview.show()

app = QApplication(sys.argv)
window = m_window();
#window.show()
sys.exit(app.exec_())

		self.slice_1= QPieSlice("Jane",1)
		self.slice_2= QPieSlice("Joe",2)

		self.m_list = [self.slice_1,self.slice_2]
		self.pieseries.append(self.m_list)