箱线图（BoxPlot） App

from PyQt5.QtWidgets import *from matplotlib import pyplot as pltfrom matplotlib.backends.backend_qt5agg import FigureCanvasQTAggfrom matplotlib.figure import Figureimport matplotlibmatplotlib.rcParams["font.sans-serif"] = ["SimHei"]matplotlib.rcParams["axes.unicode_minus"] = Falseclass Canvas(FigureCanvasQTAgg):    def __init__(self, parent=None, width=5, height=4, dpi=100):        self.fig = Figure(figsize=(width, height), dpi=dpi) #创建画布,设置宽高，每英寸像素点数        self.axes = self.fig.add_subplot(111)#        self.axes.tick_params(axis='x',rotation =90,direction="in")#日期旋转90度显示        FigureCanvasQTAgg.__init__(self, self.fig)#调用基类的初始化函数        self.setParent(parent)        FigureCanvasQTAgg.updateGeometry(self)    def LinePlot(self, title,  x_axis_labels, allData,legend_labels):        self.axes.cla()#清除已绘的图形        for i in range(len(allData)):            line, = self.axes.plot(allData[i],marker='o',markersize=5)#可以省略x轴labels        self.axes.legend(labels= legend_labels, loc ="best")        self.title = self.axes.set_title(title)        self.title.set_picker(5)        self.axes.grid(lw=0.5,ls="--",alpha=0.5)        self.draw()#重新绘制        #handles, labels = self.axes.get_legend_handles_labels()        #print(handles)        #print(labels)    def BoxPlot(self, title, labels, allData,settings,xticklabelAngle):        self.axes.cla()#清除已绘的图形        bplot = self.axes.boxplot(allData,labels=labels,meanline=settings["showmeans"], showmeans=settings["showmeans"],                                  patch_artist=True,showfliers=settings["outliers"],sym=settings["sym"],notch=settings["notch"])        colors = ['green','navy', 'lightblue', 'magenta','lightgreen','blue','lime','indigo','pink','brown','cyan','yellow','olive',                  'darkblue','maroon','lavender','chartreuse','ivory','crimson','beige','fuchsia','azure','goldenrod','khaki',                  'darkgreen','chocolate','coral','gold','aquamarine']        for box, color in zip(bplot['boxes'], colors):            box.set(color=color,linewidth=2)            box.set_picker(5)                    self.title = self.axes.set_title(title,fontsize=14)        self.title.set_picker(5)                self.xlabel = self.axes.set_xlabel("x label",fontsize = 12)        self.xlabel.set_picker(4)                self.ylabel = self.axes.set_ylabel("y label",fontsize = 12)        self.ylabel.set_picker(4)                self.grid = self.axes.grid(lw=0.5,ls="--",alpha=0.5)        for ticklabel in self.axes.xaxis.get_ticklabels():            ticklabel.set_rotation(xticklabelAngle)#0度表示水平从左向右            #ticklabel.set_fontsize(14)        self.draw()#重新绘制   if __name__ == "__main__":    canvas = Canvas()    #canvas.BoxPlot()

#import sysfrom PyQt5.QtWidgets import *from PyQt5.QtGui import QColor, QFont, QIcon, QKeySequence,QPixmap,QImage,QPainter,QPen,QBrushfrom PyQt5.QtCore import Qt, QDate, QTime, QDateTime, QTimer, QSettings,pyqtSignal,QPoint,QMetaObject#import osclass TableWidgetItem(QTableWidgetItem):    def __init__(self,text,type = QTableWidgetItem.Type):        super(myTableWidgetItem,self).__init__()        self.setText(text)        self.setTextAlignment(Qt.AlignHCenter |  Qt.AlignVCenter)class TableWidget(QTableWidget):    colNameChanged = pyqtSignal(int,str)        def __init__(self,parent=None):        super().__init__(parent)        self.setup()        self.createActions()        self.eventHandle()        self.setContextMenuPolicy(Qt.CustomContextMenu)#允许右键产生子菜单        self.customContextMenuRequested.connect(self.custom_right_menu)#右键菜单        self.clipboard = QApplication.clipboard()        self.mimeData = self.clipboard.mimeData()        self.currentColumns = None        self.resize(1000, 618)            def setup(self):        self.setEditTriggers(QAbstractItemView.DoubleClicked)#NoEditTriggers,CurrentChanged,SelectedClicked,AnyKeyPressed,DoubleClicked,AllEditTriggers        self.setSelectionBehavior(QAbstractItemView.SelectItems) #,QAbstractItemView.SelectRows,QAbstractItemView.SelectColumns        self.setSelectionMode(QAbstractItemView.ExtendedSelection)        #SingleSelection #ContiguousSelection #ExtendedSelection #MultiSelection #NoSelection        #self.resizeColumnsToContents()#.resizeColumnToContents (self, int column)        #self.setStyleSheet("QTableCornerButton::section{background-color:green;}")#左上角        Ncolumns = 1000        Nrows = 10001        self.setColumnCount(Ncolumns)        self.setRowCount(Nrows)        self.setVerticalHeaderLabels((str(x) for x in range(Nrows)))#垂向header labels        self.setColumnCount(Ncolumns)        #self.horizontalHeader().setStyleSheet("QHeaderView::section{background-color:rgb(180,180,250);}")        #self.horizontalHeader().setDefaultAlignment(Qt.AlignHCenter| Qt.AlignVCenter)        #self.horizontalHeader().sectionMoved[int,int,int].connect(self.on_columnSelectionsChanged)        #self.horizontalHeader().sectionCountChanged[int,int].connect(self.on_columnSelectionsChanged)                    for i in range(self.rowCount()):            self.setRowHeight(i, 20)        #setSpan (self, int row, int column, int rowSpan, int columnSpan)#"合并单元格" # .clearSpans()        #.setRowHeight (self, int row, int height)        #.setColumnWidth (self, int column, int width)        #self.setSortingEnabled(True)##        #.sortByColumn (self, int column, Qt.SortOrder order)        #.setWordWrap (self, bool on)        #.setGridStyle (self, Qt.PenStyle style)        #hideColumn (self, int column)        #hideRow (self, int row)
/*
* 提示：该行代码过长，系统自动注释不进行高亮。一键复制会移除系统注释 
* def createActions(self):        self.copyAct = QAction(QIcon('/editcopy.png'),"&Copy...", self, shortcut=QKeySequence.Copy,statusTip="Copy", triggered=self.clipboard_copy)#        self.pasteAct = QAction(QIcon('/editpaste.png'),"&Paste...", self, shortcut=QKeySequence.Paste,statusTip="Copy", triggered=self.clipboard_paste)#        self.delAct = QAction(QIcon('/editcut.png'),"&Delete content", self, shortcut=QKeySequence.Delete,statusTip="Delete", triggered=self.delete_)#        pix = QPixmap(16, 16)        pix.fill(Qt.red)        self.bgcolorAct = QAction(QIcon(pix),"背景颜色", self, statusTip="background color", triggered=self.setBGColor)#        self.delallAct = QAction(QIcon('/editcut.png'),"&clear all", self,statusTip="clear all", triggered=self.clear_all)#                self.delrowAct = QAction(QIcon('/editcut.png'),"删除此行", self,statusTip="delete current row", triggered=self.delete_row)#                self.delcolumnAct = QAction(QIcon('/editcut.png'),"删除此列", self,statusTip="delete current column", triggered=self.delete_column)#    def eventHandle(self):        self.cellActivated[int,int].connect(self.on_cellActivated)        #self.cellEntered[int,int].connect(self.on_cellEntered)        self.cellChanged[int,int].connect(self.on_cellChanged) # can triggered by code        self.cellClicked[int,int].connect(self.on_cellClicked)        self.cellDoubleClicked[int,int].connect(self.on_cellDoubleClicked)        #self.currentCellChanged[int,int,int,int].connect(self.on_currentCellChanged)        self.itemSelectionChanged.connect(self.on_itemSelectionChanged)               self.addAction(self.copyAct)        self.addAction(self.pasteAct)        self.addAction(self.delAct)    def setBGColor(self):        color = QColorDialog.getColor()        if color.isValid():            #tuple(map( lambda x: x/255.0, color.getRgb()[0:-1]))            for item in self.selectedItems():                item.setBackground(color)    def delete_row(self):        self.removeRow (self.currentRow())    def delete_column(self):        self.removeColumn (self.currentColumn())    def custom_right_menu(self, pos):        menu = QMenu()         act1 = menu.addAction(self.copyAct)        act2 = menu.addAction(self.pasteAct)        act3 = menu.addAction(self.delAct)        act4 = menu.addAction(self.bgcolorAct)        act5 = menu.addAction(self.delallAct)        act6 = menu.addAction(self.delrowAct)        act7 = menu.addAction(self.delcolumnAct)        action = menu.exec_(self.mapToGlobal(pos))        if action == act1:            pass        elif action == act2:            pass        else:            return        def delete_(self):        for item in self.selectedItems():            item.setText("")    def clear_all(self):        for item in self.selectedItems():            item.setText('')            item.setBackground(QColor(255,255,255))            item.setToolTip('')             def clipboard_copy(self):        if not self.selectedItems() :            self.clipboard.clear() # not equal to  .setText('')            return        selected_rows = [item.row() for item in self.selectedItems()]        row_max ,row_min = max(selected_rows), min(selected_rows)        rows =  row_max - row_min +1        selected_columns= [item.column() for item in self.selectedItems()]        column_max ,column_min = max(selected_columns), min(selected_columns)        columns = column_max - column_min +1                content = [['']*columns for row in range(rows)] #  [['']*columns]*rows # wrong!!!!        for item in self.selectedItems():            content[item.row() - row_min][item.column() - column_min] = item.text()        text_output = ''        for i in range(rows):            text_output += "\t".join(content[i])+"\n"        self.clipboard.setText(text_output[:-1])    def clipboard_paste(self):        #print self.currentItem(),self.currentRow(),self.currentColumn()        row,col = self.currentRow(),self.currentColumn()        if self.mimeData.hasText(): # .hasImage(),.hasHtml()            text = self.mimeData.text()            lines = text.split("\n")            for i in range(len(lines)):                records = lines[i].split("\t")                for j in range(len(records)):                    s = records[j]                    if self.item(row+i,col+j):                        self.item(row+i,col+j).setText(s)                    else:                        item = QTableWidgetItem(s)                        self.setItem(row+i,col+j,item)    def on_cellActivated(self,row,col):# "Enter" key pressed        self.setCurrentCell(self.currentRow()+1,self.currentColumn())    def on_cellChanged(self,row,col):        if row == 0:            if col > 0:                for j in range(col):                    if self.item(0,j) is None or self.item(0,j).text() == '':                        QMessageBox.critical(self, "错误", "左边不能有空的列！")                        return            self.colNameChanged.emit(col,self.item(row,col).text())            #def on_cellEntered(self,row,col):        #print ("cellEntered")            def on_cellClicked(self,row,col):        if self.item(row,col):            info = "row: %s, col: %s, value: %s" %(row+1, col+1, self.item(row,col).text())        else:            info = "row: %s, col: %s, value: %s" %(row+1, col+1, None)        #self.topLevelWidget().statusBar().showMessage(info)    def on_cellDoubleClicked(self,row,col):        pass        #self.setBGColor()        #print "row,col:",row+1,col+1    def on_cellPressed(self,row,col):        print ("cellPressed")        #print "row,col:",row+1,col+1    #def on_currentCellChanged(self, currentRow, currentCol, previousRow, previousCol):        #print "currentCellChanged"        #print "current row,current col,previous row,previous col:",currentRow+1,currentCol+1,previousRow+1, previousCol+1        #print "selectedIndexes:", self.selectedIndexes()        #print "selectedItems:", self.selectedItems()        #for item in self.selectedItems():            #print (item.row(),item.column(),item.text())    def on_itemSelectionChanged(self):        self.currentColumns = set()        for item in self.selectedItems():            self.currentColumns.add(item.column())    def keyPressEvent(self,event):        key = event.key()        if key == 16777235: # Ctrl+up 滑动条位置回到顶部            if event.modifiers() & Qt.ControlModifier:#Ctrl 键被按下                self.verticalScrollBar().setValue(0)            elif key == 16777234: # # Ctrl+ left 滑动条位置回到左端            if event.modifiers() & Qt.ControlModifier:#Ctrl 键被按下                self.horizontalScrollBar().setValue(0)        else:            QWidget.keyPressEvent(self, event)    def randomData(self):        from random import random        for i in range(0,100):            for j in range(0,8):                item = QTableWidgetItem(str((i*random())*(j+1)))#.setText(str(i*j))                self.setItem(i,j,item)                        for j in range(8):            self.setColumnWidth(j, 60)            self.item(0,j).setBackground(QColor(180,180,225))            self.item(0,j).setText(chr(ord('A')+j))if __name__ =="__main__":    import sys    APP=QApplication(sys.argv)    myqt=TableWidget()    myqt.randomData()    myqt.show()    sys.exit(APP.exec_())
*/

import sysfrom PyQt5.QtWidgets import *from PyQt5.QtGui import QColor, QFont, QIcon,QPixmapfrom PyQt5.QtCore import Qt, pyqtSignal,QSize,QDate
class TitleDlg(QDialog):    applySignal = pyqtSignal(str,int,tuple)#自定义信号    def __init__(self, title, parent = None):        super().__init__(parent)        self.setWindowTitle(title)        okButton = QPushButton("OK")        applyButton = QPushButton("Apply")        cancelButton = QPushButton("Cancel")        okButton.clicked.connect(self.ok)        applyButton.clicked.connect(self.apply)        cancelButton.clicked.connect(self.reject)                buttonLayout = QHBoxLayout()        buttonLayout.addStretch()        buttonLayout.addWidget(okButton)        buttonLayout.addWidget(applyButton)        buttonLayout.addWidget(cancelButton)        layout = QGridLayout()        label0 = QLabel("字体大小:")        self.fontsizeSpinBox = QSpinBox()        self.fontsizeSpinBox.setValue(12)        self.fontsizeSpinBox.setRange(10,30)        self.colorButton = QPushButton("文字颜色")        self.colorButton.clicked.connect(self.setTextColor)        self.colorLabel = QLabel()        self.colorLabel.setFrameShadow(QFrame.Sunken)        self.colorLabel.setStyleSheet("QLabel{background:rgb(0,0,0);}")        self.textEdit = QTextEdit()        self.textEdit.setText("??")        self.textEdit.selectAll()        self.textEdit.setFocus(True)                #self.textEdit.setSizePolicy(QSizePolicy.Minimum,QSizePolicy.Minimum)        self.textEdit.setFixedHeight(50)
/*
* 提示：该行代码过长，系统自动注释不进行高亮。一键复制会移除系统注释 
* layout.addWidget(label0,0,0)        layout.addWidget(self.fontsizeSpinBox,0,1)        layout.addWidget(self.colorButton,0,2)        layout.addWidget(self.colorLabel,0,3)        layout.addWidget(self.textEdit,1,0,1,4)        layout.addLayout(buttonLayout,2,0,1,4)        self.setLayout(layout)        self.rgb = (0,0,0)            def setTextColor(self):        color = QColorDialog.getColor(Qt.black, None,"选择颜色")        if color.isValid():            self.rgb = color.getRgb()[0:3]#getRgb()返回四个值!!!            self.colorLabel.setStyleSheet("QLabel{background:rgb(%d,%d,%d);}"% self.rgb) #有多重花括号，不好用f字符串               def apply(self):#重新实现accept方法        self.applySignal.emit(self.textEdit.toPlainText(),self.fontsizeSpinBox.value(),self.rgb)    def ok(self):#不能重载  done(), 否则self.reject()异常        self.apply()        self.hide()class BoxDlg(QDialog):    applySignal = pyqtSignal(tuple)#自定义信号    def __init__(self, title, parent = None):        super().__init__(parent)        self.setWindowTitle(title)        okButton = QPushButton("OK")        applyButton = QPushButton("Apply")        cancelButton = QPushButton("Cancel")        okButton.clicked.connect(self.ok)        applyButton.clicked.connect(self.apply)        cancelButton.clicked.connect(self.reject)                buttonLayout = QHBoxLayout()        buttonLayout.addStretch()        buttonLayout.addWidget(okButton)        buttonLayout.addWidget(applyButton)        buttonLayout.addWidget(cancelButton)        layout = QGridLayout()        self.colorButton = QPushButton("填充颜色")        self.colorButton.clicked.connect(self.setPatchColor)        layout.addWidget(self.colorButton,0,0)        layout.addLayout(buttonLayout,1,0,1,4)        self.setLayout(layout)        self.rgb = (0,0,255)            def setPatchColor(self):        color = QColorDialog.getColor(Qt.black, None,"选择颜色")        if color.isValid():            self.rgb = color.getRgb()[0:3]#getRgb()返回四个值!!!            self.colorButton.setStyleSheet("QPushButton{background:rgb(%d,%d,%d);}"% self.rgb)               def apply(self):#重新实现accept方法        self.applySignal.emit(self.rgb)    def ok(self):#不能重载  done(), 否则self.reject()异常        self.apply()        self.hide()     class RefHLineDlg(QDialog):    applySignal = pyqtSignal(dict)#自定义信号    def __init__(self, title, parent = None):        super().__init__(parent)        self.setWindowTitle(title)        okButton = QPushButton("OK")        applyButton = QPushButton("Apply")        cancelButton = QPushButton("Cancel")        okButton.clicked.connect(self.ok)        applyButton.clicked.connect(self.apply)        cancelButton.clicked.connect(self.reject)                buttonLayout = QHBoxLayout()        buttonLayout.addStretch()        buttonLayout.addWidget(okButton)        buttonLayout.addWidget(applyButton)        buttonLayout.addWidget(cancelButton)        layout = QGridLayout()                        self.yLineEdit = QLineEdit()        self.labelEdit = QLineEdit()        self.x1LineEdit = QLineEdit('0')        self.x1LineEdit.setToolTip("决定了水平参考线左端点的x坐标")        self.x2LineEdit = QLineEdit()        self.x2LineEdit.setToolTip("决定了水平参考线右端点的x坐标")        self.lsComboBox = QComboBox()        self.lsComboBox.addItems(['-','--','-.',':'])        self.lwSpinBox = QDoubleSpinBox()        self.lwSpinBox.setValue(1.0)        self.lwSpinBox.setRange(0.5,3.0)        self.lwSpinBox.setSingleStep(0.25)        self.colorButton = QPushButton()        self.colorButton.setStyleSheet("QPushButton{background:rgb(255,0,0);}")        self.alphaSpinBox = QDoubleSpinBox()        self.alphaSpinBox.setValue(1.0)        self.alphaSpinBox.setRange(0.2,1.0)        self.alphaSpinBox.setSingleStep(0.1)               layout.addWidget(QLabel("y ="),0,0)        layout.addWidget(self.yLineEdit,0,1)        layout.addWidget(QLabel("标签名:"),0,2)        layout.addWidget(self.labelEdit,0,3)        layout.addWidget(QLabel("x1="),1,0)        layout.addWidget(self.x1LineEdit,1,1)        layout.addWidget(QLabel("x2="),1,2)        layout.addWidget(self.x2LineEdit,1,3)        layout.addWidget(QLabel("线型:"),2,0)        layout.addWidget(self.lsComboBox,2,1)        layout.addWidget(QLabel("线宽:"),2,2)        layout.addWidget(self.lwSpinBox,2,3)        layout.addWidget(QLabel("颜色："),3,0)        layout.addWidget(self.colorButton,3,1)        layout.addWidget(QLabel("不透明度："),3,2)        layout.addWidget(self.alphaSpinBox,3,3)        layout.addLayout(buttonLayout,4,0,1,4)        self.setLayout(layout)        self.setWindowTitle("水平参考线设置")        self.setting = dict()        self.setting["rgb"] = (255,0,0)        self.colorButton.clicked.connect(self.setColor)            def setColor(self):        color = QColorDialog.getColor(Qt.black, None,"选择颜色")        if color.isValid():            self.setting["rgb"] = color.getRgb()[0:3]#getRgb()返回四个值(0`255)!!!            self.colorButton.setStyleSheet("QPushButton{background:rgb(%d,%d,%d);}"% self.setting["rgb"])               def apply(self):#重新实现accept方法        try:            self.setting["y"] = float(self.yLineEdit.text())        except ValueError:            QMessageBox.critical(self, "错误", "y的值不合法！")            return        labelText = self.labelEdit.text()        if labelText == '':            QMessageBox.critical(self, "错误", "标签名不能为空！")            return        else:self.setting["label"] = labelText                try:            self.setting["x1"] = float(self.x1LineEdit.text())        except ValueError:            QMessageBox.critical(self, "错误", "x1的值不合法！")            return        try:            self.setting["x2"] = float(self.x2LineEdit.text())        except ValueError:            QMessageBox.critical(self, "错误", "x2的值不合法！")            return        if self.setting["x1"] >= self.setting["x2"]:            QMessageBox.critical(self, "错误", "x2 须大于 x1！")            return                self.setting["linestyle"] = self.lsComboBox.currentText()        self.setting["linewidth"] = self.lwSpinBox.value()        self.setting["alpha"] = self.alphaSpinBox.value()                    self.applySignal.emit(self.setting)    def ok(self):#不能重载  done(), 否则self.reject()异常        try:            self.setting["y"] = float(self.yLineEdit.text())        except ValueError:            QMessageBox.critical(self, "错误", "y的值不合法！")            return        labelText = self.labelEdit.text()        if labelText == '':            QMessageBox.critical(self, "错误", "标签名不能为空！")            return        else:self.setting["label"] = labelText                try:            self.setting["x1"] = float(self.x1LineEdit.text())        except ValueError:            QMessageBox.critical(self, "错误", "x1的值不合法！")            return        try:            self.setting["x2"] = float(self.x2LineEdit.text())        except ValueError:            QMessageBox.critical(self, "错误", "x2的值不合法！")            return        if self.setting["x1"] >= self.setting["x2"]:            QMessageBox.critical(self, "错误", "x2 须大于 x1！")            return                self.setting["linestyle"] = self.lsComboBox.currentText()        self.setting["linewidth"] = self.lwSpinBox.value()        self.setting["alpha"] = self.alphaSpinBox.value()                    self.applySignal.emit(self.setting)        self.close()
*/
if __name__ == '__main__':    app = QApplication(sys.argv)    dlg = RefHLineDlg("title",None)    dlg.show()    sys.exit(app.exec_())

# -*- coding: utf-8 -*-import sysfrom PyQt5.QtWidgets import *from PyQt5.QtGui import QColor, QFont, QIconfrom PyQt5.QtCore import Qt, pyqtSignal,QSizeimport random#import resourcefrom matplotlib.backends.backend_qt5agg import NavigationToolbar2QTimport matplotlibfrom myTable import TableWidget,TableWidgetItemfrom myCanvas import Canvasfrom filteredList import FilteredListfrom myDialogs import TitleDlg, BoxDlg, RefHLineDlg class MainWindow(QMainWindow):    def __init__(self, parent = None):        super().__init__(parent)        self.setWindowTitle("数据可视化")        self.create_table()        self.create_canvas()        self.setup_centralWidget()        self.setWindowIcon(QIcon("boxplot.PNG"))        self.createActions()        self.setup_toolBar()        self.setup_menuBar()        self.setup_dockWidget()        self.statusBar().showMessage("ready")        #self.resize(800,500)    def create_table(self):        self.table = TableWidget()    def update_table(self):        self.table.clearContents()#清除内容    def create_canvas(self):        self.canvas = Canvas(self)        self.canvas.mpl_connect('pick_event', self.onpick)        self.titleDlg = None        self.xlabelDlg = None        self.ylabelDlg = None        self.boxPlotSetting = dict()        self.boxPlotSetting["outliers"] = True        self.boxPlotSetting["notch"] = False        self.boxPlotSetting["sym"] = "+"        self.boxPlotSetting["showmeans"] = True                self.xticklabelAngle = 0            def setup_centralWidget(self):        self.tabWidget = QTabWidget()        self.tabWidget.addTab(self.table,"数据")                vlayout = QVBoxLayout()        Navigation_toolbar = NavigationToolbar2QT(self.canvas, self)        vlayout.addWidget(self.canvas)        vlayout.addWidget(Navigation_toolbar)        plotWidget = QWidget()        plotWidget.setLayout(vlayout)                self.tabWidget.addTab(plotWidget,"绘图")        self.setCentralWidget(self.tabWidget)#指定主窗口中心部件            def createActions(self):        #self.newAction = QAction("New record", self)        #self.newAction.setIcon(QIcon(":new.png"))        #self.newAction.triggered.connect(self.newRecord)        #self.newAction.setStatusTip("###")        self.exitAction = QAction("E&xit",self)        self.exitAction.triggered.connect(self.close)         self.showLogAction = QAction("Show log window",self)        self.showLogAction.setShortcut("Ctrl+L")        self.showLogAction.setCheckable(True)        self.showLogAction.setChecked(True)        self.showLogAction.toggled[bool].connect(self.showDockWidget)        self.helpAboutAction = QAction("About",self)        self.helpAboutAction.setShortcut("Ctrl+H")        self.helpAboutAction.triggered.connect(self.showAboutDialog)        self.xticklabelAngleAction = QAction("xticklabel rotation angle")        self.xticklabelAngleAction.triggered.connect(self.setXticklabelAngle)    def setXticklabelAngle(self):        angle, okPressed = QInputDialog.getInt(self, "xtick 标签旋转角度","请输入xtick 标签旋转角度:", self.xticklabelAngle, -360, 360, 10)        if okPressed:            self.xticklabelAngle = angle    def showAboutDialog(self): #不能重载showAboutDlg，否则报错        QMessageBox.about(self, "about 对话框 标题", "版本： V0.1\n作者： wsp")    def setup_menuBar(self):        menuBar = self.menuBar()                fileMenu = menuBar.addMenu("&File")        fileMenu.addAction(self.exitAction)        optionMenu = menuBar.addMenu("&Option")        linePlotMenu = optionMenu.addMenu("&Line Plot setting")        boxPlotMenu = optionMenu.addMenu("&Box Plot setting")        boxPlotMenu.addAction(self.xticklabelAngleAction)
        ViewMenu = menuBar.addMenu("&View")        ViewMenu.addAction(self.showLogAction)                helpMenu = menuBar.addMenu("&Help")        helpMenu.addAction(self.helpAboutAction)    def showDockWidget(self, b):        self.logDockWidget.setVisible(b)
    def on_plotTypeListItemClicked(self, item):
        if item.text() == "Line Plot":            legend_labels = []            x_axis_labels = []            AllData= []            for j in range(len(self.dataSourceList.dict)):                ch = self.dataSourceList.dict[j]                if ch.checkState() == 2:                    legend_labels.append(ch.text())                    data = []                    for i in range(1,self.table.rowCount()):                        if self.table.item(i,j):                            try:                                data.append(float(self.table.item(i,j).text()))                            except ValueError as e:                                continue                        else:                            break                    AllData.append(data)            if legend_labels:                title ="折线图 Line PLOT"                n = max([len(x) for x in AllData])                x_axis_labels = [str(x) for x in range(1,n+1)] #default, 用数字表示label                self.canvas.LinePlot(title,x_axis_labels, AllData,legend_labels)            else:                QMessageBox.warning(self, "警告", "请至少选择一列数据！")                              elif item.text() == "Box Plot":                        labels = []            AllData= []                        for j in range(len(self.dataSourceList.dict)):                ch = self.dataSourceList.dict[j]                if ch.checkState() == 2:                    #labels.append(self.table.item(0,j).text())                    labels.append(ch.text())                    data = []                    for i in range(1,self.table.rowCount()):                        if self.table.item(i,j):                            try:                                data.append(float(self.table.item(i,j).text()))                            except ValueError as e:                                continue                        else:                            break                    AllData.append(data)                        if labels:                title ="箱线图 Box Plot"                self.canvas.BoxPlot(title,labels, AllData,self.boxPlotSetting,self.xticklabelAngle)                self.boxDlg = None            else:                QMessageBox.critical(self, "错误", "请至少选择一列数据！")                self.tabWidget.setCurrentIndex(1)            def showOutliers(self,b):        self.boxPlotSetting["outliers"] = b        self.cbb0.setDisabled(not b)    def notch(self,b):        self.boxPlotSetting["notch"] = b            def outlierSymbol(self,sym):        self.boxPlotSetting["sym"] = sym    def showMeanline(self,b):        self.boxPlotSetting["showmeans"] = b            def setup_toolBar(self):        toolbar0 = self.addToolBar("BoxPlot settings")#添加工具条        toolbar0.setToolTip("重新绘图后才生效！")        label0 = QLabel("Box Plot：")                cb0 = QCheckBox("显示异常点")        cb0.setChecked(True)        cb0.toggled[bool].connect(self.showOutliers)        self.cbb0 = QComboBox()        self.cbb0.addItems(["+","*","o",".","v","^","s","x"])        self.cbb0.currentTextChanged[str].connect(self.outlierSymbol)        cb1 = QCheckBox("收腰")        cb1.toggled[bool].connect(self.notch)                cb2 = QCheckBox("显示mean线")        cb2.setChecked(True)        cb2.toggled[bool].connect(self.showMeanline)                toolbar0.addWidget(label0)        toolbar0.addWidget(cb0)        toolbar0.addWidget(self.cbb0)        toolbar0.addSeparator()        toolbar0.addWidget(cb1)        toolbar0.addWidget(cb2)        #添加参考线工具条        toolbar1 = self.addToolBar("add ref lines")#添加工具条        toolbar1.setToolTip("添加横向或竖向参考线")        label10 = QLabel("+ ref lines：")        bt10 = QPushButton("y = ? --")        bt10.clicked.connect(self.showHlineDlg)        bt11 = QPushButton("x = ? |")                toolbar1.addWidget(label10)        toolbar1.addWidget(bt10)        toolbar1.addWidget(bt11)        toolbar2 = self.addToolBar("add random data")#添加工具条        toolbar1.setToolTip("生成一点随机数据用于演示")        randButton = QPushButton("生成随机数据")        randButton.clicked.connect(self.table.randomData)        toolbar2.addWidget(randButton)
    def showHlineDlg(self):        refHLineDlg = RefHLineDlg(title="水平参考线设置",parent=self)        refHLineDlg.applySignal.connect(self.addHline)        refHLineDlg.show()    def addHline(self, sett):        rgb = [x/255.0 for x in sett["rgb"]]        #handles, labels = self.canvas.axes.get_legend_handles_labels()        self.canvas.axes.hlines(sett["y"],sett["x1"],sett["x2"],label=sett["label"],linestyles=sett["linestyle"],                                color=rgb,linewidth=sett["linewidth"],alpha=sett["alpha"])        #self.canvas.axes.legend(handles=handles,labels=labels,loc="best")        self.canvas.axes.legend(loc="best")        self.canvas.draw()        def setup_dockWidget(self):        self.logDockWidget = QDockWidget("plot",self)        self.logDockWidget.setAllowedAreas(Qt.LeftDockWidgetArea)                widget_dock = QWidget()        layout = QVBoxLayout()                self.plotTypeList = QListWidget()        self.plotTypeList.addItem(QListWidgetItem(QIcon("plot.PNG"),"Line Plot"))        self.plotTypeList.addItem("Scatter Plot")        self.plotTypeList.addItem("Pie Plot")        self.plotTypeList.addItem(QListWidgetItem(QIcon("boxplot.PNG"),"Box Plot"))        self.plotTypeList.itemClicked[QListWidgetItem].connect(self.on_plotTypeListItemClicked)        self.plotTypeList.setIconSize(QSize(80,40))        textList = []        #for j in range(8):            #textList.append(self.table.item(0,j).text())                                                                  self.dataSourceSelectStacked= QStackedWidget()        self.dataSourceList = FilteredList(textList=textList)        self.table.colNameChanged[int,str].connect(self.dataSourceList.updateItemName)                self.dataSourceSelectStacked.addWidget(QWidget())        self.dataSourceSelectStacked.addWidget(QWidget())        self.dataSourceSelectStacked.addWidget(QWidget())        self.dataSourceSelectStacked.addWidget(self.dataSourceList)        self.dataSourceSelectStacked.setCurrentIndex(3)#                layout.addWidget(self.plotTypeList)        layout.addWidget(QLabel("请选择数据列:"))        layout.addWidget(self.dataSourceSelectStacked)                widget_dock.setLayout(layout)        self.logDockWidget.setWidget(widget_dock)        #self.logDockWidget.setFixedWidth(215)        self.logDockWidget.visibilityChanged.connect(self.showLogAction.setChecked)        self.addDockWidget(Qt.LeftDockWidgetArea, self.logDockWidget)#添加停靠窗口    def onpick(self, event):        self.obj = event.artist        print(self.obj)        print(type(self.obj))        if self.obj == self.canvas.title:            if self.titleDlg is None:                self.titleDlg = TitleDlg(title="标题设置", parent=self)                self.titleDlg.applySignal.connect(self.updateTitle)            self.titleDlg.show()#非模态地显示对话框        elif isinstance(self.obj, matplotlib.patches.PathPatch):            if self.boxDlg is None:                self.boxDlg = BoxDlg(title="箱线设置", parent=self)                self.boxDlg.applySignal.connect(self.updateBox)            #facecolor = self.obj.get_facecolor()[0:3]            self.boxDlg.show()#非模态地显示对话框                    elif self.obj == self.canvas.ylabel:            if self.ylabelDlg is None:                self.ylabelDlg = TitleDlg(title="y轴标签设置", parent=self)                self.ylabelDlg.applySignal.connect(self.updateYlabel)            self.ylabelDlg.show()#非模态地显示对话框        elif self.obj == self.canvas.xlabel:            if self.xlabelDlg is None:                self.xlabelDlg = TitleDlg(title="x轴标签设置", parent=self)                self.xlabelDlg.applySignal.connect(self.updateXlabel)            self.xlabelDlg.show()#非模态地显示对话框                                self.canvas.draw()            def updateTitle(self,text,fontsize,color):#For modaless dialog        color = [x/255.0 for x in color]        self.canvas.axes.set_title(text,fontsize=fontsize,color=color)        self.canvas.draw()            def updateBox(self,color):        self.obj.set_color([x/255.0 for x in color])        self.canvas.draw()    def updateYlabel(self,text,fontsize,color):        color = [x/255.0 for x in color]        self.canvas.axes.set_ylabel(text,fontsize=fontsize,color=color)        self.canvas.draw()    def updateXlabel(self,text,fontsize,color):        color = [x/255.0 for x in color]        self.canvas.axes.set_xlabel(text,fontsize=fontsize,color=color)        self.canvas.draw()
if __name__ == '__main__':    app = QApplication(sys.argv)    mw = MainWindow()    mw.show()    sys.exit(app.exec_())