specgram.py 文件源码

def initCanvas(self):
        """Initialize a new matplotlib canvas, figure and axis.
        """
        self.plotPanel = wx.Panel(self)
        self.plotPanel.SetBackgroundColour('white')
        plotSizer = wx.BoxSizer(orient=wx.VERTICAL)
        self.plotPanel.SetSizer(plotSizer)

        self.fig = plt.Figure(facecolor='white')
        #self.canvas = FigureCanvas(parent=self, id=wx.ID_ANY, figure=self.fig)
        self.canvas = FigureCanvas(parent=self.plotPanel, id=wx.ID_ANY, figure=self.fig)

        self.ax = self.fig.add_subplot(1,1,1)
        self.ax.set_xlabel('Time (s)')
        self.ax.set_ylabel('Frequency (Hz)')

        self.cbAx = self.fig.add_axes([0.91, 0.05, 0.03, 0.93])

        #self.fig.subplots_adjust(hspace=0.0, wspace=0.0,
        #    left=0.035, right=0.92, top=0.98, bottom=0.05)

        self.adjustMargins()

        self.firstPlot()

        self.lastSize = (0,0)
        self.needsResizePlot = True
        self.canvas.Bind(wx.EVT_SIZE, self.resizePlot)
        self.canvas.Bind(wx.EVT_IDLE, self.idleResizePlot)

        ##self.plotToolbar = widgets.PyPlotNavbar(self.canvas)
        ##plotSizer.Add(self.plotToolbar, proportion=0, flag=wx.EXPAND)
        plotSizer.Add(self.canvas, proportion=1, flag=wx.EXPAND)

        #self.plotToolbar.Hide()