cpug.py 文件源码

def read_data_for_battery_plot(self):
        bd = BatteryDriver()
        data = bd.get_history_charge()
        x = []
        y = []
        for element in data:
            x.append(element[0])
            y.append(element[1])
        self.ax.cla()
        self.ax.set_xlim(min(x), max(x))
        self.ax.set_ylim(-10, 110)
        self.ax.grid(True)

        def format_date(x, pos=None):
            ltime = time.localtime(x)
            return time.strftime('%H:%M', ltime)

        self.ax.xaxis.set_major_formatter(
            ticker.FuncFormatter(format_date))
        self.fig.autofmt_xdate()
        self.ax.plot(x, y)
        self.fig.canvas.draw()
        return True