temperature.py 文件源码

def plot_heater(ax, data):
    """
    plots deiced heater status i.e. ON/OFF

    """
    if not 'PRTAFT_deiced_temp_flag' in data:
        return
    ax.text(0.05, 0.98,'Heater', axes_title_style, transform=ax.transAxes)
    ax.grid(False)
    ax.set_ylim(0,1)
    ax.yaxis.set_major_locator(plt.NullLocator())
    plt.setp(ax.get_xticklabels(), visible=False)
    heater_status=np.array(data['PRTAFT_deiced_temp_flag'], dtype=np.int8)
    toggle=np.diff(heater_status.ravel())
    time_periods=zip(list(np.where(toggle == 1)[0]),
                     list(np.where(toggle == -1)[0]))
    for t in time_periods:
        #plt.barh(0, data['mpl_timestamp'][0,1], left=data['mpl_timestamp'][0,0])
        width=data['mpl_timestamp'][t[1],0]-data['mpl_timestamp'][t[0],0]
        ax.add_patch(patches.Rectangle((data['mpl_timestamp'][t[0],0], 0), width, 1, alpha=0.8, color='#ffaf4d'))
    return ax