import matplotlib.pyplot as plt
import numpy as np

def tvplus(array,**kwargs):
    """
    tvplus function as IDL to click and get coord as well as point values
    array: float 2-D to be plotted
    **kwarg:
       vmin, vmax: floats min and max values of the plot
       cmap:  str , colorbar to be used
    """
    ## define event when clicking the mouse
    def onclick(event):
       print(F"[y:{int(event.ydata)}, x:{int(event.xdata)}] = {array[int(event.ydata),int(event.xdata)]}")


    ## print, min and max of field
    print(F"Array min: {np.nanmin(array)}, max: {np.nanmax(array)}")

    ## default values of vmin, vmax and cmap
    vmin = kwargs.get('vmin', np.nanmin(array))
    vmax = kwargs.get('vmax', np.nanmax(array))
    cmap = kwargs.get('cmap', 'jet')

    ## plot the data in a simple way
    fig,ax = plt.subplots()
    m=ax.pcolormesh(array,cmap=cmap,vmin=vmin, vmax=vmax)
    fig.colorbar(m,ax=ax)
    fig.canvas.mpl_connect('button_press_event', onclick)
    plt.show()