#!/usr/bin/env python
# coding: utf-8

# tohle je modul-wrapper k různým vizualizačním prostředkům

# кулэ ӧвӧл
# for python3.7
#def __getattr__(attr):
#   return empty_plot


#
# optional dependences
#
#try:# gnuplot   
#    from . import gp_plot
#    plot2D = gp_plot.gp_plot
#except BaseException as e:
#    plot2D_error_str = "plot2D import error: " + repr(e)
#    plot2D = lambda *args, **kwargs:print(plot2D_error_str)

try:# plot.ly   
    from . import plotly_plot
    tri_estimation_graph = plotly_plot.tri_estimation_graph
except BaseException as e:
    error_str = repr(e)
    tri_estimation_graph = lambda *args, **kwargs:print(error_str)

try:# matplotlib   
    from . import mplot
    plot2D = mplot.plot2D
    plot3D = mplot.plot3D
except BaseException as e:
    plot_error_str = "plot import error: " + repr(e)
    plot2D = lambda *args, **kwargs:print(plot_error_str)
    plot3D = lambda *args, **kwargs:print(plot_error_str)

try: # pyqtgraph
    from .qt_gui import qt_plot
    show2D = qt_plot.qt_gui_plot_2d
except BaseException as e:
    show2D_error_str = "show2D import error: " + repr(e)
    show2D = lambda *args, **kwargs:print(show2D_error_str)
    
#č tohle vůbec nemusí bežet všude
try: # pyqtgraph
    from .qt_gui import gl_plot
    show3D = gl_plot.qt_gui_plot_3d
except BaseException as e:
    show3D_error_str = "show3D import error: " + repr(e)
    show3D = lambda *args, **kwargs:print(show3D_error_str)