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import ipyaladin as ipyal
import ipywidgets as widgets


    

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aladin = ipyal.Aladin(target= 'orion', fov=2)

survey_selector = widgets.ToggleButtons(
    options=['P/DSS2/color', 'P/2MASS/color', 'P/DSS2/red'],
    description='Image:',
    disabled=False,
    tooltips=['DSS2 color', '2MASS color', 'DSS2 red'],
)
def on_survey_value_change(change):
    aladin.survey = change['new']
survey_selector.observe(on_survey_value_change, names='value')

    
survey_overlay_selector = widgets.ToggleButtons(
    options=['P/DSS2/color', 'P/2MASS/color', 'P/DSS2/red', 'P/XMM/PN/color', 'P/GLIMPSE360'],
    description='Overlay:',
    disabled=False,
    tooltips=['DSS2 color', '2MASS color', 'DSS2 red', 'P/XMM/PN/color', 'P/GLIMPSE360'],
)
def on_survey_overlay_value_change(change):
    aladin.overlay_survey = change['new']
    aladin.overlay_survey_opacity = aladin.overlay_survey_opacity+0.00000001
    
survey_overlay_selector.observe(on_survey_overlay_value_change, names='value')

overlay_opacity = widgets.FloatSlider(
    value=0.0,
    min=0,
    max=1.0,
    step=0.05,
    description='Opacity:',
    disabled=False,
    continuous_update=True,
    orientation='horizontal',
    readout=True,
    readout_format='.1f',
)
def on_surveyoverlay_opacity_value_change(change):
    aladin.overlay_survey_opacity = change['new']
    
overlay_opacity.observe(on_surveyoverlay_opacity_value_change, names='value')


zoom_slider =  widgets.FloatSlider(
    value=180/aladin.fov,
    min=1,
    max=400,
    step=1,
    description='Zoom:',
    disabled=False,
    continuous_update=True,
    orientation='horizontal',
    readout=False,
    readout_format='.1f',
)  
def on_zoom_slider_value_change(change):
    aladin.fov = 180/change['new']
zoom_slider.observe(on_zoom_slider_value_change, names='value')


widgets.VBox([aladin, survey_selector, widgets.HBox([survey_overlay_selector, overlay_opacity]), zoom_slider])


    

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''

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