Bokeh Hovertool for patch












1















Is the hover tool for patch different than other glyphs? The plot can see the index for circle but not for patch.



output_file("patch.html")

TOOLTIPS = [
("index", "$index"),
]
p = figure(plot_width=400, plot_height=400, tooltips=TOOLTIPS, tools='hover,help')

# add a patch renderer with an alpha an line width
p.patch([1, 2, 3, 4, 5], [6, 7, 8, 7, 3], alpha=0.5, line_width=2)
p.circle([2], [4],size=20, line_width=2)

show(p)


enter image description hereenter image description here










share|improve this question



























    1















    Is the hover tool for patch different than other glyphs? The plot can see the index for circle but not for patch.



    output_file("patch.html")

    TOOLTIPS = [
    ("index", "$index"),
    ]
    p = figure(plot_width=400, plot_height=400, tooltips=TOOLTIPS, tools='hover,help')

    # add a patch renderer with an alpha an line width
    p.patch([1, 2, 3, 4, 5], [6, 7, 8, 7, 3], alpha=0.5, line_width=2)
    p.circle([2], [4],size=20, line_width=2)

    show(p)


    enter image description hereenter image description here










    share|improve this question

























      1












      1








      1








      Is the hover tool for patch different than other glyphs? The plot can see the index for circle but not for patch.



      output_file("patch.html")

      TOOLTIPS = [
      ("index", "$index"),
      ]
      p = figure(plot_width=400, plot_height=400, tooltips=TOOLTIPS, tools='hover,help')

      # add a patch renderer with an alpha an line width
      p.patch([1, 2, 3, 4, 5], [6, 7, 8, 7, 3], alpha=0.5, line_width=2)
      p.circle([2], [4],size=20, line_width=2)

      show(p)


      enter image description hereenter image description here










      share|improve this question














      Is the hover tool for patch different than other glyphs? The plot can see the index for circle but not for patch.



      output_file("patch.html")

      TOOLTIPS = [
      ("index", "$index"),
      ]
      p = figure(plot_width=400, plot_height=400, tooltips=TOOLTIPS, tools='hover,help')

      # add a patch renderer with an alpha an line width
      p.patch([1, 2, 3, 4, 5], [6, 7, 8, 7, 3], alpha=0.5, line_width=2)
      p.circle([2], [4],size=20, line_width=2)

      show(p)


      enter image description hereenter image description here







      bokeh






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      asked Nov 19 '18 at 23:05









      pierrepierre

      685611




      685611
























          1 Answer
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          As of Bokeh 1.0.2, hit testing has not been implemented for Patch, i.e. it is invisible as far as the Hover tool is concerned. You could use the vectorized patches glyph method instead:



          p.patches([[1, 2, 3, 4, 5]], [[6, 7, 8, 7, 3]], alpha=0.5, line_width=2)


          However, this will always only return 0 as the value of $index since there is only just the one patch (whose index is 0). If you are looking to get "index" values for the vertices of the patch, you will need to do something like plot invisible circles at the same locations as the vertices, that are only there for hit-testing purposes (to drive the hover tool)






          share|improve this answer

























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            1 Answer
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            active

            oldest

            votes








            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            2














            As of Bokeh 1.0.2, hit testing has not been implemented for Patch, i.e. it is invisible as far as the Hover tool is concerned. You could use the vectorized patches glyph method instead:



            p.patches([[1, 2, 3, 4, 5]], [[6, 7, 8, 7, 3]], alpha=0.5, line_width=2)


            However, this will always only return 0 as the value of $index since there is only just the one patch (whose index is 0). If you are looking to get "index" values for the vertices of the patch, you will need to do something like plot invisible circles at the same locations as the vertices, that are only there for hit-testing purposes (to drive the hover tool)






            share|improve this answer






























              2














              As of Bokeh 1.0.2, hit testing has not been implemented for Patch, i.e. it is invisible as far as the Hover tool is concerned. You could use the vectorized patches glyph method instead:



              p.patches([[1, 2, 3, 4, 5]], [[6, 7, 8, 7, 3]], alpha=0.5, line_width=2)


              However, this will always only return 0 as the value of $index since there is only just the one patch (whose index is 0). If you are looking to get "index" values for the vertices of the patch, you will need to do something like plot invisible circles at the same locations as the vertices, that are only there for hit-testing purposes (to drive the hover tool)






              share|improve this answer




























                2












                2








                2







                As of Bokeh 1.0.2, hit testing has not been implemented for Patch, i.e. it is invisible as far as the Hover tool is concerned. You could use the vectorized patches glyph method instead:



                p.patches([[1, 2, 3, 4, 5]], [[6, 7, 8, 7, 3]], alpha=0.5, line_width=2)


                However, this will always only return 0 as the value of $index since there is only just the one patch (whose index is 0). If you are looking to get "index" values for the vertices of the patch, you will need to do something like plot invisible circles at the same locations as the vertices, that are only there for hit-testing purposes (to drive the hover tool)






                share|improve this answer















                As of Bokeh 1.0.2, hit testing has not been implemented for Patch, i.e. it is invisible as far as the Hover tool is concerned. You could use the vectorized patches glyph method instead:



                p.patches([[1, 2, 3, 4, 5]], [[6, 7, 8, 7, 3]], alpha=0.5, line_width=2)


                However, this will always only return 0 as the value of $index since there is only just the one patch (whose index is 0). If you are looking to get "index" values for the vertices of the patch, you will need to do something like plot invisible circles at the same locations as the vertices, that are only there for hit-testing purposes (to drive the hover tool)







                share|improve this answer














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                edited Dec 4 '18 at 22:35

























                answered Nov 20 '18 at 0:06









                bigreddotbigreddot

                18k23266




                18k23266






























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