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  • examples
    • getting_started
      • 1-Introduction.ipynb
      • 3-Tabular_Datasets.ipynb
      • 5-Live_Data.ipynb
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        • assets
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        • matplotlib
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        • bokeh
          • NdOverlay.ipynb
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      • apps
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          • selection_stream.py
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      • features
        • bokeh
          • table_hooks_example.ipynb
    • README.md
    • assets
      • emoji_embeddings.csv
      • nyc_taxi.csv.gz
      • spike_train.csv.gz
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      • fb_nodes.csv
      • energy.csv
      • station_info.csv
    • gallery
      • apps
        • flask
          • flask_app.py
          • templates
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          • crossfilter.py
          • game_of_life.py
          • streaming_psutil.py
          • mandelbrot.py
          • gapminder.py
          • nytaxi_hover.py
      • demos
        • plotly
          • surface_3d.ipynb
          • trisurf3d_demo.ipynb
        • matplotlib
          • measles_example.ipynb
          • polar_scatter_demo.ipynb
          • irregular_quadmesh.ipynb
          • nyc_radial_heatmap.ipynb
          • route_chord.ipynb
          • dragon_curve.ipynb
          • quiver_demo.ipynb
          • area_chart.ipynb
          • stocks_example.ipynb
          • legend_example.ipynb
          • surface_3d.ipynb
          • directed_airline_routes.ipynb
          • boxplot_chart.ipynb
          • energy_sankey.ipynb
          • texas_choropleth_example.ipynb
          • lorenz_attractor_example.ipynb
          • iris_density_grid.ipynb
          • iris_grouped_grid.ipynb
          • us_unemployment.ipynb
          • mandelbrot_section.ipynb
          • nyc_airport_connections.ipynb
          • step_chart.ipynb
          • square_limit.ipynb
          • autompg_histogram.ipynb
          • topographic_hillshading.ipynb
          • verhulst_mandelbrot.ipynb
          • bachelors_degrees_by_gender.ipynb
          • histogram_example.ipynb
          • autompg_violins.ipynb
          • dropdown_economic.ipynb
          • network_graph.ipynb
          • iris_example.ipynb
          • iris_splom_example.ipynb
          • hextile_movie_ratings.ipynb
          • scatter_economic.ipynb
          • bars_economic.ipynb
          • trisurf3d_demo.ipynb
        • bokeh
          • measles_example.ipynb
          • irregular_quadmesh.ipynb
          • nyc_radial_heatmap.ipynb
          • route_chord.ipynb
          • dragon_curve.ipynb
          • quiver_demo.ipynb
          • area_chart.ipynb
          • stocks_example.ipynb
          • legend_example.ipynb
          • directed_airline_routes.ipynb
          • lesmis_example.ipynb
          • boxplot_chart.ipynb
          • energy_sankey.ipynb
          • texas_choropleth_example.ipynb
          • lorenz_attractor_example.ipynb
          • iris_density_grid.ipynb
          • iris_grouped_grid.ipynb
          • image_range_tool.ipynb
          • timeseries_range_tool.ipynb
          • us_unemployment.ipynb
          • dot_example.ipynb
          • mandelbrot_section.ipynb
          • nyc_airport_connections.ipynb
          • life_expectancy_split_violin.ipynb
          • step_chart.ipynb
          • square_limit.ipynb
          • autompg_histogram.ipynb
          • topographic_hillshading.ipynb
          • verhulst_mandelbrot.ipynb
          • emoji_tsne.ipynb
          • bachelors_degrees_by_gender.ipynb
          • histogram_example.ipynb
          • autompg_violins.ipynb
          • dropdown_economic.ipynb
          • box_draw_roi_editor.ipynb
          • choropleth_data_link.ipynb
          • point_draw_triangulate.ipynb
          • network_graph.ipynb
          • iris_example.ipynb
          • iris_splom_example.ipynb
          • hextile_movie_ratings.ipynb
          • scatter_economic.ipynb
          • bars_economic.ipynb
    • user_guide
      • 02-Composing_Elements.ipynb
      • 12-Responding_to_Events.ipynb
      • Continuous_Coordinates.ipynb
      • Exporting_and_Archiving.ipynb
      • Customizing_Plots.ipynb
      • Plotting_with_Matplotlib.ipynb
      • 15-Large_Data.ipynb
      • Notebook_Magics.ipynb
      • Deploying_Bokeh_Apps.ipynb
      • Annotators.ipynb
      • Linking_Plots.ipynb
      • 16-Streaming_Data.ipynb
      • 10-Indexing_and_Selecting_Data.ipynb
      • 13-Custom_Interactivity.ipynb
      • 07-Live_Data.ipynb
      • 04-Style_Mapping.ipynb
      • 11-Transforming_Elements.ipynb
      • Plotting_with_Bokeh.ipynb
      • 09-Gridded_Datasets.ipynb
      • Geometry_Data.ipynb
      • Plots_and_Renderers.ipynb
      • 03-Applying_Customizations.ipynb
      • 01-Annotating_Data.ipynb
      • Linked_Brushing.ipynb
      • Network_Graphs.ipynb
      • Colormaps.ipynb
      • 14-Data_Pipelines.ipynb
      • 17-Dashboards.ipynb
      • Installing_and_Configuring.ipynb
      • 08-Tabular_Datasets.ipynb
      • 05-Dimensioned_Containers.ipynb
      • 06-Building_Composite_Objects.ipynb
  • conda.recipe
    • meta.yaml
    • README.md
  • dodo.py
  • .gitattributes
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  • setup.cfg
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  • binder
    • environment.yml
    • postBuild
  • MANIFEST.in
  • doc
    • install.rst
    • Makefile
    • notebook.json
    • reference_manual
      • index.rst
    • about.rst
    • getting_started
      • Customization.rst
      • Tabular_Datasets.rst
      • Live_Data.rst
      • Introduction.rst
      • index.rst
      • Gridded_Datasets.rst
    • latest_news.html
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    • features.rst
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      • README.rst
    • FAQ.rst
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    • Homepage.ipynb
    • generate_modules.py
    • roadmap.rst
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    • conf.py
    • _static
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      • favicon.ico
      • logo.svg
    • assets
      • README.rst
    • user_guide
      • Exporting_and_Archiving.rst
      • Applying_Customizations.rst
      • Indexing_and_Selecting_Data.rst
      • Tabular_Datasets.rst
      • Responding_to_Events.rst
      • Transforming_Elements.rst
      • Colormaps.rst
      • Live_Data.rst
      • Composing_Elements.rst
      • Deploying_Bokeh_Apps.rst
      • Geometry_Data.rst
      • Data_Pipelines.rst
      • Streaming_Data.rst
      • Plotting_with_Matplotlib.rst
      • Customizing_Plots.rst
      • Building_Composite_Objects.rst
      • Plotting_with_Bokeh.rst
      • Large_Data.rst
      • Dimensioned_Containers.rst
      • Dashboards.rst
      • index.rst
      • Installing_and_Configuring.rst
      • Style_Mapping.rst
      • Plots_and_Renderers.rst
      • Custom_Interactivity.rst
      • Notebook_Magics.rst
      • Continuous_Coordinates.rst
      • Annotating_Data.rst
      • Gridded_Datasets.rst
      • IPython_Magics.rst
  • holoviews
    • selection.py
    • ipython
      • archive.py
      • load_notebook.html
      • magics.py
      • preprocessors.py
      • display_hooks.py
      • widgets.py
      • __init__.py
    • util
      • transform.py
      • __init__.py
      • command.py
      • parser.py
      • settings.py
    • __init__.py
    • annotators.py
    • operation
      • timeseries.py
      • normalization.py
      • stats.py
      • datashader.py
      • element.py
      • __init__.py
    • tests
      • teststreams.py
      • ipython
        • testoptscompleter.py
        • testparsers.py
        • notebooks
          • test_opts_image_line_magic.ipynb
          • test_opts_image_cell_magic.ipynb
          • test_output_svg_line_magic.ipynb
          • test_opts_image_cell_magic_offset.ipynb
        • testnotebooks.py
        • __init__.py
        • testmagics.py
        • testdisplayhooks.py
      • util
        • testutils.py
        • __init__.py
        • testtransform.py
      • test_annotators.py
      • testselection.py
      • __init__.py
      • operation
        • teststatsoperations.py
        • testdatashader.py
        • testtimeseriesoperations.py
        • __init__.py
        • testoperation.py
      • utils.py
      • core
        • testelement.py
        • testlayers.py
        • testtree.py
        • testtraversal.py
        • testdynamic.py
        • testcomposites.py
        • testdimensions.py
        • testboundingregion.py
        • testcallable.py
        • teststoreoptions.py
        • testlayouts.py
        • testutils.py
        • testndmapping.py
        • testoptions.py
        • data
          • testarrayinterface.py
          • testdictinterface.py
          • testgridinterface.py
          • testpandasinterface.py
          • testmultiinterface.py
          • testbinneddatasets.py
          • testxarrayinterface.py
          • testcudfinterface.py
          • testspatialpandas.py
          • __init__.py
          • testdaskinterface.py
          • testimageinterface.py
          • base.py
        • testarchives.py
        • testprettyprint.py
        • __init__.py
        • testdatasetproperty.py
        • testdimensioned.py
        • testcollation.py
        • testapply.py
        • testoperation.py
        • testimportexport.py
      • element
        • testraster.py
        • testimage.py
        • teststatselements.py
        • testellipsis.py
        • testcomparisonraster.py
        • testpaths.py
        • test_selection.py
        • testelementconstructors.py
        • testgraphelement.py
        • testcomparisondimension.py
        • testcomparisonsimple.py
        • __init__.py
        • testcomparisoncomposite.py
        • testcomparisonpath.py
        • testannotations.py
        • testcomparisonchart.py
        • testelementranges.py
        • testelementselect.py
        • testapiconsistency.py
      • plotting
        • plotly
          • testdistributionplot.py
          • testrgb.py
          • testlayoutplot.py
          • testcallbacks.py
          • testsurfaceplot.py
          • testdynamic.py
          • testgridplot.py
          • testcurveplot.py
          • testquadmeshplot.py
          • testimageplot.py
          • testareaplot.py
          • testerrorbarplot.py
          • testspreadplot.py
          • testtableplot.py
          • testscatter3dplot.py
          • testpath3d.py
          • testshapeplots.py
          • testelementplot.py
          • testviolinplot.py
          • testplot.py
          • __init__.py
          • testbarplot.py
          • testlabelplot.py
          • testboxwhiskerplot.py
          • testrenderer.py
          • testhistogram.py
          • testbivariateplot.py
          • testscatterplot.py
        • matplotlib
          • testhextilesplot.py
          • testlayoutplot.py
          • testcallbacks.py
          • testsankey.py
          • testvectorfieldplot.py
          • testcurveplot.py
          • testgraphplot.py
          • testquadmeshplot.py
          • testhistogramplot.py
          • testrasterplot.py
          • testareaplot.py
          • testutils.py
          • testerrorbarplot.py
          • testpointplot.py
          • testscatter3d.py
          • testboxwhisker.py
          • testspikeplot.py
          • testelementplot.py
          • testviolinplot.py
          • testplot.py
          • __init__.py
          • testpathplot.py
          • testlabels.py
          • testoverlayplot.py
          • testheatmapplot.py
          • testrenderer.py
          • testradialheatmap.py
        • testrenderclass.py
        • testcomms.py
        • testplotutils.py
        • __init__.py
        • utils.py
        • bokeh
          • testhextilesplot.py
          • testtabular.py
          • testlayoutplot.py
          • testcallbacks.py
          • testserver.py
          • testsankey.py
          • testgridplot.py
          • testvectorfieldplot.py
          • testcurveplot.py
          • testgraphplot.py
          • testquadmeshplot.py
          • testhistogramplot.py
          • testrasterplot.py
          • testareaplot.py
          • testutils.py
          • testannotationplot.py
          • testerrorbarplot.py
          • testpointplot.py
          • testspreadplot.py
          • testspikesplot.py
          • testlinks.py
          • testdivplot.py
          • testelementplot.py
          • testviolinplot.py
          • testplot.py
          • __init__.py
          • testpathplot.py
          • testbarplot.py
          • testlabels.py
          • testoverlayplot.py
          • teststreaming.py
          • testheatmapplot.py
          • testboxwhiskerplot.py
          • testrenderer.py
          • testradialheatmap.py
    • core
      • operation.py
      • boundingregion.py
      • util.py
      • dimension.py
      • overlay.py
      • layout.py
      • ndmapping.py
      • options.py
      • traversal.py
      • spaces.py
      • data
        • image.py
        • pandas.py
        • dask.py
        • multipath.py
        • spatialpandas.py
        • grid.py
        • xarray.py
        • cudf.py
        • array.py
        • __init__.py
        • dictionary.py
        • interface.py
      • io.py
      • accessors.py
      • pprint.py
      • element.py
      • __init__.py
      • tree.py
      • sheetcoords.py
    • streams.py
    • element
      • raster.py
      • util.py
      • selection.py
      • tiles.py
      • path.py
      • annotation.py
      • tabular.py
      • chart.py
      • stats.py
      • chart3d.py
      • geom.py
      • __init__.py
      • comparison.py
      • graphs.py
      • sankey.py
    • plotting
      • renderer.py
      • util.py
      • mpl
        • renderer.py
        • raster.py
        • util.py
        • default1.5.mplstyle
        • hex_tiles.py
        • path.py
        • annotation.py
        • geometry.py
        • plot.py
        • tabular.py
        • default.mplstyle
        • chart.py
        • stats.py
        • heatmap.py
        • chart3d.py
        • element.py
        • __init__.py
        • graphs.py
        • sankey.py
      • plotly
        • renderer.py
        • raster.py
        • util.py
        • selection.py
        • annotation.py
        • plot.py
        • tabular.py
        • chart.py
        • stats.py
        • chart3d.py
        • element.py
        • __init__.py
        • callbacks.py
        • images.py
        • shapes.py
      • links.py
      • plot.py
      • __init__.py
      • mixins.py
      • bokeh
        • styles.py
        • renderer.py
        • raster.py
        • util.py
        • selection.py
        • hex_tiles.py
        • tiles.py
        • path.py
        • annotation.py
        • geometry.py
        • plot.py
        • tabular.py
        • chart.py
        • stats.py
        • heatmap.py
        • element.py
        • __init__.py
        • callbacks.py
        • graphs.py
        • sankey.py
  • tox.ini

from __future__ import absolute_import, division, unicode_literals

import param
import numpy as np

from plotly import colors
from plotly.figure_factory._trisurf import trisurf as trisurface

from .selection import PlotlyOverlaySelectionDisplay
from ...core.options import SkipRendering
from .element import ElementPlot, ColorbarPlot
from .chart import ScatterPlot, CurvePlot


class Chart3DPlot(ElementPlot):

    aspect = param.Parameter(default='cube')

    camera_angle = param.NumericTuple(default=(0.2, 0.5, 0.1, 0.2))

    camera_position = param.NumericTuple(default=(0.1, 0, -0.1))

    camera_zoom = param.Integer(default=3)

    projection = param.String(default='3d')

    width = param.Integer(default=500)

    height = param.Integer(default=500)

    zticks = param.Parameter(default=None, doc="""
        Ticks along z-axis specified as an integer, explicit list of
        tick locations, list of tuples containing the locations.""")

    def get_data(self, element, ranges, style):
        return [dict(x=element.dimension_values(0),
                     y=element.dimension_values(1),
                     z=element.dimension_values(2))]


class SurfacePlot(Chart3DPlot, ColorbarPlot):

    trace_kwargs = {'type': 'surface'}

    style_opts = ['visible', 'alpha', 'lighting', 'lightposition', 'cmap']

    selection_display = PlotlyOverlaySelectionDisplay(supports_region=False)

    def graph_options(self, element, ranges, style):
        opts = super(SurfacePlot, self).graph_options(element, ranges, style)
        copts = self.get_color_opts(element.vdims[0], element, ranges, style)
        return dict(opts, **copts)

    def get_data(self, element, ranges, style):
        return [dict(x=element.dimension_values(0, False),
                     y=element.dimension_values(1, False),
                     z=element.dimension_values(2, flat=False))]


class Scatter3DPlot(Chart3DPlot, ScatterPlot):

    trace_kwargs = {'type': 'scatter3d', 'mode': 'markers'}

    style_opts = [
        'visible', 'marker', 'color', 'cmap', 'alpha', 'opacity', 'size', 'sizemin'
    ]

    selection_display = PlotlyOverlaySelectionDisplay()


class Path3DPlot(Chart3DPlot, CurvePlot):

    trace_kwargs = {'type': 'scatter3d', 'mode': 'lines'}

    _per_trace = True

    _nonvectorized_styles = []

    def graph_options(self, element, ranges, style):
        opts = super(Path3DPlot, self).graph_options(element, ranges, style)
        opts['line'].pop('showscale', None)
        return opts

    def get_data(self, element, ranges, style):
        return [dict(x=el.dimension_values(0), y=el.dimension_values(1),
                     z=el.dimension_values(2))
                for el in element.split()]


class TriSurfacePlot(Chart3DPlot, ColorbarPlot):

    style_opts = ['cmap', 'edges_color', 'facecolor']

    selection_display = PlotlyOverlaySelectionDisplay(supports_region=False)

    def get_data(self, element, ranges, style):
        try:
            from scipy.spatial import Delaunay
        except:
            SkipRendering("SciPy not available, cannot plot TriSurface")
        x, y, z = (element.dimension_values(i) for i in range(3))
        points2D = np.vstack([x, y]).T
        tri = Delaunay(points2D)
        simplices = tri.simplices
        return [dict(x=x, y=y, z=z, simplices=simplices)]

    def graph_options(self, element, ranges, style):
        opts = super(TriSurfacePlot, self).graph_options(element, ranges, style)
        copts = self.get_color_opts(element.dimensions()[2], element, ranges, style)
        opts['colormap'] = [tuple(v/255. for v in colors.hex_to_rgb(c))
                            for _, c in copts['colorscale']]
        opts['scale'] = [l for l, _ in copts['colorscale']]
        opts['show_colorbar'] = self.colorbar
        opts['edges_color'] = style.get('edges_color', 'black')
        opts['plot_edges'] = 'edges_color' in style
        opts['colorbar'] = copts.get('colorbar', None)

        return {k: v for k, v in opts.items() if 'legend' not in k and k != 'name'}

    def init_graph(self, datum, options, index=0):

        # Pop colorbar options since these aren't accepted by the trisurf
        # figure factory.
        colorbar = options.pop('colorbar', None)
        trisurface_traces = trisurface(**dict(datum, **options))

        # Find colorbar to set colorbar options. Colorbar is associated with
        # a `scatter3d` scatter trace.
        if colorbar:
            marker_traces = [trace for trace in trisurface_traces
                             if trace.type == 'scatter3d' and
                             trace.mode == 'markers']
            if marker_traces:
                marker_traces[0].marker.colorbar = colorbar

        return {'traces': [t.to_plotly_json() for t in trisurface_traces]}