L2_distance             Euclidean distance between two vectors, or
                        between column vectors of two matrices.
UsAndThem               Data to re-create Hans Rosling's famous "Us and
                        Them" animation
as.graph                Convert a loongraph object to an object of
                        class graph
as.loongraph            Convert a graph object to a loongraph object
as_grid_size            Turn a 'loon' size to a 'grid' size
as_hex6color            Return a 6 hexidecimal digit color
                        representations
char2num.data.frame     A Character Data Frame to a Numerical Data
                        Frame
color_loon              Create a palette with loon's color mapping
complement              Create the Complement Graph of a Graph
complement.loongraph    Create the Complement Graph of a loon Graph
completegraph           Create a complete graph or digraph with a set
                        of nodes
condGrob                Create a named grob or a template grob
                        depending on a test
facet_grid_layout       Layout as a grid
facet_separate_layout   layout separately
facet_wrap_layout       Layout as a wrap
get_display_color       Return the Displayed Color
get_font_info_from_tk   Return Font Information
get_layer_states        Get Layer States
get_model_display_order
                        Get the Order of the Display
glyph_to_pch            Glyph to Pch
graphreduce             Make each space in a node apprear only once
grid.loon               Create and optionally draw a grid grob from a
                        loon widget handle
hex12tohex6             Convert 12 hexadecimal digit color
                        representations to 6 hexidecimal digit color
                        representations
l_Rlist2nestedTclList   Convert an R list to a nested Tcl list
l_after_idle            Evaluate a function on once the processor is
                        idle
l_aspect                Query the aspect ratio of a plot
l_aspect<-              Set the aspect ratio of a plot
l_basePaths             Get the set of basic path types for loon plots.
l_binCut                Get labels for each observation according to
                        bin cuts in the histogram.
l_bind_canvas           Create a Canvas Binding
l_bind_canvas_delete    Delete a canvas binding
l_bind_canvas_get       Get the event pattern and callback Tcl code of
                        a canvas binding
l_bind_canvas_ids       List canvas binding ids
l_bind_canvas_reorder   Reorder the canvas binding evaluation sequence
l_bind_context          Add a context binding
l_bind_context_delete   Delete a context binding
l_bind_context_get      Get the event pattern and callback Tcl code of
                        a context binding
l_bind_context_ids      List context binding ids
l_bind_context_reorder
                        Reorder the context binding evaluation sequence
l_bind_glyph            Add a glyph binding
l_bind_glyph_delete     Delete a glyph binding
l_bind_glyph_get        Get the event pattern and callback Tcl code of
                        a glyph binding
l_bind_glyph_ids        List glyph binding ids
l_bind_glyph_reorder    Reorder the glyph binding evaluation sequence
l_bind_item             Create a Canvas Binding
l_bind_item_delete      Delete a item binding
l_bind_item_get         Get the event pattern and callback Tcl code of
                        a item binding
l_bind_item_ids         List item binding ids
l_bind_item_reorder     Reorder the item binding evaluation sequence
l_bind_layer            Add a layer binding
l_bind_layer_delete     Delete a layer binding
l_bind_layer_get        Get the event pattern and callback Tcl code of
                        a layer binding
l_bind_layer_ids        List layer binding ids
l_bind_layer_reorder    Reorder the layer binding evaluation sequence
l_bind_navigator        Add a navigator binding
l_bind_navigator_delete
                        Delete a navigator binding
l_bind_navigator_get    Get the event pattern and callback Tcl code of
                        a navigator binding
l_bind_navigator_ids    List navigator binding ids
l_bind_navigator_reorder
                        Reorder the navigator binding evaluation
                        sequence
l_bind_state            Add a state change binding
l_bind_state_delete     Delete a state binding
l_bind_state_get        Get the event pattern and callback Tcl code of
                        a state binding
l_bind_state_ids        List state binding ids
l_bind_state_reorder    Reorder the state binding evaluation sequence
l_breaks                Gets the boundaries of the histogram bins
                        containing active points.
l_cget                  Query a Plot State
l_colRemoveAlpha        Convert color representations having an alpha
                        transparency level to 6 digit color
                        representations
l_colorName             Get Color Names from the Hex Code
l_compoundPaths         Get the set of basic path types for loon plots.
l_configure             Modify one or multiple plot states
l_context_add_context2d
                        Create a context2d navigator context
l_context_add_geodesic2d
                        Create a geodesic2d navigator context
l_context_add_slicing2d
                        Create a slicind2d navigator context
l_context_delete        Delete a context from a navigator
l_context_getLabel      Query the label of a context
l_context_ids           List context ids of a navigator
l_context_relabel       Change the label of a context
l_copyStates            A generic function to transfer the values of
                        the states of one 'loon' structure to another.
l_createCompoundGrob    For the target compound loon plot, creates the
                        final grob from the class of the 'target' and
                        the 'arrangeGrob.args'
l_create_handle         Create a loon object handle
l_currentindex          Get layer-relative index of the item below the
                        mouse cursor
l_currenttags           Get tags of the item below the mouse cursor
l_data                  Convert an R data.frame to a Tcl dictionary
l_export                Export a loon plot as an image
l_export_valid_formats
                        Return a list of the available image formats
                        when exporting a loon plot
l_facet                 Layout Facets across multiple panels
l_getBinData            Get information on current bins from a
                        histogram
l_getBinIds             Gets the ids of the active points in each bin
                        of a histogram
l_getColorList          Get loon's color mapping list
l_getFromPath           Create loon objects from path name
l_getGraph              Extract a loongraph or graph object from loon's
                        graph display
l_getLinkedStates       Query the States that are Linked with Loon's
                        Standard Linking Model
l_getLocations          For the target compound loon plot, determines
                        location (only and excluding the grobs)
                        arguments to pass to 'gridExtra::arrangeGrob()'
l_getOption             Get the value of a loon display option
l_getOptionNames        Get the names of all loon display options
l_getPlots              For the target compound loon plot, determines
                        all the loon plots in that compound plot.
l_getSavedStates        Retrieve saved plot states from the named file.
l_getScaledData         Data Scaling
l_get_arrangeGrobArgs   For the target (compound) loon plot, determines
                        all arguments (i.e. including the grobs) to be
                        passed to 'gridExtra::arrangeGrob()' so as to
                        determine the layout in 'grid' graphics.
l_glyph_add             Add non-primitive glyphs to a scatterplot or
                        graph display
l_glyph_add.default     Default method for adding non-primitive glyphs
l_glyph_add_image       Add an image glyphs
l_glyph_add_pointrange
                        Add a Pointrange Glyph
l_glyph_add_polygon     Add a Polygon Glyph
l_glyph_add_serialaxes
                        Add a Serialaxes Glyph
l_glyph_add_text        Add a Text Glyph
l_glyph_delete          Delete a Glyph
l_glyph_getLabel        Get Glyph Label
l_glyph_getType         Get Glyph Type
l_glyph_ids             List glyphs ids
l_glyph_relabel         Relabel Glyph
l_glyphs_inspector      Create a Glyphs Inspector
l_glyphs_inspector_image
                        Create a Image Glyph Inspector
l_glyphs_inspector_pointrange
                        Create a Pointrange Glyph Inspector
l_glyphs_inspector_serialaxes
                        Create a Serialaxes Glyph Inspector
l_glyphs_inspector_text
                        Create a Text Glyph Inspector
l_graph                 Generic funtction to create an interactive
                        graph display
l_graph_inspector       Create a Graph Inspector
l_graph_inspector_analysis
                        Create a Graph Analysis Inspector
l_graph_inspector_navigators
                        Create a Graph Navigator Inspector
l_graphswitch           Create a graphswitch widget
l_graphswitch_add       Add a graph to a graphswitch widget
l_graphswitch_add.default
                        Add a graph that is defined by node names and a
                        from-to edges list
l_graphswitch_add.graph
                        Add a graph to the graphswitch widget using a
                        graph object
l_graphswitch_add.loongraph
                        Add a graph to the graphswitch widget using a
                        loongraph object
l_graphswitch_delete    Delete a graph from the graphswitch widget
l_graphswitch_get       Return a Graph as a loongraph Object
l_graphswitch_getLabel
                        Query Label of a Graph in the Graphswitch
                        Widget
l_graphswitch_ids       List the ids of the graphs in the graphswitch
                        widget
l_graphswitch_move      Move a Graph in the Graph List
l_graphswitch_relabel   Relabel a Graph in the Graphswitch Widget
l_graphswitch_reorder   Reorder the Positions of the Graphs in the
                        Graph List
l_graphswitch_set       Change the Graph shown in the Active Graph
                        Widget
l_help                  Open a browser with loon's combined (TCL and R)
                        documentation website
l_hexcolor              Convert color names to their 12 digit
                        hexadecimal color representation
l_hist                  Create an interactive histogram
l_hist_inspector        Create a Histogram Inspector
l_hist_inspector_analysis
                        Create a Histogram Analysis Inspector
l_image_import_array    Import Greyscale Images as Tcl images from an
                        Array
l_image_import_files    Import Image Files as Tk Image Objects
l_imageviewer           Display Tcl Images in a Simple Image Viewer
l_info_states           Retrieve Information about the States of a Loon
                        Widget
l_isLoonWidget          Check if a widget path is a valid loon widget
l_layer                 Loon layers
l_layer.Line            Layer line in Line object
l_layer.Lines           Layer lines in Lines object
l_layer.Polygon         Layer polygon in Polygon object
l_layer.Polygons        Layer polygons in Polygons object
l_layer.SpatialLines    Layer lines in SpatialLines object
l_layer.SpatialLinesDataFrame
                        Layer lines in SpatialLinesDataFrame object
l_layer.SpatialPoints   Layer points in SpatialPoints object
l_layer.SpatialPointsDataFrame
                        Layer points in SpatialPointsDataFrame object
l_layer.SpatialPolygons
                        Layer polygons in SpatialPolygons object
l_layer.SpatialPolygonsDataFrame
                        Layer polygons in SpatialPolygonDataFrame
l_layer.density         Layer Method for Kernel Density Estimation
l_layer.map             Add a Map of class map as Drawings to Loon plot
l_layer_bbox            Get the bounding box of a layer.
l_layer_contourLines    Layer Contour Lines
l_layer_delete          Delete a layer
l_layer_demote          Moves the layer to be a child of its right
                        group layer sibling
l_layer_expunge         Delete a layer and all its descendants
l_layer_getChildren     Get children of a group layer
l_layer_getLabel        Get layer label.
l_layer_getParent       Get parent layer id of a layer
l_layer_getType         Get layer type
l_layer_group           layer a group node
l_layer_groupVisibility
                        Queries visibility status of decendants
l_layer_heatImage       Display a Heat Image
l_layer_hide            Hide a Layer
l_layer_ids             List ids of layers in Plot
l_layer_index           Get the order index of a layer among its
                        siblings
l_layer_isVisible       Return visibility flag of layer
l_layer_layerVisibility
                        Returns logical value for whether layer is
                        actually seen
l_layer_line            Layer a line
l_layer_lines           Layer lines
l_layer_lower           Switch the layer place with its sibling to the
                        right
l_layer_move            Move a layer
l_layer_oval            Layer a oval
l_layer_points          Layer points
l_layer_polygon         Layer a polygon
l_layer_polygons        Layer polygons
l_layer_printTree       Print the layer tree
l_layer_promote         Moves the layer up to be a left sibling of its
                        parent
l_layer_raise           Switch the layer place with its sibling to the
                        left
l_layer_rasterImage     Layer a Raster Image
l_layer_rectangle       Layer a rectangle
l_layer_rectangles      Layer rectangles
l_layer_relabel         Change layer label
l_layer_show            Show or unhide a Layer
l_layer_smooth          Layer a smooth line for 'loon'
l_layer_text            Layer a text
l_layer_texts           Layer texts
l_layers_inspector      Create a Layers Inspector
l_loonWidgets           Get all active top level loon plots.
l_loon_inspector        Create a loon inspector
l_make_glyphs           Make arbitrary glyphs with R graphic devices
l_move_grid             Arrange Points or Nodes on a Grid
l_move_halign           Horizontally Align Points or Nodes
l_move_hdist            Horizontally Distribute Points or Nodes
l_move_jitter           Jitter Points Or Nodes
l_move_reset            Reset Temporary Point or Node Locations to the
                        x and y states
l_move_valign           Vertically Align Points or Nodes
l_move_vdist            Vertically Distribute Points or Nodes
l_nDimStateNames        N dimensional state names access
l_navgraph              Explore a dataset with the canonical 2d
                        navigation graph setting
l_navigator_add         Add a Navigator to a Graph
l_navigator_delete      Delete a Navigator
l_navigator_getLabel    Query the Label of a Navigator
l_navigator_getPath     Get the sequence of nodes of a navigator's
                        current path
l_navigator_ids         List Navigators
l_navigator_relabel     Modify the Label of a Navigator
l_navigator_walk_backward
                        Have the Navigator Walk Backward on the Current
                        Path
l_navigator_walk_forward
                        Have the Navigator Walk Forward on the Current
                        Path
l_navigator_walk_path   Have the Navigator Walk a Path on the Graph
l_nestedTclList2Rlist   Convert a Nested Tcl List to an R List
l_ng_plots              2d navigation graph setup with with dynamic
                        node fitering using a scatterplot matrix
l_ng_plots.default      Select 2d spaces with variable associated
                        measures displayed in scatterplot matrix
l_ng_plots.measures     2d Navigation Graph Setup with dynamic node
                        fitering using a scatterplot matrix
l_ng_plots.scagnostics
                        2d Navigation Graph Setup with dynamic node
                        fitering based on scagnostic measures and by
                        using a scatterplot matrix
l_ng_ranges             2d navigation graph setup with with dynamic
                        node fitering using a slider
l_ng_ranges.default     Select 2d spaces with variable associated
                        measures using a slider
l_ng_ranges.measures    2d Navigation Graph Setup with dynamic node
                        fitering using a slider
l_ng_ranges.scagnostics
                        2d Navigation Graph Setup with dynamic node
                        fitering based on scagnostic measures and using
                        a slider
l_pairs                 An interactive scatterplot matrix
l_plot                  Create an interactive loon plot widget
l_plot3D                Create an interactive loon 3d plot widget
l_plot_arguments        Arguments common to l_plot functions
l_plot_inspector        Create a Scatterplot Inspector
l_plot_inspector_analysis
                        Create a Scatterplot Analysis Inspector
l_plot_ts               Draw a decomposed time series loon plot
l_predict               Model Prediction
l_primitiveGlyphs       The primitive glyphs available to a scatterplot
                        or graph display
l_redraw                Force a Content Redraw of a Plot
l_resize                Resize Plot Widget
l_saveStates            Save the info states of a loon plot widget in a
                        file
l_scale3D               Scale for 3d plotting
l_scaleto_active        Change Plot Region to Display All Active Data
l_scaleto_layer         Change Plot Region to Display All Elements of a
                        Particular Layer
l_scaleto_plot          Change Plot Region to Display the All Data of
                        the Model Layer
l_scaleto_selected      Change Plot Region to Display All Selected Data
l_scaleto_world         Change Plot Region to Display All Plot Data
l_serialaxes            Create an interactive serialaxes (parallel axes
                        or radial axes) plot
l_serialaxes_inspector
                        Create a Serialaxes Inspector
l_setAspect             Set the aspect ratio of a plot
l_setColorList          Use custom colors for mapping nominal values to
                        distinct colors
l_setColorList_ColorBrewer
                        Set loon's color mapping list to the colors
                        from ColorBrewer
l_setColorList_baseR    Set loon's color mapping list to the colors
                        from base R
l_setColorList_ggplot2
                        Set loon's color mapping list to the colors
                        from ggplot2
l_setColorList_hcl      Set loon's color mapping list to the colors
                        from hcl color wheen
l_setColorList_loon     Set loon's color mapping list to the colors
                        from loon defaults
l_setLinkedStates       Modify States of a Plot that are Linked in
                        Loon's Standard Linking Model
l_setOption             Set the value of a loon display option
l_setTitleFont          Set the title font of all loon displays
l_size                  Query Size of a Plot Display
l_size<-                Resize Plot Widget
l_state_names           Get State Names of Loon Object
l_subwin                Create a child widget path
l_throwErrorIfNotLoonWidget
                        Throw an error if string is not associated with
                        a loon widget
l_toR                   Convert a Tcl Object to some other R object
l_toplevel              loon tk top level
l_userOptionDefault     Get loon's system default value for the named
                        display option.
l_userOptions           Get the names of all loon display options that
                        can be set by the user.
l_web                   Open a browser with loon's R documentation
                        webpage
l_widget                Dummy function to be used in the Roxygen
                        documentation
l_worldview             Create a Worldview Inspector
l_zoom                  Zoom from and towards the center
linegraph               Create a linegraph
linegraph.loongraph     Create a linegraph of a graph
loon                    loon: A Toolkit for Interactive Data
                        Visualization and Exploration
loonGlyphGrob           Create a grob glyph from a loon widget
loonGrob                Create a grid grob from a loon widget handle
loonGrobInstantiation   Instantiate a Grob
loonGrob_layoutType     A generic function used to distinguish whether
                        only the locations of plots will be used to
                        arrange them in a grob, or whether all
                        arguments to 'gridExtra::arrangeGrob()' will be
                        used.
loon_palette            Loon's color generator for creating color
                        palettes
loongraph               Create a graph object of class loongraph
measures1d              Closure of One Dimensional Measures
measures2d              Closure of Two Dimensional Measures
minority                Canadian Visible Minority Data 2006
names.loon              Get State Names of Loon Object
ndtransitiongraph       Create a n-d transition graph
olive                   Fatty Acid Composition of Italian Olive Oils
oliveAcids              Just the Fatty Acid Composition of Italian
                        Olive Oils
oliveLocations          Geographic location of each Italian olive
                        growing area named in the 'olive' data.
plot.loon               Plot the current view of any loon plot in the
                        current device.
plot.loongraph          Plot a loon graph object with base R graphics
print.l_layer           Print a summary of a loon layer object
print.measures1d        Print function names from measure1d object
print.measures2d        Print function names from measure2d object
scagnostics2d           Closure of Two Dimensional Scagnostic Measures
tcl_img_2_r_raster      A tk Image Object to a Raster Object
tkcolors                List the valid Tk color names
