| L2_distance | Euclidean distance between two vectors, or between column vectors of two matrices. | 
| 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 | 
| loongraph | Create a graph object of class loongraph | 
| loonGrob | Create a grid grob from a loon widget handle | 
| loonGrob.l_compound | Create a grid grob from a loon widget handle | 
| loonGrob.l_layer_graph | Create a grid grob from a loon widget handle | 
| loonGrob.l_layer_histogram | Create a grid grob from a loon widget handle | 
| loonGrob.l_layer_scatterplot | Create a grid grob from a loon widget handle | 
| loonGrob.l_navgraph | Create a grid grob from a loon widget handle | 
| loonGrob.l_navigator | Create a grid grob from a loon widget handle | 
| loonGrob.l_serialaxes | Create a grid grob from a loon widget handle | 
| loonGrob.l_ts | 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 | 
| 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_colorName | Get Color Names from the Hex Code | 
| l_colRemoveAlpha | Convert color representations having an alpha transparency level to 6 digit color representations | 
| 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_facet.loon | Layout Facets across multiple panels | 
| l_facet.l_serialaxes | 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_getLocations.l_facet | For the target compound loon plot, determines location (only and excluding the grobs) arguments to pass to 'gridExtra::arrangeGrob()' | 
| l_getLocations.l_pairs | For the target compound loon plot, determines location (only and excluding the grobs) arguments to pass to 'gridExtra::arrangeGrob()' | 
| l_getLocations.l_ts | 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_getPlots.l_facet | For the target compound loon plot, determines all the loon plots in that compound plot. | 
| l_getPlots.l_pairs | For the target compound loon plot, determines all the loon plots in that compound plot. | 
| l_getPlots.l_ts | 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_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_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_graph | Generic funtction to create an interactive graph display | 
| l_graph.default | Generic funtction to create an interactive graph display | 
| l_graph.graph | Generic funtction to create an interactive graph display | 
| l_graph.loongraph | Generic funtction to create an interactive graph display | 
| 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_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_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.array | Create an interactive histogram | 
| l_hist.character | Create an interactive histogram | 
| l_hist.data.frame | Create an interactive histogram | 
| l_hist.default | Create an interactive histogram | 
| l_hist.factor | Create an interactive histogram | 
| l_hist.list | Create an interactive histogram | 
| l_hist.matrix | Create an interactive histogram | 
| l_hist.table | Create an interactive histogram | 
| l_hist_inspector | Create a Histogram Inspector | 
| l_hist_inspector_analysis | Create a Histogram Analysis Inspector | 
| l_imageviewer | Display Tcl Images in a Simple Image Viewer | 
| 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_info_states | Retrieve Information about the States of a Loon Widget | 
| l_instantiateGrob | Instantiate a Grob | 
| l_isLoonWidget | Check if a widget path is a valid loon widget | 
| l_layer | Loon layers | 
| l_layer.density | Layer Method for Kernel Density Estimation | 
| l_layer.Line | Layer line in Line object | 
| l_layer.Lines | Layer lines in Lines object | 
| l_layer.map | Add a Map of class map as Drawings to Loon plot | 
| 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_layers_inspector | Create a Layers Inspector | 
| 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_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_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_nDimStateNames | N dimensional state names access | 
| 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_plot.decomposed.ts | Create an interactive loon plot widget | 
| l_plot.default | Create an interactive loon plot widget | 
| l_plot.density | Create an interactive loon plot widget | 
| l_plot.map | Create an interactive loon plot widget | 
| l_plot.stl | Create an interactive loon plot widget | 
| l_plot3D | Create an interactive loon 3d plot widget | 
| l_plot3D.default | 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_predict.default | Model Prediction | 
| l_predict.glm | Model Prediction | 
| l_predict.lm | Model Prediction | 
| l_predict.loess | Model Prediction | 
| l_predict.nls | 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_Rlist2nestedTclList | Convert an R list to a nested Tcl list | 
| 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.default | 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_baseR | Set loon's color mapping list to the colors from base R | 
| l_setColorList_ColorBrewer | Set loon's color mapping list to the colors from ColorBrewer | 
| 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_setGrobPlotView | Instantiate a Grob | 
| 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_toplevel | loon tk top level | 
| l_toR | Convert a Tcl Object to some other R object | 
| l_updateGrob | Instantiate a Grob | 
| 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 |