# Interactive Statistical Data Visualization

## Documentation for package ‘loon’ version 1.4.3

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Code demos. Use demo() to run them.
- Package NEWS.

## Help Pages

A C F G H L M N O P S T U misc

loon-package | loon: A Toolkit for Interactive Data Visualization and Exploration

## -- A --

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

## -- C --

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

## -- F --

facet_grid_layout | Layout as a grid
facet_separate_layout | layout separately
facet_wrap_layout | Layout as a wrap

## -- G --

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

## -- H --

hex12tohex6 | Convert 12 hexadecimal digit color representations to 6 hexidecimal digit color representations

## -- L --

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

## -- M --

measures1d | Closure of One Dimensional Measures
measures2d | Closure of Two Dimensional Measures
minority | Canadian Visible Minority Data 2006

## -- N --

names.loon | Get State Names of Loon Object
ndtransitiongraph | Create a n-d transition graph

## -- O --

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.

## -- P --

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

## -- S --

scagnostics2d | Closure of Two Dimensional Scagnostic Measures

## -- T --

tcl_img_2_r_raster | A tk Image Object to a Raster Object
tkcolors | List the valid Tk color names

## -- U --

UsAndThem | Data to re-create Hans Rosling's famous "Us and Them" animation

## -- misc --

"[<-.loon" | Modify one or multiple plot states
[.loon | Query a Plot State
[<-.loon | Modify one or multiple plot states
{l_state_names} | Get State Names of Loon Object
{names.loon} | Get State Names of Loon Object