Plotting
AXIS - Draws an axis of the specified type and scale.
BAR_PLOT - Creates a bar graph.
ERRPLOT - Plots error bars over a previously drawn plot.
IDLgrAxis - Displays a plot axis object that may include tick marks, text and a title.
IDLgrContour - Draws a contour plot from data stored in a rectangular array or from a set of unstructured points.
IDLgrLegend - Provides a simple interface for displaying a legend.
IDLgrPlot - Creates a set of polylines connecting data points in two-dimensional space.
IDLgrSymbol - Represents a graphical element that is plotted relative to a particular position.
IPLOT - Creates an iTool and associated user interface (UI) configured to display and manipulate plot data.
LABEL_DATE - Labels axes with dates. Use with [XYZ]TICKFORMAT keyword.
OPLOT - Plots vector data over a previously-drawn plot.
OPLOTERR - Draws error bars over a previously drawn plot.
PLOT - Plots vector arguments as X versus Y graphs.
PLOT_3DBOX - Plots function of two variables inside 3D box.
PLOT_FIELD - Plots a 2D field using arrows.
PLOTERR - Plots individual data points with error bars.
PLOTS - Plots vectors and points.
POLYFILL - Fills the interior of a polygon.
POLYFILLV - Returns subscripts of pixels inside a polygon.
PROFILE - Extracts a profile from an image.
PROFILES - Interactively examines image profiles.
THREED - Plots a 2D array as a pseudo 3D plot.
TRIANGULATE - Constructs Delaunay triangulation of a planar set of points.
TRIGRID - Interpolates irregularly-gridded data to a regular grid from a triangulation.
USERSYM - Defines a new plotting symbol.
VEL - Draws a velocity (flow) field with streamlines.
VELOVECT - Draws a 2D velocity field plot.
WF_DRAW - Draws weather fronts with smoothing.
XPLOT3D - Utility for creating and interactively manipulating 3D plots.
XYOUTS - Draws text on currently-selected graphics device.