			      Graphics Utilities
			      ------------------

		       Last modified:  12 June 1994


Routines in this directory provide various user-utilities with graphics.

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As of 3-Feb-95 the files are:

 
 
Directory:  /disk2/cds/soft/test/util/graphics/
 
CIRCLE_SYM        - Define (part of) a circle as the user plotting symbol.
CLEANPLOT         - Reset all plotting system variables to the default
CLIPBOX           - To draw a box around the outside of the clip box
DEF_UTPLOT        - Setup x-axis for time plot.
EXT_RANGE()       - Calculate extended range for plotting variables.
FILL_BOX          - To fill a plot box with one of a selection of patterns.
FIT2GIF           - convert FITS file to a GIF image file
LABEL_CURVE       - Plots a label with a line from it to a curve.
LABEL_LINE        - Plots a horizontal line (w/ or w/o symbols) with a label.
LABEL_SYMBOL      - Plots a symbol with a label next to it on a graph.
OCONTOUR          - This procedure draws contour plots over existing plots.
OPLOT_STRING      - Overplot an X,Y array using a character string as a symbol.
OUTPLOT           - To overplot time series data on a plot created by UTPLOT
PCONVERT()        - Convert Plot DEVICE, DATA, NORMAL and PIXEL coordinates
PFIND()           - Find Plot Region ID corresponding to an event.
PLOT_STRING       - Plot an X, Y array using a character string as the symbol.
PRESTORE          - Restore Plot Region data (!P,!X,!Y,!D, and data X/Y size)
PSTORE()          - Store Plot Region data (!P,!X,!Y,!D, and data X/Y size)
TICK_VEC          - Generate tickmarks for tight displays.
UTPLOT            - To plot time series data with sensible time axis labelling.
UTSTRING          - To overprint a string on a UTPLOT graph
x2gif             - read and write X window to gif file
