Graph the values across a line in the vcimage window
plotDisplayLine([ori = 'h'], [figNum = current GraphWin], [vci = current])
Purpose:
The line plot must pass through a point xy selected by the user. The
line orientation (h or v) ori, is passed as a calling argument (ORI).
Monochrome and color data are handled in various ways.
The plotted values are attached the graph window and can be obtained
using a data = get(figNum,'userdata') call.
Examples:
plotDisplayLine('h')
Copyright ImagEval Consultants, LLC, 2005.