[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Virtues of normalized coordinates

davidf@dfanning.com (David Fanning) writes:
> Andy Loughe (afl@cdc.noaa.gov) writes:
> > I really don't understand this sentiment.  Data coordinates have always
> > worked well for me when placing text, colorbars, etc. around a plot that 
> > needs such enhancements.  If these things need to "hug" the plot, why
> > use normalized coordinates?  

Another good reason for normalized coordinates is when you want to lay
an image onto an existing plot window.  If you use


to start with then you can place the image easily using David's
TVIMAGE program.  Otherwise, getting a match-up is truly hellish.


Craig B. Markwardt, Ph.D.         EMAIL:    craigmnet@cow.physics.wisc.edu
Astrophysics, IDL, Finance, Derivatives | Remove "net" for better response