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Re: IDL contouring question [message #3439] Mon, 23 January 1995 23:36 Go to next message
chris is currently offline  chris
Messages: 22
Registered: October 1994
Junior Member
Debabrata Pal (dpal@glue.umd.edu) wrote:
: This is a question about labeling the contours. is there any way to
: control the location of the labels on the contour line? sometimes the
: labels generated by idl is very hard to read, .....

I don't know about this, but you can, of course always eliminate
the offending contour labels with c_labels, and change the size
(I find the default too small) with charsize.

-chris
.
Re: IDL contouring question [message #3444 is a reply to message #3439] Mon, 23 January 1995 13:31 Go to previous messageGo to next message
afl is currently offline  afl
Messages: 51
Registered: December 1994
Member
In article <3g10bs$s77@mojo.eng.umd.edu>, dpal@glue.umd.edu (Debabrata Pal) writes:
|> This is a question about labeling the contours. is there any way to
|> control the location of the labels on the contour line? sometimes the
|> labels generated by idl is very hard to read, so I was just wondering
|> if there is any way to mode the labels to any desired location on a
|> contour line?
|>
|> Thanks
|>
|> Deb
|>


Deb,

From everything I have read (including manuals and a discussion of
this in this newsgroup some months back), IDL does not allow this.
That's too bad. There are some things one simply doesn't have control
over in this language.

Andy

--

Andrew F. Loughe email: afl@cdc.noaa.gov
University of Colorado, CIRES voice: (303) 492-0707
Campus Box 449 fax: (303) 497-7013
Boulder, CO 80309-0449 USA
Re: IDL contouring question [message #3549 is a reply to message #3444] Wed, 01 February 1995 07:38 Go to previous message
PREUSSER is currently offline  PREUSSER
Messages: 8
Registered: March 1993
Junior Member
In article <3g1777$f43@lace.Colorado.EDU>,
afl@bjerknes.NoSubdomain.NoDomain (Andy Loughe) wrote:

> In article <3g10bs$s77@mojo.eng.umd.edu>, dpal@glue.umd.edu (Debabrata
Pal) writes:
> |> This is a question about labeling the contours. is there any way to
> |> control the location of the labels on the contour line? sometimes the
> |> labels generated by idl is very hard to read, so I was just wondering
> |> if there is any way to mode the labels to any desired location on a
> |> contour line?

>
> From everything I have read (including manuals and a discussion of
> this in this newsgroup some months back), IDL does not allow this.
> That's too bad. There are some things one simply doesn't have control
> over in this language.
>

If you are ready to give up IDL, you could try my package:
ftp netlib.att.com netlib/graphics/xfarbe.taz.uu.Z
which is a complete contouring program (X and Postscript) allowing
for area filling contours, which can be (horizontaly) labeled at locations
determined by mouse clicks. Of course, you can choose the height of
the characters of the labels. The program can handle rectangular,
regular grids.

The mentioned file must be uncompressed, uudecoded, and uncompressed
again, then detarred. It should run on any Unix-system with the Athena
widgets on. Let me know, if you have difficulties.

Sincerely
A.PREUSSER
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