For my purposes that would be by far the simplest I think.
Sincerely,
James
On Saturday, June 29, 2013, Robert Hanson wrote:
> Would you prefer having a 2D echo that is tied to an atom by a pointer?
>
>
> On Sat, Jun 29, 2013 at 10:40 PM, Robert Hanson <[email protected]>wrote:
>
> It's much different from what existed in 13.0. In that version all you can
> do is move a label a small distance in pixels.
>
> 1) you can put any offset of any size in for a label.
> 2) you can offset in molecular coordinates (ax, ay, az) or in "screen"
> (sx, sy, sz) coordinates.
>
> I think the only thing it doesn't do is let you make labels, like echos,
> adjust for window boundaries.
>
>
>
>
> On Sat, Jun 29, 2013 at 9:44 PM, James <[email protected]> wrote:
>
> How is that different than what exists? Perhaps in that it is applied
> post-rotation? That would make it a bit simpler, assuming the offset can be
> large enough to place the label anywhere.
>
> I think I could, with a little ugliness, make the current labels work if
> the offset could be > 127. Or, I could use absolute scaling, try to
> figure out where the screen boundary approximately is in angstroms, and use
> that to draw an arrow from an echo to an atom. Anything that would reduce
> the ugliness would be good lol.
>
> Thanks,
> James
>
>
> On Saturday, June 29, 2013, Robert Hanson wrote:
>
> That's right. There isn't a way to draw from a fixed point on the screen
> to an atom. You might try a recent addition in relation to PyMOL. This is a
> much more general offset method that is used in PyMOL and I needed to
> implement in Jmol, so we have it as well now.
>
> Do give this a try and let me know if it solves your problem:
>
> new feature: PyMOL-like label offset options:
>
> set labelOffset [sx, sy, sz]
> set labelOffset [mode, sx, sy, sz, ax, ay, az]
>
> where
>
> sx,sy,sz are screen coord offsets
> -- in Angstroms
> -- applied after view rotation
> -- sy > 0 LOWERS label
> ax,ay,az are xyz position (in Angstroms; applied before view rotation)
> mode == 1 indicates xyz position is an offset to the atom position
> mode != 1 indicates xyz position is absolute
> defaults: mode == 1; ax = ay = az = 0
>
> Note that those sx sy sz are not in pixels, they are in angstroms. Also, I
> note that there is a bug that disallows label pointers with this sort of
> offset. Hmm....
>
>
>
>
>
> On Sat, Jun 29, 2013 at 1:50 PM, James <[email protected]> wrote:
>
> Thanks Angel. I see that echo has almost everything. But, the reason I was
> trying to use labels is because they can have a line to an atom. After
> reviewing "draw ARROW" in the hopes that it could substitute for that line,
> I don't see that it is possible to draw from a 2D point (e.g., top left) to
> a 3D point (an atom). I tried assigning echo an ID and drawing from that to
> an atom, but (as I suspected - just hoping I could trick it) since echo
> isn't a draw object it doesn't work. I can't find a way to bridge that
> 2D/3D coordinate issue, which label does automatically.
>
> Thanks,
> James
>
>
> On Saturday, June 29, 2013, Angel Herráez wrote:
>
> Hello, James
>
> By definition, labels are attached to atoms. That is why the distance
> cannot
> be long.
> >From your description, I don't think that labels are what you need. You
> have
> "echo" for positioning text either in 2D screen space or in 3D molecular
> coordinates, at arbitrary positions and with chosen alignment, even
> multi-line.
>
> e.g.
>
> set echo myEcho1 0 50%; echo Hello;
> // windowLeft+windowMiddle, left flushed
> set echo myEcho2 0 100%; echo Good Bye;
> // windowLeft+windowTop, left flushed
> set echo myEcho3 15% 85%; set echo center; echo Another;
> // close to windowLeft+windowTop, center-justified
> // note that text will never go out of screen, it will flush to the edge
> if needed
>
> set e
>
>
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