Re: Saving "relative point" in a paragraph or line

[Andreas Röhler]

Am 12.09.2013 11:51, schrieb Suvayu Ali:
> On Thu, Sep 12, 2013 at 10:49:37AM +0200, Andreas Röhler wrote:
> > Am 12.09.2013 10:06, schrieb Suvayu Ali:
> > > Hi,
> > >
> > > I'm trying to write a few wrappers for transpose functions.  I would
> > > like to restore the point to the relative position of the element I am
> > > trying to transpose.  Are there any standard ways/functions people use
> > > for something like this?
> > >
> > > An example (cursor at -!-):
> > >
> > > - Lorem ipsum dolor -!- sit amet, consectetur adipiscing elit.
> > > - Vestibulum porttitor metus sed est varius, id dapibus est rhoncus.
> > >
> > >                             |
> > >                             v
> > >
> > > - Vestibulum porttitor metus sed est varius, id dapibus est rhoncus.
> > > - Lorem ipsum dolor -!- sit amet, consectetur adipiscing elit.
> > >
> > > Thanks for any ideas.
> > >
> > > Cheers,
> >
> > Not sure IIUC, what about storing location with
> >
> > (setq my-point (copy-marker (point)))
>
> After the transpose my-point will be somewhere inside the other line.
> Hence my use of the terminology "relative point".
>
> :)

Hmm, you example shows point after "dolor" as in start. That's what copy-marker 
would provide.
Maybe move the point indicated in example after change, i.e. end-of "porttitor"?

Cheers