I forgot rely to [email protected]
--- Tatsuro MATSUOKA <[email protected]> wrote:
> Hello
>
> The version of gnuplot for octave/windows mingw is
> > __gnuplot_version__
> ans = 4.3.0-2008-11-21CVS.0octave-mingw32
>
> The terminal is winows terminal but not x11 because gnuplot bundled is
> gnuplot for windows.
> Please try to execute the gnuplot in the ..../bin folder directly by doublly
> clicking the icon
> of
> gnuplot.exe or type
>
> system('gnuplot')
>
> from octave prompt to execute gnuplot.
>
> And type
> gnuplot> plot sin(x)
> then gnuplot graph window appeared.
>
> Please press 'h' on the keyboard at the condition that gnuplot graph window
> is active.
> You will find help of the key binds at zooming mode gnuplot in the gnuplot
> console but not
> graphic
> window.
> This help will be useful for you.
> For the convinience I copied and paste the help to this mail
>
> The lines '2x<B1>' to <Shift-B2-Motion> are help for mouse operation.
> <B1> is the left mouse button.
> <B2> is the right mouse button
> <B3> is the mouse wheel.
>
> The lines after 'Space raise gnuplot console window' is key bind in
> the gnuplot graph
> window.
> **************************
> 2x<B1> print coordinates to clipboard using `clipboardformat`
> (see keys '3', '4')
> <B2> annotate the graph using `mouseformat` (see keys '1', '2')
> or draw labels if `set mouse labels is on`
> <Ctrl-B2> remove label close to pointer if `set mouse labels` is on
> <B3> mark zoom region (only for 2d-plots and maps).
> <B1-Motion> change view (rotation). Use <ctrl> to rotate the axes
> only.
> <B2-Motion> change view (scaling). Use <ctrl> to scale the axes only.
> <Shift-B2-Motion> vertical motion -- change xyplane
>
>
> Space raise gnuplot console window
> q * close this plot window
>
> a `builtin-autoscale` (set autoscale keepfix; replot)
> b `builtin-toggle-border`
> e `builtin-replot`
> g `builtin-toggle-grid`
> h `builtin-help`
> l `builtin-toggle-log` y logscale for plots, z and cb for splots
> L `builtin-nearest-log` toggle logscale of axis nearest cursor
> m `builtin-toggle-mouse`
> r `builtin-toggle-ruler`
> 1 `builtin-decrement-mousemode`
> 2 `builtin-increment-mousemode`
> 3 `builtin-decrement-clipboardmode`
> 4 `builtin-increment-clipboardmode`
> 5 `builtin-toggle-polardistance`
> 6 `builtin-toggle-verbose`
> 7 `builtin-toggle-ratio`
> n `builtin-zoom-next` go to next zoom in the zoom stack
> p `builtin-zoom-previous` go to previous zoom in the zoom stack
> u `builtin-unzoom`
> Right `builtin-rotate-right` only for splots; <shift> increases
> amount
> Up `builtin-rotate-up` only for splots; <shift> increases amount
> Left `builtin-rotate-left` only for splots; <shift> increases
> amount
> Down `builtin-rotate-down` only for splots; <shift> increases
> amount
> Escape `builtin-cancel-zoom` cancel zoom region
>
> * indicates this key is active from all plot windows
> *************************************************************************
>
> Regards
>
> Tatsuro
>
> --- bagvian wrote:
>
> > Dear Tatsuro,
> >
> > Many thanks for your exhaustive explanation.
> >
> > From a general point of view I would perfectly be happy to use gnuplot
> > as a backend for Octave. It is a very nice piece of software that I
> > frequently use to display data. The problem I am facing here is that
> > gnuplot backend in Octave cannot be better than gnuplot itself.
> >
> > In other words :
> > Say that you have got x y data saved in a text file called tmp.txt.
> > For example looking like :
> > 1 1
> > 2 4
> > 3 -1
> > 4 2
> > 5 5
> > 6 0
> >
> > You want to display these data with gnuplot. Just launch gnuplot and
> > type something like :
> > set term x11
> > plot "tmp.txt" using 1:2 w linespoints
> >
> > On the graph you get you can zoom-in by defining an area by
> > right-clicking as you explained in your email, but you cannot zoom-out
> > say 1-level out for example.
> > This is precisely the same problem I encounter when trying to display
> > data with Octave through gnuplot backend : I can zoom-in but cannot
> > zoom-out.
> > The only silly solution I found both for gnuplot and Octave to
> > zoom-out is to kill the figure and draw it again.
> >
> > Anybody has got a better solution?
> >
> > When using a piece of software to display big amount of detailed data
> > you absolutely need to be able to very rapidly zoom-in and out at
> > different positions to focus on what you are looking for. This is what
> > I often do and unfortunately I cannot use either of these software
> > that I enjoy using at any other occasion.
> >
> > Maybe it can be done, but in that case I do not know how and I would
> > be very glad to learn this trick.
> >
> > Thanks again for the answers you have sent.
> >
> > Regards,
> > JB
> >
> >
>
>
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