Mercurial > octave
view scripts/plot/util/pan.m @ 32632:2e484f9f1f18 stable
maint: update Octave Project Developers copyright for the new year
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 22 Dec 2023 12:08:17 -0500 |
parents | 597f3ee61a48 |
children |
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######################################################################## ## ## Copyright (C) 2014-2024 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## This file is part of Octave. ## ## Octave is free software: you can redistribute it and/or modify it ## under the terms of the GNU General Public License as published by ## the Free Software Foundation, either version 3 of the License, or ## (at your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ## GNU General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <https://www.gnu.org/licenses/>. ## ######################################################################## ## -*- texinfo -*- ## @deftypefn {} {} pan ## @deftypefnx {} {} pan on ## @deftypefnx {} {} pan off ## @deftypefnx {} {} pan xon ## @deftypefnx {} {} pan yon ## @deftypefnx {} {} pan (@var{hfig}, @var{option}) ## Control the interactive panning mode of a figure in the GUI. ## ## Given the option @qcode{"on"} or @qcode{"off"}, set the interactive ## pan mode on or off. ## ## With no arguments, toggle the current pan mode on or off. ## ## Given the option @qcode{"xon"} or @qcode{"yon"}, enable pan mode ## for the x or y axis only. ## ## If the first argument @var{hfig} is a figure, then operate on the given ## figure rather than the current figure as returned by @code{gcf}. ## ## @seealso{rotate3d, zoom} ## @end deftypefn function pan (hfig, option) ## FIXME: Presumably should implement this for Matlab compatibility. if (nargin == 1 && nargout > 0 && isfigure (hfig)) error ("pan: syntax 'handle = pan (hfig)' not implemented"); endif if (nargin == 0) hfig = gcf (); else if (nargin == 1) option = hfig; hfig = gcf (); else if (! isfigure (hfig)) error ("pan: invalid figure handle HFIG"); endif endif if (! ischar (option)) error ("pan: OPTION must be a string"); endif endif if (nargin == 0) pm = get (hfig, "__pan_mode__"); if (strcmp (pm.Enable, "on")) pm.Enable = "off"; else pm.Enable = "on"; endif set (hfig, "__pan_mode__", pm); update_mouse_mode (hfig, pm.Enable); else switch (option) case {"on", "off", "xon", "yon"} pm = get (hfig, "__pan_mode__"); switch (option) case {"on", "off"} pm.Enable = option; pm.Motion = "both"; case "xon" pm.Enable = "on"; pm.Motion = "horizontal"; case "yon" pm.Enable = "on"; pm.Motion = "vertical"; endswitch set (hfig, "__pan_mode__", pm); update_mouse_mode (hfig, option); otherwise error ("pan: unrecognized OPTION '%s'", option); endswitch endif endfunction function update_mouse_mode (hfig, arg) if (strcmp (arg, "off")) set (hfig, "__mouse_mode__", "none"); else ## FIXME: Is there a better way other than calling these functions ## to set the other mouse mode Enable fields to "off"? rotate3d (hfig, "off"); zoom (hfig, "off"); set (hfig, "__mouse_mode__", "pan"); endif endfunction