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annotate scripts/plot/util/rotate3d.m @ 20602:af5591ef9790 stable

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__gnuplot_drawnow__.m: Use "screenpixelsperinch" instead of constant value (bug #46122).
author ederag <edera@gmx.fr>
date Tue, 06 Oct 2015 11:07:10 +0200
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children
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4197fc428c7d maint: Update copyright notices for 2015.
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1 ## Copyright (C) 2014-2015 Andreas Weber
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Command} {} rotate3d
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21 ## @deftypefnx {Command} {} rotate3d on
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22 ## @deftypefnx {Command} {} rotate3d off
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23 ## @deftypefnx {Function File} {} rotate3d (@var{hfig}, @var{option})
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24 ## Control the interactive 3-D rotation mode of a figure in the GUI.
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25 ##
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26 ## Given the option @qcode{"on"} or @qcode{"off"}, set the interactive
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27 ## rotate mode on or off.
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28 ##
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29 ## With no arguments, toggle the current rotate mode on or off.
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30 ##
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31 ## If the first argument @var{hfig} is a figure, then operate on the given
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32 ## figure rather than the current figure as returned by @code{gcf}.
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33 ##
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34 ## @seealso{pan, zoom}
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35 ## @end deftypefn
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36
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37 function rotate3d (varargin)
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38
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39 hfig = NaN;
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40
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41 nargs = nargin;
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42
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43 if (nargs > 2)
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44 print_usage ();
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45 endif
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46
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47 if (nargin == 1 && nargout > 0 && isfigure (varargin{1}))
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48 error ("rotate_object_handle = rotate3d (hfig): not implemented");
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49 endif
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50
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51 if (nargs == 2)
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52 hfig = varargin{1};
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53 if (isfigure (hfig))
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54 varargin(1) = [];
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55 nargs--;
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56 else
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57 error ("rotate3d: expecting figure handle as first argument");
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58 endif
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59 endif
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60
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61 if (isnan (hfig))
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62 hfig = gcf ();
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63 endif
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64
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65 if (nargs == 0)
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66 rm = get (hfig, "__rotate_mode__");
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67 if (strcmp (rm.Enable, "on"))
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68 rm.Enable = "off";
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69 else
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70 rm.Enable = "on";
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71 endif
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72 set (hfig, "__rotate_mode__", rm);
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73 update_mouse_mode (hfig, rm.Enable);
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74 elseif (nargs == 1)
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75 arg = varargin{1};
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76 if (ischar (arg))
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77 switch (arg)
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78 case {"on", "off"}
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79 rm = get (hfig, "__rotate_mode__");
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80 switch (arg)
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81 case {"on", "off"}
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82 rm.Enable = arg;
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83 rm.Motion = "both";
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84 endswitch
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85 set (hfig, "__rotate_mode__", rm);
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86 update_mouse_mode (hfig, arg);
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87 otherwise
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88 error ("rotate3d: unrecognized option '%s'", arg);
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89 endswitch
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90 else
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91 error ("rotate3d: wrong type argument '%s'", class (arg));
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92 endif
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93 endif
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94
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95 endfunction
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96
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97 function update_mouse_mode (hfig, arg)
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98 if (strcmp (arg, "off"))
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99 set (hfig, "__mouse_mode__", "none");
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100 else
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101 ## FIXME: Is there a better way other than calling these
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102 ## functions to set the other mouse mode Enable fields to
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103 ## "off"?
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104 pan ("off");
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105 zoom ("off");
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106 set (hfig, "__mouse_mode__", "rotate");
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107 endif
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108 endfunction