Mercurial > octave-nkf
annotate scripts/plot/util/pan.m @ 20602:af5591ef9790 stable
__gnuplot_drawnow__.m: Use "screenpixelsperinch" instead of constant value (bug #46122).
author | ederag <edera@gmx.fr> |
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date | Tue, 06 Oct 2015 11:07:10 +0200 |
parents | 777f26aa8e3e |
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rev | line source |
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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} {} pan |
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21 ## @deftypefnx {Command} {} pan on |
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22 ## @deftypefnx {Command} {} pan off |
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23 ## @deftypefnx {Command} {} pan xon |
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24 ## @deftypefnx {Command} {} pan yon |
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25 ## @deftypefnx {Function File} {} pan (@var{hfig}, @var{option}) |
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26 ## Control the interactive panning mode of a figure in the GUI. |
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27 ## |
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28 ## Given the option @qcode{"on"} or @qcode{"off"}, set the interactive |
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29 ## pan mode on or off. |
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30 ## |
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31 ## With no arguments, toggle the current pan mode on or off. |
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32 ## |
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33 ## Given the option @qcode{"xon"} or @qcode{"yon"}, enable pan mode |
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34 ## for the x or y axis only. |
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35 ## |
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36 ## If the first argument @var{hfig} is a figure, then operate on the given |
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37 ## figure rather than the current figure as returned by @code{gcf}. |
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38 ## |
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40 ## @end deftypefn |
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41 |
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42 function pan (varargin) |
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43 |
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44 hfig = NaN; |
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45 |
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46 nargs = nargin; |
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47 |
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48 if (nargs > 2) |
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49 print_usage (); |
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50 endif |
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51 |
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52 if (nargin == 1 && nargout > 0 && isfigure (varargin{1})) |
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53 error ("pan_object_handle = pan (hfig): not implemented"); |
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54 endif |
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55 |
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56 if (nargs == 2) |
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57 hfig = varargin{1}; |
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58 if (isfigure (hfig)) |
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59 varargin(1) = []; |
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60 nargs--; |
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61 else |
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62 error ("pan: expecting figure handle as first argument"); |
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63 endif |
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64 endif |
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65 |
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66 if (isnan (hfig)) |
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67 hfig = gcf (); |
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68 endif |
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69 |
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70 if (nargs == 0) |
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71 pm = get (hfig, "__pan_mode__"); |
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72 if (strcmp (pm.Enable, "on")) |
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73 pm.Enable = "off"; |
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74 else |
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75 pm.Enable = "on"; |
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76 endif |
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77 set (hfig, "__pan_mode__", pm); |
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78 update_mouse_mode (hfig, pm.Enable); |
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79 elseif (nargs == 1) |
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80 arg = varargin{1}; |
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81 if (ischar (arg)) |
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82 switch (arg) |
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83 case {"on", "off", "xon", "yon"} |
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84 pm = get (hfig, "__pan_mode__"); |
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85 switch (arg) |
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86 case {"on", "off"} |
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87 pm.Enable = arg; |
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88 pm.Motion = "both"; |
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89 case "xon" |
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90 pm.Enable = "on"; |
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91 pm.Motion = "horizontal"; |
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92 case "yon" |
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93 pm.Enable = "on"; |
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94 pm.Motion = "vertical"; |
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95 endswitch |
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96 set (hfig, "__pan_mode__", pm); |
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97 update_mouse_mode (hfig, arg); |
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98 otherwise |
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99 error ("pan: unrecognized option '%s'", arg); |
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100 endswitch |
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101 else |
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102 error ("pan: wrong type argument '%s'", class (arg)); |
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103 endif |
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104 endif |
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105 |
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106 endfunction |
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107 |
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108 function update_mouse_mode (hfig, arg) |
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109 if (strcmp (arg, "off")) |
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110 set (hfig, "__mouse_mode__", "none"); |
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111 else |
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112 ## FIXME: Is there a better way other than calling these |
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113 ## functions to set the other mouse mode Enable fields to |
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114 ## "off"? |
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John W. Eaton <jwe@octave.org>
parents:
19731
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115 rotate3d ("off"); |
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John W. Eaton <jwe@octave.org>
parents:
19731
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changeset
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116 zoom ("off"); |
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John W. Eaton <jwe@octave.org>
parents:
19731
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117 set (hfig, "__mouse_mode__", "pan"); |
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John W. Eaton <jwe@octave.org>
parents:
19731
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118 endif |
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make pan, rotate3d, and zoom properly toggle state
John W. Eaton <jwe@octave.org>
parents:
19731
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119 endfunction |