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1 ## Copyright (C) 1996, 1997 John W. Eaton |
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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 2, or (at your option) |
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8 ## 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, write to the Free |
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17 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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18 ## 02110-1301, USA. |
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19 |
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20 ## -*- texinfo -*- |
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21 ## @deftypefn {Function File} {} figure (@var{n}) |
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22 ## Set the current plot window to plot window @var{n}. If @var{n} is |
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23 ## not specified, the next available window number is chosen. |
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24 ## @end deftypefn |
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25 |
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26 ## Author: jwe, Bill Denney |
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27 |
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28 function h = figure (varargin) |
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29 |
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30 nargs = nargin; |
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31 |
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32 f = []; |
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33 |
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34 if (mod (nargs, 2) == 1) |
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35 tmp = varargin{1}; |
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36 if (ishandle (tmp) && strcmp (get (tmp, "type"), "figure")) |
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37 f = tmp; |
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38 varargin(1) = []; |
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39 nargs--; |
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40 elseif (isnumeric (tmp) && tmp > 0 && round (tmp) == tmp) |
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41 f = tmp; |
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42 __uiobject_init_figure__ (f); |
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43 varargin(1) = []; |
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44 nargs--; |
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45 else |
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46 error ("figure: expecting figure handle or figure number"); |
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47 endif |
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48 endif |
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49 |
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50 if (rem (nargs, 2) == 0) |
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51 if (isempty (f)) |
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52 f = __uiobject_init_figure__ (); |
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53 endif |
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54 if (nargs > 0) |
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55 set (f, varargin{:}); |
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56 endif |
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57 __uiobject_adopt__ (0, f); |
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58 set (0, "currentfigure", f); |
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59 else |
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60 print_usage (); |
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61 endif |
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62 |
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63 if (nargout > 0) |
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64 h = f; |
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65 endif |
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66 |
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67 endfunction |
