Mercurial > hg > octave-lyh
annotate scripts/plot/ancestor.m @ 11434:1f54ee6760b5
legend.m: Only one legend per axes (bug 32022)
| author | Ben Abbott <bpabbott@mac.com> |
|---|---|
| date | Sun, 02 Jan 2011 21:11:24 -0500 |
| parents | be55736a0783 |
| children | fd0a3ac60b0e |
| rev | line source |
|---|---|
| 9245 | 1 ## Copyright (C) 2007, 2008, 2009 Michael Goffioul |
| 6851 | 2 ## |
| 7016 | 3 ## This file is part of Octave. |
| 6851 | 4 ## |
| 7016 | 5 ## Octave is free software; you can redistribute it and/or modify it |
| 6 ## under the terms of the GNU General Public License as published by | |
| 7 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 8 ## your option) any later version. | |
| 9 ## | |
| 10 ## Octave is distributed in the hope that it will be useful, but | |
| 11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 ## General Public License for more details. | |
| 6851 | 14 ## |
| 15 ## You should have received a copy of the GNU General Public License | |
| 7016 | 16 ## along with Octave; see the file COPYING. If not, see |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 6851 | 18 |
| 19 ## -*- texinfo -*- | |
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Grammarcheck the documentation from m-files.
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20 ## @deftypefn {Function File} {@var{parent} =} ancestor (@var{h}, @var{type}) |
| 6851 | 21 ## @deftypefnx {Function File} {@var{parent} =} ancestor (@var{h}, @var{type}, 'toplevel') |
| 22 ## Return the first ancestor of handle object @var{h} whose type matches | |
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23 ## @var{type}, where @var{type} is a character string. If @var{type} is a |
| 6851 | 24 ## cell array of strings, return the first parent whose type matches |
| 25 ## any of the given type strings. | |
| 26 ## | |
| 27 ## If the handle object @var{h} is of type @var{type}, return @var{h}. | |
| 28 ## | |
| 29 ## If @code{"toplevel"} is given as a 3rd argument, return the highest | |
| 30 ## parent in the object hierarchy that matches the condition, instead | |
| 31 ## of the first (nearest) one. | |
| 32 ## @seealso{get, set} | |
| 33 ## @end deftypefn | |
| 34 | |
| 35 function p = ancestor (h, type, toplevel) | |
| 36 | |
| 37 if (nargin == 2 || nargin == 3) | |
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ancestor.m: Support vectors of handles.
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38 p = cell (numel (h), 1); |
| 6851 | 39 if (ischar (type)) |
| 40 type = { type }; | |
| 41 endif | |
| 42 if (iscellstr (type)) | |
| 43 look_first = true; | |
| 44 if (nargin == 3) | |
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45 if (ischar (toplevel) && strcmpi (toplevel, "toplevel")) |
| 6851 | 46 look_first = false; |
| 47 else | |
| 48 error ("ancestor: third argument must be \"toplevel\""); | |
| 49 endif | |
| 50 endif | |
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51 h = num2cell (h); |
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52 for nh = 1:numel(h) |
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53 while (true) |
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54 if (isempty (h{nh}) || ! ishandle (h{nh})) |
| 6851 | 55 break; |
| 56 endif | |
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57 if (any (strcmpi (get (h{nh}, "type"), type))) |
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58 p{nh} = h{nh}; |
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parents:
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59 if (look_first) |
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60 break; |
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61 endif |
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62 endif |
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63 h{nh} = get (h{nh}, "Parent"); |
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64 endwhile |
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65 endfor |
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66 if (nh == 1) |
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67 p = p{1}; |
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68 endif |
| 6851 | 69 else |
| 70 error ("ancestor: second argument must be a string or cell array of strings"); | |
| 71 endif | |
| 72 else | |
| 73 print_usage (); | |
| 74 endif | |
| 75 | |
| 76 endfunction |