Mercurial > hg > octave-nkf
annotate scripts/plot/__fltk_ginput__.m @ 11575:d6619410e79c
Spellcheck documentation before 3.4 release.
| author | Rik <octave@nomad.inbox5.com> |
|---|---|
| date | Wed, 19 Jan 2011 21:16:13 -0800 |
| parents | fd0a3ac60b0e |
| children | c792872f8942 |
| rev | line source |
|---|---|
| 11523 | 1 ## Copyright (C) 2010-2011 Shai Ayal |
| 10517 | 2 ## |
| 3 ## This file is part of Octave. | |
| 4 ## | |
| 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. | |
| 14 ## | |
| 15 ## You should have received a copy of the GNU General Public License | |
| 16 ## along with Octave; see the file COPYING. If not, see | |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 18 | |
| 19 ## -*- texinfo -*- | |
| 20 ## @deftypefn {Function File} {[@var{x}, @var{y}, @var{buttons}] =} __fltk_ginput__ (@var{f}, @var{n}) | |
| 21 ## Undocumented internal function. | |
| 22 ## @end deftypefn | |
| 23 | |
| 24 ## This is ginput.m implementation for fltk. | |
| 25 | |
| 26 function [x, y, button] = __fltk_ginput__ (f, n = -1) | |
| 27 | |
| 28 if (isempty (get (f, "currentaxes"))) | |
| 29 error ("ginput: must have at least one axes"); | |
| 30 endif | |
| 31 | |
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__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
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32 x = y = button = []; |
| 10517 | 33 ginput_aggregator (0, 0, 0); |
| 34 | |
| 35 unwind_protect | |
| 36 | |
| 37 orig_windowbuttondownfcn = get (f, "windowbuttondownfcn"); | |
| 38 set (f, "windowbuttondownfcn", @ginput_windowbuttondownfcn); | |
| 39 | |
| 40 orig_ginput_keypressfcn = get (f, "keypressfcn"); | |
| 41 set (f, "keypressfcn", @ginput_keypressfcn); | |
| 42 | |
| 43 while (true) | |
| 44 __fltk_redraw__ (); | |
| 45 | |
| 46 ## release CPU | |
| 47 sleep (0.01); | |
| 48 | |
| 49 [x, y, n0] = ginput_aggregator (-1, 0, 0); | |
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50 if (n0 == n || n0 < 0) |
| 10517 | 51 break; |
| 52 endif | |
| 53 endwhile | |
| 54 | |
| 55 ## FIXME -- got to get the buttons somehow | |
| 56 button = ones (size (x)); | |
| 57 unwind_protect_cleanup | |
| 58 set (f, "windowbuttondownfcn", orig_windowbuttondownfcn); | |
| 59 set (f, "keypressfcn", orig_ginput_keypressfcn); | |
| 60 end_unwind_protect | |
| 61 | |
| 62 endfunction | |
| 63 | |
| 64 function [x, y, n] = ginput_aggregator (mode , xn, yn) | |
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b8585f8e11d5
__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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65 persistent x y n; |
| 10517 | 66 |
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b8585f8e11d5
__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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67 if (mode == 0) |
| 10517 | 68 x = []; |
| 69 y = []; | |
| 70 n = 0; | |
| 71 elseif (mode == 1) | |
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__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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72 x = [x; xn]; |
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b8585f8e11d5
__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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73 y = [y; yn]; |
| 10517 | 74 n += 1; |
| 75 elseif (mode == 2) | |
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11194
b8585f8e11d5
__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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76 n = -1; |
| 10517 | 77 endif |
| 78 endfunction | |
| 79 | |
| 80 function ginput_windowbuttondownfcn (src, data) | |
| 81 point = get (get (src,"currentaxes"), "currentpoint"); | |
| 82 ginput_aggregator (1, point(1,1), point(2,1)); | |
| 83 endfunction | |
| 84 | |
| 85 function ginput_keypressfcn (src, evt) | |
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b8585f8e11d5
__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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86 if (evt.Key == 10) # linefeed character |
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b8585f8e11d5
__fltk_ginput__.m: Use semicolons to prevent internal function evaluations being output to screen.
Rik <octave@nomad.inbox5.com>
parents:
11092
diff
changeset
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87 ginput_aggregator (2, 0, 0); |
| 10517 | 88 endif |
| 89 endfunction | |
| 90 |