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1 # Copyright (C) 1996 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 the |
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7 # Free Software Foundation; either version 2, or (at your option) any |
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8 # later version. |
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9 # |
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10 # Octave is distributed in the hope that it will be useful, but WITHOUT |
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11 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 # 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, 59 Temple Place - Suite 330, Boston, MA |
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18 # 02111-1307, USA. |
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19 |
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20 function plot_border (...) |
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21 |
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22 # usage: plot_border (...) |
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23 # |
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24 # NOTE: this will work only with gnuplot installed with |
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25 # multiplot patch |
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26 # |
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27 # Multiple arguments allowed to specify the sides on which the border |
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28 # is shown. allowed strings: |
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29 # |
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30 # allowed input strings: |
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31 # |
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32 # "blank", "BLANK", "b", "B", ---> No borders displayed |
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33 # "all", "ALL", "a", "A", ---> All borders displayed |
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34 # "north", "NORTH", "n", "N", ---> North Border |
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35 # "south", "SOUTH", "s", "S", ---> South Border |
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36 # "east", "EAST", "e", "E", ---> East Border |
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37 # "west", "WEST", "w", "W", ---> West Border |
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38 # |
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39 # Without any arguments, turns borders off. |
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40 |
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41 # Written by Vinayak Dutt, Dutt.Vinayak@mayo.EDU 3 Jul 95 |
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42 |
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43 south = 0; |
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44 west = 0; |
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45 north = 0; |
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46 east = 0; |
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47 all = 0; |
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48 none = 1; |
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49 |
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50 va_start (); |
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51 |
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52 while (nargin--) |
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53 |
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54 arg = va_arg (); |
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55 |
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56 if (! isstr (arg)) |
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57 error ("plot_border: input not a string"); |
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58 endif |
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59 |
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60 # The effect of the arguments in cumulative. If something is found |
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61 # after "b", do that and ignore "b". |
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62 |
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63 if (strcmp (arg, "blank") || strcmp (arg, "BLANK") |
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64 || strcmp (arg, "b") || strcmp (arg, "B")) |
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65 none = 1; |
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66 else |
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67 none = 0; |
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68 if (strcmp (arg, "south") || strcmp (arg, "SOUTH") |
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69 || strcmp (arg, "s") || strcmp (arg, "S")) |
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70 south = 1; |
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71 elseif (strcmp (arg, "west") || strcmp (arg, "WEST") |
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72 || strcmp (arg, "w") || strcmp (arg, "W")) |
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73 west = 2; |
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74 elseif (strcmp (arg, "north") || strcmp (arg, "NORTH") |
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75 || strcmp (arg, "n") || strcmp (arg, "N")) |
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76 north = 4; |
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77 elseif (strcmp (arg, "east") || strcmp (arg, "EAST") |
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78 || strcmp (arg, "e") || strcmp (arg, "E")) |
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79 east = 8; |
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80 elseif (strcmp (arg, "all") || strcmp (arg, "ALL") |
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81 || strcmp (arg, "a") || strcmp (arg, "A")) |
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82 all = 1; |
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83 endif |
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84 endif |
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85 endwhile |
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86 |
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87 if (none) |
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88 set noborder; |
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89 else |
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90 if (all) |
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91 border = 15; |
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92 else |
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93 border = south + west + north + east; |
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94 endif |
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95 eval (sprintf ("set border %d", border)); |
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96 endif |
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97 |
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98 endfunction |
