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1 /* |
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2 |
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3 Copyright (C) 1996, 1997 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 2, or (at your option) any |
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10 later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, write to the Free |
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19 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 |
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21 */ |
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22 |
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23 #if defined (__GNUG__) |
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24 #pragma implementation |
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25 #endif |
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26 |
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27 #ifdef HAVE_CONFIG_H |
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28 #include <config.h> |
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29 #endif |
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30 |
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31 #include "lo-ieee.h" |
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32 #include "mx-base.h" |
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33 |
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34 #include "ov-ch-mat.h" |
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35 #include "gripes.h" |
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36 #include "pr-output.h" |
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37 |
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38 octave_allocator |
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39 octave_char_matrix::allocator (sizeof (octave_char_matrix)); |
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40 |
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41 int |
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42 octave_char_matrix::t_id (-1); |
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43 |
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44 const string |
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45 octave_char_matrix::t_name ("char matrix"); |
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46 |
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47 bool |
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48 octave_char_matrix::valid_as_scalar_index (void) const |
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49 { |
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50 // XXX FIXME XXX |
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51 return false; |
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52 } |
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53 |
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54 bool |
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55 octave_char_matrix::valid_as_zero_index (void) const |
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56 { |
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57 // XXX FIXME XXX |
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58 return false; |
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59 } |
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60 |
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61 bool |
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62 octave_char_matrix::is_true (void) const |
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63 { |
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64 // XXX FIXME XXX |
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65 return false; |
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66 } |
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67 |
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68 double |
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69 octave_char_matrix::double_value (bool) const |
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70 { |
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71 double retval = octave_NaN; |
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72 |
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73 if ((rows () == 1 && columns () == 1) |
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74 || (Vdo_fortran_indexing && rows () > 0 && columns () > 0)) |
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75 retval = matrix (0, 0); |
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76 else |
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77 gripe_invalid_conversion ("character matrix", "real scalar"); |
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78 |
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79 return retval; |
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80 } |
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81 |
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82 Complex |
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83 octave_char_matrix::complex_value (bool) const |
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84 { |
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85 Complex retval (octave_NaN, octave_NaN); |
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86 |
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87 if ((rows () == 1 && columns () == 1) |
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88 || (Vdo_fortran_indexing && rows () > 0 && columns () > 0)) |
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89 retval = matrix (0, 0); |
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90 else |
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91 gripe_invalid_conversion ("character matrix", "complex scalar"); |
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92 |
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93 return retval; |
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94 } |
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95 |
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96 void |
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97 octave_char_matrix::print (ostream& os, bool pr_as_read_syntax) |
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98 { |
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99 octave_print_internal (os, matrix, pr_as_read_syntax, false, struct_indent); |
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100 } |
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101 |
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102 /* |
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103 ;;; Local Variables: *** |
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104 ;;; mode: C++ *** |
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105 ;;; End: *** |
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106 */ |
