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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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2901
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31 #include <iostream.h> |
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32 |
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33 #include "lo-ieee.h" |
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34 #include "mx-base.h" |
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35 |
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36 #include "oct-obj.h" |
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37 #include "ops.h" |
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38 #include "ov-re-mat.h" |
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39 #include "ov-str-mat.h" |
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40 #include "gripes.h" |
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41 #include "pr-output.h" |
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42 |
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2668
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43 int |
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44 octave_char_matrix_str::t_id (-1); |
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45 |
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46 const string |
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47 octave_char_matrix_str::t_name ("string"); |
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48 |
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49 static octave_value * |
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50 default_numeric_conversion_function (const octave_value& a) |
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51 { |
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52 CAST_CONV_ARG (const octave_char_matrix_str&); |
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53 |
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54 return new octave_matrix (v.matrix_value ()); |
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55 } |
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56 |
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57 type_conv_fcn |
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58 octave_char_matrix_str::numeric_conversion_function (void) const |
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59 { |
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60 return default_numeric_conversion_function; |
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61 } |
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62 |
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63 octave_value |
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64 octave_char_matrix_str::do_index_op (const octave_value_list& idx) const |
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65 { |
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66 octave_value retval; |
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67 |
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68 int len = idx.length (); |
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69 |
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70 switch (len) |
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71 { |
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72 case 2: |
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73 { |
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74 idx_vector i = idx (0).index_vector (); |
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75 idx_vector j = idx (1).index_vector (); |
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76 |
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77 retval = octave_value (charMatrix (matrix.index (i, j)), true); |
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78 } |
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79 break; |
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80 |
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81 case 1: |
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82 { |
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83 idx_vector i = idx (0).index_vector (); |
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84 |
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85 retval = octave_value (charMatrix (matrix.index (i)), true); |
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86 } |
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87 break; |
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88 |
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89 default: |
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90 error ("invalid number of indices (%d) for matrix value", len); |
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91 break; |
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92 } |
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93 |
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94 return retval; |
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95 } |
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96 |
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97 extern void assign (Array2<char>&, const Array2<char>&); |
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98 |
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99 void |
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100 octave_char_matrix_str::assign (const octave_value_list& idx, |
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101 const charMatrix& rhs) |
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102 { |
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103 int len = idx.length (); |
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104 |
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105 // XXX FIXME XXX |
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106 charMatrix tmp = rhs; |
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107 if (tmp.rows () == 1 && tmp.columns () == 0) |
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108 tmp.resize (0, 0); |
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109 |
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110 switch (len) |
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111 { |
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112 case 2: |
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113 { |
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114 idx_vector i = idx (0).index_vector (); |
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115 idx_vector j = idx (1).index_vector (); |
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116 |
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117 matrix.set_index (i); |
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118 matrix.set_index (j); |
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119 |
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120 ::assign (matrix, tmp); |
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121 } |
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122 break; |
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123 |
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124 case 1: |
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125 { |
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126 idx_vector i = idx (0).index_vector (); |
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127 |
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128 matrix.set_index (i); |
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129 |
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130 ::assign (matrix, tmp); |
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131 } |
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132 break; |
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133 |
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134 default: |
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135 error ("invalid number of indices (%d) for indexed matrix assignment", |
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136 len); |
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137 break; |
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138 } |
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139 } |
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140 |
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141 octave_value |
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142 octave_char_matrix_str::all (void) const |
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143 { |
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144 octave_value retval; |
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145 error ("octave_char_matrix_str::all(): not implemented"); |
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146 return retval; |
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147 } |
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148 |
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149 octave_value |
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150 octave_char_matrix_str::any (void) const |
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151 { |
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152 octave_value retval; |
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153 error ("octave_char_matrix_str::any(): not implemented"); |
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154 return retval; |
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155 } |
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156 |
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157 bool |
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158 octave_char_matrix_str::valid_as_scalar_index (void) const |
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159 { |
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160 bool retval = false; |
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161 error ("octave_char_matrix_str::valid_as_scalar_index(): not implemented"); |
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162 return retval; |
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163 } |
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164 bool |
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165 octave_char_matrix_str::valid_as_zero_index (void) const |
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166 { |
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167 bool retval = false; |
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168 error ("octave_char_matrix_str::valid_as_zero_index(): not implemented"); |
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169 return retval; |
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170 } |
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171 |
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172 bool |
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173 octave_char_matrix_str::is_true (void) const |
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174 { |
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175 bool retval = false; |
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176 error ("octave_char_matrix_str::is_true(): not implemented"); |
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177 return retval; |
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178 } |
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179 |
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180 Matrix |
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181 octave_char_matrix_str::matrix_value (bool force_string_conv) const |
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182 { |
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183 Matrix retval; |
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184 |
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185 int flag = force_string_conv; |
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186 |
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187 if (! flag) |
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188 flag = Vimplicit_str_to_num_ok; |
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189 |
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190 if (flag < 0) |
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191 gripe_implicit_conversion ("string", "real matrix"); |
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192 |
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193 if (flag) |
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194 retval = Matrix (matrix); |
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195 else |
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196 gripe_invalid_conversion ("string", "real matrix"); |
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197 |
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198 return retval; |
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199 } |
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200 |
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201 string_vector |
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202 octave_char_matrix_str::all_strings (void) const |
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203 { |
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204 int n = matrix.rows (); |
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205 |
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206 string_vector retval (n); |
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207 |
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208 for (int i = 0; i < n; i++) |
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209 retval[i] = matrix.row_as_string (i, true); |
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210 |
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211 return retval; |
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212 } |
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213 |
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214 string |
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215 octave_char_matrix_str::string_value (void) const |
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216 { |
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217 return matrix.row_as_string (0); // XXX FIXME??? XXX |
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218 } |
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219 |
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220 void |
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221 octave_char_matrix_str::print (ostream& os, bool pr_as_read_syntax) const |
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222 { |
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223 // indent (os); |
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224 print_raw (os, pr_as_read_syntax); |
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225 newline (os); |
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226 } |
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227 |
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228 void |
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229 octave_char_matrix_str::print_raw (ostream& os, bool pr_as_read_syntax) const |
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230 { |
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231 octave_print_internal (os, matrix, pr_as_read_syntax, true, |
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232 current_print_indent_level ()); |
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233 } |
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234 |
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235 bool |
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236 octave_char_matrix_str::print_name_tag (ostream& os, const string& name) const |
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237 { |
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238 bool retval = false; |
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239 |
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240 indent (os); |
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241 |
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242 if (rows () <= 1) |
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243 os << name << " = "; |
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244 else |
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245 { |
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246 os << name << " ="; |
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247 newline (os); |
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248 newline (os); |
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249 retval = true; |
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250 } |
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251 |
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252 return retval; |
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253 } |
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254 |
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255 /* |
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256 ;;; Local Variables: *** |
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257 ;;; mode: C++ *** |
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258 ;;; End: *** |
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259 */ |
