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annotate src/ov-ch-mat.cc @ 14393:ba4d6343524b stable release-3-6-1

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Version 3.6.1 released. * configure.ac (AC_INIT): Version is now 3.6.1. (OCTAVE_RELEASE_DATE): Release date is now 2012-02-22.
author John W. Eaton <jwe@octave.org>
date Wed, 22 Feb 2012 14:39:41 -0500
parents 72c96de7a403
children 29aabe9b37a2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 1996-2012 John W. Eaton
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4 Copyright (C) 2009-2010 VZLU Prague
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5
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6 This file is part of Octave.
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7
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8 Octave is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 3 of the License, or (at your
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11 option) any later version.
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12
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13 Octave is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with Octave; see the file COPYING. If not, see
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20 <http://www.gnu.org/licenses/>.
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21
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22 */
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23
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24 #ifdef HAVE_CONFIG_H
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25 #include <config.h>
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26 #endif
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27
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28 #include <cctype>
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29 #include <iostream>
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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-base.h"
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35 #include "ov-base-mat.h"
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36 #include "ov-base-mat.cc"
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37 #include "ov-ch-mat.h"
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38 #include "gripes.h"
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39 #include "pr-output.h"
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40
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41 template class octave_base_matrix<charNDArray>;
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42
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43 idx_vector
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44 octave_char_matrix::index_vector (void) const
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45 {
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46 const char *p = matrix.data ();
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47 if (numel () == 1 && *p == ':')
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48 return idx_vector (':');
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49 else
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50 return idx_vector (array_value (true));
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51 }
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52
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53 double
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54 octave_char_matrix::double_value (bool) const
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55 {
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56 double retval = lo_ieee_nan_value ();
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57
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58 if (rows () > 0 && columns () > 0)
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59 {
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60 gripe_implicit_conversion ("Octave:array-as-scalar",
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61 "character matrix", "real scalar");
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62
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63 retval = static_cast<unsigned char> (matrix (0, 0));
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64 }
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65 else
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66 gripe_invalid_conversion ("character matrix", "real scalar");
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67
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68 return retval;
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69 }
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71 float
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72 octave_char_matrix::float_value (bool) const
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73 {
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74 float retval = lo_ieee_float_nan_value ();
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75
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76 if (rows () > 0 && columns () > 0)
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77 {
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78 gripe_implicit_conversion ("Octave:array-as-scalar",
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79 "character matrix", "real scalar");
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80
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81 retval = static_cast<unsigned char> (matrix (0, 0));
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82 }
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83 else
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84 gripe_invalid_conversion ("character matrix", "real scalar");
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85
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86 return retval;
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87 }
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88
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89 Complex
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90 octave_char_matrix::complex_value (bool) const
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91 {
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92 double tmp = lo_ieee_nan_value ();
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93
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94 Complex retval (tmp, tmp);
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95
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96 if (rows () > 0 && columns () > 0)
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97 {
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98 gripe_implicit_conversion ("Octave:array-as-scalar",
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99 "character matrix", "complex scalar");
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100
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101 retval = static_cast<unsigned char> (matrix (0, 0));
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102 }
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103 else
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104 gripe_invalid_conversion ("character matrix", "complex scalar");
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105
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106 return retval;
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107 }
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108
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109 FloatComplex
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110 octave_char_matrix::float_complex_value (bool) const
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111 {
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112 float tmp = lo_ieee_float_nan_value ();
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113
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114 FloatComplex retval (tmp, tmp);
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115
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116 if (rows () > 0 && columns () > 0)
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117 {
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118 gripe_implicit_conversion ("Octave:array-as-scalar",
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119 "character matrix", "complex scalar");
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120
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121 retval = static_cast<unsigned char> (matrix (0, 0));
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122 }
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123 else
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124 gripe_invalid_conversion ("character matrix", "complex scalar");
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125
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126 return retval;
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127 }
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128
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129 void
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130 octave_char_matrix::print_raw (std::ostream& os,
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131 bool pr_as_read_syntax) const
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132 {
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133 octave_print_internal (os, matrix, pr_as_read_syntax,
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134 current_print_indent_level ());
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135 }
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136
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137 mxArray *
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138 octave_char_matrix::as_mxArray (void) const
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139 {
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140 mxArray *retval = new mxArray (mxCHAR_CLASS, dims (), mxREAL);
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141
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142 mxChar *pr = static_cast<mxChar *> (retval->get_data ());
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143
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144 mwSize nel = numel ();
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145
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146 const char *p = matrix.data ();
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147
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148 for (mwIndex i = 0; i < nel; i++)
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149 pr[i] = p[i];
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150
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151 return retval;
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152 }
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153
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154 // The C++ standard guarantees cctype defines functions, not macros (and hence macros *CAN'T*
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155 // be defined if only cctype is included)
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156 // so there's no need to f*ck around. The exceptions are isascii and toascii,
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157 // which are not C++.
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158 // Oddly enough, all those character functions are int (*) (int), even
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159 // in C++. Wicked!
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160 static inline int xisascii (int c)
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161 { return isascii (c); }
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162
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163 static inline int xtoascii (int c)
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164 { return toascii (c); }
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165
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166 octave_value
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167 octave_char_matrix::map (unary_mapper_t umap) const
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168 {
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169 switch (umap)
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170 {
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171 #define STRING_MAPPER(UMAP,FCN,TYPE) \
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172 case umap_ ## UMAP: \
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173 return octave_value (matrix.map<TYPE, int (&) (int)> (FCN))
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174
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175 STRING_MAPPER (xisalnum, std::isalnum, bool);
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176 STRING_MAPPER (xisalpha, std::isalpha, bool);
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177 STRING_MAPPER (xisascii, xisascii, bool);
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178 STRING_MAPPER (xiscntrl, std::iscntrl, bool);
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179 STRING_MAPPER (xisdigit, std::isdigit, bool);
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180 STRING_MAPPER (xisgraph, std::isgraph, bool);
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181 STRING_MAPPER (xislower, std::islower, bool);
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182 STRING_MAPPER (xisprint, std::isprint, bool);
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183 STRING_MAPPER (xispunct, std::ispunct, bool);
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184 STRING_MAPPER (xisspace, std::isspace, bool);
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185 STRING_MAPPER (xisupper, std::isupper, bool);
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186 STRING_MAPPER (xisxdigit, std::isxdigit, bool);
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187 STRING_MAPPER (xtoascii, xtoascii, double);
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188 STRING_MAPPER (xtolower, std::tolower, char);
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189 STRING_MAPPER (xtoupper, std::toupper, char);
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190
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191 default:
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192 {
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193 octave_matrix m (array_value (true));
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194 return m.map (umap);
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195 }
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196 }
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197 }