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1 /* |
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2 |
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2847
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3 Copyright (C) 1996, 1997 John W. Eaton |
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2376
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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__) && defined (USE_PRAGMA_INTERFACE_IMPLEMENTATION) |
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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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4254
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31 #include <climits> |
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32 |
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3503
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33 #include <iostream> |
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2901
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34 |
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2376
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35 #include "lo-ieee.h" |
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36 |
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37 #include "gripes.h" |
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38 #include "oct-map.h" |
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2974
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39 #include "oct-obj.h" |
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2979
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40 #include "oct-lvalue.h" |
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3340
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41 #include "oct-stream.h" |
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42 #include "ops.h" |
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43 #include "ov-base.h" |
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3928
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44 #include "ov-cell.h" |
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45 #include "ov-ch-mat.h" |
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46 #include "ov-complex.h" |
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47 #include "ov-cx-mat.h" |
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3928
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48 #include "ov-list.h" |
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49 #include "ov-range.h" |
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50 #include "ov-re-mat.h" |
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51 #include "ov-scalar.h" |
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52 #include "ov-str-mat.h" |
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4643
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53 #include "ov-streamoff.h" |
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4343
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54 #include "ov-fcn-handle.h" |
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2948
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55 #include "variables.h" |
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56 |
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4612
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57 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_base_value, |
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58 "<unknown type>", "unknown"); |
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59 |
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60 octave_value |
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4532
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61 octave_base_value::squeeze (void) const |
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62 { |
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63 std::string nm = type_name (); |
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64 error ("squeeze: invalid operation for %s type", nm.c_str ()); |
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65 return octave_value (); |
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66 } |
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67 |
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68 octave_value |
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4247
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69 octave_base_value::subsref (const std::string&, |
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4219
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70 const std::list<octave_value_list>&) |
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3933
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71 { |
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72 std::string nm = type_name (); |
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73 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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74 return octave_value (); |
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75 } |
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76 |
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77 octave_value_list |
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4247
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78 octave_base_value::subsref (const std::string&, |
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4219
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79 const std::list<octave_value_list>&, int) |
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3933
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80 { |
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81 std::string nm = type_name (); |
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82 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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83 return octave_value (); |
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84 } |
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85 |
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86 octave_value |
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87 octave_base_value::do_index_op (const octave_value_list&, int) |
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2974
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88 { |
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89 std::string nm = type_name (); |
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90 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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91 return octave_value (); |
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92 } |
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93 |
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94 octave_value_list |
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3544
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95 octave_base_value::do_multi_index_op (int, const octave_value_list&) |
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96 { |
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97 std::string nm = type_name (); |
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98 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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99 return octave_value (); |
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100 } |
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101 |
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102 idx_vector |
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103 octave_base_value::index_vector (void) const |
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104 { |
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105 std::string nm = type_name (); |
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106 error ("%s type invalid as index value", nm.c_str ()); |
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107 return idx_vector (); |
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108 } |
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109 |
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110 octave_value |
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111 octave_base_value::subsasgn (const std::string& type, |
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112 const std::list<octave_value_list>& idx, |
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113 const octave_value& rhs) |
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114 { |
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3933
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115 octave_value retval; |
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116 |
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3933
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117 if (is_defined ()) |
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118 { |
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4139
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119 if (is_numeric_type ()) |
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120 { |
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121 switch (type[0]) |
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122 { |
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123 case '(': |
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124 { |
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125 if (type.length () == 1) |
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126 retval = numeric_assign (type, idx, rhs); |
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127 else if (is_empty ()) |
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128 { |
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129 // Allow conversion of empty matrix to some other |
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130 // type in cases like |
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131 // |
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132 // x = []; x(i).f = rhs |
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133 |
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134 octave_value tmp = octave_value::empty_conv (type, rhs); |
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135 |
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136 retval = tmp.subsasgn (type, idx, rhs); |
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137 } |
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4139
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138 else |
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139 { |
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140 std::string nm = type_name (); |
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141 error ("in indexed assignment of %s, last rhs index must be ()", |
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142 nm.c_str ()); |
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143 } |
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144 } |
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145 break; |
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146 |
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147 case '{': |
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148 case '.': |
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149 { |
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150 std::string nm = type_name (); |
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151 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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152 } |
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153 break; |
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154 |
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155 default: |
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156 panic_impossible (); |
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157 } |
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158 } |
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159 else |
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160 { |
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161 std::string nm = type_name (); |
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162 error ("can't perform indexed assignment for %s type", nm.c_str ()); |
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163 } |
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3933
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164 } |
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165 else |
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166 { |
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167 // Create new object of appropriate type for given index and rhs |
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168 // types and then call subsasgn again for that object. |
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169 |
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170 octave_value tmp = octave_value::empty_conv (type, rhs); |
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171 |
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172 retval = tmp.subsasgn (type, idx, rhs); |
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173 } |
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174 |
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175 return retval; |
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176 } |
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177 |
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178 octave_value |
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4567
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179 octave_base_value::reshape (const dim_vector&) const |
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180 { |
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181 gripe_wrong_type_arg ("octave_base_value::reshape ()", type_name ()); |
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182 return octave_value (); |
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183 } |
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184 |
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185 octave_value |
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4593
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186 octave_base_value::permute (const Array<int>&, bool) const |
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187 { |
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188 gripe_wrong_type_arg ("octave_base_value::permute ()", type_name ()); |
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189 return octave_value (); |
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190 } |
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191 |
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192 octave_value |
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4457
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193 octave_base_value::convert_to_str_internal (bool, bool) const |
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194 { |
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4452
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195 gripe_wrong_type_arg ("octave_base_value::convert_to_str_internal ()", |
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196 type_name ()); |
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197 return octave_value (); |
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198 } |
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199 |
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200 void |
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201 octave_base_value::convert_to_row_or_column_vector (void) |
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202 { |
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203 gripe_wrong_type_arg |
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204 ("octave_base_value::convert_to_row_or_column_vector ()", |
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205 type_name ()); |
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206 } |
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207 |
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208 void |
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3523
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209 octave_base_value::print (std::ostream&, bool) const |
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210 { |
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3195
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211 gripe_wrong_type_arg ("octave_base_value::print ()", type_name ()); |
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212 } |
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213 |
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2901
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214 void |
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3523
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215 octave_base_value::print_raw (std::ostream&, bool) const |
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216 { |
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3195
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217 gripe_wrong_type_arg ("octave_base_value::print_raw ()", type_name ()); |
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218 } |
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219 |
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220 bool |
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221 octave_base_value::print_name_tag (std::ostream& os, const std::string& name) const |
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222 { |
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4604
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223 bool retval = false; |
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224 |
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2901
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225 indent (os); |
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226 |
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227 if (print_as_scalar ()) |
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228 os << name << " = "; |
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229 else |
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230 { |
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231 os << name << " ="; |
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232 newline (os); |
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233 newline (os); |
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234 retval = true; |
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235 } |
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236 |
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237 return retval; |
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2901
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238 } |
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239 |
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3933
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240 void |
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241 octave_base_value::print_info (std::ostream& os, |
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242 const std::string& prefix) const |
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243 { |
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244 os << "no info for type: " << type_name () << "\n"; |
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245 } |
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246 |
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4254
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247 #define INT_CONV_METHOD(T, F, MIN_LIMIT, MAX_LIMIT) \ |
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248 T \ |
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249 octave_base_value::F ## _value (bool require_int, bool frc_str_conv) const \ |
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250 { \ |
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251 T retval = 0; \ |
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252 \ |
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253 double d = double_value (frc_str_conv); \ |
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254 \ |
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255 if (! error_state) \ |
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256 { \ |
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257 if (require_int && D_NINT (d) != d) \ |
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258 error ("conversion of %g to " #T " value failed", d); \ |
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259 else if (d < MIN_LIMIT || d > MAX_LIMIT) \ |
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260 error ("conversion of %g to short int out of range (%d, %d)", \ |
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261 d, MIN_LIMIT, MAX_LIMIT); \ |
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262 else \ |
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263 retval = static_cast<T> (d); \ |
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264 } \ |
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265 else \ |
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266 gripe_wrong_type_arg ("octave_base_value::" #F "_value ()", \ |
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267 type_name ()); \ |
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268 \ |
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269 return retval; \ |
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270 } |
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3202
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271 |
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4254
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272 INT_CONV_METHOD (short int, short, SHRT_MIN, SHRT_MAX) |
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273 INT_CONV_METHOD (unsigned short int, ushort, 0, USHRT_MAX) |
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3202
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274 |
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4254
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275 INT_CONV_METHOD (int, int, INT_MIN, INT_MAX) |
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276 INT_CONV_METHOD (unsigned int, uint, 0, UINT_MAX) |
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3202
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277 |
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4254
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278 INT_CONV_METHOD (long int, long, LONG_MIN, LONG_MAX) |
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279 INT_CONV_METHOD (unsigned long int, ulong, 0, ULONG_MAX) |
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3202
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280 |
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281 int |
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282 octave_base_value::nint_value (bool frc_str_conv) const |
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283 { |
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284 int retval = 0; |
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285 |
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286 double d = double_value (frc_str_conv); |
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287 |
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288 if (! error_state) |
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289 { |
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290 if (xisnan (d)) |
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291 { |
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292 error ("conversion of NaN to integer value failed"); |
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293 return retval; |
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294 } |
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295 |
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296 retval = NINT (d); |
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297 } |
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298 else |
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299 gripe_wrong_type_arg ("octave_base_value::nint_value ()", type_name ()); |
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300 |
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301 return retval; |
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302 } |
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303 |
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2376
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304 double |
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305 octave_base_value::double_value (bool) const |
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306 { |
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4102
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307 double retval = lo_ieee_nan_value (); |
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2376
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308 gripe_wrong_type_arg ("octave_base_value::double_value ()", type_name ()); |
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309 return retval; |
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310 } |
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311 |
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3351
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312 Cell |
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3539
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313 octave_base_value::cell_value () const |
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3351
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314 { |
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315 Cell retval; |
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316 gripe_wrong_type_arg ("octave_base_value::cell_value()", type_name ()); |
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317 return retval; |
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318 } |
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319 |
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2376
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320 Matrix |
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321 octave_base_value::matrix_value (bool) const |
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322 { |
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323 Matrix retval; |
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324 gripe_wrong_type_arg ("octave_base_value::matrix_value()", type_name ()); |
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325 return retval; |
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326 } |
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327 |
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4507
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328 NDArray |
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4550
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329 octave_base_value::array_value (bool) const |
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4505
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330 { |
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4507
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331 NDArray retval; |
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4550
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332 gripe_wrong_type_arg ("octave_base_value::array_value()", type_name ()); |
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4505
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333 return retval; |
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334 } |
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335 |
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2376
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336 Complex |
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337 octave_base_value::complex_value (bool) const |
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338 { |
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4102
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339 double tmp = lo_ieee_nan_value (); |
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340 Complex retval (tmp, tmp); |
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2376
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341 gripe_wrong_type_arg ("octave_base_value::complex_value()", type_name ()); |
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342 return retval; |
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343 } |
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344 |
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345 ComplexMatrix |
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346 octave_base_value::complex_matrix_value (bool) const |
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347 { |
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348 ComplexMatrix retval; |
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349 gripe_wrong_type_arg ("octave_base_value::complex_matrix_value()", |
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350 type_name ()); |
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351 return retval; |
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352 } |
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353 |
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4550
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354 ComplexNDArray |
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355 octave_base_value::complex_array_value (bool) const |
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356 { |
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357 ComplexNDArray retval; |
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358 gripe_wrong_type_arg ("octave_base_value::complex_array_value()", |
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359 type_name ()); |
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360 return retval; |
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361 } |
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362 |
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363 bool |
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364 octave_base_value::bool_value (void) const |
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365 { |
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366 bool retval = false; |
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367 gripe_wrong_type_arg ("octave_base_value::bool_value()", type_name ()); |
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368 return retval; |
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369 } |
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370 |
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371 boolMatrix |
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372 octave_base_value::bool_matrix_value (void) const |
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373 { |
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374 boolMatrix retval; |
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375 gripe_wrong_type_arg ("octave_base_value::bool_matrix_value()", |
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376 type_name ()); |
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377 return retval; |
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378 } |
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379 |
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380 boolNDArray |
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4580
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381 octave_base_value::bool_array_value (void) const |
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4550
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382 { |
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383 boolNDArray retval; |
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384 gripe_wrong_type_arg ("octave_base_value::bool_array_value()", |
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385 type_name ()); |
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386 return retval; |
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387 } |
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388 |
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2376
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389 charMatrix |
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390 octave_base_value::char_matrix_value (bool) const |
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391 { |
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392 charMatrix retval; |
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4257
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393 |
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4452
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394 octave_value tmp = convert_to_str (); |
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4257
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395 |
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4452
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396 if (! error_state) |
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397 retval = tmp.char_matrix_value (); |
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398 |
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2376
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399 return retval; |
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400 } |
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401 |
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4550
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402 charNDArray |
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403 octave_base_value::char_array_value (bool) const |
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404 { |
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405 charNDArray retval; |
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406 gripe_wrong_type_arg ("octave_base_value::char_array_value()", |
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407 type_name ()); |
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408 return retval; |
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409 } |
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410 |
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2493
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411 string_vector |
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4457
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412 octave_base_value::all_strings (bool pad, bool force) const |
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2376
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413 { |
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2493
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414 string_vector retval; |
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4257
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415 |
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4457
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416 octave_value tmp = convert_to_str (pad, force); |
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4257
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417 |
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4452
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418 if (! error_state) |
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419 retval = tmp.all_strings (); |
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4257
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420 |
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2376
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421 return retval; |
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422 } |
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423 |
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3536
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424 std::string |
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4457
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425 octave_base_value::string_value (bool force) const |
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2376
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426 { |
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3523
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427 std::string retval; |
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4257
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428 |
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4457
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429 octave_value tmp = convert_to_str (force); |
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4257
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430 |
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4452
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431 if (! error_state) |
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432 retval = tmp.string_value (); |
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4257
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433 |
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2376
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434 return retval; |
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435 } |
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436 |
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437 Range |
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438 octave_base_value::range_value (void) const |
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439 { |
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440 Range retval; |
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441 gripe_wrong_type_arg ("octave_base_value::range_value()", type_name ()); |
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442 return retval; |
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443 } |
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444 |
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445 Octave_map |
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446 octave_base_value::map_value (void) const |
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447 { |
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448 Octave_map retval; |
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449 gripe_wrong_type_arg ("octave_base_value::map_value()", type_name ()); |
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450 return retval; |
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451 } |
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452 |
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3933
|
453 string_vector |
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454 octave_base_value::map_keys (void) const |
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455 { |
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456 string_vector retval; |
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457 gripe_wrong_type_arg ("octave_base_value::map_keys()", type_name ()); |
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458 return retval; |
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459 } |
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460 |
|
3340
|
461 octave_stream |
|
2901
|
462 octave_base_value::stream_value (void) const |
|
|
463 { |
|
3340
|
464 octave_stream retval; |
|
2901
|
465 gripe_wrong_type_arg ("octave_base_value::stream_value()", type_name ()); |
|
|
466 return retval; |
|
|
467 } |
|
|
468 |
|
4645
|
469 std::streamoff |
|
4643
|
470 octave_base_value::streamoff_value (void) const |
|
|
471 { |
|
4645
|
472 std::streamoff retval; |
|
|
473 gripe_wrong_type_arg ("octave_base_value::streamoff_value()", type_name ()); |
|
|
474 return retval; |
|
|
475 } |
|
|
476 |
|
|
477 streamoff_array |
|
|
478 octave_base_value::streamoff_array_value (void) const |
|
|
479 { |
|
4643
|
480 streamoff_array retval; |
|
4645
|
481 gripe_wrong_type_arg ("octave_base_value::streamoff_array_value()", |
|
|
482 type_name ()); |
|
4643
|
483 return retval; |
|
|
484 } |
|
|
485 |
|
2901
|
486 int |
|
|
487 octave_base_value::stream_number (void) const |
|
|
488 { |
|
|
489 int retval = -1; |
|
|
490 gripe_wrong_type_arg ("octave_base_value::stream_number()", type_name ()); |
|
|
491 return retval; |
|
|
492 } |
|
|
493 |
|
2974
|
494 octave_function * |
|
|
495 octave_base_value::function_value (bool silent) |
|
|
496 { |
|
|
497 octave_function *retval = 0; |
|
|
498 |
|
|
499 if (! silent) |
|
|
500 gripe_wrong_type_arg ("octave_base_value::function_value()", |
|
|
501 type_name ()); |
|
|
502 return retval; |
|
|
503 } |
|
|
504 |
|
4346
|
505 octave_fcn_handle * |
|
4343
|
506 octave_base_value::fcn_handle_value (bool silent) |
|
|
507 { |
|
4346
|
508 octave_fcn_handle *retval = 0; |
|
4343
|
509 |
|
|
510 if (! silent) |
|
|
511 gripe_wrong_type_arg ("octave_base_value::fcn_handle_value()", |
|
|
512 type_name ()); |
|
|
513 return retval; |
|
|
514 } |
|
|
515 |
|
2882
|
516 octave_value_list |
|
|
517 octave_base_value::list_value (void) const |
|
|
518 { |
|
|
519 octave_value_list retval; |
|
|
520 gripe_wrong_type_arg ("octave_base_value::list_value()", type_name ()); |
|
|
521 return retval; |
|
|
522 } |
|
|
523 |
|
3203
|
524 CONVDECLX (matrix_conv) |
|
2376
|
525 { |
|
|
526 return new octave_matrix (); |
|
|
527 } |
|
|
528 |
|
3203
|
529 CONVDECLX (complex_matrix_conv) |
|
2376
|
530 { |
|
|
531 return new octave_complex_matrix (); |
|
|
532 } |
|
|
533 |
|
3203
|
534 CONVDECLX (string_conv) |
|
2376
|
535 { |
|
|
536 return new octave_char_matrix_str (); |
|
|
537 } |
|
|
538 |
|
3928
|
539 CONVDECLX (cell_conv) |
|
|
540 { |
|
|
541 return new octave_cell (); |
|
|
542 } |
|
|
543 |
|
2376
|
544 void |
|
|
545 install_base_type_conversions (void) |
|
|
546 { |
|
|
547 INSTALL_ASSIGNCONV (octave_base_value, octave_scalar, octave_matrix); |
|
|
548 INSTALL_ASSIGNCONV (octave_base_value, octave_matrix, octave_matrix); |
|
|
549 INSTALL_ASSIGNCONV (octave_base_value, octave_complex, octave_complex_matrix); |
|
|
550 INSTALL_ASSIGNCONV (octave_base_value, octave_complex_matrix, octave_complex_matrix); |
|
|
551 INSTALL_ASSIGNCONV (octave_base_value, octave_range, octave_matrix); |
|
|
552 INSTALL_ASSIGNCONV (octave_base_value, octave_char_matrix_str, octave_char_matrix_str); |
|
3928
|
553 INSTALL_ASSIGNCONV (octave_base_value, octave_cell, octave_cell); |
|
2376
|
554 |
|
|
555 INSTALL_WIDENOP (octave_base_value, octave_matrix, matrix_conv); |
|
|
556 INSTALL_WIDENOP (octave_base_value, octave_complex_matrix, complex_matrix_conv); |
|
|
557 INSTALL_WIDENOP (octave_base_value, octave_char_matrix_str, string_conv); |
|
3928
|
558 INSTALL_WIDENOP (octave_base_value, octave_cell, cell_conv); |
|
2376
|
559 } |
|
|
560 |
|
|
561 /* |
|
|
562 ;;; Local Variables: *** |
|
|
563 ;;; mode: C++ *** |
|
|
564 ;;; End: *** |
|
|
565 */ |
