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