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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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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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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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3219
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56 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_base_value, "<unknown type>"); |
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57 |
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58 octave_value |
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4532
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59 octave_base_value::squeeze (void) const |
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60 { |
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61 std::string nm = type_name (); |
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62 error ("squeeze: invalid operation for %s type", nm.c_str ()); |
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63 return octave_value (); |
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64 } |
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65 |
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66 octave_value |
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67 octave_base_value::subsref (const std::string&, |
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4219
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68 const std::list<octave_value_list>&) |
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3933
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69 { |
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70 std::string nm = type_name (); |
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71 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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72 return octave_value (); |
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73 } |
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74 |
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75 octave_value_list |
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76 octave_base_value::subsref (const std::string&, |
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4219
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77 const std::list<octave_value_list>&, int) |
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3933
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78 { |
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79 std::string nm = type_name (); |
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80 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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81 return octave_value (); |
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82 } |
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83 |
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84 octave_value |
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85 octave_base_value::do_index_op (const octave_value_list&, int) |
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86 { |
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87 std::string nm = type_name (); |
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88 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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89 return octave_value (); |
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90 } |
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91 |
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92 octave_value_list |
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3544
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93 octave_base_value::do_multi_index_op (int, const octave_value_list&) |
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94 { |
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95 std::string nm = type_name (); |
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96 error ("can't perform indexing operations for %s type", nm.c_str ()); |
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97 return octave_value (); |
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98 } |
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99 |
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100 idx_vector |
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101 octave_base_value::index_vector (void) const |
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102 { |
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103 std::string nm = type_name (); |
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104 error ("%s type invalid as index value", nm.c_str ()); |
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105 return idx_vector (); |
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106 } |
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107 |
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108 octave_value |
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109 octave_base_value::subsasgn (const std::string& type, |
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110 const std::list<octave_value_list>& idx, |
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111 const octave_value& rhs) |
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112 { |
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113 octave_value retval; |
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114 |
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3933
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115 if (is_defined ()) |
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116 { |
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4139
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117 if (is_numeric_type ()) |
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118 { |
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119 switch (type[0]) |
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120 { |
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121 case '(': |
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122 { |
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123 if (type.length () == 1) |
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124 retval = numeric_assign (type, idx, rhs); |
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125 else if (is_empty ()) |
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126 { |
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127 // Allow conversion of empty matrix to some other |
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128 // type in cases like |
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129 // |
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130 // x = []; x(i).f = rhs |
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131 |
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132 octave_value tmp = octave_value::empty_conv (type, rhs); |
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133 |
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134 retval = tmp.subsasgn (type, idx, rhs); |
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135 } |
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4139
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136 else |
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137 { |
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138 std::string nm = type_name (); |
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139 error ("in indexed assignment of %s, last rhs index must be ()", |
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140 nm.c_str ()); |
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141 } |
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142 } |
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143 break; |
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144 |
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145 case '{': |
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146 case '.': |
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147 { |
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148 std::string nm = type_name (); |
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149 error ("%s cannot be indexed with %c", nm.c_str (), type[0]); |
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150 } |
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151 break; |
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152 |
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153 default: |
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154 panic_impossible (); |
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155 } |
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156 } |
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157 else |
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158 { |
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159 std::string nm = type_name (); |
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160 error ("can't perform indexed assignment for %s type", nm.c_str ()); |
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161 } |
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3933
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162 } |
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163 else |
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164 { |
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165 // Create new object of appropriate type for given index and rhs |
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166 // types and then call subsasgn again for that object. |
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167 |
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168 octave_value tmp = octave_value::empty_conv (type, rhs); |
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169 |
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170 retval = tmp.subsasgn (type, idx, rhs); |
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171 } |
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172 |
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173 return retval; |
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174 } |
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175 |
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176 octave_value |
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177 octave_base_value::convert_to_str_internal (bool, bool) const |
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178 { |
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179 gripe_wrong_type_arg ("octave_base_value::convert_to_str_internal ()", |
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180 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 void |
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185 octave_base_value::convert_to_row_or_column_vector (void) |
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186 { |
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187 gripe_wrong_type_arg |
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188 ("octave_base_value::convert_to_row_or_column_vector ()", |
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189 type_name ()); |
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190 } |
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191 |
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192 void |
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3523
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193 octave_base_value::print (std::ostream&, bool) const |
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194 { |
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3195
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195 gripe_wrong_type_arg ("octave_base_value::print ()", type_name ()); |
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196 } |
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197 |
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2901
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198 void |
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199 octave_base_value::print_raw (std::ostream&, bool) const |
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200 { |
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3195
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201 gripe_wrong_type_arg ("octave_base_value::print_raw ()", type_name ()); |
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202 } |
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203 |
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204 bool |
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205 octave_base_value::print_name_tag (std::ostream& os, const std::string& name) const |
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206 { |
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207 indent (os); |
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208 os << name << " ="; |
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209 newline (os); |
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210 newline (os); |
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211 return true; |
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212 } |
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213 |
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3933
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214 void |
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215 octave_base_value::print_info (std::ostream& os, |
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216 const std::string& prefix) const |
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217 { |
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218 os << "no info for type: " << type_name () << "\n"; |
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219 } |
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220 |
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221 #define INT_CONV_METHOD(T, F, MIN_LIMIT, MAX_LIMIT) \ |
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222 T \ |
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223 octave_base_value::F ## _value (bool require_int, bool frc_str_conv) const \ |
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224 { \ |
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225 T retval = 0; \ |
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226 \ |
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227 double d = double_value (frc_str_conv); \ |
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228 \ |
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229 if (! error_state) \ |
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230 { \ |
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231 if (require_int && D_NINT (d) != d) \ |
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232 error ("conversion of %g to " #T " value failed", d); \ |
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233 else if (d < MIN_LIMIT || d > MAX_LIMIT) \ |
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234 error ("conversion of %g to short int out of range (%d, %d)", \ |
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235 d, MIN_LIMIT, MAX_LIMIT); \ |
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236 else \ |
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237 retval = static_cast<T> (d); \ |
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238 } \ |
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239 else \ |
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240 gripe_wrong_type_arg ("octave_base_value::" #F "_value ()", \ |
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241 type_name ()); \ |
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242 \ |
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243 return retval; \ |
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244 } |
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3202
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245 |
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246 INT_CONV_METHOD (short int, short, SHRT_MIN, SHRT_MAX) |
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247 INT_CONV_METHOD (unsigned short int, ushort, 0, USHRT_MAX) |
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3202
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248 |
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249 INT_CONV_METHOD (int, int, INT_MIN, INT_MAX) |
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250 INT_CONV_METHOD (unsigned int, uint, 0, UINT_MAX) |
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251 |
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252 INT_CONV_METHOD (long int, long, LONG_MIN, LONG_MAX) |
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253 INT_CONV_METHOD (unsigned long int, ulong, 0, ULONG_MAX) |
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3202
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254 |
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255 int |
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256 octave_base_value::nint_value (bool frc_str_conv) const |
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257 { |
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258 int retval = 0; |
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259 |
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260 double d = double_value (frc_str_conv); |
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261 |
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262 if (! error_state) |
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263 { |
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264 if (xisnan (d)) |
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265 { |
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266 error ("conversion of NaN to integer value failed"); |
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267 return retval; |
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268 } |
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269 |
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270 retval = NINT (d); |
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271 } |
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272 else |
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273 gripe_wrong_type_arg ("octave_base_value::nint_value ()", type_name ()); |
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274 |
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275 return retval; |
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276 } |
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277 |
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278 double |
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279 octave_base_value::double_value (bool) const |
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280 { |
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281 double retval = lo_ieee_nan_value (); |
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282 gripe_wrong_type_arg ("octave_base_value::double_value ()", type_name ()); |
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283 return retval; |
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284 } |
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285 |
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3351
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286 Cell |
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3539
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287 octave_base_value::cell_value () const |
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3351
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288 { |
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289 Cell retval; |
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290 gripe_wrong_type_arg ("octave_base_value::cell_value()", type_name ()); |
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291 return retval; |
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292 } |
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293 |
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294 Matrix |
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295 octave_base_value::matrix_value (bool) const |
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296 { |
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297 Matrix retval; |
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298 gripe_wrong_type_arg ("octave_base_value::matrix_value()", type_name ()); |
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299 return retval; |
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300 } |
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301 |
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4507
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302 NDArray |
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4550
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303 octave_base_value::array_value (bool) const |
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4505
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304 { |
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4507
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305 NDArray retval; |
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4550
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306 gripe_wrong_type_arg ("octave_base_value::array_value()", type_name ()); |
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4505
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307 return retval; |
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308 } |
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309 |
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310 Complex |
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311 octave_base_value::complex_value (bool) const |
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312 { |
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4102
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313 double tmp = lo_ieee_nan_value (); |
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314 Complex retval (tmp, tmp); |
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315 gripe_wrong_type_arg ("octave_base_value::complex_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 ComplexMatrix |
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320 octave_base_value::complex_matrix_value (bool) const |
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321 { |
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322 ComplexMatrix retval; |
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323 gripe_wrong_type_arg ("octave_base_value::complex_matrix_value()", |
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324 type_name ()); |
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325 return retval; |
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326 } |
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327 |
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4550
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328 ComplexNDArray |
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329 octave_base_value::complex_array_value (bool) const |
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330 { |
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331 ComplexNDArray retval; |
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332 gripe_wrong_type_arg ("octave_base_value::complex_array_value()", |
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333 type_name ()); |
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334 return retval; |
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335 } |
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336 |
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337 bool |
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338 octave_base_value::bool_value (void) const |
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339 { |
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340 bool retval = false; |
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341 gripe_wrong_type_arg ("octave_base_value::bool_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 boolMatrix |
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346 octave_base_value::bool_matrix_value (void) const |
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347 { |
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348 boolMatrix retval; |
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349 gripe_wrong_type_arg ("octave_base_value::bool_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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354 boolNDArray |
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355 octave_base_value::bool_array_value (bool) const |
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356 { |
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357 boolNDArray retval; |
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358 gripe_wrong_type_arg ("octave_base_value::bool_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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2376
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363 charMatrix |
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364 octave_base_value::char_matrix_value (bool) const |
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365 { |
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366 charMatrix retval; |
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4257
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367 |
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4452
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368 octave_value tmp = convert_to_str (); |
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4257
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369 |
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4452
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370 if (! error_state) |
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371 retval = tmp.char_matrix_value (); |
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372 |
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2376
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373 return retval; |
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374 } |
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375 |
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4550
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376 charNDArray |
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377 octave_base_value::char_array_value (bool) const |
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378 { |
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379 charNDArray retval; |
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380 gripe_wrong_type_arg ("octave_base_value::char_array_value()", |
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381 type_name ()); |
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382 return retval; |
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383 } |
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384 |
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2493
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385 string_vector |
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4457
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386 octave_base_value::all_strings (bool pad, bool force) const |
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2376
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387 { |
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2493
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388 string_vector retval; |
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4257
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389 |
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4457
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390 octave_value tmp = convert_to_str (pad, force); |
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4257
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391 |
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4452
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392 if (! error_state) |
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393 retval = tmp.all_strings (); |
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4257
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394 |
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2376
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395 return retval; |
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396 } |
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397 |
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3536
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398 std::string |
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4457
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399 octave_base_value::string_value (bool force) const |
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2376
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400 { |
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3523
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401 std::string retval; |
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4257
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402 |
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4457
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403 octave_value tmp = convert_to_str (force); |
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4257
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404 |
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4452
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405 if (! error_state) |
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406 retval = tmp.string_value (); |
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4257
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407 |
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2376
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408 return retval; |
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409 } |
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410 |
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411 Range |
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412 octave_base_value::range_value (void) const |
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413 { |
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414 Range retval; |
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415 gripe_wrong_type_arg ("octave_base_value::range_value()", type_name ()); |
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416 return retval; |
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417 } |
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418 |
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419 Octave_map |
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420 octave_base_value::map_value (void) const |
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421 { |
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422 Octave_map retval; |
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423 gripe_wrong_type_arg ("octave_base_value::map_value()", type_name ()); |
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424 return retval; |
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425 } |
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426 |
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3933
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427 string_vector |
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428 octave_base_value::map_keys (void) const |
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429 { |
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430 string_vector retval; |
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431 gripe_wrong_type_arg ("octave_base_value::map_keys()", type_name ()); |
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432 return retval; |
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433 } |
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434 |
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3340
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435 octave_stream |
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2901
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436 octave_base_value::stream_value (void) const |
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437 { |
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3340
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438 octave_stream retval; |
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2901
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439 gripe_wrong_type_arg ("octave_base_value::stream_value()", type_name ()); |
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440 return retval; |
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441 } |
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442 |
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443 int |
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444 octave_base_value::stream_number (void) const |
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445 { |
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446 int retval = -1; |
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447 gripe_wrong_type_arg ("octave_base_value::stream_number()", type_name ()); |
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448 return retval; |
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449 } |
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450 |
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2974
|
451 octave_function * |
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452 octave_base_value::function_value (bool silent) |
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453 { |
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454 octave_function *retval = 0; |
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455 |
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456 if (! silent) |
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457 gripe_wrong_type_arg ("octave_base_value::function_value()", |
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458 type_name ()); |
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459 return retval; |
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460 } |
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461 |
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4346
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462 octave_fcn_handle * |
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4343
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463 octave_base_value::fcn_handle_value (bool silent) |
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464 { |
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4346
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465 octave_fcn_handle *retval = 0; |
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4343
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466 |
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467 if (! silent) |
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468 gripe_wrong_type_arg ("octave_base_value::fcn_handle_value()", |
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469 type_name ()); |
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470 return retval; |
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471 } |
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472 |
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2882
|
473 octave_value_list |
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474 octave_base_value::list_value (void) const |
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475 { |
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476 octave_value_list retval; |
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477 gripe_wrong_type_arg ("octave_base_value::list_value()", type_name ()); |
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478 return retval; |
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479 } |
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480 |
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3203
|
481 CONVDECLX (matrix_conv) |
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2376
|
482 { |
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483 return new octave_matrix (); |
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484 } |
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485 |
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3203
|
486 CONVDECLX (complex_matrix_conv) |
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2376
|
487 { |
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|
488 return new octave_complex_matrix (); |
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489 } |
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490 |
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3203
|
491 CONVDECLX (string_conv) |
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2376
|
492 { |
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493 return new octave_char_matrix_str (); |
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494 } |
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495 |
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3928
|
496 CONVDECLX (cell_conv) |
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497 { |
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498 return new octave_cell (); |
|
|
499 } |
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|
500 |
|
2376
|
501 void |
|
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502 install_base_type_conversions (void) |
|
|
503 { |
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|
504 INSTALL_ASSIGNCONV (octave_base_value, octave_scalar, octave_matrix); |
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505 INSTALL_ASSIGNCONV (octave_base_value, octave_matrix, octave_matrix); |
|
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506 INSTALL_ASSIGNCONV (octave_base_value, octave_complex, octave_complex_matrix); |
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507 INSTALL_ASSIGNCONV (octave_base_value, octave_complex_matrix, octave_complex_matrix); |
|
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508 INSTALL_ASSIGNCONV (octave_base_value, octave_range, octave_matrix); |
|
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509 INSTALL_ASSIGNCONV (octave_base_value, octave_char_matrix_str, octave_char_matrix_str); |
|
3928
|
510 INSTALL_ASSIGNCONV (octave_base_value, octave_cell, octave_cell); |
|
2376
|
511 |
|
|
512 INSTALL_WIDENOP (octave_base_value, octave_matrix, matrix_conv); |
|
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513 INSTALL_WIDENOP (octave_base_value, octave_complex_matrix, complex_matrix_conv); |
|
|
514 INSTALL_WIDENOP (octave_base_value, octave_char_matrix_str, string_conv); |
|
3928
|
515 INSTALL_WIDENOP (octave_base_value, octave_cell, cell_conv); |
|
2376
|
516 } |
|
|
517 |
|
|
518 /* |
|
|
519 ;;; Local Variables: *** |
|
|
520 ;;; mode: C++ *** |
|
|
521 ;;; End: *** |
|
|
522 */ |
