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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 (octave_matrix_h) |
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24 #define octave_matrix_h 1 |
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25 |
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26 #if defined (__GNUG__) |
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27 #pragma interface |
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28 #endif |
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29 |
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30 #include <cstdlib> |
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31 |
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32 #include <string> |
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33 |
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34 class ostream; |
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35 |
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36 #include "mx-base.h" |
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37 #include "oct-alloc.h" |
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38 #include "str-vec.h" |
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39 |
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40 #include "error.h" |
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41 #include "ov-base.h" |
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42 #include "ov-typeinfo.h" |
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43 |
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44 class Octave_map; |
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45 class octave_value_list; |
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46 |
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47 class tree_walker; |
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48 |
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49 // Real matrix values. |
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50 |
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51 class |
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52 octave_matrix : public octave_base_value |
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53 { |
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54 public: |
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55 |
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56 octave_matrix (void) |
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57 : octave_base_value () { } |
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58 |
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59 octave_matrix (const Matrix& m) |
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60 : octave_base_value (), matrix (m) { } |
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61 |
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62 octave_matrix (const DiagMatrix& d) |
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63 : octave_base_value (), matrix (d) { } |
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64 |
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65 octave_matrix (const RowVector& v, int pcv = -1); |
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66 |
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67 octave_matrix (const ColumnVector& v, int pcv = -1); |
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68 |
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69 octave_matrix (const octave_matrix& m) |
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70 : octave_base_value (), matrix (m.matrix) { } |
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71 |
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72 ~octave_matrix (void) { } |
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73 |
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74 octave_value *clone (void) { return new octave_matrix (*this); } |
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75 |
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76 void *operator new (size_t size) |
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77 { return allocator.alloc (size); } |
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78 |
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79 void operator delete (void *p, size_t size) |
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80 { allocator.free (p, size); } |
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81 |
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82 octave_value *try_narrowing_conversion (void); |
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83 |
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84 octave_value do_index_op (const octave_value_list& idx); |
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85 |
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86 void assign (const octave_value_list& idx, const Matrix& rhs); |
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87 |
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88 void assign_struct_elt (assign_op, const string& elt_nm, |
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89 const octave_value& rhs); |
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90 |
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91 void assign_struct_elt (assign_op, const string& elt_nm, |
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92 const octave_value_list& idx, |
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93 const octave_value& rhs); |
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94 |
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95 idx_vector index_vector (void) const { return idx_vector (matrix); } |
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96 |
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97 octave_value |
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98 do_struct_elt_index_op (const string& nm, const octave_value_list& idx, |
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99 bool silent); |
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100 |
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101 octave_value do_struct_elt_index_op (const string& nm, bool silent); |
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102 |
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103 octave_lvalue struct_elt_ref (octave_value *parent, const string& nm); |
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104 |
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105 int rows (void) const { return matrix.rows (); } |
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106 int columns (void) const { return matrix.columns (); } |
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107 |
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108 int length (void) const |
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109 { |
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110 int r = rows (); |
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111 int c = columns (); |
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112 |
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113 return r > c ? r : c; |
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114 } |
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115 |
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116 bool is_defined (void) const { return true; } |
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117 |
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118 bool is_constant (void) const { return true; } |
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119 |
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120 bool is_real_matrix (void) const { return true; } |
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121 |
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122 octave_value all (void) const { return matrix.all (); } |
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123 octave_value any (void) const { return matrix.any (); } |
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124 |
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125 bool is_real_type (void) const { return true; } |
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126 |
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127 bool is_matrix_type (void) const { return true; } |
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128 |
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129 bool is_numeric_type (void) const { return true; } |
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130 |
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131 bool valid_as_scalar_index (void) const; |
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132 |
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133 bool valid_as_zero_index (void) const { return is_zero_by_zero (); } |
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134 |
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135 bool is_true (void) const; |
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136 |
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137 double double_value (bool = false) const; |
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138 |
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139 double scalar_value (bool frc_str_conv = false) const |
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140 { return double_value (frc_str_conv); } |
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141 |
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142 Matrix matrix_value (bool = false) const { return matrix; } |
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143 |
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144 Complex complex_value (bool = false) const; |
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145 |
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146 ComplexMatrix complex_matrix_value (bool = false) const |
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147 { return matrix; } |
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148 |
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149 void increment (void) { matrix += 1.0; } |
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150 |
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151 void decrement (void) { matrix -= 1.0; } |
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152 |
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153 octave_value convert_to_str (void) const; |
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154 |
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155 void print (ostream& os, bool pr_as_read_syntax = false) const; |
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156 |
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157 void print_raw (ostream& os, bool pr_as_read_syntax = false) const; |
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158 |
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159 bool print_name_tag (ostream& os, const string& name) const; |
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160 |
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161 int type_id (void) const { return t_id; } |
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162 |
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163 string type_name (void) const { return t_name; } |
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164 |
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165 static int static_type_id (void) { return t_id; } |
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166 |
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167 static void register_type (void) |
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168 { t_id = octave_value_typeinfo::register_type (t_name); } |
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169 |
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170 private: |
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171 |
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172 Matrix matrix; |
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173 |
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174 static octave_allocator allocator; |
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175 |
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176 // Type id of matrix objects, set by register_type (). |
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177 static int t_id; |
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178 |
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179 // Type name of matrix objects, defined in ov-re-mat.cc. |
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180 static const string t_name; |
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181 }; |
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182 |
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183 #endif |
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184 |
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185 /* |
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186 ;;; Local Variables: *** |
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187 ;;; mode: C++ *** |
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188 ;;; End: *** |
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189 */ |
