Mercurial > octave
annotate libinterp/octave-value/ov-struct.h @ 29358:0a5b15007766 stable
update Octave Project Developers copyright for the new year
In files that have the "Octave Project Developers" copyright notice,
update for 2021.
author | John W. Eaton <jwe@octave.org> |
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date | Wed, 10 Feb 2021 09:52:15 -0500 |
parents | bd51beb6205e |
children | 7854d5752dd2 c74ff452e2bb |
rev | line source |
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1 //////////////////////////////////////////////////////////////////////// |
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2 // |
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3 // Copyright (C) 1996-2021 The Octave Project Developers |
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4 // |
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5 // See the file COPYRIGHT.md in the top-level directory of this |
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6 // distribution or <https://octave.org/copyright/>. |
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7 // |
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8 // This file is part of Octave. |
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9 // |
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10 // Octave is free software: you can redistribute it and/or modify it |
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11 // under the terms of the GNU General Public License as published by |
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12 // the Free Software Foundation, either version 3 of the License, or |
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13 // (at your option) any later version. |
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14 // |
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15 // Octave is distributed in the hope that it will be useful, but |
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16 // WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 // GNU General Public License for more details. |
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19 // |
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20 // You should have received a copy of the GNU General Public License |
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21 // along with Octave; see the file COPYING. If not, see |
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22 // <https://www.gnu.org/licenses/>. |
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23 // |
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24 //////////////////////////////////////////////////////////////////////// |
2376 | 25 |
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26 #if ! defined (octave_ov_struct_h) |
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27 #define octave_ov_struct_h 1 |
2376 | 28 |
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29 #include "octave-config.h" |
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30 |
2376 | 31 #include <cstdlib> |
32 | |
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33 #include <iosfwd> |
2376 | 34 #include <string> |
35 | |
36 #include "mx-base.h" | |
37 #include "str-vec.h" | |
38 | |
39 #include "error.h" | |
40 #include "oct-map.h" | |
41 #include "ov-base.h" | |
42 #include "ov-typeinfo.h" | |
43 | |
44 class octave_value_list; | |
45 | |
2477 | 46 // Data structures. |
2376 | 47 |
48 class | |
49 octave_struct : public octave_base_value | |
50 { | |
51 public: | |
52 | |
53 octave_struct (void) | |
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54 : octave_base_value (), map () { } |
2376 | 55 |
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56 octave_struct (const octave_map& m) |
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57 : octave_base_value (), map (m) { } |
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58 |
2376 | 59 octave_struct (const octave_struct& s) |
60 : octave_base_value (), map (s.map) { } | |
61 | |
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62 ~octave_struct (void) = default; |
2376 | 63 |
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64 octave_base_value * clone (void) const { return new octave_struct (*this); } |
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65 octave_base_value * empty_clone (void) const { return new octave_struct (); } |
3933 | 66 |
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67 octave_base_value * try_narrowing_conversion (void); |
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68 |
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69 Cell dotref (const octave_value_list& idx, bool auto_add = false); |
2376 | 70 |
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71 octave_value subsref (const std::string& type, |
10313 | 72 const std::list<octave_value_list>& idx) |
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73 { |
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74 octave_value_list tmp = subsref (type, idx, 1); |
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75 return tmp.length () > 0 ? tmp(0) : octave_value (); |
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76 } |
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77 |
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78 octave_value_list subsref (const std::string&, |
10313 | 79 const std::list<octave_value_list>&, int); |
4994 | 80 |
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81 octave_value subsref (const std::string& type, |
10313 | 82 const std::list<octave_value_list>& idx, |
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83 bool auto_add); |
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84 |
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85 static octave_value numeric_conv (const octave_value& val, |
10313 | 86 const std::string& type); |
2376 | 87 |
4247 | 88 octave_value subsasgn (const std::string& type, |
10313 | 89 const std::list<octave_value_list>& idx, |
90 const octave_value& rhs); | |
2376 | 91 |
7046 | 92 octave_value squeeze (void) const { return map.squeeze (); } |
93 | |
94 octave_value permute (const Array<int>& vec, bool inv = false) const | |
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95 { return map.permute (vec, inv); } |
7046 | 96 |
97 octave_value do_index_op (const octave_value_list& idx, | |
10313 | 98 bool resize_ok = false); |
7046 | 99 |
4563 | 100 dim_vector dims (void) const { return map.dims (); } |
4200 | 101 |
4791 | 102 size_t byte_size (void) const; |
103 | |
5900 | 104 // This is the number of elements in each field. The total number |
105 // of elements is numel () * nfields (). | |
106 octave_idx_type numel (void) const | |
107 { | |
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108 return map.numel (); |
5900 | 109 } |
110 | |
6639 | 111 octave_idx_type nfields (void) const { return map.nfields (); } |
5900 | 112 |
4567 | 113 octave_value reshape (const dim_vector& new_dims) const |
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114 { return map.reshape (new_dims); } |
4567 | 115 |
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116 octave_value resize (const dim_vector& dv, bool fill = false) const |
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117 { octave_map tmap = map; tmap.resize (dv, fill); return tmap; } |
4936 | 118 |
2376 | 119 bool is_defined (void) const { return true; } |
120 | |
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121 bool is_constant (void) const { return true; } |
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122 |
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123 bool isstruct (void) const { return true; } |
2376 | 124 |
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125 builtin_type_t builtin_type (void) const { return btyp_struct; } |
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126 |
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127 octave_map map_value (void) const { return map; } |
2376 | 128 |
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129 string_vector map_keys (void) const { return map.fieldnames (); } |
3933 | 130 |
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131 void print (std::ostream& os, bool pr_as_read_syntax = false); |
2901 | 132 |
3523 | 133 void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const; |
2901 | 134 |
3523 | 135 bool print_name_tag (std::ostream& os, const std::string& name) const; |
2376 | 136 |
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137 std::string edit_display (const float_display_format& fmt, |
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138 octave_idx_type i, octave_idx_type j) const; |
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139 |
6974 | 140 bool save_ascii (std::ostream& os); |
4687 | 141 |
142 bool load_ascii (std::istream& is); | |
143 | |
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144 bool save_binary (std::ostream& os, bool save_as_floats); |
4687 | 145 |
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146 bool load_binary (std::istream& is, bool swap, |
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147 octave::mach_info::float_format fmt); |
4687 | 148 |
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149 bool save_hdf5 (octave_hdf5_id loc_id, const char *name, bool save_as_floats); |
4687 | 150 |
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151 bool load_hdf5 (octave_hdf5_id loc_id, const char *name); |
4687 | 152 |
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153 mxArray * as_mxArray (void) const; |
5900 | 154 |
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155 octave_value |
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156 fast_elem_extract (octave_idx_type n) const; |
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157 |
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158 bool |
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159 fast_elem_insert (octave_idx_type n, const octave_value& x); |
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160 |
7336 | 161 protected: |
2376 | 162 |
2477 | 163 // The associative array used to manage the structure data. |
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164 octave_map map; |
2376 | 165 |
7336 | 166 private: |
167 | |
3219 | 168 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
2376 | 169 }; |
170 | |
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171 class |
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172 octave_scalar_struct : public octave_base_value |
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173 { |
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174 public: |
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175 |
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176 octave_scalar_struct (void) |
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177 : octave_base_value (), map () { } |
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178 |
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179 octave_scalar_struct (const octave_scalar_map& m) |
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180 : octave_base_value (), map (m) { } |
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181 |
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182 octave_scalar_struct (const std::map<std::string, octave_value>& m) |
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183 : octave_base_value (), map (m) { } |
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184 |
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185 octave_scalar_struct (const octave_scalar_struct& s) |
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186 : octave_base_value (), map (s.map) { } |
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187 |
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188 ~octave_scalar_struct (void) = default; |
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189 |
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190 octave_base_value * clone (void) const |
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191 { return new octave_scalar_struct (*this); } |
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192 octave_base_value * empty_clone (void) const |
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193 { return new octave_scalar_struct (); } |
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194 |
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195 octave_value dotref (const octave_value_list& idx, bool auto_add = false); |
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196 |
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197 octave_value subsref (const std::string& type, |
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198 const std::list<octave_value_list>& idx); |
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199 |
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200 octave_value_list subsref (const std::string& type, |
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201 const std::list<octave_value_list>& idx, int); |
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202 |
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203 octave_value subsref (const std::string& type, |
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204 const std::list<octave_value_list>& idx, |
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205 bool auto_add); |
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206 |
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207 static octave_value numeric_conv (const octave_value& val, |
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208 const std::string& type); |
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209 |
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210 octave_value subsasgn (const std::string& type, |
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211 const std::list<octave_value_list>& idx, |
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212 const octave_value& rhs); |
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213 |
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214 octave_value squeeze (void) const { return map; } |
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215 |
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216 octave_value permute (const Array<int>& vec, bool inv = false) const |
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217 { return octave_map (map).permute (vec, inv); } |
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218 |
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219 octave_value do_index_op (const octave_value_list& idx, |
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220 bool resize_ok = false); |
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221 |
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222 dim_vector dims (void) const { static dim_vector dv (1, 1); return dv; } |
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223 |
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224 size_t byte_size (void) const; |
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225 |
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226 // This is the number of elements in each field. The total number |
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227 // of elements is numel () * nfields (). |
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228 octave_idx_type numel (void) const |
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229 { |
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230 return 1; |
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231 } |
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232 |
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233 octave_idx_type nfields (void) const { return map.nfields (); } |
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234 |
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235 octave_value reshape (const dim_vector& new_dims) const |
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236 { return octave_map (map).reshape (new_dims); } |
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237 |
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238 octave_value resize (const dim_vector& dv, bool fill = false) const |
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239 { octave_map tmap = map; tmap.resize (dv, fill); return tmap; } |
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240 |
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241 bool is_defined (void) const { return true; } |
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242 |
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243 bool is_constant (void) const { return true; } |
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244 |
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245 bool isstruct (void) const { return true; } |
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246 |
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247 builtin_type_t builtin_type (void) const { return btyp_struct; } |
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248 |
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249 octave_map map_value (void) const { return map; } |
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250 |
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251 octave_scalar_map scalar_map_value (void) const { return map; } |
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252 |
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253 string_vector map_keys (void) const { return map.fieldnames (); } |
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254 |
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255 void print (std::ostream& os, bool pr_as_read_syntax = false); |
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256 |
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257 void print_raw (std::ostream& os, bool pr_as_read_syntax = false) const; |
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258 |
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259 bool print_name_tag (std::ostream& os, const std::string& name) const; |
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260 |
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261 std::string edit_display (const float_display_format& fmt, |
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262 octave_idx_type i, octave_idx_type j) const; |
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263 |
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264 bool save_ascii (std::ostream& os); |
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265 |
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266 bool load_ascii (std::istream& is); |
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267 |
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268 bool save_binary (std::ostream& os, bool save_as_floats); |
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269 |
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270 bool load_binary (std::istream& is, bool swap, |
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271 octave::mach_info::float_format fmt); |
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272 |
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273 bool save_hdf5 (octave_hdf5_id loc_id, const char *name, bool save_as_floats); |
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274 |
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275 bool load_hdf5 (octave_hdf5_id loc_id, const char *name); |
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276 |
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277 mxArray * as_mxArray (void) const; |
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278 |
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279 bool fast_elem_insert_self (void *where, builtin_type_t btyp) const; |
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280 |
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281 protected: |
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282 |
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283 // The associative array used to manage the structure data. |
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284 octave_scalar_map map; |
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285 |
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286 private: |
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287 |
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288 octave_value to_array (void); |
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289 |
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290 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
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291 }; |
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292 |
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293 #endif |