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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_bool_h) |
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24 #define octave_bool_h 1 |
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25 |
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26 #include <cstdlib> |
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27 |
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28 #include <iostream> |
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29 #include <string> |
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30 |
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31 #include "lo-utils.h" |
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32 #include "mx-base.h" |
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33 #include "oct-alloc.h" |
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34 #include "str-vec.h" |
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35 |
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36 #include "oct-stream.h" |
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37 #include "ov-base.h" |
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38 #include "ov-base-scalar.h" |
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39 #include "ov-typeinfo.h" |
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40 |
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41 class Octave_map; |
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42 class octave_value_list; |
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43 |
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44 class tree_walker; |
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45 |
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46 // Real scalar values. |
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47 |
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48 class |
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49 octave_bool : public octave_base_scalar<bool> |
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50 { |
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51 public: |
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52 |
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53 octave_bool (void) |
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54 : octave_base_scalar<bool> (false) { } |
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55 |
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56 octave_bool (bool b) |
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57 : octave_base_scalar<bool> (b) { } |
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58 |
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59 octave_bool (const octave_bool& s) |
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60 : octave_base_scalar<bool> (s) { } |
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61 |
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62 ~octave_bool (void) { } |
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63 |
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64 octave_value *clone (void) const { return new octave_bool (*this); } |
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65 octave_value *empty_clone (void) const { return new octave_bool (); } |
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66 |
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67 type_conv_fcn numeric_conversion_function (void) const; |
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68 |
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69 octave_value do_index_op (const octave_value_list& idx, int resize_ok); |
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70 |
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71 idx_vector index_vector (void) const { return idx_vector (scalar); } |
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72 |
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73 bool is_real_scalar (void) const { return true; } |
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74 |
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75 bool is_bool_type (void) const { return true; } |
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76 |
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77 bool is_real_type (void) const { return true; } |
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78 |
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79 bool valid_as_scalar_index (void) const { return scalar; } |
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80 |
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81 bool valid_as_zero_index (void) const { return ! scalar; } |
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82 |
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83 bool is_true (void) const { return scalar; } |
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84 |
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85 double double_value (bool = false) const { return scalar; } |
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86 |
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87 double scalar_value (bool = false) const { return scalar; } |
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88 |
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89 Matrix matrix_value (bool = false) const |
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90 { return Matrix (1, 1, scalar); } |
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91 |
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92 NDArray array_value (bool = false) const |
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93 { return NDArray (dim_vector (1, 1), scalar); } |
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94 |
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95 Complex complex_value (bool = false) const { return scalar; } |
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96 |
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97 ComplexMatrix complex_matrix_value (bool = false) const |
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98 { return ComplexMatrix (1, 1, Complex (scalar)); } |
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99 |
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100 ComplexNDArray complex_array_value (bool = false) const |
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101 { return ComplexNDArray (dim_vector (1, 1), Complex (scalar)); } |
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102 |
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103 bool bool_value (void) const { return scalar; } |
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104 |
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105 boolMatrix bool_matrix_value (void) const |
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106 { return boolMatrix (1, 1, scalar); } |
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107 |
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108 boolNDArray bool_array_value (void) const |
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109 { return boolNDArray (dim_vector (1, 1), scalar); } |
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110 |
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111 octave_value resize (const dim_vector& dv) const |
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112 { boolNDArray retval (dv); if (dv.numel()) retval(0) = scalar; return retval; } |
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113 |
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114 octave_value convert_to_str_internal (bool pad, bool force) const; |
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115 |
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116 bool save_ascii (std::ostream& os, bool& infnan_warned, |
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117 bool strip_nan_and_inf); |
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118 |
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119 bool load_ascii (std::istream& is); |
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120 |
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121 bool save_binary (std::ostream& os, bool& save_as_floats); |
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122 |
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123 bool load_binary (std::istream& is, bool swap, |
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124 oct_mach_info::float_format fmt); |
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125 |
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126 #if defined (HAVE_HDF5) |
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127 bool save_hdf5 (hid_t loc_id, const char *name, bool save_as_floats); |
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128 |
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129 bool load_hdf5 (hid_t loc_id, const char *name, bool have_h5giterate_bug); |
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130 #endif |
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131 |
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132 int write (octave_stream& os, int block_size, |
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133 oct_data_conv::data_type output_type, int skip, |
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134 oct_mach_info::float_format flt_fmt) const |
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135 { |
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136 return os.write (bool_array_value (), block_size, output_type, |
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137 skip, flt_fmt); |
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138 } |
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139 |
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140 private: |
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141 |
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142 DECLARE_OCTAVE_ALLOCATOR |
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143 |
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144 DECLARE_OV_TYPEID_FUNCTIONS_AND_DATA |
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145 }; |
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146 |
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147 #endif |
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148 |
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149 /* |
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150 ;;; Local Variables: *** |
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151 ;;; mode: C++ *** |
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152 ;;; End: *** |
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153 */ |
