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1 /* |
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2 |
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3 Copyright (C) 2000 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__) |
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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 <iostream> |
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32 |
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33 #include "oct-obj.h" |
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34 #include "ov-base.h" |
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35 #include "ov-base-nd-array.h" |
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36 #include "pr-output.h" |
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37 |
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38 static Array<idx_vector> |
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39 idx_list_to_idx_array (const octave_value_list& idx) |
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40 { |
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41 int n = idx.length (); |
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42 |
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43 Array<idx_vector> retval (n); |
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44 |
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45 for (int i = 0; i < n; i++) |
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46 retval(i) = idx(i).index_vector (); |
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47 |
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48 return retval; |
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49 } |
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50 |
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51 template <class AT> |
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52 octave_value |
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53 octave_base_nd_array<AT>::do_index_op (const octave_value_list& idx) |
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54 { |
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55 octave_value retval; |
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56 |
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57 int len = idx.length (); |
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58 |
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59 if (len > 1) |
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60 { |
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61 Array<idx_vector> i = idx_list_to_idx_array (idx); |
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62 |
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63 retval |
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64 = octave_value (new octave_base_nd_array<AT> (AT (array.index (i)))); |
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65 } |
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66 else if (len == 1) |
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67 { |
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68 idx_vector i = idx(0).index_vector (); |
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69 |
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70 retval |
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71 = octave_value (new octave_base_nd_array<AT> (AT (array.index (i)))); |
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72 } |
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73 else |
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74 { |
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75 std::string n = type_name (); |
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76 |
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77 error ("invalid number of indices (%d) for %s value", |
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78 len, n.c_str ()); |
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79 } |
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80 |
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81 return retval; |
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82 } |
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83 |
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84 template <class AT> |
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85 bool |
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86 octave_base_nd_array<AT>::is_true (void) const |
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87 { |
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88 // XXX FIXME XXX |
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89 return false; |
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90 } |
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91 |
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92 template <class AT> |
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93 bool |
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94 octave_base_nd_array<AT>::print_as_scalar (void) const |
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95 { |
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96 // XXX FIXME XXX |
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97 return false; |
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98 } |
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99 |
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100 template <class AT> |
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101 void |
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102 octave_base_nd_array<AT>::print (std::ostream& os, |
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103 bool pr_as_read_syntax) const |
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104 { |
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105 print_raw (os, pr_as_read_syntax); |
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106 newline (os); |
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107 } |
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108 |
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109 template <class AT> |
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110 void |
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111 octave_base_nd_array<AT>::print_raw (std::ostream& os, |
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112 bool pr_as_read_syntax) const |
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113 { |
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114 // XXX FIXME XX |
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115 os << array; |
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116 #if 0 |
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117 octave_print_internal (os, array, pr_as_read_syntax, |
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118 current_print_indent_level ()); |
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119 #endif |
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120 } |
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121 |
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122 template <class AT> |
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123 bool |
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124 octave_base_nd_array<AT>::print_name_tag (std::ostream& os, |
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125 const std::string& name) const |
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126 { |
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127 bool retval = false; |
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128 |
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129 indent (os); |
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130 |
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131 if (print_as_scalar ()) |
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132 os << name << " = "; |
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133 else |
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134 { |
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135 os << name << " ="; |
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136 newline (os); |
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137 newline (os); |
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138 retval = true; |
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139 } |
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140 |
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141 return retval; |
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142 } |
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143 |
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144 /* |
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145 ;;; Local Variables: *** |
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146 ;;; mode: C++ *** |
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147 ;;; End: *** |
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148 */ |
