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1 /* |
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2 |
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3 Copyright (C) 1999 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.h> |
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32 #include <strstream.h> |
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33 |
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34 #include "lo-utils.h" |
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35 |
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36 #include "defun.h" |
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37 #include "error.h" |
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38 #include "ov-cell.h" |
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39 #include "unwind-prot.h" |
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40 |
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41 DEFINE_OCTAVE_ALLOCATOR (octave_cell); |
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42 |
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43 DEFINE_OV_TYPEID_FUNCTIONS_AND_DATA (octave_cell, "cell"); |
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44 |
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45 octave_value |
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46 octave_cell::do_index_op (const octave_value_list& idx) |
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47 { |
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48 octave_value retval; |
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49 |
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50 #if 0 |
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51 if (idx.length () == 1) |
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52 { |
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53 idx_vector i = idx (0).index_vector (); |
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54 |
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55 retval = octave_value_list (lst.index (i)); |
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56 } |
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57 else |
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58 error ("lists may only be indexed by a single scalar"); |
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59 #endif |
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60 |
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61 return retval; |
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62 } |
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63 |
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64 void |
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65 octave_cell::assign (const octave_value_list& idx, const octave_value& rhs) |
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66 { |
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67 #if 0 |
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68 if (idx.length () == 1) |
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69 { |
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70 int i = idx(0).int_value (true); |
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71 |
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72 if (! error_state) |
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73 { |
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74 int n = lst.length (); |
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75 |
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76 if (i > 0 && (Vresize_on_range_error || i <= n)) |
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77 lst(i-1) = rhs; |
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78 else |
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79 error ("list index = %d out of range", i); |
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80 } |
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81 else |
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82 error ("list index must be an integer"); |
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83 } |
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84 else |
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85 error ("lists may only be indexed by a single scalar"); |
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86 #endif |
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87 } |
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88 |
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89 void |
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90 octave_cell::print (ostream& os, bool) const |
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91 { |
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92 print_raw (os); |
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93 } |
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94 |
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95 void |
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96 octave_cell::print_raw (ostream& os, bool) const |
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97 { |
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98 unwind_protect::begin_frame ("octave_cell_print"); |
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99 |
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100 int nr = cell_val.rows (); |
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101 int nc = cell_val.columns(); |
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102 |
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103 if (nr > 0 && nc > 0) |
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104 { |
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105 indent (os); |
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106 os << "{"; |
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107 newline (os); |
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108 |
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109 increment_indent_level (); |
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110 |
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111 for (int j = 0; j < nc; j++) |
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112 { |
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113 for (int i = 0; i < nr; i++) |
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114 { |
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115 ostrstream buf; |
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116 buf << "[" << i+1 << "," << j+1 << "]" << ends; |
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117 const char *nm = buf.str (); |
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118 |
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119 octave_value val = cell_val(i,j); |
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120 |
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121 val.print_with_name (os, nm); |
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122 |
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123 delete [] nm; |
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124 } |
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125 } |
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126 |
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127 decrement_indent_level (); |
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128 |
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129 indent (os); |
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130 |
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131 os << "}"; |
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132 } |
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133 else |
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134 os << "{}"; |
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135 |
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136 newline (os); |
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137 |
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138 unwind_protect::run_frame ("octave_cell_print"); |
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139 } |
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140 |
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141 bool |
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142 octave_cell::print_name_tag (ostream& os, const string& name) const |
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143 { |
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144 indent (os); |
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145 if (is_empty ()) |
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146 os << name << " = "; |
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147 else |
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148 { |
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149 os << name << " ="; |
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150 newline (os); |
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151 } |
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152 return false; |
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153 } |
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154 |
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155 /* |
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156 ;;; Local Variables: *** |
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157 ;;; mode: C++ *** |
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158 ;;; End: *** |
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159 */ |
