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1
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1 // Tree classes. -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 for more details. |
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17 |
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18 You should have received a copy of the GNU General Public License |
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19 along with Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (_tree_h) |
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25 #define _tree_h 1 |
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26 |
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27 // This seems to leave vt$tree undefined with g++ 2.3.3. |
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28 #if 0 |
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29 #ifdef __GNUG__ |
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30 #pragma interface |
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31 #endif |
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32 #endif |
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33 |
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34 #include <stdio.h> |
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35 |
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36 class ostrstream; |
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37 |
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38 #include "builtins.h" |
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39 #include "tree-base.h" |
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40 #include "tree-const.h" |
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41 |
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42 class symbol_record; |
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43 class symbol_table; |
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44 |
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45 #ifndef TREE_FCN_TYPEDEFS |
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46 #define TREE_FCN_TYPEDEFS 1 |
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47 |
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48 typedef tree_constant (*Text_fcn)(int, char **); |
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49 typedef tree_constant* (*General_fcn)(const tree_constant *, int, int); |
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50 |
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51 #endif |
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52 |
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53 #ifndef NULL_TREE |
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54 #define NULL_TREE (tree *) NULL |
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55 #endif |
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56 |
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57 #ifndef NULL_TREE_CONST |
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58 #define NULL_TREE_CONST (tree_constant *) NULL |
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59 #endif |
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60 |
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61 /* |
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62 * Forward declarations. |
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63 */ |
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64 class tree; |
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65 class tree_constant_rep; |
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66 class tree_constant; |
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67 class tree_matrix; |
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68 class tree_builtin; |
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69 class tree_identifier; |
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70 class tree_function; |
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71 class tree_expression; |
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72 class tree_prefix_expression; |
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73 class tree_postfix_expression; |
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74 class tree_unary_expression; |
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75 class tree_binary_expression; |
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76 class tree_assignment_expression; |
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77 class tree_simple_assignment_expression; |
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78 class tree_multi_assignment_expression; |
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79 class tree_colon_expression; |
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80 class tree_index_expression; |
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81 class tree_argument_list; |
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82 class tree_parameter_list; |
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83 class tree_return_list; |
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84 class tree_word_list; |
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85 class tree_command; |
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86 class tree_command_list; |
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87 class tree_global_command; |
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88 class tree_while_command; |
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89 class tree_for_command; |
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90 class tree_if_command; |
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91 class tree_break_command; |
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92 class tree_continue_command; |
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93 class tree_return_command; |
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94 class tree_word_list_command;; |
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95 class tree_plot_limits; |
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96 class tree_plot_range; |
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97 class tree_subplot; |
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98 class tree_subplot_using; |
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99 class tree_subplot_style; |
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100 class tree_subplot_list; |
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101 class tree_plot_command; |
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102 |
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103 /* |
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104 * General matrices. This allows us to construct matrices from |
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105 * other matrices, variables, and functions. |
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106 */ |
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107 class |
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108 tree_matrix : public tree |
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109 { |
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110 public: |
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111 tree_matrix (void); |
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112 tree_matrix (tree *t, tree::matrix_dir d); |
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113 |
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114 ~tree_matrix (void); |
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115 |
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116 tree_matrix *chain (tree *t, tree::matrix_dir d); |
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117 tree_matrix *reverse (void); |
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118 int length (void); |
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119 |
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120 tree_return_list *to_return_list (void); |
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121 |
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122 tree_constant eval (int print); |
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123 |
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124 private: |
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125 tree::matrix_dir dir; // Direction to the next element. |
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126 tree *element; |
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127 tree_matrix *next; |
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128 }; |
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129 |
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130 /* |
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131 * Builtin functions. |
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132 */ |
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133 class |
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134 tree_builtin : public tree |
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135 { |
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136 public: |
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195
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137 tree_builtin (const char *nm = (char *) NULL); |
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138 |
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139 tree_builtin (int i_max, int o_max, Mapper_fcn& m_fcn, |
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140 const char *nm = (char *) NULL); |
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141 |
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142 tree_builtin (int i_max, int o_max, Text_fcn t_fcn, |
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143 const char *nm = (char *) NULL); |
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144 |
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145 tree_builtin (int i_max, int o_max, General_fcn t_fcn, |
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146 const char *nm = (char *) NULL); |
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147 |
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148 ~tree_builtin (void); |
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149 |
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164
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150 int is_builtin (void) const; |
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151 |
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152 tree_constant eval (int print); |
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153 |
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154 tree_constant *eval (int print, int nargout); |
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155 |
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156 tree_constant eval (int argc, char **argv, int print); |
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157 |
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164
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158 tree_constant *eval (const tree_constant *args, int n_in, int n_out, |
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159 int print); |
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160 |
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200
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161 char *name (void) const; |
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162 |
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163 int max_expected_args (void); |
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164 |
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165 private: |
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166 int nargin_max; |
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167 int nargout_max; |
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168 Mapper_fcn mapper_fcn; |
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169 Text_fcn text_fcn; |
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170 General_fcn general_fcn; |
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195
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171 char *my_name; |
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172 }; |
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173 |
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174 /* |
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175 * Symbols from the symbol table. |
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176 */ |
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177 class |
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178 tree_identifier : public tree |
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179 { |
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180 friend class tree_index_expression; |
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181 |
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182 public: |
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143
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183 tree_identifier (int l = -1, int c = -1); |
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184 tree_identifier (symbol_record *s, int l = -1, int c = -1); |
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185 |
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186 ~tree_identifier (void); |
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187 |
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188 int is_identifier (void) const; |
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189 |
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200
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190 char *name (void) const; |
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195
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191 void rename (const char *n); |
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192 |
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193 tree_identifier *define (tree_constant *t); |
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194 tree_identifier *define (tree_function *t); |
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195 |
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196 void document (char *s); |
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197 |
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198 tree_constant assign (tree_constant& t); |
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199 tree_constant assign (tree_constant& t, tree_constant *args, int nargs); |
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200 |
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201 void bump_value (tree::expression_type); |
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202 |
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203 int parse_m_file (int exec_script = 1); |
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204 int parse_m_file (char *mf, int exec_script = 1); |
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205 void parse_m_file (FILE *mfile, char *mf); |
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206 |
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207 tree *do_lookup (int& script_file_executed); |
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208 |
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209 void mark_as_formal_parameter (void); |
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210 |
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195
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211 void mark_for_possible_ans_assign (void); |
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212 |
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213 tree_constant eval (int print); |
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214 |
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215 tree_constant *eval (int print, int nargout); |
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216 |
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217 tree_constant eval (int argc, char **argv, int print); |
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218 |
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219 tree_constant *eval (const tree_constant *args, int n_in, int n_out, |
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220 int print); |
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221 |
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222 void eval_undefined_error (void); |
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223 |
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224 private: |
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225 symbol_record *sym; |
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226 int maybe_do_ans_assign; |
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227 }; |
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228 |
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229 /* |
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230 * User defined functions. |
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231 */ |
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232 class |
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233 tree_function : public tree |
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234 { |
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235 public: |
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236 tree_function (void); |
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237 tree_function (tree *cl, symbol_table *st); |
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238 |
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239 ~tree_function (void); |
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240 |
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241 tree_function *define (tree *t); |
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242 tree_function *define_param_list (tree_parameter_list *t); |
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243 tree_function *define_ret_list (tree_parameter_list *t); |
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244 |
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245 void stash_m_file_name (char * s); |
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246 void stash_m_file_time (time_t t); |
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247 |
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248 char *m_file_name (void); |
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249 time_t time_parsed (void); |
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250 |
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195
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251 void mark_as_system_m_file (void); |
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252 int is_system_m_file (void) const; |
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253 |
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143
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254 void stash_function_name (char *s); |
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255 char *function_name (void); |
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256 |
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257 tree_constant eval (int print); |
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258 |
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259 tree_constant *eval (int print, int nargout); |
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260 |
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261 tree_constant eval (int argc, char **argv, int print); |
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262 |
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263 tree_constant *eval (const tree_constant *args, int n_in, int n_out, |
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264 int print); |
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265 |
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266 int max_expected_args (void); |
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267 |
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143
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268 void traceback_error (void); |
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269 |
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270 private: |
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271 int call_depth; |
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272 tree_parameter_list *param_list; |
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273 tree_parameter_list *ret_list; |
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274 symbol_table *sym_tab; |
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275 tree *cmd_list; |
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276 char *file_name; |
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277 char *fcn_name; |
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278 time_t t_parsed; |
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279 int system_m_file; |
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280 }; |
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281 |
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282 /* |
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283 * A base class for expressions. |
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284 */ |
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285 class |
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286 tree_expression : public tree |
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287 { |
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288 public: |
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289 tree_expression (void); |
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290 |
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291 ~tree_expression (void); |
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292 |
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293 tree_constant eval (int print); |
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294 |
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295 protected: |
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296 expression_type etype; |
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297 }; |
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298 |
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299 /* |
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300 * Prefix expressions. |
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301 */ |
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302 class |
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303 tree_prefix_expression : public tree_expression |
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304 { |
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305 public: |
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143
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306 tree_prefix_expression (int l = -1, int c = -1); |
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307 tree_prefix_expression (tree_identifier *t, tree::expression_type et, |
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308 int l = -1, int c = -1); |
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309 |
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310 ~tree_prefix_expression (void); |
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311 |
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312 tree_constant eval (int print); |
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313 |
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143
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314 void eval_error (void); |
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315 |
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195
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316 int is_prefix_expression (void) const; |
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317 |
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318 private: |
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319 tree_identifier *id; |
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320 }; |
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321 |
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322 /* |
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323 * Postfix expressions. |
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324 */ |
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325 class |
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326 tree_postfix_expression : public tree_expression |
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327 { |
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328 public: |
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329 tree_postfix_expression (int l = -1, int c = -1); |
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330 tree_postfix_expression (tree_identifier *t, tree::expression_type et, |
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331 int l = -1, int c = -1); |
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332 |
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333 ~tree_postfix_expression (void); |
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334 |
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335 tree_constant eval (int print); |
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336 |
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143
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337 void eval_error (void); |
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338 |
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339 private: |
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340 tree_identifier *id; |
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341 }; |
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342 |
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343 /* |
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344 * Unary expressions. |
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345 */ |
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346 class |
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347 tree_unary_expression : public tree_expression |
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348 { |
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349 public: |
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350 tree_unary_expression (int l = -1, int c = -1); |
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351 tree_unary_expression (tree *a, tree::expression_type t, int l = -1, |
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352 int c = -1); |
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353 |
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354 ~tree_unary_expression (void); |
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355 |
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356 tree_constant eval (int print); |
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357 |
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143
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358 void eval_error (void); |
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359 |
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360 private: |
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361 tree *op; |
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362 }; |
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363 |
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364 /* |
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365 * Binary expressions. |
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366 */ |
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367 class |
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368 tree_binary_expression : public tree_expression |
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369 { |
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370 public: |
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371 tree_binary_expression (int l = -1, int c = -1); |
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372 tree_binary_expression (tree *a, tree *b, tree::expression_type t, |
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373 int l = -1, int c = -1); |
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374 |
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375 ~tree_binary_expression (void); |
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376 |
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377 tree_constant eval (int print); |
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378 |
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379 void eval_error (void); |
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380 |
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381 private: |
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382 tree *op1; |
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383 tree *op2; |
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384 }; |
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385 |
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386 /* |
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387 * Assignment expressions. |
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388 */ |
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389 class |
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390 tree_assignment_expression : public tree_expression |
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391 { |
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392 public: |
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393 int in_parens; |
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394 |
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395 tree_assignment_expression (void); |
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396 |
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397 ~tree_assignment_expression (void); |
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398 |
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399 tree_constant eval (int print); |
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400 |
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164
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401 int is_assignment_expression (void) const; |
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402 }; |
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403 |
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404 /* |
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405 * Simple assignment expressions. |
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406 */ |
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407 class |
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408 tree_simple_assignment_expression : public tree_assignment_expression |
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409 { |
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410 public: |
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143
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411 tree_simple_assignment_expression (int l = -1, int c = -1); |
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412 tree_simple_assignment_expression (tree_identifier *i, tree *r, |
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413 int l = -1, int c = -1); |
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414 tree_simple_assignment_expression (tree_index_expression *idx_expr, |
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415 tree *r, int l = -1, int c = -1); |
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416 |
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417 ~tree_simple_assignment_expression (void); |
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418 |
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419 tree_constant eval (int print); |
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420 |
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143
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421 void eval_error (void); |
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422 |
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423 private: |
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424 tree_identifier *lhs; |
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425 tree_argument_list *index; |
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426 tree *rhs; |
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427 }; |
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428 |
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429 /* |
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430 * Multi-valued assignment expressions. |
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431 */ |
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432 class |
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433 tree_multi_assignment_expression : public tree_assignment_expression |
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434 { |
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435 public: |
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143
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436 tree_multi_assignment_expression (int l = -1, int c = -1); |
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437 tree_multi_assignment_expression (tree_return_list *lst, tree *r, |
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438 int l = -1, int c = -1); |
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439 |
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440 ~tree_multi_assignment_expression (void); |
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441 |
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442 tree_constant eval (int print); |
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443 |
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444 tree_constant *eval (int print, int nargout); |
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445 |
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143
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446 void eval_error (void); |
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447 |
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448 private: |
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449 tree_return_list *lhs; |
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450 tree *rhs; |
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451 }; |
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452 |
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453 /* |
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454 * Colon expressions. |
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455 */ |
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456 class |
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457 tree_colon_expression : public tree_expression |
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458 { |
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459 public: |
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143
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460 tree_colon_expression (int l = -1, int c = -1); |
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461 tree_colon_expression (tree *a, tree *b, int l = -1, int c = -1); |
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462 |
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463 ~tree_colon_expression (void); |
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464 |
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465 tree_colon_expression *chain (tree *t); |
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466 |
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467 tree_constant eval (int print); |
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468 |
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143
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469 void eval_error (const char *s); |
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470 |
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471 private: |
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472 tree *op1; |
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473 tree *op2; |
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474 tree *op3; |
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475 }; |
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476 |
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477 /* |
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478 * Index expressions. |
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479 */ |
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480 class |
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481 tree_index_expression : public tree_expression |
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482 { |
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483 public: |
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143
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484 tree_index_expression (int l = -1, int c = -1); |
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485 tree_index_expression (tree_identifier *i, int l = -1, int c = -1); |
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486 tree_index_expression (tree_identifier *i, tree_argument_list *lst, |
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487 int l = -1, int c = -1); |
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488 |
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489 ~tree_index_expression (void); |
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490 |
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164
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491 int is_index_expression (void) const; |
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492 |
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493 tree_identifier *ident (void); |
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494 |
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495 tree_argument_list *arg_list (void); |
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496 |
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195
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497 void mark_for_possible_ans_assign (void); |
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498 |
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1
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499 tree_constant eval (int print); |
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500 |
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501 tree_constant *eval (int print, int nargout); |
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502 |
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143
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503 void eval_error (void); |
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504 |
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1
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505 private: |
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|
506 tree_identifier *id; |
|
|
507 tree_argument_list *list; |
|
|
508 }; |
|
|
509 |
|
|
510 /* |
|
|
511 * Argument lists. |
|
|
512 */ |
|
|
513 class |
|
|
514 tree_argument_list : public tree |
|
|
515 { |
|
|
516 public: |
|
|
517 tree_argument_list (void); |
|
|
518 tree_argument_list (tree *t); |
|
|
519 |
|
|
520 ~tree_argument_list (void); |
|
|
521 |
|
|
522 tree_argument_list *chain (tree *t); |
|
|
523 tree_argument_list *reverse (void); |
|
|
524 int length (void); |
|
|
525 |
|
|
526 tree_argument_list *next_elem (void); |
|
|
527 |
|
|
528 tree_constant *convert_to_const_vector (int& nargs); |
|
|
529 |
|
|
530 tree_constant eval (int print); |
|
|
531 |
|
|
532 private: |
|
|
533 tree *arg; |
|
|
534 tree_argument_list *next; |
|
|
535 }; |
|
|
536 |
|
|
537 /* |
|
|
538 * Parameter lists. Almost like argument lists, except that the |
|
|
539 * elements are only supposed to be identifiers, never constants or |
|
|
540 * expressions. |
|
|
541 */ |
|
|
542 class |
|
|
543 tree_parameter_list : public tree |
|
|
544 { |
|
|
545 public: |
|
|
546 tree_parameter_list (void); |
|
|
547 tree_parameter_list (tree_identifier *t); |
|
|
548 |
|
|
549 ~tree_parameter_list (void); |
|
|
550 |
|
|
551 tree_parameter_list *chain (tree_identifier *t); |
|
|
552 tree_parameter_list *reverse (void); |
|
|
553 int length (void); |
|
|
554 |
|
200
|
555 char *name (void) const; |
|
1
|
556 |
|
|
557 void mark_as_formal_parameters (void); |
|
|
558 |
|
|
559 tree_identifier *define (tree_constant *t); |
|
|
560 |
|
|
561 tree_parameter_list *next_elem (void); |
|
|
562 |
|
|
563 tree_constant eval (int print); |
|
|
564 |
|
|
565 private: |
|
|
566 tree_identifier *param; |
|
|
567 tree_parameter_list *next; |
|
|
568 }; |
|
|
569 |
|
|
570 /* |
|
|
571 * Return lists. Almost like parameter lists, except that the |
|
|
572 * elements may also be index expressions. |
|
|
573 */ |
|
|
574 class |
|
|
575 tree_return_list : public tree |
|
|
576 { |
|
|
577 public: |
|
|
578 tree_return_list (void); |
|
|
579 tree_return_list (tree_identifier *t); |
|
|
580 tree_return_list (tree_index_expression *t); |
|
|
581 |
|
|
582 ~tree_return_list (void); |
|
|
583 |
|
|
584 tree_return_list *chain (tree_identifier *t); |
|
|
585 tree_return_list *chain (tree_index_expression *t); |
|
|
586 tree_return_list *reverse (void); |
|
|
587 int length (void); |
|
|
588 |
|
|
589 tree_index_expression *idx_expr (void); |
|
|
590 |
|
|
591 tree_return_list *next_elem (void); |
|
|
592 |
|
|
593 tree_constant eval (int print); |
|
|
594 |
|
|
595 private: |
|
|
596 tree_index_expression *retval; |
|
|
597 tree_return_list *next; |
|
|
598 }; |
|
|
599 |
|
|
600 /* |
|
|
601 * Word lists. |
|
|
602 */ |
|
|
603 class |
|
|
604 tree_word_list : public tree |
|
|
605 { |
|
|
606 public: |
|
|
607 tree_word_list (void); |
|
|
608 tree_word_list (char *s); |
|
|
609 |
|
|
610 ~tree_word_list (void); |
|
|
611 |
|
|
612 tree_word_list *chain (char *s); |
|
|
613 tree_word_list *reverse (void); |
|
|
614 int length (void); |
|
|
615 |
|
200
|
616 char *name (void) const; |
|
1
|
617 |
|
|
618 tree_word_list *next_elem (void); |
|
|
619 |
|
|
620 tree_constant eval (int print); |
|
|
621 |
|
|
622 private: |
|
|
623 char *word; |
|
|
624 tree_word_list *next; |
|
|
625 }; |
|
|
626 |
|
|
627 /* |
|
|
628 * A base class for commands. |
|
|
629 */ |
|
|
630 class |
|
|
631 tree_command : public tree |
|
|
632 { |
|
|
633 }; |
|
|
634 |
|
|
635 /* |
|
|
636 * A command or two to be executed. |
|
|
637 */ |
|
|
638 class |
|
|
639 tree_command_list : public tree_command |
|
|
640 { |
|
|
641 public: |
|
|
642 tree_command_list (void); |
|
|
643 tree_command_list (tree *t); |
|
|
644 |
|
|
645 ~tree_command_list (void); |
|
|
646 |
|
|
647 tree_command_list *chain (tree *t); |
|
|
648 tree_command_list *reverse (void); |
|
|
649 |
|
|
650 void set_print_flag (int print); |
|
|
651 |
|
|
652 tree_constant eval (int print); |
|
|
653 |
|
|
654 private: |
|
|
655 tree *command; // Command to execute. |
|
|
656 int print_flag; // Print result of eval for this command? |
|
|
657 tree_command_list *next; // Next command in list. |
|
|
658 }; |
|
|
659 |
|
|
660 /* |
|
195
|
661 * Global. |
|
|
662 */ |
|
|
663 class |
|
|
664 tree_global_command : public tree_command |
|
|
665 { |
|
|
666 public: |
|
|
667 tree_global_command (int l = -1, int c = -1); |
|
|
668 tree_global_command (symbol_record *s, int l = -1, int c = -1); |
|
|
669 tree_global_command (symbol_record *s, tree *e, int l = -1, int c = -1); |
|
|
670 |
|
|
671 ~tree_global_command (void); |
|
|
672 |
|
|
673 tree_global_command *chain (symbol_record *s, int l = -1, int c = -1); |
|
|
674 tree_global_command *chain (symbol_record *s, tree *e, int l = -1, int c = -1); |
|
|
675 tree_global_command *reverse (void); |
|
|
676 |
|
|
677 tree_constant eval (int print); |
|
|
678 |
|
|
679 void eval_error (void); |
|
|
680 |
|
|
681 private: |
|
|
682 symbol_record *sr; // Symbol record from local symbol table. |
|
|
683 tree *rhs; // RHS of assignment. |
|
|
684 tree_global_command *next; // Next global command. |
|
|
685 }; |
|
|
686 |
|
|
687 /* |
|
1
|
688 * While. |
|
|
689 */ |
|
|
690 class |
|
|
691 tree_while_command : public tree_command |
|
|
692 { |
|
|
693 public: |
|
191
|
694 tree_while_command (int l = -1, int c = -1); |
|
|
695 tree_while_command (tree *e, int l = -1, int c = -1); |
|
|
696 tree_while_command (tree *e, tree *lst, int l = -1, int c = -1); |
|
1
|
697 |
|
|
698 ~tree_while_command (void); |
|
|
699 |
|
|
700 tree_constant eval (int print); |
|
|
701 |
|
191
|
702 void eval_error (void); |
|
|
703 |
|
1
|
704 private: |
|
|
705 tree *expr; // Expression to test. |
|
|
706 tree *list; // List of commands to execute. |
|
|
707 }; |
|
|
708 |
|
|
709 /* |
|
|
710 * For. |
|
|
711 */ |
|
|
712 class |
|
|
713 tree_for_command : public tree_command |
|
|
714 { |
|
|
715 public: |
|
191
|
716 tree_for_command (int l = -1, int c = -1); |
|
|
717 tree_for_command (tree_index_expression *id, tree *e, tree *lst, |
|
|
718 int l = -1, int c = -1); |
|
1
|
719 |
|
|
720 ~tree_for_command (void); |
|
|
721 |
|
|
722 tree_constant eval (int print); |
|
|
723 |
|
191
|
724 void eval_error (void); |
|
|
725 |
|
1
|
726 private: |
|
117
|
727 tree_index_expression *id; // Identifier to modify. |
|
1
|
728 tree *expr; // Expression to evaluate. |
|
|
729 tree *list; // List of commands to execute. |
|
|
730 }; |
|
|
731 |
|
|
732 /* |
|
|
733 * Simple if. |
|
|
734 */ |
|
|
735 class |
|
|
736 tree_if_command : public tree_command |
|
|
737 { |
|
|
738 public: |
|
191
|
739 tree_if_command (int l = -1, int c = -1); |
|
|
740 tree_if_command (tree *t, int l = -1, int c = -1); |
|
|
741 tree_if_command (tree *e, tree *t, int l = -1, int c = -1); |
|
1
|
742 |
|
|
743 ~tree_if_command (void); |
|
|
744 |
|
191
|
745 tree_if_command *chain (tree *t, int l = -1, int c = -1); |
|
|
746 tree_if_command *chain (tree *t1, tree *t2, int l = -1, int c = -1); |
|
1
|
747 tree_if_command *reverse (void); |
|
|
748 |
|
|
749 tree_constant eval (int print); |
|
|
750 |
|
191
|
751 void eval_error (void); |
|
|
752 |
|
1
|
753 private: |
|
|
754 tree *expr; // Expression to test. |
|
|
755 tree *list; // Commands to execute. |
|
|
756 tree_if_command *next; // Next if command. |
|
|
757 }; |
|
|
758 |
|
|
759 /* |
|
|
760 * Break. |
|
|
761 */ |
|
|
762 class |
|
|
763 tree_break_command : public tree_command |
|
|
764 { |
|
|
765 public: |
|
191
|
766 tree_break_command (int l = -1, int c = -1); |
|
1
|
767 |
|
|
768 ~tree_break_command (void); |
|
|
769 |
|
|
770 tree_constant eval (int print); |
|
|
771 }; |
|
|
772 |
|
|
773 /* |
|
|
774 * Continue. |
|
|
775 */ |
|
|
776 class |
|
|
777 tree_continue_command : public tree_command |
|
|
778 { |
|
|
779 public: |
|
191
|
780 tree_continue_command (int l = -1, int c = -1); |
|
1
|
781 |
|
|
782 ~tree_continue_command (void); |
|
|
783 |
|
|
784 tree_constant eval (int print); |
|
|
785 }; |
|
|
786 |
|
|
787 /* |
|
|
788 * Return. |
|
|
789 */ |
|
|
790 class |
|
|
791 tree_return_command : public tree_command |
|
|
792 { |
|
|
793 public: |
|
191
|
794 tree_return_command (int l = -1, int c = -1); |
|
1
|
795 |
|
|
796 ~tree_return_command (void); |
|
|
797 |
|
|
798 tree_constant eval (int print); |
|
|
799 }; |
|
|
800 |
|
|
801 /* |
|
|
802 * Functions that take a list of strings as arguments. |
|
|
803 */ |
|
|
804 class |
|
|
805 tree_word_list_command : public tree_command |
|
|
806 { |
|
|
807 public: |
|
|
808 tree_word_list_command (void); |
|
|
809 tree_word_list_command (tree_identifier *id, tree_word_list *wl); |
|
|
810 |
|
|
811 ~tree_word_list_command (void); |
|
|
812 |
|
|
813 tree_constant eval (int print); |
|
|
814 |
|
|
815 private: |
|
|
816 tree_identifier *ident; |
|
|
817 tree_word_list *word_list; |
|
|
818 }; |
|
|
819 |
|
|
820 class |
|
|
821 tree_plot_command : public tree_command |
|
|
822 { |
|
|
823 public: |
|
|
824 tree_plot_command (void); |
|
|
825 tree_plot_command (tree_subplot_list *plt, int nd); |
|
|
826 tree_plot_command (tree_subplot_list *plt, tree_plot_limits *rng, int nd); |
|
|
827 |
|
|
828 ~tree_plot_command (void); |
|
|
829 |
|
|
830 tree_constant eval (int print); |
|
|
831 |
|
|
832 private: |
|
|
833 int ndim; |
|
|
834 tree_plot_limits *range; |
|
|
835 tree_subplot_list *plot_list; |
|
|
836 }; |
|
|
837 |
|
|
838 class |
|
|
839 tree_subplot_list : public tree |
|
|
840 { |
|
|
841 public: |
|
|
842 tree_subplot_list (void); |
|
|
843 tree_subplot_list (tree *data); |
|
|
844 tree_subplot_list (tree_subplot_list *t); |
|
|
845 tree_subplot_list (tree_subplot_using *u, tree *t, tree_subplot_style *s); |
|
|
846 |
|
|
847 ~tree_subplot_list (void); |
|
|
848 |
|
|
849 tree_subplot_list *set_data (tree *data); |
|
|
850 |
|
|
851 tree_subplot_list *chain (tree_subplot_list *t); |
|
|
852 |
|
|
853 tree_subplot_list *reverse (void); |
|
|
854 |
|
|
855 tree_subplot_list *next_elem (void); |
|
|
856 |
|
|
857 tree_constant eval (int print); |
|
|
858 // tree_constant *eval (int print, int nargout); |
|
|
859 |
|
|
860 int print (int ndim, ostrstream& plot_buf); |
|
|
861 |
|
|
862 private: |
|
|
863 tree *plot_data; |
|
|
864 tree_subplot_using *using; |
|
|
865 tree *title; |
|
|
866 tree_subplot_style *style; |
|
|
867 tree_subplot_list *next; |
|
|
868 }; |
|
|
869 |
|
|
870 class |
|
|
871 tree_plot_limits : public tree |
|
|
872 { |
|
|
873 public: |
|
|
874 tree_plot_limits (void); |
|
|
875 tree_plot_limits (tree_plot_range *xlim); |
|
|
876 tree_plot_limits (tree_plot_range *xlim, tree_plot_range *ylim); |
|
|
877 tree_plot_limits (tree_plot_range *xlim, tree_plot_range *ylim, |
|
|
878 tree_plot_range *zlim); |
|
|
879 |
|
|
880 ~tree_plot_limits (void); |
|
|
881 |
|
|
882 tree_constant eval (int print); |
|
|
883 |
|
|
884 void print (int print, ostrstream& plot_buf); |
|
|
885 |
|
|
886 private: |
|
|
887 tree_plot_range *x_range; |
|
|
888 tree_plot_range *y_range; |
|
|
889 tree_plot_range *z_range; |
|
|
890 }; |
|
|
891 |
|
|
892 class |
|
|
893 tree_plot_range : public tree |
|
|
894 { |
|
|
895 public: |
|
|
896 tree_plot_range (void); |
|
|
897 tree_plot_range (tree *l, tree *u); |
|
|
898 |
|
|
899 ~tree_plot_range (void); |
|
|
900 |
|
|
901 tree_constant eval (int print); |
|
|
902 |
|
|
903 void print (ostrstream& plot_buf); |
|
|
904 |
|
|
905 private: |
|
|
906 tree *lower; |
|
|
907 tree *upper; |
|
|
908 }; |
|
|
909 |
|
|
910 class |
|
|
911 tree_subplot_using : public tree |
|
|
912 { |
|
|
913 public: |
|
|
914 tree_subplot_using (void); |
|
|
915 tree_subplot_using (tree *fmt); |
|
|
916 |
|
|
917 ~tree_subplot_using (void); |
|
|
918 |
|
|
919 tree_subplot_using *set_format (tree *fmt); |
|
|
920 |
|
|
921 tree_subplot_using *add_qualifier (tree *t); |
|
|
922 |
|
|
923 tree_constant eval (int print); |
|
|
924 |
|
|
925 int print (int ndim, int n_max, ostrstream& plot_buf); |
|
|
926 |
|
|
927 private: |
|
|
928 int qualifier_count; |
|
|
929 tree *x[4]; |
|
|
930 tree *scanf_fmt; |
|
|
931 }; |
|
|
932 |
|
|
933 class |
|
|
934 tree_subplot_style : public tree |
|
|
935 { |
|
|
936 public: |
|
|
937 tree_subplot_style (void); |
|
|
938 tree_subplot_style (char *s); |
|
|
939 tree_subplot_style (char *s, tree *lt); |
|
|
940 tree_subplot_style (char *s, tree *lt, tree *pt); |
|
|
941 |
|
|
942 ~tree_subplot_style (void); |
|
|
943 |
|
|
944 tree_constant eval (int print); |
|
|
945 |
|
|
946 int print (ostrstream& plot_buf); |
|
|
947 |
|
|
948 private: |
|
|
949 char *style; |
|
|
950 tree *linetype; |
|
|
951 tree *pointtype; |
|
|
952 }; |
|
|
953 |
|
|
954 #endif |
|
|
955 |
|
|
956 /* |
|
|
957 ;;; Local Variables: *** |
|
|
958 ;;; mode: C++ *** |
|
|
959 ;;; page-delimiter: "^/\\*" *** |
|
|
960 ;;; End: *** |
|
|
961 */ |
