1 | // |
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2 | // C++ Implementation: itpp_ext |
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3 | // |
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4 | // Description: |
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5 | // |
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6 | // |
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7 | // Author: smidl <smidl@utia.cas.cz>, (C) 2008 |
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8 | // |
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9 | // Copyright: See COPYING file that comes with this distribution |
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10 | // |
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11 | // |
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12 | |
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13 | #include "user_info.h" |
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14 | |
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15 | namespace bdm |
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16 | { |
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17 | |
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18 | |
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19 | ///////////////////////// UI FILE ///////////////////////////////////////////// |
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20 | |
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21 | |
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22 | UI_File::UI_File () |
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23 | { |
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24 | setAutoConvert( true ); |
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25 | } |
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26 | |
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27 | //! loads root element from a file |
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28 | UI_File::UI_File ( const string &file_name ) |
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29 | { |
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30 | setAutoConvert( true ); |
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31 | try |
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32 | { |
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33 | readFile( file_name.c_str() ); |
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34 | } |
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35 | catch ( FileIOException f ) |
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36 | { |
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37 | it_error ( "UI error: file " + file_name + " not found." ); |
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38 | } |
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39 | catch ( ParseException& P ) |
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40 | { |
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41 | stringstream msg; |
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42 | msg << "UI error: parsing error """ << P.getError() << """ in file " << file_name << " on line " << P.getLine() << "."; |
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43 | it_error ( msg.str() ); |
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44 | } |
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45 | } |
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46 | |
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47 | |
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48 | //! save UserInfo to the file (typically with an XML extension) |
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49 | void UI_File::save( const string &file_name ) |
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50 | { |
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51 | try |
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52 | { |
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53 | writeFile ( file_name.c_str() ); |
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54 | } |
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55 | catch ( FileIOException f ) |
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56 | { |
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57 | it_error( "UI error: file " + file_name + " is inacessible." ); |
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58 | } |
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59 | } |
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60 | |
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61 | UI_File::operator Setting&() |
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62 | { |
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63 | return getRoot(); |
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64 | } |
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65 | ///////////////////////// INTERNAL MAPPED_UI ///////////////////////////////////////////// |
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66 | |
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67 | UI::Mapped_UI::String_To_UI_Map& UI::Mapped_UI::mapped_strings() |
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68 | { |
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69 | static String_To_UI_Map var; |
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70 | return var; |
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71 | } |
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72 | |
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73 | UI::Mapped_UI::Type_Info_To_String_Map& UI::Mapped_UI::mapped_type_infos() |
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74 | { |
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75 | static Type_Info_To_String_Map var; |
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76 | return var; |
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77 | } |
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78 | |
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79 | void UI::Mapped_UI::add_class( const string &class_name, const type_info * const class_type_info, const UI* const ui ) |
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80 | { |
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81 | pair< const string, const UI* const > new_pair = make_pair( class_name, ui ); |
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82 | mapped_strings().insert( new_pair ); |
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83 | mapped_type_infos().insert( make_pair( class_type_info, new_pair.first ) ); |
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84 | } |
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85 | |
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86 | const UI& UI::Mapped_UI::retrieve_ui( const string &class_name ) |
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87 | { |
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88 | String_To_UI_Map::const_iterator iter = mapped_strings().find( class_name ); |
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89 | if ( iter == mapped_strings().end()) |
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90 | it_error ( "UI error: class " + class_name + " was not properly registered. Use the macro ""UIREGISTER([class name]);"" within your code." ); |
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91 | return *iter->second; |
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92 | } |
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93 | |
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94 | const string& UI::Mapped_UI::retrieve_class_name( const type_info * const class_type_info ) |
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95 | { |
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96 | Type_Info_To_String_Map::const_iterator iter = mapped_type_infos().find( class_type_info ); |
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97 | if ( iter == mapped_type_infos().end()) |
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98 | it_error ( "UI error: class with RTTI name " + string(class_type_info->name()) + " was not properly registered. Use the macro ""UIREGISTER([class name]);"" within your code." ); |
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99 | return iter->second; |
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100 | } |
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101 | |
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102 | ///////////////////////// INTERNAL LINK EXPANDER ///////////////////////////////////////////// |
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103 | |
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104 | UI::Link_Expander::Link_Expander( const Setting &potential_link ) |
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105 | { |
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106 | file = NULL; |
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107 | result = &potential_link; |
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108 | |
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109 | if ( potential_link.getType() != Setting::TypeString ) |
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110 | return; |
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111 | |
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112 | string link = (string) potential_link; |
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113 | size_t aerobase = link.find('@'); |
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114 | if ( aerobase != string::npos ) |
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115 | { |
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116 | string file_name = link.substr( aerobase + 1, link.length() ); |
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117 | file = new UI_File( file_name ); |
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118 | result = &(Setting&)(*file); |
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119 | link = link.substr( 0, aerobase ); |
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120 | } |
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121 | else |
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122 | while ( !result->isRoot() ) |
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123 | result = &result->getParent(); |
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124 | |
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125 | if ( !result->exists( link ) ) |
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126 | ui_error( "linked Setting was not found", potential_link ); |
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127 | |
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128 | result = &(*result)[link]; |
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129 | } |
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130 | |
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131 | UI::Link_Expander::~Link_Expander() |
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132 | { |
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133 | if ( file ) delete file; |
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134 | } |
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135 | |
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136 | const Setting& UI::Link_Expander::root() const |
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137 | { |
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138 | return *result; |
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139 | } |
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140 | |
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141 | ///////////////////////// UI ///////////////////////////////////////////// |
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142 | |
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143 | void UI::ui_error( string message, const Setting &element ) |
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144 | { |
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145 | stringstream error_message; |
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146 | error_message << "UI error: " << message << "! Check path """ << element.getPath() << """, source line " << element.getSourceLine() << "."; |
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147 | it_error ( error_message.str() ); |
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148 | } |
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149 | |
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150 | //! This methods - kvuli ukladani pole stringu, dat jen privatne? |
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151 | void UI::save( const string &str, Setting &element ) |
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152 | { |
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153 | Setting &root = element.add( Setting::TypeString ); |
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154 | root = str; |
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155 | } |
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156 | |
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157 | void UI::save( const mat &matrix, Setting &element, const string &name) |
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158 | { |
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159 | |
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160 | Setting &root = (name == "") ? element.add( Setting::TypeList ) |
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161 | : element.add( name, Setting::TypeList ); |
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162 | |
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163 | Setting &cols = root.add( Setting::TypeInt ); |
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164 | cols = matrix.cols(); |
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165 | |
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166 | Setting &rows = root.add( Setting::TypeInt ); |
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167 | rows = matrix.rows(); |
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168 | |
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169 | Setting &elements = root.add( Setting::TypeArray ); |
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170 | |
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171 | // build matrix row-wise |
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172 | for ( int i=0; i<matrix.rows(); i++ ) |
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173 | for ( int j=0; j<matrix.cols(); j++) |
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174 | { |
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175 | Setting &new_field = elements.add(Setting::TypeFloat); |
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176 | new_field = matrix(i,j); |
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177 | } |
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178 | } |
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179 | |
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180 | |
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181 | //! This methods tries to save a integer vector |
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182 | void UI::save( const ivec &vector, Setting &element, const string &name) |
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183 | { |
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184 | |
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185 | Setting &root = (name == "") ? element.add( Setting::TypeArray ) |
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186 | : element.add( name, Setting::TypeArray ); |
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187 | for ( int i=0; i<vector.length(); i++ ) |
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188 | { |
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189 | Setting &new_field = root.add(Setting::TypeInt); |
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190 | new_field = vector(i); |
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191 | } |
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192 | } |
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193 | |
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194 | |
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195 | //! This methods tries to save a double vector |
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196 | void UI::save( const vec &vector, Setting &element, const string &name) |
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197 | { |
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198 | |
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199 | Setting &root = (name == "") ? element.add( Setting::TypeArray ) |
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200 | : element.add( name, Setting::TypeArray ); |
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201 | for ( int i=0; i<vector.length(); i++ ) |
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202 | { |
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203 | Setting &new_field = root.add(Setting::TypeFloat); |
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204 | new_field = vector(i); |
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205 | } |
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206 | } |
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207 | |
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208 | |
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209 | //! This methods tries to build a new double matrix |
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210 | |
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211 | void UI::from_setting( mat& matrix, const Setting &element ) |
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212 | { |
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213 | const Link_Expander link_expander( element ); |
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214 | const Setting &root = link_expander.root(); |
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215 | |
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216 | if ( root.isNumber() ) |
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217 | { |
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218 | matrix.set_size( 1, 1 ); |
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219 | matrix(0,0) = root; |
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220 | return; |
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221 | } |
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222 | |
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223 | if ( root.isList() ) |
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224 | { |
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225 | if ( root.getLength() != 3 ) |
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226 | ui_error( "the setting supposed to represent a matrix element has wrong syntax", root ); |
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227 | |
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228 | Setting &rows_setting = root[0]; |
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229 | Setting &cols_setting = root[1]; |
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230 | Setting &elements = root[2]; |
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231 | |
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232 | ASSERT_UITYPE(cols_setting,TypeInt); |
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233 | ASSERT_UITYPE(rows_setting,TypeInt); |
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234 | ASSERT_UITYPE(elements,TypeArray); |
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235 | |
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236 | int cols = cols_setting; |
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237 | int rows = rows_setting; |
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238 | |
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239 | if ( cols < 0 | rows < 0 ) |
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240 | ui_error( "the dimensions of a matrix has to be non-negative", root ); |
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241 | |
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242 | if ( elements.getLength() != cols * rows ) |
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243 | ui_error( "the count of the matrix elements is incompatible with matrix dimension", elements ); |
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244 | |
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245 | matrix.set_size( rows, cols ); |
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246 | |
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247 | if ( cols == 0 || rows == 0 ) |
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248 | return; |
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249 | |
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250 | if ( !elements[0].isNumber() ) |
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251 | ui_error( "matrix elements have to be numbers", elements[0] ); |
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252 | |
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253 | // build matrix row-wise |
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254 | int k = 0; |
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255 | for ( int i=0; i<rows; i++ ) |
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256 | for ( int j=0; j<cols; j++) |
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257 | matrix(i,j) = elements[k++]; |
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258 | return; |
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259 | } |
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260 | |
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261 | ui_error( "only numeric types or TypeList are supported as matrix values", root ); |
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262 | } |
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263 | |
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264 | //! This methods tries to build a new integer vector |
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265 | void UI::from_setting( ivec &vector, const Setting &element ) |
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266 | { |
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267 | const Link_Expander link_expander( element ); |
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268 | const Setting &root = link_expander.root(); |
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269 | |
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270 | if ( root.isNumber() ) |
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271 | { |
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272 | ASSERT_UITYPE(root,TypeInt); |
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273 | vector.set_length( 1 ); |
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274 | vector(0) = root; |
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275 | return; |
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276 | } |
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277 | |
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278 | if ( root.isList() ) |
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279 | { |
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280 | if ( root.getLength() != 3 ) |
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281 | ui_error( "the setting supposed to represent a matrix element has wrong syntax", root ); |
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282 | |
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283 | Setting &cols_setting = root[0]; |
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284 | Setting &rows_setting = root[1]; |
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285 | Setting &elements = root[2]; |
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286 | |
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287 | ASSERT_UITYPE(cols_setting,TypeInt); |
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288 | ASSERT_UITYPE(rows_setting,TypeInt); |
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289 | ASSERT_UITYPE(elements,TypeArray); |
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290 | |
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291 | int cols = cols_setting; |
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292 | int rows = rows_setting; |
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293 | |
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294 | if ( cols < 0 | rows < 0) |
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295 | ui_error( "the dimensions of a matrix has to be non-negative", root ); |
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296 | |
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297 | if ( elements.getLength() != cols * rows ) |
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298 | ui_error( "the count of the matrix elements is incompatible with matrix dimension", elements ); |
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299 | |
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300 | if ( cols != 1 & rows !=1) |
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301 | ui_error( "the vector length is invalid, it seems to be rather a matrix", elements ); |
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302 | |
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303 | int len = rows * cols; |
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304 | vector.set_length ( len ); |
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305 | if ( len == 0 ) return; |
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306 | |
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307 | ASSERT_UITYPE(elements[0],TypeInt); |
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308 | for ( int i=0; i<len; i++ ) |
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309 | vector(i) = elements[i]; |
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310 | return; |
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311 | } |
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312 | |
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313 | if ( root.isArray() ) |
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314 | { |
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315 | int len = root.getLength(); |
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316 | vector.set_length( len ); |
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317 | if ( len == 0 ) return; |
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318 | |
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319 | ASSERT_UITYPE(root[0],TypeInt); |
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320 | for ( int i=0; i < len; i++ ) |
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321 | vector(i) = root[i]; |
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322 | return; |
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323 | } |
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324 | |
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325 | ui_error( "only numeric types, TypeArray or TypeList are supported as vector values", root ); |
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326 | } |
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327 | |
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328 | //! This methods tries to build a new double vector |
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329 | void UI::from_setting( vec &vector, const Setting &element ) |
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330 | { |
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331 | const Link_Expander link_expander( element ); |
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332 | const Setting &root = link_expander.root(); |
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333 | |
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334 | if ( root.isNumber() ) |
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335 | { |
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336 | vector.set_length( 1 ); |
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337 | vector(0) = root; |
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338 | return; |
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339 | } |
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340 | |
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341 | if ( root.isList() ) |
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342 | { |
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343 | if ( root.getLength() != 3 ) |
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344 | ui_error( "the setting supposed to represent a matrix element has wrong syntax", root ); |
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345 | |
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346 | Setting &cols_setting = root[0]; |
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347 | Setting &rows_setting = root[1]; |
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348 | Setting &elements = root[2]; |
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349 | |
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350 | ASSERT_UITYPE(cols_setting,TypeInt); |
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351 | ASSERT_UITYPE(rows_setting,TypeInt); |
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352 | ASSERT_UITYPE(elements,TypeArray); |
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353 | |
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354 | int cols = cols_setting; |
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355 | int rows = rows_setting; |
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356 | |
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357 | if ( cols < 0 | rows < 0) |
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358 | ui_error( "the dimensions of a matrix has to be non-negative", root ); |
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359 | |
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360 | if ( elements.getLength() != cols * rows ) |
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361 | ui_error( "the count of the matrix elements is incompatible with matrix dimension", elements ); |
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362 | |
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363 | if ( cols != 1 & rows !=1) |
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364 | ui_error( "the vector length is invalid, it seems to be rather a matrix", elements ); |
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365 | |
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366 | int len = rows * cols; |
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367 | vector.set_length ( len ); |
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368 | if ( len == 0 ) return; |
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369 | |
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370 | if ( !elements[0].isNumber()) |
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371 | ui_error("a vector element has to be a number", elements[0]); |
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372 | |
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373 | for ( int i=0; i<len; i++ ) |
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374 | vector(i) = elements[i]; |
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375 | return; |
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376 | } |
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377 | |
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378 | if ( root.isArray() ) |
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379 | { |
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380 | int len = root.getLength(); |
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381 | vector.set_length( len ); |
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382 | if ( len == 0 ) return; |
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383 | |
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384 | if ( !root[0].isNumber()) |
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385 | ui_error("a vector element has to be a number", root[0]); |
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386 | |
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387 | for ( int i=0; i < len; i++ ) |
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388 | vector(i) = root[i]; |
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389 | return; |
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390 | } |
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391 | |
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392 | ui_error( "only numeric types, TypeArray or TypeList are supported as vector values", root ); |
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393 | } |
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394 | |
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395 | |
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396 | void UI::from_setting( string &str, const Setting &element ) |
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397 | { |
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398 | ASSERT_UITYPE(element,TypeString); |
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399 | str = (string) element; |
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400 | } |
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401 | |
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402 | |
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403 | ///////////////////////// UI FILE ///////////////////////////////////////////// |
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404 | //! This methods tries to save an instance of type T (or some of its descendant types) |
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405 | //! and build DOM tree accordingly. Then, it creates a new DOMNode named according class_name |
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406 | //! and connecti it to the passed Setting as a new child node. |
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407 | const Setting& UI::to_child_setting( const Setting &element, const int index ) |
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408 | { |
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409 | if ( !element.isList()) |
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410 | ui_error( "only TypeList elements could be indexed by integers", element ); |
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411 | |
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412 | if ( element.getLength() <= index ) |
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413 | ui_error( "there is not any child with index " + index, element ); |
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414 | |
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415 | return element[index]; |
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416 | } |
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417 | |
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418 | const Setting& UI::to_child_setting( const Setting &element, const string &name ) |
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419 | { |
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420 | ASSERT_UITYPE(element,TypeGroup); |
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421 | if ( !element.exists( name ) ) |
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422 | ui_error( "there is not any child named """ + name, element ); |
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423 | return element[name]; |
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424 | } |
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425 | |
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426 | |
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427 | } |
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