1 | /* |
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2 | orxonox - the future of 3D-vertical-scrollers |
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3 | |
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4 | Copyright (C) 2004 orx |
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5 | |
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6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2, or (at your option) |
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9 | any later version. |
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10 | |
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11 | ### File Specific: |
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12 | main-programmer: Benjamin Grauer |
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13 | co-programmer: ... |
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14 | */ |
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15 | |
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16 | //#define DEBUG_SPECIAL_MODULE DEBUG_MODULE_ |
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17 | |
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18 | #include "multi_type.h" |
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19 | |
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20 | //#include "stdincl.h" |
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21 | #include <stddef.h> |
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22 | #include <stdlib.h> |
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23 | #include <string.h> |
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24 | #include <stdio.h> |
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25 | #include <sstream> |
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26 | |
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27 | #ifdef DEBUG |
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28 | #include "debug.h" |
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29 | #endif |
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30 | |
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31 | using namespace std; |
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32 | |
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33 | /** |
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34 | * @brief creates a multiType without any stored value at all. |
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35 | */ |
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36 | MultiType::MultiType(MT_Type type) |
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37 | { |
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38 | this->type = type; |
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39 | switch (this->type) |
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40 | { |
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41 | default: |
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42 | this->value.Float = 0.0f; |
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43 | break; |
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44 | case MT_BOOL: |
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45 | this->value.Bool = false; |
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46 | break; |
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47 | case MT_INT: |
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48 | this->value.Int = 0; |
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49 | break; |
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50 | case MT_FLOAT: |
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51 | this->value.Float = 0.0f; |
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52 | break; |
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53 | case MT_CHAR: |
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54 | this->value.Char = '\0'; |
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55 | break; |
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56 | case MT_STRING: |
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57 | this->storedString = ""; |
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58 | break; |
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59 | } |
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60 | } |
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61 | /** |
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62 | * @brief creates a multiType out of a boolean |
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63 | * @param value the Value of this MulitType |
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64 | */ |
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65 | MultiType::MultiType(bool value) |
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66 | { |
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67 | this->setBool(value); |
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68 | } |
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69 | |
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70 | /** |
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71 | * @brief creates a multiType out of an integer |
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72 | * @param value the Value of this MulitType |
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73 | */ |
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74 | MultiType::MultiType(int value) |
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75 | { |
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76 | this->setInt(value); |
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77 | } |
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78 | |
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79 | /** |
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80 | * @brief creates a multiType out of a float (double) |
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81 | * @param value the Value of this MulitType |
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82 | */ |
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83 | MultiType::MultiType(double value) |
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84 | { |
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85 | this->setFloat(value); |
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86 | } |
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87 | |
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88 | /** |
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89 | * @brief creates a multiType out of a char |
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90 | * @param value the Value of this MulitType |
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91 | */ |
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92 | MultiType::MultiType(char value) |
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93 | { |
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94 | this->setChar(value); |
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95 | } |
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96 | |
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97 | /** |
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98 | * @brief creates a multiType out of a String |
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99 | * @param value the Value of this MulitType |
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100 | */ |
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101 | MultiType::MultiType(const std::string& value) |
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102 | { |
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103 | this->setString(value); |
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104 | } |
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105 | |
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106 | /** |
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107 | * @brief constructs a new MultiType from another one (copy) |
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108 | */ |
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109 | MultiType::MultiType(const MultiType& multiType) |
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110 | { |
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111 | *this = multiType; |
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112 | } |
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113 | |
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114 | /** |
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115 | * @brief standard deconstructor |
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116 | */ |
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117 | MultiType::~MultiType () |
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118 | { } |
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119 | |
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120 | /** |
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121 | * @brief copy operator |
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122 | * @param mt: the entity to copy |
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123 | * @returns A Copy of itself. (strings inside are copied as well) |
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124 | */ |
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125 | MultiType& MultiType::operator= (const MultiType& mt) |
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126 | { |
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127 | this->type = mt.type; |
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128 | this->value = mt.value; |
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129 | this->storedString = mt.storedString; |
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130 | |
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131 | return *this; |
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132 | } |
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133 | |
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134 | /** |
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135 | * @brief checks if the two Multitypes match |
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136 | * @param mt MultiType to check against this one |
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137 | * @returns true on match. false otherwise |
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138 | * |
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139 | * Two MultiType match if and only if |
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140 | * 1. the internal Type is the same |
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141 | * 2. the stored values match |
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142 | */ |
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143 | bool MultiType::operator==(const MultiType& mt) const |
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144 | { |
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145 | if (this->type != mt.type) |
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146 | return false; |
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147 | |
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148 | switch (this->type) |
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149 | { |
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150 | case MT_NULL: |
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151 | return true; |
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152 | case MT_BOOL: |
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153 | return (this->value.Bool == mt.value.Bool); |
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154 | case MT_INT: |
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155 | return (this->value.Int == mt.value.Int); |
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156 | case MT_CHAR: |
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157 | return (this->value.Char == mt.value.Char); |
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158 | case MT_FLOAT: |
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159 | return (this->value.Float == mt.value.Float); |
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160 | case MT_STRING: |
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161 | return (this->storedString == mt.storedString); |
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162 | default: |
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163 | return false; |
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164 | } |
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165 | } |
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166 | |
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167 | |
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168 | /** |
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169 | * @brief sets the type of this MultiType and resets to the default value |
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170 | * @param type the new Type |
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171 | */ |
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172 | void MultiType::setType(MT_Type type) |
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173 | { |
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174 | if (this->type == type) |
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175 | return; |
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176 | |
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177 | switch (type) |
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178 | { |
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179 | case MT_BOOL: |
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180 | this->setBool(this->getBool()); |
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181 | break; |
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182 | case MT_INT: |
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183 | this->setInt(this->getInt()); |
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184 | break; |
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185 | case MT_FLOAT: |
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186 | this->setFloat(this->getFloat()); |
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187 | break; |
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188 | case MT_CHAR: |
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189 | this->setChar(this->getChar()); |
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190 | break; |
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191 | case MT_STRING: |
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192 | this->setString(this->getString()); |
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193 | break; |
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194 | default: |
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195 | this->type = type; |
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196 | } |
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197 | } |
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198 | |
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199 | /** |
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200 | * @brief sets the Value of mt without changing the type of this MultiType |
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201 | * @param mt: the MultiType to get the value from |
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202 | * |
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203 | * This is a pure Value copy. The current type will be preserved. |
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204 | * |
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205 | * @TODO speedup |
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206 | */ |
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207 | void MultiType::setValueOf(const MultiType& mt) |
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208 | { |
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209 | MT_Type prevType = this->type; |
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210 | |
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211 | *this = mt; |
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212 | this->setType(prevType); |
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213 | } |
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214 | |
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215 | |
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216 | /** |
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217 | * @brief sets a new Value to the MultiType |
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218 | * @param value the new Value as a bool |
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219 | */ |
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220 | void MultiType::setBool(bool value) |
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221 | { |
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222 | this->type = MT_BOOL; |
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223 | this->value.Bool = value; |
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224 | } |
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225 | |
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226 | /** |
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227 | * @brief sets a new Value to the MultiType |
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228 | * @param value the new Value as an int |
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229 | */ |
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230 | void MultiType::setInt(int value) |
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231 | { |
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232 | this->type = MT_INT; |
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233 | this->value.Int = value; |
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234 | } |
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235 | |
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236 | /** |
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237 | * @brief sets a new Value to the MultiType |
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238 | * @param value the new Value as a float |
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239 | */ |
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240 | void MultiType::setFloat(float value) |
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241 | { |
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242 | this->type = MT_FLOAT; |
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243 | this->value.Float = value; |
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244 | } |
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245 | |
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246 | /** |
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247 | * @brief sets a new Value to the MultiType |
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248 | * @param value the new Value as a char |
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249 | */ |
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250 | void MultiType::setChar(char value) |
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251 | { |
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252 | this->type = MT_CHAR; |
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253 | this->value.Char = value; |
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254 | } |
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255 | |
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256 | /** |
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257 | * @brief sets a new Value to the MultiType |
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258 | * @param value the new Value as a String |
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259 | */ |
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260 | void MultiType::setString(const std::string& value) |
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261 | { |
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262 | this->type = MT_STRING; |
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263 | this->storedString = value; |
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264 | } |
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265 | |
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266 | |
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267 | /************************** |
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268 | *** RETRIEVAL FUNCTIONS *** |
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269 | **************************/ |
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270 | /** |
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271 | * @returns the Value of this MultiType as a int |
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272 | */ |
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273 | bool MultiType::getBool() const |
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274 | { |
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275 | // default case: |
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276 | if (this->type & MT_BOOL) |
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277 | return this->value.Bool; |
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278 | // Special Cases: |
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279 | else if (this->type & MT_INT) return (this->value.Int == 0)? false : true; |
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280 | else if (this->type & MT_FLOAT) return (this->value.Float == 0.0f)? false : true; |
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281 | else if (this->type & MT_CHAR) return (this->value.Char == '\0')? false : true; |
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282 | else if (this->type & MT_STRING) return (this->storedString == "true" || |
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283 | this->storedString == "TRUE" || |
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284 | this->storedString != "0"); //! @TODO make this better... |
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285 | |
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286 | return false; |
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287 | } |
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288 | |
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289 | /** |
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290 | * @returns the Value of this MultiType as a int |
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291 | */ |
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292 | int MultiType::getInt() const |
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293 | { |
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294 | // default case: |
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295 | if (this->type & MT_INT) |
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296 | return this->value.Int; |
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297 | if (this->type & MT_BOOL) return (this->value.Bool)? 1 : 0; |
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298 | else if (this->type & MT_FLOAT) return (int) this->value.Float; |
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299 | else if (this->type & MT_CHAR) return (int) this->value.Char; |
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300 | else if (this->type & MT_STRING) |
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301 | { |
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302 | std::stringstream ssStream(this->storedString); |
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303 | int iReturn; |
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304 | ssStream >> iReturn; |
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305 | return iReturn; |
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306 | } |
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307 | return 0; |
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308 | } |
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309 | |
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310 | |
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311 | /** |
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312 | * @returns the Value of this MultiType as a float |
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313 | */ |
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314 | float MultiType::getFloat() const |
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315 | { |
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316 | // default case: |
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317 | if (this->type & MT_FLOAT) |
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318 | return this->value.Float; |
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319 | if (this->type & MT_BOOL) return (this->value.Bool == true)? 1.0f : 0.0f; |
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320 | else if (this->type & MT_INT) return (float) this->value.Int; |
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321 | else if (this->type & MT_CHAR) return (float) this->value.Char; |
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322 | else if (this->type & MT_STRING) |
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323 | { |
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324 | char* endPtr = NULL; |
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325 | double result = strtod(this->storedString.c_str(), &endPtr); |
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326 | if ( endPtr >= this->storedString.c_str() && endPtr < this->storedString.c_str() + this->storedString.size()) |
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327 | return 0.0f; |
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328 | else |
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329 | return result; |
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330 | } |
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331 | return 0.0f; |
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332 | } |
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333 | |
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334 | |
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335 | /** |
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336 | * @returns the Value of this MultiType as a char |
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337 | */ |
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338 | char MultiType::getChar() const |
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339 | { |
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340 | // default case: |
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341 | if (this->type & MT_INT) |
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342 | return this->value.Int; |
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343 | if (this->type & MT_BOOL) return (this->value.Bool)? 'y' : 'n'; |
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344 | else if (this->type & MT_INT) return (int) this->value.Int; |
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345 | else if (this->type & MT_FLOAT) return (char) this->value.Float; |
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346 | else if (this->type & MT_STRING) return this->storedString[0]; |
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347 | |
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348 | return '\0'; |
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349 | } |
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350 | |
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351 | |
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352 | /** |
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353 | * @returns the Value of this MultiType as a String |
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354 | */ |
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355 | std::string MultiType::getString() const |
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356 | { |
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357 | // default case: |
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358 | if (this->type & MT_STRING) |
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359 | return this->storedString; |
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360 | else |
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361 | { |
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362 | if (this->type & MT_BOOL) return (this->value.Bool)? "true" : "false"; |
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363 | |
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364 | else if (this->type & MT_INT) |
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365 | { |
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366 | char tmpString[32]; |
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367 | sprintf(tmpString, "%d", this->value.Int); |
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368 | return tmpString; |
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369 | } |
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370 | else if (this->type & MT_FLOAT) |
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371 | { |
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372 | char tmpString[64]; |
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373 | sprintf(tmpString, "%f", this->value.Float); |
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374 | return tmpString; |
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375 | } |
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376 | else if (this->type & MT_CHAR) |
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377 | { |
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378 | char tmpString[2]; |
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379 | tmpString[0] = this->value.Char; |
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380 | tmpString[1] = '\0'; |
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381 | return tmpString; |
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382 | } |
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383 | } |
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384 | return ""; |
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385 | } |
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386 | |
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387 | /** |
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388 | * @brief returns a Constant string (actually this is slower than getString() |
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389 | * @returns a constant string of the stored version's one. |
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390 | * @note this could lead to a inconsistency of data |
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391 | */ |
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392 | const std::string& MultiType::getConstString() const |
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393 | { |
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394 | |
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395 | MultiType::constString = this->getString(); |
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396 | return MultiType::constString; |
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397 | } |
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398 | |
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399 | |
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400 | /** |
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401 | * @returns a formated c-string of the held value |
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402 | */ |
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403 | const char* MultiType::getCString() |
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404 | { |
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405 | if (this->type & MT_STRING) return this->storedString.c_str(); |
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406 | else |
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407 | { |
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408 | this->storedString = this->getString(); |
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409 | return this->storedString.c_str(); |
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410 | } |
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411 | } |
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412 | |
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413 | /** |
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414 | * @brief prints out some nice debug output |
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415 | */ |
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416 | void MultiType::debug() const |
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417 | { |
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418 | #ifdef DEBUG |
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419 | PRINT(0) |
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420 | #else |
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421 | printf |
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422 | #endif |
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423 | ("MultiType of Type '%s' :: Values: BOOL: '%d', INT: '%d', FLOAT: '%f', CHAR: '%c', STRING '%s'\n", |
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424 | MultiType::MultiTypeToString(this->type).c_str(), |
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425 | this->getBool(), |
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426 | this->getInt(), |
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427 | this->getFloat(), |
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428 | this->getChar(), |
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429 | this->getString().c_str() |
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430 | ); |
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431 | } |
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432 | |
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433 | |
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434 | /** |
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435 | * @brief Resets the MultiType to default values. |
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436 | */ |
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437 | void MultiType::reset() |
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438 | { |
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439 | switch ( this->type ) |
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440 | { |
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441 | case MT_BOOL: |
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442 | this->setBool(false); |
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443 | break; |
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444 | case MT_INT: |
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445 | this->setInt(0); |
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446 | break; |
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447 | case MT_FLOAT: |
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448 | this->setFloat(0.0f); |
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449 | break; |
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450 | case MT_CHAR: |
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451 | this->setChar('\0'); |
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452 | break; |
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453 | case MT_STRING: |
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454 | this->setString(""); |
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455 | break; |
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456 | default: |
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457 | #ifdef DEBUG |
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458 | PRINTF(2)("Unknown Type not reseting\n"); |
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459 | #endif |
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460 | break; |
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461 | } |
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462 | } |
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463 | |
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464 | /** |
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465 | * @brief converts a MT_Type into a String |
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466 | * @param type: the MT_Type |
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467 | * @returns: the Type as a constant String (do not delete) |
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468 | */ |
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469 | const std::string& MultiType::MultiTypeToString(MT_Type type) |
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470 | { |
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471 | switch ( type ) |
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472 | { |
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473 | case MT_BOOL: |
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474 | return MultiType::typeNames[1]; |
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475 | case MT_INT: |
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476 | return MultiType::typeNames[2]; |
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477 | case MT_FLOAT: |
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478 | return MultiType::typeNames[3]; |
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479 | case MT_CHAR: |
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480 | return MultiType::typeNames[4]; |
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481 | case MT_STRING: |
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482 | return MultiType::typeNames[5]; |
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483 | default: |
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484 | return MultiType::typeNames[0]; |
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485 | } |
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486 | } |
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487 | |
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488 | /** |
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489 | * @brief converts a String into a MT_Type |
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490 | * @param type: the Type as a String |
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491 | * @returns: the Type as MT_Type |
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492 | */ |
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493 | MT_Type MultiType::StringToMultiType(const std::string& type) |
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494 | { |
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495 | if (type == MultiType::typeNames[1]) |
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496 | return MT_BOOL; |
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497 | if (type == MultiType::typeNames[2]) |
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498 | return MT_INT; |
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499 | if (type == MultiType::typeNames[3]) |
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500 | return MT_FLOAT; |
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501 | if (type == MultiType::typeNames[4]) |
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502 | return MT_CHAR; |
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503 | if (type == MultiType::typeNames[5]) |
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504 | return MT_STRING; |
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505 | |
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506 | return MT_NULL; |
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507 | } |
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508 | |
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509 | |
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510 | std::string MultiType::constString = ""; |
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511 | const std::string MultiType::typeNames[] = |
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512 | { |
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513 | "NONE", //0 |
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514 | "bool", //1 |
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515 | "int", //2 |
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516 | "float", //3 |
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517 | "char", //4 |
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518 | "string" //5 |
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519 | }; |
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