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 "shell.h" |
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19 | |
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20 | #include "text_engine.h" |
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21 | #include "list.h" |
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22 | |
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23 | using namespace std; |
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24 | |
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25 | |
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26 | /** |
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27 | * standard constructor |
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28 | */ |
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29 | Shell::Shell () |
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30 | { |
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31 | this->setClassID(CL_SHELL, "Shell"); |
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32 | this->setName("Shell"); |
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33 | |
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34 | this->bufferText = new tList<Text>; |
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35 | this->buffer = new tList<char>; |
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36 | |
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37 | //this->bufferSize = 0; |
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38 | //this->bufferDisplaySize = 0; |
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39 | this->setBufferSize(100); |
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40 | this->setBufferDisplaySize(5); |
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41 | |
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42 | |
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43 | this->addBufferLine("asjflksjdvklasmv", NULL); |
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44 | TextEngine::getInstance()->debug(); |
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45 | //exit(-1); |
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46 | } |
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47 | |
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48 | Shell* Shell::singletonRef = NULL; |
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49 | |
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50 | /** |
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51 | * standard deconstructor |
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52 | */ |
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53 | Shell::~Shell () |
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54 | { |
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55 | // delete what has to be deleted here |
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56 | |
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57 | Shell::singletonRef = NULL; |
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58 | } |
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59 | |
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60 | /** |
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61 | * sets The count of Lines to display in the buffer. |
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62 | * @param bufferDisplaySize the count of lines to display in the Shell-Buffer. |
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63 | */ |
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64 | void Shell::setBufferDisplaySize(unsigned int bufferDisplaySize) |
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65 | { |
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66 | this->bufferDisplaySize = bufferDisplaySize; |
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67 | |
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68 | while (bufferDisplaySize < this->bufferText->getSize()) |
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69 | { |
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70 | delete this->bufferText->lastElement(); |
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71 | this->bufferText->removeLast(); |
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72 | } |
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73 | while(bufferDisplaySize > this->bufferText->getSize()) |
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74 | { |
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75 | Text* newText = TextEngine::getInstance()->createText("fonts/earth.ttf", 30, TEXT_DYNAMIC, 0, 255, 0); |
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76 | newText->setAlignment(TEXT_ALIGN_LEFT); |
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77 | newText->setPosition2D(5, 5); |
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78 | newText->setText(""); |
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79 | this->bufferText->add(newText); |
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80 | // add the Text here |
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81 | } |
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82 | } |
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83 | |
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84 | /** |
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85 | * deletes all the Buffers |
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86 | */ |
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87 | void Shell::flushBuffers() |
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88 | { |
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89 | // remove all chars from the BufferTexts. |
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90 | tIterator<Text>* textIterator = this->bufferText->getIterator(); |
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91 | Text* textElem = textIterator->nextElement(); |
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92 | |
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93 | while (textElem != NULL) |
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94 | { |
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95 | textElem->setText(NULL); |
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96 | |
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97 | textElem = textIterator->nextElement(); |
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98 | } |
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99 | delete textIterator; |
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100 | |
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101 | |
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102 | // delete all the Chars in the Buffers |
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103 | tIterator<char>* charIterator = this->buffer->getIterator(); |
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104 | char* charElem = charIterator->nextElement(); |
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105 | |
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106 | while (charElem != NULL) |
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107 | { |
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108 | delete charElem; |
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109 | |
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110 | charElem = charIterator->nextElement(); |
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111 | } |
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112 | delete charIterator; |
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113 | } |
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114 | |
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115 | /** |
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116 | * adds a new Line to the List of Buffers |
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117 | * @param line the Line as in the first argument in printf |
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118 | * @param args the arguments as a va_list |
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119 | * |
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120 | * @todo optimize |
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121 | */ |
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122 | void Shell::addBufferLine(const char* line, va_list args) |
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123 | { |
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124 | char tmp[1024];// = new char* |
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125 | vsprintf(tmp, line, args); |
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126 | |
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127 | char* newLine = new char[strlen(tmp)+1]; |
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128 | strcpy(newLine, tmp); |
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129 | |
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130 | this->buffer->addAtBeginning(newLine); |
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131 | |
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132 | if (this->buffer->getSize() > this->bufferSize) |
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133 | { |
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134 | delete this->buffer->firstElement(); |
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135 | this->buffer->remove(this->buffer->firstElement()); |
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136 | } |
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137 | |
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138 | this->bufferText->firstElement()->setText(newLine); |
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139 | |
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140 | } |
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141 | |
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142 | /** |
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143 | * moves the buffer around lineCount lines upwards (negative values move down) |
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144 | * @param lineCount the Count of lines to move upwards |
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145 | * |
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146 | * @todo |
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147 | */ |
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148 | void Shell::moveBuffer(int lineCount) |
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149 | { |
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150 | } |
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151 | |
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152 | /** |
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153 | * @param lineNumber the n-th line from the bottom |
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154 | * @returns the Buffer at Line lineNumber |
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155 | */ |
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156 | const char* Shell::getBufferLine(unsigned int lineNumber) |
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157 | { |
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158 | tIterator<char>* charIterator = this->buffer->getIterator(); |
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159 | char* charElem = charIterator->nextElement(); |
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160 | |
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161 | int i = 1; |
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162 | while (charElem != NULL) |
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163 | { |
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164 | if (i++ < lineNumber) |
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165 | { |
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166 | delete charIterator; |
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167 | return charElem; |
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168 | } |
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169 | |
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170 | charElem = charIterator->nextElement(); |
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171 | } |
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172 | delete charIterator; |
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173 | } |
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174 | |
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175 | |
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176 | /** |
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177 | * deletes the InputLine |
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178 | */ |
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179 | void Shell::flushInputLine() |
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180 | { |
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181 | if (likely(this->inputLine != NULL)) |
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182 | { |
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183 | delete [] this->inputLine; |
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184 | } |
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185 | this->inputLine = new char[1]; |
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186 | *this->inputLine = '\0'; |
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187 | |
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188 | } |
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189 | |
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190 | /** |
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191 | * adds one character to the inputLine |
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192 | * @param character the character to add to the inputLine |
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193 | */ |
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194 | void Shell::addCharacter(char character) |
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195 | { |
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196 | char* addCharLine = new char[strlen(inputLine)+2]; |
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197 | |
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198 | sprintf(addCharLine, "%s%c", this->inputLine, character); |
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199 | delete this->inputLine; |
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200 | this->inputLine = addCharLine; |
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201 | } |
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202 | |
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203 | /** |
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204 | * adds multiple Characters to thr inputLine |
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205 | * @param characters a '\0' terminated char-array to add to the InputLine |
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206 | */ |
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207 | void Shell::addCharacters(const char* characters) |
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208 | { |
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209 | char* addCharLine = new char[strlen(inputLine)+strlen(characters)+1]; |
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210 | |
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211 | sprintf(addCharLine, "%s%s", this->inputLine, characters); |
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212 | delete this->inputLine; |
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213 | this->inputLine = addCharLine; |
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214 | } |
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215 | |
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216 | /** |
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217 | * removes characterCount characters from the InputLine |
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218 | * @param characterCount the count of Characters to remove from the input Line |
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219 | */ |
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220 | void Shell::removeCharacters(unsigned int characterCount) |
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221 | { |
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222 | if (characterCount > strlen(this->inputLine)) |
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223 | characterCount = strlen(this->inputLine); |
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224 | |
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225 | char* removeCharLine = new char[strlen(inputLine)-characterCount+1]; |
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226 | |
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227 | strncpy(removeCharLine, this->inputLine, strlen(inputLine)-characterCount); |
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228 | delete this->inputLine; |
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229 | this->inputLine = removeCharLine; |
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230 | } |
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231 | |
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232 | /** |
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233 | * listens for some event |
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234 | * @param event the Event happened |
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235 | */ |
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236 | void Shell::process(const Event &event) |
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237 | { |
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238 | // if (event.type) |
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239 | |
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240 | } |
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241 | |
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242 | /** |
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243 | * ticks the Shell for dt Seconds |
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244 | * @param dt the elapsed time since the last tick(); |
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245 | */ |
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246 | //void Shell::tick(float dt) |
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247 | //{ |
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248 | //} |
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249 | |
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250 | /** |
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251 | * displays the Shell |
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252 | */ |
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253 | void Shell::draw() const |
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254 | { |
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255 | } |
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256 | |
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257 | |
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258 | /** |
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259 | * autocompletes the Shell's inputLine |
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260 | * @returns true, if a result was found, false otherwise |
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261 | */ |
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262 | bool Shell::autoComplete() |
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263 | { |
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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 | * displays some nice output from the Shell |
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269 | */ |
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270 | void Shell::debug() const |
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271 | { |
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272 | |
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273 | } |
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