[5971] | 1 | /* |
---|
| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
---|
| 3 | * > www.orxonox.net < |
---|
| 4 | * |
---|
| 5 | * |
---|
| 6 | * License notice: |
---|
| 7 | * |
---|
| 8 | * This program is free software; you can redistribute it and/or |
---|
| 9 | * modify it under the terms of the GNU General Public License |
---|
| 10 | * as published by the Free Software Foundation; either version 2 |
---|
| 11 | * of the License, or (at your option) any later version. |
---|
| 12 | * |
---|
| 13 | * This program is distributed in the hope that it will be useful, |
---|
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 16 | * GNU General Public License for more details. |
---|
| 17 | * |
---|
| 18 | * You should have received a copy of the GNU General Public License |
---|
| 19 | * along with this program; if not, write to the Free Software |
---|
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
---|
| 21 | * |
---|
| 22 | * Author: |
---|
[5970] | 23 | * Oliver Scheuss |
---|
| 24 | * Reto Grieder |
---|
[5971] | 25 | * Co-authors: |
---|
| 26 | * ... |
---|
| 27 | * |
---|
| 28 | */ |
---|
| 29 | |
---|
| 30 | #include "IOConsole.h" |
---|
| 31 | |
---|
| 32 | #include <iomanip> |
---|
| 33 | #include <iostream> |
---|
[6140] | 34 | |
---|
[6177] | 35 | #include "util/Clock.h" |
---|
[6140] | 36 | #include "util/Math.h" |
---|
[5971] | 37 | #include "core/Game.h" |
---|
| 38 | #include "core/input/InputBuffer.h" |
---|
| 39 | |
---|
[6015] | 40 | // ########################## |
---|
| 41 | // ### Mutual methods ### |
---|
| 42 | // ########################## |
---|
| 43 | namespace orxonox |
---|
| 44 | { |
---|
| 45 | IOConsole* IOConsole::singletonPtr_s = NULL; |
---|
| 46 | |
---|
| 47 | // ############################### |
---|
| 48 | // ### ShellListener methods ### |
---|
| 49 | // ############################### |
---|
| 50 | |
---|
| 51 | //! Called if all output-lines have to be reprinted |
---|
| 52 | void IOConsole::linesChanged() |
---|
| 53 | { |
---|
| 54 | // Method only gets called upon start to draw all the lines |
---|
[6037] | 55 | // or when scrolling. But scrolling is disabled and the output |
---|
[6015] | 56 | // is already in std::cout when we start the IOConsole |
---|
| 57 | } |
---|
| 58 | |
---|
| 59 | //! Called if a command is about to be executed |
---|
| 60 | void IOConsole::executed() |
---|
| 61 | { |
---|
[6180] | 62 | this->shell_->addOutputLine(this->promptString_ + this->shell_->getInput(), Shell::Command); |
---|
[6015] | 63 | } |
---|
| 64 | |
---|
| 65 | //! Called if the console gets closed |
---|
| 66 | void IOConsole::exit() |
---|
| 67 | { |
---|
| 68 | // Exit is not an option, just do nothing (Shell doesn't really exit too) |
---|
| 69 | } |
---|
| 70 | } |
---|
| 71 | |
---|
[5971] | 72 | #ifdef ORXONOX_PLATFORM_UNIX |
---|
[6015] | 73 | // ############################### |
---|
| 74 | // ### Unix Implementation ### |
---|
| 75 | // ############################### |
---|
| 76 | |
---|
[5971] | 77 | #include <termios.h> |
---|
[6014] | 78 | #include <sys/ioctl.h> |
---|
[5971] | 79 | |
---|
| 80 | namespace orxonox |
---|
| 81 | { |
---|
[5995] | 82 | namespace EscapeMode |
---|
| 83 | { |
---|
| 84 | enum Value |
---|
| 85 | { |
---|
| 86 | None, |
---|
| 87 | First, |
---|
| 88 | Second |
---|
| 89 | }; |
---|
| 90 | } |
---|
| 91 | |
---|
[5971] | 92 | IOConsole::IOConsole() |
---|
[6180] | 93 | : shell_(new Shell("IOConsole", false)) |
---|
[6004] | 94 | , buffer_(shell_->getInputBuffer()) |
---|
[6037] | 95 | , cout_(std::cout.rdbuf()) |
---|
[6177] | 96 | , promptString_("orxonox # ") |
---|
[5995] | 97 | , bStatusPrinted_(false) |
---|
[6172] | 98 | , originalTerminalSettings_(0) |
---|
[5971] | 99 | { |
---|
| 100 | this->setTerminalMode(); |
---|
[6004] | 101 | this->shell_->registerListener(this); |
---|
[5995] | 102 | |
---|
| 103 | // Manually set the widths of the individual status lines |
---|
[6014] | 104 | this->statusLineWidths_.push_back(29); |
---|
| 105 | this->statusLineMaxWidth_ = 29; |
---|
| 106 | |
---|
| 107 | this->getTerminalSize(); |
---|
| 108 | this->lastTerminalWidth_ = this->terminalWidth_; |
---|
| 109 | this->lastTerminalHeight_ = this->terminalHeight_; |
---|
[6015] | 110 | |
---|
| 111 | // Disable standard std::cout logging |
---|
| 112 | OutputHandler::getInstance().disableCout(); |
---|
[6037] | 113 | // Redirect std::cout to an ostringstream |
---|
| 114 | // (Other part is in the initialiser list) |
---|
| 115 | std::cout.rdbuf(this->origCout_.rdbuf()); |
---|
| 116 | |
---|
| 117 | // Make sure we make way for the status lines |
---|
| 118 | this->update(Game::getInstance().getGameClock()); |
---|
[5971] | 119 | } |
---|
| 120 | |
---|
| 121 | IOConsole::~IOConsole() |
---|
| 122 | { |
---|
[6037] | 123 | // Empty all buffers |
---|
| 124 | this->update(Game::getInstance().getGameClock()); |
---|
[6103] | 125 | // Erase input and status lines |
---|
| 126 | this->cout_ << "\033[1G\033[J"; |
---|
[6105] | 127 | // Move cursor to the bottom |
---|
| 128 | this->cout_ << "\033[" << this->statusLineWidths_.size() << 'B'; |
---|
| 129 | // Scroll terminal to compensate for erased lines |
---|
| 130 | this->cout_ << "\033[" << this->statusLineWidths_.size() << 'T'; |
---|
[6015] | 131 | |
---|
[5971] | 132 | resetTerminalMode(); |
---|
[6004] | 133 | this->shell_->destroy(); |
---|
[5971] | 134 | |
---|
[6037] | 135 | // Restore this->cout_ redirection |
---|
| 136 | std::cout.rdbuf(this->cout_.rdbuf()); |
---|
[6015] | 137 | // Enable standard std::cout logging again |
---|
| 138 | OutputHandler::getInstance().enableCout(); |
---|
[5971] | 139 | } |
---|
| 140 | |
---|
| 141 | void IOConsole::update(const Clock& time) |
---|
| 142 | { |
---|
[6103] | 143 | unsigned char c; |
---|
[5995] | 144 | std::string escapeSequence; |
---|
[5998] | 145 | EscapeMode::Value escapeMode = EscapeMode::None; |
---|
[6015] | 146 | while (std::cin.good()) |
---|
[5971] | 147 | { |
---|
[6015] | 148 | c = std::cin.get(); |
---|
[6089] | 149 | if (!std::cin.good()) |
---|
[6015] | 150 | break; |
---|
| 151 | |
---|
[5995] | 152 | if (escapeMode == EscapeMode::First && (c == '[' || c=='O') ) |
---|
| 153 | escapeMode = EscapeMode::Second; |
---|
[5975] | 154 | // Get Alt+Tab combination when switching applications |
---|
[5998] | 155 | else if (escapeMode == EscapeMode::First && c == '\t') |
---|
[5971] | 156 | { |
---|
[5975] | 157 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Tab, '\t', KeyboardModifier::Alt)); |
---|
[5995] | 158 | escapeMode = EscapeMode::None; |
---|
[5975] | 159 | } |
---|
[5995] | 160 | else if (escapeMode == EscapeMode::Second) |
---|
[5975] | 161 | { |
---|
[5995] | 162 | escapeSequence += c; |
---|
| 163 | escapeMode = EscapeMode::None; |
---|
| 164 | if (escapeSequence == "A") |
---|
[5971] | 165 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Up, 0, 0)); |
---|
[5995] | 166 | else if (escapeSequence == "B") |
---|
[5971] | 167 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Down, 0, 0)); |
---|
[5995] | 168 | else if (escapeSequence == "C") |
---|
[5971] | 169 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Right, 0, 0)); |
---|
[5995] | 170 | else if (escapeSequence == "D") |
---|
[5971] | 171 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Left, 0, 0)); |
---|
[5995] | 172 | else if (escapeSequence == "1~" || escapeSequence == "H") |
---|
[5971] | 173 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Home, 0, 0)); |
---|
[5995] | 174 | else if (escapeSequence == "2~") |
---|
[5971] | 175 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Insert, 0, 0)); |
---|
[5995] | 176 | else if (escapeSequence == "3~") |
---|
[5973] | 177 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Delete, 0, 0)); |
---|
[5995] | 178 | else if (escapeSequence == "4~" || escapeSequence == "F") |
---|
[5971] | 179 | this->buffer_->buttonPressed(KeyEvent(KeyCode::End, 0, 0)); |
---|
[5995] | 180 | else if (escapeSequence == "5~") |
---|
[6010] | 181 | this->buffer_->buttonPressed(KeyEvent(KeyCode::PageUp, 0, 0)); |
---|
[5995] | 182 | else if (escapeSequence == "6~") |
---|
[6010] | 183 | this->buffer_->buttonPressed(KeyEvent(KeyCode::PageDown, 0, 0)); |
---|
[5971] | 184 | else |
---|
[5975] | 185 | // Waiting for sequence to complete |
---|
[5995] | 186 | // If the user presses ESC and then '[' or 'O' while the loop is not |
---|
| 187 | // running (for instance while loading), the whole sequence gets dropped |
---|
| 188 | escapeMode = EscapeMode::Second; |
---|
[5971] | 189 | } |
---|
[5975] | 190 | else // not in an escape sequence OR user might have pressed just ESC |
---|
[5971] | 191 | { |
---|
[5995] | 192 | if (escapeMode == EscapeMode::First) |
---|
[5975] | 193 | { |
---|
[5983] | 194 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Escape, c, 0)); |
---|
[5995] | 195 | escapeMode = EscapeMode::None; |
---|
[5975] | 196 | } |
---|
[5971] | 197 | if (c == '\033') |
---|
[5975] | 198 | { |
---|
[5995] | 199 | escapeMode = EscapeMode::First; |
---|
| 200 | escapeSequence.clear(); |
---|
[5975] | 201 | } |
---|
[5971] | 202 | else |
---|
| 203 | { |
---|
| 204 | KeyCode::ByEnum code; |
---|
| 205 | switch (c) |
---|
| 206 | { |
---|
[5995] | 207 | case '\n' : case '\r': code = KeyCode::Return; break; |
---|
| 208 | case '\177': case '\b': code = KeyCode::Back; break; |
---|
| 209 | case '\t' : code = KeyCode::Tab; break; |
---|
[5971] | 210 | default: |
---|
| 211 | // We don't encode the key code (would be a very large switch) |
---|
| 212 | // because the InputBuffer will only insert the text anyway |
---|
| 213 | // Replacement character is simply KeyCode::A |
---|
| 214 | code = KeyCode::A; |
---|
| 215 | } |
---|
| 216 | this->buffer_->buttonPressed(KeyEvent(code, c, 0)); |
---|
| 217 | } |
---|
| 218 | } |
---|
| 219 | } |
---|
[6015] | 220 | // Reset error flags in std::cin |
---|
| 221 | std::cin.clear(); |
---|
[5973] | 222 | |
---|
[5975] | 223 | // If there is still an escape key pending (escape key ONLY), then |
---|
[5995] | 224 | // it sure isn't an escape sequence anymore |
---|
| 225 | if (escapeMode == EscapeMode::First) |
---|
[5983] | 226 | this->buffer_->buttonPressed(KeyEvent(KeyCode::Escape, '\033', 0)); |
---|
[5975] | 227 | |
---|
[6013] | 228 | // Determine terminal width and height |
---|
[6014] | 229 | this->lastTerminalWidth_ = this->terminalWidth_; |
---|
| 230 | this->lastTerminalHeight_ = this->terminalHeight_; |
---|
[6013] | 231 | this->getTerminalSize(); |
---|
| 232 | |
---|
[6014] | 233 | int heightDiff = this->terminalHeight_ - this->lastTerminalHeight_; |
---|
| 234 | if (this->bStatusPrinted_ && heightDiff < 0) |
---|
| 235 | { |
---|
[6015] | 236 | // Terminal width has shrunk. The cursor will still be on the input line, |
---|
[6014] | 237 | // but that line might very well be the last |
---|
| 238 | int newLines = std::min((int)this->statusLineWidths_.size(), -heightDiff); |
---|
[6089] | 239 | // Scroll terminal to create new lines |
---|
[6103] | 240 | this->cout_ << "\033[" << newLines << 'S'; |
---|
[6014] | 241 | } |
---|
| 242 | |
---|
[6013] | 243 | if (!this->bStatusPrinted_ && this->willPrintStatusLines()) |
---|
| 244 | { |
---|
[6089] | 245 | // Scroll console to make way for status lines |
---|
[6103] | 246 | this->cout_ << "\033[" << this->statusLineWidths_.size() << 'S'; |
---|
[6013] | 247 | this->bStatusPrinted_ = true; |
---|
| 248 | } |
---|
[6103] | 249 | |
---|
[6178] | 250 | // We always assume that the cursor is on the input line. |
---|
[6103] | 251 | // But we cannot always be sure about that, esp. if we scroll the console |
---|
| 252 | this->cout_ << "\033[" << this->statusLineWidths_.size() << 'B'; |
---|
| 253 | this->cout_ << "\033[" << this->statusLineWidths_.size() << 'A'; |
---|
| 254 | |
---|
[6014] | 255 | // Erase status and input lines |
---|
[6037] | 256 | this->cout_ << "\033[1G\033[J"; |
---|
[6013] | 257 | this->printInputLine(); |
---|
[6004] | 258 | this->printStatusLines(); |
---|
[6037] | 259 | this->cout_.flush(); |
---|
[6103] | 260 | |
---|
| 261 | // Process output written to std::cout |
---|
| 262 | if (!this->origCout_.str().empty()) |
---|
| 263 | { |
---|
[6180] | 264 | this->shell_->addOutputLine(this->origCout_.str(), Shell::None); |
---|
[6103] | 265 | this->origCout_.str(""); |
---|
| 266 | } |
---|
[5971] | 267 | } |
---|
| 268 | |
---|
[6180] | 269 | void IOConsole::printOutputLine(const std::string& text, Shell::LineType type) |
---|
[5971] | 270 | { |
---|
[6044] | 271 | /* |
---|
[5971] | 272 | // Colour line |
---|
[6180] | 273 | switch (type) |
---|
[5971] | 274 | { |
---|
[6180] | 275 | case Shell::None: this->cout_ << "\033[37m"; break; |
---|
| 276 | case Shell::Error: this->cout_ << "\033[91m"; break; |
---|
| 277 | case Shell::Warning: this->cout_ << "\033[31m"; break; |
---|
| 278 | case Shell::Info: this->cout_ << "\033[34m"; break; |
---|
| 279 | case Shell::Debug: this->cout_ << "\033[36m"; break; |
---|
| 280 | case Shell::Verbose: this->cout_ << "\033[35m"; break; |
---|
| 281 | case Shell::Ultra: this->cout_ << "\033[37m"; break; |
---|
[5972] | 282 | default: break; |
---|
[5971] | 283 | } |
---|
[5995] | 284 | */ |
---|
[5971] | 285 | |
---|
| 286 | // Print output line |
---|
[6180] | 287 | this->cout_ << text; |
---|
[5971] | 288 | |
---|
[5983] | 289 | // Reset colour to white |
---|
[6037] | 290 | // this->cout_ << "\033[37m"; |
---|
[5971] | 291 | } |
---|
| 292 | |
---|
| 293 | void IOConsole::printInputLine() |
---|
| 294 | { |
---|
[5995] | 295 | // Set cursor to the beginning of the line and erase the line |
---|
[6037] | 296 | this->cout_ << "\033[1G\033[K"; |
---|
[5995] | 297 | // Indicate a command prompt |
---|
[6037] | 298 | this->cout_ << this->promptString_; |
---|
[5995] | 299 | // Save cursor position |
---|
[6037] | 300 | this->cout_ << "\033[s"; |
---|
[5995] | 301 | // Print command line buffer |
---|
[6037] | 302 | this->cout_ << this->shell_->getInput(); |
---|
[5995] | 303 | // Restore cursor position and move it to the right |
---|
[6037] | 304 | this->cout_ << "\033[u"; |
---|
[5971] | 305 | if (this->buffer_->getCursorPosition() > 0) |
---|
[6037] | 306 | this->cout_ << "\033[" << this->buffer_->getCursorPosition() << "C"; |
---|
[5971] | 307 | } |
---|
| 308 | |
---|
[5995] | 309 | void IOConsole::printStatusLines() |
---|
| 310 | { |
---|
[6013] | 311 | if (this->willPrintStatusLines()) |
---|
[5995] | 312 | { |
---|
[6013] | 313 | // Save cursor position |
---|
[6037] | 314 | this->cout_ << "\033[s"; |
---|
[6013] | 315 | // Move cursor down (don't create a new line here because the buffer might flush then!) |
---|
[6089] | 316 | this->cout_ << "\033[1B\033[1G"; |
---|
[6044] | 317 | this->cout_ << std::fixed << std::setprecision(2) << std::setw(5) << Game::getInstance().getAvgFPS() << " fps, "; |
---|
| 318 | this->cout_ << std::setprecision(2) << std::setw(5) << Game::getInstance().getAvgTickTime() << " ms tick time"; |
---|
[6013] | 319 | // Restore cursor position |
---|
[6037] | 320 | this->cout_ << "\033[u"; |
---|
[6004] | 321 | this->bStatusPrinted_ = true; |
---|
[5995] | 322 | } |
---|
[6013] | 323 | else |
---|
| 324 | this->bStatusPrinted_ = false; |
---|
[5995] | 325 | } |
---|
| 326 | |
---|
[6015] | 327 | void IOConsole::setTerminalMode() |
---|
[5995] | 328 | { |
---|
[6015] | 329 | termios new_settings; |
---|
[6172] | 330 | this->originalTerminalSettings_ = new termios(); |
---|
[6015] | 331 | |
---|
[6172] | 332 | tcgetattr(0, this->originalTerminalSettings_); |
---|
| 333 | new_settings = *this->originalTerminalSettings_; |
---|
[6015] | 334 | new_settings.c_lflag &= ~(ICANON | ECHO); |
---|
| 335 | //new_settings.c_lflag |= (ISIG | IEXTEN); |
---|
| 336 | new_settings.c_cc[VTIME] = 0; |
---|
| 337 | new_settings.c_cc[VMIN] = 0; |
---|
| 338 | tcsetattr(0, TCSANOW, &new_settings); |
---|
[6171] | 339 | atexit(&IOConsole::resetTerminalMode); |
---|
[6013] | 340 | } |
---|
| 341 | |
---|
[6171] | 342 | /*static*/ void IOConsole::resetTerminalMode() |
---|
[6015] | 343 | { |
---|
[6172] | 344 | if(IOConsole::singletonPtr_s && IOConsole::singletonPtr_s->originalTerminalSettings_) |
---|
[6171] | 345 | { |
---|
[6172] | 346 | tcsetattr(0, TCSANOW, IOConsole::singletonPtr_s->originalTerminalSettings_); |
---|
| 347 | delete IOConsole::singletonPtr_s->originalTerminalSettings_; |
---|
| 348 | IOConsole::singletonPtr_s->originalTerminalSettings_ = 0; |
---|
[6171] | 349 | } |
---|
[6015] | 350 | } |
---|
| 351 | |
---|
[6013] | 352 | void IOConsole::getTerminalSize() |
---|
| 353 | { |
---|
[5995] | 354 | #ifdef TIOCGSIZE |
---|
| 355 | struct ttysize win; |
---|
[6013] | 356 | if (!ioctl(STDIN_FILENO, TIOCGSIZE, &win)) |
---|
| 357 | { |
---|
| 358 | this->terminalWidth_ = win.ts_cols; |
---|
| 359 | this->terminalHeight_ = win.ts_lines; |
---|
| 360 | return; |
---|
| 361 | } |
---|
| 362 | #elif defined TIOCGWINSZ |
---|
[5995] | 363 | struct winsize win; |
---|
[6013] | 364 | if (!ioctl(STDIN_FILENO, TIOCGWINSZ, &win)) |
---|
[5995] | 365 | { |
---|
[6013] | 366 | this->terminalWidth_ = win.ws_col; |
---|
| 367 | this->terminalHeight_ = win.ws_row; |
---|
| 368 | return; |
---|
[5995] | 369 | } |
---|
[6013] | 370 | #else |
---|
| 371 | const char* s = getenv("COLUMNS"); |
---|
| 372 | this->terminalWidth_ = s ? strtol(s, NULL, 10) : 80; |
---|
| 373 | s = getenv("LINES"); |
---|
| 374 | this->terminalHeight_ = s ? strtol(s, NULL, 10) : 24; |
---|
| 375 | return; |
---|
[5995] | 376 | #endif |
---|
[6013] | 377 | this->terminalWidth_ = 80; |
---|
| 378 | this->terminalHeight_ = 24; |
---|
[5995] | 379 | } |
---|
| 380 | |
---|
[6177] | 381 | inline bool IOConsole::willPrintStatusLines() |
---|
| 382 | { |
---|
| 383 | return !this->statusLineWidths_.empty() |
---|
| 384 | && this->terminalWidth_ >= this->statusLineMaxWidth_ |
---|
[6179] | 385 | && this->terminalHeight_ >= this->minOutputLines_ + (int)this->statusLineWidths_.size(); |
---|
[6177] | 386 | } |
---|
| 387 | |
---|
[5971] | 388 | // ############################### |
---|
| 389 | // ### ShellListener methods ### |
---|
| 390 | // ############################### |
---|
| 391 | |
---|
[6015] | 392 | //! Called if only the last output-line has changed |
---|
[5971] | 393 | void IOConsole::onlyLastLineChanged() |
---|
| 394 | { |
---|
[5995] | 395 | // Save cursor position and move it to the beginning of the first output line |
---|
[6089] | 396 | this->cout_ << "\033[s\033[1A\033[1G"; |
---|
[5995] | 397 | // Erase the line |
---|
[6037] | 398 | this->cout_ << "\033[K"; |
---|
[5995] | 399 | // Reprint the last output line |
---|
[6180] | 400 | this->printOutputLine(this->shell_->getNewestLineIterator()->first); |
---|
[5994] | 401 | // Restore cursor |
---|
[6037] | 402 | this->cout_ << "\033[u"; |
---|
| 403 | this->cout_.flush(); |
---|
[5971] | 404 | } |
---|
| 405 | |
---|
[6015] | 406 | //! Called if a new output-line was added |
---|
[5971] | 407 | void IOConsole::lineAdded() |
---|
| 408 | { |
---|
[6180] | 409 | int newLines = this->shell_->getNewestLineIterator()->first.size() / this->terminalWidth_ + 1; |
---|
[6103] | 410 | // Create new lines by scrolling the screen |
---|
| 411 | this->cout_ << "\033[" << newLines << 'S'; |
---|
[6013] | 412 | // Move cursor to the beginning of the new (last) output line |
---|
[6103] | 413 | this->cout_ << "\033[" << newLines << "A\033[1G"; |
---|
[6013] | 414 | // Erase screen from here |
---|
[6037] | 415 | this->cout_ << "\033[J"; |
---|
[6103] | 416 | // Print the new output lines |
---|
[6014] | 417 | for (int i = 0; i < newLines; ++i) |
---|
[6180] | 418 | this->printOutputLine(this->shell_->getNewestLineIterator()->first.substr(i*this->terminalWidth_, this->terminalWidth_)); |
---|
[6013] | 419 | // Move cursor down |
---|
[6089] | 420 | this->cout_ << "\033[1B\033[1G"; |
---|
[6013] | 421 | // Print status and input lines |
---|
| 422 | this->printInputLine(); |
---|
[6004] | 423 | this->printStatusLines(); |
---|
[6037] | 424 | this->cout_.flush(); |
---|
[5971] | 425 | } |
---|
[6177] | 426 | |
---|
| 427 | //! Called if the text in the input-line has changed |
---|
| 428 | void IOConsole::inputChanged() |
---|
| 429 | { |
---|
| 430 | this->printInputLine(); |
---|
| 431 | this->cout_.flush(); |
---|
| 432 | } |
---|
| 433 | |
---|
| 434 | //! Called if the position of the cursor in the input-line has changed |
---|
| 435 | void IOConsole::cursorChanged() |
---|
| 436 | { |
---|
| 437 | this->printInputLine(); |
---|
| 438 | this->cout_.flush(); |
---|
| 439 | } |
---|
[6015] | 440 | } |
---|
[5971] | 441 | |
---|
[6015] | 442 | #elif defined(ORXONOX_PLATFORM_WINDOWS) |
---|
| 443 | // ################################## |
---|
| 444 | // ### Windows Implementation ### |
---|
| 445 | // ################################## |
---|
| 446 | |
---|
[6140] | 447 | #include <windows.h> |
---|
| 448 | |
---|
[6015] | 449 | namespace orxonox |
---|
| 450 | { |
---|
[6178] | 451 | //! Redirects std::cout, creates the corresponding Shell and changes the terminal mode |
---|
[6015] | 452 | IOConsole::IOConsole() |
---|
[6180] | 453 | : shell_(new Shell("IOConsole", false)) |
---|
[6015] | 454 | , buffer_(shell_->getInputBuffer()) |
---|
[6041] | 455 | , cout_(std::cout.rdbuf()) |
---|
[6015] | 456 | , promptString_("orxonox # ") |
---|
[6177] | 457 | , statusLines_(1) |
---|
| 458 | , inputLineHeight_(1) |
---|
[6178] | 459 | , lastOutputLineHeight_(0) |
---|
[5971] | 460 | { |
---|
[6037] | 461 | // Disable standard this->cout_ logging |
---|
[6015] | 462 | OutputHandler::getInstance().disableCout(); |
---|
[6140] | 463 | // Redirect std::cout to an ostringstream |
---|
| 464 | // (Other part is in the initialiser list) |
---|
| 465 | std::cout.rdbuf(this->origCout_.rdbuf()); |
---|
| 466 | |
---|
[6177] | 467 | this->setTerminalMode(); |
---|
| 468 | CONSOLE_SCREEN_BUFFER_INFO screenBufferInfo; |
---|
| 469 | GetConsoleScreenBufferInfo(this->stdOutHandle_, &screenBufferInfo); |
---|
| 470 | this->terminalWidth_ = screenBufferInfo.dwSize.X; |
---|
| 471 | this->terminalHeight_ = screenBufferInfo.dwSize.Y; |
---|
[6178] | 472 | // Determines where we are in respect to output already written with std::cout |
---|
| 473 | this->inputLineRow_ = screenBufferInfo.dwCursorPosition.Y; |
---|
| 474 | /* |
---|
[6177] | 475 | this->lastTerminalWidth_ = this->terminalWidth_; |
---|
| 476 | this->lastTerminalHeight_ = this->terminalHeight_; |
---|
[6178] | 477 | */ |
---|
[6177] | 478 | |
---|
| 479 | // Cursor already at the end of the screen buffer? |
---|
| 480 | // (assuming the current input line height is 1) |
---|
[6178] | 481 | if (this->inputLineRow_ >= this->terminalHeight_ - this->statusLines_) |
---|
| 482 | SetConsoleCursorPosition(this->stdOutHandle_, makeCOORD(0, this->terminalHeight_ - this->statusLines_)); |
---|
[6177] | 483 | |
---|
| 484 | // Prevent input line from overflowing |
---|
| 485 | int maxInputLength = (this->terminalHeight_ - this->statusLines_) * this->terminalWidth_ - 1 - this->promptString_.size(); |
---|
| 486 | // Consider that the echo of a command might include the command plus some other characters (assumed max 80) |
---|
| 487 | // Also put a minimum so the config file parser is not overwhelmed with the command history |
---|
[6178] | 488 | this->buffer_->setMaxLength(std::min(8192, (maxInputLength - 80) / 2)); |
---|
[6177] | 489 | |
---|
| 490 | // Print input and status line and position cursor |
---|
[6178] | 491 | this->inputChanged(); |
---|
| 492 | this->cursorChanged(); |
---|
[6177] | 493 | this->lastRefreshTime_ = Game::getInstance().getGameClock().getRealMicroseconds(); |
---|
[6140] | 494 | this->update(Game::getInstance().getGameClock()); |
---|
[6177] | 495 | |
---|
| 496 | this->shell_->registerListener(this); |
---|
[5971] | 497 | } |
---|
| 498 | |
---|
[6178] | 499 | //! Resets std::cout redirection and restores the terminal mode |
---|
[6015] | 500 | IOConsole::~IOConsole() |
---|
[5971] | 501 | { |
---|
[6177] | 502 | this->shell_->unregisterListener(this); |
---|
[6140] | 503 | // Empty all buffers |
---|
| 504 | this->update(Game::getInstance().getGameClock()); |
---|
| 505 | |
---|
[6177] | 506 | // Erase input and status lines |
---|
| 507 | COORD pos = {0, this->inputLineRow_}; |
---|
| 508 | this->writeText(std::string((this->inputLineHeight_ + this->statusLines_) * this->terminalWidth_, ' '), pos); |
---|
| 509 | // Move cursor to the beginning of the line |
---|
| 510 | SetConsoleCursorPosition(stdOutHandle_, pos); |
---|
[6015] | 511 | |
---|
[6140] | 512 | // Restore this->cout_ redirection |
---|
| 513 | std::cout.rdbuf(this->cout_.rdbuf()); |
---|
[6037] | 514 | // Enable standard this->cout_ logging again |
---|
[6015] | 515 | OutputHandler::getInstance().enableCout(); |
---|
[6177] | 516 | |
---|
| 517 | resetTerminalMode(); |
---|
| 518 | this->shell_->destroy(); |
---|
[5971] | 519 | } |
---|
| 520 | |
---|
[6178] | 521 | //! Processes the pending input key strokes, refreshes the status lines and handles std::cout (redirected) |
---|
[6015] | 522 | void IOConsole::update(const Clock& time) |
---|
[5983] | 523 | { |
---|
[6177] | 524 | // Process input |
---|
[6140] | 525 | while (true) |
---|
[6015] | 526 | { |
---|
[6140] | 527 | DWORD count; |
---|
| 528 | INPUT_RECORD inrec; |
---|
| 529 | PeekConsoleInput(this->stdInHandle_, &inrec, 1, &count); |
---|
| 530 | if (count == 0) |
---|
[6015] | 531 | break; |
---|
[6140] | 532 | ReadConsoleInput(this->stdInHandle_, &inrec, 1, &count); |
---|
| 533 | if (inrec.EventType == KEY_EVENT && inrec.Event.KeyEvent.bKeyDown) |
---|
| 534 | { |
---|
| 535 | // Process keyboard modifiers (Ctrl, Alt and Shift) |
---|
| 536 | DWORD modifiersIn = inrec.Event.KeyEvent.dwControlKeyState; |
---|
| 537 | int modifiersOut = 0; |
---|
| 538 | if ((modifiersIn & (LEFT_ALT_PRESSED | RIGHT_ALT_PRESSED)) != 0) |
---|
| 539 | modifiersOut |= KeyboardModifier::Alt; |
---|
| 540 | if ((modifiersIn & (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED)) != 0) |
---|
| 541 | modifiersOut |= KeyboardModifier::Ctrl; |
---|
| 542 | if ((modifiersIn & SHIFT_PRESSED) != 0) |
---|
| 543 | modifiersOut |= KeyboardModifier::Shift; |
---|
| 544 | |
---|
| 545 | // ASCII character (0 for special keys) |
---|
| 546 | char asciiChar = inrec.Event.KeyEvent.uChar.AsciiChar; |
---|
| 547 | |
---|
| 548 | // Process special keys and if not found, use Key::A as dummy (InputBuffer uses the ASCII text anyway) |
---|
| 549 | switch (inrec.Event.KeyEvent.wVirtualKeyCode) |
---|
| 550 | { |
---|
| 551 | case VK_BACK: this->buffer_->buttonPressed(KeyEvent(KeyCode::Back, asciiChar, modifiersOut)); break; |
---|
[6177] | 552 | case VK_TAB: this->buffer_->buttonPressed(KeyEvent(KeyCode::Tab, asciiChar, modifiersOut)); break; |
---|
| 553 | case VK_RETURN: this->buffer_->buttonPressed(KeyEvent(KeyCode::Return, asciiChar, modifiersOut)); break; |
---|
[6140] | 554 | case VK_PAUSE: this->buffer_->buttonPressed(KeyEvent(KeyCode::Pause, asciiChar, modifiersOut)); break; |
---|
| 555 | case VK_ESCAPE: this->buffer_->buttonPressed(KeyEvent(KeyCode::Escape, asciiChar, modifiersOut)); break; |
---|
| 556 | case VK_SPACE: this->buffer_->buttonPressed(KeyEvent(KeyCode::Space, asciiChar, modifiersOut)); break; |
---|
| 557 | case VK_PRIOR: this->buffer_->buttonPressed(KeyEvent(KeyCode::PageUp, asciiChar, modifiersOut)); break; |
---|
| 558 | case VK_NEXT: this->buffer_->buttonPressed(KeyEvent(KeyCode::PageDown, asciiChar, modifiersOut)); break; |
---|
| 559 | case VK_END: this->buffer_->buttonPressed(KeyEvent(KeyCode::End, asciiChar, modifiersOut)); break; |
---|
| 560 | case VK_HOME: this->buffer_->buttonPressed(KeyEvent(KeyCode::Home, asciiChar, modifiersOut)); break; |
---|
| 561 | case VK_LEFT: this->buffer_->buttonPressed(KeyEvent(KeyCode::Left, asciiChar, modifiersOut)); break; |
---|
| 562 | case VK_UP: this->buffer_->buttonPressed(KeyEvent(KeyCode::Up, asciiChar, modifiersOut)); break; |
---|
| 563 | case VK_RIGHT: this->buffer_->buttonPressed(KeyEvent(KeyCode::Right, asciiChar, modifiersOut)); break; |
---|
| 564 | case VK_DOWN: this->buffer_->buttonPressed(KeyEvent(KeyCode::Down, asciiChar, modifiersOut)); break; |
---|
| 565 | case VK_INSERT: this->buffer_->buttonPressed(KeyEvent(KeyCode::Insert, asciiChar, modifiersOut)); break; |
---|
| 566 | case VK_DELETE: this->buffer_->buttonPressed(KeyEvent(KeyCode::Delete, asciiChar, modifiersOut)); break; |
---|
| 567 | default: this->buffer_->buttonPressed(KeyEvent(KeyCode::A, asciiChar, modifiersOut)); |
---|
| 568 | } |
---|
| 569 | } |
---|
[6015] | 570 | } |
---|
| 571 | |
---|
[6177] | 572 | // TODO: Respect screen buffer size changes |
---|
[6178] | 573 | /* |
---|
[6177] | 574 | // The user can manually adjust the screen buffer size on Windows |
---|
| 575 | // And we don't want to screw the console because of that |
---|
[6178] | 576 | this->lastTerminalWidth_ = this->terminalWidth_; |
---|
| 577 | this->lastTerminalHeight_ = this->terminalHeight_; |
---|
| 578 | this->getTerminalSize(); // Also sets this->inputLineRow_ according to the cursor position |
---|
[6177] | 579 | // Is there still enough space below the cursor for the status line(s)? |
---|
[6178] | 580 | if (this->inputLineRow_ >= this->terminalHeight_ - this->statusLines_) |
---|
| 581 | this->moveCursor(0, -this->inputLineRow_ + this->terminalHeight_ - this->statusLines_ - 1); |
---|
| 582 | */ |
---|
[6140] | 583 | |
---|
[6177] | 584 | // Refresh status line 5 times per second |
---|
| 585 | if (time.getMicroseconds() > this->lastRefreshTime_ + 1000000) |
---|
| 586 | { |
---|
| 587 | this->printStatusLines(); |
---|
| 588 | this->lastRefreshTime_ = time.getMicroseconds(); |
---|
| 589 | } |
---|
[6140] | 590 | |
---|
| 591 | // Process output written to std::cout |
---|
| 592 | if (!this->origCout_.str().empty()) |
---|
| 593 | { |
---|
[6180] | 594 | this->shell_->addOutputLine(this->origCout_.str(), Shell::None); |
---|
[6140] | 595 | this->origCout_.str(""); |
---|
| 596 | } |
---|
[5983] | 597 | } |
---|
| 598 | |
---|
[6178] | 599 | //! Prints output text. Similar to writeText, but sets the colour according to the output level |
---|
[6180] | 600 | void IOConsole::printOutputLine(const std::string& text, Shell::LineType type, const COORD& pos) |
---|
[6015] | 601 | { |
---|
[6140] | 602 | // Colour line |
---|
[6177] | 603 | WORD colour = 0; |
---|
[6180] | 604 | switch (type) |
---|
[6140] | 605 | { |
---|
[6180] | 606 | case Shell::Error: colour = FOREGROUND_INTENSITY | FOREGROUND_RED; break; |
---|
| 607 | case Shell::Warning: colour = FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED; break; |
---|
| 608 | case Shell::Info: |
---|
| 609 | case Shell::Debug: |
---|
| 610 | case Shell::Verbose: |
---|
| 611 | case Shell::Ultra: colour = FOREGROUND_INTENSITY ; break; |
---|
| 612 | case Shell::Command: colour = FOREGROUND_GREEN | FOREGROUND_BLUE; break; |
---|
| 613 | case Shell::Hint: colour = FOREGROUND_GREEN | FOREGROUND_RED ; break; |
---|
| 614 | default: colour = FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE; break; |
---|
[6140] | 615 | } |
---|
| 616 | |
---|
| 617 | // Print output line |
---|
[6180] | 618 | this->writeText(text, pos, colour); |
---|
[6015] | 619 | } |
---|
[5983] | 620 | |
---|
[6178] | 621 | //! Prints all status lines with current content |
---|
[6015] | 622 | void IOConsole::printStatusLines() |
---|
| 623 | { |
---|
[6177] | 624 | // Prepare text to be written |
---|
| 625 | std::ostringstream oss; |
---|
| 626 | oss << std::fixed << std::setprecision(2) << std::setw(5) << Game::getInstance().getAvgFPS() << " fps, "; |
---|
| 627 | oss << std::setprecision(2) << std::setw(5) << Game::getInstance().getAvgTickTime() << " ms tick time"; |
---|
| 628 | // Clear rest of the line by inserting spaces |
---|
| 629 | oss << std::string(this->terminalWidth_ - oss.str().size(), ' '); |
---|
[6178] | 630 | this->writeText(oss.str(), makeCOORD(0, this->inputLineRow_ + this->inputLineHeight_), FOREGROUND_GREEN); |
---|
[6015] | 631 | } |
---|
| 632 | |
---|
[6178] | 633 | //! Changes the console parameters for unbuffered input |
---|
[6015] | 634 | void IOConsole::setTerminalMode() |
---|
| 635 | { |
---|
[6140] | 636 | // Set the console mode to no-echo, raw input, and no window or mouse events |
---|
| 637 | this->stdOutHandle_ = GetStdHandle(STD_OUTPUT_HANDLE); |
---|
| 638 | this->stdInHandle_ = GetStdHandle(STD_INPUT_HANDLE); |
---|
| 639 | if (this->stdInHandle_ == INVALID_HANDLE_VALUE |
---|
| 640 | || !GetConsoleMode(this->stdInHandle_, &this->originalTerminalSettings_) |
---|
| 641 | || !SetConsoleMode(this->stdInHandle_, 0)) |
---|
| 642 | { |
---|
| 643 | COUT(1) << "Error: Could not set Windows console settings" << std::endl; |
---|
| 644 | return; |
---|
| 645 | } |
---|
| 646 | FlushConsoleInputBuffer(this->stdInHandle_); |
---|
[6015] | 647 | } |
---|
| 648 | |
---|
[6178] | 649 | //! Restores the console parameters |
---|
[6015] | 650 | void IOConsole::resetTerminalMode() |
---|
| 651 | { |
---|
[6140] | 652 | SetConsoleMode(this->stdInHandle_, this->originalTerminalSettings_); |
---|
[6015] | 653 | } |
---|
| 654 | |
---|
[6178] | 655 | //! Sets this->terminalWidth_ and this->terminalHeight_ |
---|
[6177] | 656 | void IOConsole::getTerminalSize() |
---|
[6140] | 657 | { |
---|
[6177] | 658 | CONSOLE_SCREEN_BUFFER_INFO screenBufferInfo; |
---|
| 659 | GetConsoleScreenBufferInfo(this->stdOutHandle_, &screenBufferInfo); |
---|
| 660 | this->terminalWidth_ = screenBufferInfo.dwSize.X; |
---|
| 661 | this->terminalHeight_ = screenBufferInfo.dwSize.Y; |
---|
[6140] | 662 | } |
---|
| 663 | |
---|
[6178] | 664 | //! Writes arbitrary text to the console with a certain colour and screen buffer position |
---|
[6177] | 665 | void IOConsole::writeText(const std::string& text, const COORD& coord, WORD attributes) |
---|
[6140] | 666 | { |
---|
| 667 | DWORD count; |
---|
[6177] | 668 | WriteConsoleOutputCharacter(stdOutHandle_, text.c_str(), text.size(), coord, &count); |
---|
[6178] | 669 | FillConsoleOutputAttribute(stdOutHandle_, attributes, text.size(), coord, &count); |
---|
[6140] | 670 | } |
---|
| 671 | |
---|
[6178] | 672 | /** Scrolls the console screen buffer to create empty lines above the input line. |
---|
| 673 | @details |
---|
| 674 | If the input and status lines are already at the bottom of the screen buffer |
---|
| 675 | the whole output gets scrolled up. In the other case the input and status |
---|
| 676 | lines get scrolled down. |
---|
| 677 | In any case the status and input lines get scrolled down as far as possible. |
---|
| 678 | @param lines |
---|
| 679 | Number of lines to be inserted. Behavior for negative values is undefined. |
---|
| 680 | */ |
---|
| 681 | void IOConsole::createNewOutputLines(int lines) |
---|
[6015] | 682 | { |
---|
[6177] | 683 | CHAR_INFO fillChar = {' ', FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED}; |
---|
[6178] | 684 | // Lines to scroll input/status down (if possible) |
---|
| 685 | int linesDown = clamp(terminalHeight_ - inputLineRow_ - inputLineHeight_ - statusLines_, 0, lines); |
---|
| 686 | if (linesDown > 0) |
---|
[6177] | 687 | { |
---|
| 688 | // Scroll input and status lines down |
---|
[6178] | 689 | SMALL_RECT oldRect = {0, this->inputLineRow_, |
---|
| 690 | this->terminalWidth_ - 1, this->inputLineRow_ + this->inputLineHeight_ + this->statusLines_ - 1}; |
---|
| 691 | this->inputLineRow_ += linesDown; |
---|
| 692 | ScrollConsoleScreenBuffer(stdOutHandle_, &oldRect, NULL, makeCOORD(0, this->inputLineRow_), &fillChar); |
---|
[6177] | 693 | // Move cursor down to the new bottom so the user can see the status lines |
---|
| 694 | COORD pos = {0, this->inputLineRow_ + this->inputLineHeight_ - 1 + this->statusLines_}; |
---|
| 695 | SetConsoleCursorPosition(stdOutHandle_, pos); |
---|
| 696 | // Get cursor back to the right position |
---|
| 697 | this->cursorChanged(); |
---|
| 698 | } |
---|
[6178] | 699 | // Check how many lines we still have to scroll up the output |
---|
| 700 | if (lines - linesDown > 0) |
---|
| 701 | { |
---|
| 702 | // Scroll output up |
---|
| 703 | SMALL_RECT oldRect = {0, lines - linesDown, this->terminalWidth_ - 1, this->inputLineRow_ - 1}; |
---|
| 704 | ScrollConsoleScreenBuffer(stdOutHandle_, &oldRect, NULL, makeCOORD(0, 0), &fillChar); |
---|
| 705 | } |
---|
[6015] | 706 | } |
---|
| 707 | |
---|
| 708 | // ############################### |
---|
| 709 | // ### ShellListener methods ### |
---|
| 710 | // ############################### |
---|
| 711 | |
---|
[6178] | 712 | //! Called if the text in the input line has changed |
---|
[6177] | 713 | void IOConsole::inputChanged() |
---|
| 714 | { |
---|
[6178] | 715 | int newInputLineLength = this->promptString_.size() + this->shell_->getInput().size(); |
---|
| 716 | int newInputLineHeight = 1 + newInputLineLength / this->terminalWidth_; |
---|
| 717 | int newLines = newInputLineHeight - this->inputLineHeight_; |
---|
[6177] | 718 | if (newLines > 0) |
---|
| 719 | { |
---|
| 720 | // Abuse this function to scroll the console |
---|
| 721 | this->createNewOutputLines(newLines); |
---|
[6178] | 722 | // Either Compensate for side effects (input/status lines scrolled down) |
---|
| 723 | // or we have to do this anyway (output scrolled up) |
---|
| 724 | this->inputLineRow_ -= newLines; |
---|
[6177] | 725 | } |
---|
| 726 | else if (newLines < 0) |
---|
| 727 | { |
---|
| 728 | // Scroll status lines up |
---|
[6178] | 729 | int statusLineRow = this->inputLineRow_ + this->inputLineHeight_; |
---|
| 730 | SMALL_RECT oldRect = {0, statusLineRow, this->terminalWidth_ - 1, statusLineRow + this->statusLines_}; |
---|
[6177] | 731 | CHAR_INFO fillChar = {' ', FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED}; |
---|
[6178] | 732 | ScrollConsoleScreenBuffer(stdOutHandle_, &oldRect, NULL, makeCOORD(0, statusLineRow + newLines), &fillChar); |
---|
[6177] | 733 | // Clear potential leftovers |
---|
| 734 | if (-newLines - this->statusLines_ > 0) |
---|
| 735 | { |
---|
[6178] | 736 | COORD pos = {0, this->inputLineRow_ + newInputLineHeight + this->statusLines_}; |
---|
[6177] | 737 | this->writeText(std::string((-newLines - this->statusLines_) * this->terminalWidth_, ' '), pos); |
---|
| 738 | } |
---|
| 739 | } |
---|
[6178] | 740 | this->inputLineHeight_ = newInputLineHeight; |
---|
[6177] | 741 | |
---|
[6178] | 742 | // Print the whole line, including spaces that erase leftovers |
---|
| 743 | std::string inputLine = this->promptString_ + this->shell_->getInput(); |
---|
| 744 | inputLine += std::string(this->terminalWidth_ - newInputLineLength % this->terminalWidth_, ' '); |
---|
| 745 | this->writeText(inputLine, makeCOORD(0, this->inputLineRow_), FOREGROUND_GREEN | FOREGROUND_INTENSITY); |
---|
[6177] | 746 | // If necessary, move cursor |
---|
| 747 | if (newLines != 0) |
---|
| 748 | this->cursorChanged(); |
---|
| 749 | } |
---|
| 750 | |
---|
| 751 | //! Called if the position of the cursor in the input-line has changed |
---|
| 752 | void IOConsole::cursorChanged() |
---|
| 753 | { |
---|
[6178] | 754 | int rawCursorPos = this->promptString_.size() + this->buffer_->getCursorPosition(); |
---|
| 755 | // Compensate for cursor further to the right than the terminal width |
---|
[6177] | 756 | COORD pos; |
---|
[6178] | 757 | pos.X = rawCursorPos % this->terminalWidth_; |
---|
| 758 | pos.Y = this->inputLineRow_ + rawCursorPos / this->terminalWidth_; |
---|
[6177] | 759 | SetConsoleCursorPosition(stdOutHandle_, pos); |
---|
| 760 | } |
---|
| 761 | |
---|
[6015] | 762 | //! Called if only the last output-line has changed |
---|
| 763 | void IOConsole::onlyLastLineChanged() |
---|
| 764 | { |
---|
[6180] | 765 | int newLineHeight = 1 + this->shell_->getNewestLineIterator()->first.size() / this->terminalWidth_; |
---|
[6178] | 766 | // Compute the number of new lines needed |
---|
| 767 | int newLines = newLineHeight - this->lastOutputLineHeight_; |
---|
| 768 | this->lastOutputLineHeight_ = newLineHeight; |
---|
| 769 | // Scroll console if necessary |
---|
| 770 | if (newLines > 0) // newLines < 0 is assumed impossible |
---|
[6177] | 771 | this->createNewOutputLines(newLines); |
---|
[6180] | 772 | Shell::LineList::const_iterator it = this->shell_->getNewestLineIterator(); |
---|
| 773 | this->printOutputLine(it->first, it->second, makeCOORD(0, this->inputLineRow_ - newLineHeight)); |
---|
[6015] | 774 | } |
---|
| 775 | |
---|
[6178] | 776 | //! Called if a new output line was added |
---|
[6015] | 777 | void IOConsole::lineAdded() |
---|
| 778 | { |
---|
[6180] | 779 | Shell::LineList::const_iterator it = this->shell_->getNewestLineIterator(); |
---|
[6178] | 780 | // Scroll console |
---|
[6180] | 781 | this->lastOutputLineHeight_ = 1 + it->first.size() / this->terminalWidth_; |
---|
[6178] | 782 | this->createNewOutputLines(this->lastOutputLineHeight_); |
---|
[6177] | 783 | // Write the text |
---|
| 784 | COORD pos = {0, this->inputLineRow_ - this->lastOutputLineHeight_}; |
---|
[6180] | 785 | this->printOutputLine(it->first, it->second, pos); |
---|
[6015] | 786 | } |
---|
[5971] | 787 | } |
---|
[6015] | 788 | |
---|
| 789 | #endif /* ORXONOX_PLATFORM_UNIX */ |
---|