* Moved VK code into backends/vkeybd
* Moved Keymapper code into backends/keymapper svn-id: r33681
This commit is contained in:
Stephen Kennedy
parent
66e4e3ec1a
commit
2645ca48ad
25 changed files with 78 additions and 76 deletions
347
backends/vkeybd/virtual-keyboard.cpp
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347
backends/vkeybd/virtual-keyboard.cpp
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#include "backends/vkeybd/virtual-keyboard.h"
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#include "backends/vkeybd/virtual-keyboard-gui.h"
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#include "backends/vkeybd/virtual-keyboard-parser.h"
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#include "graphics/imageman.h"
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namespace Common {
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VirtualKeyboard::VirtualKeyboard() : _currentMode(0) {
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assert(g_system);
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_system = g_system;
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_parser = new VirtualKeyboardParser(this);
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_kbdGUI = new VirtualKeyboardGUI(this);
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_loaded = false;
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}
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VirtualKeyboard::~VirtualKeyboard() {
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deleteEvents();
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delete _kbdGUI;
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delete _parser;
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}
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void VirtualKeyboard::deleteEvents() {
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ModeMap::iterator it_m;
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EventMap::iterator it_e;
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for (it_m = _modes.begin(); it_m != _modes.end(); it_m++) {
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EventMap *evt = &(it_m->_value.events);
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for (it_e = evt->begin(); it_e != evt->end(); it_e++)
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delete it_e->_value;
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}
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}
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void VirtualKeyboard::reset() {
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deleteEvents();
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_modes.clear();
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_initialMode = _currentMode = 0;
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_hAlignment = kAlignCentre;
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_vAlignment = kAlignBottom;
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_keyQueue.clear();
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_loaded = false;
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_kbdGUI->reset();
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}
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bool VirtualKeyboard::loadKeyboardPack(Common::String packName) {
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if (Common::File::exists(packName + ".xml")) {
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// uncompressed keyboard pack
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if (!_parser->loadFile(packName + ".xml"))
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return false;
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} else if (Common::File::exists(packName + ".zip")) {
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// compressed keyboard pack
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#ifdef USE_ZLIB
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unzFile zipFile = unzOpen((packName + ".zip").c_str());
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if (zipFile && unzLocateFile(zipFile, (packName + ".xml").c_str(), 2) == UNZ_OK) {
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unz_file_info fileInfo;
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unzOpenCurrentFile(zipFile);
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unzGetCurrentFileInfo(zipFile, &fileInfo, NULL, 0, NULL, 0, NULL, 0);
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byte *buffer = (byte *)malloc(fileInfo.uncompressed_size+1 * sizeof(byte));
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assert(buffer);
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memset(buffer, 0, (fileInfo.uncompressed_size+1)*sizeof(byte));
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unzReadCurrentFile(zipFile, buffer, fileInfo.uncompressed_size);
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unzCloseCurrentFile(zipFile);
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if (!_parser->loadBuffer(buffer, fileInfo.uncompressed_size+1, true)) {
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unzClose(zipFile);
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return false;
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}
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} else {
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warning("Could not find %s.xml file in %s.zip keyboard pack", packName.c_str(), packName.c_str());
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unzClose(zipFile);
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return false;
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}
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unzClose(zipFile);
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ImageMan.addArchive(packName + ".zip");
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#else
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return false;
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#endif
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} else {
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warning("Keyboard pack not found");
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return false;
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}
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_parser->setParseMode(kParseFull);
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_loaded = _parser->parse();
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if (_loaded)
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printf("Keyboard pack '%s' loaded successfully!\n", packName.c_str());
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return _loaded;
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}
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bool VirtualKeyboard::checkModeResolutions()
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{
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_parser->setParseMode(kParseCheckResolutions);
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_loaded = _parser->parse();
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return _loaded;
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}
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Common::String VirtualKeyboard::findArea(int16 x, int16 y) {
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return _currentMode->imageMap.findMapArea(x, y);
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}
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void VirtualKeyboard::processAreaClick(const Common::String& area) {
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if (!_currentMode->events.contains(area)) return;
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Event *evt = _currentMode->events[area];
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switch (evt->type) {
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case kEventKey: {
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// add virtual keypress to queue
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_keyQueue.insertKey(*(Common::KeyState*)evt->data);
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break;
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}
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case kEventModifier:
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_keyQueue.toggleFlags(*(byte*)(evt->data));
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break;
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case kEventSwitchMode:
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// switch to new mode
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switchMode(*(Common::String *)evt->data);
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_keyQueue.clearFlags();
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break;
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case kEventClose:
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// close virtual keyboard
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_kbdGUI->hide();
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break;
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}
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}
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void VirtualKeyboard::switchMode(Mode *newMode) {
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_kbdGUI->initMode(newMode);
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_currentMode = newMode;
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}
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void VirtualKeyboard::switchMode(const Common::String& newMode) {
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if (!_modes.contains(newMode)) {
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warning("Keyboard mode '%s' unknown", newMode.c_str());
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return;
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}
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switchMode(&_modes[newMode]);
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}
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void VirtualKeyboard::handleMouseDown(int16 x, int16 y) {
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_areaDown = findArea(x, y);
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if (_areaDown.empty())
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_kbdGUI->startDrag(x, y);
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}
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void VirtualKeyboard::handleMouseUp(int16 x, int16 y) {
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if (!_areaDown.empty() && _areaDown == findArea(x, y)) {
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processAreaClick(_areaDown);
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_areaDown.clear();
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}
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_kbdGUI->endDrag();
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}
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void VirtualKeyboard::show() {
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if (!_loaded) {
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// if not loaded then load default "vkeybd" pack
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if (!loadKeyboardPack("vkeybd")) {
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warning("Keyboard not loaded therefore can't be shown");
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return;
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}
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}
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switchMode(_initialMode);
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_kbdGUI->run();
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EventManager *eventMan = _system->getEventManager();
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assert(eventMan);
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// push keydown & keyup events into the event manager
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Common::Event evt;
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evt.synthetic = false;
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while (!_keyQueue.empty()) {
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evt.kbd = _keyQueue.pop();
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evt.type = Common::EVENT_KEYDOWN;
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eventMan->pushEvent(evt);
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evt.type = Common::EVENT_KEYUP;
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eventMan->pushEvent(evt);
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}
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}
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void VirtualKeyboard::hide() {
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_kbdGUI->hide();
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}
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bool VirtualKeyboard::isDisplaying() {
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return _kbdGUI->isDisplaying();
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}
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VirtualKeyboard::KeyPressQueue::KeyPressQueue() {
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_keyPos = _keys.end();
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_strPos = 0;
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}
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void VirtualKeyboard::KeyPressQueue::toggleFlags(byte fl) {
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_keyFlags ^= fl;
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_strChanged = true;
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}
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void VirtualKeyboard::KeyPressQueue::clearFlags() {
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_keyFlags = 0;
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_strChanged = true;
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}
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void VirtualKeyboard::KeyPressQueue::insertKey(KeyState key) {
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_strChanged = true;
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switch (key.keycode) {
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case KEYCODE_LEFT:
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moveLeft();
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return;
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case KEYCODE_RIGHT:
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moveRight();
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return;
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case KEYCODE_BACKSPACE:
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deleteKey();
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return;
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default:
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;
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}
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key.flags ^= _keyFlags;
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if ((key.keycode >= Common::KEYCODE_a) && (key.keycode <= Common::KEYCODE_z))
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key.ascii = (key.flags & Common::KBD_SHIFT) ? key.keycode - 32 : key.keycode;
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clearFlags();
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String keyStr;
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if (key.keycode >= 32 && key.keycode <= 126) {
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if (key.flags & KBD_CTRL)
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keyStr += "Ctrl+";
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if (key.flags & KBD_ALT)
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keyStr += "Alt+";
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if (key.flags & KBD_SHIFT && (key.ascii < 65 || key.ascii > 90))
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keyStr += "Shift+";
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keyStr += (char)key.ascii;
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}
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const char *k = keyStr.c_str();
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while (char ch = *k++)
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_str.insertChar(ch, _strPos++);
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VirtualKeyPress kp;
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kp.key = key;
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kp.strLen = keyStr.size();
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_keys.insert(_keyPos, kp);
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}
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void VirtualKeyboard::KeyPressQueue::deleteKey() {
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if (_keyPos == _keys.begin())
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return;
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List<VirtualKeyPress>::iterator it = _keyPos;
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it--;
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_strPos -= it->strLen;
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while((it->strLen)-- > 0)
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_str.deleteChar(_strPos);
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_keys.erase(it);
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}
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void VirtualKeyboard::KeyPressQueue::moveLeft() {
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if (_keyPos == _keys.begin())
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return;
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_keyPos--;
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_strPos -= _keyPos->strLen;
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}
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void VirtualKeyboard::KeyPressQueue::moveRight() {
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if (_keyPos == _keys.end())
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return;
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_strPos += _keyPos->strLen;
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_keyPos++;
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}
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KeyState VirtualKeyboard::KeyPressQueue::pop() {
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bool front = (_keyPos == _keys.begin());
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VirtualKeyPress kp = *(_keys.begin());
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_keys.pop_front();
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if (front)
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_keyPos = _keys.begin();
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else
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_strPos -= kp.strLen;
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while (kp.strLen-- > 0)
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_str.deleteChar(0);
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return kp.key;
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}
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void VirtualKeyboard::KeyPressQueue::clear() {
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_keys.clear();
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_keyPos = _keys.end();
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_str.clear();
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_strPos = 0;
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_keyFlags = 0;
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}
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bool VirtualKeyboard::KeyPressQueue::empty()
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{
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return _keys.empty();
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}
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String VirtualKeyboard::KeyPressQueue::getString()
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{
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String flags;
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if (_keyFlags & KBD_CTRL)
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flags += "Ctrl+";
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if (_keyFlags & KBD_ALT)
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flags += "Alt+";
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if (_keyFlags & KBD_SHIFT)
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flags += "Shift+";
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return _str + flags;
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}
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uint VirtualKeyboard::KeyPressQueue::getInsertIndex() {
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return _strPos;
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}
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bool VirtualKeyboard::KeyPressQueue::hasStringChanged() {
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bool ret = _strChanged;
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_strChanged = false;
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return ret;
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}
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} // end of namespace Common
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