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PanelKeyboard.cpp

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * $URL$
 * $Id$
 *
 */

#include "backends/platform/sdl/sdl-sys.h"
#include "PanelKeyboard.h"

namespace CEGUI {

const char KEYBOARD_MAPPING_ALPHA[][14] = { {"abcdefghijklm"}, {"nopqrstuvwxyz"} };
const char KEYBOARD_MAPPING_NUMERIC[][6] = { {"12345"}, {"67890"} };
const int  KEYBOARD_MAPPING_SPECIAL[][3][2] = { { {1, SDLK_ESCAPE}, {224, SDLK_UP}, {32, SDLK_SPACE} },
      { {224, SDLK_LEFT}, {224, SDLK_DOWN}, {224, SDLK_RIGHT} }
};

PanelKeyboard::PanelKeyboard(WORD reference) : Toolbar() {
      setBackground(reference);
      _state = false;
      _lastKey.setKey(0);
}


PanelKeyboard::~PanelKeyboard() {
}

bool PanelKeyboard::action(int x, int y, bool pushed) {
      Key key;

      if (checkInside(x, y)) {
            int keyAscii = 0;
            int keyCode = 0;
            if (x < 185) {
                  // Alpha selection
                  keyCode = keyAscii = KEYBOARD_MAPPING_ALPHA[y >= _y + 20][((x + 10) / 14) - 1];
            } else if (x >= 186 && x <= 255) {
                  // Numeric selection
                  keyCode = keyAscii = KEYBOARD_MAPPING_NUMERIC[y >= _y + 20][((x - 187 + 10) / 14) - 1];
            } else if (x >= 258 && x <= 300) {
                  // Special keys
                  keyAscii = KEYBOARD_MAPPING_SPECIAL[y >= _y + 20][((x - 259 + 10) / 14) - 1][0];
                  keyCode = KEYBOARD_MAPPING_SPECIAL[y >= _y + 20][((x - 259 + 10) / 14) - 1][1];
            } else if (x >= 302 && x <= 316) {
                  if (y < _y + 20) {
                        // Backspace
                        keyAscii = VK_BACK;
                        keyCode = keyAscii;
                  } else {
                        // Enter
                        keyAscii = 13;
                        keyCode = 13;
                  }
            }

            if (keyAscii != 0) {
                  if (_state && pushed && keyCode != _lastKey.keycode()) // if cursor is still down and off the current key
                        return false;
                  else if (_state && !pushed && keyCode != _lastKey.keycode()) { // cursor is up but off the current key
                        keyAscii = _lastKey.ascii();
                        keyCode = _lastKey.keycode();
                  }
                  _state = pushed;
                  _lastKey.setKey(keyAscii, tolower(keyCode));

                  key.setKey(keyAscii, tolower(keyCode));
                  return EventsBuffer::simulateKey(&key, pushed);
            } else if (_state && !pushed) { // cursor is in some forbidden region and is up
                  _state = false;
                  key = _lastKey;
                  return EventsBuffer::simulateKey(&key, false);
            } else
                  return false;
      } else if (_state && !pushed) { // cursor left the keyboard area and is up
            _state = false;
            key = _lastKey;
            return EventsBuffer::simulateKey(&key, false);
      } else
            return false;
}

} // End of namespace CEGUI


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