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init.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: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-0-11-1/engines/gob/init.cpp $
 * $Id: init.cpp 30944 2008-02-23 22:50:18Z sev $
 *
 */


#include "common/endian.h"

#include "gob/gob.h"
#include "gob/init.h"
#include "gob/global.h"
#include "gob/util.h"
#include "gob/dataio.h"
#include "gob/cdrom.h"
#include "gob/draw.h"
#include "gob/game.h"
#include "gob/palanim.h"
#include "gob/sound.h"
#include "gob/video.h"
#include "gob/videoplayer.h"

namespace Gob {

const char *Init::_fontNames[] = { "jeulet1.let", "jeulet2.let", "jeucar1.let", "jeumath.let" };

Init::Init(GobEngine *vm) : _vm(vm) {
      _palDesc = 0;
}

void Init::cleanup(void) {
      _vm->_video->freeDriver();
      _vm->_global->_primarySurfDesc = 0;

      _vm->_snd->speakerOff();
      _vm->_snd->stopSound(0);
      _vm->_dataIO->closeDataFile();
}

void Init::initGame(const char *totName) {
      int16 handle2;
      int16 handle;
      int16 imdHandle;
      byte *infBuf;
      char *infPtr;
      char *infEnd;
      char buffer[128];
      int32 varsCount;

      initVideo();

      // The Lost In Time demo uses different file prefix
      if (_vm->getGameType() == kGameTypeLostInTime) {
            handle2 = _vm->_dataIO->openData("demo.stk");
            if (handle2 >= 0) {
                  _vm->_dataIO->closeData(handle2);
                  _vm->_dataIO->openDataFile("demo.stk");
            }
      }

      handle2 = _vm->_dataIO->openData("intro.stk");
      if (handle2 >= 0) {
            _vm->_dataIO->closeData(handle2);
            _vm->_dataIO->openDataFile("intro.stk");
      }

      _vm->_util->initInput();

      _vm->_video->initPrimary(_vm->_global->_videoMode);
      _vm->_global->_mouseXShift = 1;
      _vm->_global->_mouseYShift = 1;

      _vm->_game->_totTextData = 0;
      _vm->_game->_totFileData = 0;
      _vm->_game->_totResourceTable = 0;
      _vm->_global->_inter_variables = 0;
      _vm->_global->_inter_variablesSizes = 0;
      _palDesc = new Video::PalDesc;

      _vm->validateVideoMode(_vm->_global->_videoMode);

      _vm->_global->_setAllPalette = true;
      _palDesc->vgaPal = _vm->_draw->_vgaPalette;
      _palDesc->unused1 = _vm->_draw->_unusedPalette1;
      _palDesc->unused2 = _vm->_draw->_unusedPalette2;
      _vm->_video->setFullPalette(_palDesc);

      for (int i = 0; i < 8; i++)
            _vm->_draw->_fonts[i] = 0;

      handle = _vm->_dataIO->openData("intro.inf");

      if (handle < 0) {
            for (int i = 0; i < 4; i++) {
                  handle2 = _vm->_dataIO->openData(_fontNames[i]);
                  if (handle2 >= 0) {
                        _vm->_dataIO->closeData(handle2);
                        _vm->_draw->_fonts[i] = _vm->_util->loadFont(_fontNames[i]);
                  }
            }
      } else {
            _vm->_dataIO->closeData(handle);

            infBuf = _vm->_dataIO->getData("intro.inf");
            infPtr = (char *) infBuf;

            infEnd = (char *) (infBuf + _vm->_dataIO->getDataSize("intro.inf"));

            for (int i = 0; i < 8; i++, infPtr++) {
                  int j;

                  for (j = 0; infPtr < infEnd && *infPtr >= ' '; j++, infPtr++)
                        buffer[j] = *infPtr;
                  buffer[j] = 0;

                  strcat(buffer, ".let");
                  handle2 = _vm->_dataIO->openData(buffer);
                  if (handle2 >= 0) {
                        _vm->_dataIO->closeData(handle2);
                        _vm->_draw->_fonts[i] = _vm->_util->loadFont(buffer);
                  }

                  if ((infPtr + 1) >= infEnd)
                        break;

                  infPtr++;
            }
            delete[] infBuf;
      }

      if (totName) {
            strncpy0(buffer, totName, 15);
            strcat(buffer, ".tot");
      } else
            strncpy0(buffer, _vm->_startTot, 19);

      handle = _vm->_dataIO->openData(buffer);

      if (handle >= 0) {
            DataStream *stream = _vm->_dataIO->openAsStream(handle, true);

            stream->seek(0x2C);
            varsCount = stream->readUint16LE();

            delete stream;

            _vm->_global->_inter_variables = new byte[varsCount * 4];
            _vm->_global->_inter_variablesSizes = new byte[varsCount * 4];
            _vm->_global->clearVars(varsCount);

            strcpy(_vm->_game->_curTotFile, buffer);

            _vm->_cdrom->testCD(1, "GOB");
            _vm->_cdrom->readLIC("gob.lic");

            // Search for a Coktel logo animation or image to display
            imdHandle = _vm->_dataIO->openData("coktel.imd");
            if (imdHandle >= 0) {
                  _vm->_dataIO->closeData(imdHandle);
                  _vm->_draw->initScreen();
                  _vm->_draw->_cursorIndex = -1;

                  _vm->_util->longDelay(200); // Letting everything settle

                  if (_vm->_vidPlayer->openVideo("coktel.imd")) {
                        _vm->_vidPlayer->play();
                        _vm->_vidPlayer->closeVideo();
                  }

                  _vm->_draw->closeScreen();
            } else if ((imdHandle = _vm->_dataIO->openData("coktel.clt")) >= 0) {
                  _vm->_draw->initScreen();

                  stream = _vm->_dataIO->openAsStream(imdHandle, true);
                  _vm->_util->clearPalette();
                  stream->read((byte *) _vm->_draw->_vgaPalette, 768);
                  delete stream;

                  imdHandle = _vm->_dataIO->openData("coktel.ims");
                  if (imdHandle >= 0) {
                        byte *sprBuf;

                        _vm->_dataIO->closeData(imdHandle);
                        sprBuf = _vm->_dataIO->getData("coktel.ims");
                        _vm->_video->drawPackedSprite(sprBuf, 320, 200, 0, 0, 0,
                                    _vm->_draw->_frontSurface);
                        _vm->_palAnim->fade(_palDesc, 0, 0);
                        _vm->_util->delay(500);

                        delete[] sprBuf;
                  }
                  _vm->_draw->closeScreen();
            }

            _vm->_game->start();

            _vm->_cdrom->stopPlaying();
            _vm->_cdrom->freeLICbuffer();

            delete[] _vm->_global->_inter_variables;
            delete[] _vm->_global->_inter_variablesSizes;
            delete[] _vm->_game->_totFileData;
            if (_vm->_game->_totTextData) {
                  if (_vm->_game->_totTextData->items)
                        delete[] _vm->_game->_totTextData->items;
                  delete _vm->_game->_totTextData;
            }
            if (_vm->_game->_totResourceTable) {
                  delete[] _vm->_game->_totResourceTable->items;
                  delete _vm->_game->_totResourceTable;
            }
      }

      for (int i = 0; i < 4; i++) {
            if (_vm->_draw->_fonts[i] != 0)
                  _vm->_util->freeFont(_vm->_draw->_fonts[i]);
      }

      delete _palDesc;
      _vm->_dataIO->closeDataFile();
      _vm->_video->initPrimary(-1);
      cleanup();
}

} // End of namespace Gob

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