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part_36.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/igor/parts/part_36.cpp $
 * $Id: part_36.cpp 30944 2008-02-23 22:50:18Z sev $
 *
 */

#include "igor/igor.h"

namespace Igor {

void IgorEngine::PART_36_EXEC_ACTION(int action) {
      switch (action) {
      case 101:
            ADD_DIALOGUE_TEXT(201, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 102:
            PART_36_ACTION_102();
            break;
      case 103:
            ADD_DIALOGUE_TEXT(202, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 104:
            ADD_DIALOGUE_TEXT(203, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 105:
            ADD_DIALOGUE_TEXT(204, 2);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 106:
            ADD_DIALOGUE_TEXT(209, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 107:
            ADD_DIALOGUE_TEXT(206, 2);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 108:
            ADD_DIALOGUE_TEXT(208, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 109:
            _currentPart = 242;
            break;
      default:
            error("PART_36_EXEC_ACTION unhandled action %d", action);
            break;
      }
}

void IgorEngine::PART_36_ACTION_102() {
      for (int i = 1; i >= 0; --i) {
            for (int j = 0; j <= 48; ++j) {
                  for (int k = 0; k <= 33; ++k) {
                        uint8 color = _animFramesBuffer[14 + i * 1666 + j * 34 + k];
                        int offset = (j + 74) * 320 + k + 70;
                        if (color < 192 || color > 207) {
                              _screenTempLayer[100 * j + k] = color;
                              continue;
                        }
                        RoomObjectArea *roa = &_roomObjectAreasTable[_screenLayer2[offset]];
                        if (roa->y1Lum > 0) {
                              _screenTempLayer[100 * j + k] = _screenLayer1[offset];
                        } else {
                              if (roa->y2Lum > 0) {
                                    color -= roa->deltaLum;
                              }
                              _screenTempLayer[100 * j + k] = color;
                        }
                  }
            }
            for (int j = 0; j <= 48; ++j) {
                  memcpy(_screenVGA + j * 320 + 23750, _screenTempLayer + j * 100, 34);
            }
            waitForTimer(45);
      }
      addObjectToInventory(30, 65);
      _objectsState[88] = 1;
      PART_36_HELPER_1(255);
      if (_game.version == kIdEngDemo110) {
            ++_demoActionsCounter;
      }
}

void IgorEngine::PART_36_HELPER_1(int num) {
      if (num == 1 || num == 255) {
            if (_objectsState[88] == 0) {
                  PART_36_HELPER_4(1);
            } else {
                  PART_36_HELPER_4(0);
                  _roomObjectAreasTable[6].object = 1;
                  _roomObjectAreasTable[7].object = 1;
            }
      }
}

void IgorEngine::PART_36_HELPER_2() {
      _walkData[0].setPos(319, 143, 4, 0);
      _walkData[0].setDefaultScale();
      _walkDataLastIndex = 0;
      _walkCurrentFrame = 1;
      buildWalkPath(319, 143, 259, 143);
      _walkData[_walkDataLastIndex].frameNum = 0;
      _walkDataCurrentIndex = 1;
      _gameState.igorMoving = true;
      waitForIgorMove();
}

void IgorEngine::PART_36_HELPER_4(int frame) {
      if (frame == 0) {
            memcpy(_screenLayer1 + 31430, _animFramesBuffer, 7);
      } else if (frame == 1) {
            memcpy(_screenLayer1 + 31430, _animFramesBuffer + 7, 7);
      }
}

void IgorEngine::PART_36() {
      _gameState.enableLight = 1;
      loadRoomData(PAL_ChemistryClassroom, IMG_ChemistryClassroom, BOX_ChemistryClassroom, MSK_ChemistryClassroom, TXT_ChemistryClassroom);
      static const int anm[] = { FRM_ChemistryClassroom1, FRM_ChemistryClassroom2, 0 };
      loadAnimData(anm);
      loadActionData(DAT_ChemistryClassroom);
      _roomDataOffsets = PART_36_ROOM_DATA_OFFSETS;
      setRoomWalkBounds(90, 0, 319, 143);
      SET_EXEC_ACTION_FUNC(1, &IgorEngine::PART_36_EXEC_ACTION);
      PART_36_HELPER_1(255);
      memcpy(_screenVGA, _screenLayer1, 46080);
      _currentAction.verb = kVerbWalk;
      fadeInPalette(768);
      PART_36_HELPER_2();
      enterPartLoop();
      while (_currentPart == 360) {
            runPartLoop();
      }
      leavePartLoop();
      fadeOutPalette(624);
}

} // namespace Igor

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