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part_24.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_24.cpp $
 * $Id: part_24.cpp 30944 2008-02-23 22:50:18Z sev $
 *
 */

#include "igor/igor.h"

namespace Igor {

void IgorEngine::PART_24_EXEC_ACTION(int action) {
      switch (action) {
      case 101:
            _currentPart = 313;
            break;
      case 102:
            PART_24_ACTION_102();
            break;
      case 103:
            ADD_DIALOGUE_TEXT(201, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 104:
            PART_24_ACTION_104();
            break;
      case 105:
            PART_24_ACTION_105();
            break;
      case 106:
            ADD_DIALOGUE_TEXT(202, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 107:
            PART_24_ACTION_107();
            break;
      case 108:
            ADD_DIALOGUE_TEXT(203, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 109:
            ADD_DIALOGUE_TEXT(204, 1);
            ADD_DIALOGUE_TEXT(205, 1);
            SET_DIALOGUE_TEXT(1, 2);
            startIgorDialogue();
            break;
      case 110:
            ADD_DIALOGUE_TEXT(206, 2);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 111:
            ADD_DIALOGUE_TEXT(208, 2);
            ADD_DIALOGUE_TEXT(210, 2);
            SET_DIALOGUE_TEXT(1, 2);
            startIgorDialogue();
            break;
      case 112:
            ADD_DIALOGUE_TEXT(212, 2);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      default:
            error("PART_24_EXEC_ACTION unhandled action %d", action);
            break;
      }
}

void IgorEngine::PART_24_ACTION_102() {
      if (_objectsState[67] != 0) {
            _roomObjectAreasTable[_screenLayer2[37188]].area = 1;
            --_walkDataLastIndex;
            buildWalkPathSimple(76, 128, 68, 116);
            _walkDataCurrentIndex = 1;
            _gameState.igorMoving = true;
            waitForIgorMove();
            _currentPart = 360;
      }
}

void IgorEngine::PART_24_ACTION_104() {
      if (_objectsState[67] == 1) {
            executeAction(11);
            return;
      }
      for (int i = 1; i <= 2; ++i) {
            const int offset = 23104;
            for (int j = 0; j <= 56; ++j) {
                  memcpy(_screenVGA + j * 320 + offset, _animFramesBuffer + i * 1938 + j * 34 + 0x69C, 34);
            }
            if (i == 2) {
                  playSound(13, 1);
            } else if (i == 1) {
                  waitForTimer(100);
            }
      }
      _objectsState[67] = 1;
      PART_24_HELPER_1(1);
}

void IgorEngine::PART_24_ACTION_105() {
      if (_objectsState[67] == 0) {
            executeAction(14);
            return;
      }
      for (int i = 3; i <= 4; ++i) {
            const int offset = 23104;
            for (int j = 0; j <= 56; ++j) {
                  memcpy(_screenVGA + j * 320 + offset, _animFramesBuffer + i * 1938 + j * 34 + 0x69C, 34);
            }
            if (i == 4) {
                  playSound(14, 1);
            } else if (i == 3) {
                  waitForTimer(100);
            }
      }
      _objectsState[67] = 0;
      PART_24_HELPER_1(1);
}

void IgorEngine::PART_24_ACTION_107() {
      _roomObjectAreasTable[_screenLayer2[38719]].area = 1;
      --_walkDataLastIndex;
      buildWalkPathSimple(266, 123, 319, 120);
      _walkDataCurrentIndex = 1;
      _gameState.igorMoving = true;
      waitForIgorMove();
      _currentPart = 330;
}

void IgorEngine::PART_24_UPDATE_ROOM_BACKGROUND() {
      if (compareGameTick(29) || compareGameTick(61)) {
            if (_gameState.unk10 == _gameState.counter[4]) {
                  _gameState.counter[4] = getRandomNumber(90) + 10;
                  _gameState.unk10 = 0;
                  if (_gameState.unkF) {
                        PART_24_HELPER_3(1);
                  } else {
                        PART_24_HELPER_3(2);
                  }
                  _gameState.unkF = !_gameState.unkF;
            } else {
                  ++_gameState.unk10;
            }
            if (_gameState.unkF) {
                  PART_24_HELPER_3(getRandomNumber(6) + 1);
            } else {
                  PART_24_HELPER_2(getRandomNumber(6) + 1);
            }
      }
}

void IgorEngine::PART_24_HELPER_1(int num) {
      if (num == 1 || num == 255) {
            if (_objectsState[67] == 0) {
                  PART_24_HELPER_4();
                  _roomActionsTable[2] = 6;
            } else {
                  PART_24_HELPER_5();
                  _roomActionsTable[2] = 7;
            }
      }
}

void IgorEngine::PART_24_HELPER_2(int frame) {
      _roomCursorOn = false;
      for (int i = 0; i <= 48; ++i) {
            for (int j = 0; j <= 22; ++j) {
                  int offset = (i + 76) * 320 + j + 149;
                  uint8 color = _screenVGA[offset];
                  if ((color >= 192 && color <= 207) || color == 240 || color == 241) {
                        _screenTempLayer[i * 100 + j] = _screenVGA[offset];
                  } else {
                        _screenTempLayer[i * 100 + j] = _animFramesBuffer[frame * 1127 + i * 23 + j + 0x3E3B];
                  }
            }
      }
      int offset = 24469;
      for (int i = 0; i <= 48; ++i) {
            memcpy(_screenVGA + i * 320 + offset, _screenTempLayer + i * 100, 23);
            memcpy(_screenLayer1 + i * 320 + offset, _animFramesBuffer + frame * 1127 + i * 23 + 0x3E3B, 23);
      }
      if (_gameState.dialogueTextRunning) {
            memcpy(_screenTextLayer + 23040, _screenLayer1 + _dialogueDirtyRectY, _dialogueDirtyRectSize);
      }
      if (_dialogueCursorOn) {
            _roomCursorOn = true;
      }
}

void IgorEngine::PART_24_HELPER_3(int frame) {
      _roomCursorOn = false;
      for (int i = 0; i <= 42; ++i) {
            for (int j = 0; j <= 21; ++j) {
                  int offset = (i + 80) * 320 + j + 173;
                  uint8 color = _screenVGA[offset];
                  if ((color >= 192 && color <= 207) || color == 240 || color == 241) {
                        _screenTempLayer[i * 100 + j] = _screenVGA[offset];
                  } else {
                        _screenTempLayer[i * 100 + j] = _animFramesBuffer[frame * 946 + i * 22 + j + 0x28C4];
                  }
            }
      }
      int offset = 25773;
      for (int i = 0; i <= 42; ++i) {
            memcpy(_screenVGA + i * 320 + offset, _screenTempLayer + i * 100, 22);
            memcpy(_screenLayer1 + i * 320 + offset, _animFramesBuffer + frame * 946 + i * 22 + 0x28C4, 22);
      }
      if (_gameState.dialogueTextRunning) {
            memcpy(_screenTextLayer + 23040, _screenLayer1 + _dialogueDirtyRectY, _dialogueDirtyRectSize);
      }
      if (_dialogueCursorOn) {
            _roomCursorOn = true;
      }
}

void IgorEngine::PART_24_HELPER_4() {
      const int offset = 22785;
      for (int i = 0; i <= 54; ++i) {
            memcpy(_screenLayer1 + i * 320 + offset, _animFramesBuffer + i * 33, 33);
      }
}

void IgorEngine::PART_24_HELPER_5() {
      const int offset = 22785;
      for (int i = 0; i <= 54; ++i) {
            memcpy(_screenLayer1 + i * 320 + offset, _animFramesBuffer + i * 33 + 0x717, 33);
      }
}

void IgorEngine::PART_24_HELPER_7() {
      _walkData[0].setPos(0, 138, 2, 0);
      _walkData[0].setDefaultScale();
      _walkData[0].clipSkipX = 15;
      _walkData[0].clipWidth = 15;
      _walkDataLastIndex = 0;
      _walkDataCurrentIndex = 1;
      buildWalkPathSimple(0, 138, 30, 140);
      _walkData[_walkDataLastIndex].frameNum = 0;
      _gameState.igorMoving = true;
      waitForIgorMove();
}

void IgorEngine::PART_24_HELPER_8() {
      _walkData[0].setPos(319, 123, 4, 0);
      _walkData[0].setDefaultScale();
      _walkData[0].clipSkipX = 1;
      _walkData[0].clipWidth = 15;
      _walkDataLastIndex = 0;
      _walkDataCurrentIndex = 1;
      _roomObjectAreasTable[_screenLayer2[39679]].area = 1;
      buildWalkPathSimple(319, 123, 260, 123);
      _roomObjectAreasTable[_screenLayer2[39679]].area = 0;
      _walkData[_walkDataLastIndex].frameNum = 0;
      _gameState.igorMoving = true;
      waitForIgorMove();
}

void IgorEngine::PART_24_HELPER_9() {
      _walkData[0].setPos(68, 116, 3, 0);
      _walkData[0].setDefaultScale();
      _walkData[0].clipSkipX = 1;
      _walkData[0].clipWidth = 30;
      _walkDataLastIndex = 0;
      _walkDataCurrentIndex = 1;
      _roomObjectAreasTable[_screenLayer2[37188]].area = 1;
      buildWalkPathSimple(68, 116, 78, 130);
      _roomObjectAreasTable[_screenLayer2[37188]].area = 0;
      _walkData[_walkDataLastIndex].frameNum = 0;
      _walkDataCurrentIndex = 1;
      _gameState.igorMoving = true;
      waitForIgorMove();
}

void IgorEngine::PART_24() {
      _gameState.enableLight = 2;
      loadRoomData(PAL_CollegeCorridorSharonMichael, IMG_CollegeCorridorSharonMichael, BOX_CollegeCorridorSharonMichael, MSK_CollegeCorridorSharonMichael, TXT_CollegeCorridorSharonMichael);
      static const int anm[] = { FRM_CollegeCorridorSharonMichael1, FRM_CollegeCorridorSharonMichael2, FRM_CollegeCorridorSharonMichael3, FRM_CollegeCorridorSharonMichael4, 0 };
      loadAnimData(anm);
      loadActionData(DAT_CollegeCorridorSharonMichael);
      _roomDataOffsets = PART_24_ROOM_DATA_OFFSETS;
      setRoomWalkBounds(0, 0, 319, 143);
      SET_EXEC_ACTION_FUNC(1, &IgorEngine::PART_24_EXEC_ACTION);
      _updateRoomBackground = &IgorEngine::PART_24_UPDATE_ROOM_BACKGROUND;
      PART_24_HELPER_1(255);
      memcpy(_screenVGA, _screenLayer1, 46080);
      _currentAction.verb = kVerbWalk;
      fadeInPalette(768);
      if (_currentPart == 240) {
            PART_24_HELPER_7();
      } else if (_currentPart == 241) {
            PART_24_HELPER_8();
      } else if (_currentPart == 242) {
            PART_24_HELPER_9();
      }
      enterPartLoop();
      while (_currentPart >= 240 && _currentPart <= 242) {
            runPartLoop();
      }
      leavePartLoop();
      fadeOutPalette(624);
}

} // namespace Igor

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