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part_26.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_26.cpp $
 * $Id: part_26.cpp 30944 2008-02-23 22:50:18Z sev $
 *
 */

#include "igor/igor.h"

namespace Igor {

static const uint8 PART_26_ANIM_DATA_1[12] = { 6, 0, 2, 3, 4, 5, 6, 5, 4, 3, 2, 0 };

void IgorEngine::PART_26_EXEC_ACTION(int action) {
      switch (action) {
      case 101:
            ADD_DIALOGUE_TEXT(202, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 102:
            ADD_DIALOGUE_TEXT(203, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 103:
            PART_26_ACTION_103();
            break;
      case 104:
            PART_26_ACTION_104();
            break;
      case 105:
            ADD_DIALOGUE_TEXT(224, 2);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 106:
            _currentPart = 250;
            break;
      case 107:
            PART_26_ACTION_107();
            break;
      case 108:
            ADD_DIALOGUE_TEXT(216, 2);
            ADD_DIALOGUE_TEXT(218, 1);
            SET_DIALOGUE_TEXT(1, 2);
            startIgorDialogue();
            break;
      case 109:
            ADD_DIALOGUE_TEXT(219, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      case 110:
            ADD_DIALOGUE_TEXT(220, 2);
            ADD_DIALOGUE_TEXT(222, 1);
            SET_DIALOGUE_TEXT(1, 2);
            startIgorDialogue();
            break;
      case 111:
            ADD_DIALOGUE_TEXT(223, 1);
            SET_DIALOGUE_TEXT(1, 1);
            startIgorDialogue();
            break;
      default:
            error("PART_26_EXEC_ACTION unhandled action %d", action);
            break;
      }
}

void IgorEngine::PART_26_ACTION_103() {
      if (_objectsState[69] == 1) {
            EXEC_MAIN_ACTION(11);
            return;
      }
      for (int i = 1; i <= 2; ++i) {
            const int offset = 19870;
            for (int j = 0; j <= 65; ++j) {
                  memcpy(_screenVGA + j * 320 + offset, _animFramesBuffer + 0x16C0 + i * 2706 + j * 41, 41);
            }
            if (i == 2) {
                  playSound(13, 1);
            } else if (i == 1) {
                  waitForTimer(100);
            }
      }
      _objectsState[69] = 1;
      PART_25_HELPER_1(1);
}

void IgorEngine::PART_26_ACTION_104() {
      if (_objectsState[69] == 0) {
            EXEC_MAIN_ACTION(14);
            return;
      }
      for (int i = 3; i <= 4; ++i) {
            const int offset = 19870;
            for (int j = 0; j <= 65; ++j) {
                  memcpy(_screenVGA + j * 320 + offset, _animFramesBuffer + i * 2706 + j * 41 + 0x16C0, 41);
                  if (i == 4) {
                        playSound(14, 1);
                  }
                  if (i == 3) {
                        waitForTimer(100);
                  }
            }
      }
      _objectsState[69] = 0;
      PART_25_HELPER_1(1);
}

void IgorEngine::PART_26_ACTION_107() {
      if (_objectsState[69] != 0) {
            _roomObjectAreasTable[_screenLayer2[36800]].area = 1;
            --_walkDataLastIndex;
            buildWalkPath(62, 127, 0, 115);
            _walkData[_walkDataLastIndex].frameNum = 0;
            _walkDataCurrentIndex = 1;
            _gameState.igorMoving = true;
            waitForIgorMove();
            _currentPart = 160;
      }
}

void IgorEngine::PART_26_UPDATE_ROOM_BACKGROUND() {
      if (compareGameTick(29) || compareGameTick(61)) {
            if (_gameState.unk10 > 2) {
                  if (_gameState.unk10 == 11) {
                        _gameState.unk10 = 2;
                  }
                  PART_26_HELPER_7(PART_26_ANIM_DATA_1[_gameState.unk10]);
                  if (_gameState.unk10 > 2) {
                        ++_gameState.unk10;
                  }
            } else if (_gameState.unk10 == 1) {
                  _gameState.unk10 = 2;
                  PART_26_HELPER_7(_gameState.unk10);
            } else if (getRandomNumber(25) == 0) {
                  _gameState.unk10 = 1;
                  PART_26_HELPER_7(_gameState.unk10);
            } else if (getRandomNumber(30) == 0) {
                  _gameState.unk10 = 3;
            }
      }
}

void IgorEngine::PART_26_HELPER_1(int num) {
      if (num == 1 || num == 255) {
            if (_objectsState[69] == 0) {
                  PART_26_HELPER_2();
                  _roomActionsTable[0x1E] = 6;
            } else {
                  PART_26_HELPER_3();
                  _roomActionsTable[0x1E] = 7;
            }
      }
}

void IgorEngine::PART_26_HELPER_2() {
      const int offset = 19870;
      for (int i = 0; i <= 64; ++i) {
            memcpy(_screenLayer1 + i * 320 + offset, _animFramesBuffer + i * 25, 25);
      }
}

void IgorEngine::PART_26_HELPER_3() {
      const int offset = 19870;
      for (int i = 0; i <= 64; ++i) {
            memcpy(_screenLayer1 + i * 320 + offset, _animFramesBuffer + 0x659 + i * 25, 25);
      }
}

void IgorEngine::PART_26_HELPER_4() {
      _walkData[0].setPos(319, 125, 4, 0);
      _walkData[0].setDefaultScale();
      _walkData[0].clipWidth = 15;
      _walkDataLastIndex = 0;
      _walkDataCurrentIndex = 1;
      buildWalkPathSimple(319, 125, 269, 140);
      _walkData[_walkDataLastIndex].frameNum = 0;
      _gameState.igorMoving = true;
      waitForIgorMove();
}

void IgorEngine::PART_26_HELPER_5() {
      _walkData[0].setPos(0, 115, 3, 0);
      _walkData[0].setDefaultScale();
      _walkData[0].clipSkipX = 2;
      _walkData[0].clipWidth = 30;
      _walkDataLastIndex = 0;
      _roomObjectAreasTable[_screenLayer2[36800]].area = 1;
      buildWalkPath(0, 115, 70, 127);
      _roomObjectAreasTable[_screenLayer2[36800]].area = 0;
      _walkData[_walkDataLastIndex].frameNum = 0;
      _walkDataCurrentIndex = 1;
      _gameState.igorMoving = true;
      waitForIgorMove();
      if (_objectsState[65] == 3) {
            ADD_DIALOGUE_TEXT(212, 1);
            ADD_DIALOGUE_TEXT(213, 2);
            ADD_DIALOGUE_TEXT(215, 1);
            SET_DIALOGUE_TEXT(1, 3);
            startIgorDialogue();
            _objectsState[65] = 4;
            drawVerbsPanel();
            redrawVerb(kVerbWalk, true);
            _currentAction.verb = kVerbWalk;
            drawInventory(_inventoryInfo[72], 0);
            playSound(51, 1);
            PART_26_HELPER_1(255);
      }
}

void IgorEngine::PART_26_HELPER_7(int frame) {
      _roomCursorOn = false;
      for (int i = 0; i <= 39; ++i) {
            for (int j = 0; j <= 21; ++j) {
                  int offset = (i + 91) * 320 + j + 169;
                  uint8 color = _screenVGA[offset];
                  if (color < 192 || (color > 207 && color != 240 && color != 241)) {
                        color = _animFramesBuffer[0x942 + frame * 880 + i * 22 + j];
                  }
                  _screenTempLayer[100 * i + j] = color;
            }
      }
      for (int i = 0; i <= 39; ++i) {
            const int offset = i * 320 + 29289;
            memcpy(_screenVGA + offset, _screenTempLayer + i * 100, 22);
            memcpy(_screenLayer1 + offset, _animFramesBuffer + 0x942 + frame * 880 + i * 22, 22);
      }
      if (_dialogueCursorOn) {
            _roomCursorOn = true;
      }
}

void IgorEngine::PART_26() {
      _gameState.enableLight = 1;
      loadRoomData(PAL_CollegeCorridorMissBarrymore, IMG_CollegeCorridorMissBarrymore, BOX_CollegeCorridorMissBarrymore, MSK_CollegeCorridorMissBarrymore, TXT_CollegeCorridorMissBarrymore);
      static const int anm[] = { FRM_CollegeCorridorMissBarrymore1, FRM_CollegeCorridorMissBarrymore2, FRM_CollegeCorridorMissBarrymore3, 0 };
      loadAnimData(anm);
      loadActionData(DAT_CollegeCorridorMissBarrymore);
      _roomDataOffsets = PART_26_ROOM_DATA_OFFSETS;
      setRoomWalkBounds(14, 0, 319, 143);
      SET_EXEC_ACTION_FUNC(1, &IgorEngine::PART_26_EXEC_ACTION);
      _updateRoomBackground = &IgorEngine::PART_26_UPDATE_ROOM_BACKGROUND;
      PART_26_HELPER_1(255);
      memcpy(_screenVGA, _screenLayer1, 46080);
      _currentAction.verb = kVerbWalk;
      _gameState.unk10 = true;
      fadeInPalette(768);
      if (_currentPart == 260) {
            PART_26_HELPER_4();
      } else {
            PART_26_HELPER_5();
      }
      enterPartLoop();
      while (_currentPart >= 260 && _currentPart <= 261) {
            runPartLoop();
      }
      leavePartLoop();
      fadeOutPalette(624);
}

} // namespace Igor

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