diff options
Diffstat (limited to 'engines/glk/advsys/game.cpp')
| -rw-r--r-- | engines/glk/advsys/game.cpp | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/engines/glk/advsys/game.cpp b/engines/glk/advsys/game.cpp index d1862b7299..69dc6e4bbc 100644 --- a/engines/glk/advsys/game.cpp +++ b/engines/glk/advsys/game.cpp @@ -35,7 +35,7 @@ void Decrypter::decrypt(byte *data, size_t size) { #define HEADER_SIZE 62 -bool Header::load(Common::ReadStream &s) { +bool Header::init(Common::ReadStream &s) { _valid = false; byte data[HEADER_SIZE]; @@ -80,10 +80,10 @@ bool Header::load(Common::ReadStream &s) { #define MAX_VERSION 102 -bool Game::load(Common::SeekableReadStream &s) { +bool Game::init(Common::SeekableReadStream &s) { // Load the header s.seek(0); - if (!Header::load(s)) + if (!Header::init(s)) return false; if (_headerVersion < 101 || _headerVersion > MAX_VERSION) @@ -108,9 +108,38 @@ bool Game::load(Common::SeekableReadStream &s) { _dataSpace = &_data[_dataSpaceOffset]; _codeSpace = &_data[_codeSpaceOffset]; + _wordCount = READ_LE_UINT16(_wordTable); + _objectCount = READ_LE_UINT16(_objectTable); + _actionCount = READ_LE_UINT16(_actionTable); + _variableCount = READ_LE_UINT16(_variableTable); + + setVariable(V_OCOUNT, _objectCount); return true; } +void Game::restart(Common::SeekableReadStream& s) { + s.seek(_residentOffset + _saveAreaOffset); + s.read(_saveArea, _saveSize); +} + +void Game::saveGameData(Common::WriteStream& ws) { + ws.write(_saveArea, _saveSize); +} + +void Game::loadGameData(Common::ReadStream& rs) { + rs.read(_saveArea, _saveSize); +} + +void Game::setVariable(uint variableNum, int value) { + assert(variableNum < _variableCount); + WRITE_LE_UINT16(_variableTable + variableNum * 2, value); +} + +int Game::getVariable(uint variableNum) { + assert(variableNum < _variableCount); + return READ_LE_UINT16(_variableTable + variableNum * 2); +} + } // End of namespace AdvSys } // End of namespace Glk |