1 /* ScummVM - Graphic Adventure Engine 2 * 3 * ScummVM is the legal property of its developers, whose names 4 * are too numerous to list here. Please refer to the COPYRIGHT 5 * file distributed with this source distribution. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 2 10 * of the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 /* 24 * This code is based on Broken Sword 2.5 engine 25 * 26 * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer 27 * 28 * Licensed under GNU GPL v2 29 * 30 */ 31 32 #ifndef SWORD25_INPUTPERSISTENCEBLOCK_H 33 #define SWORD25_INPUTPERSISTENCEBLOCK_H 34 35 #include "common/array.h" 36 #include "sword25/kernel/common.h" 37 #include "sword25/kernel/persistenceblock.h" 38 39 namespace Sword25 { 40 41 class InputPersistenceBlock : public PersistenceBlock { 42 public: 43 enum ErrorState { 44 NONE, 45 END_OF_DATA, 46 OUT_OF_SYNC 47 }; 48 49 InputPersistenceBlock(const void *data, uint dataLength, int version); 50 virtual ~InputPersistenceBlock(); 51 52 void read(int16 &value); 53 void read(int32 &value); 54 void read(uint32 &value); 55 void read(float &value); 56 void read(bool &value); 57 void readString(Common::String &value); 58 void readByteArray(Common::Array<byte> &value); 59 isGood()60 bool isGood() const { 61 return _errorState == NONE; 62 } getErrorState()63 ErrorState getErrorState() const { 64 return _errorState; 65 } 66 getVersion()67 int getVersion() const { return _version; } 68 69 private: 70 bool checkMarker(byte marker); 71 bool checkBlockSize(int size); 72 73 Common::Array<byte> _data; 74 Common::Array<byte>::const_iterator _iter; 75 ErrorState _errorState; 76 77 int _version; 78 }; 79 80 } // End of namespace Sword25 81 82 #endif 83