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 #ifndef GLK_FROTZ_FROTZ 24 #define GLK_FROTZ_FROTZ 25 26 #include "glk/frotz/processor.h" 27 28 namespace Glk { 29 namespace Frotz { 30 31 class FrotzScreen; 32 33 /** 34 * Frotz interpreter for Z-code games 35 */ 36 class Frotz : public Processor { 37 friend class FrotzScreen; 38 protected: 39 /** 40 * Setup the video mode 41 */ 42 virtual void initGraphicsMode(); 43 44 /** 45 * Create the screen class 46 */ 47 virtual Screen *createScreen() override; 48 public: 49 /** 50 * Constructor 51 */ 52 Frotz(OSystem *syst, const GlkGameDescription &gameDesc); 53 54 /** 55 * Destructor 56 */ 57 virtual ~Frotz(); 58 59 /** 60 * Initialization 61 */ 62 void initialize(); 63 64 /** 65 * Returns the running interpreter type 66 */ getInterpreterType()67 virtual InterpreterType getInterpreterType() const override { return INTERPRETER_FROTZ; } 68 69 /** 70 * Execute the game 71 */ 72 virtual void runGame() override; 73 74 /** 75 * Load a savegame from a given slot 76 */ 77 virtual Common::Error loadGameState(int slot) override; 78 79 /** 80 * Save the game to a given slot 81 */ 82 virtual Common::Error saveGameState(int slot, const Common::String &desc) override; 83 84 /** 85 * Loading method not used for Frotz sub-engine 86 */ readSaveData(Common::SeekableReadStream * rs)87 virtual Common::Error readSaveData(Common::SeekableReadStream *rs) override { return Common::kReadingFailed; } 88 89 /** 90 * Saving method not used for Frotz sub-engine 91 */ writeGameData(Common::WriteStream * ws)92 virtual Common::Error writeGameData(Common::WriteStream *ws) override { return Common::kWritingFailed; } 93 94 }; 95 96 extern Frotz *g_vm; 97 98 } // End of namespace Frotz 99 } // End of namespace Glk 100 101 #endif 102