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engines/mm/mm1/mm1.h

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+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef MM1_MM1_H
+#define MM1_MM1_H
+
+#include "common/random.h"
+#include "common/serializer.h"
+#include "mm/detection.h"
+#include "mm/mm.h"
+#include "mm/mm1/events.h"
+#include "mm/mm1/globals.h"
+#include "mm/mm1/sound.h"
+
+/**
+ * This is the Might and Magic I engine
+ */
+namespace MM {
+namespace MM1 {
+
+class MM1Engine : public MMEngine, public Events {
+private:
+	// Engine APIs
+	Common::Error run() override;
+
+	void setupNormal();
+	bool setupEnhanced();
+protected:
+	/**
+	 * Returns true if the game should quit
+	 */
+	bool shouldQuit() const override {
+		return MMEngine::shouldQuit();
+	}
+
+public:
+	Globals _globals;
+	Sound *_sound = nullptr;
+public:
+	MM1Engine(OSystem *syst, const MightAndMagicGameDescription *gameDesc);
+	~MM1Engine() override;
+
+	bool isEnhanced() const;
+
+	/**
+	 * Returns a random number
+	 */
+	int getRandomNumber(int minNumber, int maxNumber) {
+		return _randomSource.getRandomNumber(maxNumber - minNumber + 1) + minNumber;
+	}
+	int getRandomNumber(int maxNumber) {
+		if (maxNumber < 2)
+			maxNumber = 2;
+
+		return getRandomNumber(1, maxNumber - 1);
+	}
+
+	Common::String getTargetName() const {
+		return _targetName;
+	}
+
+	/**
+	 * Sync the sound settings
+	 */
+	void syncSoundSettings() override;
+
+	/**
+	 * Returns true if a game can be saved
+	 */
+	bool canSaveGameStateCurrently(Common::U32String *msg = nullptr) override;
+
+	/**
+	 * Returns true if a savegame can be loaded
+	 */
+	bool canLoadGameStateCurrently(Common::U32String *msg = nullptr) override;
+
+	/**
+	 * Saves or loads a savegame
+	 */
+	Common::Error synchronizeSave(Common::Serializer &s);
+
+	/**
+	 * Load a savegame
+	 */
+	Common::Error loadGameStream(Common::SeekableReadStream *stream) override {
+		Common::Serializer s(stream, nullptr);
+		return synchronizeSave(s);
+	}
+
+	/**
+	 * Save a savegame
+	 */
+	Common::Error saveGameStream(Common::WriteStream *stream, bool isAutosave = false) override {
+		Common::Serializer s(nullptr, stream);
+		return synchronizeSave(s);
+	}
+};
+
+extern MM1Engine *g_engine;
+
+} // namespace MM1
+} // namespace MM
+
+#endif