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engines/crab/gamestate_container.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/>.
+ *
+ */
+
+/*
+ * This code is based on the CRAB engine
+ *
+ * Copyright (c) Arvind Raja Yadav
+ *
+ * Licensed under MIT
+ *
+ */
+
+//=============================================================================
+// Author:   Arvind
+// Purpose:  The game state virtual class
+//=============================================================================
+#ifndef CRAB_GAMESTATE_CONTAINER_H
+#define CRAB_GAMESTATE_CONTAINER_H
+
+#include "common/events.h"
+#include "crab/gamestates.h"
+
+namespace Crab {
+
+//------------------------------------------------------------------------
+// Purpose: Game State base class
+//------------------------------------------------------------------------
+class GameState {
+public:
+	virtual void handleEvents(Common::Event &event, bool &shouldChangeState, GameStateID &newStateId) = 0;
+	virtual void internalEvents(bool &shouldChangeState, GameStateID &newStateId) = 0;
+	virtual void draw() = 0;
+	virtual void setUI() = 0;
+	virtual void autoSave() = 0;
+	virtual ~GameState(){};
+};
+
+} // End of namespace Crab
+
+#endif // CRAB_GAMESTATE_CONTAINER_H