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engines/crab/event/EventSequence.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
+ *
+ */
+
+#ifndef CRAB_EVENTSEQUENCE_H
+#define CRAB_EVENTSEQUENCE_H
+
+#include "crab/event/gameevent.h"
+
+namespace Crab {
+
+namespace pyrodactyl {
+namespace event {
+class EventSequence {
+	Common::Array<GameEvent> _events;
+	bool _eventInProgress;
+
+	// The event currently in execution - updated only when all trigger conditions are met in InternalEvents
+	uint _cur;
+
+	// The events that can happen next - these are updated when the cur event is over
+	// This means cur and next operate in an alternating way
+	// scan next until find event, make it cur, end cur and update next, repeat
+	Common::Array<uint> _next;
+
+public:
+	EventSequence() {
+		_eventInProgress = false;
+		_next.push_back(0);
+		_cur = 0;
+	}
+
+	~EventSequence() {}
+
+	GameEvent *currentEvent() {
+		 return &_events[_cur];
+	}
+
+	// See if we should trigger any event
+	void internalEvents(pyrodactyl::event::Info &info);
+	void nextEvent(Info &info, const Common::String &playerId, Common::Array<EventResult> &result,
+				   Common::Array<EventSeqInfo> &endSeq, int nextEventChoice = -1);
+
+	bool eventInProgress() {
+		return _eventInProgress;
+	}
+
+	void eventInProgress(bool val) {
+		_eventInProgress = val;
+	}
+
+	// Load and save
+	void load(const Common::Path &filename);
+
+	void saveState(rapidxml::xml_document<char> &doc, rapidxml::xml_node<char> *root, const char *name);
+	void loadState(rapidxml::xml_node<char> *node);
+};
+} // End of namespace event
+} // End of namespace pyrodactyl
+
+} // End of namespace Crab
+
+#endif // CRAB_EVENTSEQUENCE_H