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engines/pegasus/chase.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.
+ *
+ * Additional copyright for this file:
+ * Copyright (C) 1995-2013 Presto Studios, Inc.
+ *
+ * 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 PEGASUS_CHASE_H
+#define PEGASUS_CHASE_H
+
+#include "pegasus/hotspot.h"
+#include "pegasus/interaction.h"
+#include "pegasus/notification.h"
+#include "pegasus/neighborhood/neighborhood.h"
+
+namespace Pegasus {
+
+// Notification constants.
+
+static const NotificationFlags kChaseEnteredBranchZone = 1;
+static const NotificationFlags kChaseExitedBranchZone = kChaseEnteredBranchZone << 1;
+static const NotificationFlags kChaseFinished = kChaseExitedBranchZone << 1;
+
+// Time to choose a direction.
+
+static const TimeValue kDecisionTime = 600 * 2;
+
+class ChaseInteraction : public GameInteraction, public NotificationReceiver {
+public:
+	ChaseInteraction(const InteractionID, Neighborhood *, NotificationID, NotificationManager *);
+	virtual ~ChaseInteraction() {}
+
+	virtual void handleInput(const Input &, const Hotspot *);
+
+protected:
+
+	virtual void openInteraction();
+	virtual void initInteraction() {}
+	virtual void closeInteraction();
+
+	virtual void receiveNotification(Notification *, const NotificationFlags);
+
+	virtual void setUpBranch() {}
+	virtual void branchLeft() {}
+	virtual void branchRight() {}
+	virtual void dontBranch() {}
+
+	virtual void showControlsHint();
+	virtual void hideControlsHint();
+
+	Notification _chaseNotification;
+
+	Notification *_neighborhoodNotification;
+
+	Picture _steerPict;
+
+private:
+
+	bool _directionNeeded;
+	TurnDirection _turnDirection;
+};
+
+} // End of namespace Pegasus
+
+#endif