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engines/bladerunner/movement_track.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 BLADERUNNER_MOVEMENT_TRACK_H
+#define BLADERUNNER_MOVEMENT_TRACK_H
+
+#include "bladerunner/bladerunner.h"
+
+namespace BladeRunner {
+
+class BladeRunnerEngine;
+class BoundingBox;
+class SaveFileReadStream;
+class SaveFileWriteStream;
+
+class MovementTrack {
+	static const int kSize = 100;
+
+	struct Entry {
+		int     waypointId;
+		// delay specifies how long (in milliseconds) to stay at the target waypoint (when reached)
+		int32   delay;
+		int     angle;
+		bool    run;
+	};
+
+	int   _currentIndex;
+	int   _lastIndex;
+	bool  _hasNext;
+	bool  _paused;
+	Entry _entries[kSize];
+
+public:
+	MovementTrack();
+	~MovementTrack();
+	int append(int waypointId, int32 delayMillis, bool run);
+	int append(int waypointId, int32 delayMillis, int angle, bool run);
+	void flush();
+	void repeat();
+	void pause();
+	void unpause();
+	bool isPaused() const;
+	bool hasNext() const;
+	bool next(int *waypointId, int32 *delayMillis, int *angle, bool *run);
+
+	void save(SaveFileWriteStream &f);
+	void load(SaveFileReadStream &f);
+
+private:
+	void reset();
+};
+
+} // End of namespace BladeRunner
+
+#endif