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diff --git a/engines/mohawk/cstime_game.h b/engines/mohawk/cstime_game.h
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+++ b/engines/mohawk/cstime_game.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 2
+ * 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef MOHAWK_CSTIME_GAME_H
+#define MOHAWK_CSTIME_GAME_H
+
+#include "mohawk/cstime.h"
+#include "mohawk/sound.h" // CueList
+
+namespace Mohawk {
+
+class Feature;
+class CSTimeCase;
+class CSTimeScene;
+
+class Region {
+public:
+	void loadFrom(Common::SeekableReadStream *stream);
+	bool containsPoint(Common::Point &pos) const;
+
+	Common::Array<Common::Rect> _rects;
+};
+
+struct CSTimeAmbient {
+	uint16 delay;
+	Feature *feature;
+	uint32 nextTime;
+};
+
+class CSTimeChar {
+public:
+	CSTimeChar(MohawkEngine_CSTime *vm, CSTimeScene *scene, uint id);
+	~CSTimeChar();
+
+	void idle();
+	void setupAmbientAnims(bool onetime);
+	void idleAmbients();
+	void stopAmbients(bool restpos);
+	void setupRestPos();
+	void removeChr();
+	uint16 getChrBaseId();
+	uint getScriptCount();
+	void playNIS(uint16 id);
+	bool NISIsDone();
+	void removeNIS();
+	void startFlapping(uint16 id);
+	void interruptFlapping();
+
+	uint16 _unknown1, _unknown2, _unknown3;
+	Common::Array<CSTimeAmbient> _ambients;
+	bool _enabled;
+	uint16 _flappingState;
+
+protected:
+	MohawkEngine_CSTime *_vm;
+	CSTimeScene *_scene;
+	uint _id;
+
+	Feature *_NIS;
+	Feature *_restFeature;
+	Feature *_talkFeature;
+	Feature *_talkFeature1, *_talkFeature2, *_talkFeature3;
+
+	uint16 _playingWaveId;
+	CueList _cueList;
+	uint _nextCue;
+	uint32 _lastTime1, _lastTime2, _lastTime3;
+
+	bool _resting;
+	byte _waveStatus;
+	byte _surfingState;
+
+	void installAmbientAnim(uint id, uint32 flags);
+	uint16 getChrTypeScriptBase();
+	void playFlapWave(uint16 id);
+	void updateWaveStatus();
+	void setupTalk();
+	void idleTalk();
+	void stopFlapping();
+};
+
+struct CSTimeHotspot {
+	uint16 stringId;
+	uint16 state;
+	uint16 invObjId;
+	uint16 cursor;
+	Common::Array<CSTimeEvent> events;
+	Region region;
+};
+
+struct CSTimeLocation {
+	uint16 sceneId, hotspotId;
+};
+
+struct CSTimeInventoryHotspot {
+	uint16 sceneId, hotspotId, stringId;
+	Common::Array<CSTimeEvent> events;
+};
+
+#define TIME_CUFFS_ID 0
+struct CSTimeInventoryObject {
+	uint16 id, stringId, hotspotId, featureId, canTake;
+	Feature *feature;
+	Common::Array<CSTimeLocation> locations;
+	Common::Array<CSTimeInventoryHotspot> hotspots;
+	Common::Array<CSTimeEvent> events;
+};
+
+struct CSTimeQaR {
+	bool finished;
+	uint16 id;
+	uint16 unknown1;
+	uint16 questionStringId;
+	uint16 responseStringId;
+	uint16 unknown2;
+	uint16 nextQaRsId;
+	Common::Array<CSTimeEvent> events;
+};
+
+class CSTimeConversation {
+public:
+	CSTimeConversation(MohawkEngine_CSTime *vm, uint id);
+	~CSTimeConversation();
+
+	void start();
+	void finishProcessingQaR();
+	void end(bool useLastClicked, bool runEvents = true);
+	void display();
+	void selectItemsToDisplay();
+
+	void mouseDown(Common::Point &pos);
+	void mouseMove(Common::Point &pos);
+	void mouseUp(Common::Point &pos);
+
+	void incrementTalkCount() { _talkCount++; }
+	uint16 getNameId() { return _nameId; }
+	uint16 getSourceChar() { return _sourceChar; }
+	void setSourceChar(uint16 source) { _sourceChar = source; }
+	void setAsked(uint qar, uint entry);
+	bool getAsked(uint qar, uint entry) { return _asked[qar][entry]; }
+
+	void setState(uint state) { _state = state; }
+	uint getState() { return _state; }
+
+protected:
+	MohawkEngine_CSTime *_vm;
+	uint _id;
+
+	uint _state;
+
+	uint16 _nameId;
+	uint16 _greeting, _greeting2;
+
+	uint _talkCount;
+	uint16 _sourceChar;
+
+	uint _currEntry, _currHover;
+	uint16 _nextToProcess;
+
+	bool _asked[8][5];
+	Common::Array<CSTimeQaR> _qars;
+	Common::Array<uint> _itemsToDisplay;
+
+	void clear();
+	void loadQaR(CSTimeQaR &qar, uint16 id);
+
+	void highlightLine(uint line);
+	void unhighlightLine(uint line);
+};
+
+class CSTimeScene {
+public:
+	CSTimeScene(MohawkEngine_CSTime *vm, CSTimeCase *case_, uint id);
+	~CSTimeScene();
+
+	void installGroup();
+	void buildScene();
+	void leave();
+	uint16 getSceneId();
+	void mouseDown(Common::Point &pos);
+	void mouseMove(Common::Point &pos);
+	void mouseUp(Common::Point &pos);
+	void idle();
+	void setupAmbientAnims();
+	void idleAmbientAnims();
+	bool eventIsActive();
+
+	void setCursorForCurrentPoint();
+	void drawHotspots(); // debugging
+
+	uint16 getBubbleType() { return _bubbleType; }
+	const Common::Array<CSTimeEvent> &getEvents(bool second);
+	const Common::Array<CSTimeHotspot> &getHotspots() { return _hotspots; }
+	CSTimeHotspot &getHotspot(uint id) { return _hotspots[id]; }
+	uint16 getInvObjForCurrentHotspot() { return _hotspots[_currHotspot].invObjId; }
+	CSTimeChar *getChar(uint id) { return _chars[id]; }
+	uint16 getHelperId() { return _helperId; }
+	uint getId() { return _id; }
+
+	CSTimeChar *_activeChar;
+
+	Common::Array<Feature *> _objectFeatures;
+
+protected:
+	MohawkEngine_CSTime *_vm;
+	CSTimeCase *_case;
+	uint _id;
+
+	uint _currHotspot;
+	uint _hoverHotspot;
+
+	void load();
+	void cursorOverHotspot(uint id);
+	void mouseDownOnHotspot(uint id);
+	void mouseUpOnHotspot(uint id);
+	bool hotspotContainsEvent(uint id, uint16 eventType);
+
+	uint16 _unknown1, _unknown2, _helperId;
+	uint16 _bubbleType;
+	uint16 _numObjects;
+	Common::Array<CSTimeEvent> _events, _events2;
+	Common::Array<CSTimeChar *> _chars;
+	Common::Array<CSTimeHotspot> _hotspots;
+};
+
+class CSTimeCase {
+public:
+	CSTimeCase(MohawkEngine_CSTime *vm, uint id);
+	virtual ~CSTimeCase();
+
+	uint getId() { return _id; }
+	Common::String &getRolloverText(uint id) { return _rolloverText[id]; }
+	CSTimeScene *getCurrScene();
+	void setCurrScene(uint id) { _currScene = id; }
+	void setConversation(uint id) { _currConv = _conversations[id]; }
+	CSTimeConversation *getCurrConversation() { return _currConv; }
+	uint16 getNoteFeatureId(uint16 id) { return _noteFeatureId[id]; }
+
+	// Hard-coded per-case logic, implemented in subclasses.
+	virtual bool checkConvCondition(uint16 conditionId) = 0;
+	virtual bool checkAmbientCondition(uint16 charId, uint16 ambientId) = 0;
+	virtual bool checkObjectCondition(uint16 objectId) = 0;
+	virtual void selectHelpStrings() = 0;
+	virtual void handleConditionalEvent(const CSTimeEvent &event) = 0;
+
+	Common::Array<CSTimeInventoryObject *> _inventoryObjs;
+
+protected:
+	MohawkEngine_CSTime *_vm;
+	uint _id;
+
+	uint _currScene;
+	uint16 _noteFeatureId[3];
+	Common::Array<Common::String> _rolloverText;
+	Common::Array<CSTimeScene *> _scenes;
+	Common::Array<CSTimeConversation *> _conversations;
+	CSTimeConversation *_currConv;
+
+	void loadRolloverText();
+	CSTimeInventoryObject *loadInventoryObject(uint id);
+};
+
+} // End of namespace Mohawk
+
+#endif