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App/v8world/IMoving.h

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+/* Copyright 2003-2005 ROBLOX Corporation, All Rights Reserved */
+
+#pragma once
+
+#include "rbx/Debug.h"
+#include <set>
+#include "rbx/Boost.hpp"
+#include "rbx/rbxTime.h"
+
+namespace RBX {
+
+	class IMovingManager;
+    class MovementHistory;
+    class Velocity;
+    class Primitive;
+
+	class RBXBaseClass IMoving
+	{
+		friend class IMovingManager;
+
+	private:
+        IMovingManager* iMovingManager;
+
+        int stepsToSleep;
+
+        scoped_ptr<CoordinateFrame> lastCFrame;
+        Time lastUpdateTime;
+        scoped_ptr<MovementHistory> movementHistory;
+
+		void makeMoving();
+
+	protected:
+		virtual void onSleepingChanged(bool sleeping) = 0;
+
+		void setMovingManager(IMovingManager* _iMovingManager);
+
+		bool checkSleep();
+
+	public:
+		IMoving();
+
+		~IMoving();
+
+		void notifyMoved();		// done in PartInstance::setCoordinateFrame, InterpolatedCFrame, and by the World after every step
+
+		virtual bool reportTouches() const = 0;
+
+		virtual void onClumpChanged() = 0;						// callback to PartInstance from Primitive 
+
+		virtual void onNetworkIsSleepingChanged(Time now) = 0;			// callback to PartInstance from Primitive 
+
+		virtual void onBuoyancyChanged( bool value ) = 0;		// callback to PartInstance from Primitive
+        virtual bool isInContinousMotion() = 0;
+
+        virtual const Primitive* getConstPartPrimitiveVirtual() const {return NULL;}
+
+		bool getSleeping() const {
+			return (stepsToSleep == 0);
+		}
+
+		void forceSleep();
+
+        const MovementHistory& getMovementHistory() const;
+        void clearMovementHistory();
+        void addMovementNode(const CoordinateFrame& cFrame, const Velocity& velocity, const Time& timeStamp);
+        void setLastCFrame(const CoordinateFrame& cFrame);
+        const CoordinateFrame& getLastCFrame(const CoordinateFrame& defaultCFrame) const;
+        bool hasLastCFrame() {return lastCFrame != NULL;}
+        void setLastUpdateTime(const Time& time);
+        const Time& getLastUpdateTime() const;
+	};
+
+	class RBXBaseClass IMovingManager 
+	{
+		friend class IMoving;
+	private:
+		typedef std::set<IMoving*> MovingSet;
+		MovingSet moving;
+		MovingSet::iterator current;
+
+	protected:
+		void remove(IMoving* iMoving);
+		void moved(IMoving* iMoving);
+
+	public:
+		IMovingManager();
+
+		virtual ~IMovingManager();
+
+		void onMovingHeartbeat();		// put parts to sleep here if not moving for a long time, notify
+
+		int getNumberMoving() const {return static_cast<int>(moving.size());}
+
+        void updateHistory();
+	};
+
+} // namespace