MovingRegion.h

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/******************************************************************************
 * Project:  libspatialindex - A C++ library for spatial indexing
 * Author:   Marios Hadjieleftheriou, [email protected]
 ******************************************************************************
 * Copyright (c) 2003, Marios Hadjieleftheriou
 *
 * All rights reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
******************************************************************************/
 
#pragma once
 
namespace SpatialIndex
{
        class SIDX_DLL MovingRegion : public TimeRegion, public IEvolvingShape
        {
        using Region::getLow;
        using Region::getHigh;
        using TimeRegion::intersectsRegionInTime;
        using TimeRegion::containsRegionInTime;
        using TimeRegion::combineRegionInTime;
        using TimeRegion::getCombinedRegionInTime;
        using TimeRegion::containsPointInTime;
        
        public:
                MovingRegion();
                MovingRegion(
                        const double* pLow, const double* pHigh,
                        const double* pVLow, const double* pVHigh,
                        const Tools::IInterval& ti, uint32_t dimension);
                MovingRegion(
                        const double* pLow, const double* pHigh,
                        const double* pVLow, const double* pVHigh,
                        double tStart, double tEnd, uint32_t dimension);
                MovingRegion(
                        const Point& low, const Point& high,
                        const Point& vlow, const Point& vhigh,
                        const Tools::IInterval& ti);
                MovingRegion(
                        const Point& low, const Point& high,
                        const Point& vlow, const Point& vhigh,
                        double tStart, double tEnd);
                MovingRegion(const Region& mbr, const Region& vbr, const Tools::IInterval& ivI);
                MovingRegion(const Region& mbr, const Region& vbr, double tStart, double tEnd);
                MovingRegion(const MovingPoint& low, const MovingPoint& high);
                MovingRegion(const MovingRegion& in);
                virtual ~MovingRegion();
 
                virtual MovingRegion& operator=(const MovingRegion& r);
                virtual bool operator==(const MovingRegion&) const;
 
                bool isShrinking() const;
 
                virtual double getLow(uint32_t index, double t) const;
                virtual double getHigh(uint32_t index, double t) const;
                virtual double getExtrapolatedLow(uint32_t index, double t) const;
                virtual double getExtrapolatedHigh(uint32_t index, double t) const;
                virtual double getVLow(uint32_t index) const;
                virtual double getVHigh(uint32_t index) const;
 
                virtual bool intersectsRegionInTime(const MovingRegion& r) const;
                virtual bool intersectsRegionInTime(const MovingRegion& r, Tools::IInterval& out) const;
                virtual bool intersectsRegionInTime(const Tools::IInterval& ivI, const MovingRegion& r, Tools::IInterval& ret) const;
                virtual bool containsRegionInTime(const MovingRegion& r) const;
                virtual bool containsRegionInTime(const Tools::IInterval& ivI, const MovingRegion& r) const;
                virtual bool containsRegionAfterTime(double t, const MovingRegion& r) const;
 
                virtual double getProjectedSurfaceAreaInTime() const;
                virtual double getProjectedSurfaceAreaInTime(const Tools::IInterval& ivI) const;
 
                virtual double getCenterDistanceInTime(const MovingRegion& r) const;
                virtual double getCenterDistanceInTime(const Tools::IInterval& ivI, const MovingRegion& r) const;
 
                virtual bool intersectsRegionAtTime(double t, const MovingRegion& r) const;
                virtual bool containsRegionAtTime(double t, const MovingRegion& r) const;
 
                virtual bool intersectsPointInTime(const MovingPoint& p) const;
                virtual bool intersectsPointInTime(const MovingPoint& p, Tools::IInterval& out) const;
                virtual bool intersectsPointInTime(const Tools::IInterval& ivI, const MovingPoint& p, Tools::IInterval& out) const;
                virtual bool containsPointInTime(const MovingPoint& p) const;
                virtual bool containsPointInTime(const Tools::IInterval& ivI, const MovingPoint& p) const;
 
                //virtual bool intersectsPointAtTime(double t, const MovingRegion& in) const;
                //virtual bool containsPointAtTime(double t, const MovingRegion& in) const;
 
                virtual void combineRegionInTime(const MovingRegion& r);
                virtual void combineRegionAfterTime(double t, const MovingRegion& r);
                virtual void getCombinedRegionInTime(MovingRegion& out, const MovingRegion& in) const;
                virtual void getCombinedRegionAfterTime(double t, MovingRegion& out, const MovingRegion& in) const;
 
                virtual double getIntersectingAreaInTime(const MovingRegion& r) const;
                virtual double getIntersectingAreaInTime(const Tools::IInterval& ivI, const MovingRegion& r) const;
 
                //
                // IObject interface
                //
                virtual MovingRegion* clone();
 
                //
                // ISerializable interface
                //
                virtual uint32_t getByteArraySize();
                virtual void loadFromByteArray(const byte* data);
                virtual void storeToByteArray(byte** data, uint32_t& len);
 
                //
                // IEvolvingShape interface
                //
                virtual void getVMBR(Region& out) const;
                virtual void getMBRAtTime(double t, Region& out) const;
 
                //
                // ITimeShape interface
                //
                virtual double getAreaInTime() const;
                virtual double getAreaInTime(const Tools::IInterval& ivI) const;
                virtual double getIntersectingAreaInTime(const ITimeShape& r) const;
                virtual double getIntersectingAreaInTime(const Tools::IInterval& ivI, const ITimeShape& r) const;
 
                virtual void makeInfinite(uint32_t dimension);
                virtual void makeDimension(uint32_t dimension);
 
        private:
                void initialize(
                        const double* pLow, const double* pHigh,
                        const double* pVLow, const double* pVHigh,
                        double tStart, double tEnd, uint32_t dimension);
 
        public:
                class CrossPoint
                {
                public:
                        double m_t;
                        uint32_t m_dimension;
                        uint32_t m_boundary;
                        const MovingRegion* m_to;
 
                        struct ascending: public std::binary_function<CrossPoint&, CrossPoint&, bool>
                        {
                                bool operator()(const CrossPoint& __x, const CrossPoint& __y) const { return __x.m_t > __y.m_t; }
                        };
                }; // CrossPoint
 
        public:
                double* m_pVLow;
                double* m_pVHigh;
 
                friend SIDX_DLL std::ostream& operator<<(std::ostream& os, const MovingRegion& r);
        }; // MovingRegion
 
        typedef Tools::PoolPointer<MovingRegion> MovingRegionPtr;
        SIDX_DLL std::ostream& operator<<(std::ostream& os, const MovingRegion& r);
}