Package com.esri.core.geometry

Class MultiPathImpl

    • Field Detail

      • m_bPolygon

        protected boolean m_bPolygon

      • m_moveToPoint

        protected Point m_moveToPoint

      • m_cachedLength2D

        protected double m_cachedLength2D

      • m_cachedArea2D

        protected double m_cachedArea2D

      • m_bPathStarted

        protected boolean m_bPathStarted

      • m_curveParamwritePoint

        protected int m_curveParamwritePoint

      • m_currentPathIndex

        private int m_currentPathIndex

      • m_fill_rule

        private int m_fill_rule

      • _segmentParamSizes

        static int[] _segmentParamSizes

    • Constructor Detail

      • MultiPathImpl

        public MultiPathImpl​(boolean bPolygon)

      • MultiPathImpl

        public MultiPathImpl​(boolean bPolygon,
                     VertexDescription description)

    • Method Detail

      • estimateMemorySize

        public long estimateMemorySize()
        Description copied from class: Geometry
        Returns an estimate of this object size in bytes.

        This estimate doesn't include the size of the VertexDescription object because instances of VertexDescription are shared among geometry objects.

        Specified by:
        estimateMemorySize in class Geometry
        Returns:
        Returns an estimate of this object size in bytes.

      • hasNonLinearSegments

        public boolean hasNonLinearSegments()

      • _initPathStartPoint

        protected void _initPathStartPoint()

      • startPath

        public void startPath​(double x,
                      double y)
        Starts a new Path at the Point.

      • startPath

        public void startPath​(Point2D point)

      • startPath

        public void startPath​(Point3D point)

      • startPath

        public void startPath​(Point point)

      • _beforeNewSegment

        protected void _beforeNewSegment​(int resizeBy)

      • _finishLineTo

        protected void _finishLineTo()

      • lineTo

        public void lineTo​(double x,
                   double y)
        adds a Line Segment from the last Point to the given endPoint.

      • lineTo

        public void lineTo​(Point2D endPoint)

      • lineTo

        public void lineTo​(Point3D endPoint)

      • lineTo

        public void lineTo​(Point endPoint)

      • _initSegmentData

        protected void _initSegmentData​(int sz)

      • _finishBezierTo

        protected void _finishBezierTo()

      • bezierTo

        public void bezierTo​(Point2D controlPoint1,
                     Point2D controlPoint2,
                     Point2D endPoint)
        adds a Cubic Bezier Segment to the current Path. The Bezier Segment connects the current last Point and the given endPoint.

      • openPath

        public void openPath​(int pathIndex)

      • openPathAndDuplicateStartVertex

        public void openPathAndDuplicateStartVertex​(int pathIndex)

      • openAllPathsAndDuplicateStartVertex

        public void openAllPathsAndDuplicateStartVertex()

      • closePathWithLine

        void closePathWithLine​(int path_index)

      • closePathWithLine

        void closePathWithLine()

      • closeAllPaths

        public void closeAllPaths()
        Closes all open curves by adding an implicit line segment from the end point to the start point.

      • getSegmentDataSize

        public static int getSegmentDataSize​(byte flag)
        Returns the size of the segment data for the given segment type.
        Parameters:
        flag - is one of the segment flags from the SegmentFlags enum.
        Returns:
        the size of the segment params as the number of doubles.

      • closePathWithBezier

        public void closePathWithBezier​(Point2D controlPoint1,
                                Point2D controlPoint2)
        Closes last path of the MultiPathImpl with the Bezier Segment. The start point of the Bezier is the last point of the path and the last point of the bezier is the first point of the path.

      • isClosedPath

        public boolean isClosedPath​(int ipath)
        Returns True if the given path is closed (represents a Ring).

      • isClosedPathInXYPlane

        public boolean isClosedPathInXYPlane​(int path_index)

      • hasNonLinearSegments

        public boolean hasNonLinearSegments​(int ipath)
        Returns True if the given path might have non-linear segments.

      • addSegment

        public void addSegment​(Segment segment,
                       boolean bStartNewPath)

      • addEnvelope

        public void addEnvelope​(Envelope2D envSrc,
                        boolean bReverse)
        adds a rectangular closed Path to the MultiPathImpl.
        Parameters:
        envSrc - is the source rectangle.
        bReverse - Creates reversed path.

      • addEnvelope

        public void addEnvelope​(Envelope envSrc,
                        boolean bReverse)
        adds a rectangular closed Path to the MultiPathImpl.
        Parameters:
        envSrc - is the source rectangle.
        bReverse - Creates reversed path.

      • add

        public void add​(MultiPathImpl src,
                boolean bReversePaths)

      • addPath

        public void addPath​(MultiPathImpl src,
                    int srcPathIndex,
                    boolean bForward)

      • addPath

        public void addPath​(Point2D[] _points,
                    int count,
                    boolean bForward)

      • addSegmentsFromPath

        public void addSegmentsFromPath​(MultiPathImpl src,
                                int src_path_index,
                                int src_segment_from,
                                int src_segment_count,
                                boolean b_start_new_path)

      • reverseAllPaths

        public void reverseAllPaths()

      • reversePath

        public void reversePath​(int pathIndex)

      • removePath

        public void removePath​(int pathIndex)

      • insertPath

        public void insertPath​(int pathIndex,
                       MultiPathImpl src,
                       int srcPathIndex,
                       boolean bForward)

      • insertPath

        public void insertPath​(int pathIndex,
                       Point2D[] points,
                       int pointsOffset,
                       int count,
                       boolean bForward)

      • insertPoints

        public void insertPoints​(int pathIndex,
                         int beforePointIndex,
                         MultiPathImpl src,
                         int srcPathIndex,
                         int srcPointIndexFrom,
                         int srcPointCount,
                         boolean bForward)

      • insertPoints

        public void insertPoints​(int pathIndex,
                         int beforePointIndex,
                         Point2D[] src,
                         int srcPointIndexFrom,
                         int srcPointCount,
                         boolean bForward)

      • insertPoint

        public void insertPoint​(int pathIndex,
                        int beforePointIndex,
                        Point2D pt)

      • insertPoint

        public void insertPoint​(int pathIndex,
                        int beforePointIndex,
                        Point pt)

      • removePoint

        public void removePoint​(int pathIndex,
                        int pointIndex)

      • calculatePathLength2D

        public double calculatePathLength2D​(int pathIndex)

      • calculateSubLength2D

        double calculateSubLength2D​(int from_path_index,
                            int from_point_index,
                            int to_path_index,
                            int to_point_index)

      • calculateSubLength2D

        double calculateSubLength2D​(int path_index,
                            int from_point_index,
                            int to_point_index)

      • getBoundary

        public Geometry getBoundary()
        Description copied from class: Geometry
        Returns boundary of this geometry. Polygon and Envelope boundary is a Polyline. For Polyline and Line, the boundary is a Multi_point consisting of path end points. For Multi_point and Point null is returned.
        Specified by:
        getBoundary in class Geometry
        Returns:
        The boundary geometry.

      • interpolateAttributes

        void interpolateAttributes​(int from_path_index,
                           int from_point_index,
                           int to_path_index,
                           int to_point_index)

      • interpolateAttributesForSemantics

        void interpolateAttributesForSemantics​(int semantics,
                                       int from_path_index,
                                       int from_point_index,
                                       int to_path_index,
                                       int to_point_index)

      • interpolateAttributes

        void interpolateAttributes​(int path_index,
                           int from_point_index,
                           int to_point_index)

      • interpolateAttributesForSemantics

        void interpolateAttributesForSemantics​(int semantics,
                                       int path_index,
                                       int from_point_index,
                                       int to_point_index)

      • interpolateAttributes_

        void interpolateAttributes_​(int semantics,
                            int from_path_index,
                            int from_point_index,
                            int to_path_index,
                            int to_point_index,
                            double sub_length,
                            int ordinate)

      • interpolateAttributes_

        void interpolateAttributes_​(int semantics,
                            int path_index,
                            int from_point_index,
                            int to_point_index,
                            double sub_length,
                            int ordinate)

      • setEmpty

        public void setEmpty()
        Description copied from class: Geometry
        Returns the geometry to its original initialization state by releasing all data referenced by the geometry.
        Specified by:
        setEmpty in class Geometry

      • applyTransformation

        public void applyTransformation​(Transformation2D transform)
        Description copied from class: Geometry
        Applies 2D affine transformation in XY plane.
        Specified by:
        applyTransformation in class Geometry
        Parameters:
        transform - The affine transformation to be applied to this geometry.

      • applyTransformation

        public void applyTransformation​(Transformation2D transform,
                                int pathIndex)

      • applyTransformation

        public void applyTransformation​(Transformation3D transform)
        Description copied from class: Geometry
        Applies 3D affine transformation. Adds Z attribute if it is missing.
        Specified by:
        applyTransformation in class Geometry
        Parameters:
        transform - The affine transformation to be applied to this geometry.

      • calculateLength2D

        public double calculateLength2D()
        Description copied from class: Geometry
        Calculates the length of the geometry. If the spatial reference is a Geographic Coordinate System (a system where coordinates are defined using angular units such as longitude and latitude) then the 2D distance calculation is returned in angular units. In cases where length must be calculated on a Geographic Coordinate System consider the using the geodeticLength method on the GeometryEngine
        Overrides:
        calculateLength2D in class Geometry
        Returns:
        A double value representing the 2D length of the geometry.

      • querySegmentIteratorAtVertex

        public SegmentIteratorImpl querySegmentIteratorAtVertex​(int startVertexIndex)
        Returns a SegmentIterator that set to a specific vertex of the MultiPathImpl. The call to NextSegment will return the segment that starts at the vertex. Call to PreviousSegment will return the segment that starts at the previous vertex.

      • calculateArea2D

        public double calculateArea2D()
        Description copied from class: Geometry
        Calculates the area of the geometry. If the spatial reference is a Geographic Coordinate System (WGS84) then the 2D area calculation is defined in angular units.
        Overrides:
        calculateArea2D in class Geometry
        Returns:
        A double value representing the 2D area of the geometry.

      • isExteriorRing

        public boolean isExteriorRing​(int ringIndex)
        Returns True if the ring is an exterior ring. Valid only for simple polygons.

      • calculateRingArea2D

        public double calculateRingArea2D​(int pathIndex)

      • _updateRingAreas2D

        public void _updateRingAreas2D()

      • getOGCPolygonCount

        int getOGCPolygonCount()

      • _updateOGCFlags

        protected void _updateOGCFlags()

      • getPathIndexFromPointIndex

        public int getPathIndexFromPointIndex​(int pointIndex)

      • getHighestPointIndex

        int getHighestPointIndex​(int path_index)

      • getSegmentCount

        public int getSegmentCount()
        Returns total segment count in the MultiPathImpl.

      • getSegmentCount

        public int getSegmentCount​(int path_index)

      • createInstance

        public Geometry createInstance()
        Description copied from class: Geometry
        Creates an instance of an empty geometry of the same type.
        Specified by:
        createInstance in class Geometry
        Returns:
        The new instance.

      • getDimension

        public int getDimension()
        Description copied from class: Geometry
        Returns the topological dimension of the geometry object based on the geometry's type.

        Returns 0 for point and multipoint.

        Returns 1 for lines and polylines.

        Returns 2 for polygons and envelopes

        Returns 3 for objects with volume

        Specified by:
        getDimension in class Geometry
        Returns:
        Returns the integer value of the dimension of geometry.

      • getType

        public Geometry.Type getType()
        Description copied from class: Geometry
        Returns the geometry type.
        Specified by:
        getType in class Geometry
        Returns:
        Returns the geometry type.

      • isEnvelope

        public boolean isEnvelope()
        Returns True if the class is envelope. THis is not an exact method. Only addEnvelope makes this true.

      • getPathStreamRef

        public AttributeStreamOfInt32 getPathStreamRef()
        Returns a reference to the AttributeStream of MultiPathImpl parts (Paths). For the non empty MultiPathImpl, that stream contains start points of the MultiPathImpl curves. In addition, the last element is the total point count. The number of vertices in a given part is parts[i + 1] - parts[i].

      • setPathStreamRef

        public void setPathStreamRef​(AttributeStreamOfInt32 paths)
        sets a reference to an AttributeStream of MultiPathImpl paths (Paths).

      • getSegmentFlagsStreamRef

        public AttributeStreamOfInt8 getSegmentFlagsStreamRef()
        Returns a reference to the AttributeStream of Segment flags (SegmentFlags flags). Can be NULL when no non-linear segments are present. Segment flags indicate what kind of segment originates (starts) on the given point. The last vertices of open Path parts has enumNone flag.

      • getPathFlagsStreamRef

        public AttributeStreamOfInt8 getPathFlagsStreamRef()
        Returns a reference to the AttributeStream of Path flags (PathFlags flags). Each start point of a path has a flag set to indicate if the Path is open or closed.

      • setPathFlagsStreamRef

        public void setPathFlagsStreamRef​(AttributeStreamOfInt8 pathFlags)
        sets a reference to an AttributeStream of Path flags (PathFlags flags).

      • getPathCount

        public int getPathCount()

      • getPathEnd

        public int getPathEnd​(int partIndex)

      • getPathSize

        public int getPathSize​(int partIndex)

      • getPathStart

        public int getPathStart​(int partIndex)

      • _getImpl

        public java.lang.Object _getImpl()
        Overrides:
        _getImpl in class Geometry

      • setDirtyOGCFlags

        public void setDirtyOGCFlags​(boolean bYesNo)

      • hasDirtyOGCStartFlags

        public boolean hasDirtyOGCStartFlags()

      • setDirtyRingAreas2D

        public void setDirtyRingAreas2D​(boolean bYesNo)

      • hasDirtyRingAreas2D

        public boolean hasDirtyRingAreas2D()

      • getSegmentFlags

        public byte getSegmentFlags​(int ivertex)

      • getSegment

        public void getSegment​(int startVertexIndex,
                       SegmentBuffer segBuffer,
                       boolean bStripAttributes)

      • queryPathEnvelope2D

        void queryPathEnvelope2D​(int path_index,
                         Envelope2D envelope)

      • queryLoosePathEnvelope2D

        public void queryLoosePathEnvelope2D​(int path_index,
                                     Envelope2D envelope)

      • setFillRule

        void setFillRule​(int rule)

      • getFillRule

        int getFillRule()

      • clearDirtyOGCFlags

        void clearDirtyOGCFlags()