com.esri.core.geometry.MultiPath.getPathStart java code examples

Common ways to obtain MultiPath

private void myMethod () {
 MultiPath m =new Polyline()
OGCGeometry oGCGeometry;(MultiPath) oGCGeometry.getEsriGeometry()
Smart code suggestions by Tabnine
}

@SqlNullable
@Description("Returns TRUE if the LineString or Multi-LineString's start and end points are coincident")
@ScalarFunction("ST_IsClosed")
@SqlType(BOOLEAN)
public static Boolean stIsClosed(@SqlType(GEOMETRY_TYPE_NAME) Slice input)
{
  OGCGeometry geometry = deserialize(input);
  validateType("ST_IsClosed", geometry, EnumSet.of(LINE_STRING, MULTI_LINE_STRING));
  MultiPath lines = (MultiPath) geometry.getEsriGeometry();
  int pathCount = lines.getPathCount();
  for (int i = 0; i < pathCount; i++) {
    Point start = lines.getPoint(lines.getPathStart(i));
    Point end = lines.getPoint(lines.getPathEnd(i) - 1);
    if (!end.equals(start)) {
      return false;
    }
  }
  return true;
}

  @Override
  public OGCPoint pointN(int n) {
    int nn;
    if (n == multiPath.getPathSize(0)) {
      nn = multiPath.getPathStart(0);
    } else
      nn = multiPath.getPathStart(0) + n;

    return (OGCPoint) OGCGeometry.createFromEsriGeometry(
        multiPath.getPoint(nn), esriSR);
  }
}

  @Override
  public OGCPoint pointN(int n) {
    int nn;
    if (n == multiPath.getPathSize(0)) {
      nn = multiPath.getPathStart(0);
    } else
      nn = multiPath.getPathStart(0) + n;

    return (OGCPoint) OGCGeometry.createFromEsriGeometry(
        multiPath.getPoint(nn), esriSR);
  }
}

/**
 * Returns the specified Point N in this LineString.
 * @param n The 0 based index of the Point.
 */
public OGCPoint pointN(int n) {
  int nn;
  if (multiPath.isClosedPath(0) && n == multiPath.getPathSize(0)) {
    nn = multiPath.getPathStart(0);
  } else
    nn = n + multiPath.getPathStart(0);
  return (OGCPoint) OGCGeometry.createFromEsriGeometry(
      multiPath.getPoint(nn), esriSR);
}

/**
 * Returns the specified Point N in this LineString.
 * @param n The 0 based index of the Point.
 */
public OGCPoint pointN(int n) {
  int nn;
  if (multiPath.isClosedPath(0) && n == multiPath.getPathSize(0)) {
    nn = multiPath.getPathStart(0);
  } else
    nn = n + multiPath.getPathStart(0);
  return (OGCPoint) OGCGeometry.createFromEsriGeometry(
      multiPath.getPoint(nn), esriSR);
}

void shiftPath(MultiPath inputGeom, int iPath, double shift) {
  MultiVertexGeometryImpl vertexGeometryImpl = (MultiVertexGeometryImpl) inputGeom
      ._getImpl();
  AttributeStreamOfDbl xyStream = (AttributeStreamOfDbl) vertexGeometryImpl
      .getAttributeStreamRef(VertexDescription.Semantics.POSITION);
  int i1 = inputGeom.getPathStart(iPath);
  int i2 = inputGeom.getPathEnd(iPath);
  Point2D pt = new Point2D();
  while (i1 < i2) {
    xyStream.read(i1, pt);
    pt.x += shift;
    xyStream.write(i1, pt);
    i1++;
  }
}

void shiftPath(MultiPath inputGeom, int iPath, double shift) {
  MultiVertexGeometryImpl vertexGeometryImpl = (MultiVertexGeometryImpl) inputGeom
      ._getImpl();
  AttributeStreamOfDbl xyStream = (AttributeStreamOfDbl) vertexGeometryImpl
      .getAttributeStreamRef(VertexDescription.Semantics.POSITION);
  int i1 = inputGeom.getPathStart(iPath);
  int i2 = inputGeom.getPathEnd(iPath);
  Point2D pt = new Point2D();
  while (i1 < i2) {
    xyStream.read(i1, pt);
    pt.x += shift;
    xyStream.write(i1, pt);
    i1++;
  }
}

@SqlNullable
@Description("Returns TRUE if the LineString or Multi-LineString's start and end points are coincident")
@ScalarFunction("ST_IsClosed")
@SqlType(BOOLEAN)
public static Boolean stIsClosed(@SqlType(GEOMETRY_TYPE_NAME) Slice input)
{
  OGCGeometry geometry = deserialize(input);
  validateType("ST_IsClosed", geometry, EnumSet.of(LINE_STRING, MULTI_LINE_STRING));
  MultiPath lines = (MultiPath) geometry.getEsriGeometry();
  int pathCount = lines.getPathCount();
  for (int i = 0; i < pathCount; i++) {
    Point start = lines.getPoint(lines.getPathStart(i));
    Point end = lines.getPoint(lines.getPathEnd(i) - 1);
    if (!end.equals(start)) {
      return false;
    }
  }
  return true;
}

@SqlNullable
@Description("Returns TRUE if the LineString or Multi-LineString's start and end points are coincident")
@ScalarFunction("ST_IsClosed")
@SqlType(BOOLEAN)
public static Boolean stIsClosed(@SqlType(GEOMETRY_TYPE_NAME) Slice input)
{
  OGCGeometry geometry = deserialize(input);
  validateType("ST_IsClosed", geometry, EnumSet.of(LINE_STRING, MULTI_LINE_STRING));
  MultiPath lines = (MultiPath) geometry.getEsriGeometry();
  int pathCount = lines.getPathCount();
  for (int i = 0; i < pathCount; i++) {
    Point start = lines.getPoint(lines.getPathStart(i));
    Point end = lines.getPoint(lines.getPathEnd(i) - 1);
    if (!end.equals(start)) {
      return false;
    }
  }
  return true;
}

private static boolean multiPathExactlyEqualsMultiPath_(
    MultiPath multipathA, MultiPath multipathB, double tolerance,
    ProgressTracker progress_tracker) {
  if (multipathA.getPathCount() != multipathB.getPathCount()
      || multipathA.getPointCount() != multipathB.getPointCount())
    return false;
  Point2D ptA = new Point2D(), ptB = new Point2D();
  boolean bAllPointsEqual = true;
  double tolerance_sq = tolerance * tolerance;
  for (int ipath = 0; ipath < multipathA.getPathCount(); ipath++) {
    if (multipathA.getPathEnd(ipath) != multipathB.getPathEnd(ipath)) {
      bAllPointsEqual = false;
      break;
    }
    for (int i = multipathA.getPathStart(ipath); i < multipathB
        .getPathEnd(ipath); i++) {
      multipathA.getXY(i, ptA);
      multipathB.getXY(i, ptB);
      if (Point2D.sqrDistance(ptA, ptB) > tolerance_sq) {
        bAllPointsEqual = false;
        break;
      }
    }
    if (!bAllPointsEqual)
      break;
  }
  if (!bAllPointsEqual)
    return false;
  return true;
}

private static boolean multiPathExactlyEqualsMultiPath_(
    MultiPath multipathA, MultiPath multipathB, double tolerance,
    ProgressTracker progress_tracker) {
  if (multipathA.getPathCount() != multipathB.getPathCount()
      || multipathA.getPointCount() != multipathB.getPointCount())
    return false;
  Point2D ptA = new Point2D(), ptB = new Point2D();
  boolean bAllPointsEqual = true;
  double tolerance_sq = tolerance * tolerance;
  for (int ipath = 0; ipath < multipathA.getPathCount(); ipath++) {
    if (multipathA.getPathEnd(ipath) != multipathB.getPathEnd(ipath)) {
      bAllPointsEqual = false;
      break;
    }
    for (int i = multipathA.getPathStart(ipath); i < multipathB
        .getPathEnd(ipath); i++) {
      multipathA.getXY(i, ptA);
      multipathB.getXY(i, ptB);
      if (Point2D.sqrDistance(ptA, ptB) > tolerance_sq) {
        bAllPointsEqual = false;
        break;
      }
    }
    if (!bAllPointsEqual)
      break;
  }
  if (!bAllPointsEqual)
    return false;
  return true;
}

boolean rslt = true;
for (int ix = 0; rslt && ix < nPaths; ix++) {
  Point p0 = lines.getPoint(lines.getPathStart(ix));
  Point pf = lines.getPoint(lines.getPathEnd(ix)-1);

double length = 0.;
for (int ix = 0; ix < nPath; ix++) {
  int curPt = lines.getPathStart(ix);
  int pastPt = lines.getPathEnd(ix);
  Point fromPt = lines.getPoint(curPt);

m_vertices_mp.add(multi_path, multi_path.getPathStart(ipath),
    mp_impl.getPathEnd(ipath));
m_xy_stream = (AttributeStreamOfDbl) m_vertices

m_vertices_mp.add(multi_path, multi_path.getPathStart(ipath),
    mp_impl.getPathEnd(ipath));
m_xy_stream = (AttributeStreamOfDbl) m_vertices

MultiPathImpl src_mp = (MultiPathImpl) src._getImpl();
int path_size = src.getPathSize(ipath);
int path_start = src.getPathStart(ipath);
for (int i = 0, n = src.getPathSize(ipath); i < n; i++) {
  src_mp.getXY(path_start + i, pt_1);

MultiPathImpl src_mp = (MultiPathImpl) src._getImpl();
int path_size = src.getPathSize(ipath);
int path_start = src.getPathStart(ipath);
for (int i = 0, n = src.getPathSize(ipath); i < n; i++) {
  src_mp.getXY(path_start + i, pt_1);

int path_b = intersector.getBlueElement();
pt_b = multipath_b.getXY(multipath_b.getPathStart(path_b));
env_a_inf.setCoords(intersector.getRedEnvelope());
env_a_inf.inflate(tolerance, tolerance);

int path_b = intersector.getBlueElement();
pt_b = multipath_b.getXY(multipath_b.getPathStart(path_b));
env_a_inf.setCoords(intersector.getRedEnvelope());
env_a_inf.inflate(tolerance, tolerance);

Point2D anyPoint = multi_path_b.getXY(multi_path_b.getPathStart(ipath));
int res = PointInPolygonHelper.isPointInPolygon(p_polygon_a, anyPoint, 0);
if (res == 0)

Javadoc

Returns the start index of the path.

Popular methods of MultiPath

getPoint
getPointCount
getPathCount
Returns the number of paths in this multipath.
getPathEnd
Returns the index immediately following the last index of the path.
lineTo
Adds a Line Segment to the given end point.
startPath
Starts a new path at a point.
addSegment
Adds a new segment to this multipath.
calculateLength2D
_getImpl
add
Appends all paths from another multipath.
addPath
Adds a new path to this multipath.
closePathWithLine
Closes the last path of this multipath with a line segment. The closing segment is a segment that co

Popular in Java

Running tasks concurrently on multiple threads
orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be created by the provided s
getOriginalFilename (MultipartFile)
Return the original filename in the client's filesystem.This may contain path information depending
putExtra (Intent)
Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or colors in arbitrary
FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write requests made by calling me
RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is different from the uni-
Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface for new implementatio
HttpServletRequest (javax.servlet.http)
Extends the javax.servlet.ServletRequest interface to provide request information for HTTP servlets.
FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following areas: * writing to a

How to use getPathStartmethodin com.esri.core.geometry.MultiPath

Best Java code snippets using com.esri.core.geometry.MultiPath.getPathStart (Showing top 20 results out of 315)

How to use
getPathStart
method
in
com.esri.core.geometry.MultiPath