/* Copyright 1995-2018 Esri Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. For additional information, contact: Environmental Systems Research Institute, Inc. Attn: Contracts Dept 380 New York Street Redlands, California, USA 92373 email: [email protected] */ package com.esri.core.geometry.ogc; import com.esri.core.geometry.Geometry; import com.esri.core.geometry.GeometryEngine; import com.esri.core.geometry.Operator; import com.esri.core.geometry.OperatorExportToWkb; import com.esri.core.geometry.OperatorFactoryLocal; import com.esri.core.geometry.Polygon; import com.esri.core.geometry.Polyline; import com.esri.core.geometry.SpatialReference; import com.esri.core.geometry.WkbExportFlags; import com.esri.core.geometry.WktExportFlags; import java.nio.ByteBuffer; import static com.esri.core.geometry.SizeOf.SIZE_OF_OGC_POLYGON; public class OGCPolygon extends OGCSurface { public static String TYPE = "Polygon"; public OGCPolygon(Polygon src, int exteriorRing, SpatialReference sr) { polygon = new Polygon(); for (int i = exteriorRing, n = src.getPathCount(); i < n; i++) { if (i > exteriorRing && src.isExteriorRing(i)) break; polygon.addPath(src, i, true); } esriSR = sr; } public OGCPolygon(Polygon geom, SpatialReference sr) { polygon = geom; if (geom.getExteriorRingCount() > 1) throw new IllegalArgumentException( "Polygon has to have one exterior ring. Simplify geom with OperatorSimplify."); esriSR = sr; } @Override public String asText() { return GeometryEngine.geometryToWkt(getEsriGeometry(), WktExportFlags.wktExportPolygon); } @Override public ByteBuffer asBinary() { OperatorExportToWkb op = (OperatorExportToWkb) OperatorFactoryLocal .getInstance().getOperator(Operator.Type.ExportToWkb); return op.execute(WkbExportFlags.wkbExportPolygon, getEsriGeometry(), null); } /** * Returns the exterior ring of this Polygon. * @return OGCLinearRing instance. */ public OGCLineString exteriorRing() { if (polygon.isEmpty()) return new OGCLinearRing((Polygon) polygon.createInstance(), 0, esriSR, true); return new OGCLinearRing(polygon, 0, esriSR, true); } /** * Returns the number of interior rings in this Polygon. */ public int numInteriorRing() { return polygon.getPathCount() - 1; } /** * Returns the Nth interior ring for this Polygon as a LineString. * @param n The 0 based index of the interior ring. * @return OGCLinearRing instance. */ public OGCLineString interiorRingN(int n) { return new OGCLinearRing(polygon, n + 1, esriSR, true); } @Override public OGCMultiCurve boundary() { Polyline polyline = new Polyline(); polyline.add(polygon, true); // adds reversed path return (OGCMultiCurve) OGCGeometry.createFromEsriGeometry(polyline, esriSR, true); } @Override public String geometryType() { return TYPE; } @Override public long estimateMemorySize() { return SIZE_OF_OGC_POLYGON + (polygon != null ? polygon.estimateMemorySize() : 0); } @Override public OGCGeometry locateAlong(double mValue) { // TODO Auto-generated method stub throw new UnsupportedOperationException(); } @Override public OGCGeometry locateBetween(double mStart, double mEnd) { // TODO Auto-generated method stub throw new UnsupportedOperationException(); } @Override public Geometry getEsriGeometry() { return polygon; } @Override public OGCGeometry convertToMulti() { return new OGCMultiPolygon(polygon, esriSR); } @Override public OGCGeometry reduceFromMulti() { return this; } Polygon polygon; }