/* Copyright 1995-2015 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: contracts@esri.com */ package com.esri.core.geometry; import java.util.Arrays; import java.util.concurrent.locks.ReentrantLock; class SpatialReferenceImpl extends SpatialReference { static final boolean no_projection_engine = true; public final static int c_SULIMIT32 = 2147483645; public final static long c_SULIMIT64 = 9007199254740990L; enum Precision { Integer32, Integer64, FloatingPoint }; int m_userWkid;// this wkid is provided by user to the create method. int m_userLatestWkid; int m_userOldestWkid; String m_userWkt;// a string, the well-known text. // public SgCoordRef m_sgCoordRef; private final static ReentrantLock m_lock = new ReentrantLock(); // TODO If one was going to create member object for locking it would be // here. SpatialReferenceImpl() { m_userWkid = 0; m_userLatestWkid = -1; m_userOldestWkid = -1; m_userWkt = null; } @Override public int getID() { return m_userWkid; } double getFalseX() { return 0; } double getFalseY() { return 0; } double getFalseZ() { return 0; } double getFalseM() { return 0; } double getGridUnitsXY() { return 1 / (1.0e-9 * 0.0174532925199433/* getOneDegreeGCSUnit() */); } double getGridUnitsZ() { return 1 / 0.001; } double getGridUnitsM() { return 1 / 0.001; } Precision getPrecision() { return Precision.Integer64; } @Override double getTolerance(int semantics) { double tolerance = 0.001; if (m_userWkid != 0) { tolerance = Wkid.find_tolerance_from_wkid(m_userWkid); } else if (m_userWkt != null) { tolerance = Wkt.find_tolerance_from_wkt(m_userWkt); } return tolerance; } public void queryValidCoordinateRange(Envelope2D env2D) { double delta = 0; switch (getPrecision()) { case Integer32: delta = c_SULIMIT32 / getGridUnitsXY(); break; case Integer64: delta = c_SULIMIT64 / getGridUnitsXY(); break; default: // TODO throw GeometryException.GeometryInternalError(); } env2D.setCoords(getFalseX(), getFalseY(), getFalseX() + delta, getFalseY() + delta); } public boolean requiresReSimplify(SpatialReference dst) { return dst != this; } @Override public String getText() { return m_userWkt; } /** * Returns the oldest value of the well known ID for the horizontal * coordinate system of the spatial reference. This ID is used for JSON * serialization. Not public. */ @Override int getOldID() { int ID_ = getID(); if (m_userOldestWkid != -1) return m_userOldestWkid; m_userOldestWkid = Wkid.wkid_to_old(ID_); if (m_userOldestWkid != -1) return m_userOldestWkid; return ID_; } /** * Returns the latest value of the well known ID for the horizontal * coordinate system of the spatial reference. This ID is used for JSON * serialization. Not public. */ @Override int getLatestID() { int ID_ = getID(); if (m_userLatestWkid != -1) return m_userLatestWkid; m_userLatestWkid = Wkid.wkid_to_new(ID_); if (m_userLatestWkid != -1) return m_userLatestWkid; return ID_; } public static SpatialReferenceImpl createImpl(int wkid) { if (wkid <= 0) throw new IllegalArgumentException("Invalid or unsupported wkid: " + wkid); SpatialReferenceImpl spatRef = new SpatialReferenceImpl(); spatRef.m_userWkid = wkid; return spatRef; } public static SpatialReferenceImpl createImpl(String wkt) { if (wkt == null || wkt.length() == 0) throw new IllegalArgumentException( "Cannot create SpatialReference from null or empty text."); SpatialReferenceImpl spatRef = new SpatialReferenceImpl(); spatRef.m_userWkt = wkt; return spatRef; } @Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; SpatialReferenceImpl sr = (SpatialReferenceImpl) obj; if (m_userWkid != sr.m_userWkid) return false; if (m_userWkid == 0) { if (!m_userWkt.equals(sr.m_userWkt))// m_userWkt cannot be null here! return false; } return true; } static double geodesicDistanceOnWGS84Impl(Point ptFrom, Point ptTo) { double a = 6378137.0; // radius of spheroid for WGS_1984 double e2 = 0.0066943799901413165; // ellipticity for WGS_1984 double rpu = Math.PI / 180.0; PeDouble answer = new PeDouble(); GeoDist.geodesic_distance_ngs(a, e2, ptFrom.getX() * rpu, ptFrom.getY() * rpu, ptTo.getX() * rpu, ptTo.getY() * rpu, answer, null, null); return answer.val; } public String getAuthority() { int latestWKID = getLatestID(); if (latestWKID <= 0) return new String(""); return getAuthority_(latestWKID); } private String getAuthority_(int latestWKID) { String authority; if (latestWKID >= 1024 && latestWKID <= 32767) { int index = Arrays.binarySearch(m_esri_codes, latestWKID); if (index >= 0) authority = new String("ESRI"); else authority = new String("EPSG"); } else { authority = new String("ESRI"); } return authority; } private static final int[] m_esri_codes = { 2181, // ED_1950_Turkey_9 2182, // ED_1950_Turkey_10 2183, // ED_1950_Turkey_11 2184, // ED_1950_Turkey_12 2185, // ED_1950_Turkey_13 2186, // ED_1950_Turkey_14 2187, // ED_1950_Turkey_15 4305, // GCS_Voirol_Unifie_1960 4812, // GCS_Voirol_Unifie_1960_Paris 20002, // Pulkovo_1995_GK_Zone_2 20003, // Pulkovo_1995_GK_Zone_3 20062, // Pulkovo_1995_GK_Zone_2N 20063, // Pulkovo_1995_GK_Zone_3N 24721, // La_Canoa_UTM_Zone_21N 26761, // NAD_1927_StatePlane_Hawaii_1_FIPS_5101 26762, // NAD_1927_StatePlane_Hawaii_2_FIPS_5102 26763, // NAD_1927_StatePlane_Hawaii_3_FIPS_5103 26764, // NAD_1927_StatePlane_Hawaii_4_FIPS_5104 26765, // NAD_1927_StatePlane_Hawaii_5_FIPS_5105 26788, // NAD_1927_StatePlane_Michigan_North_FIPS_2111 26789, // NAD_1927_StatePlane_Michigan_Central_FIPS_2112 26790, // NAD_1927_StatePlane_Michigan_South_FIPS_2113 30591, // Nord_Algerie 30592, // Sud_Algerie 31491, // Germany_Zone_1 31492, // Germany_Zone_2 31493, // Germany_Zone_3 31494, // Germany_Zone_4 31495, // Germany_Zone_5 32059, // NAD_1927_StatePlane_Puerto_Rico_FIPS_5201 32060, // NAD_1927_StatePlane_Virgin_Islands_St_Croix_FIPS_5202 }; @Override public int hashCode() { if (m_userWkid != 0) return NumberUtils.hash(m_userWkid); return m_userWkt.hashCode(); } }