Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 3

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.fmap.geom;

import java.util.logging.Level;

import java.util.logging.Logger;

import org.apache.commons.lang3.StringUtils;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.geom.aggregate.MultiLine;

import org.gvsig.fmap.geom.aggregate.MultiPolygon;

import org.gvsig.fmap.geom.exception.CreateEnvelopeException;

import org.gvsig.fmap.geom.exception.CreateGeometryException;

import org.gvsig.fmap.geom.primitive.Envelope;

import org.gvsig.fmap.geom.primitive.Line;

import org.gvsig.fmap.geom.primitive.Point;

import org.gvsig.fmap.geom.primitive.Polygon;

import org.gvsig.fmap.geom.type.GeometryType;

import org.gvsig.fmap.geom.type.GeometryTypeNotSupportedException;

import org.gvsig.fmap.geom.type.GeometryTypeNotValidException;

/**

 *

 * @author jjdelcerro

 */

@SuppressWarnings("UseSpecificCatch")

public class GeometryUtils {

    private GeometryUtils() {

    }

    public static GeometryType getGeometryType(int geometryType, int geometrySubType) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.getGeometryType(geometryType, geometrySubType);

        } catch (Exception ex) {

            return null;

        }

    }

    public static boolean isSubtype(int geomTypeParent, int geomTypeChild) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        return geomManager.isSubtype(geomTypeParent, geomTypeChild);

    }

    public static Envelope createEnvelope(int subType) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createEnvelope(subType);

        } catch (CreateEnvelopeException ex) {

            return null;

        }

    }

    public static Line createLine(int subType) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createLine(subType);

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static MultiLine createMultiLine(int subType) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createMultiLine(subType);

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static Polygon createPolygon(int subType) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createPolygon(subType);

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static MultiPolygon createMultiPolygon(int subType) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createMultiPolygon(subType);

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static Point createPoint(double x, double y) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createPoint(x, y, Geometry.SUBTYPES.GEOM2D);

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static Point createPoint(double x, double y, double z) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            Point p = geomManager.createPoint(x, y, Geometry.SUBTYPES.GEOM3D);

            p.setCoordinateAt(Geometry.DIMENSIONS.Z, z);

            return p;

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static Point createPoint(double x, double y, double z, double m) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            Point p = geomManager.createPoint(x, y, Geometry.SUBTYPES.GEOM3DM);

            p.setCoordinateAt(Geometry.DIMENSIONS.Z, z);

            p.setCoordinateAt(p.getDimension()-1, m);

            return p;

        } catch (CreateGeometryException ex) {

            return null;

        }

    }

    public static Geometry createFrom(Object data) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createFrom(data);

        } catch (GeometryException ex) {

            return null;

        }

    }

    public static Geometry createFrom(String wkt, String srs) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createFrom(wkt, srs);

        } catch (GeometryException ex) {

            return null;

        }

    }

    public static Geometry createFrom(String wkt, IProjection srs) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createFrom(wkt, srs);

        } catch (GeometryException ex) {

            return null;

        }

    }

    public static Geometry createFrom(String wkt) {

        GeometryManager geomManager = GeometryLocator.getGeometryManager();

        try {

            return geomManager.createFrom(wkt);

        } catch (GeometryException ex) {

            return null;

        }

    }

    public static Object convertTo(Geometry geom, String format) {

        try {

            return geom.convertTo(format);

        } catch (Exception ex) {

            return null;

        }

    }

    public static String toWKT(Geometry geom) {

        try {

            return geom.convertToWKT();

        } catch (Exception ex) {

            return null;

        }

    }

    public static byte[] toWKB(Geometry geom) {

        try {

            return geom.convertToWKB();

        } catch (Exception ex) {

            return null;

        }

    }

    public static byte[] toEWKB(Geometry geom) {

        try {

            return geom.convertToEWKB();

        } catch (Exception ex) {

            return null;

        }

    }

    public static boolean intersects(Geometry geom1, Geometry geom2) {

        try {

            return geom1.intersects(geom2);

        } catch (Exception ex) {

            return false;

        }

    }

    public static int getGeometryType(String typeName) {

        if( StringUtils.isBlank(typeName) ) {

            return Geometry.TYPES.UNKNOWN;

        }

        switch(typeName.toLowerCase()) {

            case "geometry":

                return Geometry.TYPES.GEOMETRY;

            case "point":

                    return Geometry.TYPES.POINT;

            case "curve":

                    return Geometry.TYPES.CURVE;

            case "surface":

                    return Geometry.TYPES.SURFACE;

            case "solid":

                    return Geometry.TYPES.SOLID;

            case "aggregate":

                    return Geometry.TYPES.AGGREGATE;

            case "multipoint":

                    return Geometry.TYPES.MULTIPOINT;

            case "multicurve":

                    return Geometry.TYPES.MULTICURVE;

            case "multisurface":

                    return Geometry.TYPES.MULTISURFACE;

            case "multisolid":

                    return Geometry.TYPES.MULTISOLID;

            case "circle":

                    return Geometry.TYPES.CIRCLE;

            case "arc":

                    return Geometry.TYPES.ARC;

            case "ellipse":

                    return Geometry.TYPES.ELLIPSE;

            case "spline":

                    return Geometry.TYPES.SPLINE;

            case "ellipticarc":

                    return Geometry.TYPES.ELLIPTICARC;

            case "complex":

                    return Geometry.TYPES.COMPLEX;

            case "line":

                    return Geometry.TYPES.LINE;

            case "polygon":

                    return Geometry.TYPES.POLYGON;

            case "ring":

                    return Geometry.TYPES.RING;

            case "multiline":

                    return Geometry.TYPES.MULTILINE;

            case "multipolygon":

                    return Geometry.TYPES.MULTIPOLYGON;

            case "circumference":

                    return Geometry.TYPES.CIRCUMFERENCE;

            case "periellipse":

                    return Geometry.TYPES.PERIELLIPSE;

            case "filledspline":

                    return Geometry.TYPES.FILLEDSPLINE;

            default:

                return Geometry.TYPES.UNKNOWN;

        }

    }

    public static int getGeometrySubtype(String subtype) {

        if( StringUtils.isBlank(subtype) ) {

            return Geometry.SUBTYPES.UNKNOWN;

        }

        switch(subtype.toUpperCase()) {

            case "GEOM2D":

            case "2D":

                    return Geometry.SUBTYPES.GEOM2D;

            case "GEOM3D":

            case "3D":

                    return Geometry.SUBTYPES.GEOM3D;

            case "GEOM2DM":

            case "2DM":

                    return Geometry.SUBTYPES.GEOM2DM;

            case "GEOM3DM":

            case "3DM":

                    return Geometry.SUBTYPES.GEOM3DM;

            default:

                return Geometry.SUBTYPES.UNKNOWN;

        }

    }    

}