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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.

 *

 * 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 2

 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package com.iver.cit.gvsig.fmap.core;

import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import java.io.IOException;

import java.util.ArrayList;

import org.cresques.cts.ICoordTrans;

import com.iver.cit.gvsig.fmap.ViewPort;

import com.iver.cit.gvsig.fmap.core.v02.FGraphicUtilities;

import com.iver.cit.gvsig.fmap.core.v02.FLabel;

import com.iver.cit.gvsig.fmap.core.v02.FSymbol;

import com.iver.cit.gvsig.fmap.rendering.styling.FStyle2D;

import com.vividsolutions.jts.geom.Geometry;

/**

 * Multipunto 2D.

 *

 * @author Vicente Caballero Navarro

 */

public class FMultiPoint2D implements IGeometry {

        FPoint2D[] points = null;

        /**

         * Crea un nuevo MultiPoint2D.

         *

         * @param x DOCUMENT ME!

         * @param y DOCUMENT ME!

         */

        public FMultiPoint2D(double[] x, double[] y) {

                for (int i=0;i<x.length;i++){

                        points[i] = new FPoint2D(x[i], y[i]);

                }

        }

        public FMultiPoint2D(FPoint2D[] points) {

        this.points = points;

        }

        /**

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#draw(java.awt.Graphics2D,

         *                 ViewPort, FStyle2D)

         */

        public void draw(Graphics2D g, ViewPort vp, FStyle2D symbol) {

                int size = 2;

                int hw = 4;

                for (int i = 0; i < points.length; i++) {

                        Point2D.Double p = new Point2D.Double(points[i].getX(), points[i].getY());

                        vp.getAffineTransform().transform(p, p);

                        g.setColor(Color.red);

                        g.fillOval((int) p.x - size, (int) p.y - size, (int) hw, (int) hw);

                        g.setColor(Color.black);

                        g.drawOval((int) p.x - size, (int) p.y - size, (int) hw, (int) hw);

                }

        }

        /**

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#toJTSGeometry()

         */

        public Geometry toJTSGeometry() {

        // TODO.

                return null;

        }

        /**

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#createLabels(int, boolean)

         */

        public FLabel[] createLabels(int position, boolean duplicates) {

        FLabel[] aux = new FLabel[getNumPoints()];

        for (int i=0; i < getNumPoints(); i++)

        {

            aux[i] = FLabel.createFLabel(points[i]);

        }

                return aux;

        }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#intersects(java.awt.geom.Rectangle2D)

         */

        public boolean intersects(Rectangle2D r) {

                for (int i=0;i<getNumPoints();i++){

                        if (r.contains(points[i].getX(),points[i].getY()))return true;

                }

                return false;

        }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#getBounds2D()

         */

        public Rectangle2D getBounds2D() {

                Rectangle2D r=null;

                if (getNumPoints()>0){

                        r=new Rectangle2D.Double(points[0].getX(),points[0].getY(),0.001,0.001);

                }

                for (int i=1;i<getNumPoints();i++){

                        r.add(points[i].getX(),points[i].getY());

                }

                return r;

        }

        /**

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#getGeometryType()

         */

        public int getGeometryType() {

                return FShape.MULTIPOINT;

        }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#draw(java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.cit.gvsig.fmap.core.v02.FSymbol)

         */

        public void draw(Graphics2D g, ViewPort vp, FSymbol symbol) {

                //int size = 2;

                //int hw = 4;

                for (int i = 0; i < getNumPoints(); i++) {

                        Point2D.Double p = new Point2D.Double(points[i].getX(),

                                        points[i].getY());

                        vp.getAffineTransform().transform(p, p);

                        FGraphicUtilities.DrawShape(g, vp.getAffineTransform(), new FPoint2D(p.getX(),p.getY()), symbol);

                /*        java.awt.geom.Point2D.Double p = new java.awt.geom.Point2D.Double(x[i],

                                        y[i]);

                        vp.getAffineTransform().transform(p, p);

                        g.setColor(Color.red);

                        g.fillOval((int) p.x - size, (int) p.y - size, (int) hw, (int) hw);

                        g.setColor(Color.black);

                        g.drawOval((int) p.x - size, (int) p.y - size, (int) hw, (int) hw);

                */

                }

        }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#cloneGeometry()

         */

        public IGeometry cloneGeometry() {

                FPoint2D[] aux = new FPoint2D[getNumPoints()];

                for (int i=0; i < getNumPoints(); i++)

                {

                        aux[i] = (FPoint2D) points[i].cloneFShape();

                }

                return new FMultiPoint2D(aux);

        }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#reProject(org.cresques.cts.ICoordTrans)

         */

        public void reProject(ICoordTrans ct) {

                for (int i=0; i < getNumPoints(); i++)

                {

                        points[i].reProject(ct);

                }

        }

        public int getNumPoints(){

                return points.length;

        }

        public FPoint2D getPoint(int i){

                return points[i];

        }

        /**

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#getGeneralPathXIterator()

         */

        public GeneralPathXIterator getGeneralPathXIterator() {

                GeneralPathX gpx=new GeneralPathX();

                if (getNumPoints()>0){

                        gpx.moveTo(points[0].getX(), points[0].getY());

                }

                for (int i=1;i<getNumPoints();i++){

                        gpx.lineTo(points[i].getX(), points[i].getY());

                }

                return (GeneralPathXIterator)gpx.getPathIterator(null);

        }

    /* (non-Javadoc)

     * @see com.iver.cit.gvsig.fmap.core.IGeometry#fastIntersects(double, double, double, double)

     */

    public boolean fastIntersects(double x, double y, double w, double h) {

                for (int i=0; i < getNumPoints(); i++)

                {

                        if (points[i].intersects(x,y,w,h))

                                return true;

                }

        return false;

    }

    /* (non-Javadoc)

     * @see com.iver.cit.gvsig.fmap.core.IGeometry#drawInts(java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.cit.gvsig.fmap.core.v02.FSymbol)

     */

    public void drawInts(Graphics2D g, ViewPort vp, FSymbol symbol) {

        draw(g,vp, symbol);

    }

        /* (non-Javadoc)

         * @see com.iver.cit.gvsig.fmap.core.IGeometry#getHandlers(int)

         */

        public Handler[] getHandlers(int type) {

                ArrayList handlers=new ArrayList();

                for (int i = 0; i < getNumPoints(); i++){

                        handlers.add(new PointHandler(i,points[i]));

                }

                return (Handler[])handlers.toArray(new Handler[0]);

        }

        /**

         * DOCUMENT ME!

         *

         * @author Vicente Caballero Navarro

         */

        class PointHandler extends AbstractHandler {

                /**

                 * Crea un nuevo PointHandler.

                 *

                 * @param x DOCUMENT ME!

                 * @param y DOCUMENT ME!

                 */

                public PointHandler(int i,FPoint2D p) {

                        point = new Point2D.Double(p.getX(), p.getY());

                        index=i;

                }

                /**

                 * DOCUMENT ME!

                 *

                 * @param x DOCUMENT ME!

                 * @param y DOCUMENT ME!

                 *

                 * @return DOCUMENT ME!

                 */

                public void move(double x, double y) {

                        point.setLocation(points[index].getX()+x,

                                        points[index].getY()+y);

                }

                /**

                 * @see com.iver.cit.gvsig.fmap.core.Handler#set(double, double)

                 */

                public void set(double x, double y) {

                        point.setLocation(x, y);

                }

        }

        public void transform(AffineTransform at) {

                for (int i=0; i < getNumPoints(); i++)

                {

                        points[i].transform(at);

                }

        }

        public byte[] toWKB() throws IOException {

                // TODO Auto-generated method stub

                return null;

        }

        public boolean contains(IGeometry g) {

                return false;

        }

        public boolean intersects(IGeometry geom) {

                return false;

        }

}