Application: gvSIG desktop

/*

 * Cresques Mapping Suite. Graphic Library for constructing mapping applications.

 *

 * Copyright (C) 2004-5.

 *

 * 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:

 *

 * cresques@gmail.com

 */

package org.gvsig.projection.cresques.px;

import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.geom.Point2D;

import java.util.Iterator;

import java.util.Vector;

import org.gvsig.projection.cresques.geo.Projection;

import org.gvsig.projection.cresques.geo.ReProjection;

import org.gvsig.projection.cts.ICoordTrans;

import org.gvsig.projection.cts.IProjection;

import org.gvsig.projection.geo.Projected;

import org.gvsig.projection.geo.ViewPortData;

import org.gvsig.projection.px.Drawable;

import org.gvsig.projection.px.Extent;

import org.gvsig.projection.px.IObjList;

import org.gvsig.projection.px.PxObj;

public class PxObjList implements Colored, Drawable, IObjList {

    IProjection proj = null;

    private Color pc = null;

    private Color fColor = null;

    protected Extent extent = null;

    Vector data = null;

    public PxObjList() {

        data = new Vector();

        extent = new Extent();

    }

    public PxObjList(IProjection proj) {

        data = new Vector();

        this.proj = proj;

        extent = new Extent();

    }

    public IProjection getProjection() {

        return proj;

    }

    public void setProjection(IProjection p) {

        proj = p;

    }

    public void reProject(ICoordTrans rp) {

        extent = new Extent();

        Iterator iter = data.iterator();

        Projected obj = null;

        while (iter.hasNext()) {

            obj = (Projected) iter.next();

            obj.reProject(rp);

            extent.add(((Extent.Has) obj).getExtent());

        }

        setProjection(rp.getPDest());

    }

    public Extent getExtent() {

        return extent;

    }

    public Color c() {

        return pc;

    }

    public Color c(Color color) {

        pc = color;

        return pc;

    }

    public void setColor(Color color) {

        pc = color;

    }

    public Color getColor() {

        return pc;

    }

    public void setFillColor(Color color) {

        fColor = color;

    }

    public Color getFillColor() {

        return fColor;

    }

    public void draw(Graphics2D g, ViewPortData vp) {

        System.err.println("draw :" + this + ": " + size() + "objetos.");

        if (pc != null) {

            g.setColor(pc);

        }

        Iterator iter = data.iterator();

        Drawable dwObj = null;

        while (iter.hasNext()) {

            dwObj = (Drawable) iter.next();

            //if (dwObj.getClass() == PxContour.class)

            //        drawPxContour(g, vp, (PxContour) dwObj);

            //else

            /*extent = ((Extent.Has) dwObj).getExtent();

            if (vp.getExtent().minX()> extent.maxX()) continue;

            if (vp.getExtent().minY()> extent.maxY()) continue;

            if (vp.getExtent().maxX()< extent.minX()) continue;

            if (vp.getExtent().maxY()< extent.minY()) continue;*/

            dwObj.draw(g, vp);

        }

    }

    public IObjList getAt(Point2D pt) {

        PxObjList oList = new PxObjList();

        Iterator iter = data.iterator();

        while (iter.hasNext()) {

            PxObj o = (PxObj) iter.next();

            if (o.getExtent().isAt(pt)) {

                oList.add(o);

            }

        }

        return oList;

    }

    public Iterator iterator() {

        return data.iterator();

    }

    public int size() {

        return data.size();

    }

    public void add(Extent.Has obj) {

        if (obj != null) {

            extent.add(obj.getExtent());

            data.add(obj);

        }

    }

    public void remove(Object obj) {

        data.remove(obj);

    }

    public void clear() {

        extent = new Extent();

        data.clear();

    }

    /**

     * Prueba de reproyecci?n.

     *

     */

    public void drawPxContour(Graphics2D g, ViewPortData vp, PxContour obj) {

        IProjection prj = obj.getProjection();

        obj.setColor(pc);

        obj.setFillColor(fColor);

        if (prj != null) {

            if (prj != vp.getProjection()) {

                ICoordTrans rp = null;

                if (proj instanceof Projection) {

                    rp = new ReProjection(((Projection) proj),

                                          ((Projection) vp.getProjection()));

                }

                obj.draw(g, vp, rp);

            } else {

                obj.draw(g, vp);

            }

        } else {

            System.err.println("Proyecci?n nula o inadecuada.");

        }

    }

}