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.cresques.geo;

import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.geom.GeneralPath;

import java.awt.geom.Point2D;

import java.util.Iterator;

import java.util.Vector;

class Text2D extends Point2D {

        private double x,y;

        private String txt;

        public Text2D(String txt, Point2D pt) {

                this.txt = txt;

                setLocation(pt.getX(),pt.getY());

        }

        public double getX() { return x; }

        public double getY() { return y; }

        public void setLocation(double x, double y) {

                this.x = x;

                this.y = y;

        }

        public void draw(Graphics2D g, ViewPortData vp) {

                g.drawString(txt, (int) x, (int) y) ;

        }

}

/**

 * @author "Luis W. Sevilla" <sevilla_lui@gva.es>

 *

 * TODO A?adir soporte para hasta 3 niveles de grid (3 colores y 3 GeneralPath

 */

public class Graticule {

        static final Color color = new Color(128,128,128,192);

        Color pc = null;

        Color tColor = null;

        GeneralPath gp = null, gp1 = null;

        Vector vText = null;

        Projection proj;

        public Graticule(Projection proj) {

                this.proj = proj;

                gp = new GeneralPath();

                gp1 = new GeneralPath();

                vText = new Vector();

                setColor(color);

        }

        public Color getColor() {return pc;}

        public void setColor(Color color) {

                pc = color;

                tColor = new Color(pc.getRed(), pc.getGreen(), pc.getBlue(), 255);

        }

        public void addLine(Point2D pt1, Point2D pt2) {

                gp.moveTo((float) pt1.getX(), (float) pt1.getY());

                gp.lineTo((float) pt2.getX(), (float) pt2.getY());

        }

        public void addLine(Point2D pt1, Point2D pt2, int num) {

                if (num == 0) {

                        gp.moveTo((float) pt1.getX(), (float) pt1.getY());

                        gp.lineTo((float) pt2.getX(), (float) pt2.getY());

                } else if (num == 1) {

                        gp1.moveTo((float) pt1.getX(), (float) pt1.getY());

                        gp1.lineTo((float) pt2.getX(), (float) pt2.getY());

                }

        }

        public void addText(String txt, Point2D pt) {

                vText.add(new Text2D(txt, pt));

        }

        public void draw(Graphics2D g, ViewPortData vp) {

                g.setColor(pc);

                g.draw(gp);

                g.setColor(tColor);

                g.draw(gp1);

                Iterator iter = vText.iterator();

                while (iter.hasNext())

                        ((Text2D) iter.next()).draw(g, vp);

        }

}