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/*

 * 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;

    private double 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;

    GeneralPath 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);

    }

}