Application: gvSIG desktop

/*

 * Created on 15-jul-2004

 *

 */

/* 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.gui.layout.fframes;

import com.iver.andami.PluginServices;

import com.iver.andami.messages.NotificationManager;

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

import com.iver.cit.gvsig.gui.layout.FLayoutUtilities;

import com.iver.cit.gvsig.gui.layout.Layout;

import com.iver.cit.gvsig.gui.project.OpenException;

import com.iver.cit.gvsig.gui.project.SaveException;

import com.iver.cit.gvsig.project.Project;

import com.iver.utiles.XMLEntity;

import java.awt.Graphics2D;

import java.awt.geom.AffineTransform;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

import java.awt.image.BufferedImage;

import java.util.ArrayList;

/**

 * FFrame que contiene a su vez un ArrayList de FFrames de cualquier tipo

 * incluso de si mismo.

 *

 * @author Vicente Caballero Navarro

 */

public class FFrameGroup extends FFrame implements IFFrameUseProject,

    IFFrameLayoutDependence {

    private ArrayList m_fframes = new ArrayList();

    private Rectangle2D.Double rg = null;

    private AffineTransform m_at;

    private Project project;

    /**

     * Crea un nuevo FFrameGroup.

     */

    public FFrameGroup() {

    }

    /**

     * A?ade al Arraylist un nuevo FFrame para formar parte del grupo.

     *

     * @param fframe FFrame a a?adir.

     */

    public void addFFrame(IFFrame fframe) {

        m_fframes.add(fframe);

    }

    /**

     * Devuelve una ArrayList que contiene todos los FFrames que forman parte

     * del grupo.

     *

     * @return Arraylist con los fframes.

     */

    public IFFrame[] getFFrames() {

        return (IFFrame[]) m_fframes.toArray(new IFFrame[0]);

    }

    /**

     * Devuelve el rect?ngulo que contiene a todos los fframes seleccionados.

     *

     * @param at Matriz de transformaci?n

     *

     * @return Rect?ngulo.

     */

    public Rectangle2D.Double getRectangle(AffineTransform at) {

        boolean first = true;

        Rectangle2D.Double rec = new Rectangle2D.Double();

        for (int i = 0; i < m_fframes.size(); i++) {

            Rectangle2D.Double rs = ((IFFrame) m_fframes.get(i)).getBoundingBox(at);

            if (first) {

                rec.setRect(rs);

                first = false;

            }

            rec.add(rs);

        }

        rg = new Rectangle2D.Double();

        rg.setRect(FLayoutUtilities.toSheetRect(rec, m_at));

        return rec;

    }

    /**

     * M?todo que dibuja sobre el graphics que se le pasa como par?metro, seg?n

     * la transformada afin que se debe de aplicar y el rect?ngulo que se debe

     * de dibujar.

     *

     * @param g Graphics

     * @param at Transformada afin.

     * @param rv rect?ngulo sobre el que hacer un clip.

     * @param imgBase Imagen utilizada para acelerar el dibujado.

     *

     * @throws DriverException

     */

    public void draw(Graphics2D g, AffineTransform at, Rectangle2D rv,

        BufferedImage imgBase) throws DriverException {

        Rectangle2D.Double r = getBoundingBox(at);

        g.rotate(Math.toRadians(getRotation()), r.x + (r.width / 2),

            r.y + (r.height / 2));

        m_at = at;

        for (int i = 0; i < m_fframes.size(); i++) {

            ((IFFrame) m_fframes.get(i)).draw(g, at, rv, imgBase);

        }

        g.rotate(Math.toRadians(-getRotation()), r.x + (r.width / 2),

            r.y + (r.height / 2));

    }

    /**

     * Rellena la transformada que se esta utilizando en el Layout.

     *

     * @param at Matriz de transformaci?n.

     */

    public void setAt(AffineTransform at) {

        m_at = at;

    }

    /**

     * Reimplementaci?n del m?todo papa poder modificar los BoundBox  de cada

     * uno de los FFrames que contiene dentro este FFrameGroup.

     *

     * @param r Rect?ngulo.

     */

    public void setBoundBox(Rectangle2D r) {

        getBoundBox().setRect(r.getX(), r.getY(), r.getWidth(), r.getHeight());

        double dx = 1;

        double dy = 1;

        double dw = 1;

        double dh = 1;

        if (rg != null) {

            Rectangle2D.Double raux1 = new Rectangle2D.Double(rg.x, rg.y,

                    rg.width, rg.height);

            dx = r.getX() - raux1.x;

            dy = r.getY() - raux1.y;

            dw = r.getWidth() / raux1.width;

            dh = r.getHeight() / raux1.height;

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

                IFFrame fframe = (IFFrame) getFFrames()[i];

                Rectangle2D.Double raux = new Rectangle2D.Double();

                raux.setRect(fframe.getBoundBox());

                AffineTransform escalado = new AffineTransform();

                escalado.setToScale(dw, dh);

                escalado.translate(dx - r.getX(), dy - r.getY());

                Point2D.Double pd = new Point2D.Double();

                escalado.transform(new Point2D.Double(raux.x, raux.y), pd);

                raux.x = pd.x + r.getX();

                raux.y = pd.y + r.getY();

                raux.width = raux.width * dw;

                raux.height = raux.height * dh;

                fframe.setBoundBox(raux);

            }

        } else {

            rg = new Rectangle2D.Double();

            rg.setRect(r);

        }

        rg.setRect(r);

    }

    /**

     * DOCUMENT ME!

     *

     * @return DOCUMENT ME!

     *

     * @throws SaveException

     *

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#getXMLEntity()

     */

    public XMLEntity getXMLEntity() throws SaveException {

        XMLEntity xml = super.getXMLEntity();

        xml.putProperty("type", Layout.RECTANGLEGROUP);

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

            xml.addChild(((IFFrame) getFFrames()[i]).getXMLEntity());

        }

        return xml;

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#setXMLEntity(com.iver.utiles.XMLEntity)

     */

    public void setXMLEntity03(XMLEntity xml, Layout l) {

        if (xml.getIntProperty("m_Selected") != 0) {

            this.setSelected(true);

        } else {

            this.setSelected(false);

        }

        IFFrame fframechild = null;

        for (int i = 0; i < xml.getNumChild(); i++) {

            try {

                Class clase = Class.forName(xml.getChild(i).getStringProperty("className"));

                fframechild = (IFFrame) clase.newInstance();

            } catch (Exception e) {

                NotificationManager.addError("Clase de Frame sobre el Layout no reconocida",

                    e);

            }

            fframechild.setName(xml.getStringProperty("m_name"));

            fframechild.setBoundBox(new Rectangle2D.Double(

                    xml.getChild(i).getDoubleProperty("x"),

                    xml.getChild(i).getDoubleProperty("y"),

                    xml.getChild(i).getDoubleProperty("w"),

                    xml.getChild(i).getDoubleProperty("h")));

            fframechild.setTag(xml.getChild(i).getStringProperty("tag"));

            fframechild.setXMLEntity03(xml.getChild(i), l);

            this.addFFrame(fframechild);

        }

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#setXMLEntity(com.iver.utiles.XMLEntity)

     */

    public void setXMLEntity(XMLEntity xml) {

        if (xml.getIntProperty("m_Selected") != 0) {

            this.setSelected(true);

        } else {

            this.setSelected(false);

        }

        setRotation(xml.getDoubleProperty("m_rotation"));

        for (int i = 0; i < xml.getNumChild(); i++) {

            try {

                IFFrame frame = FFrame.createFFrame(xml.getChild(i), project);

                this.addFFrame(frame);

            } catch (OpenException e) {

                e.showError();

            }

        }

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#getNameFFrame()

     */

    public String getNameFFrame() {

        return PluginServices.getText(this, "grupo");

    }

    /**

     * @see com.iver.cit.gvsig.gui.layout.fframes.IFFrame#print(java.awt.Graphics2D,

     *      java.awt.geom.AffineTransform)

     */

    public void print(Graphics2D g, AffineTransform at)

        throws DriverException {

        Rectangle2D.Double r = getBoundingBox(at);

        g.rotate(Math.toRadians(getRotation()), r.x + (r.width / 2),

            r.y + (r.height / 2));

        for (int i = 0; i < m_fframes.size(); i++) {

            ((IFFrame) m_fframes.get(i)).print(g, at);

        }

        g.rotate(Math.toRadians(-getRotation()), r.x + (r.width / 2),

            r.y + (r.height / 2));

    }

    /**

     * Inserta una referencia al proyecto nesecario.

     *

     * @param project DOCUMENT ME!

     */

    public void setProject(Project project) {

        this.project = project;

    }

    /**

     * DOCUMENT ME!

     *

     * @param layout DOCUMENT ME!

     */

    public void setLayout(Layout layout) {

        IFFrame[] fs = getFFrames();

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

            if (fs[i] instanceof IFFrameLayoutDependence) {

                ((IFFrameLayoutDependence) fs[i]).setLayout(layout);

            }

            if (fs[i] instanceof IFFrameViewDependence) {

                ((IFFrameViewDependence) fs[i]).initDependence(fs);

            }

        }

    }

        public void initialize() {

                // TODO Auto-generated method stub

        }

}