Application: gvSIG desktop

/*

 * Created on 15-jul-2004

 *

 * To change the template for this generated file go to

 * Window>Preferences>Java>Code Generation>Code and Comments

 */

package com.iver.cit.gvsig.gui.layout.fframes;

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;

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

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

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

import com.iver.utiles.XMLEntity;

/**

 * 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 {

    private ArrayList m_fframes = new ArrayList();

    private Rectangle2D.Double rg = null;

    private AffineTransform m_at;

    private Rectangle2D.Double ra = null;

    /**

     * 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 ArrayList getFFrames() {

        return m_fframes;

    }

    /**

     * 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) {

        double minX = 0;

        double minY = 0;

        double maxX = 0;

        double maxY = 0;

        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.

     */

    public void draw(Graphics2D g, AffineTransform at, Rectangle2D rv,BufferedImage imgBase) {

        Rectangle2D.Double r = getBoundingBox(at);

        m_at = at;

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

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

        }

    }

    /**

     * 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.Double r) {

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

            if (rg==null){

                    rg=new Rectangle2D.Double(r.x,r.y,r.width,r.height);

            }

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

                rg.height);

        double dx = r.x - raux1.x;

        double dy = r.y - raux1.y;

        double dw = r.width / raux1.width;

        double dh = r.height / raux1.height;

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

            IFFrame fframe = (IFFrame) getFFrames().get(i);

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

            raux.setRect(fframe.getBoundBox());

            AffineTransform escalado = new AffineTransform();

            double scalex = r.width / raux1.width;

            double scaley = r.height / raux1.height;

            escalado.setToScale(dw, dh);

            escalado.translate(dx - r.x, dy - r.y);

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

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

            raux.x = pd.x + r.x;

            raux.y = pd.y + r.y;

            raux.width = raux.width * dw;

            raux.height = raux.height * dh;

            fframe.setBoundBox(raux);

        }

        rg.setRect(r);

            }

    /**

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

     */

    public XMLEntity getXMLEntity() {

        XMLEntity xml = super.getXMLEntity();

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

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

            xml.addChild(((IFFrame) getFFrames().get(i)).getXMLEntity());

        }

        return xml;

    }

     /**

     * Crea un Objeto de esta clase a partir de la informaci?n del XMLEntity.

     *

     * @param xml XMLEntity

     *

     * @return Objeto de esta clase.

     */

    public static FFrameGroup createFFrameGroup(XMLEntity xml, Project p) {

        FFrameGroup fframe = new FFrameGroup();

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

            fframe.setSelected(true);

        } else {

            fframe.setSelected(false);

        }

        IFFrame fframechild = null;

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

            switch (xml.getChild(i).getIntProperty("type")) {

                case (Layout.RECTANGLEVIEW):

                    fframechild = FFrameView.createFFrameView(xml.getChild(i), p);

                    break;

                case (Layout.RECTANGLETEXT):

                    fframechild = FFrameText.createFFrameText(xml.getChild(i));

                    break;

                case (Layout.RECTANGLESCALEBAR):

                    fframechild = FFrameScaleBar.createFFrameScaleBar(xml.getChild(i), p);

                    break;

                case (Layout.RECTANGLEPICTURE):

                    fframechild = FFramePicture.createFFramePicture(xml.getChild(i));

                    break;

                case (Layout.RECTANGLELEGEND):

                    fframechild = FFrameLegend.createFFrameLegend(xml.getChild(i), p);

                    break;

                case (Layout.GRAPHICS):

                    fframechild = FFrameGraphics.createFFrameGraphics(xml.getChild(i));

                    break;

                case (Layout.RECTANGLEGROUP):

                    fframechild = FFrameGroup.createFFrameGroup(xml.getChild(i), p);

                    break;

                case (Layout.RECTANGLESYMBOL):

                    fframechild = FFrameSymbol.createFFrameSymbol(xml.getChild(i));

                    break;

            }

            fframechild.setName(xml.getChild(i).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")));

            fframe.addFFrame(fframechild);

        }

        return fframe;

    }

        /**

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

         */

        public void updateNum() {

        }

        /**

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

         */

        public int getNum() {

                return 0;

        }

}