Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.app.project.documents.view.toc;

import java.awt.Dimension;

import java.awt.Graphics2D;

import java.awt.Image;

import java.awt.Rectangle;

import java.awt.datatransfer.DataFlavor;

import java.awt.datatransfer.UnsupportedFlavorException;

import java.awt.geom.AffineTransform;

import java.awt.image.BufferedImage;

import java.io.IOException;

import javax.swing.Icon;

import javax.swing.ImageIcon;

import org.apache.commons.lang3.StringUtils;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.gvsig.app.project.documents.view.IContextMenuAction;

import org.gvsig.app.project.documents.view.toc.actions.ChangeSymbolTocMenuEntry;

import org.gvsig.fmap.geom.Geometry;

import org.gvsig.fmap.mapcontext.MapContextLocator;

import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol;

import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolDrawingException;

/**

 * @author FJP

 *

 * TODO To change the template for this generated type comment go to Window -

 * Preferences - Java - Code Generation - Code and Comments

 */

public class TocItemLeaf implements ITocItem {

    private static Logger logger = LoggerFactory.getLogger(TocItemLeaf.class);

    private ISymbol symbol;

    private String description;

    private int layerType;

    private static int w_1symbol = 20;

    private static int h_1symbol = 15;

    private Dimension sz;

    BufferedImage imgLegend = null;

    final public static DataFlavor INFO_FLAVOR

            = new DataFlavor(TocItemLeaf.class, "ItemLeaf");

    static DataFlavor flavors[] = {INFO_FLAVOR};

    public TocItemLeaf(ISymbol symbol, String description, int layerType) {

        this.symbol = symbol;

        this.description = description;

        this.layerType = layerType;

    }

    public TocItemLeaf() {

    }

    public void setImageLegend(Image imageLegend, String descrip, Dimension size) {

        this.description = descrip;

        this.sz = size;

        imgLegend = new BufferedImage(sz.width, sz.height, BufferedImage.TYPE_INT_ARGB);

        Graphics2D g2 = imgLegend.createGraphics();

        // Rectangle r = new Rectangle(sz.width, sz.height);

        // TODO: Calcular ratio

        double ratioImage = (double) imageLegend.getWidth(null) / (double) imageLegend.getHeight(null);

        double ratioToc = (double) sz.width / (double) sz.height;

        boolean resul = g2.drawImage(imageLegend, 0, 0, sz.width, sz.height, null);

    }

    /* (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.toc.ITocItem#getLabel()

     */

    public String getLabel() {

        return description;

    }

    /* (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.toc.ITocItem#getIcon()

     */

    public Icon getIcon() {

        // System.out.println("Dentro de getIcon: layerType=" + layerType);

        if (imgLegend != null) {

            return new ImageIcon(imgLegend);

        }

        BufferedImage img = null;

        Graphics2D g2 = null;

        Rectangle r = null;

        switch (layerType) {

            case Geometry.TYPES.GEOMETRY:

                img = new BufferedImage(3 * w_1symbol, h_1symbol, BufferedImage.TYPE_INT_ARGB);

                g2 = img.createGraphics();

                r = new Rectangle(3 * w_1symbol, h_1symbol);

                break;

            case Geometry.TYPES.NULL:

                break;

            default:

                int wSymbol = w_1symbol;

                if (StringUtils.isEmpty(getLabel())) {

                    wSymbol = sz.width;

                }

                img = new BufferedImage(wSymbol, h_1symbol, BufferedImage.TYPE_INT_ARGB);

                g2 = img.createGraphics();

                r = new Rectangle(w_1symbol, h_1symbol);

                break;

        }

        if (g2 == null) {

            return null;

        }

        try {

            ISymbol clonesym = (ISymbol) symbol.clone();

            clonesym.drawInsideRectangle(g2, AffineTransform.getScaleInstance(1, 1), r);

        } catch (SymbolDrawingException e) {

            if (e.getType() == SymbolDrawingException.UNSUPPORTED_SET_OF_SETTINGS) {

                try {

                    MapContextLocator.getSymbolManager()

                            .getWarningSymbol(

                                    SymbolDrawingException.STR_UNSUPPORTED_SET_OF_SETTINGS,

                                    symbol.getDescription(),

                                    SymbolDrawingException.UNSUPPORTED_SET_OF_SETTINGS)

                            .drawInsideRectangle(g2, g2.getTransform(),

                                    r.getBounds());

                } catch (SymbolDrawingException e1) {

                    // IMPOSSIBLE TO REACH THIS

                }

            } else {

                logger.warn("Symbol type mismatch", e);

                return null;

            }

        } catch (CloneNotSupportedException e) {

            logger.warn("Symbol cannot be cloned (?)", e);

            return null;

        }

        return new ImageIcon(img);

    }

    /* (non-Javadoc)

         * @see java.awt.datatransfer.Transferable#getTransferDataFlavors()

     */

    public DataFlavor[] getTransferDataFlavors() {

        return flavors;

    }

    /* (non-Javadoc)

         * @see java.awt.datatransfer.Transferable#isDataFlavorSupported(java.awt.datatransfer.DataFlavor)

     */

    public boolean isDataFlavorSupported(DataFlavor dF) {

        return dF.equals(INFO_FLAVOR);

    }

    /* (non-Javadoc)

         * @see java.awt.datatransfer.Transferable#getTransferData(java.awt.datatransfer.DataFlavor)

     */

    public Object getTransferData(DataFlavor dF) throws UnsupportedFlavorException, IOException {

        if (dF.equals(INFO_FLAVOR)) {

            return this;

        } else {

            throw new UnsupportedFlavorException(dF);

        }

    }

    /* (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.toc.ITocItem#getSize()

     */

    public Dimension getSize() {

        return sz;

    }

    /* (non-Javadoc)

         * @see com.iver.cit.gvsig.gui.toc.ITocItem#setSize(java.awt.Dimension)

     */

    public void setSize(Dimension sz) {

        this.sz = sz;

    }

    /**

     * @return Returns the symbol.

     */

    public ISymbol getSymbol() {

        return symbol;

    }

    public IContextMenuAction getDoubleClickAction() {

        if (symbol == null) {

            return null;

        }

        return new ChangeSymbolTocMenuEntry();

    }

}