| gvSIG desktop 1

/* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 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

 */

/* CVS MESSAGES:

*

* $Id: SimpleLineSymbol.java 18621 2008-02-08 07:59:54Z jdominguez $

* $Log$

* Revision 1.16  2007-09-21 12:25:32  jaume

* cancellation support extended down to the IGeometry and ISymbol level

*

* Revision 1.15  2007/09/19 16:22:04  jaume

* removed unnecessary imports

*

* Revision 1.14  2007/09/17 09:33:47  jaume

* some multishapedsymbol bugs fixed

*

* Revision 1.13  2007/08/09 07:38:32  jvidal

* javadoc

*

* Revision 1.12  2007/07/23 06:52:55  jaume

* Added support for arrow line decorator (start commiting)

*

* Revision 1.11  2007/07/18 06:54:35  jaume

* continuing with cartographic support

*

* Revision 1.10  2007/06/29 13:07:01  jaume

* +PictureLineSymbol

*

* Revision 1.9  2007/06/07 06:50:40  jaume

* *** empty log message ***

*

* Revision 1.8  2007/05/08 08:47:40  jaume

* *** empty log message ***

*

* Revision 1.7  2007/03/26 15:02:49  jaume

* Refactored IPrintable

*

* Revision 1.6  2007/03/20 16:02:24  jaume

* rename method

*

* Revision 1.5  2007/03/09 11:20:56  jaume

* Advanced symbology (start committing)

*

* Revision 1.3.2.5  2007/02/21 07:34:09  jaume

* labeling starts working

*

* Revision 1.3.2.4  2007/02/15 16:23:44  jaume

* *** empty log message ***

*

* Revision 1.3.2.3  2007/02/13 16:19:19  jaume

* graduated symbol legends (start commiting)

*

* Revision 1.3.2.2  2007/02/12 15:15:20  jaume

* refactored interval legend and added graduated symbol legend

*

* Revision 1.3.2.1  2007/02/09 07:47:05  jaume

* Isymbol moved

*

* Revision 1.3  2007/01/25 16:25:23  jaume

* *** empty log message ***

*

* Revision 1.2  2007/01/24 17:58:22  jaume

* new features and architecture error fixes

*

* Revision 1.1  2007/01/16 11:50:44  jaume

* *** empty log message ***

*

*

*/

package com.iver.cit.gvsig.fmap.core.symbols;

import java.awt.Color;

import java.awt.Graphics2D;

import java.awt.Rectangle;

import java.awt.geom.AffineTransform;

import javax.print.attribute.PrintRequestAttributeSet;

import com.hardcode.gdbms.driver.exceptions.ReadDriverException;

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

import com.iver.cit.gvsig.fmap.core.FPolygon2D;

import com.iver.cit.gvsig.fmap.core.FShape;

import com.iver.cit.gvsig.fmap.core.SymbologyFactory;

import com.iver.cit.gvsig.fmap.core.styles.ArrowDecoratorStyle;

import com.iver.cit.gvsig.fmap.core.styles.ILineStyle;

import com.iver.cit.gvsig.fmap.core.styles.Line2DOffset;

import com.iver.utiles.StringUtilities;

import com.iver.utiles.XMLEntity;

import com.iver.utiles.swing.threads.Cancellable;

/**

 * SimpleLineSymbol is the most basic symbol for the representation of line objects.

 * Allows to define the width of the line, the color and the drawn pattern.

 *

 * @author   jaume dominguez faus - jaume.dominguez@iver.es

 */

public class SimpleLineSymbol extends AbstractLineSymbol {

        SimpleLineSymbol symbolForSelection;

        private double width;

        public ISymbol getSymbolForSelection() {

                if (symbolForSelection == null) { 

                        XMLEntity xml = getXMLEntity();

                        xml.putProperty("color", StringUtilities.color2String(MapContext.getSelectionColor()));

                        symbolForSelection = (SimpleLineSymbol) SymbologyFactory.

                                        createSymbolFromXML(xml, getDescription()+" version for selection");

                }

                return symbolForSelection;

        }

        public void draw(Graphics2D g, AffineTransform affineTransform, FShape shp, Cancellable cancel) {

                g.setStroke(getLineStyle().getStroke());

                if (getLineStyle().getOffset() != 0) {

                        double offset = getLineStyle().getOffset();

                        shp = new FPolygon2D(Line2DOffset.offsetLine(shp, offset));

                }

                g.setColor(getColor());

                g.draw(shp);

                ArrowDecoratorStyle arrowDecorator = getLineStyle().getArrowDecorator();

                if (arrowDecorator != null)

                        arrowDecorator.draw(g, affineTransform, shp);

        }

        public int getOnePointRgb() {

                return getColor().getRGB();

        }

        public XMLEntity getXMLEntity() {

                XMLEntity xml = new XMLEntity();

                xml.putProperty("className", getClassName());

                xml.putProperty("isShapeVisible", isShapeVisible());

                xml.putProperty("desc", getDescription());

                xml.putProperty("unit", getUnit());

                // reference system

                xml.putProperty("referenceSystem", getReferenceSystem());

                Color c = getColor();

                if (c!= null)

                        xml.putProperty("color", StringUtilities.color2String(getColor()));

                setLineWidth(getLineWidth()); // not a joke

                xml.addChild(getLineStyle().getXMLEntity());

                return xml;

        }

        public void drawInsideRectangle(Graphics2D g,

                        AffineTransform scaleInstance, Rectangle r) throws SymbolDrawingException {

                g.setColor(getColor());

                g.setStroke(getLineStyle().getStroke());

                super.drawInsideRectangle(g, scaleInstance, r);

        }

        public String getClassName() {

                return getClass().getName();

        }

        public void setXMLEntity(XMLEntity xml) {

                setIsShapeVisible(xml.getBooleanProperty("isShapeVisible"));

                setDescription(xml.getStringProperty("desc"));

                if (xml.contains("color"))

                        setLineColor(StringUtilities.

                                string2Color(xml.getStringProperty("color")));

                setLineStyle((ILineStyle) SymbologyFactory.createStyleFromXML(xml.getChild(0), null));

                setReferenceSystem(xml.getIntProperty("referenceSystem"));

                setUnit(xml.getIntProperty("unit"));

                width = getLineStyle().getLineWidth(); // not a joke

        }

        public void print(Graphics2D g, AffineTransform at, FShape shape, PrintRequestAttributeSet properties)

                        throws ReadDriverException {

                // TODO Implement it

                throw new Error("Not yet implemented!");

        }

        public void setLineWidth(double width) {

                this.width = width;

                getLineStyle().setLineWidth((float) width);

        }

        public double getLineWidth() {

                return width;

        }

}