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/* 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: DotDensityFillSymbol.java 10627 2007-03-06 17:10:21Z caballero $

* $Log$

* Revision 1.4  2007-03-06 17:08:54  caballero

* Exceptions

*

* Revision 1.3  2007/01/12 10:08:26  jaume

* *** empty log message ***

*

* Revision 1.2  2007/01/10 16:39:41  jaume

* ISymbol now belongs to com.iver.cit.gvsig.fmap.core.symbols package

*

* Revision 1.1  2007/01/10 16:31:36  jaume

* *** empty log message ***

*

* Revision 1.4  2006/11/14 11:10:27  jaume

* *** empty log message ***

*

* Revision 1.3  2006/11/13 09:15:23  jaume

* javadoc and some clean-up

*

* Revision 1.2  2006/11/09 18:39:05  jaume

* *** empty log message ***

*

* Revision 1.1  2006/11/09 10:22:50  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.Shape;

import java.awt.geom.AffineTransform;

import java.util.Random;

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

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

import com.iver.utiles.StringUtilities;

import com.iver.utiles.XMLEntity;

/**

 * <p>

 * Symbol that draws a set of points within a polygon. The amount of points is

 * defined by the field dotCount.<br>

 * </p>

 * <p>

 * This symbol only draws the points. The outline and the fill of the polygon is

 * handled by a SimpleFillSymboll where a DotDensityFillSymbol should be

 * embedded.<br>

 * </p>

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

 *

 */

public class DotDensityFillSymbol extends AbstractFillSymbol {

        private int  dotCount;

        private double dotSize;

        private double dotSpacing;

        private boolean fixedPlacement;

        public DotDensityFillSymbol() {

                super();

        }

        public ISymbol getSymbolForSelection() {

                return this; // the selection color is applied in the SimpleFillSymbol

        }

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

                int width = shp.getBounds().width;

                int height = shp.getBounds().height;

                int minx = shp.getBounds().x;

                int miny = shp.getBounds().y;

                Random random = new Random();

                g.setClip(shp);

                g.setColor(color);

                g.setBackground(null);

                int size = (int) dotSize;

                for (int i = 0; i < dotCount; i++) {

                        int x = (int) Math.abs(random.nextDouble() * width);

                        int y = (int) Math.abs(random.nextDouble() * height);

                        x = x + minx;

                        y = y + miny;

                        g.fillRect(x, y, size, size);

                }

                g.setClip(null);

        }

        public int getPixExtentPlus(Graphics2D g, AffineTransform affineTransform,

                        Shape shp) {

                // TODO Auto-generated method stub

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

        }

        public XMLEntity getXMLEntity() {

                XMLEntity xml = new XMLEntity();

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

                // color

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

                // description

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

                // is shape visible

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

                // dot count

                xml.putProperty("dotCount", dotCount);

                // dot size

                xml.putProperty("dotSize", dotSize);

                // dot spacing

                xml.putProperty("dotSpacing", dotSpacing);

                return xml;

        }

        public int getSymbolType() {

                return FShape.POLYGON;

        }

        public void drawInsideRectangle(Graphics2D g,

                        AffineTransform scaleInstance, Rectangle r) {

                int x = r.x;

                int y = r.y;

                int width = r.width;

                int height= r.height;

                int size = height / 5;

                g.setColor(color);

                g.setBackground(null);

                g.fillRect((int) (x+height*0.2), (int) (y+width*0.2), size, size);

                g.fillRect((int) (x+height*0.25), (int) (y+width*0.7), size, size);

                g.fillRect((int) (x+height*0.65), (int) (y+width*0.5), size, size);

                g.fillRect((int) (x+height*0.8), (int) (y+width*0.1), size, size);

                g.fillRect((int) (x+height*0.8), (int) (y+width*0.8), size, size);

                g.fillRect((int) (x+height*0.9), (int) (y+width*0.3), size, size);

                g.fillRect((int) (x+height*1.1), (int) (y+width*0.8), size, size);

        }

        public String getClassName() {

                return getClass().getName();

        }

        public void setXMLEntity(XMLEntity xml) {

                // color

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

                // description

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

                // is shape visible

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

                // dot count

                dotCount = xml.getIntProperty("dotCount");

                // dot size

                dotSize = xml.getDoubleProperty("dotSize");

                // dot spacing

                dotSpacing = xml.getDoubleProperty("dotSpacing");

        }

        public int getDotCount() {

                return dotCount;

        }

        public void setDotCount(int dotCount) {

                this.dotCount = dotCount;

        }

        public double getDotSize() {

                return dotSize;

        }

        public void setDotSize(double dotSize) {

                this.dotSize = dotSize;

        }

        public double getDotSpacing() {

                return dotSpacing;

        }

        public void setDotSpacing(double dotSpacing) {

                this.dotSpacing = dotSpacing;

        }

        public Color getDotColor() {

                return color;

        }

        public void setDotColor(Color dotColor) {

                this.color = dotColor;

        }

        public void print(Graphics2D g, AffineTransform at, FShape shape) throws ReadDriverException {

                // TODO Implement it

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

        }

}