Application: gvSIG desktop

/* 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 org.gvsig.sldsupport.graphic;

import java.awt.BasicStroke;

import java.awt.Color;

import java.util.ArrayList;

import org.gvsig.sldsupport.exception.SLDReadException;

import org.gvsig.sldsupport.feature.ISLDFeatures;

import org.gvsig.sldsupport.filterencoding.FExpression;

import org.gvsig.sldsupport.util.SLDUtils;

/**

 * Implements the Stroke element of an SLD specification which

 * encapsulates the graphical-symbolization parameters for linear

 * geometries

 * 

 * @see http://portal.opengeospatial.org/files/?artifact_id=1188

 * 

 * @author pepe vidal salvador - jose.vidal.salvador@iver.es

 */

public abstract class SLDStroke implements ISLDFeatures{

        protected FExpression expressionWidth = new FExpression();

        protected FExpression expressionColor = new FExpression();

        protected FExpression expressionOpacity = new FExpression();

        protected FExpression expressionLineJoin = new FExpression();

        protected FExpression expressionLineCap = new FExpression();

        protected FExpression expressionDashOffset = new FExpression();

        protected SLDGraphic graphic;

        protected boolean hasGraphicFill = false;

        protected boolean hasGraphicStroke = false;

        protected ArrayList<Float> dashArray = new ArrayList<Float>();

        public FExpression getExpressionWidth() {return expressionWidth;}

        public void setExpressionWidth(FExpression expressionWidth) {this.expressionWidth = expressionWidth;}

        public FExpression getExpressionColor() {return expressionColor;}

        public void setExpressionColor(FExpression expressionColor) {this.expressionColor = expressionColor;}

        public FExpression getExpressionOpacity() {return expressionOpacity;}

        public void setExpressionOpacity(FExpression expressionOpacity) {this.expressionOpacity = expressionOpacity;}

        public FExpression getExpressionLineJoin() {return expressionLineJoin;}

        public void setExpressionLineJoin(FExpression expressionLineJoin) {this.expressionLineJoin = expressionLineJoin;}

        public FExpression getExpressionLineCap() {return expressionLineCap;}

        public void setExpressionLineCap(FExpression expressionLineCap) {this.expressionLineCap = expressionLineCap;}

        public FExpression getExpressionDashOffset() {return expressionDashOffset;}

        public void setExpressionDashOffset(FExpression expressionDashOffset) {this.expressionDashOffset = expressionDashOffset;}

        public SLDGraphic getGraphic() {return graphic;}

        public void setGraphic(SLDGraphic graphic) {this.graphic = graphic;}

        public boolean isHasGraphicFill() {return hasGraphicFill;}

        public void setHasGraphicFill(boolean hasGraphicFill) {this.hasGraphicFill = hasGraphicFill;}

        public boolean isHasGraphicStroke() {return hasGraphicStroke;}

        public void setHasGraphicStroke(boolean hasGraphicStroke) {this.hasGraphicStroke = hasGraphicStroke;}

        public ArrayList<Float> getDashArray() {return dashArray;}

        public void setDashArray(ArrayList<Float> dashArray) {this.dashArray = dashArray;}

        public float getStrokeWidth(){return Float.valueOf(expressionWidth.getLiteral());}

        public void setExpressionWidth(String width) {this.expressionWidth.setLiteral(width);}

        public void setExpressionColor(String color) {this.expressionColor.setLiteral(color);}

        public void setExpressionOpacity(String opacity) {this.expressionOpacity.setLiteral(opacity);}

        public void setExpressionLineJoin(String lineJoin) {this.expressionLineJoin.setLiteral(lineJoin);}

        public void setExpressionLineCap(String lineCap) {this.expressionLineCap.setLiteral(lineCap);}

        public void setExpressionDashOffset(String dashOffset) {this.expressionDashOffset.setLiteral(dashOffset);}

        public Color getStrokeColor() throws NumberFormatException, SLDReadException {

                return SLDUtils.convertHexStringToColor(this.expressionColor.getLiteral());

        }

        public float[] getFloatDashArray() {

                float[] myDash = new float[this.dashArray.size()];

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

                        myDash[i] = dashArray.get(i);

                }

                return myDash;

        }

        public void setFloatDashArray(float[] dash) {

                if(dash != null) {

                        dashArray.clear();

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

                                dashArray.add(dash[i]);

                        }

                }

        }

        public int getLineJoin() throws SLDReadException {

                if (expressionLineJoin.getLiteral().compareTo("bevel") == 0)

                        return BasicStroke.JOIN_BEVEL;

                else if (expressionLineJoin.getLiteral().compareTo("miter") == 0)

                        return BasicStroke.JOIN_MITER;

                else if (expressionLineJoin.getLiteral().compareTo("round") == 0)

                        return BasicStroke.JOIN_ROUND;

                else throw new SLDReadException(new Exception(

                                "Unknown line join type: " + expressionLineJoin.getLiteral()));

        }

        public int getLineCap() throws SLDReadException {

                if (expressionLineCap.getLiteral().compareTo("butt") == 0)

                        return BasicStroke.CAP_BUTT;

                else if (expressionLineCap.getLiteral().compareTo("round") == 0)

                        return BasicStroke.CAP_ROUND;

                else if (expressionLineCap.getLiteral().compareTo("square") == 0)

                        return BasicStroke.CAP_SQUARE;

                else throw new SLDReadException(new Exception(

                                "Unknown line cap type: " + expressionLineCap.getLiteral()));

        }

}