| 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

 */

/**

 *

 */

package org.gvsig.remoteclient.wcs;

import java.io.IOException;

import java.util.ArrayList;

import java.util.Hashtable;

import org.kxml2.io.KXmlParser;

import org.xmlpull.v1.XmlPullParserException;

import org.gvsig.remoteclient.ILayer;

import org.gvsig.remoteclient.utils.BoundaryBox;

import org.gvsig.remoteclient.utils.CapabilitiesTags;

/**

 * Describes a coverage in a WCS server.

 *

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

 *

 */

public abstract class WCSCoverage implements ILayer{

        public static final String SEPARATOR = " +"; // separator used to split list of values, usually is just a space

    private        String                        name;

    private String                        title;

    private String                        _abstract;

    private Hashtable                bBoxes = new Hashtable();

        private BoundaryBox                lonLatBbox;

        public  RectifiedGrid        rg;

        private ArrayList                 timePositions = new ArrayList();

        public  String                         timePeriod;

        private String                         rangeSetName;

        private String                         rangeSetLabel;

        public  Hashtable                 axisPool = new Hashtable();

        private String                         nativeSRS;

        private ArrayList                 supportedSRSs = new ArrayList();

        private ArrayList                interpolationMethods;

        private String                         nativeFormat;

        private ArrayList                 formats = new ArrayList();

        public ArrayList getTimePositions() {

                return timePositions;

        }

        public void addTimePosition(String timeExpr) {

                if (timePositions == null)

                        timePositions = new ArrayList();

                timePositions.add(timeExpr);

        }

        public ArrayList getFormats() {

                return formats;

        }

        public void addFormat(String format) {

                formats.add(format);

        }

    public void setNativeFormat(String nativeFormat) {

            this.nativeFormat = nativeFormat;

    }

    public String getNativeFormat() {

            return nativeFormat;

    }

        public String getNativeSRS() {

                return nativeSRS;

        }

        public void setNativeSRS(String nativeSRS) {

                this.nativeSRS = nativeSRS;

        }

        public ArrayList getSRSs() {

                return supportedSRSs;

        }

        public void addSRSs(String srs) {

                supportedSRSs.add(srs);

        }

        public String getRangeSetLabel() {

                return rangeSetLabel;

        }

        public void setRangeSetLabel(String rangeSetLabel) {

                this.rangeSetLabel = rangeSetLabel;

        }

        public String getRangeSetName() {

                return rangeSetName;

        }

        public void setRangeSetName(String rangeSetName) {

                this.rangeSetName = rangeSetName;

        }

        /* (non-Javadoc)

     * @see org.gvsig.remoteClient.ILayer#getName()

     */

    public String getName() {

        return name;

    }

    /* (non-Javadoc)

     * @see org.gvsig.remoteClient.ILayer#setName(java.lang.String)

     */

    public void setName(String _name) {

        name = _name;

    }

    /* (non-Javadoc)

     * @see org.gvsig.remoteClient.ILayer#setTitle(java.lang.String)

     */

    public void setTitle(String _title) {

        title = _title;

    }

    /* (non-Javadoc)

     * @see org.gvsig.remoteClient.ILayer#getTitle()

     */

    public String getTitle() {

        return title;

    }

    /* (non-Javadoc)

     * @see org.gvsig.remoteClient.ILayer#getAbstract()

     */

    public String getAbstract() {

        return _abstract;

    }

    /* (non-Javadoc)

     * @see org.gvsig.remoteClient.ILayer#setAbstract(java.lang.String)

     */

    public void setAbstract(String _abstract) {

     this._abstract = _abstract;

    }

    public void addBBox(BoundaryBox bBox) {

            bBoxes.put(bBox.getSrs(), bBox);

    }

    public ArrayList getAllSrs() {

            ArrayList mySrs = new ArrayList();

            mySrs.addAll(supportedSRSs);

            if (!mySrs.contains(nativeSRS))

                    mySrs.add(nativeSRS);

            return mySrs;

    }

    /**

     * <p>returns the bbox with that id in the Bboxes vector</p>

     * @param id

     */

    public BoundaryBox getBbox(String id) {

            if ((id.compareToIgnoreCase( CapabilitiesTags.EPSG_4326 )==0)

                    ||(id.compareToIgnoreCase( CapabilitiesTags.CRS_84)==0))

            {

                    if (lonLatBbox != null)

                    return lonLatBbox;

            }

        return (BoundaryBox)bBoxes.get(id);

    }

    public BoundaryBox getLatLonBox() {

        return lonLatBbox;

    }

    public void setLonLatBox(BoundaryBox box) {

        lonLatBbox = box;

    }

    public void addInterpolationMethod(String method) {

            if (interpolationMethods==null) interpolationMethods = new ArrayList();

            interpolationMethods.add(method);

    }

    public ArrayList getInterpolationMethods() {

            return interpolationMethods;

    }

    /**

     * Parses the fragment of the XML document that describes this layer (or coverage)

     * @param parser

     * @throws IOException

     * @throws XmlPullParserException

     */

    public abstract void parse(KXmlParser parser) throws XmlPullParserException, IOException;

    /**

     * Inner class describing the Rectified Grid of this coverage.

     *

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

     */

    public class RectifiedGrid {

            private int               dimensions;

            private String[]   axisNames;

            private int[][]    lowGridEnvelopLimits;

            private int[][]    highGridEnvelopLimits;

            private double[]   origins;

            private double[][] offsetVector;

                public RectifiedGrid(int dimensions) {

                        this.dimensions = dimensions;

                }

                public void addAxisName(String axisName) {

                        if (axisNames == null) {

                                axisNames = new String[1];

                                axisNames[0] = axisName;

                        } else {

                                String[] aux = axisNames;

                                axisNames = new String[axisNames.length+1];

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

                                        axisNames[i] = aux[i];

                                }

                                axisNames[axisNames.length-1] = axisName;

                        }

                }

                public String[] getAxisNames() {

                        return axisNames;

                }

                public void addLowGridEnvelopLimit(int[] lowLimit) {

                        if (lowGridEnvelopLimits == null) {

                                lowGridEnvelopLimits = new int[1][1];

                                lowGridEnvelopLimits[0] = lowLimit;

                        } else {

                                int[][] aux = lowGridEnvelopLimits;

                                lowGridEnvelopLimits = new int[lowGridEnvelopLimits.length+1][1];

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

                                        lowGridEnvelopLimits[i] = aux[i];

                                }

                                lowGridEnvelopLimits[lowGridEnvelopLimits.length-1] = lowLimit;

                        }

                }

                public int[][] getLowGridEnvelopLimits() {

                        return lowGridEnvelopLimits;

                }

                public void addHighGridEnvelopLimit(int[] highLimit) {

                        if (highGridEnvelopLimits == null) {

                                highGridEnvelopLimits = new int[1][1];

                                highGridEnvelopLimits[0] = highLimit;

                        } else {

                                int[][] aux = highGridEnvelopLimits;

                                highGridEnvelopLimits = new int[highGridEnvelopLimits.length+1][1];

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

                                        highGridEnvelopLimits[i] = aux[i];

                                }

                                highGridEnvelopLimits[highGridEnvelopLimits.length-1] = highLimit;

                        }

                }

                public int[][] getHighGridEnvelopLimits() {

                        return highGridEnvelopLimits;

                }

                public void setOrigin(double[] _origins) {

                        origins = _origins;

                }

                public double[] getOrigins() {

                        return origins;

                }

                public void addToOffsetVector(double[] _offsetVector) {

                        if (offsetVector == null) {

                                offsetVector = new double[1][1];

                                offsetVector[0] = _offsetVector;

                        } else {

                                double[][] aux = offsetVector;

                                offsetVector = new double[offsetVector.length+1][1];

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

                                        offsetVector[i] = aux[i];

                                }

                                offsetVector[offsetVector.length-1] = _offsetVector;

                        }

                }

                public double[][] getOffsetVector(){

                        return offsetVector;

                }

                public int getDimensionCount() {

                        return dimensions;

                }

    }

    /**

     * Inner class describing the Axis Description of this coverage.

     *

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

     */

    public class AxisDescription {

            private String _name;

            private String label;

            private ArrayList singleValues = new ArrayList();

            private String interval;

            private String defaultValue;

                public String getDefaultValue() {

                        return defaultValue;

                }

                public void setDefaultValue(String defaultValue) {

                        this.defaultValue = defaultValue;

                }

                public String getInterval() {

                        return interval;

                }

                public void setInterval(String interval) {

                        this.interval = interval;

                }

                public String getLabel() {

                        return label;

                }

                public void setLabel(String label) {

                        this.label = label;

                }

                public String getName() {

                        return _name;

                }

                public void setName(String name) {

                        this._name = name;

                }

                public ArrayList getSingleValues() {

                        return singleValues;

                }

                public void addSingleValues(String singleValue) {

                        this.singleValues.add(singleValue);

                }

    }

        public double getResX() {

                if (rg.offsetVector== null)

                        return -1;

                return Math.abs(rg.offsetVector[0][0]);

        }

        public double getResY() {

                if (rg.offsetVector== null)

                        return -1;

                return Math.abs(rg.offsetVector[1][1]);

        }

        public Hashtable getBBoxes() {

                if (bBoxes == null) return new Hashtable();

                else return bBoxes;

        }

}