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.symbology.fmap.mapcontext.rendering.legend;

import java.awt.Dimension;

import java.awt.Rectangle;

import java.util.ArrayList;

import java.util.Hashtable;

import java.util.Iterator;

import java.util.List;

import java.util.Set;

import org.cresques.cts.IProjection;

import org.gvsig.fmap.dal.DataQuery;

import org.gvsig.fmap.dal.DataServerExplorer;

import org.gvsig.fmap.dal.DataServerExplorerParameters;

import org.gvsig.fmap.dal.DataSet;

import org.gvsig.fmap.dal.DataStoreParameters;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.fmap.dal.exception.ReadException;

import org.gvsig.fmap.dal.feature.EditableFeature;

import org.gvsig.fmap.dal.feature.EditableFeatureType;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.FeatureCache;

import org.gvsig.fmap.dal.feature.FeatureIndex;

import org.gvsig.fmap.dal.feature.FeatureIndexes;

import org.gvsig.fmap.dal.feature.FeatureLocks;

import org.gvsig.fmap.dal.feature.FeatureQuery;

import org.gvsig.fmap.dal.feature.FeatureReference;

import org.gvsig.fmap.dal.feature.FeatureSelection;

import org.gvsig.fmap.dal.feature.FeatureSet;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.fmap.dal.feature.FeatureStoreTransforms;

import org.gvsig.fmap.dal.feature.FeatureType;

import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters;

import org.gvsig.fmap.dal.feature.exception.NeedEditingModeException;

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

import org.gvsig.fmap.geom.Geometry.SUBTYPES;

import org.gvsig.fmap.geom.Geometry.TYPES;

import org.gvsig.fmap.geom.primitive.Curve;

import org.gvsig.fmap.geom.primitive.Envelope;

import org.gvsig.fmap.geom.primitive.GeneralPathX;

import org.gvsig.fmap.mapcontext.rendering.legend.IClassifiedLegend;

import org.gvsig.fmap.mapcontext.rendering.legend.IClassifiedVectorLegend;

import org.gvsig.fmap.mapcontext.rendering.legend.ILegend;

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

import org.gvsig.symbology.fmap.mapcontext.rendering.legend.impl.AbstractIntervalLegend;

import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.TestISymbol;

import org.gvsig.tools.dynobject.DynClass;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException;

import org.gvsig.tools.dynobject.exception.DynMethodException;

import org.gvsig.tools.exception.BaseException;

import org.gvsig.tools.junit.AbstractLibraryAutoInitTestCase;

import org.gvsig.tools.observer.Observer;

import org.gvsig.tools.persistence.PersistentState;

import org.gvsig.tools.persistence.exception.PersistenceException;

import org.gvsig.tools.undo.RedoException;

import org.gvsig.tools.undo.UndoException;

import org.gvsig.tools.visitor.Visitor;

/**

 * Integration test to ensure that the legends which implements the

 * IClassifiedLegend interface follow the rules that follow the managing of them

 * by the application.

 *

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

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

 */

public class TestIClassifiedLegend extends AbstractLibraryAutoInitTestCase {

        private static final Integer v0 = new Integer(0);

        private static final Integer v1 = new Integer(1);

        private static final Integer v2 = new Integer(2);

        private static final Integer v3 = new Integer(3);

        private static final String FIELD3 = "field3";

        private static final String FIELD2 = "field2";

        private static final String FIELD1 = "field1";

        private static final String FIELD0 = "field0";

        private static final int FIELDID = 0;

//        private static final Integer[] feature0Values = new Integer[] { v0, v1, v2, v3, };

//        private static final Integer[] feature1Values = new Integer[] { v3, v0, v1, v2, };

//        private static final Integer[] feature2Values = new Integer[] { v2, v3, v0, v1, };

//        private static final Integer[] feature3Values = new Integer[] { v1, v2, v3, v0, };

//

//        private static final Integer[][] featureValues = new Integer[][] {

//                feature0Values,

//                feature1Values,

//                feature2Values,

//                feature3Values,};

        private static String[] fieldNames = new String[] {FIELD0,FIELD1,FIELD2,FIELD3,};

        // private static final Value v4 = (Value)ValueFactory.createValue(4);

        // private static final Value v5 = (Value)ValueFactory.createValue(5);

        // private static final Value v6 = (Value)ValueFactory.createValue(6);

        // private static final Value v7 = (Value)ValueFactory.createValue(7);

        // private static final Value v8 = (Value)ValueFactory.createValue(8);

        // private static final Value v9 = (Value)ValueFactory.createValue(9);

        private AbstractIntervalLegend[] intervalLegends;

//        private MockDataSource mockDataSource = new MockDataSource();

        /**

         * To avoid duplicated validation logic in the test a mock object is created

         * to use a DataSource for this test.

         *

         */

        private class MockDataSource implements FeatureStore {

                public boolean allowWrite() {

                        return false;

                }

                public void beginEditingGroup(String description)

                                throws NeedEditingModeException {

                }

                public boolean canWriteGeometry(int gvSIGgeometryType)

                                throws DataException {

                        return false;

                }

                public void cancelEditing() throws DataException {

                }

                public FeatureSelection createFeatureSelection() throws DataException {

                        return null;

                }

                public FeatureIndex createIndex(FeatureType featureType,

                                String attributeName, String indexName) throws DataException {

                        return null;

                }

                public EditableFeature createNewFeature() throws DataException {

                        return null;

                }

                public EditableFeature createNewFeature(FeatureType type,

                                Feature defaultValues) throws DataException {

                        return null;

                }

                public EditableFeature createNewFeature(FeatureType type,

                                boolean defaultValues) throws DataException {

                        return null;

                }

                public EditableFeature createNewFeature(boolean defaultValues)

                                throws DataException {

                        return null;

                }

                public void delete(Feature feature) throws DataException {

                }

                public void edit() throws DataException {

                }

                public void edit(int mode) throws DataException {

                }

                public void endEditingGroup() throws NeedEditingModeException {

                }

                public void finishEditing() throws DataException {

                }

                public FeatureType getDefaultFeatureType() throws DataException {

                        return null;

                }

                public Envelope getEnvelope() {

                        return null;

                }

                public Feature getFeatureByReference(FeatureReference reference)

                                throws DataException {

                        return null;

                }

                public Feature getFeatureByReference(FeatureReference reference,

                                FeatureType featureType) throws DataException {

                        return null;

                }

                public FeatureSelection getFeatureSelection() throws DataException {

                        return null;

                }

                public FeatureSet getFeatureSet() throws DataException {

                        return null;

                }

                public FeatureSet getFeatureSet(FeatureQuery featureQuery)

                                throws DataException {

                        return null;

                }

                public void getFeatureSet(FeatureQuery featureQuery, Observer observer)

                                throws DataException {

                }

                public void getFeatureSet(Observer observer) throws DataException {

                }

                public List getFeatureTypes() throws DataException {

                        return null;

                }

                public FeatureIndexes getIndexes() {

                        return null;

                }

                public FeatureLocks getLocks() throws DataException {

                        return null;

                }

                public DataStoreParameters getParameters() {

                        return null;

                }

                public IProjection getSRSDefaultGeometry() throws DataException {

                        return null;

                }

                public FeatureStoreTransforms getTransforms() {

                        return null;

                }

                public void insert(EditableFeature feature) throws DataException {

                }

                public boolean isAppendModeSupported() {

                        return false;

                }

                public boolean isAppending() {

                        return false;

                }

                public boolean isEditing() {

                        return false;

                }

                public boolean isLocksSupported() {

                        return false;

                }

                public void setSelection(FeatureSet selection) throws DataException {

                }

                public void update(EditableFeatureType featureType)

                                throws DataException {

                }

                public void update(EditableFeature feature) throws DataException {

                }

                public void validateFeatures(int mode) throws DataException {

                }

                public DataSet createSelection() throws DataException {

                        return null;

                }

                public void dispose() {

                }

                public Iterator getChildren() {

                        return null;

                }

                public DataSet getDataSet() throws DataException {

                        return null;

                }

                public DataSet getDataSet(DataQuery dataQuery) throws DataException {

                        return null;

                }

                public void getDataSet(Observer observer) throws DataException {

                }

                public void getDataSet(DataQuery dataQuery, Observer observer)

                                throws DataException {

                }

                public DataServerExplorer getExplorer() throws DataException {

                        return null;

                }

                public String getName() {

                        return null;

                }

                public DataSet getSelection() throws DataException {

                        return null;

                }

                public void refresh() throws DataException {

                }

                public void setSelection(DataSet selection) throws DataException {

                }

                public void beginComplexNotification() {

                }

                public void disableNotifications() {

                }

                public void enableNotifications() {

                }

                public void endComplexNotification() {

                }

                public void addObserver(Observer o) {

                }

                public void deleteObserver(Observer o) {

                }

                public void deleteObservers() {

                }

                public void saveToState(PersistentState state)

                                throws PersistenceException {

                }

                public void loadFromState(PersistentState state) throws PersistenceException {

                }

                public FeatureQuery createFeatureQuery() {

                        return null;

                }

                public boolean canRedo() {

                        return false;

                }

                public boolean canUndo() {

                        return false;

                }

                public List getRedoInfos() {

                        return null;

                }

                public List getUndoInfos() {

                        return null;

                }

                public void redo() throws RedoException {

                }

                public void redo(int num) throws RedoException {

                }

                public void undo() throws UndoException {

                }

                public void undo(int num) throws UndoException {

                }

                public FeatureIndex createIndex(FeatureType featureType,

                                String attributeName, String indexName, Observer observer)

                                throws DataException {

                        return null;

                }

                public Object getMetadataID() {

                        return null;

                }

                public void delegate(DynObject dynObject) {

                }

                public DynClass getDynClass() {

                        return null;

                }

                public Object getDynValue(String name) throws DynFieldNotFoundException {

                        return null;

                }

                public boolean hasDynValue(String name) {

                        return false;

                }

                public void implement(DynClass dynClass) {

                }

                public Object invokeDynMethod(String name, DynObject context)

                                throws DynMethodException {

                        return null;

                }

                public Object invokeDynMethod(int code, DynObject context)

                                throws DynMethodException {

                        return null;

                }

                public void setDynValue(String name, Object value)

                                throws DynFieldNotFoundException {

                }

                /*

                 * (non-Javadoc)

                 *

                 * @see org.gvsig.metadata.Metadata#getMetadataChildren()

                 */

                public Set getMetadataChildren() {

                        return null;

                }

                /*

                 * (non-Javadoc)

                 *

                 * @see org.gvsig.metadata.Metadata#getMetadataName()

                 */

                public String getMetadataName() {

                        return null;

                }

                public FeatureType getFeatureType(String featureTypeId)

                                throws DataException {

                        return null;

                }

                public DataQuery createQuery() {

                        return null;

                }

                public long getFeatureCount() throws DataException {

                        return 0;

                }

                public void accept(Visitor visitor, DataQuery dataQuery)

                                throws BaseException {

                }

                public void accept(Visitor visitor) throws BaseException {

                }

                public void createCache(String name,

                                DynObject parameters) throws DataException {

                        // Do nothing

                }

                public FeatureCache getCache() {

                        return null;

                }

                public void clear() {

                        // Nothing to do

                }

                public void export(DataServerExplorer explorer, String provider,

                                NewFeatureStoreParameters params) throws DataException {

                }

                public String getProviderName() {

                        return null;

                }

                public String getFullName() {

                        // TODO Auto-generated method stub

                        return null;

                }

        }

        //private static final FInterval interval0=new FInterval(0,2);

        //private static final FInterval interval1=new FInterval(3,5);

        //private static final FInterval interval2=new FInterval(6,2);

        //private static final FInterval interval3=new FInterval(9,2);

        // private static final Value interval4;

        // private static final Value interval5;

        // private static final Value interval6;

        // private static final Value interval7;

        // private static final Value interval8;

        // private static final Value interval9;

        Hashtable symTable;

        private IClassifiedVectorLegend[] classifiedLegends;

        private ISymbol[] symbols;

        private Object[] sampleValues = new Object[] { v0, v1, v2, v3, };

        private Feature[] features;

        // private FInterval[] intervals = new FInterval[] {

        // interval0,

        // interval1,

        // interval2,

        // interval3,

        // interval4,

        // interval5,

        // interval6,

        // interval7,

        // interval8,

        // interval9,

        // };

        protected void doSetUp() throws Exception {

                features = new Feature[4];

//                //Initializes the geometries library

//                DefaultGeometryLibrary lib = new DefaultGeometryLibrary();

//                lib.initialize();

//                lib.postInitialize();

                // initialize test values

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

                        // create the geometry associated to the feature

                        int size = 200;

                        Dimension d = new Dimension(size, size);

                        Rectangle aShape = new Rectangle(i * size, i * size, d.width,

                                        d.height);

                        GeometryManager geomManager = GeometryLocator.getGeometryManager();

                        Curve curve = (Curve)geomManager.create(TYPES.CURVE, SUBTYPES.GEOM2D);

                        curve.setGeneralPath(new GeneralPathX(aShape.getPathIterator(null)));

                        /*

                         * create a full-featured Feature with randomed values at its fields

                         * to avoid testing over the same values each time

                         */

//                        features[i] = new DefaultFeature(geom, featureValues[i], "[" + i

//                                        + "]");

                }

                // initialize the symbol subset for this test

                symbols = TestISymbol.getNewSymbolInstances();

                // initialize the legends for this test

                ILegend[] allLegends = TestILegend.getNewLegendInstances();

                ArrayList clegends = new ArrayList();

                ArrayList intervalLegends = new ArrayList();

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

                        if (allLegends[i] instanceof AbstractIntervalLegend) {

                                intervalLegends.add(allLegends[i]);

                        } else if (allLegends[i] instanceof IClassifiedLegend) {

                                clegends.add(allLegends[i]);

                        }

                        if (allLegends[i] instanceof IClassifiedVectorLegend) {

                                IClassifiedVectorLegend cvl = (IClassifiedVectorLegend) allLegends[i];

                                cvl.setClassifyingFieldNames(new String[] { fieldNames[FIELDID] });

//                                cvl.setFeatureStore(mockDataSource);

                        }

                }

                this.classifiedLegends = (IClassifiedVectorLegend[]) clegends

                                .toArray(new IClassifiedVectorLegend[clegends.size()]);

                this.intervalLegends =

                                (AbstractIntervalLegend[]) intervalLegends

                                .toArray(new AbstractIntervalLegend[intervalLegends.size()]);

        }

        /**

         * This method is used to add symbols to a legend.That is, it takes an array

         * of IClassifiedVectorialLegend which is empty andm, using a second array

         * of objects (values), the first one is filled.Also, a hash table is filled

         * too using the array of objects (it will be useful in some tests to check

         * that a symbol can be taken using a feature) .

         *

         * @param legend

         * @return

         */

        private void fillClassifiedLegend(IClassifiedVectorLegend legend,

                        Object[] values) {

                // initialize the hash table

                symTable = new Hashtable();

                // to add symbols to the legend and the hash table

                for (int j = 0; j < values.length; j++) {

                        ISymbol sym = symbols[j % symbols.length];

                        legend.addSymbol(values[j], sym);

                        symTable.put(values[j], sym);

                }

        }

        /**

         * This test ensures that when a legend is filled, the number of symbols

         * added is correct. To do it, is checked that the number of symbols of a

         * legend is the same as the length of the array of example values that we

         * have.

         *

         * @throws ReadDriverException

         */

        public void testICLAdittion() throws ReadException {

                // Fills the legend

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

                        fillClassifiedLegend(classifiedLegends[i], sampleValues);

                }

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

                        assertEquals(classifiedLegends[i].getClass().getName()

                                        + " fails with the comparation of the number of symbols",

                                        classifiedLegends[i].getSymbols().length,

                                        sampleValues.length);

                }

        }

        /**

         * This test ensures that the symbols that we have previously added to a

         * legend are accessible using its features.To do it, this test compares the

         * symbol taken from the legend with the symbol taken from the hashTable

         * (using the same feature).

         * @throws Exception 

         */

        public void testICLCheckValueSymbols() throws Exception {

                // fills the legends

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

                        fillClassifiedLegend(classifiedLegends[i], sampleValues);

                }

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

                        // For each feature

                        for (int j = 0; j < features.length; j++) {

                                Feature myFeature = features[i];

                                // takes the value of the field that identifies the feature

                                Object val = myFeature.get(FIELDID);

                                // the last value is used to access to the hash table to obtain

                                // a symbol

                                ISymbol tableSym = (ISymbol) symTable.get(val);

                                IClassifiedVectorLegend leg = classifiedLegends[i];

                                // takes the symbol from a legend using the feature

                                ISymbol legendSym = leg.getSymbolByFeature(myFeature);

                                // compares that both symbols are the same

                                assertEquals(legendSym.getClass().getName()

                                                + " fails with the comparation of the class symbols",

                                                legendSym, tableSym);

                        }

                }

        }

}