Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 gvSIG Association.

 *

 * 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 3

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

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

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

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

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

import org.gvsig.fmap.geom.GeometryLocator;

import org.gvsig.fmap.geom.GeometryManager;

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

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

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.legend.impl.FInterval;

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

import org.gvsig.tools.junit.AbstractLibraryAutoInitTestCase;

/**

 * Integration test to ensure that the legends which implements the

 * IVectorialIntervalLegend interface follow the rules that follow the managing

 * of them by the application.

 *

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

 */

public class TestAbstractIntervalLegend 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 DummyFetureStore mockDataSource = new DummyFetureStore();

         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(6,8);

         private static final FInterval interval3=new FInterval(9,11);

        // 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 ISymbol[] symbols;

        private FInterval[] sampleIntervals = new FInterval[] { interval0, interval1, interval2, interval3, };

        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];

                // 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();

                        Line line = geomManager.createLine(SUBTYPES.GEOM2D);

                        line.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

                         */

                        //TODO

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

//                                        + "]");

                }

                // initialize the symbol subset for this test

                TestISymbol.addSymbols();

                symbols = TestISymbol.getNewSymbolInstances();

                // initialize the legends for this test

                ILegend[] allLegends = TestILegend.getNewLegendInstances();

                ArrayList intervalLegends = new ArrayList();

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

                        if (allLegends[i] instanceof AbstractIntervalLegend) {

                                intervalLegends.add(allLegends[i]);

                        }

                        if (allLegends[i] instanceof IClassifiedVectorLegend) {

                                IClassifiedVectorLegend cvl = (IClassifiedVectorLegend) allLegends[i];

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

//                                cvl.setFeatureStore(mockDataSource);

                        }

                }

                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 AbstractIntervalLegend which is empty and, using a second array

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

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

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

         *

         * @param legend

         * @return

         */

        private void fillClassifiedLegend(AbstractIntervalLegend legend,

                        FInterval[] 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 < intervalLegends.length; i++) {

                        fillClassifiedLegend(intervalLegends[i], sampleIntervals);

                }

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

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

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

                                        intervalLegends[i].getSymbols().length,

                                        sampleIntervals.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 {

                ISymbol tableSym =null;

                // fills the legends

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

                        fillClassifiedLegend(intervalLegends[i], sampleIntervals);

                }

                for (int i = 0; i < intervalLegends.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

                                if(interval0.isInInterval(val)) {

                                        tableSym = (ISymbol) symTable.get(interval0);

                                } else if(interval1.isInInterval(val)) {

                                        tableSym = (ISymbol) symTable.get(interval1);

                                } else if(interval2.isInInterval(val)) {

                                        tableSym = (ISymbol) symTable.get(interval2);

                                } else if(interval3.isInInterval(val)) {

                                        tableSym = (ISymbol) symTable.get(interval3);

                                }

                                AbstractIntervalLegend leg = intervalLegends[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);

                        }

                }

        }

}