svn-gvsig-desktop / tags / v2_0_0_Build_2011 / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / impl / DefaultMapContextManager.java @ 33562
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2009 {DiSiD Technologies} {Create Manager to register MapContextDrawer implementation}
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*/
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package org.gvsig.fmap.mapcontext.impl; |
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import java.awt.Color; |
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import java.awt.Font; |
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import java.io.File; |
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import java.io.FileFilter; |
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import java.io.FileInputStream; |
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import java.lang.reflect.Method; |
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import java.util.Collections; |
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import java.util.HashMap; |
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import java.util.Map; |
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import java.util.Random; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.dal.DataServerExplorer; |
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import org.gvsig.fmap.dal.DataStore; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.mapcontext.MapContextDrawer; |
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import org.gvsig.fmap.mapcontext.MapContextException; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.MapContextManager; |
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import org.gvsig.fmap.mapcontext.MapContextRuntimeException; |
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import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.LayerFactory; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.GraphicLayer; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.impl.DefaultGraphicLayer; |
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import org.gvsig.fmap.mapcontext.rendering.legend.ILegend; |
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import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend; |
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import org.gvsig.fmap.mapcontext.rendering.legend.IVectorialUniqueValueLegend; |
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import org.gvsig.fmap.mapcontext.rendering.legend.driver.ILegendReader; |
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import org.gvsig.fmap.mapcontext.rendering.legend.driver.ILegendWriter; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.IMultiLayerSymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.IWarningSymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolException; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolPreferences; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.exception.DynMethodException; |
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import org.gvsig.tools.dynobject.exception.DynMethodNotSupportedException; |
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import org.gvsig.tools.persistence.PersistenceManager; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* Default implementation of the {@link MapContextManager}.
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*
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* @author <a href="mailto:cordinyana@gvsig.org">C?sar Ordi?ana</a>
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*/
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public class DefaultMapContextManager implements MapContextManager { |
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private static final Logger LOG = LoggerFactory.getLogger(MapContextManager.class); |
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private Class drawerClazz = DefaultMapContextDrawer.class; |
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private Map legends = Collections.synchronizedMap(new HashMap()); |
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private Map legendReaders = Collections.synchronizedMap(new HashMap()); |
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private Map legendWriters = Collections.synchronizedMap(new HashMap()); |
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private String defaultVectorLegend; |
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public SymbolManager getSymbolManager() {
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return MapContextLocator.getSymbolManager();
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} |
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private SymbolPreferences getSymbolPreferences() {
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return getSymbolManager().getSymbolPreferences();
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} |
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public String getSymbolLibraryPath() { |
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return getSymbolPreferences().getSymbolLibraryPath();
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} |
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public void setSymbolLibraryPath(String symbolLibraryPath) { |
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getSymbolPreferences().setSymbolLibraryPath(symbolLibraryPath); |
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} |
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public void resetSymbolLibraryPath() { |
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getSymbolPreferences().resetSymbolLibraryPath(); |
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} |
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public Color getDefaultSymbolColor() { |
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return getSymbolPreferences().getDefaultSymbolColor();
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} |
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public Color getDefaultSymbolFillColor() { |
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return getSymbolPreferences().getDefaultSymbolFillColor();
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} |
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public Font getDefaultSymbolFont() { |
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return getSymbolPreferences().getDefaultSymbolFont();
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} |
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public String getSymbolFileExtension() { |
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return getSymbolPreferences().getSymbolFileExtension();
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} |
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public boolean isDefaultSymbolFillColorAleatory() { |
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return getSymbolPreferences().isDefaultSymbolFillColorAleatory();
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} |
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public void resetDefaultSymbolColor() { |
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getSymbolPreferences().resetDefaultSymbolColor(); |
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} |
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public void resetDefaultSymbolFillColor() { |
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getSymbolPreferences().resetDefaultSymbolFillColor(); |
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} |
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public void resetDefaultSymbolFillColorAleatory() { |
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getSymbolPreferences().resetDefaultSymbolFillColorAleatory(); |
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} |
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public void resetDefaultSymbolFont() { |
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getSymbolPreferences().resetDefaultSymbolFont(); |
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} |
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public void setDefaultSymbolColor(Color defaultSymbolColor) { |
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getSymbolPreferences().setDefaultSymbolColor(defaultSymbolColor); |
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} |
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public void setDefaultSymbolFillColor(Color defaultSymbolFillColor) { |
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getSymbolPreferences().setDefaultSymbolFillColor(defaultSymbolFillColor); |
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} |
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public void setDefaultSymbolFillColorAleatory( |
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boolean defaultSymbolFillColorAleatory) {
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getSymbolPreferences().setDefaultSymbolFillColorAleatory( |
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defaultSymbolFillColorAleatory); |
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} |
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public void setDefaultSymbolFont(Font defaultSymbolFont) { |
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getSymbolPreferences().setDefaultSymbolFont(defaultSymbolFont); |
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} |
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public void setSymbolFileExtension(String extension) { |
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getSymbolPreferences().setSymbolFileExtension(extension); |
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} |
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public int getDefaultCartographicSupportMeasureUnit() { |
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return getSymbolPreferences().getDefaultCartographicSupportMeasureUnit();
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} |
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public void setDefaultCartographicSupportMeasureUnit( |
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int defaultCartographicSupportMeasureUnit) {
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getSymbolPreferences().setDefaultCartographicSupportMeasureUnit( |
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defaultCartographicSupportMeasureUnit); |
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} |
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public int getDefaultCartographicSupportReferenceSystem() { |
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return getSymbolPreferences().getDefaultCartographicSupportReferenceSystem();
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} |
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public void setDefaultCartographicSupportReferenceSystem( |
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int defaultCartographicSupportReferenceSystem) {
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getSymbolPreferences().setDefaultCartographicSupportReferenceSystem( |
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defaultCartographicSupportReferenceSystem); |
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} |
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public MapContextDrawer createMapContextDrawerInstance(Class drawerClazz) |
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throws MapContextException {
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return createMapContextDrawerInstance(drawerClazz, "NONE"); |
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} |
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public MapContextDrawer createDefaultMapContextDrawerInstance()
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throws MapContextException {
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return createMapContextDrawerInstance(drawerClazz, "default"); |
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} |
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private MapContextDrawer createMapContextDrawerInstance(Class drawerClazz, |
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String name) throws RegisteredClassInstantiationException { |
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try {
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return (MapContextDrawer) drawerClazz.newInstance();
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} catch (Exception ex) { |
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throw new RegisteredClassInstantiationException( |
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MapContextDrawer.class, drawerClazz, name, ex); |
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} |
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} |
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public void setDefaultMapContextDrawer(Class drawerClazz) |
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throws MapContextException {
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validateMapContextDrawer(drawerClazz); |
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this.drawerClazz = drawerClazz;
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} |
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public void validateMapContextDrawer(Class drawerClazz) |
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throws MapContextException {
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if (!MapContextDrawer.class.isAssignableFrom(drawerClazz)) {
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throw new InvalidRegisteredClassException(MapContextDrawer.class, |
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drawerClazz, "UNKNOWN");
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} |
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} |
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public GraphicLayer createGraphicsLayer(IProjection projection) {
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DefaultGraphicLayer layer = new DefaultGraphicLayer();
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try {
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layer.initialize(projection); |
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layer.setLegend((IVectorLegend)createLegend(IVectorialUniqueValueLegend.LEGEND_NAME)); |
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} catch (Exception e) { |
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LOG.error("Error initializing the graphics layer", e);
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} |
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return layer;
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} |
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public String getDefaultVectorLegend() { |
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return defaultVectorLegend;
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} |
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public void setDefaultVectorLegend(String defaultVectorLegend) { |
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this.defaultVectorLegend = defaultVectorLegend;
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} |
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public void registerLegend(String legendName, Class legendClass) |
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throws MapContextRuntimeException {
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if (legendClass == null || !ILegend.class.isAssignableFrom(legendClass)) { |
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throw new InvalidRegisteredClassException(ILegend.class, |
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legendClass, legendName); |
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} |
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legends.put(legendName, legendClass); |
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} |
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public ILegend createLegend(String legendName) |
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throws MapContextRuntimeException {
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Class legendClass = (Class) legends.get(legendName); |
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if (legendClass != null) { |
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try {
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return (ILegend) legendClass.newInstance();
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} catch (InstantiationException e) { |
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throw new RegisteredClassInstantiationException(ILegend.class, |
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legendClass, legendName, e); |
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} catch (IllegalAccessException e) { |
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throw new RegisteredClassInstantiationException(ILegend.class, |
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legendClass, legendName, e); |
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} |
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} |
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return null; |
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} |
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public IVectorLegend createDefaultVectorLegend(int shapeType) |
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throws MapContextRuntimeException {
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try {
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Random rand = new Random(); |
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int numreg = rand.nextInt(255 / 2); |
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double div = (1 - rand.nextDouble() * 0.66) * 0.9; |
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Color randomColor = new Color(((int) (255 * div + (numreg * rand |
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.nextDouble()))) % 255, ((int) (255 * div + (numreg * rand |
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.nextDouble()))) % 255, ((int) (255 * div + (numreg * rand |
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.nextDouble()))) % 255);
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IVectorLegend legend = (IVectorLegend) createLegend(getDefaultVectorLegend()); |
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if( legend == null ) { |
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return null; |
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} |
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ISymbol defaultSymbol = |
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getSymbolManager().createSymbol(shapeType, randomColor); |
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legend.setDefaultSymbol(defaultSymbol); |
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return legend;
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} catch(Exception e) { |
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throw new MapContextRuntimeException(e); |
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} |
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} |
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public void registerLegendReader(String format, Class readerClass) |
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throws MapContextRuntimeException {
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if (readerClass == null |
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|| !ILegendReader.class.isAssignableFrom(readerClass)) { |
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throw new InvalidRegisteredClassException(ILegendReader.class, |
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readerClass, format); |
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} |
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legendReaders.put(format, readerClass); |
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} |
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public ILegendReader createLegendReader(String format) |
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throws MapContextRuntimeException {
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Class legendReaderClazz = (Class) legendReaders.get(format); |
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if (legendReaderClazz != null) { |
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try {
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return (ILegendReader) legendReaderClazz.newInstance();
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} catch (InstantiationException e) { |
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throw new RegisteredClassInstantiationException( |
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ILegendReader.class, legendReaderClazz, format, e); |
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} catch (IllegalAccessException e) { |
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throw new RegisteredClassInstantiationException( |
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ILegendReader.class, legendReaderClazz, format, e); |
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} |
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} |
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return null; |
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} |
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public void registerLegendWriter(String legendName, String format, |
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Class writerClass) throws MapContextRuntimeException { |
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if (writerClass == null |
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|| !ILegendWriter.class.isAssignableFrom(writerClass)) { |
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throw new InvalidRegisteredClassException(ILegendWriter.class, |
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writerClass, format.concat("-").concat(legendName));
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} |
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Map legendFormatWriters = (Map) legendWriters.get(format); |
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synchronized (legendWriters) {
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if (legendFormatWriters == null) { |
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legendFormatWriters = Collections
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.synchronizedMap(new HashMap()); |
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legendWriters.put(format, legendFormatWriters); |
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} |
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} |
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legendFormatWriters.put(legendName, writerClass); |
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} |
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public ILegendWriter createLegendWriter(String legendName, String format) |
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throws MapContextRuntimeException {
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Map legendFormatWriters = getLegendWritersForFormat(format);
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if (legendFormatWriters != null) { |
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Class legendWriterClazz = (Class) legendFormatWriters |
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.get(legendName); |
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if (legendWriterClazz != null) { |
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try {
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return (ILegendWriter) legendWriterClazz.newInstance();
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} catch (InstantiationException e) { |
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throw new RegisteredClassInstantiationException( |
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ILegendWriter.class, legendWriterClazz, format |
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.concat("-").concat(legendName), e);
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} catch (IllegalAccessException e) { |
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throw new RegisteredClassInstantiationException( |
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ILegendWriter.class, legendWriterClazz, format |
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.concat("-").concat(legendName), e);
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} |
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} |
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} |
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return null; |
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} |
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private Map getLegendWritersForFormat(String format) { |
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return (Map) legendWriters.get(format); |
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} |
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public IMultiLayerSymbol createMultiLayerSymbol(int shapeType) |
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throws MapContextRuntimeException {
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return getSymbolManager().createMultiLayerSymbol(shapeType);
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} |
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public IMultiLayerSymbol createMultiLayerSymbol(String symbolName) |
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throws MapContextRuntimeException {
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return getSymbolManager().createMultiLayerSymbol(symbolName);
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} |
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public ISymbol createSymbol(int shapeType, Color color) |
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throws MapContextRuntimeException {
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return getSymbolManager().createSymbol(shapeType, color);
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} |
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public ISymbol createSymbol(int shapeType) |
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throws MapContextRuntimeException {
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return getSymbolManager().createSymbol(shapeType);
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} |
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public ISymbol createSymbol(String symbolName, Color color) |
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throws MapContextRuntimeException {
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return getSymbolManager().createSymbol(symbolName, color);
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} |
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public ISymbol createSymbol(String symbolName) |
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throws MapContextRuntimeException {
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return getSymbolManager().createSymbol(symbolName);
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} |
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public IWarningSymbol getWarningSymbol(String message, String symbolDesc, |
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int symbolDrawExceptionType) throws MapContextRuntimeException { |
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return getSymbolManager().getWarningSymbol(message, symbolDesc,
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symbolDrawExceptionType); |
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} |
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public ISymbol[] loadSymbols(File folder, FileFilter filter) |
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throws SymbolException {
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return getSymbolManager().loadSymbols(folder, filter);
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} |
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public ISymbol[] loadSymbols(File folder) throws SymbolException { |
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return getSymbolManager().loadSymbols(folder);
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} |
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public void registerMultiLayerSymbol(String symbolName, Class symbolClass) |
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throws MapContextRuntimeException {
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getSymbolManager().registerMultiLayerSymbol(symbolName, symbolClass); |
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} |
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public void registerMultiLayerSymbol(String symbolName, int[] shapeTypes, |
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Class symbolClass) throws MapContextRuntimeException { |
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getSymbolManager().registerMultiLayerSymbol(symbolName, shapeTypes, |
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symbolClass); |
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} |
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|
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public void registerSymbol(String symbolName, Class symbolClass) |
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throws MapContextRuntimeException {
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getSymbolManager().registerSymbol(symbolName, symbolClass); |
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} |
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|
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public void registerSymbol(String symbolName, int[] shapeTypes, |
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Class symbolClass) throws MapContextException { |
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getSymbolManager().registerSymbol(symbolName, shapeTypes, symbolClass); |
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} |
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|
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public void saveSymbol(ISymbol symbol, String fileName, File folder, |
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boolean overwrite) throws SymbolException { |
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getSymbolManager().saveSymbol(symbol, fileName, folder, overwrite); |
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} |
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|
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public void saveSymbol(ISymbol symbol, String fileName, File folder) |
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throws SymbolException {
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getSymbolManager().saveSymbol(symbol, fileName, folder); |
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} |
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|
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public FLayer createLayer(String layerName, DataStoreParameters parameters) |
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throws LoadLayerException {
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return LayerFactory.getInstance().createLayer(layerName, parameters);
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} |
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|
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public FLayer createLayer(String layerName, DataStore store) |
461 |
throws LoadLayerException {
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return LayerFactory.getInstance().createLayer(layerName, store);
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} |
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|
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public ILegend getLegend(DataStore dataStore) {
|
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ILegend legend = null;
|
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|
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//Loading the legend from a store based on file
|
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try {
|
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// This access by reflection is done because the libFMap_dalfile project
|
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// has to be divided in several projects. The commented code is the fine
|
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// code whereas the used code has to be deleted.
|
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//
|
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// if (dataStore.getExplorer() instanceof FilesystemServerExplorer){
|
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// File file = ((FilesystemServerExplorer)dataStore.getExplorer()).getResourcePath(dataStore, "gvl");
|
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// if ((file != null) && (file.exists())){
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// PersistenceManager persistenceManager = ToolsLocator.getPersistenceManager();
|
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// PersistentState persistentState = persistenceManager.loadState(new FileInputStream(file));
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// legend = (ILegend)persistenceManager.create(persistentState);
|
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// }
|
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// }
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DataServerExplorer dataServerExplorer = dataStore.getExplorer(); |
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Class[] args = new Class[2]; |
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args[0] = DataStore.class;
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args[1] = String.class; |
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Method method = dataStore.getExplorer().getClass().getMethod("getResourcePath", args); |
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if (method != null){ |
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Object[] params = new Object[2]; |
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params[0] = dataStore;
|
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params[1] = "gvl"; |
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File file = (File)method.invoke(dataServerExplorer, params); |
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if ((file != null) && (file.exists())){ |
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PersistenceManager persistenceManager = ToolsLocator.getPersistenceManager(); |
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PersistentState persistentState = persistenceManager.loadState(new FileInputStream(file)); |
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legend = (ILegend)persistenceManager.create(persistentState); |
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} |
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} |
498 |
|
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} catch (Exception e) { |
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LOG.error("Error creating the legend the explorer", e);
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} |
502 |
|
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//If the legend is null, next option is to check if the store has the getLegend method
|
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if (legend == null){ |
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try {
|
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legend = (IVectorLegend) dataStore.invokeDynMethod( |
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"getLegend", null); |
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} catch (DynMethodNotSupportedException e) {
|
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// Do nothing
|
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} catch (DynMethodException e) {
|
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LOG.error("Can't load the specific legend provided for the store {}.", dataStore.getName(), e);
|
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} |
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} |
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|
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//If legend is null, last step is just try to create the legend by default
|
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if( legend == null ) { |
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FeatureType featureType; |
518 |
try {
|
519 |
featureType = (((FeatureStore)dataStore).getDefaultFeatureType()); |
520 |
int indexGeom = featureType.getDefaultGeometryAttributeIndex();
|
521 |
int typeShape = featureType.getAttributeDescriptor(indexGeom).getGeometryType();
|
522 |
legend = MapContextLocator.getMapContextManager().createDefaultVectorLegend(typeShape); |
523 |
} catch (DataException e) {
|
524 |
LOG.error("Error getting the default feature type", e);
|
525 |
} |
526 |
} |
527 |
|
528 |
return legend;
|
529 |
} |
530 |
|
531 |
} |