svn-gvsig-desktop / tags / v2_0_0_Build_2040 / libraries / org.gvsig.symbology / org.gvsig.symbology.lib / org.gvsig.symbology.lib.impl / src / main / java / org / gvsig / symbology / fmap / mapcontext / rendering / symbol / marker / impl / PictureMarkerSymbol.java @ 37287
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/* gvSIG. Sistema de Informaci�n Geogr�fica de la Generalitat Valenciana
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*
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* Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib��ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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/* CVS MESSAGES:
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*
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* $Id: PictureMarkerSymbol.java 15593 2007-10-29 13:01:13Z jdominguez $
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* $Log$
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* Revision 1.17 2007-09-21 12:25:32 jaume
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* cancellation support extended down to the IGeometry and ISymbol level
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*
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* Revision 1.16 2007/09/19 16:22:04 jaume
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* removed unnecessary imports
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*
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* Revision 1.15 2007/09/11 07:46:55 jaume
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* *** empty log message ***
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*
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* Revision 1.14 2007/08/16 06:55:19 jvidal
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* javadoc updated
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*
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* Revision 1.13 2007/08/09 06:42:24 jvidal
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* javadoc
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*
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* Revision 1.12 2007/08/08 12:05:17 jvidal
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* javadoc
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*
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* Revision 1.11 2007/07/18 06:54:35 jaume
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* continuing with cartographic support
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*
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* Revision 1.10 2007/07/03 10:58:29 jaume
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* first refactor on CartographicSupport
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*
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* Revision 1.9 2007/06/29 13:07:01 jaume
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* +PictureLineSymbol
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*
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* Revision 1.8 2007/06/11 12:25:48 jaume
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* ISymbol drawing integration tests (markers and lines)
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*
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* Revision 1.7 2007/06/07 06:50:40 jaume
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* *** empty log message ***
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*
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* Revision 1.6 2007/05/29 15:46:37 jaume
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* *** empty log message ***
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*
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* Revision 1.5 2007/05/08 08:47:40 jaume
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* *** empty log message ***
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*
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* Revision 1.4 2007/03/21 17:36:22 jaume
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* *** empty log message ***
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*
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* Revision 1.3 2007/03/09 11:20:57 jaume
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* Advanced symbology (start committing)
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*
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* Revision 1.1.2.4 2007/02/21 07:34:09 jaume
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* labeling starts working
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*
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* Revision 1.1.2.3 2007/02/16 10:54:12 jaume
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* multilayer splitted to multilayerline, multilayermarker,and multilayerfill
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*
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* Revision 1.1.2.2 2007/02/15 16:23:44 jaume
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* *** empty log message ***
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*
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* Revision 1.1.2.1 2007/02/09 07:47:05 jaume
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* Isymbol moved
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*
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* Revision 1.1 2007/01/24 17:58:22 jaume
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* new features and architecture error fixes
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*
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*
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*/
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package org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.impl; |
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import java.awt.Graphics2D; |
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import java.awt.Rectangle; |
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import java.awt.geom.AffineTransform; |
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import java.io.IOException; |
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import java.net.URL; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolDrawingException; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
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import org.gvsig.i18n.Messages; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IPictureMarkerSymbol; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.BackgroundFileStyle; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DynStruct; |
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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.gvsig.tools.persistence.exception.PersistenceException; |
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import org.gvsig.tools.task.Cancellable; |
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import org.gvsig.tools.util.Callable; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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/**
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* PictureMarkerSymbol allows to use an image file as a definition to be painted
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* instead of a marker symbol.
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*
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* @author jaume dominguez faus - jaume.dominguez@iver.es
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*/
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public class PictureMarkerSymbol extends AbstractMarkerSymbol implements IPictureMarkerSymbol { |
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private final Logger LOG = |
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LoggerFactory.getLogger(PictureMarkerSymbol.class); |
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public static final String PICTURE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME = |
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"PictureMarkerSymbol";
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private static final String SELECTED = "selected"; |
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private static final String SELECTION_SYMBOL = "selectionSym"; |
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private static final String BACKGROUND_IMAGE = "bgImage"; |
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private static final String BACKGROUND_SELECTION_IMAGE = "bgSelImage"; |
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// private static final float SELECTION_OPACITY_FACTOR = .3F;
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private boolean selected; |
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private PictureMarkerSymbol selectionSym;
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private BackgroundFileStyle bgImage;
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private BackgroundFileStyle bgSelImage;
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/**
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* Constructor method
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*/
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public PictureMarkerSymbol() {
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super();
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} |
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/**
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* Constructor method
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*
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* @param imageURL
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* , URL of the normal image
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* @param selImageURL
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* , URL of the image when it is selected in the map
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* @throws IOException
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*/
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public PictureMarkerSymbol(URL imageURL, URL selImageURL) throws IOException { |
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setImage(imageURL); |
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if (selImageURL != null) |
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setSelImage(selImageURL); |
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else
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setSelImage(imageURL); |
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} |
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/**
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* Sets the file for the image to be used as a marker symbol
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*
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* @param imageFile
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* , File
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* @throws IOException
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*/
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public void setImage(URL imageUrl) throws IOException { |
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bgImage = BackgroundFileStyle.createStyleByURL(imageUrl); |
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} |
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/**
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* Sets the file for the image to be used as a marker symbol (when it is
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* selected in the map)
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*
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* @param imageFile
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* , File
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* @throws IOException
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*/
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public void setSelImage(URL imageFileUrl) throws IOException { |
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bgSelImage = BackgroundFileStyle.createStyleByURL(imageFileUrl); |
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} |
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public ISymbol getSymbolForSelection() {
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if (selectionSym == null) { |
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try {
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selectionSym = (PictureMarkerSymbol) this.clone();
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} catch (CloneNotSupportedException e) { |
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LOG.error("Error creating the selection symbol for the symbol "
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+ this, e);
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} |
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selectionSym.selected = true;
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selectionSym.selectionSym = selectionSym; // avoid too much lazy
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// creations
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} |
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return selectionSym;
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} |
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public void draw(Graphics2D g, |
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AffineTransform affineTransform,
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Geometry geom, |
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Feature f, |
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Cancellable cancel) { |
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org.gvsig.fmap.geom.primitive.Point p = (org.gvsig.fmap.geom.primitive.Point)geom.cloneGeometry(); |
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if (affineTransform!=null) { |
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p.transform(affineTransform); |
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} |
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double x, y;
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int size = (int) Math.round(getSize()); |
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double halfSize = getSize() / 2; |
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x = p.getX() - halfSize; |
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y = p.getY() - halfSize; |
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int xOffset = (int) getOffset().getX(); |
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int yOffset = (int) getOffset().getY(); |
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if (size > 0) { |
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BackgroundFileStyle bg = (!selected) ? bgImage : bgSelImage; |
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Rectangle rect = new Rectangle(size, size); |
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g.translate(x + xOffset, y + yOffset); |
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double auxRotation = getRotation();
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g.rotate(auxRotation, halfSize, halfSize); |
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if (bg != null) { |
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try {
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bg.drawInsideRectangle(g, rect); |
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} catch (SymbolDrawingException e) {
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LOG.warn(Messages.getText("label_style_could_not_be_painted")
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+ ": " + bg.getSource().toString(),
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e); |
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} |
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} else {
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LOG.warn(Messages.getText("label_style_could_not_be_painted")
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+ ": bg is Null");
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} |
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g.rotate(-auxRotation, halfSize, halfSize); |
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g.translate(-(x + xOffset), -(y + yOffset)); |
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} |
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} |
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public String getClassName() { |
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return getClass().getName();
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} |
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// public void print(Graphics2D g, AffineTransform at, FShape shape)
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// throws ReadDriverException {
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// // TODO Implement it
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// throw new Error("Not yet implemented!");
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//
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// }
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/**
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* Returns the URL of the image that is used as a marker symbol
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* @return imagePath,URL
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*/
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public URL getSource() { |
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return bgImage.getSource();
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} |
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/**
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* Returns the URL of the image that is used as a marker symbol (when it
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is selected in the map)
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* @return selimagePath,URL
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*/
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public URL getSelectedSource(){ |
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return bgSelImage.getSource();
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} |
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public Object clone() throws CloneNotSupportedException { |
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PictureMarkerSymbol copy = (PictureMarkerSymbol) super.clone();
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// clone selection
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if (selectionSym != null) { |
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//to avoid an infinite loop
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if (this == selectionSym){ |
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copy.selectionSym = copy; |
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} else {
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copy.selectionSym = (PictureMarkerSymbol) selectionSym.clone(); |
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} |
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} |
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// clone brackground image
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if (bgImage != null) { |
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copy.bgImage = (BackgroundFileStyle) bgImage.clone(); |
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} |
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// clone selection brackground image
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if (bgSelImage != null) { |
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copy.bgSelImage = (BackgroundFileStyle) bgSelImage.clone(); |
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} |
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return copy;
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} |
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public void loadFromState(PersistentState state) throws PersistenceException { |
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// Set parent style properties
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super.loadFromState(state);
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this.selected = (Boolean) state.get(SELECTED); |
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this.selectionSym = (PictureMarkerSymbol) state.get(SELECTION_SYMBOL);
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this.bgImage = (BackgroundFileStyle) state.get(BACKGROUND_IMAGE);
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this.bgSelImage =
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(BackgroundFileStyle) state.get(BACKGROUND_SELECTION_IMAGE); |
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} |
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public void saveToState(PersistentState state) throws PersistenceException { |
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// Save parent fill symbol properties
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super.saveToState(state);
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// Save own properties
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state.set(SELECTED, this.selected);
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state.set(SELECTION_SYMBOL, this.getSymbolForSelection());
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state.set(BACKGROUND_IMAGE, this.bgImage);
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state.set(BACKGROUND_SELECTION_IMAGE, this.bgSelImage);
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} |
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public static class RegisterPersistence implements Callable { |
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public Object call() throws Exception { |
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PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
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if (manager.getDefinition(PICTURE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME) == null) { |
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DynStruct definition = |
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manager.addDefinition(PictureMarkerSymbol.class, |
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PICTURE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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PICTURE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME |
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+ " Persistence definition",
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null,
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null);
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// Extend the Style base definition
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definition.extend(manager.getDefinition(MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
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definition.addDynFieldBoolean(SELECTED).setMandatory(false);
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definition.addDynFieldObject(SELECTION_SYMBOL).setMandatory(false)
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.setClassOfValue(PictureMarkerSymbol.class).setMandatory(false);
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definition.addDynFieldObject(BACKGROUND_IMAGE) |
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.setClassOfValue(BackgroundFileStyle.class).setMandatory(false);
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definition.addDynFieldObject(BACKGROUND_SELECTION_IMAGE) |
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.setClassOfValue(BackgroundFileStyle.class).setMandatory(false);
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} |
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return Boolean.TRUE; |
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} |
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} |
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public static class RegisterSymbol implements Callable { |
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public Object call() throws Exception { |
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SymbolManager manager = MapContextLocator.getSymbolManager(); |
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manager.registerSymbol(PictureMarkerSymbol.PICTURE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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PictureMarkerSymbol.class); |
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return Boolean.TRUE; |
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} |
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} |
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} |