svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.lib / org.gvsig.symbology.lib.impl / src / main / java / org / gvsig / symbology / fmap / mapcontext / rendering / symbol / marker / impl / SimpleMarkerSymbol.java @ 46158
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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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.BasicStroke; |
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import java.awt.Color; |
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import java.awt.Graphics2D; |
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import java.awt.geom.AffineTransform; |
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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.geom.primitive.GeneralPathX; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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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.SymbolManager; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IMarkerSymbol; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.ISimpleMarkerSymbol; |
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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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/**
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* SimpleMarkerSymbol is the most basic symbol for the representation of point objects
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* which can define its size and color apart from the rotation and the offset from a point
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* in the map.
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* @author 2005-2008 jaume dominguez faus - jaume.dominguez@iver.es
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* @author 2009- <a href="cordinyana@gvsig.org">C?sar Ordi?ana</a> - gvSIG team
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*/
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public class SimpleMarkerSymbol extends AbstractMarkerSymbol implements ISimpleMarkerSymbol { |
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public static final String SIMPLE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME = "SimpleMarkerSymbol"; |
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private static final String FIELD_OUTLINED = "outlined"; |
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private static final String FIELD_OUTLINECOLOR = "outlineColor"; |
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private static final String FIELD_OUTLINESIZE = "outlineSize"; |
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private static final String FIELD_MARKERSTYLE = "markerStyle"; |
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private boolean outlined; |
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private Color outlineColor; |
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private double outlineSize; |
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private ISymbol selectionSymbol;
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private int markerStyle; |
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public SimpleMarkerSymbol() {
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super();
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} |
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public ISymbol getSymbolForSelection() {
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if (selectionSymbol == null) { |
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selectionSymbol = (SimpleMarkerSymbol) cloneForSelection(); |
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}else {
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selectionSymbol.setColor(MapContext.getSelectionColor()); |
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} |
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return selectionSymbol;
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} |
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public void draw(Graphics2D g, AffineTransform affineTransform, |
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Geometry geom, Feature feature, Cancellable cancel) { |
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int x = 0; |
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int y = 0; |
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Point p;
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try {
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p = geom.centroid(); |
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} catch(Exception ex) { |
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return;
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} |
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p.transform(affineTransform); |
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int size = (int) getSize(); |
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int halfSize = size/2; |
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int posX = (int) (p.getX() + getOffset().getX()) - halfSize; |
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int posY = (int) (p.getY() + getOffset().getY()) - halfSize; |
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// IMask mask = getMask();
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// if (mask != null) {
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// IFillSymbol maskShape = mask.getFillSymbol();
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// // maskShape.draw(g, null, mask.getHaloShape(shp));
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// }
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g.translate(posX, posY); |
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if(getRotation() != 0.0){ |
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g.rotate(getRotation()); |
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} |
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g.setColor(getColor()); |
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GeneralPathX genPath = null;
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g.setStroke(new BasicStroke(1)); |
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switch (markerStyle) {
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case CIRCLE_STYLE:
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g.fillOval(x, y, size, size); |
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break;
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case SQUARE_STYLE:
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g.fillRect(x, y, size, size); |
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break;
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case CROSS_STYLE:
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x = x + halfSize; |
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y = y + halfSize; |
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genPath = new GeneralPathX();
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genPath.moveTo(x, y - halfSize); |
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genPath.lineTo(x, y + halfSize); |
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genPath.moveTo(x - halfSize, y); |
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genPath.lineTo(x + halfSize, y); |
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g.draw(genPath); |
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break;
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case VERTICAL_LINE_STYLE:
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genPath = new GeneralPathX();
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genPath.moveTo(x + halfSize, y); |
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genPath.lineTo(x + halfSize, y + size); |
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g.draw(genPath); |
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break;
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case HORIZONTAL_LINE_STYLE:
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genPath = new GeneralPathX();
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genPath.moveTo(x, y + halfSize); |
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genPath.lineTo(x + size, y + halfSize); |
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g.draw(genPath); |
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break;
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case DIAMOND_STYLE:
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x = x + halfSize; |
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y = y + halfSize; |
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genPath = new GeneralPathX();
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genPath.moveTo(x-halfSize, y); |
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genPath.lineTo(x, y+halfSize); |
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genPath.lineTo(x+halfSize, y); |
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genPath.lineTo(x, y-halfSize); |
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genPath.lineTo(x-halfSize, y); |
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genPath.closePath(); |
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g.fill(genPath); |
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break;
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case X_STYLE:
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x = x + halfSize; |
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y = y + halfSize; |
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genPath = new GeneralPathX();
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genPath.moveTo(x-halfSize, y - halfSize); |
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genPath.lineTo(x+halfSize, y + halfSize); |
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genPath.moveTo(x - halfSize, y + halfSize); |
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genPath.lineTo(x + halfSize, y - halfSize); |
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g.draw(genPath); |
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break;
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case TRIANGLE_STYLE:
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x = x + halfSize; |
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y = y + halfSize; |
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int otherSize = (int) (size * 0.55); |
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genPath = new GeneralPathX();
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genPath.moveTo(x - halfSize, |
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y + halfSize); |
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genPath.lineTo(x + halfSize, |
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y + halfSize); |
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genPath.lineTo(x, y - otherSize); |
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genPath.closePath(); |
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g.fill(genPath); |
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break;
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case STAR_STYLE:
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x = x + halfSize; |
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y = y + halfSize; |
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genPath = new GeneralPathX();
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genPath.moveTo(x-halfSize, y); |
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genPath.lineTo(x-2*(halfSize/3), y+(halfSize/3)); |
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genPath.lineTo(x-2*(halfSize/3), y+2*(halfSize/3)); |
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genPath.lineTo(x-(halfSize/3), y+2*(halfSize/3)); |
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genPath.lineTo(x, y+halfSize); |
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genPath.lineTo(x+(halfSize/3), y+2*(halfSize/3)); |
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genPath.lineTo(x+2*(halfSize/3), y+2*(halfSize/3)); |
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genPath.lineTo(x+2*(halfSize/3), y+(halfSize/3)); |
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genPath.lineTo(x+(halfSize), y); |
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genPath.lineTo(x+2*(halfSize/3), y-(halfSize/3)); |
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genPath.lineTo(x+2*(halfSize/3), y-2*(halfSize/3)); |
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genPath.lineTo(x+(halfSize/3), y-2*(halfSize/3)); |
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genPath.lineTo(x, y-halfSize); |
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genPath.lineTo(x-(halfSize/3), y-2*(halfSize/3)); |
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genPath.lineTo(x-2*(halfSize/3), y-2*(halfSize/3)); |
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genPath.lineTo(x-2*(halfSize/3), y-(halfSize/3)); |
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genPath.lineTo(x-halfSize, y); |
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genPath.closePath(); |
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g.fill(genPath); |
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break;
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} |
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if (outlined) {
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g.setColor(outlineColor); |
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switch (markerStyle) {
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case CIRCLE_STYLE:
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g.drawOval(x, y, size, size); |
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break;
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case SQUARE_STYLE:
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g.drawRect(x, y, size, size); |
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break;
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case CROSS_STYLE:
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case DIAMOND_STYLE:
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case STAR_STYLE:
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case X_STYLE:
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case TRIANGLE_STYLE:
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case VERTICAL_LINE_STYLE:
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case HORIZONTAL_LINE_STYLE:
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g.draw(genPath); |
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break;
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} |
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} |
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if (getRotation() != 0.0) { |
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g.rotate(-getRotation()); |
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}; |
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g.translate(-posX, -posY); |
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} |
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/**
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* Returns true or false depending if the simple marker symbol has an outline or not.
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* @return Returns the outline.
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*/
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public boolean hasOutline() { |
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return outlined;
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} |
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/**
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* Establishes the outline for the simple marker symbol.
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* @param outline The outline to set.
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*/
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public void setOutlined(boolean outlined) { |
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this.outlined = outlined;
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} |
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/**
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* Returns the outline color for the symple marker symbol
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*
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* @return Color,outlineColor.
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*/
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public Color getOutlineColor() { |
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return outlineColor;
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} |
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/**
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* Sets the outline color for the simple marker symbol
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* @param outlineColor, Color
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*/
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public void setOutlineColor(Color outlineColor) { |
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this.outlineColor = outlineColor;
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} |
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/**
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* Gets the size of the outline for the simple marker symbol
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* @return Returns the outlineSize.
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*/
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public double getOutlineSize() { |
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return outlineSize;
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} |
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/**
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* Establishes the size for the outline of the simple marker symbol
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* @param outlineSize The outlineSize to set.
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*/
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public void setOutlineSize(double outlineSize) { |
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this.outlineSize = outlineSize;
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} |
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/**
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* @return Returns the selectionSymbol.
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*/
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public ISymbol getSelectionSymbol() {
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return selectionSymbol;
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} |
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/**
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* @param selectionSymbol The selectionSymbol to set.
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*/
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public void setSelectionSymbol(ISymbol selectionSymbol) { |
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this.selectionSymbol = selectionSymbol;
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} |
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/**
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* Sets the style for the simple marker symbol
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* @param style
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*/
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public void setStyle(int style) { |
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this.markerStyle = style;
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} |
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/**
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* Obtains the style for the simple marker symbol
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* @return markerStyle,int
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*/
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public int getStyle() { |
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return markerStyle;
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} |
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public Object clone() throws CloneNotSupportedException { |
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SimpleMarkerSymbol copy = (SimpleMarkerSymbol) super.clone();
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// clone selection
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if (selectionSymbol != null) { |
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copy.selectionSymbol = (ISymbol) selectionSymbol.clone(); |
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} |
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return copy;
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} |
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/**
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* Returns if the marker symbol should be drawn outlined.
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* @return if it is outlined
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*/
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public boolean isOutlined() { |
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return outlined;
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} |
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public void loadFromState(PersistentState state) |
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throws PersistenceException {
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// Set parent fill symbol properties
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super.loadFromState(state);
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// Set own properties
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setStyle(state.getInt(FIELD_MARKERSTYLE)); |
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setOutlined(state.getBoolean(FIELD_OUTLINED)); |
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if (isOutlined()) {
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setOutlineColor((Color) state.get(FIELD_OUTLINECOLOR));
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setOutlineSize(state.getDouble(FIELD_OUTLINESIZE)); |
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} |
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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(FIELD_MARKERSTYLE, getStyle()); |
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state.set(FIELD_OUTLINED, isOutlined()); |
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if (isOutlined()) {
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state.set(FIELD_OUTLINECOLOR, getOutlineColor()); |
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state.set(FIELD_OUTLINESIZE, getOutlineSize()); |
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} |
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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(SIMPLE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME)==null ) { |
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DynStruct definition = manager.addDefinition( |
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SimpleMarkerSymbol.class, |
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SIMPLE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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SIMPLE_MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME+" Persistence definition",
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null,
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null
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); |
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// Extend the FillSymbol base definition
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definition.extend(manager.getDefinition(MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
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// Marker style
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definition.addDynFieldInt(FIELD_MARKERSTYLE).setMandatory(true);
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// Outlined?
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definition.addDynFieldBoolean(FIELD_OUTLINED).setMandatory(true);
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// Outline color
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definition.addDynFieldObject(FIELD_OUTLINECOLOR).setClassOfValue(Color.class);
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// Outline size
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definition.addDynFieldDouble(FIELD_OUTLINESIZE); |
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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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int[] shapeTypes; |
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SymbolManager manager = MapContextLocator.getSymbolManager(); |
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shapeTypes = |
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new int[] { Geometry.TYPES.POINT, Geometry.TYPES.MULTIPOINT }; |
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manager.registerSymbol(IMarkerSymbol.SYMBOL_NAME, |
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shapeTypes, |
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SimpleMarkerSymbol.class); |
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return Boolean.TRUE; |
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} |
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} |
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} |