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 / fill / impl / MarkerFillSymbol.java @ 47790
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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.fill.impl; |
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import java.awt.Color; |
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import java.awt.Dimension; |
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import java.awt.Graphics2D; |
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import java.awt.Paint; |
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import java.awt.Rectangle; |
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import java.awt.RenderingHints; |
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import java.awt.Shape; |
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import java.awt.TexturePaint; |
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import java.awt.geom.AffineTransform; |
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import java.awt.image.BufferedImage; |
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import java.util.Random; |
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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.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.CartographicSupport; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol_v2; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.IWarningSymbol; |
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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.fill.IFillSymbol; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.fill.IMarkerFillSymbol; |
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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.IMarkerSymbol_v2; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.IMarkerFillPropertiesStyle; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.SimpleMarkerFillPropertiesStyle; |
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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.swing.api.ToolsSwingLocator; |
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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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* Allows to define a marker symbol of any type as a path image to be used for a filled of a
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* polygon's padding
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*
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* @author gvSIG Team
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*/
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public class MarkerFillSymbol extends AbstractFillSymbol implements IMarkerFillSymbol { |
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private static final Logger logger = LoggerFactory.getLogger(MarkerFillSymbol.class); |
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public static final String MARK_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME = |
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"MarkerFillSymbol";
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private static final String MARKER_SYMBOL = "markerSymbol"; |
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private static final String SELECTION_SYMBOL = "selectionSymbol"; |
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private static final String MARKER_FILL_PROPERTIES = "markerFillProperties"; |
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private static final String PREVIOUS_MARKERSIZE = "previousMarkerSize"; |
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public static final int RANDOM_FILL = 3; |
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public static final int GRID_FILL = 1; |
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public static final int SINGLE_CENTERED_SYMBOL = 2; |
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public static int DefaultFillStyle = GRID_FILL; |
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private MarkerFillSymbol selectionSymbol;
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private IMarkerFillPropertiesStyle markerFillProperties = new SimpleMarkerFillPropertiesStyle(); |
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private IMarkerSymbol markerSymbol = (IMarkerSymbol) MapContextLocator.getSymbolManager().createSymbol(IMarkerSymbol.SYMBOL_NAME);
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@Override
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public ISymbol getSymbolForSelection(Color selectionColor) { |
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if (selectionSymbol == null) { |
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selectionSymbol = (MarkerFillSymbol) cloneForSelection(selectionColor); |
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selectionSymbol.setMarker((IMarkerSymbol) selectionSymbol.getMarker().getSymbolForSelection(selectionColor)); |
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selectionSymbol.setFillColor(selectionColor); |
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} else {
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selectionSymbol.setColor(selectionColor); |
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} |
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if (selectionSymbol instanceof CartographicSupport) { |
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((CartographicSupport) selectionSymbol).setUnit(this.getUnit());
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} |
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if (selectionSymbol.getMarker() instanceof CartographicSupport) { |
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((CartographicSupport) selectionSymbol.getMarker()).setUnit(this.getUnit());
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} |
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return selectionSymbol;
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} |
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@Override
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public void draw(Graphics2D g, AffineTransform affineTransform, Geometry geom, Feature f, Cancellable cancel, Rectangle rect) { |
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GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
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Point centroid = null; |
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Point p;
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if (this.markerSymbol instanceof CartographicSupport) { |
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this.markerSymbol.setCartographicContext(this.getCartographicContext()); |
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} |
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if (rect != null) { |
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geom = getSampleGeometry(rect); |
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} |
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switch (markerFillProperties.getFillStyle()) {
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case SINGLE_CENTERED_SYMBOL:
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// case a single marker is used into a polygon shapetype
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// Geometry geom = FConverter.java2d_to_jts(geom);
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// com.vividsolutions.jts.geom.Point centroid = geom.getCentroid();
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try {
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centroid = geom.centroid(); |
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} catch (Exception e2) { |
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logger.warn("Can't get centroid", e2);
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} |
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/*
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* Hay ocasiones en que jts no puede calcular un centroide y devuelve NaN
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* (por ejemplo con geometr?as poligonales cuyos puntos tienen todos la misma
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* abscisa y distinta ordenada con tan solo una diferencia de 1 ? 2 unidades)
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* entonces, en lugar de utilizar este centroide tomamos el centro del
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* bounds del shp (la geometr?a es tan peque?a que consideramos que deben coincidir).
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*/
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p = null;
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if (centroid != null && !(Double.isNaN(centroid.getX()) || Double.isNaN(centroid.getY()))) { |
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double pX = centroid.getX() + markerFillProperties.getXOffset();
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double pY = centroid.getY() + markerFillProperties.getYOffset();
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try {
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p = geometryManager.createPoint(pX, pY, SUBTYPES.GEOM2D); |
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} catch (CreateGeometryException e) {
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logger.error("Can't create the point (" + pX + "," + pY + ")", e); |
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} |
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if (p != null) { |
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if (markerSymbol instanceof IMarkerSymbol_v2) { |
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((IMarkerSymbol_v2) markerSymbol).draw(g, affineTransform, p, f, null, null); |
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} else {
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markerSymbol.draw(g, affineTransform, p, f, null);
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} |
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} |
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} else {
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// Rectangle bounds = geom.getShape().getBounds();
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// double pX = bounds.getCenterX();
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// double pY = bounds.getCenterY();
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Envelope env = geom.getEnvelope(); |
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double pX = env.getCenter(Geometry.DIMENSIONS.X);
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double pY = env.getCenter(Geometry.DIMENSIONS.Y);
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try {
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p = geometryManager.createPoint(pX, pY, SUBTYPES.GEOM2D); |
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} catch (CreateGeometryException e) {
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logger.error("Can't create the point (" + pX + "," + pY + ")", e); |
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} |
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if (p != null) { |
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if (markerSymbol instanceof IMarkerSymbol_v2) { |
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((IMarkerSymbol_v2) markerSymbol).draw(g, affineTransform, p, f, null, null); |
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} else {
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markerSymbol.draw(g, affineTransform, p, f, null);
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} |
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} |
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} |
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break;
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case GRID_FILL: { // case a grid fill is used |
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Rectangle rClip = null; |
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if (g.getClipBounds() != null) { |
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rClip = (Rectangle) g.getClipBounds().clone();
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g.setClip(rClip.x, rClip.y, rClip.width, rClip.height); |
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} |
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g.clip(geom.getShape(affineTransform)); |
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int size = (int) this.toCartographicUnits(markerSymbol.getSize()); |
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Dimension maxSize = ToolsSwingLocator.getToolsSwingManager().getMaxPhysicalSizeOfBufferedImage();
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if (size > 0 && size <= maxSize.width && size <= maxSize.height) { |
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Rectangle rProv = new Rectangle(); |
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rProv.setFrame(0, 0, size, size); |
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Paint resulPatternFill = null; |
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double xSeparation = this.toCartographicUnits(markerFillProperties.getXSeparation()); // TODO apply CartographicSupport |
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double ySeparation = this.toCartographicUnits(markerFillProperties.getYSeparation()); // TODO apply CartographicSupport |
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double xOffset = this.toCartographicUnits(markerFillProperties.getXOffset()); |
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double yOffset = this.toCartographicUnits(markerFillProperties.getYOffset()); |
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BufferedImage sample = null; |
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// sample = ToolsSwingLocator.getToolsSwingManager().createBufferedImage(size, size, BufferedImage.TYPE_INT_ARGB);
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Graphics2D gAux = null; |
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if (size > 0) { |
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sample = new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB); |
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gAux = sample.createGraphics(); |
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try {
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markerSymbol.drawInsideRectangle(gAux, gAux.getTransform(), rProv); |
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} catch (SymbolDrawingException e) {
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if (e.getType() == SymbolDrawingException.UNSUPPORTED_SET_OF_SETTINGS) {
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try {
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IWarningSymbol warning |
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= (IWarningSymbol) MapContextLocator.getSymbolManager() |
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.getWarningSymbol( |
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SymbolDrawingException.STR_UNSUPPORTED_SET_OF_SETTINGS, |
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"",
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SymbolDrawingException.UNSUPPORTED_SET_OF_SETTINGS); |
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warning.drawInsideRectangle(gAux, gAux.getTransform(), rProv); |
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} catch (SymbolDrawingException e1) {
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// IMPOSSIBLE TO REACH THIS
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} |
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} else {
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// should be unreachable code
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throw new Error(Messages.getText("symbol_shapetype_mismatch")); |
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} |
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} |
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rProv.setRect(xOffset, yOffset, |
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rProv.getWidth() + xSeparation, |
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rProv.getHeight() + ySeparation); |
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BufferedImage bi = new BufferedImage(rProv.width, rProv.height, BufferedImage.TYPE_INT_ARGB); |
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gAux = bi.createGraphics(); |
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gAux.drawImage(sample, null, 0 , 0 ); //(int) (xSeparation * 0.5), (int) (ySeparation * 0.5)); |
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resulPatternFill = new TexturePaint(bi, rProv); |
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sample = null;
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if (gAux != null) { |
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gAux.dispose(); |
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} |
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g.setColor(null);
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g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
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RenderingHints.VALUE_ANTIALIAS_ON);
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g.setPaint(resulPatternFill); |
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g.fill(geom.getShape(affineTransform)); |
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g.setClip(rClip); |
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bi = null;
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} |
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break;
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} |
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} |
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case RANDOM_FILL: {
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double s = markerSymbol.getSize();
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Shape shp = geom.getShape(affineTransform);
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Rectangle r = shp.getBounds();
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int drawCount = (int) (Math.min(r.getWidth(), r.getHeight()) / s); |
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Random random = new Random(); |
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int minx = r.x;
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int miny = r.y;
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int width = r.width;
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int height = r.height;
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r = new Rectangle(); |
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g.setClip(shp); |
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for (int i = 0; (cancel == null || !cancel.isCanceled()) && i < drawCount; i++) { |
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int x = (int) Math.abs(random.nextDouble() * width); |
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int y = (int) Math.abs(random.nextDouble() * height); |
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x = x + minx; |
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y = y + miny; |
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// markerSymbol.draw(g, new AffineTransform(), new FPoint2D(x, y), cancel);
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p = null;
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try {
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p = geometryManager.createPoint(x, y, SUBTYPES.GEOM2D); |
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} catch (CreateGeometryException e) {
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logger.error("Can't create the point (" + x + "," + y + ")", e); |
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} |
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if (p != null) { |
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if (markerSymbol instanceof IMarkerSymbol_v2) { |
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((IMarkerSymbol_v2) markerSymbol).draw(g, new AffineTransform(), p, f, cancel, null); |
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} else {
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markerSymbol.draw(g, new AffineTransform(), p, f, cancel); |
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} |
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} |
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} |
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g.setClip(null);
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break;
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} |
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} |
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if (getOutline() != null) { |
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getOutline().setCartographicContext(this.getCartographicContext());
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if (getOutline() instanceof ISymbol_v2) { |
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((ISymbol_v2) getOutline()).draw(g, affineTransform, geom, f, cancel, null);
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} else {
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getOutline().draw(g, affineTransform, geom, f, cancel); |
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} |
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} |
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} |
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@Override
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public int getSymbolType() { |
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return Geometry.TYPES.SURFACE;
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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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@Override
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public void setMarker(IMarkerSymbol marker) { |
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this.markerSymbol = marker;
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} |
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@Override
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public IMarkerSymbol getMarker() {
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return markerSymbol;
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} |
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/**
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* Sets the markerfillproperties to be used by the class
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*
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* @param markerFillStyle,IMarkerFillPropertiesStyle
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*/
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@Override
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public void setMarkerFillProperties(IMarkerFillPropertiesStyle markerFillStyle) { |
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this.markerFillProperties = markerFillStyle;
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} |
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/**
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* Returns the markerfillproperties that are used by the class
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*
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* @return markerFillProperties,IMarkerFillPropertiesStyle
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*/
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@Override
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public IMarkerFillPropertiesStyle getMarkerFillProperties() {
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return markerFillProperties;
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} |
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@Override
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public void setUnit(int unitIndex) { |
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super.setUnit(unitIndex);
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if (getMarker()!=null) { |
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getMarker().setUnit(unitIndex); |
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} |
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} |
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@Override
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public void setReferenceSystem(int system) { |
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super.setReferenceSystem(system);
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if (getMarker()!=null) { |
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getMarker().setReferenceSystem(system); |
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} |
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} |
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@Override
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public void setCartographicContext(CartographicContext ctx) { |
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super.setCartographicContext(ctx);
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IMarkerSymbol marker = getMarker(); |
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if (marker != null) { |
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marker.setCartographicContext(ctx); |
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} |
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} |
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@Override
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public Object clone() throws CloneNotSupportedException { |
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MarkerFillSymbol copy = (MarkerFillSymbol) super.clone();
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// clone marker
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if (markerSymbol != null) { |
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copy.markerSymbol = (IMarkerSymbol) markerSymbol.clone(); |
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} |
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// clone selection
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if (selectionSymbol != null) { |
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copy.selectionSymbol = (MarkerFillSymbol) selectionSymbol.clone(); |
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} |
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// clone markerFillProperties
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if (markerFillProperties != null) { |
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copy.markerFillProperties = (IMarkerFillPropertiesStyle) markerFillProperties.clone(); |
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} |
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// FIXME: clone properties
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return copy;
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} |
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|
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@Override
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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.markerSymbol = (IMarkerSymbol) state.get(MARKER_SYMBOL);
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this.selectionSymbol = (MarkerFillSymbol) state.get(SELECTION_SYMBOL);
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this.markerFillProperties = (IMarkerFillPropertiesStyle) state.get(MARKER_FILL_PROPERTIES);
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} |
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@Override
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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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|
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// Save own properties
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state.set(MARKER_SYMBOL, this.markerSymbol);
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state.set(SELECTION_SYMBOL, this.selectionSymbol);
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state.set(MARKER_FILL_PROPERTIES, this.markerFillProperties);
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} |
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|
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public static class RegisterPersistence implements Callable { |
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|
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@Override
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public Object call() throws Exception { |
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PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
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if (manager.getDefinition(MARK_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME) == null) { |
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DynStruct definition = |
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manager.addDefinition(MarkerFillSymbol.class, |
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MARK_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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MARK_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME |
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+ " Persistence definition",
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null,
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null);
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|
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// Extend the Style base definition
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definition.extend(manager.getDefinition(FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
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definition.addDynFieldObject(MARKER_SYMBOL) |
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.setClassOfValue(IMarkerSymbol.class).setMandatory(true);
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definition.addDynFieldObject(SELECTION_SYMBOL) |
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.setClassOfValue(IMarkerFillSymbol.class).setMandatory(false);
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definition.addDynFieldObject(MARKER_FILL_PROPERTIES) |
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.setClassOfValue(IMarkerFillPropertiesStyle.class).setMandatory(true);
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definition.addDynFieldDouble(PREVIOUS_MARKERSIZE); |
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} |
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return Boolean.TRUE; |
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} |
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} |
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|
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public static class RegisterSymbol implements Callable { |
445 |
|
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@Override
|
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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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|
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shapeTypes = |
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new int[] { Geometry.TYPES.SURFACE, Geometry.TYPES.CIRCLE, |
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Geometry.TYPES.ELLIPSE, Geometry.TYPES.MULTISURFACE }; |
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manager.registerMultiLayerSymbol(IFillSymbol.SYMBOL_NAME, |
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shapeTypes, |
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MarkerFillSymbol.class); |
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return Boolean.TRUE; |
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} |
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|
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} |
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|
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} |