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 / SimpleFillSymbol.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.Graphics2D; |
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import java.awt.Rectangle; |
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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.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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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.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.ISymbol_v2; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
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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.ISimpleFillSymbol; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol; |
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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.TransparencySupport; |
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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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* Basic fill symbol. It will allow to paint a shape with its filling color (and
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* transparency) and the outline.
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*
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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">César Ordiñana</a> - gvSIG
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* team
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*/
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public class SimpleFillSymbol extends AbstractFillSymbol implements ISimpleFillSymbol, TransparencySupport { |
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private static final String SIMPLE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME = "SimpleFillSymbol"; |
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private static final Logger LOG = LoggerFactory.getLogger(SimpleFillSymbol.class); |
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private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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private static final String FIELD_SYMBOL_FOR_SELECTION = "symbolForSelection"; |
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private SimpleFillSymbol symbolForSelection;
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public SimpleFillSymbol() {
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super();
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} |
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@Override
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public ISymbol getSymbolForSelection(Color selectionColor) { |
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if (symbolForSelection == null) { |
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SimpleFillSymbol selectionSymbol = (SimpleFillSymbol) cloneForSelection(selectionColor); |
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if (selectionSymbol != null) { |
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selectionSymbol.setHasFill(true);
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setSymbolForSelection(selectionSymbol); |
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} |
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} else {
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symbolForSelection.setColor(selectionColor); |
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} |
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if (symbolForSelection instanceof TransparencySupport) { |
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symbolForSelection.setTransparency(this.getTransparency());
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} |
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return symbolForSelection;
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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 r) { |
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if(r != null){ |
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geom = this.getSampleGeometry(r);
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} |
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Color c = getFillColor();
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if (true) { |
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// Esto deberia ser para optimizar el pintado de geometrias grandes.
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try {
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Geometry env = geom.getEnvelope().getGeometry(); |
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env.transform(affineTransform); |
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Envelope env2 = env.getEnvelope(); |
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if (env2.getLength(0) < 1.5 && env2.getLength(1) < 1.5) { |
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Point upperCorner = env2.getUpperCorner();
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int y = (int) upperCorner.getY(); |
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int x = (int) upperCorner.getX(); |
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if (c != null && hasFill()) { |
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g.setColor(c); |
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g.drawLine(x, y, x, y); |
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} |
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if (getOutline() != null && hasOutline()) { |
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g.setColor(getOutline().getColor()); |
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g.drawLine(x, y, x, y); |
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} |
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return;
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} |
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} catch (Exception ex) { |
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LOG.warn("Error optimizing the drawing of the geometry. Continues with normal drawing.", ex);
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// Do nothing, continue with the draw of the original geometry
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} |
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} |
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if (c != null && hasFill()) { |
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g.setColor(c); |
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g.fill(geom.getShape(affineTransform)); |
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} |
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if (getOutline() != null && hasOutline()) { |
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if (getOutline() instanceof ISymbol_v2) { |
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getOutline().setCartographicContext(this.getCartographicContext());
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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 Object clone() throws CloneNotSupportedException { |
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SimpleFillSymbol copy = (SimpleFillSymbol) super.clone();
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// Clone selection
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if (symbolForSelection != null) { |
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copy.symbolForSelection = (SimpleFillSymbol) symbolForSelection |
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.clone(); |
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} |
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return copy;
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} |
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private void setSymbolForSelection(SimpleFillSymbol symbolForSelection) { |
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this.symbolForSelection = symbolForSelection;
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} |
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@Override
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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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setSymbolForSelection((SimpleFillSymbol) state.get(FIELD_SYMBOL_FOR_SELECTION)); |
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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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// Don't use the getSymbolForSelection method, as it will create it
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// if it does not exist, and persistence will enter an infinite loop
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state.set(FIELD_SYMBOL_FOR_SELECTION, symbolForSelection); |
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} |
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@Override
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public void setTransparency(double transparency) { |
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Color c = getFillColor();
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c = new Color(c.getRed(), c.getGreen(), c.getBlue(), (int) (transparency * 255)); |
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setFillColor(c); |
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ILineSymbol theOutline = getOutline(); |
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if (theOutline != null && theOutline instanceof TransparencySupport) { |
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((TransparencySupport) theOutline).setTransparency(transparency); |
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} |
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ISymbol selectionSymbol = this.symbolForSelection;
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if (selectionSymbol != null && selectionSymbol instanceof TransparencySupport) { |
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((TransparencySupport) selectionSymbol).setTransparency(transparency); |
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} |
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} |
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@Override
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public void setOutline(ILineSymbol outline) { |
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super.setOutline(outline);
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} |
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@Override
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public double getTransparency() { |
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return ((double)getFillAlpha())/255; |
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} |
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public static class RegisterPersistence implements Callable { |
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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(SIMPLE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME) == null) { |
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DynStruct definition = manager.addDefinition( |
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SimpleFillSymbol.class, |
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SIMPLE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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SIMPLE_FILL_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(FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
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// Selection Symbol
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definition.addDynFieldObject(FIELD_SYMBOL_FOR_SELECTION).setClassOfValue(SimpleFillSymbol.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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@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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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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Geometry.TYPES.ELLIPTICARC, Geometry.TYPES.FILLEDSPLINE, |
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Geometry.TYPES.MULTIPOLYGON, Geometry.TYPES.POLYGON |
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}; |
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manager.registerSymbol(IFillSymbol.SYMBOL_NAME, |
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shapeTypes, |
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SimpleFillSymbol.class); |
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return Boolean.TRUE; |
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} |
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} |
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} |