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 / AbstractMarkerSymbol.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.marker.impl; |
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import java.awt.Color; |
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import java.awt.Point; |
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import java.awt.Rectangle; |
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import java.awt.geom.Point2D; |
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import org.apache.commons.lang3.StringUtils; |
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import org.gvsig.expressionevaluator.ExpressionUtils; |
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import org.gvsig.expressionevaluator.SymbolTable; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.expressionevaluator.FeatureSymbolTable; |
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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.mapcontext.MapContextLocator; |
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import org.gvsig.fmap.mapcontext.ViewPort; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.impl.AbstractSymbol; |
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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.IMask; |
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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.util.Callable; |
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|
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/**
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* Abstract class that any MARKER SYMBOL should extend.
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*
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* @author gvSIG team
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*/
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@SuppressWarnings("UseSpecificCatch") |
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public abstract class AbstractMarkerSymbol extends AbstractSymbol implements IMarkerSymbol_v2 { |
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public static final String MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME = "MarkerSymbol"; |
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private static final String FIELD_COLOR = "color"; |
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private static final String FIELD_ROTATION = "rotation"; |
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private static final String FIELD_OFFSET = "offset"; |
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private static final String FIELD_SIZE = "size"; |
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private static final String FIELD_MASK = "mask"; |
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private static final String FIELD_LINETOOFFSETCOLOR = "lineToOffsetColor"; |
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private static final String FIELD_DRAWLINETOOFFSET = "drawLineToOffset"; |
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private static final String FIELD_SIZE_EXPRESSION = "sizeExpression"; |
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private static final String FIELD_OFFSETX_EXPRESSION = "offsetXExpression"; |
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private static final String FIELD_OFFSETY_EXPRESSION = "offsetYExpression"; |
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private static final String FIELD_ROTATION_EXPRESSION = "rotationExpression"; |
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private static final String FIELD_LINETOOFFSETCOLOR_EXPRESSION = "lineToOffsetColorExpression"; |
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private static final GeometryManager GEOMETRY_MANAGER = GeometryLocator.getGeometryManager(); |
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private Color color; |
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private double rotationDegrees; |
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private Point2D offset = new Point2D.Double(); |
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private double size = 4d; |
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private IMask mask;
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private Color lineToOffsetColor; |
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private boolean drawLineToOffset; |
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private String sizeExpression; |
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private String offsetXExpression; |
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private String offsetYExpression; |
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private String rotationExpression; |
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private String lineToOffsetColorExpression; |
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private transient org.gvsig.fmap.geom.primitive.Point point; |
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public AbstractMarkerSymbol() {
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super();
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color = MapContextLocator.getSymbolManager() |
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.getSymbolPreferences() |
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.getDefaultSymbolFillColor(); |
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this.lineToOffsetColor = Color.BLACK; |
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try {
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this.point = GEOMETRY_MANAGER.createPoint(0, 0, SUBTYPES.GEOM2D); |
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} catch (CreateGeometryException ex) {
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} |
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} |
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protected org.gvsig.fmap.geom.primitive.Point getPoint(double x, double y) { |
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this.point.setX(x);
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this.point.setY(y);
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return this.point; |
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} |
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@Override
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public final int getSymbolType() { |
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return Geometry.TYPES.POINT;
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} |
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@Override
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public double getRotation() { |
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return this.getRotationInDegrees(); |
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} |
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@Override
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public void setRotation(double r) { |
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this.setRotationInDegrees(r);
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} |
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public double getRotationInDegrees() { |
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return rotationDegrees;
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} |
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public void setRotationInDegrees(double r) { |
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this.rotationDegrees = r;
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this.setRotationExpression(null); |
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} |
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public double getRotationInRadians() { |
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return Math.toRadians(rotationDegrees); |
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} |
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public void setRotationInRadians(double r) { |
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this.rotationDegrees = Math.toDegrees(r); |
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this.setRotationExpression(null); |
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} |
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@Override
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public Point2D getOffset() { |
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if (offset == null) { |
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offset = new Point(); |
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} |
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return offset;
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} |
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@Override
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public void setOffset(Point2D offset) { |
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this.offset = offset;
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} |
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private FeatureSymbolTable symbolTable = null; |
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protected SymbolTable getSymbolTable(Feature f) {
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if (symbolTable == null) { |
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this.symbolTable = DALLocator.getManager().createFeatureSymbolTable();
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this.symbolTable.addSymbolTable(ExpressionUtils.createSymbolTable());
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} |
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symbolTable.setFeature(f); |
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return symbolTable;
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} |
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@Override
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public Color getLineToOffsetColor() { |
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return this.lineToOffsetColor; |
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} |
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@Override
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public void setLineToOffsetColor(Color color) { |
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this.lineToOffsetColor = color;
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} |
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@Override
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public boolean isDrawLineToOffset() { |
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return this.drawLineToOffset; |
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} |
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@Override
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public void setDrawLineToOffset(boolean drawLineToOffset) { |
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this.drawLineToOffset = drawLineToOffset;
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} |
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@Override
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public String getOffsetXExpression() { |
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return offsetXExpression;
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} |
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@Override
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public void setOffsetXExpression(String offsetXExpression) { |
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this.offsetXExpression = StringUtils.trimToNull(offsetXExpression);
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} |
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@Override
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public String getOffsetYExpression() { |
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return offsetYExpression;
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} |
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@Override
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public void setOffsetYExpression(String offsetYExpression) { |
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this.offsetYExpression = StringUtils.trimToNull(offsetYExpression);
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} |
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@Override
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public String getRotationExpression() { |
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return rotationExpression;
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} |
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@Override
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public void setRotationExpression(String rotationExpression) { |
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this.rotationExpression = StringUtils.trimToNull(rotationExpression);
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} |
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@Override
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public String getSizeExpression() { |
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return sizeExpression;
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} |
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@Override
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public void setSizeExpression(String sizeExpression) { |
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this.sizeExpression = StringUtils.trimToNull(sizeExpression);
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} |
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@Override
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public String getLineToOffsetColorExpression() { |
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return this.lineToOffsetColorExpression; |
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} |
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@Override
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public void setLineToOffsetColorExpression(String lineToOffsetColorExpression) { |
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this.lineToOffsetColorExpression = StringUtils.trimToNull(lineToOffsetColorExpression);
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} |
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@Override
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public Point2D getEfectiveOffset(Feature f) { |
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if (f == null) { |
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f = this.getFeature();
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} |
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Point2D p;
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if (f == null || StringUtils.isBlank(this.offsetXExpression) || StringUtils.isBlank(this.offsetYExpression)) { |
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p = this.getOffset();
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p = new Point2D.Double( |
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toCartographicUnits(p.getX()), |
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toCartographicUnits(p.getY()) |
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); |
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} else {
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double offsetX = toCartographicUnits(ExpressionUtils.parseDouble(
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this.getSymbolTable(f),
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offsetXExpression, |
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(int) this.getOffset().getX() |
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)); |
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double offsetY = toCartographicUnits(ExpressionUtils.parseDouble(
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this.getSymbolTable(f),
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offsetYExpression, |
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(int) this.getOffset().getY() |
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)); |
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p = new Point2D.Double(offsetX, offsetY); |
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} |
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return p;
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} |
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@Override
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public double getEfectiveRotationInDegres(Feature f) { |
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if (StringUtils.isBlank(this.rotationExpression)) { |
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return this.getRotationInDegrees(); |
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} |
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// Por defecto vedra en grados.
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if (f == null) { |
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f = this.getFeature();
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} |
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if (f == null) { |
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return this.getRotationInDegrees(); |
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} |
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double r = ExpressionUtils.parseDouble(
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this.getSymbolTable(f),
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rotationExpression, |
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this.getRotationInDegrees()
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); |
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return r;
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} |
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@Override
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public double getEfectiveRotationInRadians(Feature f) { |
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// Pillamos el valor por defecto que es en grados y lo transformamos a radianes.
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if (StringUtils.isBlank(this.rotationExpression)) { |
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return this.getRotationInRadians(); |
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} |
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double r = this.getEfectiveRotationInDegres(f); |
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if (r == 0) { |
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return 0; |
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} |
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r = Math.toRadians(r);
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return r;
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} |
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@Override
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public Color getEfectiveLineToOffsetColor(Feature f) { |
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if (f == null) { |
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f = this.getFeature();
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} |
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if (f == null || StringUtils.isBlank(this.lineToOffsetColorExpression)) { |
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return this.getLineToOffsetColor(); |
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} |
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Color theColor = ExpressionUtils.parseColor(
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this.getSymbolTable(f),
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this.lineToOffsetColorExpression,
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this.getLineToOffsetColor()
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); |
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return theColor;
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} |
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@Override
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public double getEfectiveSize(Feature f) { |
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if (StringUtils.isBlank(this.sizeExpression)) { |
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return this.getCartographicSize(); |
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} |
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if (f == null) { |
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f = this.getFeature();
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} |
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if (f == null) { |
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return this.getCartographicSize(); |
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} |
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double sz = ExpressionUtils.parseDouble(
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this.getSymbolTable(f),
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this.sizeExpression,
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-1
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); |
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if (sz < 0) { |
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return this.getCartographicSize(); |
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} |
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return toCartographicUnits(sz);
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} |
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@Override
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public boolean isSuitableFor(Geometry geom) { |
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return geom.getType() == Geometry.TYPES.POINT;
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} |
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// @Override
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// public int getOnePointRgb() {
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// return color.getRGB();
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// }
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@Override
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public double getSize() { |
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return size;
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} |
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@Override
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public void setSize(double size) { |
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this.size = size;
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this.setSizeExpression(null); |
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} |
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@Override
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public Color getColor() { |
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return color;
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} |
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@Override
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public void setColor(Color color) { |
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this.color = color;
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} |
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@Override
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public void setAlpha(int outlineAlpha) { |
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Color theColor = getColor();
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setColor(new Color(theColor.getRed(), theColor.getGreen(), theColor.getBlue(), |
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outlineAlpha)); |
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} |
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// @Override
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// public void getPixExtentPlus(Geometry geom, float[] distances, ViewPort viewPort, int dpi) {
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// setCartographicContext(viewPort, dpi, geom);
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// float cs = (float) getCartographicSize();
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// distances[0] = cs;
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// distances[1] = cs;
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// }
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@Override
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public final IMask getMask() { |
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return mask;
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} |
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@Override
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public final void setMask(IMask mask) { |
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this.mask = mask;
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} |
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protected double getCartographicSize() { |
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return toCartographicUnits(getSize());
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} |
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@Override
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public Object clone() throws CloneNotSupportedException { |
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AbstractMarkerSymbol copy = (AbstractMarkerSymbol) super.clone();
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// Clone the offset
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if (offset != null) { |
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copy.offset = (Point2D) offset.clone();
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} |
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// clone the mask
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if (mask != null) { |
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copy.mask = (IMask) mask.clone(); |
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} |
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return copy;
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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 symbol properties
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super.loadFromState(state);
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// Set own properties
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setColor((Color) state.get(FIELD_COLOR));
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setMask((IMask) state.get(FIELD_MASK)); |
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setOffset((Point2D) state.get(FIELD_OFFSET));
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setRotation(state.getDouble(FIELD_ROTATION)); |
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setSize(state.getDouble(FIELD_SIZE)); |
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setDrawLineToOffset(state.getBoolean(FIELD_DRAWLINETOOFFSET, false));
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setLineToOffsetColor((Color) state.get(FIELD_LINETOOFFSETCOLOR));
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setSizeExpression(state.getString(FIELD_SIZE_EXPRESSION)); |
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setOffsetXExpression(state.getString(FIELD_OFFSETX_EXPRESSION)); |
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setOffsetYExpression(state.getString(FIELD_OFFSETY_EXPRESSION)); |
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setRotationExpression(state.getString(FIELD_ROTATION_EXPRESSION)); |
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setLineToOffsetColorExpression(state.getString(FIELD_LINETOOFFSETCOLOR_EXPRESSION)); |
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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 symbol properties
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super.saveToState(state);
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// Save own properties
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state.set(FIELD_COLOR, getColor()); |
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state.set(FIELD_MASK, getMask()); |
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state.set(FIELD_OFFSET, getOffset()); |
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state.set(FIELD_ROTATION, getRotation()); |
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state.set(FIELD_SIZE, getSize()); |
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state.set(FIELD_LINETOOFFSETCOLOR, getLineToOffsetColor()); |
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state.set(FIELD_DRAWLINETOOFFSET, isDrawLineToOffset()); |
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state.set(FIELD_OFFSETX_EXPRESSION, getOffsetXExpression()); |
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state.set(FIELD_OFFSETY_EXPRESSION, getOffsetYExpression()); |
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state.set(FIELD_SIZE_EXPRESSION, getSizeExpression()); |
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state.set(FIELD_ROTATION_EXPRESSION, getRotationExpression()); |
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state.set(FIELD_LINETOOFFSETCOLOR_EXPRESSION, getLineToOffsetColorExpression()); |
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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(MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME) == null) { |
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DynStruct definition = manager.addDefinition( |
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AbstractMarkerSymbol.class, |
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MARKER_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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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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|
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// Extend the Symbol base definition
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definition.extend(manager.getDefinition(SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
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|
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// Color
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definition.addDynFieldObject(FIELD_COLOR).setMandatory(false).setClassOfValue(Color.class); |
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// Mask
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definition.addDynFieldObject(FIELD_MASK).setMandatory(false).setClassOfValue(IMask.class);
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|
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// Offset
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definition.addDynFieldObject(FIELD_OFFSET).setMandatory(false).setClassOfValue(Point2D.class); |
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// Rotation
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definition.addDynFieldDouble(FIELD_ROTATION).setMandatory(false);
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|
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// Size
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definition.addDynFieldDouble(FIELD_SIZE).setMandatory(false);
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definition.addDynFieldBoolean(FIELD_DRAWLINETOOFFSET).setMandatory(false);
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definition.addDynFieldObject(FIELD_LINETOOFFSETCOLOR).setClassOfValue(Color.class).setMandatory(false); |
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definition.addDynFieldString(FIELD_OFFSETX_EXPRESSION).setMandatory(false);
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definition.addDynFieldString(FIELD_OFFSETY_EXPRESSION).setMandatory(false);
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definition.addDynFieldString(FIELD_LINETOOFFSETCOLOR_EXPRESSION).setMandatory(false);
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definition.addDynFieldString(FIELD_ROTATION_EXPRESSION).setMandatory(false);
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definition.addDynFieldString(FIELD_SIZE_EXPRESSION).setMandatory(false);
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} |
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return true; |
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} |
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|
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} |
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|
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protected double getAdjustedSize(Rectangle r, double size) { |
504 |
if (r == null) { |
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return size;
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} |
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double min = Math.min(r.getHeight(), r.getWidth()); |
508 |
if (size > min) {
|
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size = min; |
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} |
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return size;
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} |
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|
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protected Geometry getSampleGeometry(Rectangle r) { |
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GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
516 |
try {
|
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return geomManager.createEnvelope(
|
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r.x + 1,
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r.y + 1,
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r.x + r.width - 2,
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r.y + r.height - 2,
|
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Geometry.SUBTYPES.GEOM2D).getGeometry(); |
523 |
} catch (Exception e) { |
524 |
throw new RuntimeException("Can't create smple geometry.", e); |
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} |
526 |
|
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} |
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|
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} |