Application: gvSIG desktop

import com.iver.cit.gvsig.fmap.rendering.styling.labeling.IPlacementConstraints;

		setLocationAlongTheLine(IPlacementConstraints.AT_THE_MIDDLE_OF_THE_LINE);

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.symbology.fmap.labeling.placements;

import com.iver.cit.gvsig.fmap.rendering.styling.labeling.IPlacementConstraints;

import com.iver.cit.gvsig.fmap.rendering.styling.labeling.LabelingFactory;

import com.iver.utiles.XMLEntity;

/**

 * 

 * MultiShapePlacementConstraints.java

 *

 * 

 * @author jaume dominguez faus - jaume.dominguez@iver.es Apr 1, 2008

 *

 */

public class MultiShapePlacementConstraints extends AbstractPlacementConstraints {

	private IPlacementConstraints polygonConstraints;

	private IPlacementConstraints lineConstraints;

	private IPlacementConstraints pointConstraints;

	public MultiShapePlacementConstraints() { }

	public MultiShapePlacementConstraints(

			IPlacementConstraints pointConstraints,

			IPlacementConstraints lineConstraints,

			IPlacementConstraints polygonConstraints) {

		this.pointConstraints = pointConstraints;

		this.lineConstraints = lineConstraints;

		this.polygonConstraints = polygonConstraints;

	}

	public void setPolygonConstraints(IPlacementConstraints polygonConstraints) {

		this.polygonConstraints = polygonConstraints;

	}

	public void setLineConstraints(IPlacementConstraints lineConstraints) {

		this.lineConstraints = lineConstraints;

	}

	public void setPointConstraints(IPlacementConstraints pointConstraints) {

		this.pointConstraints = pointConstraints;

	}

	public IPlacementConstraints getPolygonConstraints() {

		return polygonConstraints;

	}

	public IPlacementConstraints getLineConstraints() {

		return lineConstraints;

	}

	public IPlacementConstraints getPointConstraints() {

		return pointConstraints;

	}

	@Override

	public boolean isAboveTheLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isAroundThePoint() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isAtBestOfLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isAtTheBeginingOfLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isAtTheEndOfLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isBelowTheLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isFitInsidePolygon() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isFollowingLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isHorizontal() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isInTheMiddleOfLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isOnTheLine() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isOnTopOfThePoint() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isPageOriented() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isParallel() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public boolean isPerpendicular() {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setAboveTheLine(boolean b) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setBelowTheLine(boolean b) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setFitInsidePolygon(boolean b) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setLocationAlongTheLine(int location) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setOnTheLine(boolean b) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setPageOriented(boolean b) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	@Override

	public void setPlacementMode(int mode) {

		throw new Error("Operation delegated to its members. Access them directly");

	}

	public String getClassName() {

		return getClass().getName();

	}

	public XMLEntity getXMLEntity() {

		XMLEntity xml = new XMLEntity();

		xml.putProperty("className", getClassName());

		// point constraints

		if (pointConstraints != null) {

			XMLEntity points = pointConstraints.getXMLEntity();

			points.putProperty("id", "PointConstraints");

			xml.addChild(points);

		}

		// line constraints

		if (lineConstraints != null) {

			XMLEntity lines = lineConstraints.getXMLEntity();

			lines.putProperty("id", "LineConstraints");

			xml.addChild(lines);

		}

		// point constraints

		if (polygonConstraints != null) {

			XMLEntity polygons = polygonConstraints.getXMLEntity();

			polygons.putProperty("id", "PolygonCostraints");

			xml.addChild(polygons);

		}

		return xml;

	}

	public void setXMLEntity(XMLEntity xml) {

		XMLEntity aux;

		// points

		if ( ((aux = xml.firstChild("id", "PointConstraints")) != null) ) {

			pointConstraints = LabelingFactory.createPlacementConstraintsFromXML(aux);

		}

		// lines

		if ( ((aux = xml.firstChild("id", "LineConstraints")) != null) ) {

			pointConstraints = LabelingFactory.createPlacementConstraintsFromXML(aux);

		}

		// polygons

		if ( ((aux = xml.firstChild("id", "PloygonConstraints")) != null) ) {

			pointConstraints = LabelingFactory.createPlacementConstraintsFromXML(aux);

		}

	}

}

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

package org.gvsig.symbology.fmap.labeling.placements;

import java.util.ArrayList;

import com.iver.cit.gvsig.fmap.core.FShape;

import com.iver.cit.gvsig.fmap.rendering.styling.labeling.IPlacementConstraints;

import com.iver.cit.gvsig.fmap.rendering.styling.labeling.LabelClass;

import com.iver.cit.gvsig.fmap.rendering.styling.labeling.LabelLocationMetrics;

import com.iver.utiles.swing.threads.Cancellable;

/**

 * 

 * MultiShapePlacementConstraints.java

 *

 * 

 * @author jaume dominguez faus - jaume.dominguez@iver.es Apr 1, 2008

 *

 */

public class MultiShapePlacement implements ILabelPlacement {

	private ILabelPlacement pointPlacement;

	private ILabelPlacement linePlacement;

	private ILabelPlacement polygonPlacement;

	/**

	 * Creates a new instance of MultiShapePlacement initializing the respective

	 * placements to those passed as parameters. Null values are allowed for

	 * the parameters and will cause that no label will be placed when the

	 * geometry belongs to such null values.

	 * 

	 * @param pointPlacement, the placement for points

	 * @param linePlacement, the placement for lines

	 * @param polygonPlacement, the placement for polygons

	 */

	public MultiShapePlacement(

			ILabelPlacement pointPlacement,

			ILabelPlacement linePlacement,

			ILabelPlacement polygonPlacement) {

		this.pointPlacement = pointPlacement;

		this.linePlacement = linePlacement;

		this.polygonPlacement = polygonPlacement;

	}

	public ArrayList<LabelLocationMetrics> guess(LabelClass lc, FShape shp,

			IPlacementConstraints placementConstraints,

			double cartographicSymbolSize, Cancellable cancel) {

		MultiShapePlacementConstraints pc = (MultiShapePlacementConstraints) placementConstraints;

		switch (shp.getShapeType()) {

		case FShape.POINT:

			if (pointPlacement != null) {

				return pointPlacement.guess(lc, shp, pc.getPointConstraints(), cartographicSymbolSize, cancel);

			}

			break;

		case FShape.LINE:

			if (linePlacement != null) {

				return linePlacement.guess(lc, shp, pc.getLineConstraints(), cartographicSymbolSize, cancel);

			}

			break;

		case FShape.POLYGON:

			if (polygonPlacement != null) {

				return polygonPlacement.guess(lc, shp, pc.getPolygonConstraints(), cartographicSymbolSize, cancel);

			}

			break;

		}

		return CannotPlaceLabel.NO_PLACES;

	}

	public boolean isSuitableFor(IPlacementConstraints placementConstraints,

			int shapeType) {

		return shapeType == FShape.MULTI;

	}

}

/**

 * 

 * PolygonPlacementOnCentroid.java

 *

 * 

 * @author jaume dominguez faus - jaume.dominguez@iver.es Apr 1, 2008

 *

 */