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svn-gvsig-desktop / branches / pilotoDWG / applications / appgvSIG / src / com / iver / cit / gvsig / gui / cad / tools / CircleCadTool.java @ 1548

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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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 *
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 * Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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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 2
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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., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.
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 *
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 * For more information, contact:
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 *
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 *  Generalitat Valenciana
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 *   Conselleria d'Infraestructures i Transport
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 *   Av. Blasco Ib??ez, 50
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 *   46010 VALENCIA
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 *   SPAIN
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 *
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 *      +34 963862235
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 *   gvsig@gva.es
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 *      www.gvsig.gva.es
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 *
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 *    or
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 *
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 *   IVER T.I. S.A
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 *   Salamanca 50
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 *   46005 Valencia
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 *   Spain
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 *
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 *   +34 963163400
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 *   dac@iver.es
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 */
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package com.iver.cit.gvsig.gui.cad.tools;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.geom.Point2D;
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import java.io.IOException;
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import com.iver.cit.gvsig.fmap.core.ShapeFactory;
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException;
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import com.iver.cit.gvsig.fmap.edition.EditableFeatureSource;
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import com.iver.cit.gvsig.fmap.edition.cad.Status;
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import com.iver.cit.gvsig.fmap.edition.cad.TrigonometricalFunctions;
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import com.iver.cit.gvsig.fmap.layers.FBitSet;
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import com.iver.cit.gvsig.gui.cad.CadTool;
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import com.iver.cit.gvsig.gui.cad.automaton.Circulo;
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import com.iver.fsac.Automaton;
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/**
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 * DOCUMENT ME!
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 *
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 * @author Vicente Caballero Navarro
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 */
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public class CircleCadTool extends AbstractCadTool {
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        private static Status[] STATUS = {
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                        new Status("Precise punto central o [3P]"), 
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                        new Status("Precise radio"),
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                        new Status("Precise primer punto del c?rculo"),
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                        new Status("Precise segundo punto del c?rculo"),
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                        new Status("Precise tercer punto del c?rculo"),
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                };
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        private Circulo circleStatus = new Circulo();
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        private Point2D center;
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        private Point2D p1;
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        private Point2D p2;
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        private Point2D p3;
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        /**
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         * @see com.iver.cit.gvsig.gui.cad.CadTool#transition(java.lang.String,
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         *                 com.iver.cit.gvsig.fmap.edition.EditableFeatureSource,
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         *                 com.iver.cit.gvsig.fmap.layers.FBitSet, double[])
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         */
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        public int transition(String text, EditableFeatureSource editingSource,
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                FBitSet selectedGeometries, double[] values) {
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                int ret = circleStatus.transition(text);
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                int status = circleStatus.getStatus();
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                if (status == 0) {
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                } else if (status == 1) {
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                        center = new Point2D.Double(values[0], values[1]);
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                }else if (status == 2) {
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                }else if (status == 3) {
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                        p1=new Point2D.Double(values[0], values[1]);
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                }else if (status == 4) {
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                        p2=new Point2D.Double(values[0], values[1]);
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                }else if (status == 5) {
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                        p3=new Point2D.Double(values[0], values[1]);
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                        center=TrigonometricalFunctions.getCircleCenter(p1,p2,p3);
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                        double radio=center.distance(p1);
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                        try {
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                                editingSource.addGeometry(ShapeFactory.createCircle(center,radio));
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                        } catch (DriverIOException e) {
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                                e.printStackTrace();
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                        } catch (IOException e) {
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                                e.printStackTrace();
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                        }
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                        ret = ret | circleStatus.transition("cancel");
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                } else if (status == 6) {
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                        try {
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                                editingSource.addGeometry(ShapeFactory.createCircle(center, values[0]));
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                        } catch (DriverIOException e) {
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                                e.printStackTrace();
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                        } catch (IOException e) {
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                                e.printStackTrace();
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                        }
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                        ret = ret | circleStatus.transition("cancel");
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                } else if (status == 7) {
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                        try {
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                                editingSource.addGeometry(ShapeFactory.createCircle(center, new Point2D.Double(values[0], values[1])));
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                        } catch (DriverIOException e) {
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                                e.printStackTrace();
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                        } catch (IOException e) {
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                                e.printStackTrace();
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                        }
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                        ret = ret | circleStatus.transition("cancel");
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                }
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                return ret;
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        }
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        /**
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         * @see com.iver.cit.gvsig.gui.cad.CadTool#drawOperation(java.awt.Graphics,
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         *                 com.iver.cit.gvsig.fmap.edition.EditableFeatureSource,
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         *                 com.iver.cit.gvsig.fmap.layers.FBitSet, double, double)
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         */
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        public void drawOperation(Graphics g, EditableFeatureSource efs,
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                FBitSet selectedGeometries, double x, double y) {
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                int status = circleStatus.getStatus();
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                if (status == 1){
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                        Point2D currentPoint = new Point2D.Double(x, y);
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                        double dist = currentPoint.distance(center);
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                        ShapeFactory.createCircle(center, dist).draw((Graphics2D) g, getCadToolAdapter().getMapControl().getViewPort(), CadTool.modifySymbol);
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                }else if (status == 2){
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                }else if (status == 3){
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                        drawLine((Graphics2D)g,p1,new Point2D.Double(x,y));
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                }else if (status == 4){
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                        Point2D currentPoint=new Point2D.Double(x,y);
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                        if (p1.getX()==p2.getX()){
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                                p2=new Point2D.Double(p2.getX()+0.0000001,p2.getY());
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                        }else if (p1.getY()==p2.getY()){
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                                p2=new Point2D.Double(p2.getX(),p2.getY()+0.0000001);
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                        }/*if (currentPoint.getX()==p1.getX()){
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                                currentPoint=new Point2D.Double(currentPoint.getX()+0.0000001,currentPoint.getY());
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                        }else if (currentPoint.getY()==p1.getY()){
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                                currentPoint=new Point2D.Double(currentPoint.getX(),currentPoint.getY()+0.0000001);
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                        }if (currentPoint.getX()==p2.getX()){
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                                currentPoint=new Point2D.Double(currentPoint.getX()+0.0000001,currentPoint.getY());
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                        }else if (currentPoint.getY()==p2.getY()){
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                                currentPoint=new Point2D.Double(currentPoint.getX(),currentPoint.getY()+0.0000001);
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                        }*/
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                        Point2D currentCenter=TrigonometricalFunctions.getCircleCenter(p1,p2,currentPoint);
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                        double radio=currentCenter.distance(p1);
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                        ShapeFactory.createCircle(currentCenter, radio).draw((Graphics2D) g, getCadToolAdapter().getMapControl().getViewPort(), CadTool.modifySymbol);
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                }
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        }
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        /**
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         * @see com.iver.cit.gvsig.gui.cad.CadTool#getQuestion()
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         */
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        public String getQuestion() {
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                return STATUS[circleStatus.getStatus()].getQuestion();
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        }
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        /**
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         * @see com.iver.cit.gvsig.gui.cad.CadTool#initializeStatus()
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         */
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        public void initializeStatus() {
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                circleStatus.initialize();
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        }
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        /**
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         * @see com.iver.cit.gvsig.gui.cad.CadTool#getAutomaton()
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         */
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        public Automaton getAutomaton() {
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                return circleStatus;
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        }
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}