root / branches / pilotoDWG / applications / appgvSIG / src / com / iver / cit / gvsig / gui / cad / tools / PolyLineCadTool.java @ 2288
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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 com.iver.cit.gvsig.fmap.core.FGeometryCollection; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.GeneralPathX; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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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.Polilinea; |
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import com.iver.fsac.Automaton; |
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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 java.util.ArrayList; |
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/**
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* CadTool para crear una polilinea formada por lineas y arcos simples que se
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* almacenan en una GeometryCollection.
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*
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* @author Vicente Caballero Navarro
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*/
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public class PolyLineCadTool extends AbstractCadTool { |
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private static Status[] STATUS = { |
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new Status("Precise punto inicial(x,y):"), |
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new Status("Precise punto siguiente(x,y), Arco(A) o Cerrar(C)"), |
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new Status("Precise punto siguiente(x,y), L?nea(N) o Cerrar(C)"), |
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new Status("Precise punto siguiente(x,y), L?nea(N) o Cerrar(C)"), |
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new Status("Precise punto siguiente(x,y):"), |
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}; |
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private Polilinea polylineStatus = new Polilinea(); |
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private int antStatus = 0; |
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private Point2D antCenter; |
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private Point2D antInter; |
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private ArrayList list = new ArrayList(); |
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private Point2D antPoint; |
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private Point2D antantPoint; |
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private Point2D firstPoint; |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.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 = polylineStatus.transition(text);
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int status = polylineStatus.getStatus();
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if (status == 0) { |
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antStatus = status; |
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} else if (status == 1) { |
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if (values.length != 0) { |
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Point2D point = new Point2D.Double(values[0], values[1]); |
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if (firstPoint == null) { |
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firstPoint = point; |
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} |
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if (antPoint != null) { |
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GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD,
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2);
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elShape.moveTo(antPoint.getX(), antPoint.getY()); |
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elShape.lineTo(point.getX(), point.getY()); |
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list.add(ShapeFactory.createPolyline2D(elShape)); |
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} |
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if (antPoint != null) { |
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antantPoint = antPoint; |
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} |
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antPoint = point; |
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} |
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antStatus = status; |
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} else if (status == 2) { |
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} else if (status == 3) { |
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Point2D point = new Point2D.Double(values[0], values[1]); |
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Point2D lastp = antPoint; //(Point2D)points.get(i-1); |
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if (antantPoint == null) { |
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antantPoint = new Point2D.Double(lastp.getX() + |
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(point.getX() / 2), lastp.getY() + (point.getY() / 2)); |
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} |
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if (((point.getY() == lastp.getY()) &&
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(point.getX() < lastp.getX())) || |
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((point.getX() == lastp.getX()) && |
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(point.getY() < lastp.getY()))) {
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} else {
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if (point.getX() == lastp.getX()) {
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point = new Point2D.Double(point.getX() + 0.00000001, |
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point.getY()); |
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} else if (point.getY() == lastp.getY()) { |
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point = new Point2D.Double(point.getX(), |
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point.getY() + 0.00000001);
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} |
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if (point.getX() == antantPoint.getX()) {
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point = new Point2D.Double(point.getX() + 0.00000001, |
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point.getY()); |
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} else if (point.getY() == antantPoint.getY()) { |
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point = new Point2D.Double(point.getX(), |
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point.getY() + 0.00000001);
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} |
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if (!(list.size() > 0) || |
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(((IGeometry) list.get(list.size() - 1)).getGeometryType() == FShape.LINE)) {
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Point2D[] ps1 = TrigonometricalFunctions.getPerpendicular(antantPoint, |
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lastp, lastp); |
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Point2D mediop = new Point2D.Double((point.getX() + |
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lastp.getX()) / 2, (point.getY() + lastp.getY()) / 2); |
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Point2D[] ps2 = TrigonometricalFunctions.getPerpendicular(lastp, |
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point, mediop); |
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Point2D interp = TrigonometricalFunctions.getIntersection(ps1[0], |
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ps1[1], ps2[0], ps2[1]); |
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antInter = interp; |
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double radio = interp.distance(lastp);
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if (TrigonometricalFunctions.isLowAngle(antantPoint, lastp,
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interp, point)) {
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radio = -radio; |
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} |
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Point2D centerp = TrigonometricalFunctions.getPoint(interp,
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mediop, radio); |
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antCenter = centerp; |
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IGeometry ig = ShapeFactory.createArc(lastp, centerp, point); |
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if (ig != null) { |
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list.add(ig); |
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} |
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} else {
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Point2D[] ps1 = TrigonometricalFunctions.getPerpendicular(lastp, |
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antInter, lastp); |
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double a1 = TrigonometricalFunctions.getAngle(ps1[0], ps1[1]); |
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double a2 = TrigonometricalFunctions.getAngle(ps1[1], ps1[0]); |
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double angle = TrigonometricalFunctions.getAngle(antCenter,
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lastp); |
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Point2D ini1 = null; |
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Point2D ini2 = null; |
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if (TrigonometricalFunctions.absoluteAngleDistance(angle, a1) > TrigonometricalFunctions.absoluteAngleDistance(
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angle, a2)) {
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ini1 = ps1[0];
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ini2 = ps1[1];
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} else {
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ini1 = ps1[1];
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ini2 = ps1[0];
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} |
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Point2D unit = TrigonometricalFunctions.getUnitVector(ini1,
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ini2); |
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Point2D correct = new Point2D.Double(lastp.getX() + |
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unit.getX(), lastp.getY() + unit.getY()); |
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Point2D[] ps = TrigonometricalFunctions.getPerpendicular(lastp, |
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correct, lastp); |
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Point2D mediop = new Point2D.Double((point.getX() + |
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lastp.getX()) / 2, (point.getY() + lastp.getY()) / 2); |
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Point2D[] ps2 = TrigonometricalFunctions.getPerpendicular(lastp, |
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point, mediop); |
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Point2D interp = TrigonometricalFunctions.getIntersection(ps[0], |
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ps[1], ps2[0], ps2[1]); |
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antInter = interp; |
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double radio = interp.distance(lastp);
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if (TrigonometricalFunctions.isLowAngle(correct, lastp,
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interp, point)) {
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radio = -radio; |
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} |
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Point2D centerp = TrigonometricalFunctions.getPoint(interp,
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mediop, radio); |
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antCenter = centerp; |
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list.add(ShapeFactory.createArc(lastp, centerp, point)); |
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} |
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antantPoint = antPoint; |
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antPoint = point; |
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antStatus = status; |
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} |
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} else if (status == 4) { |
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GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD,
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2);
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elShape.moveTo(antPoint.getX(), antPoint.getY()); |
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elShape.lineTo(firstPoint.getX(), firstPoint.getY()); |
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list.add(ShapeFactory.createPolyline2D(elShape)); |
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list.add(ShapeFactory.createPolyline2D(elShape)); |
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IGeometry[] geoms = (IGeometry[]) list.toArray(new IGeometry[0]); |
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FGeometryCollection fgc = new FGeometryCollection(geoms);
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try {
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editingSource.addGeometry(fgc); |
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} catch (DriverIOException e1) {
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e1.printStackTrace(); |
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} catch (IOException e1) { |
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e1.printStackTrace(); |
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} |
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ret = ret | polylineStatus.transition("cancel");
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antStatus = status; |
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} else if (status == 5) { |
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IGeometry[] geoms = (IGeometry[]) list.toArray(new IGeometry[0]); |
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if (geoms.length > 0) { |
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FGeometryCollection fgc = new FGeometryCollection(geoms);
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try {
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editingSource.addGeometry(fgc); |
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} catch (DriverIOException e1) {
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e1.printStackTrace(); |
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} catch (IOException e1) { |
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e1.printStackTrace(); |
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} |
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} |
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ret = ret | polylineStatus.transition("cancel");
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antStatus = status; |
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} |
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return ret;
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} |
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/*private GeneralPathX getGeneralPath(Point2D[] paux){
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int numPoints=paux.length;
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GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD, 0);
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elShape.moveTo(paux[0].getX(), paux[0].getY());
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for (i = 1; i < numPoints; i++) {
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Point2D p = paux[i];
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elShape.lineTo(p.getX(), p.getY());
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}
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return elShape;
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}
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*/
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/**
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* @see com.iver.cit.gvsig.fmap.edition.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 = polylineStatus.getStatus();
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if (status == 1) { |
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for (int i = 0; i < list.size(); i++) { |
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((IGeometry) list.get(i)).cloneGeometry().draw((Graphics2D) g,
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getCadToolAdapter().getMapControl().getViewPort(), |
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CadTool.modifySymbol); |
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} |
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drawLine((Graphics2D) g, antPoint, new Point2D.Double(x, y)); |
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} else if ((status == 2) || (status == 3)) { |
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for (int i = 0; i < list.size(); i++) { |
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((IGeometry) list.get(i)).cloneGeometry().draw((Graphics2D) g,
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getCadToolAdapter().getMapControl().getViewPort(), |
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CadTool.modifySymbol); |
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} |
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Point2D point = new Point2D.Double(x, y); |
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Point2D lastp = antPoint;
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if (!(list.size() > 0) || |
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(((IGeometry) list.get(list.size() - 1)).getGeometryType() == FShape.LINE)) {
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if (antantPoint == null) { |
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drawArc(point, lastp, |
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new Point2D.Double(lastp.getX() + (point.getX() / 2), |
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lastp.getY() + (point.getY() / 2)), g);
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} else {
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drawArc(point, lastp, antantPoint, g); |
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} |
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} else {
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if (antInter != null) { |
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Point2D[] ps1 = TrigonometricalFunctions.getPerpendicular(lastp, |
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antInter, lastp); |
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double a1 = TrigonometricalFunctions.getAngle(ps1[0], ps1[1]); |
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double a2 = TrigonometricalFunctions.getAngle(ps1[1], ps1[0]); |
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double angle = TrigonometricalFunctions.getAngle(antCenter,
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lastp); |
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Point2D ini1 = null; |
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Point2D ini2 = null; |
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if (TrigonometricalFunctions.absoluteAngleDistance(angle, a1) > TrigonometricalFunctions.absoluteAngleDistance(
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angle, a2)) {
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ini1 = ps1[0];
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ini2 = ps1[1];
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} else {
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ini1 = ps1[1];
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ini2 = ps1[0];
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} |
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Point2D unit = TrigonometricalFunctions.getUnitVector(ini1,
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ini2); |
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Point2D correct = new Point2D.Double(lastp.getX() + |
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unit.getX(), lastp.getY() + unit.getY()); |
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drawArc(point, lastp, correct, g); |
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} |
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} |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.cad.CadTool#getQuestion()
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*/
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public String getQuestion() { |
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if (polylineStatus.getStatus() == -1) { |
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polylineStatus.initialize(); |
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} |
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return STATUS[polylineStatus.getStatus()].getQuestion();
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.cad.CadTool#initializeStatus()
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*/
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public void initializeStatus() { |
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polylineStatus.initialize(); |
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list.clear(); |
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antantPoint = antPoint = firstPoint = null;
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} |
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/**
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* Dibuja el arco sobre el graphics.
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*
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* @param point Puntero del rat?n.
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* @param lastp ?ltimo punto de la polilinea.
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* @param antp Punto antepenultimo.
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* @param g Graphics sobre el que se dibuja.
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*/
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private void drawArc(Point2D point, Point2D lastp, Point2D antp, Graphics g) { |
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if (((point.getY() == lastp.getY()) && (point.getX() < lastp.getX())) ||
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((point.getX() == lastp.getX()) && |
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(point.getY() < lastp.getY()))) {
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} else {
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if (point.getX() == lastp.getX()) {
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point = new Point2D.Double(point.getX() + 0.00000001, |
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point.getY()); |
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} else if (point.getY() == lastp.getY()) { |
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point = new Point2D.Double(point.getX(), |
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point.getY() + 0.00000001);
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} |
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if (point.getX() == antp.getX()) {
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point = new Point2D.Double(point.getX() + 0.00000001, |
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point.getY()); |
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} else if (point.getY() == antp.getY()) { |
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point = new Point2D.Double(point.getX(), |
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point.getY() + 0.00000001);
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} |
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Point2D[] ps1 = TrigonometricalFunctions.getPerpendicular(lastp, |
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antp, lastp); |
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Point2D mediop = new Point2D.Double((point.getX() + lastp.getX()) / 2, |
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(point.getY() + lastp.getY()) / 2);
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Point2D[] ps2 = TrigonometricalFunctions.getPerpendicular(lastp, |
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point, mediop); |
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Point2D interp = TrigonometricalFunctions.getIntersection(ps1[0], |
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ps1[1], ps2[0], ps2[1]); |
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double radio = interp.distance(lastp);
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if (TrigonometricalFunctions.isLowAngle(antp, lastp, interp, point)) {
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radio = -radio; |
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} |
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Point2D centerp = TrigonometricalFunctions.getPoint(interp, mediop,
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radio); |
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drawLine((Graphics2D) g, lastp, point);
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IGeometry ig = ShapeFactory.createArc(lastp, centerp, point); |
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if (ig != null) { |
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ig.draw((Graphics2D) g,
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getCadToolAdapter().getMapControl().getViewPort(), |
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CadTool.modifySymbol); |
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} |
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} |
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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 polylineStatus;
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} |
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|
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#getName()
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*/
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public String getName() { |
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return "POLIL?NEA"; |
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} |
| 451 |
} |