svn-gvsig-desktop / trunk / extensions / extCAD / src / com / iver / cit / gvsig / gui / cad / tools / PolylineCADTool.java @ 12297
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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.event.InputEvent; |
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import java.awt.geom.Point2D; |
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import java.util.ArrayList; |
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import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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import com.iver.andami.PluginServices; |
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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.core.v02.FConverter; |
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import com.iver.cit.gvsig.fmap.edition.UtilFunctions; |
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import com.iver.cit.gvsig.gui.cad.DefaultCADTool; |
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import com.iver.cit.gvsig.gui.cad.exception.CommandException; |
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import com.iver.cit.gvsig.gui.cad.tools.smc.PolylineCADToolContext; |
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import com.iver.cit.gvsig.gui.cad.tools.smc.PolylineCADToolContext.PolylineCADToolState; |
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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 PolylineCADTool extends DefaultCADTool { |
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private PolylineCADToolContext _fsm;
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private Point2D firstPoint; |
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private Point2D antPoint; |
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private Point2D antantPoint; |
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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 boolean close=false; |
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private GeneralPathX gpx = null; |
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/**
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* Crea un nuevo PolylineCADTool.
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*/
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public PolylineCADTool() {
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} |
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/**
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* M?todo de incio, para poner el c?digo de todo lo que se requiera de una
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* carga previa a la utilizaci?n de la herramienta.
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*/
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public void init() { |
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_fsm = new PolylineCADToolContext(this); |
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} |
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public IGeometry getGeometry() {
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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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// No queremos guardar FGeometryCollections:
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GeneralPathX gp = new GeneralPathX();
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gp.append(fgc.getPathIterator(null, FConverter.FLATNESS), true); |
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IGeometry newGeom = ShapeFactory.createPolyline2D(gp); |
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return newGeom;
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} |
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public void endGeometry() { |
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if (gpx==null) { |
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gpx=new GeneralPathX();
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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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// No queremos guardar FGeometryCollections:
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gpx.append(fgc.getPathIterator(null,FConverter.FLATNESS), true); |
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} |
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try {
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if (getVLE().getVEA().getShapeType()==FShape.POLYGON && !close){
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closeGeometry(); |
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} |
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} catch (ReadDriverException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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IGeometry newGeom = null;
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int type=getCadToolAdapter().getActiveLayerType();
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if (type==FShape.POLYGON){
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newGeom = ShapeFactory.createPolygon2D(gpx); |
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}else{
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newGeom = ShapeFactory.createPolyline2D(gpx); |
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} |
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addGeometry(newGeom); |
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_fsm = new PolylineCADToolContext(this); |
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list.clear(); |
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close=false;
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gpx=null;
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antantPoint=antCenter=antInter=antPoint=firstPoint=null;
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} |
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public void closeGeometry(){ |
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if (gpx==null) { |
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gpx=new GeneralPathX();
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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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// No queremos guardar FGeometryCollections:
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gpx.append(fgc.getPathIterator(null,FConverter.FLATNESS), true); |
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} |
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close=true;
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gpx.closePath(); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.gui.cad.CADTool#transition(com.iver.cit.gvsig.fmap.layers.FBitSet, double, double)
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*/
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public void transition(double x, double y, InputEvent event) { |
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_fsm.addPoint(x, y, event); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.gui.cad.CADTool#transition(com.iver.cit.gvsig.fmap.layers.FBitSet, double)
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*/
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public void transition(double d) { |
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_fsm.addValue(d); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.gui.cad.CADTool#transition(com.iver.cit.gvsig.fmap.layers.FBitSet, java.lang.String)
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*/
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public void transition(String s) throws CommandException { |
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if (!super.changeCommand(s)){ |
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_fsm.addOption(s); |
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} |
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} |
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/**
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* Equivale al transition del prototipo pero sin pasarle como par?metro el
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* editableFeatureSource que ya estar? creado.
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*
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* @param sel Bitset con las geometr?as que est?n seleccionadas.
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* @param x par?metro x del punto que se pase en esta transici?n.
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* @param y par?metro y del punto que se pase en esta transici?n.
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*/
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public void addPoint(double x, double y,InputEvent event) { |
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PolylineCADToolState actualState = (PolylineCADToolState) _fsm.getPreviousState(); |
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String status = actualState.getName();
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if (status.equals("Polyline.NextPointOrArcOrClose") || status.equals("Polyline.FirstPoint")) { |
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if (firstPoint == null) { |
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firstPoint = new Point2D.Double(x, y); |
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} |
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Point2D point = new Point2D.Double(x, y); |
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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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antPoint = (Point2D)firstPoint.clone();
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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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} else if (status.equals("Polyline.NextPointOrLineOrClose")) { |
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Point2D point = new Point2D.Double(x, y); |
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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 = UtilFunctions.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 = UtilFunctions.getPerpendicular(lastp, |
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point, mediop); |
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Point2D interp = UtilFunctions.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 (UtilFunctions.isLowAngle(antantPoint, lastp, interp,
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point)) {
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radio = -radio; |
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} |
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Point2D centerp = UtilFunctions.getPoint(interp, mediop,
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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 = UtilFunctions.getPerpendicular(lastp, |
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antInter, lastp); |
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double a1 = UtilFunctions.getAngle(ps1[0], ps1[1]); |
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double a2 = UtilFunctions.getAngle(ps1[1], ps1[0]); |
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double angle = UtilFunctions.getAngle(antCenter, lastp);
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Point2D ini1 = null; |
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Point2D ini2 = null; |
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if (UtilFunctions.absoluteAngleDistance(angle, a1) > UtilFunctions.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 = UtilFunctions.getUnitVector(ini1, 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 = UtilFunctions.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 = UtilFunctions.getPerpendicular(lastp, |
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point, mediop); |
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Point2D interp = UtilFunctions.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 (UtilFunctions.isLowAngle(correct, lastp, interp, point)) {
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radio = -radio; |
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} |
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Point2D centerp = UtilFunctions.getPoint(interp, mediop,
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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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} |
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} |
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} |
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/**
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* M?todo para dibujar la lo necesario para el estado en el que nos
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* encontremos.
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*
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* @param g Graphics sobre el que dibujar.
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* @param selectedGeometries BitSet con las geometr?as seleccionadas.
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* @param x par?metro x del punto que se pase para dibujar.
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* @param y par?metro x del punto que se pase para dibujar.
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*/
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public void drawOperation(Graphics g, double x, |
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double y) {
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PolylineCADToolState actualState = _fsm.getState(); |
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String status = actualState.getName();
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if (status.equals("Polyline.NextPointOrArcOrClose") || status.equals("Polyline.FirstPoint")) { |
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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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DefaultCADTool.geometrySelectSymbol); |
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} |
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if (antPoint!=null) |
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drawLine((Graphics2D) g, antPoint, new Point2D.Double(x, y),DefaultCADTool.geometrySelectSymbol); |
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} else if ((status.equals("Polyline.NextPointOrLineOrClose"))) { |
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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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DefaultCADTool.geometrySelectSymbol); |
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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 = UtilFunctions.getPerpendicular(lastp, |
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antInter, lastp); |
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double a1 = UtilFunctions.getAngle(ps1[0], ps1[1]); |
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double a2 = UtilFunctions.getAngle(ps1[1], ps1[0]); |
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double angle = UtilFunctions.getAngle(antCenter, lastp);
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Point2D ini1 = null; |
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Point2D ini2 = null; |
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if (UtilFunctions.absoluteAngleDistance(angle, a1) > UtilFunctions.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 = UtilFunctions.getUnitVector(ini1, 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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* 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 = UtilFunctions.getPerpendicular(lastp, 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 = UtilFunctions.getPerpendicular(lastp, point, mediop); |
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Point2D interp = UtilFunctions.getIntersection(ps1[0], ps1[1], |
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ps2[0], ps2[1]); |
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double radio = interp.distance(lastp);
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if (UtilFunctions.isLowAngle(antp, lastp, interp, point)) {
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radio = -radio; |
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} |
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Point2D centerp = UtilFunctions.getPoint(interp, mediop, radio);
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drawLine((Graphics2D) g, lastp, point,DefaultCADTool.geometrySelectSymbol);
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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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DefaultCADTool.axisReferencesSymbol); |
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} |
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} |
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} |
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/**
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* Add a diferent option.
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*
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* @param sel DOCUMENT ME!
|
| 439 |
* @param s Diferent option.
|
| 440 |
*/
|
| 441 |
public void addOption(String s) { |
| 442 |
/* PolylineCADToolState actualState = (PolylineCADToolState) _fsm.getPreviousState();
|
| 443 |
String status = actualState.getName();
|
| 444 |
|
| 445 |
if (status.equals("Polyline.NextPointOrArcOrClose")) {
|
| 446 |
if (s.equals("A") || s.equals("a") || s.equals(PluginServices.getText(this,"inter_arc"))) {
|
| 447 |
//Arco
|
| 448 |
} else if (s.equals("C") || s.equals("c")) {
|
| 449 |
GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD, 2);
|
| 450 |
elShape.moveTo(antPoint.getX(), antPoint.getY());
|
| 451 |
elShape.lineTo(firstPoint.getX(), firstPoint.getY());
|
| 452 |
list.add(ShapeFactory.createPolyline2D(elShape));
|
| 453 |
//closeGeometry();
|
| 454 |
}
|
| 455 |
} else if (status.equals("Polyline.NextPointOrLineOrClose")) {
|
| 456 |
if (s.equals("N") || s.equals("n") || s.equals(PluginServices.getText(this,"inter_line"))) {
|
| 457 |
//L?nea
|
| 458 |
} else if (s.equals("C") || s.equals("c")) {
|
| 459 |
GeneralPathX elShape = new GeneralPathX(GeneralPathX.WIND_EVEN_ODD, 2);
|
| 460 |
elShape.moveTo(antPoint.getX(), antPoint.getY());
|
| 461 |
elShape.lineTo(firstPoint.getX(), firstPoint.getY());
|
| 462 |
list.add(ShapeFactory.createPolyline2D(elShape));
|
| 463 |
//closeGeometry();
|
| 464 |
}
|
| 465 |
}
|
| 466 |
*/
|
| 467 |
} |
| 468 |
|
| 469 |
/* (non-Javadoc)
|
| 470 |
* @see com.iver.cit.gvsig.gui.cad.CADTool#addvalue(double)
|
| 471 |
*/
|
| 472 |
public void addValue(double d) { |
| 473 |
} |
| 474 |
|
| 475 |
public void cancel(){ |
| 476 |
//endGeometry();
|
| 477 |
list.clear(); |
| 478 |
antantPoint=antCenter=antInter=antPoint=firstPoint=null;
|
| 479 |
} |
| 480 |
|
| 481 |
public void end() { |
| 482 |
/* CADExtension.setCADTool("polyline");
|
| 483 |
PluginServices.getMainFrame().setSelectedTool("POLYLINE"); */
|
| 484 |
} |
| 485 |
|
| 486 |
public String getName() { |
| 487 |
return PluginServices.getText(this,"polyline_"); |
| 488 |
} |
| 489 |
|
| 490 |
public String toString() { |
| 491 |
return "_polyline"; |
| 492 |
} |
| 493 |
public boolean isApplicable(int shapeType) { |
| 494 |
switch (shapeType) {
|
| 495 |
case FShape.POINT:
|
| 496 |
case FShape.MULTIPOINT:
|
| 497 |
return false; |
| 498 |
} |
| 499 |
return true; |
| 500 |
} |
| 501 |
} |