svn-gvsig-desktop / tags / v1_1_Build_1008 / extensions / extCAD / src / com / iver / cit / gvsig / gui / cad / tools / InternalPolygonCADTool.java @ 12520
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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.PathIterator; |
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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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import com.iver.andami.PluginServices; |
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import com.iver.cit.gvsig.CADExtension; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.core.DefaultFeature; |
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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.IFeature; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.IRow; |
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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.core.v02.FSymbol; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.edition.DefaultRowEdited; |
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import com.iver.cit.gvsig.fmap.edition.EditionEvent; |
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import com.iver.cit.gvsig.fmap.edition.IRowEdited; |
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import com.iver.cit.gvsig.fmap.edition.VectorialEditableAdapter; |
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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.InternalPolygonCADToolContext; |
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import com.iver.cit.gvsig.layers.VectorialLayerEdited; |
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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 InternalPolygonCADTool extends DefaultCADTool { |
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private InternalPolygonCADToolContext _fsm;
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private ArrayList points=new ArrayList(); |
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/**
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* Crea un nuevo PolylineCADTool.
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*/
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public InternalPolygonCADTool() {
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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 InternalPolygonCADToolContext(this); |
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points.clear(); |
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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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* DOCUMENT ME!
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*/
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public void selection() { |
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ArrayList selectedRow=getSelectedRows();
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if (selectedRow.size() == 0 && !CADExtension.getCADTool().getClass().getName().equals("com.iver.cit.gvsig.gui.cad.tools.SelectionCADTool")) { |
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CADExtension.setCADTool("_selection",false); |
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((SelectionCADTool) CADExtension.getCADTool()).setNextTool( |
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"_internalpolygon");
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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 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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VectorialLayerEdited vle=getVLE(); |
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ArrayList selectedRows=vle.getSelectedRow();
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if (selectedRows.size()==1){ |
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points.add(new Point2D.Double(x,y)); |
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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 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, double y) { |
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Point2D[] ps=(Point2D[])points.toArray(new Point2D[0]); |
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GeneralPathX gpx=new GeneralPathX();
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GeneralPathX gpx1=new GeneralPathX();
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if (ps.length>0){ |
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for (int i=0;i<ps.length;i++){ |
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if (i==0){ |
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gpx.moveTo(ps[i].getX(),ps[i].getY()); |
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gpx1.moveTo(ps[i].getX(),ps[i].getY()); |
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}else{
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gpx.lineTo(ps[i].getX(),ps[i].getY()); |
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gpx1.lineTo(ps[i].getX(),ps[i].getY()); |
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} |
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} |
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gpx.lineTo(x,y); |
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gpx.closePath(); |
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gpx1.closePath(); |
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if (ps.length==1){ |
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IGeometry geom=ShapeFactory.createPolyline2D(gpx); |
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geom.drawInts((Graphics2D)g,CADExtension.getEditionManager().getMapControl().getViewPort(),DefaultCADTool.geometrySelectSymbol);
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} |
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IGeometry geom=ShapeFactory.createPolygon2D(gpx); |
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IGeometry geom1=ShapeFactory.createPolygon2D(gpx1); |
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geom1.drawInts((Graphics2D)g,CADExtension.getEditionManager().getMapControl().getViewPort(),DefaultCADTool.selectionSymbol);
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geom.drawInts((Graphics2D)g,CADExtension.getEditionManager().getMapControl().getViewPort(),DefaultCADTool.geometrySelectSymbol);
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} |
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DefaultRowEdited[] rows=(DefaultRowEdited[])getSelectedRows().toArray(new DefaultRowEdited[0]); |
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for (int i=0;i<rows.length;i++){ |
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((IFeature)rows[i].getLinkedRow()).getGeometry().drawInts((Graphics2D)g,CADExtension.getEditionManager().getMapControl().getViewPort(),(FSymbol)DefaultCADTool.selectionSymbol);
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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 s Diferent option.
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*/
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public void addOption(String s) { |
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VectorialLayerEdited vle=getVLE(); |
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ArrayList selectedRows=vle.getSelectedRow();
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VectorialEditableAdapter vea = vle.getVEA(); |
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IRowEdited row=null;
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if (s.equals(PluginServices.getText(this,"end")) || s.equals("e")|| s.equals("E")){ |
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if (points.size()>0){ |
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row = (DefaultRowEdited) selectedRows.get(0);
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IFeature feat = (IFeature) row.getLinkedRow().cloneRow(); |
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IGeometry geometry=feat.getGeometry(); |
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if (geometry instanceof FGeometryCollection) { |
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FGeometryCollection gc=(FGeometryCollection)geometry; |
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geometry=createNewPolygonGC(gc,(Point2D[])points.toArray(new Point2D[0])); |
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}else {
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geometry=createNewPolygon(geometry,(Point2D[])points.toArray(new Point2D[0])); |
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} |
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DefaultFeature df=new DefaultFeature(geometry,feat.getAttributes(), feat.getID());
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DefaultRowEdited dre=new DefaultRowEdited(df,DefaultRowEdited.STATUS_MODIFIED,row.getIndex());
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try {
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vea.modifyRow(dre.getIndex(),dre.getLinkedRow(),getName(),EditionEvent.GRAPHIC); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} catch (DriverIOException e) {
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e.printStackTrace(); |
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} |
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selectedRows.clear(); |
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selectedRows.add(dre); |
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} |
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points.clear(); |
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}else if (s.equals(PluginServices.getText(this,"cancel"))|| s.equals("c")|| s.equals("C")){ |
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points.clear(); |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.gui.cad.CADTool#addvalue(double)
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*/
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public void addValue(double d) { |
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} |
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private IGeometry createNewPolygon(IGeometry gp,Point2D[] ps) { |
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GeneralPathX newGp = new GeneralPathX();
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double[] theData = new double[6]; |
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PathIterator theIterator;
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int theType;
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int numParts = 0; |
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theIterator = gp.getPathIterator(null, FConverter.FLATNESS);
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while (!theIterator.isDone()) {
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theType = theIterator.currentSegment(theData); |
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switch (theType) {
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case PathIterator.SEG_MOVETO: |
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numParts++; |
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newGp.moveTo(theData[0], theData[1]); |
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break;
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case PathIterator.SEG_LINETO: |
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newGp.lineTo(theData[0], theData[1]); |
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break;
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case PathIterator.SEG_QUADTO: |
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newGp.quadTo(theData[0], theData[1], theData[2], theData[3]); |
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break;
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case PathIterator.SEG_CUBICTO: |
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newGp.curveTo(theData[0], theData[1], theData[2], theData[3], theData[4], theData[5]); |
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break;
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case PathIterator.SEG_CLOSE: |
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newGp.closePath(); |
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break;
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} //end switch
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theIterator.next(); |
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} //end while loop
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GeneralPathX gpxInternal=new GeneralPathX();
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gpxInternal.moveTo(ps[ps.length-1].getX(),ps[ps.length-1].getY()); |
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for (int i=ps.length-1;i>=0;i--){ |
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gpxInternal.lineTo(ps[i].getX(),ps[i].getY()); |
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} |
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gpxInternal.lineTo(ps[ps.length-1].getX(),ps[ps.length-1].getY()); |
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if (!gpxInternal.isCCW()) {
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gpxInternal.flip(); |
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} |
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newGp.append(gpxInternal,false);
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return ShapeFactory.createPolygon2D(newGp);
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} |
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private IGeometry createNewPolygonGC(FGeometryCollection gp,Point2D[] ps) { |
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ArrayList geoms=new ArrayList(); |
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IGeometry[] geometries=gp.getGeometries();
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for (int i = 0;i<geometries.length;i++) { |
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geoms.add(geometries[i]); |
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} |
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GeneralPathX gpx=new GeneralPathX();
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gpx.moveTo(ps[ps.length-1].getX(),ps[ps.length-1].getY()); |
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for (int i=ps.length-2;i>=0;i--){ |
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gpx.lineTo(ps[i].getX(),ps[i].getY()); |
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geoms.add(ShapeFactory.createPolyline2D(gpx)); |
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gpx=new GeneralPathX();
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gpx.moveTo(ps[i].getX(),ps[i].getY()); |
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} |
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gpx.lineTo(ps[ps.length-1].getX(),ps[ps.length-1].getY()); |
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geoms.add(ShapeFactory.createPolyline2D(gpx)); |
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FGeometryCollection gc=new FGeometryCollection((IGeometry[])geoms.toArray(new IGeometry[0])); |
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// gc.setGeometryType(FShape.POLYGON);
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return gc;
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} |
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public String getName() { |
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return PluginServices.getText(this,"internal_polygon_"); |
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} |
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public String toString() { |
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return "_internalpolygon"; |
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} |
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public boolean isApplicable(int shapeType) { |
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switch (shapeType) {
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case FShape.POINT:
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case FShape.LINE:
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case FShape.MULTIPOINT:
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return false; |
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} |
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return true; |
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} |
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} |