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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.awt.geom.Rectangle2D;
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import java.awt.image.BufferedImage;
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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.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.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.CADTool;
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import com.iver.cit.gvsig.gui.cad.DefaultCADTool;
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import com.iver.cit.gvsig.gui.cad.exception.CommadException;
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import com.iver.cit.gvsig.gui.cad.tools.smc.BreakCADToolContext;
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import com.iver.cit.gvsig.gui.cad.tools.smc.BreakCADToolContext.BreakCADToolState;
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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 BreakCADTool extends DefaultCADTool {
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private BreakCADToolContext _fsm;
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private Point2D firstPoint;
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private Point2D secondPoint;
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private DefaultRowEdited rowEdited;
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/**
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* Crea un nuevo PolylineCADTool.
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*/
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public BreakCADTool() {
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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 BreakCADToolContext(this);
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firstPoint=null;
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secondPoint=null;
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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(sel,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 CommadException {
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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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"_break");
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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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BreakCADToolState actualState = (BreakCADToolState) _fsm.getPreviousState();
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String status = actualState.getName();
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if (status.equals("Break.FirstPoint")) {
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// if (rowEdited!=null && intersects(((DefaultFeature)rowEdited.getLinkedRow()).getGeometry(),new Point2D.Double(x,y)))
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firstPoint=new Point2D.Double(x,y);
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} else if (status.equals("Break.SecondPoint")) {
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// if (rowEdited !=null && intersects(((DefaultFeature)rowEdited.getLinkedRow()).getGeometry(),new Point2D.Double(x,y))){
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secondPoint=new Point2D.Double(x,y);
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try {
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breakGeometry(rowEdited);
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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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}
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//}
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}
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private void breakGeometry(DefaultRowEdited dre) throws IOException, DriverIOException {
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GeneralPathX newGp1 = new GeneralPathX();
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GeneralPathX newGp2 = new GeneralPathX();
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PathIterator theIterator=((DefaultFeature)dre.getLinkedRow()).getGeometry().getPathIterator(null);
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double[] theData = new double[6];
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boolean isFirstPart=true;
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int theType;
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int numParts = 0;
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Point2D previous=null;
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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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previous=new Point2D.Double(theData[0], theData[1]);
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if (isFirstPart)
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newGp1.moveTo(theData[0], theData[1]);
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else
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newGp2.moveTo(theData[0], theData[1]);
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break;
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case PathIterator.SEG_LINETO:
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if (previous!=null){
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GeneralPathX gpx=new GeneralPathX();
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gpx.moveTo(previous.getX(),previous.getY());
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gpx.lineTo(theData[0], theData[1]);
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IGeometry geom=ShapeFactory.createPolyline2D(gpx);
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Point2D p1=getNearPoint(previous);
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Point2D p2=getDistantPoint(previous);
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if (intersects(geom,p1)){
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isFirstPart=false;
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newGp1.lineTo(p1.getX(),p1.getY());
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newGp2.moveTo(p2.getX(),p2.getY());
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}
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}
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previous=new Point2D.Double(theData[0], theData[1]);
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if (isFirstPart)
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newGp1.lineTo(theData[0], theData[1]);
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else
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newGp2.lineTo(theData[0], theData[1]);
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break;
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case PathIterator.SEG_QUADTO:
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if (previous!=null){
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GeneralPathX gpx=new GeneralPathX();
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gpx.moveTo(previous.getX(),previous.getY());
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gpx.quadTo(theData[0], theData[1],theData[2], theData[3]);
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IGeometry geom=ShapeFactory.createPolyline2D(gpx);
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Point2D p1=getNearPoint(previous);
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Point2D p2=getDistantPoint(previous);
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if (intersects(geom,p1)){
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isFirstPart=false;
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newGp1.lineTo(p1.getX(),p1.getY());
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newGp2.moveTo(p2.getX(),p2.getY());
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}
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}
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previous=new Point2D.Double(theData[0], theData[1]);
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if (isFirstPart)
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newGp1.quadTo(theData[0], theData[1],theData[2], theData[3]);
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else
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newGp2.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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if (previous!=null){
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GeneralPathX gpx=new GeneralPathX();
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gpx.moveTo(previous.getX(),previous.getY());
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gpx.curveTo(theData[0], theData[1],theData[2], theData[3],theData[4], theData[5]);
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IGeometry geom=ShapeFactory.createPolyline2D(gpx);
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Point2D p1=getNearPoint(previous);
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Point2D p2=getDistantPoint(previous);
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if (intersects(geom,p1)){
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isFirstPart=false;
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newGp1.lineTo(p1.getX(),p1.getY());
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newGp2.moveTo(p2.getX(),p2.getY());
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}
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}
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previous=new Point2D.Double(theData[0], theData[1]);
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if (isFirstPart)
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newGp1.curveTo(theData[0], theData[1],theData[2], theData[3],theData[4], theData[5]);
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else
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newGp2.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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//if (isFirstPart)
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// newGp1.closePath();
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//else
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// newGp2.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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IGeometry geom1=ShapeFactory.createPolyline2D(newGp1);
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IGeometry geom2=ShapeFactory.createPolyline2D(newGp2);
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DefaultFeature df1 = new DefaultFeature(geom1, dre.getAttributes());
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DefaultFeature df2 = new DefaultFeature(geom2, dre.getAttributes());
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VectorialEditableAdapter vea = getVLE().getVEA();
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vea.startComplexRow();
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vea.removeRow(dre.getIndex(),getName(),EditionEvent.GRAPHIC);
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int index1=vea.addRow(df1,"parte1",EditionEvent.GRAPHIC);
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int index2=vea.addRow(df2,"parte2",EditionEvent.GRAPHIC);
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vea.endComplexRow();
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ViewPort vp=CADExtension.getEditionManager().getMapControl().getViewPort();
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BufferedImage selectionImage = new BufferedImage(vp.getImageWidth(), vp.getImageHeight(), BufferedImage.TYPE_INT_ARGB);
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Graphics2D gs = selectionImage.createGraphics();
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VectorialLayerEdited vle = getVLE();
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ArrayList selectedHandler = vle.getSelectedHandler();
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ArrayList selectedRow = vle.getSelectedRow();
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selectedHandler.clear();
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selectedRow.clear();
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selectedRow.add(new DefaultRowEdited(df1, IRowEdited.STATUS_ADDED, index1));
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selectedRow.add(new DefaultRowEdited(df2, IRowEdited.STATUS_ADDED, index2));
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geom1.cloneGeometry().draw(gs, vp, CADTool.drawingSymbol);
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vle.drawHandlers(geom1.cloneGeometry(),gs,vp);
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geom2.cloneGeometry().draw(gs, vp, CADTool.drawingSymbol);
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vle.drawHandlers(geom2.cloneGeometry(),gs,vp);
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vea.setSelectionImage(selectionImage);
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}
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private Point2D getNearPoint(Point2D previous) {
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if (firstPoint.distance(previous)<=secondPoint.distance(previous)){
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return firstPoint;
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}
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return secondPoint;
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}
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private Point2D getDistantPoint(Point2D previous){
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if (firstPoint.distance(previous)>secondPoint.distance(previous)){
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return firstPoint;
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}
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return secondPoint;
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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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VectorialLayerEdited vle=getVLE();
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ArrayList selectedRows=vle.getSelectedRow();
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ViewPort vp=CADExtension.getEditionManager().getMapControl().getViewPort();
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if (selectedRows.size()==1){
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if (firstPoint!=null){
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IGeometry g1=ShapeFactory.createCircle(firstPoint,vp.toMapDistance(3));
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IGeometry g2=ShapeFactory.createCircle(firstPoint,vp.toMapDistance(5));
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g1.draw((Graphics2D)g,vp,DefaultCADTool.modifySymbol);
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g2.draw((Graphics2D)g,vp,DefaultCADTool.modifySymbol);
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}
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rowEdited = (DefaultRowEdited)((DefaultRowEdited)selectedRows.get(0));
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//.getLinkedRow()
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// .cloneRow();
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IGeometry geom=((DefaultFeature)rowEdited.getLinkedRow()).getGeometry().cloneGeometry();
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if (intersects(geom,new Point2D.Double(x,y))){
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geom.draw((Graphics2D)g,vp,DefaultCADTool.drawingSymbol);
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}
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}
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}
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public boolean intersects(double x,double y){
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Point2D p = new Point2D.Double(x, y);
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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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rowEdited = (DefaultRowEdited) ((DefaultRowEdited) selectedRows
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.get(0));
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IGeometry g = ((DefaultFeature) rowEdited.getLinkedRow())
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.getGeometry().cloneGeometry();
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return intersects(g, p);
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}
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return false;
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}
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private boolean intersects(IGeometry geom, Point2D p){
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double tol = 1;
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tol = CADExtension.getEditionManager().getMapControl().getViewPort()
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.toMapDistance((int) tol);
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Rectangle2D r = new Rectangle2D.Double(p.getX() - tol / 2, p.getY()
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- tol / 2, tol, tol);
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return (geom.intersects(r) && !geom.contains(r));
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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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if (s.equals(PluginServices.getText(this,"cancel"))|| s.equals("c")|| s.equals("C")){
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init();
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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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*/
|
|
371 |
public void addValue(double d) {
|
|
372 |
}
|
|
373 |
public String getName() {
|
|
374 |
return PluginServices.getText(this,"break_");
|
|
375 |
}
|
|
376 |
|
|
377 |
public String toString() {
|
|
378 |
return "_break";
|
|
379 |
}
|
|
380 |
|
|
381 |
public boolean isApplicable(int shapeType) {
|
|
382 |
switch (shapeType) {
|
|
383 |
case FShape.MULTI:
|
|
384 |
case FShape.LINE:
|
|
385 |
return true;
|
|
386 |
}
|
|
387 |
return false;
|
|
388 |
}
|
|
389 |
|
|
390 |
|
|
391 |
}
|
| 0 |
392 |
|