root / tags / v2_0_0_Build_2055 / extensions / extEditing / src / org / gvsig / editing / gui / cad / tools / AutoCompletePolygon.java @ 38948
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.editing.gui.cad.tools; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureSet; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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import org.gvsig.fmap.mapcontext.layers.vectorial.FLyrVect; |
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import org.gvsig.fmap.mapcontrol.MapControlDrawer; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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public class AutoCompletePolygon extends PolylineCADTool { |
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@Override
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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(MapControlDrawer renderer, double x, double y) { |
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Geometry geom = getGeometry(); |
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if (geom.getHandlers(Geometry.SELECTHANDLER).length == 0 |
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&& firstPoint != null) {
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GeneralPathX gpx = new GeneralPathX();
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gpx.moveTo(firstPoint.getX(), firstPoint.getY()); |
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gpx.lineTo(x, y); |
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renderer.draw(createCurve(gpx), |
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mapControlManager.getGeometrySelectionSymbol()); |
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} else
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if (geom.getHandlers(Geometry.SELECTHANDLER).length > 1) { |
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GeneralPathX gpxGeom = new GeneralPathX();
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gpxGeom.moveTo(x, y); |
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gpxGeom |
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.append( |
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geom.getPathIterator(null, geomManager.getFlatness()),
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true);
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gpxGeom.closePath(); |
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renderer.draw(createCurve(gpxGeom), |
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mapControlManager.getGeometrySelectionSymbol()); |
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} |
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} |
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private Geometry autoComplete(Geometry digitizedGeom)
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throws CreateGeometryException {
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FeatureSet selected = null;
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DisposableIterator iterator = null;
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try {
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FLyrVect lyrVect = (FLyrVect) getVLE().getLayer(); |
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// Se supone que debe ser r?pido, ya que est? indexado
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selected = |
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lyrVect.queryByGeometry(digitizedGeom, lyrVect |
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.getFeatureStore().getDefaultFeatureType()); |
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iterator = selected.fastIterator(); |
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while (iterator.hasNext()) {
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Feature feature = (Feature) iterator.next(); |
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Geometry aux = feature.getDefaultGeometry(); |
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digitizedGeom = digitizedGeom.difference(aux); |
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} |
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} catch (Exception e) { |
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NotificationManager.showMessageError( |
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PluginServices.getText(this,
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"Error_in_Autocomplete_Polygon_Tool_")
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+ " "
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+ e.getLocalizedMessage(), e); |
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} finally {
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if (iterator != null) { |
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iterator.dispose(); |
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} |
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if (selected != null) { |
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selected.dispose(); |
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} |
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} |
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return digitizedGeom;
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} |
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@Override
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public Feature insertGeometry(Geometry geometry) {
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Geometry newGeom; |
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try {
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newGeom = autoComplete(geometry); |
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return super.insertGeometry(newGeom); |
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} catch (CreateGeometryException e) {
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NotificationManager.addError(e); |
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} |
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return null; |
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} |
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} |