svn-gvsig-desktop / branches / gvSIG_CAD_Layout_version / applications / appgvSIG / src / com / iver / cit / gvsig / gui / cad / tools / EllipseCadTool.java @ 1763
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.gui.cad.tools; |
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import com.iver.cit.gvsig.fmap.core.ShapeFactory; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.edition.EditableFeatureSource; |
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import com.iver.cit.gvsig.fmap.edition.cad.Status; |
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import com.iver.cit.gvsig.fmap.layers.FBitSet; |
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import com.iver.cit.gvsig.gui.cad.CadTool; |
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import com.iver.cit.gvsig.gui.cad.automaton.Elipse; |
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import com.iver.fsac.Automaton; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.geom.Point2D; |
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import java.io.IOException; |
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/**
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* Herramienta para la creaci?n de una elipse a partir de dos puntos y la
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* distancia del eje mayor.
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*
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* @author Vicente Caballero Navarro
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*/
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public class EllipseCadTool extends AbstractCadTool { |
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private static Status[] STATUS = { |
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new Status("Precise punto inicial de eje de elipse"), |
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new Status("Precise punto final de eje"), |
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new Status("Precise distancia otro eje") |
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}; |
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private Elipse ellipseStatus = new Elipse(); |
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private Point2D startAxis; |
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private Point2D endAxis; |
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private double distance; |
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#transition(java.lang.String,
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* com.iver.cit.gvsig.fmap.edition.EditableFeatureSource,
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* com.iver.cit.gvsig.fmap.layers.FBitSet, double[])
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*/
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public int transition(String text, EditableFeatureSource editingSource, |
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FBitSet selectedGeometries, double[] values) { |
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int ret = ellipseStatus.transition(text);
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int status = ellipseStatus.getStatus();
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if (status == 0) { |
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} else if (status == 1) { |
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startAxis = new Point2D.Double(values[0], values[1]); |
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} else if (status == 2) { |
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endAxis = new Point2D.Double(values[0], values[1]); |
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} else if (status == 3) { |
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Point2D middle = new Point2D.Double((startAxis.getX() + |
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endAxis.getX()) / 2, (startAxis.getY() + endAxis.getY()) / 2); |
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Point2D third = new Point2D.Double(values[0], values[1]); |
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distance = middle.distance(third); |
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try {
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editingSource.addGeometry(ShapeFactory.createEllipse( |
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startAxis, endAxis, distance)); |
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} catch (DriverIOException e) {
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e.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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ret = ret | ellipseStatus.transition("cancel");
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} else if (status == 4) { |
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distance = values[0];
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try {
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editingSource.addGeometry(ShapeFactory.createEllipse( |
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startAxis, endAxis, distance)); |
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} catch (DriverIOException e) {
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e.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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ret = ret | ellipseStatus.transition("cancel");
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} |
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System.err.println(startAxis);
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System.err.println(endAxis);
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System.err.println(distance);
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return ret;
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} |
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#drawOperation(java.awt.Graphics,
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* com.iver.cit.gvsig.fmap.edition.EditableFeatureSource,
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* com.iver.cit.gvsig.fmap.layers.FBitSet, double, double)
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*/
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public void drawOperation(Graphics g, EditableFeatureSource efs, |
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FBitSet selectedGeometries, double x, double y) { |
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int status = ellipseStatus.getStatus();
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if (status == 0) { |
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} else if (status == 1) { |
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drawLine((Graphics2D) g, startAxis, new Point2D.Double(x, y)); |
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} else if (status == 2) { |
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Point2D middle = new Point2D.Double((startAxis.getX() + |
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endAxis.getX()) / 2, (startAxis.getY() + endAxis.getY()) / 2); |
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Point2D third = new Point2D.Double(x, y); |
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distance = middle.distance(third); |
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ShapeFactory.createEllipse(startAxis, endAxis, distance).draw((Graphics2D) g,
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getCadToolAdapter().getMapControl().getViewPort(), |
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CadTool.modifySymbol); |
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Point2D mediop = new Point2D.Double((startAxis.getX() + |
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endAxis.getX()) / 2, (startAxis.getY() + endAxis.getY()) / 2); |
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drawLine((Graphics2D) g, mediop, third);
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#getQuestion()
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*/
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public String getQuestion() { |
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return STATUS[ellipseStatus.getStatus()].getQuestion();
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} |
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#initializeStatus()
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*/
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public void initializeStatus() { |
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startAxis = null;
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endAxis = null;
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distance = 0;
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ellipseStatus.initialize(); |
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} |
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#getAutomaton()
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*/
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public Automaton getAutomaton() {
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return ellipseStatus;
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} |
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/**
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* @see com.iver.cit.gvsig.gui.cad.CadTool#getName()
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*/
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public String getName() { |
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return "ELIPSE"; |
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} |
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} |