svn-gvsig-desktop / trunk / applications / appgvSIG / src / com / iver / cit / gvsig / project / documents / view / toolListeners / StatusBarListener.java @ 12043
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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.project.documents.view.toolListeners; |
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import java.awt.Cursor; |
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import java.awt.geom.Point2D; |
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import java.text.NumberFormat; |
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import org.cresques.cts.IProjection; |
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import com.iver.andami.PluginServices; |
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import com.iver.andami.ui.mdiFrame.MainFrame; |
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import com.iver.cit.gvsig.fmap.MapContext; |
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import com.iver.cit.gvsig.fmap.MapControl; |
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import com.iver.cit.gvsig.fmap.core.v02.FConstant; |
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import com.iver.cit.gvsig.fmap.tools.BehaviorException; |
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import com.iver.cit.gvsig.fmap.tools.Events.PointEvent; |
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import com.iver.cit.gvsig.fmap.tools.Listeners.PointListener; |
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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 StatusBarListener implements PointListener { |
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private MapControl mapControl = null; |
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private NumberFormat nf = null; |
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/**
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* Crea un nuevo StatusBarListener.
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*
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* @param mc DOCUMENT ME!
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*/
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public StatusBarListener(MapControl mc) {
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mapControl = mc; |
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nf = NumberFormat.getInstance();
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nf.setMaximumFractionDigits(2);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#getCursor()
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*/
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public Cursor getCursor() { |
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return null; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener#cancelDrawing()
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*/
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public boolean cancelDrawing() { |
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return false; |
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} |
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/**
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* 050211, jmorell: M?todo modificado para mejorar la manera de mostrar las
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* coordenadas geod?sicas en la barra de estado. Muestra Lat y Lon y aumenta
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* el n?mero de decimales para cuando trabajemos en coordenadas geod?sicas.
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* @see com.iver.cit.gvsig.fmap.tools.Listeners.PointListener#point(com.iver.cit.gvsig.fmap.tools.Events.PointEvent)
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*/
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public void point(PointEvent event) throws BehaviorException { |
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String[] axisText = new String[2]; |
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axisText[0] = "X = "; |
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axisText[1] = "Y = "; |
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Point2D p = mapControl.getMapContext().getViewPort().toMapPoint(event.getPoint());
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setFractionDigits(p); |
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axisText = setCoorDisplayText(axisText); |
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MainFrame mF = PluginServices.getMainFrame(); |
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if (mF != null){ |
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mF.getStatusBar().setMessage("units",
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PluginServices.getText(this, FConstant.NAMES[mapControl.getMapContext().getViewPort().getDistanceUnits()]));
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// FJP: No se debe llamar a setControlValue desde aqu?, porque
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// cambia la escala, y con ella el viewPort (adem?s, de
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// la vista que no es).
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// mF.getStatusBar().setControlValue("scale",String.valueOf(mapControl.getMapContext().getScaleView()));
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// Fin
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mF.getStatusBar().setMessage("projection", mapControl.getViewPort().getProjection().getAbrev());
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String[] coords=getCoords(p); |
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mF.getStatusBar().setMessage("x", axisText[0] + coords[0]); |
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mF.getStatusBar().setMessage("y", axisText[1] + coords[1]); |
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} |
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} |
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/**
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* Aumenta el n?mero de decimales visibles cuando trabajamos con coordeandas
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* geod?sicas. En concreto se a?aden 8 decimales, con lo que logramos una
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* definici?n subm?trica.
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* 050211, jmorell.
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* @param p
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*/
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public void setFractionDigits(Point2D p) { |
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IProjection iProj = mapControl.getMapContext().getProjection(); |
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if (!iProj.isProjected()) {
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nf.setMaximumFractionDigits(8);
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} else {
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nf.setMaximumFractionDigits(2);
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} |
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} |
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/**
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* Cambia X e Y por Lat y Lon enb la barra de estado cuando trabajamos con
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* coordenadas geod?sicas.
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* 050211, jmorell.
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* @param p
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*/
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public String[] setCoorDisplayText(String[] axisText) { |
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IProjection iProj = mapControl.getMapContext().getProjection(); |
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if (!iProj.isProjected() || mapControl.getViewPort().getDistanceUnits()==MapContext.NAMES.length-1) { |
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axisText[0] = "Lon = "; |
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axisText[1] = "Lat = "; |
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} else {
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axisText[0] = "X = "; |
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axisText[1] = "Y = "; |
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} |
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return axisText;
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} |
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private String formatDegrees(double d) { |
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String signo = d<0 ? "-" : ""; |
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d = Math.abs(d);
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long grado = 0; |
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double minuto = 0; |
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double segundo = 0; |
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grado = (long)(d);
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minuto = (d - grado) * 60;
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segundo = (minuto - (long) minuto)*60; |
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// System.out.println("Grados: " + grado);
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// System.out.println("Minutos: " + minuto);
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// System.out.println("Segundos: " + segundo);
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return signo+grado+"? "+(long) minuto+"' "+(long)segundo+"''"; |
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} |
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public String[] getCoords(Point2D p) { |
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String[] coords=new String[2]; |
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IProjection iProj = mapControl.getMapContext().getProjection(); |
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if (!iProj.isProjected()) {
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coords[0]=String.valueOf(formatDegrees(p.getX())); |
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coords[1]=String.valueOf(formatDegrees(p.getY())); |
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} else {
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if (mapControl.getViewPort().getDistanceUnits()==MapContext.NAMES.length-1) { |
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Point2D pgeo=iProj.toGeo(p);
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coords[0]=String.valueOf(formatDegrees(pgeo.getX())); |
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coords[1]=String.valueOf(formatDegrees(pgeo.getY())); |
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}else {
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if (mapControl.getViewPort().getMapUnits()==MapContext.NAMES.length) {
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mapControl.getViewPort().setMapUnits(1);
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} |
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coords[0]=String.valueOf(nf.format((p.getX()/MapContext.CHANGEM[mapControl.getViewPort().getDistanceUnits()])*MapContext.CHANGEM[mapControl.getViewPort().getMapUnits()])); |
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coords[1]=String.valueOf(nf.format((p.getY()/MapContext.CHANGEM[mapControl.getViewPort().getDistanceUnits()])*MapContext.CHANGEM[mapControl.getViewPort().getMapUnits()])); |
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} |
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} |
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return coords;
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} |
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public void pointDoubleClick(PointEvent event) throws BehaviorException { |
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// TODO Auto-generated method stub
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} |
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} |