package org.autoplot; import java.util.logging.Level; import org.das2.graph.DasAxis; import org.das2.graph.DasPlot; import java.awt.Component; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.io.IOException; import java.util.logging.Logger; import javax.swing.Timer; import org.das2.graph.DasCanvas; import org.autoplot.dom.ApplicationController; import org.autoplot.dom.Canvas; import org.autoplot.dom.CanvasController; import org.autoplot.layout.LayoutUtil; /** * Listens to changes in axis labels and colorbar visible to trigger relayout. * @author jbf */ public class LayoutListener implements PropertyChangeListener { ApplicationModel model; Timer t; private static final Logger logger = org.das2.util.LoggerManager.getLogger("autoplot.dom.layout.listener"); public static final String PENDING_CHANGE_AUTOLAYOUT= "autolayout"; public LayoutListener(ApplicationModel model) { this.model = model; } public void listenTo( DasPlot plot ) { plot.addPropertyChangeListener(DasPlot.PROP_TITLE, this); plot.getXAxis().addPropertyChangeListener(DasAxis.PROP_BOUNDS, this); plot.getYAxis().addPropertyChangeListener(DasAxis.PROP_BOUNDS, this); plot.addPropertyChangeListener(DasPlot.PROP_LEGENDPOSITION,this); } public void listenTo( DasAxis colorbar ) { colorbar.addPropertyChangeListener("visible", this); colorbar.addPropertyChangeListener(DasAxis.PROP_BOUNDS, this ); } @Override public void propertyChange(PropertyChangeEvent evt) { final Canvas canvas= model.dom.getController().getCanvas(); final CanvasController cc= canvas.getController(); final DasCanvas dasCanvas= cc.getDasCanvas(); if (model.dom.getOptions().isAutolayout() && dasCanvas.getWidth()>0 ) { logger.log(Level.FINER, "property change: {0}", evt.getPropertyName()); if (evt.getSource() instanceof Component && ((Component) evt.getSource()).isVisible()) { if (t == null) { logger.finer("create timer "); t = new Timer(100, new ActionListener() { @Override public void actionPerformed(ActionEvent e) { synchronized ( LayoutListener.this ) { if ( model.dom.getOptions().isAutolayout() ) { //bug 3034795 (now 411) logger.finer("do autolayout"); ApplicationController applicationController= model.getDocumentModel().getController(); cc.performingChange(LayoutListener.this,PENDING_CHANGE_AUTOLAYOUT); dasCanvas.performingChange(LayoutListener.this, PENDING_CHANGE_AUTOLAYOUT); // try { // ScriptContext.save( String.format( "/tmp/ap/%09d.before.vap", System.currentTimeMillis() ) ); // } catch (IOException ex) { // Logger.getLogger(LayoutListener.class.getName()).log(Level.SEVERE, null, ex); // } // System.err.println( "marginRowBefore: "+applicationController.getRow() ); LayoutUtil.autolayout( dasCanvas, applicationController.getRow(), applicationController.getColumn() ); // System.err.println( "marginRowAfter: "+applicationController.getRow() ); // try { // ScriptContext.save( String.format( "/tmp/ap/%09d._after.vap", System.currentTimeMillis() ) ); // } catch (IOException ex) { // Logger.getLogger(LayoutListener.class.getName()).log(Level.SEVERE, null, ex); // } dasCanvas.changePerformed(LayoutListener.this, PENDING_CHANGE_AUTOLAYOUT); cc.changePerformed(LayoutListener.this,PENDING_CHANGE_AUTOLAYOUT); } else { // the timer was tickled, but in the meantime the autolayout was set to false. dasCanvas.performingChange(LayoutListener.this, PENDING_CHANGE_AUTOLAYOUT); dasCanvas.changePerformed(LayoutListener.this, PENDING_CHANGE_AUTOLAYOUT); cc.performingChange(LayoutListener.this, PENDING_CHANGE_AUTOLAYOUT); cc.changePerformed(LayoutListener.this,PENDING_CHANGE_AUTOLAYOUT); } } } }); t.setRepeats(false); } synchronized ( LayoutListener.this ) { if ( dasCanvas.isPendingChanges(PENDING_CHANGE_AUTOLAYOUT) ) { logger.finer("autolayout is already pending"); } else { cc.registerPendingChange(LayoutListener.this,PENDING_CHANGE_AUTOLAYOUT); dasCanvas.registerPendingChange(LayoutListener.this, PENDING_CHANGE_AUTOLAYOUT); t.restart(); } } } } } }