Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package eremeykin.pete.plotter; import eremeykin.pete.api.core.centrallookupapi.CentralLookup; import eremeykin.pete.api.core.logger.Logger; import eremeykin.pete.api.core.logger.LoggerManager; import eremeykin.pete.api.core.workspace.WorkspaceManager; import eremeykin.pete.api.model.Model; import eremeykin.pete.api.model.ModelChangedEvent; import eremeykin.pete.api.model.ModelChangedListener; import java.awt.BasicStroke; import java.awt.BorderLayout; import java.awt.Color; import java.io.File; import java.io.FileNotFoundException; import java.io.FilenameFilter; import java.util.AbstractMap; import java.util.ArrayList; import java.util.Collection; import java.util.List; import java.util.Map; import java.util.Scanner; import javafx.application.Platform; import javax.swing.JOptionPane; import javax.swing.SwingWorker; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.plot.PolarPlot; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; import org.jfree.data.xy.XYDataset; import org.jfree.data.xy.XYSeries; import org.jfree.data.xy.XYSeriesCollection; import org.netbeans.api.settings.ConvertAsProperties; import org.openide.awt.ActionID; import org.openide.awt.ActionReference; import org.openide.util.Lookup; import org.openide.util.LookupEvent; import org.openide.util.LookupListener; import org.openide.windows.TopComponent; import org.openide.util.NbBundle.Messages; /** * Top component which displays something. */ //@ConvertAsProperties( // dtd = "-//eremeykin.pete.plotter//CartesianPlotter//EN", // autostore = false //) @TopComponent.Description(preferredID = "CartesianPlotterTopComponent", //iconBase="SET/PATH/TO/ICON/HERE", persistenceType = TopComponent.PERSISTENCE_ALWAYS) @TopComponent.Registration(mode = "explorer", openAtStartup = false) @ActionID(category = "Window", id = "eremeykin.pete.plotter.CartesianPlotterTopComponent") @ActionReference(path = "Menu/Window" /*, position = 333 */) @TopComponent.OpenActionRegistration(displayName = "#CTL_CartesianPlotterAction", preferredID = "CartesianPlotterTopComponent") @Messages({ "CTL_CartesianPlotterAction=CartesianPlotter", "CTL_CartesianPlotterTopComponent=CartesianPlotter Window", "HINT_CartesianPlotterTopComponent=This is a CartesianPlotter window" }) public final class CartesianPlotterTopComponent extends TopComponent implements LookupListener, ModelChangedListener, FileWatcher.Updateable { private static final Logger LOGGER = LoggerManager.getLogger(PlotterTopComponent.class); private File home; Model model; private Lookup.Result<Model> modelResult = null; private final FileWatcher watchThread = new FileWatcher(this); private ChartPanel chartPanel; private XYPlot plot; public CartesianPlotterTopComponent() { initComponents(); setName(Bundle.CTL_CartesianPlotterTopComponent()); setToolTipText(Bundle.HINT_CartesianPlotterTopComponent()); final XYSeriesCollection dataset = new XYSeriesCollection(); final XYSeries toleranceSeries = new XYSeries("Tolerance"); final XYSeries dataSeries = new XYSeries("U"); dataset.addSeries(dataSeries); dataset.addSeries(toleranceSeries); final JFreeChart chart = createChart(dataset); chartPanel = new ChartPanel(chart); setLayout(new java.awt.BorderLayout()); add(chartPanel, BorderLayout.CENTER); validate(); } /** * This method is called from within the constructor to initialize the form. * WARNING: Do NOT modify this code. The content of this method is always * regenerated by the Form Editor. */ // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this); this.setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 400, Short.MAX_VALUE)); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 300, Short.MAX_VALUE)); }// </editor-fold>//GEN-END:initComponents // Variables declaration - do not modify//GEN-BEGIN:variables // End of variables declaration//GEN-END:variables @Override public void componentOpened() { modelResult = CentralLookup.getDefault().lookupResult(Model.class); modelResult.addLookupListener(this); home = WorkspaceManager.INSTANCE.getWorkspace(); try { watchThread.start(); } catch (IllegalThreadStateException exc) { } } @Override public void componentClosed() { model.removeModelChangedListener(this); watchThread.stopWatch(); } void writeProperties(java.util.Properties p) { p.setProperty("version", "1.0"); } void readProperties(java.util.Properties p) { String version = p.getProperty("version"); } private void clear() { // toleranceSeries.clear(); // dataSeries.clear(); } @Override public void update() { // for first rpt file if (model == null) { clear(); return; } File[] rptFiles = home.listFiles(filter()); // catch if there is no such file if (rptFiles.length == 0) { clear(); return; } File firstRPT = rptFiles[0]; Scanner scanner; try { scanner = new Scanner(firstRPT); scanner.useDelimiter("\\s+|\n"); } catch (FileNotFoundException ex) { clear(); return; } List<Map.Entry<Double, Double>> tmpList = new ArrayList<>(); for (int i = 0; scanner.hasNext(); i++) { String line = scanner.next(); try { double x1 = Double.valueOf(line); line = scanner.next(); double x2 = Double.valueOf(line); // System.out.println("x1=" + x1 + "\nx2=" + x2); tmpList.add(new AbstractMap.SimpleEntry<>(x1, x2)); } catch (NumberFormatException ex) { // only if it is the third or following line if (i > 1) { LOGGER.error("Error while parsing double from file: " + firstRPT.getAbsolutePath()); JOptionPane.showMessageDialog(this, "Error while parsing result file.", "Parsing error", JOptionPane.ERROR_MESSAGE); } } } if (tmpList.isEmpty()) { clear(); return; } fillData(tmpList); } protected void fillData(List<Map.Entry<Double, Double>> tmpList) { final XYSeriesCollection dataset = new XYSeriesCollection(); final XYSeries toleranceSeries1 = new XYSeries("es"); final XYSeries toleranceSeries2 = new XYSeries("ei"); final XYSeries dataSeries = new XYSeries("U"); final XYSeries diameter = new XYSeries("d"); for (Map.Entry<Double, Double> point : tmpList) { Double xv = point.getKey(); Double yv = point.getValue(); if (xv == null || yv == null) { continue; } dataSeries.add(xv, yv); toleranceSeries1.add(xv, Double.valueOf(model.getParameterByID(model.getRoot(), 5).getValue())); toleranceSeries2.add(xv, Double.valueOf("-" + model.getParameterByID(model.getRoot(), 5).getValue())); diameter.add(xv, Double.valueOf(0)); } dataset.addSeries(dataSeries); dataset.addSeries(toleranceSeries1); dataset.addSeries(toleranceSeries2); dataset.addSeries(diameter); plot.setDataset(dataset); } JFreeChart createChart(XYDataset dataset) { // create the chart... final JFreeChart chart = ChartFactory.createXYLineChart(" ?", // chart title "???", // x axis label "", // y axis label dataset, // data PlotOrientation.VERTICAL, true, // include legend true, // tooltips false // urls ); chart.setTitle(new org.jfree.chart.title.TextTitle(" ?", new java.awt.Font("Arial", java.awt.Font.PLAIN, 16))); chart.setBackgroundPaint(Color.white); plot = chart.getXYPlot(); plot.setBackgroundPaint(Color.WHITE); // plot.setAxisOffset(new Spacer(Spacer.ABSOLUTE, 5.0, 5.0, 5.0, 5.0)); plot.setDomainGridlinePaint(Color.DARK_GRAY); plot.setRangeGridlinePaint(Color.DARK_GRAY); final XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer(); renderer.setSeriesShapesVisible(0, true); renderer.setSeriesShapesVisible(1, false); renderer.setSeriesShapesVisible(2, false); renderer.setSeriesShapesVisible(3, false); renderer.setSeriesPaint(0, Color.RED); renderer.setSeriesPaint(1, Color.BLUE); renderer.setSeriesPaint(2, Color.BLUE); renderer.setSeriesPaint(3, Color.BLACK); // renderer.setSeriesStroke(1, new BasicStroke(1.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND, 1.0f, new float[] {6.0f, 6.0f}, 0.0f )); plot.setRenderer(renderer); return chart; } FilenameFilter filter() { return new FilenameFilter() { @Override public boolean accept(File dir, String name) { return name.endsWith("Z.rpt"); } }; } @Override public void modelChanged(ModelChangedEvent evt) { update(); } @Override public void resultChanged(LookupEvent ev) { Collection<? extends Model> allModels = modelResult.allInstances(); if (!allModels.isEmpty()) { model = allModels.iterator().next(); modelChanged(null); } } @Override public File home() { return home; } }