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 cmsc105_mp2; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Collections; import java.util.logging.Level; import java.util.logging.Logger; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import javax.swing.JFileChooser; import javax.swing.JFrame; import javax.swing.WindowConstants; import org.jfree.chart.ChartFactory; import org.jfree.chart.JFreeChart; import org.jfree.chart.plot.PlotOrientation; import org.jfree.data.xy.XYSeries; import org.jfree.data.xy.XYSeriesCollection; /** * * @author czarinarae */ public class Plot extends javax.swing.JFrame { /** * Creates new form Plot */ public Plot() { initComponents(); } public Plot(Data d, float window, Double threshold) { initComponents(); createGraph(d, window, threshold); this.setVisible(true); this.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); } /** * 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. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { jPanel1 = new javax.swing.JPanel(); jLabel1 = new javax.swing.JLabel(); jButton1 = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); jButton1.setText("SAVE"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { jButton1ActionPerformed(evt); } }); javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1); jPanel1.setLayout(jPanel1Layout); jPanel1Layout .setHorizontalGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, jPanel1Layout.createSequentialGroup() .addContainerGap(575, Short.MAX_VALUE).addComponent(jButton1).addContainerGap())); jPanel1Layout.setVerticalGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(jPanel1Layout.createSequentialGroup() .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 305, javax.swing.GroupLayout.PREFERRED_SIZE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(jButton1) .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addComponent( jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)); pack(); }// </editor-fold>//GEN-END:initComponents private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed JFileChooser chooser = new JFileChooser(); chooser.setCurrentDirectory(new File("Documents")); int retrival = chooser.showSaveDialog(null); if (retrival == JFileChooser.APPROVE_OPTION) { try { ImageIO.write(bImage1, "png", new File(chooser.getSelectedFile() + ".png")); } catch (IOException ex) { System.out.println("Unable to Print!"); } } }//GEN-LAST:event_jButton1ActionPerformed /** * @param args the command line arguments */ public static void main(String args[]) { /* Set the Nimbus look and feel */ //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) "> /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel. * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html */ try { for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) { if ("Nimbus".equals(info.getName())) { javax.swing.UIManager.setLookAndFeel(info.getClassName()); break; } } } catch (ClassNotFoundException ex) { java.util.logging.Logger.getLogger(Plot.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (InstantiationException ex) { java.util.logging.Logger.getLogger(Plot.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (IllegalAccessException ex) { java.util.logging.Logger.getLogger(Plot.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } catch (javax.swing.UnsupportedLookAndFeelException ex) { java.util.logging.Logger.getLogger(Plot.class.getName()).log(java.util.logging.Level.SEVERE, null, ex); } //</editor-fold> /* Create and display the form */ java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new Plot().setVisible(true); } }); } BufferedImage bImage1; public void createGraph(Data d, float window, Double threshold) { XYSeries data = new XYSeries("data"); double min = Double.MAX_VALUE; double max = Double.MIN_VALUE; for (double num : d.plots) { if (max < num) max = num; if (min > num) min = num; } max += 3; min -= 3; ArrayList<XYSeries> xy = new ArrayList(); ArrayList<Integer> points = new ArrayList(); for (int j = (int) (window / 2); j < d.plots.length - (window / 2); j++) { data.add(j, d.plots[j]); System.out.println(points.size()); if (d.plots[j] > threshold) { points.add(j); } else { if (points.size() >= window) { System.out.println("MIN!"); XYSeries series = new XYSeries("trend"); for (int n : points) { series.add(n, max); } xy.add(series); } points = new ArrayList(); } } if (points.size() >= window) { XYSeries series = new XYSeries("trend"); for (int n : points) { series.add(n, max); } xy.add(series); } XYSeriesCollection my_data_series = new XYSeriesCollection(); my_data_series.addSeries(data); for (XYSeries x : xy) { my_data_series.addSeries(x); } XYSeries thresh = new XYSeries("threshold"); for (int j = 0; j < d.plots.length; j++) { thresh.add(j, threshold); } my_data_series.addSeries(thresh); System.out.println(d.name); JFreeChart XYLineChart = ChartFactory.createXYLineChart(d.name, "Position", "Average", my_data_series, PlotOrientation.VERTICAL, true, true, false); bImage1 = (BufferedImage) XYLineChart.createBufferedImage(600, 300); ImageIcon imageIcon = new ImageIcon(bImage1); jLabel1.setIcon(imageIcon); } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JButton jButton1; private javax.swing.JLabel jLabel1; private javax.swing.JPanel jPanel1; // End of variables declaration//GEN-END:variables }