Java tutorial
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See the GNU Lesser General Public License for more details see http://opensource.org/licenses/lgpl-license.php. http://www.SOCR.ucla.edu http://wiki.stat.ucla.edu/socr It s Online, Therefore, It Exists! ****************************************************/ package edu.ucla.stat.SOCR.chart; import java.awt.Color; import java.awt.Container; import java.awt.Dimension; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.util.ArrayList; import java.util.StringTokenizer; import java.lang.NumberFormatException; import javax.swing.BoxLayout; import javax.swing.JLabel; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.table.TableColumnModel; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.block.ColumnArrangement; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.category.LineAndShapeRenderer; import org.jfree.chart.renderer.xy.ClusteredXYBarRenderer; import org.jfree.chart.title.LegendTitle; import org.jfree.data.category.CategoryDataset; import org.jfree.data.general.DefaultPieDataset; import org.jfree.data.xy.IntervalXYDataset; import org.jfree.ui.HorizontalAlignment; import org.jfree.ui.VerticalAlignment; import edu.ucla.stat.SOCR.chart.data.SimpleIntervalXYDataset2; import edu.ucla.stat.SOCR.chart.gui.HiddenPlot; import edu.ucla.stat.SOCR.chart.gui.SOCRCategorySeriesLabelGenerator; import edu.ucla.stat.SOCR.util.EditableHeader; /** * A simple demonstration application showing how to create a YInterval chart using * data from a {@link IntervalXYDataset}. */ public class SuperYIntervalChart extends Chart implements PropertyChangeListener { IntervalXYDataset dataset; public void doTest() { JFreeChart chart; ChartGenerator_JTable chartMaker = new ChartGenerator_JTable(); resetChart(); showMessageDialog("SuperYIntervalChart doTest get called!"); int no_series = (dataTable.getColumnCount() - 2) / 2; int[][] pairs = new int[no_series][2]; for (int i = 0; i < no_series; i++) { pairs[i][0] = 2 * i; //column x pairs[i][1] = 2 * i + 1; //column y } chart = chartMaker.getYIntervalChart("YInterVal Chart", "X", "Y", dataTable, no_series, pairs, ""); chartPanel = new ChartPanel(chart, false); setChart(); } public void init() { depLabel = new JLabel("Y"); indLabel = new JLabel("X"); super.init(); depMax = 1; // max number of dependent var indMax = 1; // max number of independent var updateStatus(url); resetExample(); validate(); } /** * create chart using data from the dataTable */ public void doChart() { if (dataTable.isEditing()) dataTable.getCellEditor().stopCellEditing(); if (!hasExample) { showMessageDialog(DATA_MISSING_MESSAGE); resetChart(); return; } if (dependentIndex < 0 || independentIndex < 0 || independentLength == 0 || dependentLength == 0) { showMessageDialog(VARIABLE_MISSING_MESSAGE); resetChart(); return; } isDemo = false; dataset = createDataset(isDemo); // not a demo, so get data from the table JFreeChart chart = createChart(dataset); chartPanel = new ChartPanel(chart, isDemo); setChart(); } /** * * @param isDemo data come from demo(true) or dataTable(false) * @return */ protected IntervalXYDataset createDataset(boolean isDemo) { if (isDemo) { updateStatus("isDemo==true in " + this.getClass().getName() + " class! return null Dataset, check the code!"); return null; } else { try { double[] x; double[] y1, y2; setArrayFromTable(); y1 = new double[xyLength]; y2 = new double[xyLength]; x = new double[xyLength]; int[] skipx = new int[xyLength]; int[] skipy = new int[xyLength]; String yy[] = new String[2]; for (int i = 0; i < xyLength; i++) if (indepValues[i][0] == null || indepValues[i][0].length() == 0) skipx[i] = 1; else x[i] = Double.parseDouble(indepValues[i][0]); for (int i = 0; i < xyLength; i++) { if (depValues[i][0] == null || depValues[i][0].length() == 0) { skipy[0] = 1; } else { StringTokenizer st = new StringTokenizer(depValues[i][0], DELIMITERS); yy[0] = st.nextToken(); yy[1] = st.nextToken(); //yy = depValues[i][0].split("( *)+,+( *)") ; y1[i] = Double.parseDouble(yy[0]); y2[i] = Double.parseDouble(yy[1]); } } ArrayList<Double> yy1 = new ArrayList<Double>(); ArrayList<Double> yy2 = new ArrayList<Double>(); ArrayList<Double> xx = new ArrayList<Double>(); for (int i = 0; i < xyLength; i++) if (skipx[i] != 1 && skipy[i] != 1) { yy1.add(y1[i]); yy2.add(y2[i]); xx.add(x[i]); } y1 = new double[yy1.size()]; y2 = new double[yy1.size()]; x = new double[yy1.size()]; for (int i = 0; i < yy1.size(); i++) { y1[i] = yy1.get(i); y2[i] = yy2.get(i); x[i] = xx.get(i); } SimpleIntervalXYDataset2 ds = new SimpleIntervalXYDataset2(yy1.size(), x, y1, y2); if (dependentHeaders != null && dependentHeaders[0] != null) { String name = dependentHeaders[0]; if (name.indexOf(":") != -1) name = name.substring(0, name.indexOf(":")); ds.setSeriesKey(name); } return ds; } catch (NumberFormatException e) { showMessageDialog("Data format error!"); return null; } } } protected void setXYArray() { } /** * Creates a chart. * * @param dataset the dataset. * * @return a chart. */ protected JFreeChart createChart(IntervalXYDataset dataset) { JFreeChart chart = ChartFactory.createXYBarChart(chartTitle, // chart title "Date", // domain axis label true, "Y", // range axis label dataset, // data PlotOrientation.VERTICAL, !legendPanelOn, // include legend true, false); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... XYPlot plot = chart.getXYPlot(); plot.setRenderer(new ClusteredXYBarRenderer()); // OPTIONAL CUSTOMISATION COMPLETED. return chart; } protected JFreeChart createLegend(IntervalXYDataset dataset) { JFreeChart chart = ChartFactory.createXYBarChart(chartTitle, // chart title "Date", // domain axis label true, "Y", // range axis label dataset, // data PlotOrientation.VERTICAL, true, // include legend true, false); // NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART... XYPlot plot = chart.getXYPlot(); plot.setRenderer(new ClusteredXYBarRenderer()); return chart; } protected JFreeChart createLegendChart(JFreeChart origchart) { JFreeChart legendChart = new JFreeChart("", null, new HiddenPlot(), false); legendChart.setBackgroundPaint(Color.white); XYPlot plot = (XYPlot) origchart.getPlot(); LegendTitle legendTitle = new LegendTitle(plot, new ColumnArrangement(HorizontalAlignment.LEFT, VerticalAlignment.CENTER, 0, 0), new ColumnArrangement(HorizontalAlignment.LEFT, VerticalAlignment.CENTER, 0, 0)); legendChart.addLegend(legendTitle); return legendChart; } protected void setChart() { // update graph // System.out.println("setChart called"); graphPanel.removeAll(); graphPanel.setLayout(new BoxLayout(graphPanel, BoxLayout.Y_AXIS)); chartPanel.setPreferredSize(new Dimension(CHART_SIZE_X, CHART_SIZE_Y)); if (legendPanelOn) { JFreeChart chart2 = createLegendChart(createLegend(dataset)); legendPanel = new ChartPanel(chart2, false); //legendPanel.setPreferredSize(new Dimension(CHART_SIZE_X,CHART_SIZE_Y*2/3)); } graphPanel.add(chartPanel); JScrollPane legendPane = new JScrollPane(legendPanel); if (legendPanelOn) { legendPane.setPreferredSize(new Dimension(CHART_SIZE_X, CHART_SIZE_Y / 5)); graphPanel.add(legendPane); } graphPanel.validate(); // get the GRAPH panel to the front if (tabbedPanelContainer.getTitleAt(tabbedPanelContainer.getSelectedIndex()) != ALL) { tabbedPanelContainer.setSelectedIndex(tabbedPanelContainer.indexOfComponent(graphPanel)); graphPanel.removeAll(); graphPanel.setLayout(new BoxLayout(graphPanel, BoxLayout.Y_AXIS)); graphPanel.add(chartPanel); if (legendPanelOn) { legendPane = new JScrollPane(legendPanel); legendPane.setPreferredSize(new Dimension(CHART_SIZE_X, CHART_SIZE_Y / 5)); graphPanel.add(legendPane); } graphPanel.validate(); } else { graphPanel2.removeAll(); chartPanel.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, CHART_SIZE_Y * 2 / 3)); //legendPanel.setPreferredSize(new Dimension(CHART_SIZE_X*2/3,CHART_SIZE_Y*2/5)); graphPanel2.add(chartPanel); if (legendPanelOn) { legendPane = new JScrollPane(legendPanel); legendPane.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, CHART_SIZE_Y * 2 / 5)); graphPanel2.add(legendPane); } graphPanel2.validate(); summaryPanel.validate(); } } /** * Creates a panel for the demo (used by SuperDemo.java). * * @return A panel. */ /* public static JPanel createDemoPanel() { JFreeChart chart = createChart(createDataset()); return new ChartPanel(chart); }*/ public void propertyChange(PropertyChangeEvent e) { String propertyName = e.getPropertyName(); System.err.println("From RegCorrAnal:: propertyName =" + propertyName + "!!!"); if (propertyName.equals("DataUpdate")) { //update the local version of the dataTable by outside source dataTable = (JTable) (e.getNewValue()); dataPanel.removeAll(); dataPanel.add(new JScrollPane(dataTable)); System.err.println("From RegCorrAnal:: data UPDATED!!!"); } } public Container getDisplayPane() { return this.getContentPane(); } /** * reset dataTable to default (demo data), and refesh chart */ public void resetExample() { isDemo = true; dataset = createDataset(isDemo); JFreeChart chart = createChart(dataset); chartPanel = new ChartPanel(chart, false); setChart(); hasExample = true; convertor.YIntervalDataset2Table(dataset); JTable tempDataTable = convertor.getTable(); resetTableRows(tempDataTable.getRowCount()); resetTableColumns(tempDataTable.getColumnCount()); for (int i = 0; i < tempDataTable.getColumnCount(); i++) { columnModel.getColumn(i).setHeaderValue(tempDataTable.getColumnName(i)); // System.out.println("updateExample tempDataTable["+i+"] = " +tempDataTable.getColumnName(i)); } columnModel = dataTable.getColumnModel(); dataTable.setTableHeader(new EditableHeader(columnModel)); for (int i = 0; i < tempDataTable.getRowCount(); i++) for (int j = 0; j < tempDataTable.getColumnCount(); j++) { dataTable.setValueAt(tempDataTable.getValueAt(i, j), i, j); } dataPanel.removeAll(); dataPanel.add(new JScrollPane(dataTable)); dataTable.setGridColor(Color.gray); dataTable.setShowGrid(true); // this is a fix for the BAD SGI Java VM - not up to date as of dec. 22, 2003 try { dataTable.setDragEnabled(true); } catch (Exception e) { } dataPanel.validate(); // do the mapping setMapping(); updateStatus(url); } public void setDataTable(String input) { hasExample = true; StringTokenizer lnTkns = new StringTokenizer(input, "#"); String line; int rowCt = lnTkns.countTokens(); resetTableRows(rowCt); resetTableColumns(2); int r = 0; while (lnTkns.hasMoreTokens()) { line = lnTkns.nextToken(); // String tb[] =line.split("\t"); StringTokenizer pairTkns = new StringTokenizer(line, ";");// IE use "space" Mac use tab as cell separator int cellCnt = pairTkns.countTokens(); for (int i = 0; i < cellCnt; i++) { dataTable.setValueAt(pairTkns.nextToken(), r, i); } r++; } // this will update the mapping panel resetTableColumns(dataTable.getColumnCount()); } public void setXLabel(String xLabel) { domainLabel = xLabel; TableColumnModel columnModel = dataTable.getColumnModel(); columnModel.getColumn(0).setHeaderValue(domainLabel); dataTable.setTableHeader(new EditableHeader(columnModel)); } public void setYLabel(String yLabel) { rangeLabel = yLabel; TableColumnModel columnModel = dataTable.getColumnModel(); columnModel.getColumn(1).setHeaderValue(rangeLabel); dataTable.setTableHeader(new EditableHeader(columnModel)); } // this will update the mapping panel public void setMapping() { addButtonIndependent(); addButtonDependent(); } }