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.BorderLayout; import java.awt.Color; import java.awt.Container; import java.awt.Dimension; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.lang.reflect.Array; import java.text.DecimalFormat; import java.util.ArrayList; import java.util.Observable; import java.util.Observer; import java.util.StringTokenizer; import java.lang.NumberFormatException; import javax.swing.BoxLayout; import javax.swing.JLabel; import javax.swing.JPanel; 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.axis.NumberAxis; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.XYItemRenderer; //import org.jfree.data.contour.DefaultContourDataset; import org.jfree.data.xy.DefaultXYZDataset; import org.jfree.data.xy.XYZDataset; import edu.ucla.stat.SOCR.chart.data.SampleXYZDataset; import edu.ucla.stat.SOCR.util.EditableHeader; import edu.ucla.stat.SOCR.util.PercentSlider; /** * A simple demonstration application showing how to create a Bubble chart. */ public class SuperXYZChart extends Chart implements PropertyChangeListener, Observer { /** * @uml.property name="x" multiplicity="(0 -1)" dimension="1" */ double[] x; /** * @uml.property name="y" multiplicity="(0 -1)" dimension="1" */ double[] y; /** * @uml.property name="z" multiplicity="(0 -1)" dimension="1" */ double[] z; double zShrinkPercent = 100; JPanel sliderPanel; protected PercentSlider zSlider; protected boolean sliderSetted = false; public void init() { LEGEND_SWITCH = false; indLabel = new JLabel("X"); depLabel = new JLabel("Y/Z"); super.init(); depMax = 2; // max number of dependent var indMax = 1; // max number of independent var updateStatus(url); resetExample(); validate(); } /** * sample code for generating chart using ChartGenerator_JTable */ public void doTest() { JFreeChart chart; ChartGenerator_JTable chartMaker = new ChartGenerator_JTable(); resetChart(); showMessageDialog("SuperXYZChart doTest get called!"); int no_series = (dataTable.getColumnCount()) / 3; int[][] pairs = new int[no_series][3]; for (int i = 0; i < no_series; i++) { pairs[i][0] = 3 * i; //column x pairs[i][1] = 3 * i + 1; //column y pairs[i][2] = 3 * i + 2; //column y } chart = chartMaker.getXYZBubbleChart("Bubble Chart", "X", "Y", dataTable, no_series, pairs, ""); chartPanel = new ChartPanel(chart, false); setChart(); } /** * create chart using data from the dataTable */ public void doChart() { if (dataTable.isEditing()) dataTable.getCellEditor().stopCellEditing(); if (!hasExample) { showMessageDialog(DATA_MISSING_MESSAGE); resetChart(); return; } isDemo = false; XYZDataset dataset = createDataset(isDemo); JFreeChart chart = createChart(dataset); chartPanel = new ChartPanel(chart, isDemo); setChart(); //updateStatus("Chart has been updated, click GRAPH to view it."); } /** * * @param isDemo data come from demo(true) or dataTable(false) * @return */ protected XYZDataset createDataset(boolean isDemo) { if (isDemo) { XYZDataset dataset = new SampleXYZDataset(); domainLabel = "X"; rangeLabel = "Y"; return dataset; } else { setXYZArray(); int len = Array.getLength(x); /* Object[] xData = new Object[len]; Object[] yData = new Object[len]; Object[] zData = new Object[len]; for (int i=0; i<len; i++){ xData[i]=new Double(x[i]); yData[i]=new Double(y[i]); zData[i]=new Double(z[i]); } // create the dataset... DefaultContourDataset dataset = new DefaultContourDataset((Comparable)independentHeaders[0].substring(0,independentHeaders[0].indexOf(":")), xData, yData, zData); */ double[][] data = new double[3][len]; for (int i = 0; i < len; i++) { data[0][i] = x[i]; data[1][i] = y[i]; data[2][i] = z[i] * zShrinkPercent / 100; } DefaultXYZDataset dataset = new DefaultXYZDataset(); String serieName = independentHeaders[0]; if (independentHeaders[0].indexOf(":") != -1) serieName = independentHeaders[0].substring(0, independentHeaders[0].indexOf(":")); dataset.addSeries((Comparable) serieName, data); return dataset; } } protected void setZShrinkPercent(double zt) { zShrinkPercent = zt; doChart(); } protected void setXYZArray() { //System.out.println("starting setXYArry"); independentVarLength = lModelIndep.getSize(); dependentVarLength = lModelDep.getSize(); int[] independentVar = new int[independentVarLength]; int[] dependentVar = new int[dependentVarLength]; dependentHeaders = new String[dependentVarLength]; independentHeaders = new String[independentVarLength]; //independentVars store the column index for indep int indep = -1; int dep = -1; for (int i = 0; i < listIndex.length; i++) { if (listIndex[i] == 3) { indep++; independentHeaders[indep] = columnModel.getColumn(i).getHeaderValue().toString().trim(); independentVar[indep] = i; } else if (listIndex[i] == 2) { dep++; dependentHeaders[dep] = columnModel.getColumn(i).getHeaderValue().toString().trim(); dependentVar[dep] = i; } } domainLabel = independentHeaders[0]; rangeLabel = dependentHeaders[0]; int xLength = 0; int yLength = 0; //resultPanelTextArea.append("\nRESULT:\n" ); String cellValue = null; ArrayList<String> xList = new ArrayList<String>(); ArrayList<String> yList = new ArrayList<String>(); try { //dependent Y,Z yLength = dataTable.getRowCount(); y = new double[yLength]; z = new double[yLength]; for (int index2 = 0; index2 < dependentVarLength; index2++) { yList = new ArrayList<String>(); yLength = 0; for (int k = 0; k < dataTable.getRowCount(); k++) { try { cellValue = ((String) dataTable.getValueAt(k, dependentVar[index2])).trim(); if (cellValue != null && !cellValue.equals("")) { yList.add(yLength, cellValue); yLength++; } else { continue; // to the next for } } catch (Exception e) { // do nothing? } } try { for (int i = 0; i < yLength; i++) { if ((index2 % 2) == 0) y[i] = Double.parseDouble((String) yList.get(i)); else z[i] = Double.parseDouble((String) yList.get(i)); } } catch (NumberFormatException e) { showMessageDialog("Data format error!"); } } xyLength = yLength; //independents Time x = new double[yLength]; for (int index2 = 0; index2 < independentVarLength; index2++) { xList = new ArrayList<String>(); // for each independent variable xLength = 0; for (int k = 0; k < dataTable.getRowCount(); k++) { try { cellValue = ((String) dataTable.getValueAt(k, independentVar[index2])).trim(); if (cellValue != null && !cellValue.equals("")) { xList.add(xLength, cellValue); xLength++; } else { continue; // to the next for } } catch (Exception e) { showError("Exception: " + e); } } try { for (int i = 0; i < xLength; i++) { x[i] = Double.parseDouble((String) xList.get(i)); //Sy stem.out.println("x["+i+"]["+index2+"]="+x[i][index2]); } } catch (NumberFormatException e) { showMessageDialog("Data format error!"); } } } catch (Exception e) { showError("Exception In outer catch: " + e); } //System.out.println("ending setXYArry"); } /** * Creates a chart. * * @param dataset the dataset. * * @return a chart. */ protected JFreeChart createChart(XYZDataset dataset) { // create the chart... JFreeChart chart = ChartFactory.createBubbleChart(chartTitle, // chart titl rangeLabel, // y axis label domainLabel, // x axis label dataset, // data PlotOrientation.VERTICAL, !legendPanelOn, // include legend true, // tooltips false // urls ); XYPlot plot = (XYPlot) chart.getPlot(); plot.setForegroundAlpha(0.65f); XYItemRenderer renderer = plot.getRenderer(); renderer.setSeriesPaint(0, Color.blue); // increase the margins to account for the fact that the auto-range // doesn't take into account the bubble size... NumberAxis domainAxis = (NumberAxis) plot.getDomainAxis(); domainAxis.setLowerMargin(0.15); domainAxis.setUpperMargin(0.15); NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis(); rangeAxis.setLowerMargin(0.15); rangeAxis.setUpperMargin(0.15); return chart; } /** * reset dataTable to default (demo data), and refesh chart */ public void resetExample() { reset_Slider(); XYZDataset dataset = createDataset(true); JFreeChart chart = createChart(dataset); chartPanel = new ChartPanel(chart, false); setChart(); hasExample = true; convertor.dataset2Table(dataset); JTable tempDataTable = convertor.getTable(); // resetTable(); resetTableRows(tempDataTable.getRowCount() + 1); 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); dataTable.doLayout(); // 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 int seriesCount = dataset.getSeriesCount(); for (int i = 0; i < seriesCount; i++) { addButtonIndependent(); addButtonDependent(); addButtonDependent(); } //updateStatus(url); } 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)); dataTable.doLayout(); System.err.println("From RegCorrAnal:: data UPDATED!!!"); } } public Container getDisplayPane() { return this.getContentPane(); } public void setDataTable(String input) { hasExample = true; StringTokenizer lnTkns = new StringTokenizer(input, ";"); String line; int rowCt = lnTkns.countTokens(); resetTableRows(rowCt); resetTableColumns(3); int r = 0; while (lnTkns.hasMoreTokens()) { line = lnTkns.nextToken(); // String tb[] =line.split("\t"); StringTokenizer cellTkns = new StringTokenizer(line, ",");// IE use "space" Mac use tab as cell separator int cellCnt = cellTkns.countTokens(); String tb[] = new String[cellCnt]; int r1 = 0; while (cellTkns.hasMoreTokens()) { dataTable.setValueAt(cellTkns.nextToken(), r, 3 * r1); dataTable.setValueAt(cellTkns.nextToken(), r, 3 * r1 + 1); dataTable.setValueAt(cellTkns.nextToken(), r, 3 * r1 + 2); 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); columnModel.getColumn(2).setHeaderValue("Z"); dataTable.setTableHeader(new EditableHeader(columnModel)); } // this will update the mapping panel public void setMapping() { addButtonIndependent(); addButtonDependent(); addButtonDependent(); } protected void initGraphPanel() { // System.out.println("initGraphPanel called"); graphPanel = new JPanel(); graphPanel.setLayout(new BoxLayout(graphPanel, BoxLayout.Y_AXIS)); JFreeChart chart = createEmptyChart(null); //create a empty graph first chartPanel = new ChartPanel(chart, false); chartPanel.setPreferredSize(new Dimension(CHART_SIZE_X, CHART_SIZE_Y - 100)); sliderPanel = new JPanel(); zSlider = new PercentSlider("Bubble Size Percent", 100, 1, 200); // zSlider.setAll(1, 200, zThrinkPercent); reset_Slider();// the range will need to be reset zSlider.setPreferredSize(new Dimension(CHART_SIZE_X, 100)); //zSlider.setSliderSize(new Dimension(CHART_SIZE_X-10,100)); zSlider.addObserver(this); sliderPanel.add(this.zSlider); sliderPanel.setPreferredSize(new Dimension(CHART_SIZE_X + 100, 80)); graphPanel.add(chartPanel); graphPanel.add(sliderPanel); graphPanel.validate(); } protected void setChart() { // update graph //System.out.println("setChart called"); graphPanel.removeAll(); //chartPanel.setPreferredSize(new Dimension(CHART_SIZE_X,CHART_SIZE_Y)); sliderPanel.removeAll(); /*sliderPanel.add(new JLabel("Bin Size")); sliderPanel.add(this.binSlider); sliderPanel.add(new JLabel(":"+this.binSlider.getValue()));*/ zSlider.setPreferredSize(new Dimension(CHART_SIZE_X, 100)); //zSlider.setSliderSize(new Dimension(CHART_SIZE_X-10,100)); sliderPanel.add(this.zSlider); graphPanel.add(chartPanel); graphPanel.add(sliderPanel); graphPanel.validate(); // get the GRAPH panel to the front if (tabbedPanelContainer.getTitleAt(tabbedPanelContainer.getSelectedIndex()) != ALL) tabbedPanelContainer.setSelectedIndex(tabbedPanelContainer.indexOfComponent(graphPanel)); else { graphPanel2.removeAll(); chartPanel.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, CHART_SIZE_Y * 2 / 3)); zSlider.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, 100)); sliderPanel.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, 100)); graphPanel2.add(chartPanel); graphPanel2.add(sliderPanel); graphPanel2.validate(); summaryPanel.validate(); } } protected void setMixPanel() { /*super.setMixPanel(); return;*/ dataPanel2.removeAll(); graphPanel2.removeAll(); chartPanel.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, CHART_SIZE_Y * 2 / 3)); graphPanel2.add(chartPanel); sliderPanel.removeAll(); /* sliderPanel.add(new JLabel("Bin Size")); sliderPanel.add(this.binSlider); sliderPanel.add(new JLabel(":"+this.binSlider.getValue()));*/ zSlider.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, 100)); sliderPanel.add(this.zSlider); sliderPanel.setPreferredSize(new Dimension(CHART_SIZE_X * 2 / 3, 100)); graphPanel2.add(sliderPanel); // the slider graphPanel2.validate(); dataPanel2.add(new JLabel(" ")); dataPanel2.add(new JLabel("Data")); JScrollPane dt = new JScrollPane(dataTable); dt.setRowHeaderView(headerTable); dt.setPreferredSize(new Dimension(CHART_SIZE_X / 3, CHART_SIZE_Y * 3 / 8)); dataPanel2.add(dt); JScrollPane st = new JScrollPane(summaryPanel); st.setPreferredSize(new Dimension(CHART_SIZE_X / 3, CHART_SIZE_Y / 6)); dataPanel2.add(st); st.validate(); dataPanel2.add(new JLabel(" ")); dataPanel2.add(new JLabel("Mapping")); mapPanel.setPreferredSize(new Dimension(CHART_SIZE_X / 3, CHART_SIZE_Y / 2)); dataPanel2.add(mapPanel); dataPanel2.validate(); mixPanel.removeAll(); mixPanel.add(graphPanel2, BorderLayout.WEST); mixPanel.add(new JScrollPane(dataPanel2), BorderLayout.CENTER); mixPanel.validate(); } protected void reset_Slider() { zSlider.setFloatValue(100); zShrinkPercent = 100; } public void update(Observable o, Object arg) { double d = new Double(zSlider.getFloatValue()).doubleValue(); //System.out.println("update get called "+d +" zThrinkPercent="+zThrinkPercent); if (zShrinkPercent - d > 1 || zShrinkPercent - d < -1) setZShrinkPercent(d); return; } }