package timeflow.views;
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import timeflow.app.ui.HtmlDisplay;
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import timeflow.data.analysis.*;
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import timeflow.data.db.*;
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import timeflow.data.time.*;
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import timeflow.format.field.FieldFormatCatalog;
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import timeflow.model.*;
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import java.awt.*;
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import java.util.Date;
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import javax.swing.*;
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public class SummaryView extends AbstractView
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{
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private JEditorPane analysisDisplay;
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private FieldAnalysis[] fieldAnalyzers = new FieldAnalysis[]
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{
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new MissingValueAnalysis(), new RangeDateAnalysis(),
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new RangeNumberAnalysis(), new FrequencyAnalysis()
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};
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private int numItems;
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private int numFiltered;
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private Interval range;
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private JComponent controls;
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public SummaryView(TFModel model)
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{
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super(model);
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analysisDisplay = HtmlDisplay.create();
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JScrollPane scrollPane = new JScrollPane(analysisDisplay);
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setLayout(new GridLayout(1, 1));
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add(scrollPane);
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controls = new HtmlControls("This report gives a <br> statistical breakdown<br> "
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+ "of your data. <p> Reading the summary often helps<br> you find "
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+ "data errors.");
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}
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@Override
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public JComponent _getControls()
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{
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return controls;
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}
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void makeHtml()
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{
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Display d = getModel().getDisplay();
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ActDB db = getModel().getDB();
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ActList acts = getModel().getActs();
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StringBuffer page = new StringBuffer();
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page.append("<blockquote>");
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if (getModel().getDB() == null)
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{
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page.append("<h1><font color=#003399>No data loaded.</font></h1>");
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} else
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{
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page.append("<BR><BR><BR>File: " + getModel().getDbFile() + "<br>");
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page.append("Source: " + getModel().getDB().getSource() + "<br><br>");
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page.append("Description: " + getModel().getDB().getDescription() + "<br><br>");
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page.append("<br><br>");
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page.append("<table border=0>");
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page.append("<tr><td valign=top align=left width=100><b>");
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page.append("<font size=+1>Data</font><br>");
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page.append("</td><td align=top>");
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append(page, "Total events", "" + numItems);
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if (numItems > 0)
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{
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append(page, "Total selected", "" + numFiltered);
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if (numFiltered > 0)
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{
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append(page, "Earliest", new Date(range.start).toString());
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append(page, "Latest", new Date(range.end).toString());
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}
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}
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page.append("<br></td></tr>");
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page.append("<tr><td valign=top align=left width=100><b>");
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page.append("<font size=+1>Fields</font><br>");
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page.append("</td><td align=top>");
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for (Field f : getModel().getDB().getFields())
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{
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append(page, f.getName(), FieldFormatCatalog.humanName(f.getType()) + fieldLabel(f));
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}
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page.append("<br></td></tr>");
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page.append("</table>");
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if (numFiltered > 0)
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{
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page.append("<h1>Statistics (for " + acts.size() + " items)</h1>");
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for (Field field : db.getFields())
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{
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page.append("<h2>" + field.getName() + "</h2>");
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page.append("<ul>");
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for (int i = 0; i < fieldAnalyzers.length; i++)
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{
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FieldAnalysis fa = fieldAnalyzers[i];
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if (fa.canHandleType(field.getType()))
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{
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page.append("<li>");
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page.append("<b><font color=#808080>" + fa.getName() + "</font></b><br>");
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fa.perform(acts, field);
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String[] s = fa.getResultDescription();
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for (int j = 0; j < s.length; j++)
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{
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page.append(s[j]);
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page.append("<br>");
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}
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page.append("</li>");
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}
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}
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page.append("</ul>");
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}
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}
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}
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page.append("</blockquote>");
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analysisDisplay.setText(page.toString());
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analysisDisplay.setCaretPosition(0);
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}
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static void append(StringBuffer page, String label, String value)
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{
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page.append("<b><font color=#808080>" + label + "</font></b> ");
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page.append(value);
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page.append("<br>");
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}
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@Override
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protected void onscreen(boolean majorChange)
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{
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_note(null);
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}
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protected void _note(TFEvent e)
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{
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recalculate();
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makeHtml();
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repaint();
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}
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String fieldLabel(Field f)
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{
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StringBuffer b = new StringBuffer("<b>");
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ActDB db = getModel().getDB();
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for (String v : VirtualField.list())
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{
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if (db.getField(v) != null && db.getField(v).getName().equals(f.getName()))
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{
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b.append(" (Shown in visualization as " + VirtualField.humanName(v) + ")");
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}
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}
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b.append("</b>");
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return b.toString();
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}
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void recalculate()
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{
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ActList acts = getModel().getActs();
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if (acts == null)
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{
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numItems = 0;
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return;
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}
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numFiltered = acts.size();
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numItems = getModel().getDB().size();
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range = DBUtils.range(acts, VirtualField.START);
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}
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@Override
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public String getName()
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{
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return "Summary";
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}
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}
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