/*
    * Jour - java profiler and monitoring library
    *
    * Copyright (C) 2004 Jour team
    *
    * This library is free software; you can redistribute it and/or
    * modify it under the terms of the GNU Library General Public
    * License as published by the Free Software Foundation; either
    * version 2 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Library General Public License for more details.
   *
   * You should have received a copy of the GNU Library General Public
   * License along with this library; if not, write to the
   * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   * Boston, MA  02111-1307, USA.
   */
  package net.sf.jour.rt.swingmonitor;
  
  import java.awt.BorderLayout;
  import java.awt.Color;
  import java.text.DecimalFormat;
  import java.text.SimpleDateFormat;
  import java.util.Iterator;
  
  import javax.swing.BorderFactory;
  
  import net.sf.jour.statistic.Accumulation;
  import net.sf.jour.statistic.MillisecondsPeriod;
  import net.sf.jour.statistic.TimeBaseAccumulationList;
  
  import org.apache.log4j.Logger;
  import org.jfree.chart.ChartFactory;
  import org.jfree.chart.ChartPanel;
  import org.jfree.chart.JFreeChart;
  import org.jfree.chart.StandardLegend;
  import org.jfree.chart.axis.NumberAxis;
  import org.jfree.chart.axis.ValueAxis;
  import org.jfree.chart.labels.StandardXYToolTipGenerator;
  import org.jfree.chart.plot.XYPlot;
  import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
  import org.jfree.chart.renderer.xy.XYItemRenderer;
  import org.jfree.data.time.TimeSeries;
  import org.jfree.data.time.TimeSeriesCollection;
  import org.jfree.data.xy.XYDataset;
  
  /***
   * TODO Add docs
   *
   * Created on 13.12.2004
   * Contributing Author(s):
   *
   *   Misha Lifschitz <mishalifschitz at users.sourceforge.net> (Inital implementation)
   *   Vlad Skarzhevskyy <vlads at users.sourceforge.net> (Inital implementation)
   *
   * @author vlads
   * @version $Revision: 1.7 $ ($Author: vlads $)  $Date: 2004/12/17 04:17:46 $
   */
  public class MethodsChartPanel extends MonitoringJPanel {
      
      protected static final Logger log = Logger.getLogger(MethodsChartPanel.class);
      
      TimeSeries timeseriesAvg;
      TimeSeries timeseriesMax;
      TimeSeries timeseriesMin;
  
      TimeSeries timeseriesCalls;
  
      Object statItem;
  
      MethodExceutionStatistics methodStat;
  
      String methodName;
      
      public MethodsChartPanel(Object statItem, MethodExceutionStatistics methodStat) {
          setLayout(new BorderLayout());
          
          this.statItem = statItem;
          this.methodStat = methodStat;
          
          TimeBaseAccumulationList list = (TimeBaseAccumulationList) statItem;
          methodName = list.getName();
          
          timeseriesMax = new TimeSeries("Max", MillisecondsPeriod.class);
          timeseriesAvg = new TimeSeries("AVG", MillisecondsPeriod.class);
          timeseriesMin = new TimeSeries("Min milliseconds", MillisecondsPeriod.class);
          timeseriesCalls = new TimeSeries("Number of calls per min", MillisecondsPeriod.class);
          
          JFreeChart jfreechart = createChart(createDataset(statItem));
          ChartPanel chartpanel = new ChartPanel(jfreechart);
          chartpanel.setMouseZoomable(true, false);
          
          chartpanel.setBorder(BorderFactory.createCompoundBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4),
                  BorderFactory.createLineBorder(Color.black)));
          StandardLegend standardlegend = (StandardLegend) jfreechart.getLegend();
          
         add(chartpanel);
     }
     
     public boolean canCloseTab() {
         return true;
     }
     
     public void updateData() {
         timeseriesAvg.clear();
         timeseriesMin.clear();
         timeseriesMax.clear();
         timeseriesCalls.clear();
         createTestTimeSeries(statItem);
     }
     
     public String getTabTitle() {
         return methodName;
     }
     
     private void createTestTimeSeries(Object statItem) {
         try {
             log.debug("Got stats:" + statItem.getClass().getName());
             synchronized (methodStat) {
                 TimeBaseAccumulationList list = (TimeBaseAccumulationList) statItem;
 
                 for (Iterator i = list.getKeys().iterator(); i.hasNext();) {
                     Object time = i.next();
                     Accumulation acc = list.getItem(time);
                     MillisecondsPeriod p = list.getPeriod(time);
                     timeseriesAvg.add(p, new Double(acc.getMean()));
                     timeseriesMax.add(p, new Double(acc.getMax()));
                     timeseriesMin.add(p, new Double(acc.getMin()));
                     timeseriesCalls.add(p, new Double(list.getCallPerMinute(time)));
                 }
             }
             log.debug("Items added:" +timeseriesAvg.getItemCount());
         } catch (Exception e) {
            log.error("Test Time Series Error", e);
         }
     }
     
     private XYDataset createDataset(Object statItem) {
         createTestTimeSeries(statItem);
         //TimeSeries avg = MovingAverage.createMovingAverage(timeseries, "30 day moving average", 30, 30);
         TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
         timeseriescollection.addSeries(timeseriesMax);
         timeseriescollection.addSeries(timeseriesAvg);
         timeseriescollection.addSeries(timeseriesMin);
         //timeseriescollection.addSeries(avg);
         return timeseriescollection;
     }
     
     private XYDataset createDatasetCalls() {
         TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
         timeseriescollection.addSeries(timeseriesCalls);
         return timeseriescollection;
     }
     
     private JFreeChart createChart(XYDataset xydataset) {
         JFreeChart jfreechart = ChartFactory.createTimeSeriesChart(this.methodName, "When", "Call duration milliseconds", xydataset, true, true, false);
         XYPlot xyplot = jfreechart.getXYPlot();
         
         XYItemRenderer xyitemrenderer = xyplot.getRenderer();
         //xyitemrenderer.setPaint(Color.blue);
         ValueAxis numberaxisDuration = xyplot.getRangeAxis(0);
         numberaxisDuration.setLabelPaint(Color.blue);
         numberaxisDuration.setTickLabelPaint(Color.blue);
         
         StandardXYToolTipGenerator standardxytooltipgenerator = new StandardXYToolTipGenerator("{0}: ({1}, {2})", new SimpleDateFormat("HH:mm:ss"), new DecimalFormat("0.000"));
         xyitemrenderer.setToolTipGenerator(standardxytooltipgenerator);
         
  
         NumberAxis numberaxis = new NumberAxis("Number of calls per min");
         numberaxis.setAutoRangeIncludesZero(false);
         numberaxis.setLabelPaint(Color.black);
         numberaxis.setTickLabelPaint(Color.black);
         xyplot.setRangeAxis(1, numberaxis);
         xyplot.setDataset(1, createDatasetCalls());
         xyplot.mapDatasetToRangeAxis(1, 1);
         //XYItemRenderer xyitemrenderer2 = xyplot.getRenderer();
         //xyitemrenderer2.setToolTipGenerator(StandardXYToolTipGenerator.getTimeSeriesInstance());
         /*
         if(xyitemrenderer2 instanceof StandardXYItemRenderer)
         {
             StandardXYItemRenderer standardxyitemrenderer = (StandardXYItemRenderer)xyitemrenderer2;
             standardxyitemrenderer.setPlotShapes(true);
             standardxyitemrenderer.setShapesFilled(true);
         }
         */
         StandardXYItemRenderer standardxyitemrenderer1 = new StandardXYItemRenderer();
         standardxyitemrenderer1.setSeriesPaint(0, Color.black);
         //standardxyitemrenderer1.setPlotShapes(true);
         standardxyitemrenderer1.setToolTipGenerator(StandardXYToolTipGenerator.getTimeSeriesInstance());
         xyplot.setRenderer(1, standardxyitemrenderer1);
         
         return jfreechart;
     }
 }