package fr.ifremer.tutti.ui.swing.content.operation.catches.species.frequency;
   
   /*
    * #%L
    * Tutti :: UI
    * $Id:$
    * $HeadURL:$
    * %%
    * Copyright (C) 2012 - 2016 Ifremer
   * %%
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as
   * published by the Free Software Foundation, either version 3 of the
   * License, or (at your option) any later version.
   * 
   * This program 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 General Public License for more details.
   * 
   * You should have received a copy of the GNU General Public
   * License along with this program.  If not, see
   * <http://www.gnu.org/licenses/gpl-3.0.html>.
   * #L%
   */
  
  import fr.ifremer.tutti.ui.swing.util.TuttiNumberTickUnitSource;
  import fr.ifremer.tutti.util.Units;
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.jfree.chart.ChartFactory;
  import org.jfree.chart.ChartPanel;
  import org.jfree.chart.JFreeChart;
  import org.jfree.chart.axis.NumberTickUnitSource;
  import org.jfree.chart.axis.ValueAxis;
  import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
  
  import javax.swing.JFrame;
  import java.awt.event.ActionEvent;
  import java.awt.event.ActionListener;
  import java.beans.PropertyChangeEvent;
  import java.beans.PropertyChangeListener;
  import java.io.Closeable;
  
  import static org.nuiton.i18n.I18n.t;
  
  /**
   * To manage the average weights histogram.
   *
   * Created on 14/04/16.
   *
   * @author Tony Chemit - chemit@codelutin.com
   */
  public class AverageWeightsHistogramHandler implements Closeable {
  
      /** Logger. */
      private static final Log log = LogFactory.getLog(AverageWeightsHistogramHandler.class);
  
      private final AverageWeightsHistogramModel model;
  
      private final JFreeChart chart;
      private final JFrame popup;
  
      public AverageWeightsHistogramHandler(SpeciesFrequencyUI ui) {
  
          SpeciesFrequencyUIHandler uiHandler = ui.getHandler();
          SpeciesFrequencyUIModel uiModel = ui.getModel();
  
          model = uiModel.getAverageWeightsHistogramModel();
  
          chart = ChartFactory.createXYLineChart(null,
                                                 t("tutti.editSpeciesFrequencies.table.header.lengthStep"),
                                                 model.getFrequencyWeightUnit().decorateLabel(t("tutti.editSpeciesFrequencies.averageWeight.label")),
                                                 model.getDataset());
          chart.clearSubtitles();
  
          ValueAxis rangeAxis = chart.getXYPlot().getRangeAxis();
          rangeAxis.setAutoRange(true);
          rangeAxis.setStandardTickUnits(new NumberTickUnitSource());
          rangeAxis.setMinorTickMarksVisible(true);
  
          ValueAxis domainAxis = chart.getXYPlot().getDomainAxis();
          domainAxis.setAutoRange(true);
          domainAxis.setStandardTickUnits(new TuttiNumberTickUnitSource(true));
          domainAxis.setMinorTickMarksVisible(true);
  
          XYLineAndShapeRenderer plotRenderer = (XYLineAndShapeRenderer) chart.getXYPlot().getRenderer();
          plotRenderer.setSeriesPaint(0, uiHandler.getConfig().getColorComputedWeights());
          plotRenderer.setBaseShapesVisible(true);
  
          ChartPanel chartPanel = new ChartPanel(chart);
          chartPanel.setDomainZoomable(false);
          chartPanel.setMouseZoomable(false);
          chartPanel.setPopupMenu(null);
  
          popup = new JFrame();
          popup.getContentPane().add(chartPanel);
          popup.pack();
  
         // when step has changed in model, update chart
         uiModel.addPropertyChangeListener(SpeciesFrequencyUIModel.PROPERTY_STEP, new PropertyChangeListener() {
             @Override
             public void propertyChange(PropertyChangeEvent evt) {
 
                 Float step1 = (Float) evt.getNewValue();
                 model.setStep(step1);
 
             }
         });
 
         // when lengthStepCaracteristicUnit changed, let's updates the label of some fields
         uiModel.addPropertyChangeListener(SpeciesFrequencyUIModel.PROPERTY_LENGTH_STEP_CARACTERISTIC_UNIT, new PropertyChangeListener() {
             @Override
             public void propertyChange(PropertyChangeEvent evt) {
 
                 String unit = (String) evt.getNewValue();
 
                 if (unit == null) {
 
                     unit = t("tutti.editSpeciesFrequencies.unkownStepUnit");
                 }
 
                 String lengthStepLabelWithUnit = Units.getLabelWithUnit(t("tutti.editSpeciesFrequencies.table.header.lengthStep"), unit);
                 model.setLengthStepLabelWithUnit(lengthStepLabelWithUnit);
 
             }
         });
 
         model.addPropertyChangeListener(AverageWeightsHistogramModel.PROPERTY_TITLE, new PropertyChangeListener() {
             @Override
             public void propertyChange(PropertyChangeEvent evt) {
                 String title = (String) evt.getNewValue();
                 if (log.isInfoEnabled()) {
                     log.info("Average weights graph title changed to: " + title);
                 }
                 popup.setTitle(title);
             }
         });
 
         model.addPropertyChangeListener(AverageWeightsHistogramModel.PROPERTY_LENGTH_STEP_LABEL_WITH_UNIT, new PropertyChangeListener() {
             @Override
             public void propertyChange(PropertyChangeEvent evt) {
                 String lengthStepLabelWithUnit = (String) evt.getNewValue();
                 if (log.isInfoEnabled()) {
                     log.info("Average weights graph lengthStepLabelWithUnit changed to: " + lengthStepLabelWithUnit);
                 }
                 chart.getXYPlot().getDomainAxis().setLabel(lengthStepLabelWithUnit);
             }
         });
 
         model.addPropertyChangeListener(AverageWeightsHistogramModel.PROPERTY_STEP, new PropertyChangeListener() {
             @Override
             public void propertyChange(PropertyChangeEvent evt) {
 
                 Float step = (Float) evt.getNewValue();
                 if (log.isInfoEnabled()) {
                     log.info("Average weights graph step changed to: " + step);
                 }
                 chart.getXYPlot().getDomainAxis().setStandardTickUnits(new TuttiNumberTickUnitSource(step == 1f));
                 model.getDataset().setIntervalWidth(step);
 
             }
         });
 
         // Show graphic in popup when fires button action
         ui.getGraphAverageWeightButton().addActionListener(new ActionListener() {
             @Override
             public void actionPerformed(ActionEvent e) {
                 popup.setVisible(true);
             }
         });
 
     }
 
     @Override
     public void close() {
         popup.dispose();
     }
 
 }