tmf/org.eclipse.tracecompass.tmf.analysis.xml.ui/src/org/eclipse/tracecompass/internal/tmf/analysis/xml/ui/views/latency/PatternScatterGraphView.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *******************************************************************************/
   9 package org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.latency;
  10
  11 import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull;
  12
  13 import org.eclipse.jdt.annotation.NonNull;
  14 import org.eclipse.jface.util.IPropertyChangeListener;
  15 import org.eclipse.jface.util.PropertyChangeEvent;
  16 import org.eclipse.swt.widgets.Composite;
  17 import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.TmfXmlUiStrings;
  18 import org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.XmlLatencyViewInfo;
  19 import org.eclipse.tracecompass.tmf.ui.viewers.xycharts.TmfXYChartViewer;
  20 import org.eclipse.tracecompass.tmf.ui.views.TmfChartView;
  21
  22 /**
  23  * The scatter graph view for pattern latency
  24  *
  25  * @author Jean-Christian Kouame
  26  */
  27 public class PatternScatterGraphView extends TmfChartView {
  28
  29     /** The view's ID */
  30     public static final @NonNull String ID = "org.eclipse.tracecompass.internal.tmf.analysis.xml.ui.views.scattergraph"; //$NON-NLS-1$
  31
  32     private final XmlLatencyViewInfo fViewInfo = new XmlLatencyViewInfo(ID);
  33
  34     private PatternScatterGraphViewer fViewer;
  35
  36     /**
  37      * Constructor
  38      */
  39     public PatternScatterGraphView() {
  40         super(ID);
  41         this.addPartPropertyListener(new IPropertyChangeListener() {
  42             @Override
  43             public void propertyChange(PropertyChangeEvent event) {
  44                 if (event.getProperty().equals(TmfXmlUiStrings.XML_LATENCY_OUTPUT_DATA)) {
  45                     Object newValue = event.getNewValue();
  46                     if (newValue instanceof String) {
  47                         String data = (String) newValue;
  48                         fViewInfo.setViewData(data);
  49                         loadLatencyView();
  50                     }
  51                 }
  52             }
  53         });
  54     }
  55
  56     private void loadLatencyView() {
  57         if (fViewer != null) {
  58             fViewer.updateViewer(fViewInfo.getViewAnalysisId());
  59         }
  60     }
  61
  62     @Override
  63     protected TmfXYChartViewer createChartViewer(Composite parent) {
  64         PatternScatterGraphViewer viewer = new PatternScatterGraphViewer(checkNotNull(parent), checkNotNull(Messages.PatternLatencyViews_ScatterGraphTitle), checkNotNull(Messages.PatternLatencyViews_ScatterGraphXLabel), checkNotNull(Messages.PatternLatencyViews_ScatterGraphYLabel));
  65         fViewer = viewer;
  66         loadLatencyView();
  67         return viewer;
  68     }
  69 }