org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/views/timechart/TimeChartDecorationProvider.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010 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  * Contributors:
  10  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.views.timechart;
  14
  15 import java.util.HashSet;
  16 import java.util.Set;
  17
  18 import org.eclipse.core.resources.IMarker;
  19 import org.eclipse.core.resources.IResource;
  20 import org.eclipse.core.runtime.CoreException;
  21 import org.eclipse.linuxtools.tmf.core.event.ITmfEvent;
  22 import org.eclipse.linuxtools.tmf.core.filter.ITmfFilter;
  23
  24 public class TimeChartDecorationProvider {
  25
  26         private IResource fResource;
  27     private Set<Long> fBookmarksSet = new HashSet<Long>();
  28     private ITmfFilter fFilterFilter;
  29     private ITmfFilter fSearchFilter;
  30
  31         public TimeChartDecorationProvider(IResource resource) {
  32             fResource = resource;
  33             refreshBookmarks();
  34     }
  35
  36         public IResource getResource() {
  37                 return fResource;
  38         }
  39
  40         public boolean isBookmark(long rank) {
  41             return fBookmarksSet.contains(rank);
  42     }
  43
  44         public void refreshBookmarks() {
  45                 try {
  46                         fBookmarksSet.clear();
  47                 for (IMarker bookmark : fResource.findMarkers(IMarker.BOOKMARK, false, IResource.DEPTH_ZERO)) {
  48                         int location = bookmark.getAttribute(IMarker.LOCATION, -1);
  49                         if (location != -1) {
  50                                 Long rank = (long) location;
  51                                 fBookmarksSet.add(rank);
  52                         }
  53                 }
  54         } catch (CoreException e) {
  55                 e.printStackTrace();
  56         }
  57     }
  58
  59         public void filterApplied(ITmfFilter filter) {
  60                 fFilterFilter = filter;
  61     }
  62
  63         public boolean isVisible(ITmfEvent event) {
  64                 if (fFilterFilter != null) {
  65                         return fFilterFilter.matches(event);
  66                 }
  67                 return true;
  68         }
  69
  70         public void searchApplied(ITmfFilter filter) {
  71                 fSearchFilter = filter;
  72     }
  73
  74         public boolean isSearchMatch(ITmfEvent event) {
  75                 if (fSearchFilter != null) {
  76                         return fSearchFilter.matches(event);
  77                 }
  78                 return false;
  79         }
  80
  81 }