Examples of VisualizationTask

de.lmu.ifi.dbs.elki.visualization.VisualizationTask
Container class, with ugly casts to reduce generics crazyness. @author Erich Schubert @apiviz.landmark @apiviz.composedOf VisFactory @apiviz.has SVGPlot @apiviz.has VisFactory @apiviz.has Projection oneway - 0:1 @apiviz.has Visualization oneway

Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

    try {
      SVGPlot plot = new SVGPlot();
      plot.getRoot().setAttribute(SVGConstants.SVG_VIEW_BOX_ATTRIBUTE, "0 0 " + task.getWidth() + " " + task.getHeight());


      // Work on a clone
      VisualizationTask clone = task.clone(plot, context);
      clone.put(VisualizationTask.THUMBNAIL, false);
      Visualization vis = visFactory.makeVisualization(clone);


      plot.getRoot().appendChild(vis.getLayer());
      plot.updateStyleElement();
      final int tw = (int) (task.getWidth() * tresolution);

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

    public void processNewResult(HierarchicalResult baseResult, Result result) {
      final ArrayList<SelectionResult> selectionResults = ResultUtil.filterResults(result, SelectionResult.class);
      for(SelectionResult selres : selectionResults) {
        Iterator<ScatterPlotProjector<?>> ps = ResultUtil.filteredResults(baseResult, ScatterPlotProjector.class);
        for(ScatterPlotProjector<?> p : IterableUtil.fromIterator(ps)) {
          final VisualizationTask task = new VisualizationTask(NAME, selres, p.getRelation(), this);
          task.put(VisualizationTask.META_LEVEL, VisualizationTask.LEVEL_INTERACTIVE);
          task.put(VisualizationTask.META_TOOL, true);
          task.put(VisualizationTask.META_NOTHUMB, true);
          task.put(VisualizationTask.META_NOEXPORT, true);
          baseResult.getHierarchy().add(selres, task);
          baseResult.getHierarchy().add(p, task);
        }
      }
    }

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

    return true;
  }


  public JMenuItem makeMenuItemForVisualizer(Result r) {
    if(VisualizationTask.class.isInstance(r)) {
      final VisualizationTask v = (VisualizationTask) r;
      JMenuItem item;


      // Currently enabled?
      final String name = v.getLongName();
      boolean enabled = VisualizerUtil.isVisible(v);
      boolean istool = VisualizerUtil.isTool(v);
      if(!istool) {
        final JCheckBoxMenuItem visItem = new JCheckBoxMenuItem(name, enabled);
        visItem.addItemListener(new ItemListener() {

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

      Iterator<ScatterPlotProjector<?>> ps = ResultUtil.filteredResults(baseResult, ScatterPlotProjector.class);
      for(ScatterPlotProjector<?> p : IterableUtil.fromIterator(ps)) {
        ArrayList<AbstractMTree<NV, DoubleDistance, ?, ?>> trees = ResultUtil.filterResults(result, AbstractMTree.class);
        for(AbstractMTree<NV, DoubleDistance, ?, ?> tree : trees) {
          if(canVisualize(tree) && tree instanceof Result) {
            final VisualizationTask task = new VisualizationTask(NAME, (Result) tree, p.getRelation(), this);
            task.put(VisualizationTask.META_LEVEL, VisualizationTask.LEVEL_BACKGROUND + 1);
            baseResult.getHierarchy().add((Result) tree, task);
            baseResult.getHierarchy().add(p, task);
          }
        }
      }

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

    height = 1.0 / width;


    ArrayList<Visualization> layers = new ArrayList<Visualization>();
    // TODO: center/arrange visualizations?
    for(Iterator<VisualizationTask> tit = visi.tasks.iterator(); tit.hasNext();) {
      VisualizationTask task = tit.next();
      if(VisualizerUtil.isVisible(task)) {
        try {
          Visualization v = task.getFactory().makeVisualization(task.clone(this, context, visi.proj, width, height));
          layers.add(v);
          layermap.put(task, v);
        }
        catch(Exception e) {
          if(Logging.getLogger(task.getFactory().getClass()).isDebugging()) {
            LoggingUtil.exception("Visualization failed.", e);
          }
          else {
            LoggingUtil.warning("Visualizer " + task.getFactory().getClass().getName() + " failed - enable debugging to see details: " + e.toString());
          }
        }
      }
    }
    // Arrange

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

   * @param task Task
   * @param parent Parent element to draw to
   */
  private Visualization embedOrThumbnail(final int thumbsize, PlotItem it, VisualizationTask task, Element parent) {
    if(single) {
      VisualizationTask thumbtask = task.clone(this, context, it.proj, it.w, it.h);
      final Visualization vis = thumbtask.getFactory().makeVisualization(thumbtask);
      if(vis.getLayer() == null) {
        LoggingUtil.warning("Visualization returned empty layer: " + vis);
      }
      else {
        parent.appendChild(vis.getLayer());
      }
      return vis;
    }
    else {
      VisualizationTask thumbtask = task.clone(this, context, it.proj, it.w, it.h);
      thumbtask.put(VisualizationTask.THUMBNAIL, true);
      thumbtask.put(VisualizationTask.THUMBNAIL_RESOLUTION, thumbsize);
      final Visualization vis = thumbtask.getFactory().makeVisualizationOrThumbnail(thumbtask);
      if(vis.getLayer() == null) {
        LoggingUtil.warning("Visualization returned empty layer: " + vis);
      }
      else {
        parent.appendChild(vis.getLayer());

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

      // Find clusterings we can visualize:
      Collection<Clustering<?>> clusterings = ResultUtil.filterResults(result, Clustering.class);
      for(Clustering<?> c : clusterings) {
        Iterator<ScatterPlotProjector<?>> ps = ResultUtil.filteredResults(baseResult, ScatterPlotProjector.class);
        for(ScatterPlotProjector<?> p : IterableUtil.fromIterator(ps)) {
          final VisualizationTask task = new VisualizationTask(NAME, c, p.getRelation(), this);
          task.put(VisualizationTask.META_LEVEL, VisualizationTask.LEVEL_DATA - 1);
          task.put(VisualizationTask.META_VISIBLE_DEFAULT, false);
          baseResult.getHierarchy().add(c, task);
          baseResult.getHierarchy().add(p, task);
        }
      }
    }

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

    // Make sure we are affected:
    if(!(current instanceof VisualizationTask)) {
      return;
    }
    // Get the layer
    final VisualizationTask task = (VisualizationTask) current;
    Visualization vis = layermap.get(task);
    if(vis != null) {
      // Ensure visibility is as expected
      boolean isHidden = vis.getLayer().getAttribute(SVGConstants.CSS_VISIBILITY_PROPERTY) == SVGConstants.CSS_HIDDEN_VALUE;
      if(VisualizerUtil.isVisible(task)) {
        if(isHidden) {
          this.scheduleUpdate(new AttributeModifier(vis.getLayer(), SVGConstants.CSS_VISIBILITY_PROPERTY, SVGConstants.CSS_VISIBLE_VALUE));
        }
      }
      else {
        if(!isHidden) {
          this.scheduleUpdate(new AttributeModifier(vis.getLayer(), SVGConstants.CSS_VISIBILITY_PROPERTY, SVGConstants.CSS_HIDDEN_VALUE));
        }
      }
    }
    else {
      // Only materialize when becoming visible
      if(VisualizerUtil.isVisible(task)) {
        // LoggingUtil.warning("Need to recreate a missing layer for " + v);
        vis = task.getFactory().makeVisualization(task.clone(this, context, visi.proj, width, height));
        layermap.put(task, vis);
        this.scheduleUpdate(new InsertVisualization(vis));
      }
    }
  }

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

      for(PlotItem pi : plotmap.keySet()) {
        for(Iterator<PlotItem> iter = pi.itemIterator(); iter.hasNext();) {
          PlotItem it = iter.next();


          for(Iterator<VisualizationTask> tit = it.tasks.iterator(); tit.hasNext();) {
            VisualizationTask task = tit.next();
            Pair<Element, Visualization> pair = vistoelem.get(it, task);
            // New task?
            if(pair == null) {
              if(visibleInOverview(task)) {
                pair = new Pair<Element, Visualization>(null, null);

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Examples of de.lmu.ifi.dbs.elki.visualization.VisualizationTask

    public void processNewResult(HierarchicalResult baseResult, Result result) {
      final ArrayList<SelectionResult> selectionResults = ResultUtil.filterResults(result, SelectionResult.class);
      for(SelectionResult selres : selectionResults) {
        Iterator<ScatterPlotProjector<?>> ps = ResultUtil.filteredResults(baseResult, ScatterPlotProjector.class);
        for(ScatterPlotProjector<?> p : IterableUtil.fromIterator(ps)) {
          final VisualizationTask task = new VisualizationTask(NAME, selres, p.getRelation(), this);
          task.put(VisualizationTask.META_LEVEL, VisualizationTask.LEVEL_DATA - 1);
          baseResult.getHierarchy().add(selres, task);
          baseResult.getHierarchy().add(p, task);
        }
      }
    }

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