Package de.lmu.ifi.dbs.elki.visualization.colors

Examples of de.lmu.ifi.dbs.elki.visualization.colors.ColorLibrary

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   *
   * @param svgp SVG-Plot
   */
  private void addCSSClasses(SVGPlot svgp) {
    if(!svgp.getCSSClassManager().contains(CLUSTERMEAN)) {
      ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);
      int clusterID = 0;

      for(@SuppressWarnings("unused")
      Cluster<?> cluster : clustering.getAllClusters()) {
        CSSClass cls = new CSSClass(this, CLUSTERMEAN + clusterID);
        cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT) * 2);

        final String color;
        if(clustering.getAllClusters().size() == 1) {
          color = SVGConstants.CSS_BLACK_VALUE;
        }
        else {
          color = colors.getColor(clusterID);
        }

        cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, color);
        cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, SVGConstants.CSS_NONE_VALUE);

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   * Adds the required CSS-Classes
   *
   * @param svgp SVG-Plot
   */
  private void addCSSClasses(SVGPlot svgp) {
    ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);

    for(int i = 0; i < tree.getHeight(); i++) {

      if(!svgp.getCSSClassManager().contains(INDEX + i)) {
        CSSClass cls = new CSSClass(this, INDEX + i);

        // Relative depth of this level. 1.0 = toplevel
        final double relDepth = 1. - (((double) i) / tree.getHeight());
        if(fill) {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_FILL_OPACITY_PROPERTY, 0.2);
        }
        else {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, SVGConstants.CSS_NONE_VALUE);
        }
        cls.setStatement(SVGConstants.CSS_STROKE_LINECAP_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
        cls.setStatement(SVGConstants.CSS_STROKE_LINEJOIN_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
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   *
   * @param svgp SVG-Plot
   */
  private void addCSSClasses(SVGPlot svgp) {
    if(!svgp.getCSSClassManager().contains(CLUSTERAREA)) {
      ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);
      int clusterID = 0;

      for(@SuppressWarnings("unused")
      Cluster<?> cluster : clustering.getAllClusters()) {
        CSSClass cls = new CSSClass(this, CLUSTERAREA + clusterID);
        // cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY,
        // context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT) / 2.0);
        cls.setStatement(SVGConstants.CSS_OPACITY_PROPERTY, 0.5);
        final String color;
        if(clustering.getAllClusters().size() == 1) {
          color = SVGConstants.CSS_BLACK_VALUE;
        }
        else {
          color = colors.getColor(clusterID);
        }
        // cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, color);
        cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, color);

        svgp.addCSSClassOrLogError(cls);
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  }

  @Override
  protected void redraw() {
    int projdim = proj.getVisibleDimensions2D().cardinality();
    ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);

    p = getLPNormP(tree);
    if(tree != null) {
      if(ManhattanDistanceFunction.class.isInstance(tree.getDistanceQuery())) {
        dist = Modus.MANHATTAN;
      }
      else if(EuclideanDistanceFunction.class.isInstance(tree.getDistanceQuery())) {
        dist = Modus.EUCLIDEAN;
      }
      else {
        dist = Modus.LPCROSS;
      }
      E root = tree.getRootEntry();
      final int mtheight = tree.getHeight();
      for(int i = 0; i < mtheight; i++) {
        CSSClass cls = new CSSClass(this, INDEX + i);
        // Relative depth of this level. 1.0 = toplevel
        final double relDepth = 1. - (((double) i) / mtheight);
        if(fill) {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_FILL_OPACITY_PROPERTY, 0.1 / (projdim - 1));
          cls.setStatement(SVGConstants.CSS_STROKE_LINECAP_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
          cls.setStatement(SVGConstants.CSS_STROKE_LINEJOIN_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
        }
        else {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, SVGConstants.CSS_NONE_VALUE);
          cls.setStatement(SVGConstants.CSS_STROKE_LINECAP_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
          cls.setStatement(SVGConstants.CSS_STROKE_LINEJOIN_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
        }
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    return getPropertyValue(key, TEXT_COLOR);
  }

  @Override
  public ColorLibrary getColorSet(String key) {
    ColorLibrary cl = getCached(key, COLORSET, ColorLibrary.class);
    if(cl == null) {
      String[] colors = getPropertyValue(key, COLORSET).split(LIST_SEPARATOR);
      cl = new ListBasedColorLibrary(colors, "Default");
      setCached(key, COLORSET, cl);
    }
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   * Adds the required CSS-Classes
   *
   * @param svgp SVG-Plot
   */
  private void addCSSClasses(SVGPlot svgp, int clusterID, double opac) {
    ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);

    CSSClass cls = new CSSClass(this, CONVEXHULL + clusterID);
    cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));

    final String color;
    if(clustering.getAllClusters().size() == 1) {
      color = "black";
    }
    else {
      color = colors.getColor(clusterID);
    }
    cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, color);
    cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, color);
    cls.setStatement(SVGConstants.CSS_FILL_OPACITY_PROPERTY, opac);

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   * @param clustering Clustering to use.
   */
  public ClusterStylingPolicy(Clustering<?> clustering, StyleLibrary style) {
    super();
    this.clustering = clustering;
    ColorLibrary colorset = style.getColorSet(StyleLibrary.PLOT);
    List<? extends Cluster<?>> clusters = clustering.getAllClusters();
    ids = new ArrayList<DBIDs>(clusters.size());
    colors = new TIntArrayList(clusters.size());

    Iterator<? extends Cluster<?>> ci = clusters.iterator();
    for(int i = 0;; i++) {
      Cluster<?> c = ci.next();
      ids.add(DBIDUtil.ensureSet(c.getIDs()));
      Color col = SVGUtil.stringToColor(colorset.getColor(i));
      if (col != null) {
        colors.add(col.getRGB());
      } else {
        LoggingUtil.warning("Unrecognized color name: "+colorset.getColor(i));
      }
      if(!ci.hasNext()) {
        break;
      }
    }
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  }

  @Override
  protected void redraw() {
    int projdim = proj.getVisibleDimensions2D().cardinality();
    ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);

    if(tree != null) {
      E root = tree.getRootEntry();
      for(int i = 0; i < tree.getHeight(); i++) {
        CSSClass cls = new CSSClass(this, INDEX + i);
        // Relative depth of this level. 1.0 = toplevel
        final double relDepth = 1. - (((double) i) / tree.getHeight());
        if(fill) {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_FILL_OPACITY_PROPERTY, 0.1 / (projdim - 1));
        }
        else {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, SVGConstants.CSS_NONE_VALUE);
        }
        cls.setStatement(SVGConstants.CSS_STROKE_LINECAP_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
        cls.setStatement(SVGConstants.CSS_STROKE_LINEJOIN_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
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    }
    catch(CSSNamingConflict e) {
      LoggingUtil.exception(e);
    }
    // Setup line styles and insert lines.
    ColorLibrary cl = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);
    for(int d = 0; d < dim; d++) {
      CSSClass csscls = new CSSClass(this, SERIESID + "_" + d);
      csscls.setStatement(SVGConstants.SVG_FILL_ATTRIBUTE, SVGConstants.SVG_NONE_VALUE);
      csscls.setStatement(SVGConstants.SVG_STROKE_ATTRIBUTE, cl.getColor(d));
      csscls.setStatement(SVGConstants.SVG_STROKE_WIDTH_ATTRIBUTE, context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
      svgp.addCSSClassOrLogError(csscls);

      Element line = path[d].makeElement(svgp);
      line.setAttribute(SVGConstants.SVG_CLASS_ATTRIBUTE, csscls.getName());
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  }

  @Override
  protected void redraw() {
    int projdim = proj.getVisibleDimensions2D().cardinality();
    ColorLibrary colors = context.getStyleLibrary().getColorSet(StyleLibrary.PLOT);

    p = getLPNormP(tree);
    if(tree != null) {
      if(ManhattanDistanceFunction.class.isInstance(tree.getDistanceQuery())) {
        dist = Modus.MANHATTAN;
      }
      else if(EuclideanDistanceFunction.class.isInstance(tree.getDistanceQuery())) {
        dist = Modus.EUCLIDEAN;
      }
      else {
        dist = Modus.LPCROSS;
      }
      E root = tree.getRootEntry();
      final int mtheight = tree.getHeight();
      for(int i = 0; i < mtheight; i++) {
        CSSClass cls = new CSSClass(this, INDEX + i);
        // Relative depth of this level. 1.0 = toplevel
        final double relDepth = 1. - (((double) i) / mtheight);
        if(fill) {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_FILL_OPACITY_PROPERTY, 0.1 / (projdim - 1));
          cls.setStatement(SVGConstants.CSS_STROKE_LINECAP_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
          cls.setStatement(SVGConstants.CSS_STROKE_LINEJOIN_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
        }
        else {
          cls.setStatement(SVGConstants.CSS_STROKE_PROPERTY, colors.getColor(i));
          cls.setStatement(SVGConstants.CSS_STROKE_WIDTH_PROPERTY, relDepth * context.getStyleLibrary().getLineWidth(StyleLibrary.PLOT));
          cls.setStatement(SVGConstants.CSS_FILL_PROPERTY, SVGConstants.CSS_NONE_VALUE);
          cls.setStatement(SVGConstants.CSS_STROKE_LINECAP_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
          cls.setStatement(SVGConstants.CSS_STROKE_LINEJOIN_PROPERTY, SVGConstants.CSS_ROUND_VALUE);
        }
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  • de.lmu.ifi.dbs.elki.visualization.visualizers.parallel.index.RTreeParallelVisualization
  • de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.cluster.ClusterHullVisualization
  • de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.cluster.ClusterMeanVisualization
  • de.lmu.ifi.dbs.elki.visualization.visualizers.scatterplot.cluster.EMClusterVisualization
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