de.lmu.ifi.dbs.elki.visualization.svg

Class SVGHyperCube

java.lang.Object

de.lmu.ifi.dbs.elki.visualization.svg.SVGHyperCube

public final class SVGHyperCube
extends java.lang.Object

Utility class to draw hypercubes, wireframe and filled.

Since:

0.4.0

Author:

Erich Schubert

Constructor Summary

Constructors

Modifier	Constructor and Description
private	SVGHyperCube() Private constructor.

Method Summary

Modifier and Type	Method and Description
static org.w3c.dom.Element	drawFilled(SVGPlot svgp, java.lang.String cls, Projection2D proj, double[] min, double[] max) Filled hypercube.
static org.w3c.dom.Element	drawFilled(SVGPlot svgp, java.lang.String cls, Projection2D proj, NumberVector min, NumberVector max) Filled hypercube.
static org.w3c.dom.Element	drawFilled(SVGPlot svgp, java.lang.String cls, Projection2D proj, SpatialComparable box) Filled hypercube.
static org.w3c.dom.Element	drawFrame(SVGPlot svgp, Projection2D proj, double[] min, double[] max) Wireframe hypercube.
static org.w3c.dom.Element	drawFrame(SVGPlot svgp, Projection2D proj, NumberVector min, NumberVector max) Wireframe hypercube.
static org.w3c.dom.Element	drawFrame(SVGPlot svgp, Projection2D proj, SpatialComparable box) Wireframe hypercube.
private static java.util.ArrayList<double[]>	getVisibleEdges(Projection2D proj, double[] s_min, double[] s_max) Get the visible (non-0) edges of a hypercube
private static java.util.ArrayList<double[]>	getVisibleEdges(Projection2D proj, NumberVector s_min, NumberVector s_max) Get the visible (non-0) edges of a hypercube
private static java.util.ArrayList<double[]>	getVisibleEdges(Projection2D proj, SpatialComparable box) Get the visible (non-0) edges of a hypercube
private static boolean	isFinite(double v) Finite (and not NaN) double values.
private static void	recDrawEdges(SVGPath path, double minx, double miny, java.util.List<double[]> r_edges, long[] b) Recursive helper for hypercube drawing.
private static void	recDrawSides(SVGPlot plot, org.w3c.dom.Element group, java.lang.String cls, double minx, double miny, java.util.List<double[]> r_edges, int off, long[] b) Recursive helper for hypercube drawing.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SVGHyperCube

private SVGHyperCube()

Private constructor. Static methods only.

Method Detail

drawFrame

public static org.w3c.dom.Element drawFrame(SVGPlot svgp,
                                            Projection2D proj,
                                            double[] min,
                                            double[] max)

Wireframe hypercube.

Parameters:

svgp - SVG Plot

proj - Visualization projection

min - First corner

max - Opposite corner

Returns:

path element

drawFrame

public static org.w3c.dom.Element drawFrame(SVGPlot svgp,
                                            Projection2D proj,
                                            NumberVector min,
                                            NumberVector max)

Wireframe hypercube.

Parameters:

svgp - SVG Plot

proj - Visualization projection

min - First corner

max - Opposite corner

Returns:

path element

drawFrame

public static org.w3c.dom.Element drawFrame(SVGPlot svgp,
                                            Projection2D proj,
                                            SpatialComparable box)

Wireframe hypercube.

Parameters:

svgp - SVG Plot

proj - Visualization projection

box - Bounding box

Returns:

path element

drawFilled

public static org.w3c.dom.Element drawFilled(SVGPlot svgp,
                                             java.lang.String cls,
                                             Projection2D proj,
                                             double[] min,
                                             double[] max)

Filled hypercube.

Parameters:

svgp - SVG Plot

cls - CSS class to use.

proj - Visualization projection

min - First corner

max - Opposite corner

Returns:

group element

drawFilled

public static org.w3c.dom.Element drawFilled(SVGPlot svgp,
                                             java.lang.String cls,
                                             Projection2D proj,
                                             NumberVector min,
                                             NumberVector max)

Filled hypercube.

Parameters:

svgp - SVG Plot

cls - CSS class to use.

proj - Visualization projection

min - First corner

max - Opposite corner

Returns:

group element

drawFilled

public static org.w3c.dom.Element drawFilled(SVGPlot svgp,
                                             java.lang.String cls,
                                             Projection2D proj,
                                             SpatialComparable box)

Filled hypercube.

Parameters:

svgp - SVG Plot

cls - CSS class to use.

proj - Visualization projection

box - Bounding box

Returns:

group element

getVisibleEdges

private static java.util.ArrayList<double[]> getVisibleEdges(Projection2D proj,
                                                             double[] s_min,
                                                             double[] s_max)

Get the visible (non-0) edges of a hypercube

Parameters:

proj - Projection

s_min - Minimum value (in data space)

s_max - Maximum value (in data space)

Returns:

Edge list

getVisibleEdges

private static java.util.ArrayList<double[]> getVisibleEdges(Projection2D proj,
                                                             NumberVector s_min,
                                                             NumberVector s_max)

Get the visible (non-0) edges of a hypercube

Parameters:

proj - Projection

s_min - Minimum value (in data space)

s_max - Maximum value (in data space)

Returns:

Edge list

getVisibleEdges

private static java.util.ArrayList<double[]> getVisibleEdges(Projection2D proj,
                                                             SpatialComparable box)

Get the visible (non-0) edges of a hypercube

Parameters:

proj - Projection

box - Box object

Returns:

Edge list

recDrawEdges

private static void recDrawEdges(SVGPath path,
                                 double minx,
                                 double miny,
                                 java.util.List<double[]> r_edges,
                                 long[] b)

Recursive helper for hypercube drawing.

Parameters:

path - path

minx - starting corner

miny - starting corner

r_edges - edge vectors

b - bit set of drawn edges

recDrawSides

private static void recDrawSides(SVGPlot plot,
                                 org.w3c.dom.Element group,
                                 java.lang.String cls,
                                 double minx,
                                 double miny,
                                 java.util.List<double[]> r_edges,
                                 int off,
                                 long[] b)

Recursive helper for hypercube drawing.

Parameters:

plot - Plot

group - Group element

cls - CSS class

minx - starting corner

miny - starting corner

r_edges - edge vectors

off - recursion offset (to avoid multi-recursion)

b - bit set of drawn edges

isFinite

private static boolean isFinite(double v)

Finite (and not NaN) double values.

Parameters:

v - Value

Returns:

true, when finite.