stella.jview
Class JSpectrumCanvas

java.lang.Object
  util.PropertyContainer
      util.PropertyResources
          util.PropertyBundles
              jview.AbstractDisplayable
                  stella.jview.JSpectrumCanvas

All Implemented Interfaces:

Cloneable, DataCanvasProviding, Displayable, Initializable, LocalizedSupplying, PropertySupplying, ResourceSupplying

public class JSpectrumCanvas
extends AbstractDisplayable
implements DataCanvasProviding

Allows the extraction and display of one-dim data from the database. The right row has some pre-defined buttons with spectral ranges.

Nested Class Summary

Nested classes/interfaces inherited from class util.PropertyResources

PropertyResources.URLResource

Field Summary

private RaTarget	alp0 Parameter for rest frame.
private RaApparent	alpha Parameter for rest frame.
private Thread	animthread Animation thread, mainly for gadget.
private BarycentricVelocity	bv Parameter for rest frame.
private boolean	cancel Inter-process signal.
private JDataCanvas	canvas The canvas we display the spectrum in.
static String	COLON
private JLabel	date The date of the observation.
private static long	DEFANIMATEGADGET Default playback period (ms).
private static DateFormat	DEFDATEFORMAT The default date formatter, known for this special chron.
private static boolean	DEFOVERPLOTTING Default overplotting.
private static long	DEFPLAYBACK Default playback period (ms).
private static boolean	DEFRESTFRAME If true, convert to restframe.
private static int	DEFSGSHALFWIDTH Default half-length of smoothing set.
private static int	DEFSGSORDER Default order of the SG-smoothing.
private static boolean	DEFSHOWFITTED If true, fit of data is displayed if available.
private static boolean	DEFSHOWSMOOTH Default no smoothing shown.
private DecTarget	del0 Parameter for rest frame.
private DecApparent	delta Parameter for rest frame.
private List<Double>	doppler The Doppler shift, if rest frame is required.
private List<SpectralFits>	fitted The spectrum provider for the fited data.
static String	FITTED Name of one-dim spectrum.
static String	KEY_ANIMATEGADGET Playback frame rate.
static String	KEY_DATEFORMAT The date formatter to use.
static String	KEY_OVERPLOTTING True, if plots are superimposed.
static String	KEY_PLAYBACK Playback frame rate.
static String	KEY_RESTFRAME If true, calculate rest-frame wavelength.
static String	KEY_SGSHALFWIDTH The number of data points to the left and to the right, half of total.
static String	KEY_SGSORDER The order of the SavitzkyGolaySmoothing employed.
static String	KEY_SHOWFITTED If false, fitted data is not shown.
static String	KEY_SHOWSMOOTH If true, we try to add smoothened data.
static String	KEY_SPECTRUM The properties of the data canvas displaying the spectrum.
private double	lamdamax Minimum angstrom lambda of display.
private double	lamdamin Minimum angstrom lambda of display.
private List<SpectralFits>	reduced The spectrum provider for the reduced data.
private Box	representation The buffered representation.
static String	SMOOTH Name of one-dim spectrum smoothened.
static String	SPECTRUM Name of one-dim spectrum.
private JLabel	star The name of the star from the obs database.
private SettableTime	time Parameter for rest frame.
private JPanel	variables The RV from the reduced database.

Fields inherited from class jview.AbstractDisplayable

KEY_COMPONENTNAME, KEY_ICON, KEY_INSETS

Fields inherited from class util.PropertyBundles

KEY_LOCALECOUNTRY, KEY_LOCALELANGUAGE, KEY_RESOURCEBUNDLES

Fields inherited from class util.PropertyResources

KEY_NOINITONCREATE, localurl, locate, POSTFIX_DIR, POSTFIX_EXT, POSTFIX_FILE, POSTFIX_LIST, POSTFIX_URL, urlset

Fields inherited from class util.PropertyContainer

KEY_LISTSEPARATOR, KEY_MAPKEYVALUECHAR, KEY_MAPSEPARATOR

Fields inherited from interface util.ResourceSupplying

KEY_URLRESOURCES, KEY_URLUSECONFIG, KEY_URLUSECURRENT, KEY_URLUSEHOME

Fields inherited from interface util.PropertySupplying

CONFIG, KEY_CLASS

Constructor Summary

JSpectrumCanvas(Map<String,String> prop)
Constructs a generic peripheral from a property container.

Method Summary

void	addFitted(SpectralFits o) Adds the spectral fits object to our reduced list.
void	addReduced(SpectralFits o) Adds the spectral fits object to our reduced list.
private double	barycentricVelocity(double ra, double de, Date at) Takes right ascension and declination, both in degrees of the target and calculates the projected baryonic velocity of Earth onto the line of sight for the given date.
protected int	centerCanvas(double angstrom, double step) Initializes the canvas such that it converts the central wavelength and the region width in array offsets of our wavelength cache, does averaging, if required (if the number of points in the plotting canvas is less than the resolution elements) and updates the display.
private JDataCanvas	createSpectralCanvas() Creates a new spectral canvas.
static Component	createVariableLabel(Variable v) Creates a component displaying a variable
private List<Vector3D[]>	extractSpectra(int order, boolean dopcor)
int	getBiggerStrut() For layout purposes get the size of a bigger strut.
Collection<JDataCanvas>	getComposingCanvases() Only for specialized objects, this method will return more than the main canvas.
int	getLesserStrut() For layout purposes get the size of a lesser strut.
JDataCanvas	getMainCanvas() Grabs a whole canvas of display data.
double	getMaximumLambda() Returns currently displayed minimum lambda.
double	getMinimumLambda() Returns currently displayed minimum lambda.
Component	getRepresentation() Returns the data canvas.
void	init() On init, we try to convert the region buttons list to a lookup map of button labels to Point2Ds.
boolean	isDoppler() Checks, if we have doppler shifts for all spectra, meaning that we can shift to rest frame for all spectra.
boolean	isOverplotting() Returns the status of the overplotting flag.
boolean	isRestframe() Returns the status of the overplotting flag.
private int[]	prepareCanvas(List<Vector3D[]> spec, boolean overpl, double step) Initializes the canvas such that it converts the central wavelength and the region width in array offsets of our wavelength cache, does averaging, if required (if the number of points in the plotting canvas is less than the resolution elements) and updates the display.
protected void	purgeAll() Purges all but the last spectra.
protected void	purgeLast() Purges just the last spectra.
String	setStar(Date central, long duration, StarDescription rvstar, Variable vhelio) We set the targetname plus other required parameters for proper display.
String	setStar(Date central, long duration, StarDescription rvstar, Variable vhelio, List<Variable> add) We set the targetname plus other required parameters for proper display.
protected void	showCanvas(int order, double step) Initializes the canvas such that it converts the central wavelength and the region width in array offsets of our wavelength cache, does averaging, if required (if the number of points in the plotting canvas is less than the resolution elements) and updates the display.
private double	smoothSpectrum(Vector3D[] meas, List<Vector3D> fillin)
protected void	startAnimation(int o, double fstep, double ds) Animates the drawing in its own thread, can be called from event queue.
protected void	stopAnimation(int o, double step)

Methods inherited from class jview.AbstractDisplayable

getComponentName, getIcon, getIcon

Methods inherited from class util.PropertyBundles

clone, getLocalized, getLocalized, getLocalizedString, getLocalizedString, loadResource

Methods inherited from class util.PropertyResources

createFrom, createFrom, createFrom, getApplet, getAsResources, getLocalClassLoader, getPropertiesToKey, getPropertiesToKey, getResource, getResourceAsStream, getResourceFromKey, getResources, keyCreate, keyCreate, reload, setApplet

Methods inherited from class util.PropertyContainer

augment, augment, augment, defaultBoolean, defaultChar, defaultDouble, defaultFloat, defaultInt, defaultLong, defaultObject, defaultObject, defaultProperties, defaultProperty, getAsBoolean, getAsChar, getAsDouble, getAsEnums, getAsFloat, getAsInt, getAsList, getAsLong, getAsMap, getAsMap, getAsObject, getAsObject, getProperties, getProperty, has, isNew, parseObject, reload, removeProperty, rescanned, setObject, setProperties, setProperty, stringProperties, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface util.ResourceSupplying

getResource, getResourceAsStream, getResources

Methods inherited from interface util.PropertySupplying

defaultBoolean, defaultChar, defaultDouble, defaultFloat, defaultInt, defaultLong, defaultObject, defaultObject, defaultProperties, defaultProperty, getAsBoolean, getAsChar, getAsDouble, getAsFloat, getAsInt, getAsList, getAsLong, getAsMap, getAsObject, getAsObject, getProperties, getProperty, has, parseObject, removeProperty, setObject, setProperty, stringProperties

Field Detail

COLON

public static final String COLON

See Also:

Constant Field Values

SPECTRUM

public static final String SPECTRUM

Name of one-dim spectrum.

See Also:

Constant Field Values

SMOOTH

public static final String SMOOTH

Name of one-dim spectrum smoothened.

See Also:

Constant Field Values

FITTED

public static final String FITTED

Name of one-dim spectrum.

See Also:

Constant Field Values

KEY_SPECTRUM

public static final String KEY_SPECTRUM

The properties of the data canvas displaying the spectrum.

See Also:

Constant Field Values

KEY_SHOWFITTED

public static final String KEY_SHOWFITTED

If false, fitted data is not shown.

See Also:

Constant Field Values

KEY_DATEFORMAT

public static final String KEY_DATEFORMAT

The date formatter to use.

See Also:

Constant Field Values

KEY_RESTFRAME

public static final String KEY_RESTFRAME

If true, calculate rest-frame wavelength.

See Also:

Constant Field Values

KEY_OVERPLOTTING

public static final String KEY_OVERPLOTTING

True, if plots are superimposed.

See Also:

Constant Field Values

KEY_PLAYBACK

public static final String KEY_PLAYBACK

Playback frame rate.

See Also:

Constant Field Values

KEY_ANIMATEGADGET

public static final String KEY_ANIMATEGADGET

Playback frame rate.

See Also:

Constant Field Values

KEY_SHOWSMOOTH

public static final String KEY_SHOWSMOOTH

If true, we try to add smoothened data.

See Also:

Constant Field Values

KEY_SGSORDER

public static final String KEY_SGSORDER

The order of the SavitzkyGolaySmoothing employed.

See Also:

Constant Field Values

KEY_SGSHALFWIDTH

public static final String KEY_SGSHALFWIDTH

The number of data points to the left and to the right, half of total.

See Also:

Constant Field Values

DEFRESTFRAME

private static final boolean DEFRESTFRAME

If true, convert to restframe.

See Also:

Constant Field Values

DEFSHOWFITTED

private static final boolean DEFSHOWFITTED

If true, fit of data is displayed if available.

See Also:

Constant Field Values

DEFDATEFORMAT

private static final DateFormat DEFDATEFORMAT

The default date formatter, known for this special chron.

DEFOVERPLOTTING

private static final boolean DEFOVERPLOTTING

Default overplotting.

See Also:

Constant Field Values

DEFPLAYBACK

private static final long DEFPLAYBACK

Default playback period (ms).

See Also:

Constant Field Values

DEFANIMATEGADGET

private static final long DEFANIMATEGADGET

Default playback period (ms).

See Also:

Constant Field Values

DEFSHOWSMOOTH

private static final boolean DEFSHOWSMOOTH

Default no smoothing shown.

See Also:

Constant Field Values

DEFSGSORDER

private static final int DEFSGSORDER

Default order of the SG-smoothing.

See Also:

Constant Field Values

DEFSGSHALFWIDTH

private static final int DEFSGSHALFWIDTH

Default half-length of smoothing set.

See Also:

Constant Field Values

representation

private Box representation

The buffered representation.

canvas

private JDataCanvas canvas

The canvas we display the spectrum in.

star

private JLabel star

The name of the star from the obs database.

date

private JLabel date

The date of the observation.

variables

private JPanel variables

The RV from the reduced database.

time

private SettableTime time

Parameter for rest frame.

alp0

private RaTarget alp0

Parameter for rest frame.

alpha

private RaApparent alpha

Parameter for rest frame.

del0

private DecTarget del0

Parameter for rest frame.

delta

private DecApparent delta

Parameter for rest frame.

bv

private BarycentricVelocity bv

Parameter for rest frame.

doppler

private List<Double> doppler

The Doppler shift, if rest frame is required.

reduced

private List<SpectralFits> reduced

The spectrum provider for the reduced data.

fitted

private List<SpectralFits> fitted

The spectrum provider for the fited data.

animthread

private Thread animthread

Animation thread, mainly for gadget.

cancel

private boolean cancel

Inter-process signal.

lamdamin

private double lamdamin

Minimum angstrom lambda of display.

lamdamax

private double lamdamax

Minimum angstrom lambda of display.

Constructor Detail

JSpectrumCanvas

public JSpectrumCanvas(Map<String,String> prop)

Constructs a generic peripheral from a property container.

Method Detail

init

public void init()

On init, we try to convert the region buttons list to a lookup map of button labels to Point2Ds.

Specified by:

init in interface Initializable

Overrides:

init in class PropertyResources

getRepresentation

public Component getRepresentation()

Returns the data canvas.

Specified by:

getRepresentation in interface Displayable

getLesserStrut

public int getLesserStrut()

For layout purposes get the size of a lesser strut.

getBiggerStrut

public int getBiggerStrut()

For layout purposes get the size of a bigger strut.

getMainCanvas

public JDataCanvas getMainCanvas()

Description copied from interface: DataCanvasProviding

Grabs a whole canvas of display data. For objects that want to dump their data into some display, this method retrieves the main data canvas. Only very specified objects may need also the second method, DataCanvasProviding.getComposingCanvases().

Specified by:

getMainCanvas in interface DataCanvasProviding

getComposingCanvases

public Collection<JDataCanvas> getComposingCanvases()

Description copied from interface: DataCanvasProviding

Only for specialized objects, this method will return more than the main canvas.

Specified by:

getComposingCanvases in interface DataCanvasProviding

isDoppler

public boolean isDoppler()

Checks, if we have doppler shifts for all spectra, meaning that we can shift to rest frame for all spectra.

isOverplotting

public boolean isOverplotting()

Returns the status of the overplotting flag.

isRestframe

public boolean isRestframe()

Returns the status of the overplotting flag.

setStar

public String setStar(Date central,
                      long duration,
                      StarDescription rvstar,
                      Variable vhelio)

We set the targetname plus other required parameters for proper display.

setStar

public String setStar(Date central,
                      long duration,
                      StarDescription rvstar,
                      Variable vhelio,
                      List<Variable> add)

We set the targetname plus other required parameters for proper display. Always call together with addReduced(astro.SpectralFits)

addReduced

public void addReduced(SpectralFits o)

Adds the spectral fits object to our reduced list.

addFitted

public void addFitted(SpectralFits o)

Adds the spectral fits object to our reduced list.

purgeAll

protected void purgeAll()

Purges all but the last spectra.

purgeLast

protected void purgeLast()

Purges just the last spectra.

createSpectralCanvas

private JDataCanvas createSpectralCanvas()

Creates a new spectral canvas. This canvas can than be filled with one-d spectra and shows up as a component in the central tabbed pane.

createVariableLabel

public static Component createVariableLabel(Variable v)

Creates a component displaying a variable

Parameters:

v - The variable - may not be null

Returns:

A JPanel in flow layout with the variable name plus colon plus the value, rounded to significant digits. Error as tool-tip

centerCanvas

protected int centerCanvas(double angstrom,
                           double step)
                    throws nom.tam.fits.FitsException

Initializes the canvas such that it converts the central wavelength and the region width in array offsets of our wavelength cache, does averaging, if required (if the number of points in the plotting canvas is less than the resolution elements) and updates the display.

Parameters:

angstrom - The wavelength to display

step - Offset

Throws:

nom.tam.fits.FitsException

showCanvas

protected void showCanvas(int order,
                          double step)
                   throws nom.tam.fits.FitsException

Initializes the canvas such that it converts the central wavelength and the region width in array offsets of our wavelength cache, does averaging, if required (if the number of points in the plotting canvas is less than the resolution elements) and updates the display.

Parameters:

order - The Echelle order to display.

step - Offset

Throws:

nom.tam.fits.FitsException

getMinimumLambda

public double getMinimumLambda()

Returns currently displayed minimum lambda.

getMaximumLambda

public double getMaximumLambda()

Returns currently displayed minimum lambda.

extractSpectra

private List<Vector3D[]> extractSpectra(int order,
                                        boolean dopcor)
                                 throws nom.tam.fits.FitsException

Throws:

nom.tam.fits.FitsException

prepareCanvas

private int[] prepareCanvas(List<Vector3D[]> spec,
                            boolean overpl,
                            double step)

Initializes the canvas such that it converts the central wavelength and the region width in array offsets of our wavelength cache, does averaging, if required (if the number of points in the plotting canvas is less than the resolution elements) and updates the display.

smoothSpectrum

private double smoothSpectrum(Vector3D[] meas,
                              List<Vector3D> fillin)

startAnimation

protected void startAnimation(int o,
                              double fstep,
                              double ds)

Animates the drawing in its own thread, can be called from event queue.

stopAnimation

protected void stopAnimation(int o,
                             double step)
                      throws nom.tam.fits.FitsException

Throws:

nom.tam.fits.FitsException

barycentricVelocity

private double barycentricVelocity(double ra,
                                   double de,
                                   Date at)

Takes right ascension and declination, both in degrees of the target and calculates the projected baryonic velocity of Earth onto the line of sight for the given date.