Package org.opensourcephysics.frames

Class FFTRealFrame

java.lang.Object

java.awt.Component

java.awt.Container

java.awt.Window

java.awt.Frame

javax.swing.JFrame

org.opensourcephysics.display.OSPFrame

org.opensourcephysics.display.DrawingFrame

org.opensourcephysics.frames.PlotFrame

org.opensourcephysics.frames.FFTRealFrame

All Implemented Interfaces:

ClipboardOwner, ImageObserver, MenuContainer, Serializable, Accessible, RootPaneContainer, WindowConstants, AppFrame, Hidable

public class FFTRealFrame
extends PlotFrame

FFTRealFrame computes the FFT or real data and displays the result.

Version:

1.0

Author:

W. Christian

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.opensourcephysics.frames.PlotFrame

PlotFrame.PlotFrameLoader

Nested classes/interfaces inherited from class org.opensourcephysics.display.DrawingFrame

DrawingFrame.DrawingFrameLoader

Nested classes/interfaces inherited from class javax.swing.JFrame

JFrame.AccessibleJFrame

Nested classes/interfaces inherited from class java.awt.Frame

Frame.AccessibleAWTFrame

Nested classes/interfaces inherited from class java.awt.Window

Window.AccessibleAWTWindow, Window.Type

Nested classes/interfaces inherited from class java.awt.Container

Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component

Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Field Summary

Fields

Modifier and Type	Field	Description
protected int	domainType
static final int	FREQ
protected int	gutter
static final int	OMEGA

Fields inherited from class org.opensourcephysics.frames.PlotFrame

datasetManager, dataTable, tableFrame

Fields inherited from class org.opensourcephysics.display.DrawingFrame

copyItem, customInspector, drawingPanel, editMenu, fileMenu, MENU_SHORTCUT_KEY_MASK, pasteItem, replaceItem, reply

Fields inherited from class org.opensourcephysics.display.OSPFrame

action, animated, autoclear, buttonPanel, childFrames, constructorThreadGroup, customButtons, keepHidden, myFontLevel, strategy

Fields inherited from class javax.swing.JFrame

accessibleContext, rootPane, rootPaneCheckingEnabled

Fields inherited from class java.awt.Frame

CROSSHAIR_CURSOR, DEFAULT_CURSOR, E_RESIZE_CURSOR, HAND_CURSOR, ICONIFIED, MAXIMIZED_BOTH, MAXIMIZED_HORIZ, MAXIMIZED_VERT, MOVE_CURSOR, N_RESIZE_CURSOR, NE_RESIZE_CURSOR, NORMAL, NW_RESIZE_CURSOR, S_RESIZE_CURSOR, SE_RESIZE_CURSOR, SW_RESIZE_CURSOR, TEXT_CURSOR, W_RESIZE_CURSOR, WAIT_CURSOR

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Fields inherited from interface javax.swing.WindowConstants

DISPOSE_ON_CLOSE, DO_NOTHING_ON_CLOSE, EXIT_ON_CLOSE, HIDE_ON_CLOSE

Constructor Summary

Constructors

Constructor	Description
FFTRealFrame(String xlabel, String ylabel, String title)	A DrawingFrame that displays a FFT as its drawable.

Method Summary

Modifier and Type	Method	Description
protected void	addMenuItems()	Adds Views menu items on the menu bar.
void	convertToConnectedView()
void	convertToPostView()
void	doFFT(double[] xNew, double[] dataNew, int gutter)	Does an FFT of the given data array.
void	setDomainType(int type)	Sets the units for the FFT output.
void	setGutter()
void	setGutter(int n)	Adds extra points to the data before performing the Fourier analysis using the FFT.
void	setLogScale(boolean xlog, boolean ylog)	Sets the axes to use a logarithmetic scale.
void	setXLabel(String xlabel)	Sets the x-label on the plot.
void	showCos()
void	showPower()
void	showSin()

Methods inherited from class org.opensourcephysics.frames.PlotFrame

append, append, append, append, clearData, clearDrawables, getDataset, getDatasetManager, getDataTable, getDrawables, getDrawables, getLoader, logAxes, removeDatasets, scale, setBackground, setConnected, setConnected, setCustomMarker, setLineColor, setLogScaleX, setLogScaleY, setMarkerColor, setMarkerColor, setMarkerShape, setMarkerSize, setMaximumFractionDigits, setMaximumFractionDigits, setMaximumPoints, setName, setRowNumberVisible, setXPointsLinked, setXYColumnNames, setXYColumnNames, showDataTable, updateTable

Methods inherited from class org.opensourcephysics.display.DrawingFrame

addDrawable, clearDataAndRepaint, copyAction, getAxes, getDrawablesExcept, getDrawablesNoClone, getDrawingPanel, getObjectOfClass, inspectXML, invalidateImage, isAutoscaleX, isAutoscaleY, limitAutoscaleX, limitAutoscaleY, loadDisplayMenu, loadToolsMenu, lostOwnership, paint, pasteAction, refreshGUI, removeDrawable, removeObjectsOfClass, render, replaceAction, replaceDrawable, saveXML, setAutoscaleX, setAutoscaleY, setCartesian, setCustomInspector, setDrawingPanel, setEnabledCopy, setEnabledPaste, setEnabledReplace, setInteractiveMouseHandler, setInteriorBackground, setMessage, setMessage, setPixelsPerUnit, setPolar, setPreferredMinMax, setPreferredMinMaxX, setPreferredMinMaxY, setSquareAspect, setYLabel

Methods inherited from class org.opensourcephysics.display.OSPFrame

addButton, addChildFrame, bufferStrategyShow, clearChildFrames, createBufferStrategy, dispose, getChildFrames, getChooser, getConstructorThreadGroup, getMenu, isAnimated, isAutoclear, isIconified, isKeepHidden, parseXMLMenu, parseXMLMenu, removeMenu, removeMenuItem, setAnimated, setAutoclear, setDefaultCloseOperation, setFontLevel, setKeepHidden, setResizeAction, setSize, setTitle, setVisible, show, wishesToExit

Methods inherited from class javax.swing.JFrame

addImpl, createRootPane, frameInit, getAccessibleContext, getContentPane, getDefaultCloseOperation, getGlassPane, getGraphics, getJMenuBar, getLayeredPane, getRootPane, getTransferHandler, isDefaultLookAndFeelDecorated, isRootPaneCheckingEnabled, paramString, processWindowEvent, remove, repaint, setContentPane, setDefaultLookAndFeelDecorated, setGlassPane, setIconImage, setJMenuBar, setLayeredPane, setLayout, setRootPane, setRootPaneCheckingEnabled, setTransferHandler, update

Methods inherited from class java.awt.Frame

addNotify, getCursorType, getExtendedState, getFrames, getIconImage, getMaximizedBounds, getMenuBar, getState, getTitle, isResizable, isUndecorated, remove, removeNotify, setCursor, setExtendedState, setMaximizedBounds, setMenuBar, setOpacity, setResizable, setShape, setState, setUndecorated

Methods inherited from class java.awt.Window

addPropertyChangeListener, addPropertyChangeListener, addWindowFocusListener, addWindowListener, addWindowStateListener, applyResourceBundle, applyResourceBundle, createBufferStrategy, createBufferStrategy, getBackground, getBufferStrategy, getFocusableWindowState, getFocusCycleRootAncestor, getFocusOwner, getFocusTraversalKeys, getIconImages, getInputContext, getListeners, getLocale, getModalExclusionType, getMostRecentFocusOwner, getOpacity, getOwnedWindows, getOwner, getOwnerlessWindows, getShape, getToolkit, getType, getWarningString, getWindowFocusListeners, getWindowListeners, getWindows, getWindowStateListeners, hide, isActive, isAlwaysOnTop, isAlwaysOnTopSupported, isAutoRequestFocus, isFocusableWindow, isFocusCycleRoot, isFocused, isLocationByPlatform, isOpaque, isShowing, isValidateRoot, pack, postEvent, processEvent, processWindowFocusEvent, processWindowStateEvent, removeWindowFocusListener, removeWindowListener, removeWindowStateListener, reshape, setAlwaysOnTop, setAutoRequestFocus, setBounds, setBounds, setCursor, setFocusableWindowState, setFocusCycleRoot, setIconImages, setLocation, setLocation, setLocationByPlatform, setLocationRelativeTo, setMinimumSize, setModalExclusionType, setSize, setType, toBack, toFront

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getAlignmentX, getAlignmentY, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalPolicy, getInsets, getLayout, getMaximumSize, getMinimumSize, getMousePosition, getPreferredSize, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, print, printComponents, processContainerEvent, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusTraversalKeys, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setFont, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, contains, createImage, createImage, createVolatileImage, createVolatileImage, disable, disableEvents, dispatchEvent, enable, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBaseline, getBaselineResizeBehavior, getBounds, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getHeight, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocation, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getSize, getTreeLock, getWidth, getX, getY, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isDoubleBuffered, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, prepareImage, prepareImage, printAll, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processKeyEvent, processMouseEvent, processMouseMotionEvent, processMouseWheelEvent, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, requestFocusInWindow, resize, resize, revalidate, setComponentOrientation, setDropTarget, setEnabled, setFocusable, setFocusTraversalKeysEnabled, setForeground, setIgnoreRepaint, setLocale, setMaximumSize, setMixingCutoutShape, setPreferredSize, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.opensourcephysics.display.AppFrame

getDefaultCloseOperation

Methods inherited from interface java.awt.MenuContainer

getFont, postEvent

Field Details

FREQ

public static final int FREQ

See Also:

• Constant Field Values

OMEGA

public static final int OMEGA

See Also:

• Constant Field Values

domainType

protected int domainType

gutter

protected int gutter

Constructor Details

FFTRealFrame

public FFTRealFrame(String xlabel,
 String ylabel,
 String title)

A DrawingFrame that displays a FFT as its drawable.

Parameters:

xlabel - String

ylabel - String

title - String

Method Details

showSin

public void showSin()

showCos

public void showCos()

showPower

public void showPower()

setGutter

public void setGutter()

setGutter

public void setGutter(int n)

Adds extra points to the data before performing the Fourier analysis using the FFT.

Parameters:

n - int

setXLabel

public void setXLabel(String xlabel)

Sets the x-label on the plot.

Overrides:

setXLabel in class DrawingFrame

Parameters:

xlabel - String

addMenuItems

protected void addMenuItems()

Adds Views menu items on the menu bar.

Overrides:

addMenuItems in class PlotFrame

setDomainType

public void setDomainType(int type)

Sets the units for the FFT output. Domain types are: MODE, FREQ, OMEGA

Parameters:

type - int

convertToPostView

public void convertToPostView()

convertToConnectedView

public void convertToConnectedView()

doFFT

public void doFFT(double[] xNew,
 double[] dataNew,
 int gutter)

Does an FFT of the given data array. The data array is assumed to contain complex numbers stored as successive (re,im) pairs. The given array remains unchanged.

Parameters:

datasetManager - double[]

xmin - double

xmax - double

setLogScale

public void setLogScale(boolean xlog,
 boolean ylog)

Sets the axes to use a logarithmetic scale.

Overrides:

setLogScale in class DrawingFrame