Package ucar.unidata.idv.control

Class ScatterDisplay

java.lang.Object

ucar.unidata.collab.SharableImpl

ucar.unidata.idv.control.DisplayControlBase

ucar.unidata.idv.control.DisplayControlImpl

ucar.unidata.idv.control.ScatterDisplay

All Implemented Interfaces:

ActionListener, ItemListener, PropertyChangeListener, EventListener, HyperlinkListener, Sharable, DataChangeListener, DisplayControl, Prototypable, ControlListener, DisplayListener

public class ScatterDisplay
extends DisplayControlImpl

Class description

Version:

Enter version here..., Tue, Feb 6, '18

Author:

Enter your name here...

Nested Class Summary

Nested classes/interfaces inherited from class ucar.unidata.idv.control.DisplayControlImpl

DisplayControlImpl.SideLegendLabel

Field Summary

Fields

Modifier and Type	Field	Description
DataChoice	dataChoiceX	_more_
DataChoice	dataChoiceY	_more_
DataSelection	dataSelectionX	_more_
DataSelection	dataSelectionY	_more_

Fields inherited from class ucar.unidata.idv.control.DisplayControlImpl

categories, colorScaleInfo, colorScales, contourInfo, contourInfoParams, contourWidget, controlContext, dataSelection, defaultView, defaultViewManager, DISPLAY_LIST_NAME, displayListTable, displayListUsesColor, displayMasters, displayUnit, helpUrl, initNoteText, instantiatedWithNoData, isProgressiveResolution, matchDisplayRegion, noteTextArea, noteWrapper, paramName, reloadFromBounds, requestProperties, resolutionReadout, selectRangeWidget, settingVisibility, sharables, showNoteText, skipSlider, version, viewManagers, ZFUDGE

Fields inherited from class ucar.unidata.idv.control.DisplayControlBase

APPEARANCE_DARK, APPEARANCE_IDV, APPEARANCE_LIGHT, CMD_BARBSIZE, CMD_COLORS, CMD_COLORTABLE, CMD_INTERVAL, CMD_LEVEL, CMD_LINEWIDTH, CMD_POPUP, CMD_REMOVE, DEFAULT_POINT_SIZE, DEFAULT_SAMPLING_MODE, FIND_ALL, FIND_CATEGORY, FIND_CLASS, FIND_SPECIAL, FIND_THIS, FIND_WITHDATA, FIND_WITHTHISDATA, FIND_WITHTHISFIELD, FIND_WITHTHISVIEW, FLAG_COLOR, FLAG_COLORTABLE, FLAG_COLORUNIT, FLAG_CONTOUR, FLAG_DATACONTROL, FLAG_DISPLAYUNIT, FLAG_GRIDTRAJECTORY, FLAG_LINEWIDTH, FLAG_NONE, FLAG_SELECTRANGE, FLAG_SKIPFACTOR, FLAG_SMOOTHING, FLAG_TEXTUREQUALITY, FLAG_TIMERANGE, FLAG_ZPOSITION, GRID_INSETS, ICON_LOCK, ICON_REMOVE, ICON_UNLOCK, LABEL_NONE, log_, MACRO_DATASOURCENAME, MACRO_DISPLAYNAME, MACRO_DISPLAYUNIT, MACRO_FHOUR, MACRO_FHOUR2, MACRO_LONGNAME, MACRO_POSITION, MACRO_RESOLUTION, MACRO_SHORTNAME, MACRO_STATION, MACRO_TIMESTAMP, MACRO_VALUE, NEAREST_NEIGHBOR, PREF_DISPLAYLIST_TEMPLATE, PREF_EXTRALABEL_TEMPLATE, PREF_LEGENDLABEL_TEMPLATE, PROP_REMOVED, SETTINGS_GROUP_DISPLAY, SETTINGS_GROUP_FLAGS, SHARE_CHOICES, SHARE_COLOR, SHARE_COLORSCALE, SHARE_COLORTABLE, SHARE_DISPLAYUNIT, SHARE_POSITION, SHARE_SELECTRANGE, SHARE_SKIPVALUE, SHARE_TRANSECT, SHARE_VISIBILITY, WEIGHTED_AVERAGE

Fields inherited from interface ucar.unidata.idv.DisplayControl

BOTTOM_LEGEND, DEFAULT_PROBEFORMAT, PREF_PREFIX, PREF_PROBEFORMAT, PREF_REMOVEONWINDOWCLOSE, PREF_SAMPLING_MODE, PREF_STANDALONE_REMOVEONCLOSE, PREF_STANDALONE_REMOVEONCLOSE_ASK, PROP_LEGENDICON, RASTERMODE_SHOWALL, RASTERMODE_SHOWNONRASTER, RASTERMODE_SHOWRASTER, SIDE_LEGEND

Constructor Summary

Constructors

Constructor	Description
ScatterDisplay()

Method Summary

Modifier and Type	Method	Description
void	addMapDisplayables(MapProjectionDisplayJ3D mapProjDsp)	_more_
Container	doMakeContents()	Make Gui contents
boolean	getBlackBackground()	_more_
ColorTable	getColorTable(FlatField image)	_more_
MapProjection	getDataProjection(FlatField image)	_more_
Image	getImage(String what)	Get the image of "what"
Range	getImageRange(FlatField image)	_more_
boolean	getIsLatLon(FlatField field)	_more_
protected void	getSaveMenuItems(List items, boolean forMenuBar)	Add in the menu items for the save and export display template
protected Component	getScatterTabComponent()	_more_
boolean	getSelectByCurve()	_more_
protected void	getViewMenuItems1(List menus, boolean forMenuBar)
boolean	init(List choices)	Initialize this instance according to the first DataChoice in a List.
void	initAfterUnPersistence(ControlContext vc, Hashtable properties, List preSelectedDataChoices)	Called by the IntegratedDataViewer to initialize after this control has been unpersisted
void	initDone()	Called after all initialization has been done.
BufferedImage	makeBufferedImage(Component comp)
DisplayMaster	makeImageDisplay(MapProjection mapProj, FlatField image, FlatField mask_image, Range imageRange, ColorTable colorTable)	_more_
DisplayMaster	makeScatterDisplay()	_more_
JMenu	makeViewMenu()
static float[]	minmax(float[] values)	_more_
FlatField	noUnit(FlatField grid)	_more_
protected void	popupDataDialog(String dialogMessage, Component from, boolean multiples, List categories)	Popup a DataTreeDialog
void	resetAllScatterSelectors()	Reset the state of all scatter display selections.
void	resetScatterSelector(int idx)	Reset the state of a specific scatter display selection.
void	saveImage()
void	setBlackBackground(boolean value)	_more_
void	setup()	_more_
void	setupFromUnpersistence()	_more_

Methods inherited from class ucar.unidata.idv.control.DisplayControlImpl

actionPerformed, activateDisplays, addAttributedDisplayable, addAttributedDisplayable, addAttributedDisplayable, addAttributeFlags, addCheckBoxSettings, addDataChoice, addDisplayable, addDisplayable, addDisplayable, addDisplayable, addDisplayable, addDisplayable, addDisplayMaster, addDisplaySettings, addLabelMacros, addNewData, addNoteText, addPropertiesComponents, addPropertyChangeListener, addRemovable, addSharable, addTimeModeWidget, addToControlContext, addToRangeMenu, addToRangeMenu, addToRangeMenu, addViewManager, appendDataChoices, applyAttributesToDisplayables, applyColor, applyColorScaleInfo, applyColorTable, applyColorUnit, applyContourInfo, applyDisplaySetting, applyDisplayUnit, applyForecastHourMacro, applyLineWidth, applyPreferences, applyProperties, applyProperties, applyPropertyValues, applyRange, applySelectRange, applySkipFactor, applySmoothing, applyTextureQuality, applyTimeRange, applyZPosition, boundsClose, canBeDocked, canDoProgressiveResolution, canExportData, canSaveDataInCache, captureWindow, centerOnDisplay, changeColorUnit, changeDisplayUnit, checkBoundsChange, checkFlag, checkIfDataOk, checkImageSize, clearDataInstance, clearPrototype, clearViewManagers, close, colorUnitChanged, controlChanged, convertColorRange, convertRange, createDisplayListDisplayable, createIdvWindow, dataChanged, deactivateDisplays, debug, displayableToFront, displayChanged, displayControlFailed, displayUnitChanged, doApplyProperties, doExport, doInitialUpdateLegendAndList, doMakeBottomLegendComponent, doMakeChangeColorMenu, doMakeChangeColorMenu, doMakeChangeParameterMenuItem, doMakeColorControl, doMakeColorControl, doMakeColorScales, doMakeDataInstance, doMakeMenuBar, doMakeMenuBarMenus, doMakePointSizeWidget, doMakeRemoveControl, doMakeSideLegendComponent, doMakeSkipFactorSlider, doMakeSmoothingWidget, doMakeTextureSlider, doMakeVisibilityControl, doMakeWidgetComponent, doMakeWindow, doMakeZPositionSlider, doRemove, exportDisplayedData, findDisplayInfo, findDisplays, findDisplays, firePropertyChangeEvent, firstFrameDone, formatForCursorReadout, getActive, getAnimation, getAnimation, getAnimation, getAnimation, getAnimationInfo, getAnimationWidget, getAttributeFlags, getCachedData, getCanDoRemoveAll, getCategories, getChangeParameterLabel, getCollapseLegend, getColor, getColorDimness, getColorScaleInfo, getColorTable, getColorTableForDisplayable, getColorTableToApply, getColorTableWidget, getColorUnit, getColorUnitName, getColorWidgetLabel, getComponentHolder, getContents, getContourInfo, getControlChangeSleepTime, getControlContext, getControlMenus, getControlWidgets, getCursorReadout, getCursorReadoutInner, getCursorReadoutInner, getData, getDataChoice, getDataChoices, getDataForDisplayList, getDataInstance, getDataInstance, getDataProjection, getDataProjectionForMenu, getDataProjectionLabel, getDataSelection, getDataSources, getDataTimeRange, getDataTimeRange, getDataTimeSet, getDebugDetails, getDefaultColorScaleInfo, getDefaultDisplayListTemplate, getDefaultDistanceUnit, getDefaultFastRendering, getDefaultSamplingMode, getDefaultSamplingModeValue, getDefaultView, getDefaultViewDescriptor, getDefaultViewManager, getDetailsContents, getDisplayAltitudeType, getDisplayCategory, getDisplayCenter, getDisplayConventions, getDisplayedData, getDisplayId, getDisplayInfos, getDisplayListColor, getDisplayListData, getDisplayListDisplayable, getDisplayListTemplate, getDisplayMaster, getDisplayName, getDisplayScale, getDisplayUnit, getDisplayUnit, getDisplayUnitName, getDisplayVisibility, getDoCursorReadout, getEditMenuItems, getEditMenuItems, getExpandedInTabs, getExtraLabelTemplate, getExtraLegendComponent, getExtraMenus, getFileMenuItems, getFileMenuItems, getGraphicsConfiguration, getGrid, getGrid, getHadDataChoices, getHaveInitialized, getHelpIds, getHelpMenuItems, getId, getIdv, getImage, getInitDataChoices, getInitialColorTable, getInitialFastRendering, getInitialRange, getInitialZPosition, getInternalAnimation, getInternalAnimation, getIsProgressiveResolution, getIsRaster, getIsTimeDriver, getLabel, getLastFileMenuItems, getLatLonPoints, getLegendButtons, getLegendComponent, getLegendLabel, getLegendLabels, getLegendLabelTemplate, getLegendToolTip, getLineWidth, getLineWidthWidget, getLineWidthWidgetLabel, getLockVisibilityToggle, getLongParamName, getMacroNames, getMainPanel, getMainPanelSize, getMakeWindow, getMapDisplay, getMapViewManager, getMapViewProjection, getMatchDisplayRegion, getMenuLabel, getMyDataChoices, getNavigatedDisplay, getNoteText, getObjectStore, getOkToFireEvents, getOldColorTableOrInitialColorTable, getOriginalDataChoicesLabel, getOuterContents, getPointSize, getProperty, getProperty, getPropertyDisplayName, getRange, getRangeForColorTable, getRangeToApply, getRawDataUnit, getRequestProperties, getSamplingModeName, getSamplingModeValue, getSamplingModeValue, getSelectRange, getSelectRangeEnabled, getSelectRangeWidget, getSettingsPanel, getShortParamName, getShoulDoProgressiveResolution, getShowInDisplayList, getShowInLegend, getShowInTabs, getShowNoteText, getSkipValue, getSkipWidgetLabel, getSmoothingFactor, getSmoothingType, getSomeAnimation, getStore, getTemplateName, getTextureQuality, getTextureQualityLabel, getTimeSet, getTitle, getTransientProperty, getUnitForColor, getUseFastRendering, getUsesTimeDriver, getUseTimesInAnimation, getVersion, getVerticalValue, getViewAnimation, getViewContext, getViewer, getViewManager, getViewManager, getViewManager, getViewManagerClassNames, getViewManagerForCapture, getViewManagers, getViewMenuItems, getViewMenuItems, getVisbilityAnimationPause, getWasUnPersisted, getWindow, getWindowSize, getWindowVisible, getWindowX, getWindowY, getZPosition, getZPositionSliderLabel, guiExported, guiImported, handleDisplayChanged, handleWindowClosing, hasForecastHourMacro, hasMapProjection, hasTimeMacro, haveDataTimes, haveParameterDefaults, hide, hyperlinkUpdate, inGlobeDisplay, init, init, init, initAfterUnPersistence, initAsPrototype, initAsTemplate, initBasic, initializeWithNewData, initWindow, isDisplay3D, isDisplayUnitAlsoColorUnit, isGuiShown, isInitDone, isInTransectView, isInViewManager, itemStateChanged, loadDataFromViewBounds, makeChangeColorMenuItems, makeLegendLabel, makeLockButton, makeRemoveButton, moveTo, notifyViewManagersOfChange, parseProperties, popup, popupDataDialog, popupDataDialog, processRequestProperties, projectionChanged, propertyChange, putTransientProperty, reallySetAttributeFlags, receiveShareData, redoGuiLayout, reloadDataSource, reloadDataSourceInThread, relocateDisplay, relocateDisplay, removeDataChoice, removeDisplayable, removeDisplayables, removeDisplayables, removeOnWindowClose, removePropertyChangeListener, resetData, resetDimness, resetViewManager, revertToDefaultColorTable, revertToDefaultColorTable, revertToDefaultRange, revertToDefaultRange, saveAsFavorite, saveAsParameterDefaults, saveAsPrototype, saveAsTemplate, saveDataChoiceInCache, saveImage, saveProjection, selectDataChoices, setAnimationInfo, setAnimationSet, setAttributeFlags, setCachedData, setCanDoRemoveAll, setCategories, setCollapseLegend, setColor, setColorBrighter, setColorDimmer, setColorDimness, setColorScaleInfo, setColorScaleVisible, setColorTable, setColorTable, setColorTableName, setColorUnit, setColorUnitName, setComponentHolder, setContents, setContourInfo, setContourInfoParams, setData, setData, setDataChoices, setDataInstance, setDataInstances, setDataSelection, setDataTimeRange, setDefaultSamplingMode, setDefaultView, setDisplayableVisibility, setDisplayableVisiblity, setDisplayActive, setDisplayAreaSubset, setDisplayCategory, setDisplayId, setDisplayInactive, setDisplayListColor, setDisplayListColor, setDisplayListProperties, setDisplayListTemplate, setDisplayListTimeZone, setDisplayName, setDisplayUnit, setDisplayUnitName, setDisplayVisibility, setDoCursorReadout, setExpandedInTabs, setExtraLabelTemplate, setHadDataChoices, setHelpUrl, setId, setInitDataChoices, setInitialSettings, setInitialViewManager, setIsProgressiveResolution, setIsRaster, setIsTimeDriver, setLabelAsPreference, setLegendBackground, setLegendForeground, setLegendLabel, setLegendLabelTemplate, setLineWidth, setLockVisibilityToggle, setMainPanelDimensions, setMainPanelSize, setMakeWindow, setMatchDisplayRegion, setName, setNameFromUser, setNewColorUnit, setNewDisplayUnit, setNoteText, setOkToFireEvents, setOriginalDataChoicesLabel, setParamName, setPersistedVisadData, setPointSize, setProjectionInView, setProjectionInView, setProjectionInView, setProperty, setRange, setRange, setSelectRange, setSelectRangeEnabled, setSettingsDisplayUnit, setSharedColorScaleInfo, setShowInDisplayList, setShowInLegend, setShowInTabs, setShowNoteText, setSkipValue, setSmoothingFactor, setSmoothingType, setTemplateName, setTextureQuality, setTitle, setUnitForColor, setUseFastRendering, setUsesTimeDriver, setUseTimesInAnimation, setVersion, setViewer, setViewManagerClassNames, setVisbilityAnimationPause, setWindowSize, setWindowVisible, setWindowX, setWindowY, setZPosition, setZPosition, shouldAddAnimationListener, shouldAddControlListener, shouldAddDisplayListener, shouldApplyFastRendering, shouldBeDocked, shouldWindowBeVisible, show, showColorControlWidget, showColorDialog, showColorDialog, showColorScaleDialog, showColorScales, showColorSwatches, showContourPropertiesDialog, showDetails, showDisplaySettingsDialog, showHelp, showLegendMenu, showNormalCursor, showProperties, showTimeRangeDialog, showWaitCursor, timeChanged, toFront, toggleNoteTextArea, toggleVisibilityForVectorGraphicsRendering, toggleWindow, toString, transectChanged, updateAnimation, updateDataInstance, updateDataSelection, updateDisplayList, updateGridDataInstance, updateLegendAndList, updateLegendLabel, updateLockButton, useSmoothingFactor, useZPosition, viewManagerChanged, viewManagerDestroyed, viewpointChanged, writeTestArchive, xxxsetDisplayActive, zSliderChanged

Methods inherited from class ucar.unidata.idv.control.DisplayControlBase

boxToEarth, boxToEarth, boxToEarth, boxToEarth, boxToEarth, boxToScreen, calculateRectangle, createStationTfo, earthToBox, earthToBox, earthToBoxTuple, earthToScreen, formatLevels, getLabeledReal, getLevelReal, getScreenCenter, getSelectedStation, getTmpProperty, isLeftButtonDown, logException, logException, makeEarthLocation, putTmpProperty, removeTmpProperty, screenToBox, screenToBox, screenToEarth, setStations, setStations, toBox, toEarth, userErrorMessage, userMessage

Methods inherited from class ucar.unidata.collab.SharableImpl

applySharableProperties, doShare, doShare, doShareExternal, doShareInternal, getReceiveShareTime, getSharablePropertiesComponent, getShareGroup, getSharing, getUniqueId, initSharable, removeSharable, setReceiveShareTime, setShareGroup, setSharing, setUniqueId, showSharableDialog

Methods inherited from class java.lang.Object

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

Methods inherited from interface ucar.unidata.idv.DisplayControl

getTmpProperty, putTmpProperty, removeTmpProperty

Methods inherited from interface ucar.unidata.collab.Sharable

getReceiveShareTime, getShareGroup, getSharing, getUniqueId, setReceiveShareTime

Field Details

dataChoiceX

public DataChoice dataChoiceX

_more_

dataChoiceY

public DataChoice dataChoiceY

_more_

dataSelectionX

public DataSelection dataSelectionX

_more_

dataSelectionY

public DataSelection dataSelectionY

_more_

Constructor Details

ScatterDisplay

public ScatterDisplay()

Method Details

init

public boolean init(List choices)
             throws VisADException,
RemoteException

Description copied from class: DisplayControlImpl

Initialize this instance according to the first DataChoice in a List. This implementation invokes DisplayControlImpl.init(DataChoice) to perform the initialization. If the list is null or empty, then the argument to DisplayControlImpl.init(DataChoice) is null.

Overrides:

init in class DisplayControlImpl

Parameters:

choices - A list of data choices or null.

Returns:

true if and only if this instance was correctly initialized by the data choice.

Throws:

VisADException - if a VisAD Failure occurs.

RemoteException - if a Java RMI failure occurs.

setup

public void setup()
           throws VisADException,
RemoteException

_more_

Throws:

RemoteException - _more_

VisADException - _more_

setupFromUnpersistence

public void setupFromUnpersistence()
                            throws VisADException,
RemoteException

_more_

Throws:

RemoteException - _more_

VisADException - _more_

initAfterUnPersistence

public void initAfterUnPersistence(ControlContext vc,
 Hashtable properties,
 List preSelectedDataChoices)

Description copied from class: DisplayControlImpl

Called by the IntegratedDataViewer to initialize after this control has been unpersisted

Specified by:

initAfterUnPersistence in interface DisplayControl

Overrides:

initAfterUnPersistence in class DisplayControlImpl

Parameters:

vc - The context in which this control exists

properties - Properties that may hold things

preSelectedDataChoices - set of preselected data choices

popupDataDialog

protected void popupDataDialog(String dialogMessage,
 Component from,
 boolean multiples,
 List categories)

Description copied from class: DisplayControlImpl

Popup a DataTreeDialog

Overrides:

popupDataDialog in class DisplayControlImpl

Parameters:

dialogMessage - message for the dialog

from - the component that it is on

multiples - can handle multiple selections

categories - List of data categories. If

initDone

public void initDone()

Description copied from class: DisplayControlImpl

Called after all initialization has been done. A hook that allows derived classes to do any further initialization.

Overrides:

initDone in class DisplayControlImpl

makeScatterDisplay

public DisplayMaster makeScatterDisplay()
                                 throws VisADException,
RemoteException

_more_

Returns:

_more_

Throws:

RemoteException - _more_

VisADException - _more_

doMakeContents

public Container doMakeContents()

Description copied from class: DisplayControlImpl

Make Gui contents

Overrides:

doMakeContents in class DisplayControlImpl

Returns:

User interface contents

resetAllScatterSelectors

public void resetAllScatterSelectors()

Reset the state of all scatter display selections.

resetScatterSelector

public void resetScatterSelector(int idx)

Reset the state of a specific scatter display selection.

Parameters:

idx - Index of the scatter display selection within n_selectors.

noUnit

public FlatField noUnit(FlatField grid)

_more_

Parameters:

grid - _more_

setBlackBackground

public void setBlackBackground(boolean value)

_more_

Parameters:

value - _more_

getBlackBackground

public boolean getBlackBackground()

_more_

Returns:

_more_

getScatterTabComponent

protected Component getScatterTabComponent()

_more_

Returns:

_more_

makeImageDisplay

public DisplayMaster makeImageDisplay(MapProjection mapProj,
 FlatField image,
 FlatField mask_image,
 Range imageRange,
 ColorTable colorTable)
                               throws VisADException,
RemoteException

_more_

Parameters:

mapProj - _more_

image - _more_

mask_image - _more_

imageRange - _more_

colorTable - _more_

Returns:

_more_

Throws:

RemoteException - _more_

VisADException - _more_

getImageRange

public Range getImageRange(FlatField image)
                    throws VisADException,
RemoteException

_more_

Parameters:

image - _more_

Returns:

_more_

Throws:

RemoteException - _more_

VisADException - _more_

getColorTable

public ColorTable getColorTable(FlatField image)
                         throws VisADException,
RemoteException

_more_

Parameters:

image - _more_

Returns:

_more_

Throws:

RemoteException - _more_

VisADException - _more_

getDataProjection

public MapProjection getDataProjection(FlatField image)
                                throws VisADException,
RemoteException

_more_

Parameters:

image - _more_

Returns:

_more_

Throws:

RemoteException - _more_

VisADException - _more_

addMapDisplayables

public void addMapDisplayables(MapProjectionDisplayJ3D mapProjDsp)
                        throws VisADException,
RemoteException

_more_

Parameters:

mapProjDsp - _more_

Throws:

RemoteException - _more_

VisADException - _more_

getSelectByCurve

public boolean getSelectByCurve()

_more_

Returns:

_more_

minmax

public static float[] minmax(float[] values)

_more_

Parameters:

values - _more_

Returns:

_more_

getIsLatLon

public boolean getIsLatLon(FlatField field)
                    throws VisADException,
RemoteException

_more_

Parameters:

field - _more_

Returns:

_more_

Throws:

RemoteException - _more_

VisADException - _more_

getViewMenuItems1

protected void getViewMenuItems1(List menus,
 boolean forMenuBar)

makeViewMenu

public JMenu makeViewMenu()

getSaveMenuItems

protected void getSaveMenuItems(List items,
 boolean forMenuBar)

Description copied from class: DisplayControlImpl

Add in the menu items for the save and export display template

Overrides:

getSaveMenuItems in class DisplayControlImpl

Parameters:

items - List of menu items to add into

forMenuBar - if this is for the menubar

saveImage

public void saveImage()

makeBufferedImage

public BufferedImage makeBufferedImage(Component comp)
                                throws AWTException

Throws:

AWTException

getImage

public Image getImage(String what)
               throws Exception

Description copied from class: DisplayControlImpl

Get the image of "what"

Overrides:

getImage in class DisplayControlImpl

Parameters:

what - description of what to get

Returns:

the image

Throws:

Exception - problem getting image