Subclass of RegionShape used for drawing lines. More...

#include <RegionShapes.h>

Inheritance diagram for casa::RSLine:

Public Types
enum	ArrowType { FilledTriangle, Triangle, V, FilledDoubleV }
	Static Members //. More...

Public Types inherited from casa::RegionShape
enum	CoordinateParameterType { POSITION, SIZE, ANGLE, PIXEL }
	Different types for coordinate parameters. More...

enum	OptionType { STRING, STRINGCHOICE, STRINGARRAY, STRINGCHOICEARRAY, DOUBLE, BOOL }
	Different types for options. More...

enum	LineStyle { SOLID, DASHED, DOTTED }
	Different line styles. More...

Public Types inherited from casa::DisplayData
enum	DisplayState { DISPLAYED, UNDISPLAYED, LIMBO }

Public Member Functions
	RSLine (double x1, double y1, double x2, double y2, casacore::MDirection::Types worldSystem, int arrowLength, bool arrow1=false, bool arrow2=false, ArrowType type1=FilledDoubleV, ArrowType type2=FilledDoubleV)
	Non-Static Members //. More...

	RSLine (double x1, double y1, double x2, double y2, int arrowLength, bool arrow1=false, bool arrow2=false, ArrowType type1=FilledDoubleV, ArrowType type2=FilledDoubleV)
	Pixel Constructor. More...

	RSLine (const casacore::RecordInterface &properties)
	casacore::Record Constructor. More...

virtual	~RSLine ()
	Destructor. More...

Public Member Functions inherited from casa::RegionShape
std::string	errorMessage () const

	RegionShape (casacore::MDirection::Types worldSys)
	Non-Static Members //. More...

	RegionShape ()
	Pixel Constructor. More...

	RegionShape (const casacore::RecordInterface &properties)
	casacore::Record Constructor. More...

virtual	~RegionShape ()
	Destructor. More...

const casacore::Unit	dataUnit () const
	PassiveCachingDD methods //. More...

const casacore::IPosition	dataShape () const

casacore::uInt	dataDim () const

std::vector< int >	displayAxes () const

Display::DisplayDataType	classType ()
	Implements PassiveCachingDD::classType. More...

CachingDisplayMethod *	newDisplayMethod (WorldCanvas wc, AttributeBuffer wchAttr, AttributeBuffer ddAttr, CachingDisplayData dd)
	Implements PassiveCachingDD::newDisplayMethod. More...

virtual casacore::String	lineColor () const
	Common RegionShape methods //. More...

virtual void	setLineColor (const casacore::String &newColor, bool alsoSetLabel=true)

virtual double	lineWidth () const
	Gets/sets this shape's line width. More...

virtual void	setLineWidth (double width)

virtual LineStyle	lineStyle () const
	Gets/sets this shape's line style. More...

virtual void	setLineStyle (LineStyle style)

virtual casacore::String	text () const
	Gets/sets this shape's label's text. More...

virtual void	setText (const casacore::String &text)

virtual const RegionShapeLabel &	label () const
	Gets/sets this shape's label. More...

virtual void	setLabel (const RegionShapeLabel &label)

virtual bool	linethrough () const
	Gets/sets this shape's linethrough properties. More...

virtual casacore::String	linethroughColor () const

virtual double	linethroughWidth () const

virtual LineStyle	linethroughStyle () const

virtual void	setLinethrough (bool linethrough, casacore::String color="red", double width=1, LineStyle style=SOLID)

virtual double	xMin () const
	Min/max methods for world/pixel coordinates. More...

virtual double	xMax () const

virtual double	yMin () const

virtual double	yMax () const

virtual double	screenXMin () const
	Bounding box methods. More...

virtual double	screenXMax () const

virtual double	screenYMin () const

virtual double	screenYMax () const

virtual bool	isWorld () const
	Returns whether this shape's coordinates are in world or pixel. More...

virtual casacore::MDirection::Types	worldSystem () const
	If this shape is in world coordinates, returns the system used. More...

virtual void	setIsWorld (bool isWorld)
	Set world or pixel system. More...

virtual void	setWorldSystem (casacore::MDirection::Types sys)
	Set world system. More...

virtual casacore::String	title () const
	Returns this shape's type (color + type). More...

bool	draw (WorldCanvasHolder &wch)
	Checks whether the given WorldCanvasHolder has a direction coordinate. More...

virtual bool	hadDrawingError () const
	Returns whether there was an error during the last call to draw() or not. More...

const casacore::String &	lastDrawingError () const
	Returns the error that occurred during the last call to draw(). More...

casacore::Record	getProperties () const
	Returns this shape's properties as a Record. More...

casacore::Record	toRecord () const
	Synonym. More...

void	setProperties (const casacore::RecordInterface &properties)
	Sets this shape's properties from the given Record. More...

virtual bool	drawAndUpdateBoundingBox (WorldCanvasHolder &wch, casacore::String *error=NULL)=0
	Pure Virtual Methods //. More...

virtual casacore::String	type () const =0
	Returns the name/type of this shape, for displaying to the user. More...

casacore::String	dataType () const
	Pure virtual function from DisplayData... More...

virtual casacore::String	oneWordType () const
	Can be overridden by children. More...

virtual std::vector< double >	coordParameterValues () const =0
	Returns the current values for the coordinate parameters. More...

virtual std::vector< double >	coordParameterValues (casacore::String toSystem) const =0
	Returns the current values for the coordinate parameters in the given world system, by using the last WorldCanvasHolder for conversions if needed. More...

virtual std::vector < casacore::String >	coordParameterNames () const =0
	Returns the name for the coordinate parameters, in the same order as coordParameterValues(). More...

virtual std::vector < CoordinateParameterType >	coordParameterTypes () const =0
	Returns a vector indicating the types of the coordinate parameters, in the same order as coordParameterValues(). More...

virtual void	setCoordParameters (const std::vector< double > &vals)=0
	Sets the coordinate parameter values to the given, in the same order as coordParameterValues(). More...

virtual void	setCoordParameters (const std::vector< double > &vals, casacore::String valSystem)=0
	Sets the coordinate parameter values to the given, in the same order as coordParameterValues(). More...

virtual void	move (double dx, double dy, casacore::String system="")=0
	Moves this shape the given delta x and delta y in the given system (empty for shape's native system). More...

virtual RSHandle	getHandle () const =0
	Returns a RSHandle (four points in screen coords that are like a bounding box for the shape) for this shape. More...

virtual std::vector < casacore::String >	optionNames () const =0
	Returns the names for options. More...

virtual std::vector< OptionType >	optionTypes () const =0
	Returns the types for options. More...

virtual std::vector < std::vector < casacore::String > >	optionChoices () const
	For options that are string choices, return the available choices. More...

virtual std::vector< RSOption >	optionValues () const =0
	Returns the current values for options. More...

virtual void	setOptionValues (const std::vector< RSOption > &options)=0
	Sets the options to the given. More...

Public Member Functions inherited from casa::PassiveCachingDD
	PassiveCachingDD ()
	Constructor. More...

virtual	~PassiveCachingDD ()
	Destructor. More...

virtual casacore::Bool	linToWorld (casacore::Vector< casacore::Double > &world, const casacore::Vector< casacore::Double > &lin)
	casacore::Coordinate transformation handlers, called by WorldCanvasHolder. More...

virtual casacore::Bool	worldToLin (casacore::Vector< casacore::Double > &lin, const casacore::Vector< casacore::Double > &world)

virtual casacore::String	showPosition (const casacore::Vector< casacore::Double > &world, const casacore::Bool &displayAxesOnly=false)
	casacore::Format a string containing coordinate or value information at the given world coordinate. More...

virtual casacore::String	showValue (const casacore::Vector< casacore::Double > &world)
	casacore::Format a string containing value information at the given world coordinate More...

virtual casacore::Vector < casacore::String >	worldAxisNames () const
	World axis information suppliers. More...

virtual casacore::Vector < casacore::String >	worldAxisUnits () const

const casacore::Unit	dataUnit () const

const casacore::IPosition	dataShape () const

casacore::uInt	dataDim () const

std::vector< int >	displayAxes () const

virtual casacore::uInt	nelements (const WorldCanvasHolder &wcHolder) const
	Return the number of display elements (ie. More...

virtual casacore::uInt	nelements () const
	and non-specific More...

virtual void	setDefaultOptions ()
	Install the default options for this DisplayData. More...

virtual casacore::Bool	setOptions (casacore::Record &rec, casacore::Record &recOut)
	Apply options stored in `rec` to the DisplayData. More...

virtual casacore::Record	getOptions (bool scrub=false) const
	Retrieve the current and default options and parameter types. More...

virtual void	refreshEH (const WCRefreshEvent &ev)
	Negotiatiate WorldCanvas linear coordinate system when asked to do so by the WorldCanvasHolder. More...

virtual casacore::Bool	sizeControl (WorldCanvasHolder &, AttributeBuffer &)
	Set (coordinate) state of WCH's WC. More...

virtual void	cleanup ()
	Tidy up the elements of this DisplayData. More...

Public Member Functions inherited from casa::CachingDisplayData
	CachingDisplayData ()
	Constructor. More...

virtual	~CachingDisplayData ()
	Destructor. More...

virtual void	notifyRegister (WorldCanvasHolder *wcHolder)

virtual void	notifyUnregister (WorldCanvasHolder &wcHolder, casacore::Bool ignoreRefresh=false)
	`ignoreRefresh` tells the DD not to refresh just to clean up DMs More...

virtual void	setColormap (Colormap *cmap, casacore::Float weight)
	Purges cache, to avoid reusing images with the wrong colormap, then calls base class version. More...

virtual void	purgeCache ()
	Empty cache completely. More...

virtual void	purgeCache (const WorldCanvasHolder &wch)
	Empty cache of all DMs for a given WCH. More...

Public Member Functions inherited from casa::DisplayData
	DisplayData ()
	(Required) default constructor. More...

virtual	~DisplayData ()
	required destructor More...

virtual void	setDisplayState (DisplayState s)

virtual DisplayState	getDisplayState () const

virtual bool	isDisplayable () const

virtual void	addRestrictions (AttributeBuffer &otherBuf)
	Add general restrictions or a restriction for item `itemNum` of this DisplayData. More...

virtual void	addRestriction (Attribute &newRestriction, casacore::Bool permanent)

virtual void	addElementRestrictions (const casacore::uInt itemNum, AttributeBuffer &other)

virtual void	addElementRestriction (const casacore::uInt itemNum, Attribute &newRestriction, casacore::Bool permanent)

virtual void	setRestrictions (AttributeBuffer &otherBuf)
	Set general restrictions or a restriction for item `itemNum` of this DisplayData. More...

virtual void	setRestriction (Attribute &newRestriction)

virtual void	setElementRestrictions (const casacore::uInt itemNum, AttributeBuffer &other)

virtual void	setElementRestriction (const casacore::uInt itemNum, Attribute &newRestriction)

virtual void	removeRestriction (const casacore::String &name)
	Remove a general restriction or a restriction from item `itemNum` More...

virtual void	removeElementRestriction (const casacore::uInt itemNum, const casacore::String &name)

virtual void	clearRestrictions ()
	Clear all general restrictions or all restrictions of item `itemNum` (except the ones that are permanent of course...) More...

virtual void	clearElementRestrictions (const casacore::uInt itemNum)

virtual casacore::Bool	existRestriction (const casacore::String &name)
	Check if a general restriction or a restriction for item `itemNum` with name `name` exists. More...

virtual casacore::Bool	existElementRestriction (const casacore::uInt itemNum, const casacore::String &name)

virtual AttributeBuffer *	restrictionBuffer ()
	Get a handle to the buffer of general restrictions or of the buffer of restrictions for item `itemNum` More...

virtual AttributeBuffer *	elementRestrictionBuffer (const casacore::uInt itemNum)

virtual casacore::Bool	conformsTo (const WorldCanvas *wCanvas)
	Check whether the DD is is compatible with all WC[H] state, including its coordinate state, restrictions, and zIndex (if any). More...

virtual casacore::Bool	conformsTo (const WorldCanvas &wc)

virtual casacore::Bool	conformsToRstrs (const WorldCanvas &wc)
	Determine whether DD restrictions are in conformance with restrictions on the given WCH. More...

virtual casacore::Bool	conformsToCS (const WorldCanvas &)
	Determine whether DD is compatible with the WC[H]'s current world coordinates. More...

virtual casacore::Bool	conformsToZIndex (const WorldCanvas &wc)
	Determine whether DD is compatible with the current canvas animation (zIndex) position. More...

virtual casacore::Int	activeZIndex (const WorldCanvas *wc=0)
	Retrieve 'Active' zIndex. More...

virtual casacore::Bool	getFirstZIndex (int &firstZIndex, casacore::Int axZrng=-1) const
	Set firstZIndex to minimum zIndex setting from all canvases where this DD is registered. More...

virtual void	addPositionEventHandler (WCPositionEH *positionHandler)
	Add event handlers on the DisplayData. More...

virtual void	addMotionEventHandler (WCMotionEH *motionHandler)

virtual void	addRefreshEventHandler (WCRefreshEH *refreshHandler)

virtual void	addDisplayEventHandler (DisplayEH *displayHandler)

virtual void	removePositionEventHandler (WCPositionEH &positionHandler)
	Remove eventhandlers. More...

virtual void	removeMotionEventHandler (WCMotionEH &motionHandler)

virtual void	removeRefreshEventHandler (WCRefreshEH &refreshHandler)

virtual void	removeDisplayEventHandler (DisplayEH &displayHandler)

virtual void	removeColormap ()

virtual Colormap *	colormap () const

void	setAttribute (Attribute &at)
	set an Attribute or Attributes More...

void	setAttributes (AttributeBuffer &at)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::uInt &newValue)
	User interface to get value from the attribute buffer. More...

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Int &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Float &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Double &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Bool &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::String &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Vector< casacore::uInt > &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Vector< casacore::Int > &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Vector< casacore::Float > &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Vector< casacore::Double > &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Vector< casacore::Bool > &newValue)

casacore::Bool	getAttributeValue (const casacore::String &name, casacore::Vector< casacore::String > &newValue)

casacore::Bool	existsAttribute (casacore::String &name)
	Check if a certain Attribute exists. More...

void	removeAttribute (casacore::String &name)
	Remove an Attribute. More...

AttValue::ValueType	attributeType (casacore::String &name)
	Get the type of the Attribute. More...

void	setAttributeOnPrimaryWCHs (Attribute &at)
	Set an attribute on any WorldCanvas for which this DD is CS master. More...

virtual void	removeFromAllWCHs ()
	remove this DD everywhere–will stop any more refresh handling by the DD. More...

virtual void	refresh (casacore::Bool clean=false)
	an explicit refresh: should be called if the DisplayData is changed such that drawing is required. More...

virtual casacore::Bool	labelAxes (const WCRefreshEvent &ev)
	an explicit request to draw the axes and/or labels. More...

virtual casacore::Bool	canLabelAxes () const

virtual casacore::String	className () const
	Return the class name of this DisplayData; useful mostly for debugging purposes, and perhaps future use in the glish widget interface. More...

virtual casacore::String	description () const

virtual ImageAnalysis *	imageanalysis () const
	Get image analyis about images... More...

virtual std::shared_ptr < casacore::ImageInterface < casacore::Float > >	imageinterface ()
	Returns a pointer that should not be deleted... More...

virtual void	setSubstituteTitleText (const casacore::String)

const WorldCanvasHolder *	findHolder (const WorldCanvas *wCanvas) const
	Identify the WorldCanvasHolder for the given WorldCanvas. More...

WorldCanvasHolder *	findHolder (const WorldCanvas *wCanvas)

virtual casacore::Block < casacore::Int >	allZIndices (casacore::Int axZrng=-1) const
	Return a sorted casacore::Block of all animation frame numbers currently set onto all WCHs where this DD is registered. More...

virtual casacore::Bool	zIndexHint (casacore::Int &) const
	Will be called just before registering the [GTk]DD on a [GTk]PanelDisplay which has none registered on it yet. More...

virtual void	handleEvent (DisplayEvent &ev)
	Overide DisplayEH::handleEvent. More...

virtual casacore::Bool	isCSmaster (const WorldCanvasHolder *wch=0) const
	Is this DD the CS master of the passed WCH? Defaulting wch to 0 asks whether this DD is CS master of some WCH on which it is registered. More...

virtual casacore::Int	uiBase () const
	DD 'Absolute Pixel Coordinates', e.g. More...

virtual void	setUIBase (casacore::Int uibase)

virtual casacore::Bool	getDelTmpData ()
	Get and set method for the flag. More...

virtual void	setDelTmpData (casacore::Bool delTmpData)

virtual void	setDisplayDataRed (DisplayData *)

virtual void	setDisplayDataBlue (DisplayData *)

virtual void	setDisplayDataGreen (DisplayData *)

Public Member Functions inherited from casa::DisplayOptions
	DisplayOptions ()
	Constructor. More...

virtual	~DisplayOptions ()
	Destructor. More...

template<class T >
casacore::Bool	readOptionRecord (casacore::Vector< T > &target, casacore::Bool &error, const casacore::Record &rec, const casacore::String &fieldname) const
	Find the field `fieldname` in casacore::Record `rec`, containing the requested type (casacore::Bool, casacore::String, casacore::Float, casacore::Int) in itself or its "value" sub-field, and return the value in `target`. More...

template<class T >
casacore::Bool	readOptionRecord (T &target, casacore::Bool &error, const casacore::Record &rec, const casacore::String &fieldname) const

virtual casacore::Bool	readOptionRecord (casacore::String &target, casacore::Bool &unsetTarget, casacore::Bool &error, const casacore::Record &rec, const casacore::String &fieldname) const
	Find the field `fieldname` in casacore::Record `rec`, containing the requested type (casacore::String) in itself or its "value" sub-field, and return the value in `target`. More...

casacore::Record	unset () const
	Return a casacore::Record which is an "unset" casacore::Record, ie. More...

casacore::Bool	isUnset (const casacore::Record &rec) const
	Return true or false indicating if the provided casacore::Record is equal to an "unset" Record. More...

Public Member Functions inherited from casa::DisplayEH
virtual	~DisplayEH ()

Public Member Functions inherited from casa::DlTarget
	DlTarget ()

	DlTarget (const DlTarget &)

virtual	~DlTarget ()

void	reg (DlHandleBase *p)

void	unreg (DlHandleBase *p)

Static Public Member Functions
static std::vector< ArrowType >	allArrowTypes ()
	Returns all possible arrow types. More...

static std::vector < casacore::String >	allArrowTypesStrings ()

static casacore::String	arrowType (ArrowType type)
	Converts to/from the casacore::String representation of arrow types. More...

static ArrowType	arrowType (const casacore::String &type)

Static Public Member Functions inherited from casa::RegionShape
static RegionShape *	shapeFromRecord (const casacore::RecordInterface &properties, casacore::String &error)
	Creates a record of the correct type from the given record (see RegionShape class description), or NULL if a fatal error occurred. More...

static std::vector< LineStyle >	allLineStyles ()
	Returns all available line styles. More...

static casacore::String	convLineStyle (LineStyle style)
	Convert between line style enum and String. More...

static LineStyle	convLineStyle (casacore::String style)

Additional Inherited Members
Static Public Attributes inherited from casa::RegionShape
static const casacore::String	UNIT
	Static Members //. More...

static const double	UNIT_WRAPAROUND
	Value used for wrapping negative/positive unit values. More...

static const casacore::String	PROPISWORLD
	Properties. More...

static const casacore::String	PROPWORLDSYSTEM

static const casacore::String	PROPLINE_COLOR

static const casacore::String	PROPLINE_WIDTH

static const casacore::String	PROPLINE_STYLE

static const casacore::String	PROPTEXT

static const casacore::String	PROPTEXT_COLOR

static const casacore::String	PROPTEXT_FONT

static const casacore::String	PROPTEXT_SIZE

static const casacore::String	PROPTEXT_ITALIC

static const casacore::String	PROPTEXT_BOLD

static const casacore::String	PROPLINETHROUGH

static const casacore::String	PROPLINETHROUGH_COLOR

static const casacore::String	PROPLINETHROUGH_WIDTH

static const casacore::String	PROPLINETHROUGH_STYLE

static const casacore::String	PROPCOORDINATES

static const casacore::String	PROPOPTIONS

static const casacore::String	PROPTYPE

static const casacore::String	PROPTYPE_ELLIPSE

static const casacore::String	PROPTYPE_CIRCLE

static const casacore::String	PROPTYPE_RECTANGLE

static const casacore::String	PROPTYPE_POLYGON

static const casacore::String	PROPTYPE_LINE

static const casacore::String	PROPTYPE_VECTOR

static const casacore::String	PROPTYPE_MARKER

static const casacore::String	PROPTYPE_TEXT

static const casacore::String	PROPTYPE_COMPOSITE

static const casacore::String	DEFAULT_COLOR
	Defaults. More...

static const double	DEFAULT_WIDTH

static const LineStyle	DEFAULT_STYLE

Static Public Attributes inherited from casa::DisplayData
static const casacore::String	DATA_MIN

static const casacore::String	DATA_MAX

Protected Member Functions inherited from casa::RegionShape
virtual void	getShapeSpecificProperties (casacore::Record &properties) const =0
	Pure Virtual Methods //. More...

virtual void	setShapeSpecificProperties (const casacore::RecordInterface &props)=0
	Sets shape-specific properties from the given record. More...

void	setLineProperties (PixelCanvas *pc)
	Common RegionShape Methods //. More...

void	setLinethroughProperties (PixelCanvas *pc)
	Sets the linethrough properties (color, width, style) of this shape for the given PixelCanvas. More...

void	resetLineStyle (PixelCanvas *pc) const
	Used for resetting the line style on the given PixelCanvas back to solid, in case future uses are expecting solid lines. More...

bool	worldToPixel (const casacore::Quantum< casacore::Vector< double > > &worldX, const casacore::Quantum< casacore::Vector< double > > &worldY, casacore::Vector< double > &pixelX, casacore::Vector< double > &pixelY, WorldCanvasHolder &wch, bool wrap=true, casacore::String *error=NULL) const
	Convenience access to RSUtils conversion methods. More...

bool	pixelToWorld (const casacore::Vector< double > &pixelX, const casacore::Vector< double > &pixelY, casacore::Quantum< casacore::Vector< double > > &worldX, casacore::Quantum< casacore::Vector< double > > &worldY, WorldCanvasHolder &wch, bool wrap=true, casacore::String *error=NULL) const

bool	worldToLinear (const casacore::Quantum< casacore::Vector< double > > &worldX, const casacore::Quantum< casacore::Vector< double > > &worldY, casacore::Vector< double > &linearX, casacore::Vector< double > &linearY, WorldCanvasHolder &wch, bool wrap=true, casacore::String *error=NULL) const

bool	worldToScreen (const casacore::Quantum< casacore::Vector< double > > &worldX, const casacore::Quantum< casacore::Vector< double > > &worldY, casacore::Vector< double > &screenX, casacore::Vector< double > &screenY, WorldCanvasHolder &wch, bool wrap=true, casacore::String *error=NULL) const

bool	linearToWorld (const casacore::Vector< double > &linearX, const casacore::Vector< double > &linearY, casacore::Quantum< casacore::Vector< double > > &worldX, casacore::Quantum< casacore::Vector< double > > &worldY, WorldCanvasHolder &wch, casacore::String *error=NULL) const

bool	linearToWorld (const casacore::Vector< double > &linearX, const casacore::Vector< double > &linearY, casacore::Quantum< casacore::Vector< double > > &worldX, casacore::Quantum< casacore::Vector< double > > &worldY, WorldCanvasHolder &wch, const std::vector< int > &xSign, const std::vector< int > &ySign, casacore::String *error=NULL) const

bool	screenToWorld (const casacore::Vector< double > &screenX, const casacore::Vector< double > &screenY, casacore::Quantum< casacore::Vector< double > > &worldX, casacore::Quantum< casacore::Vector< double > > &worldY, WorldCanvasHolder &wch, casacore::String *error=NULL) const

bool	screenToWorld (const casacore::Vector< double > &screenX, const casacore::Vector< double > &screenY, casacore::Quantum< casacore::Vector< double > > &worldX, casacore::Quantum< casacore::Vector< double > > &worldY, WorldCanvasHolder &wch, const std::vector< int > &xSign, const std::vector< int > &ySign, casacore::String *error=NULL) const

Protected Member Functions inherited from casa::PassiveCachingDD
virtual AttributeBuffer	optionsAsAttributes ()
	Return the current options of this DisplayData as an AttributeBuffer. More...

	PassiveCachingDD (const PassiveCachingDD &other)
	(Required) copy constructor. More...

void	operator= (const PassiveCachingDD &other)
	(Required) copy assignment. More...

Protected Member Functions inherited from casa::CachingDisplayData
virtual void	setCaching (const casacore::Bool caching)
	Return any additional Attributes to consider when searching the cache. More...

	CachingDisplayData (const CachingDisplayData &other)
	(Required) copy constructor. More...

void	operator= (const CachingDisplayData &other)
	(Required) copy assignment. More...

Protected Member Functions inherited from casa::DisplayData
virtual casacore::Bool	setActiveZIndex_ (casacore::Int zindex)
	DDs may override to adjust the internal stored current animation index (activeZIndex_) if necessary, and to set return value false iff the passed zindex won't work for the DD. More...

casacore::Bool	conformed ()
	Returns result of last call to conformsTo(WCH&). More...

casacore::Bool	isCsAndZIndexConformed ()
	Added so that when two images are loaded with no velocity alignment, they can still show their position coordinates without having to be rstrsConformed. More...

virtual void	delTmpData (casacore::String &tmpData)
	Delete temporary data. More...

virtual const std::list < WCPositionEH * > *	positionEventHandlerList ()
	Retrieve position, motion, refresh and display event handler lists. More...

virtual const std::list < WCMotionEH * > *	motionEventHandlerList ()

virtual const std::list < WCRefreshEH * > *	refreshEventHandlerList ()

virtual const std::list < DisplayEH * > *	displayEventHandlerList ()

virtual void	positionEH (const WCPositionEvent &ev)
	Position, motion and refresh event handlers that will generally be called by a WorldCanvasHolder. More...

virtual void	motionEH (const WCMotionEvent &ev)

	DisplayData (const DisplayData &other)
	(Required) copy constructor. More...

void	operator= (const DisplayData &other)
	(Required) copy assignment. More...

Protected Member Functions inherited from casa::DisplayOptions
	DisplayOptions (const DisplayOptions &other)
	(Required) copy constructor. More...

void	operator= (const DisplayOptions &other)
	(Required) copy assignment. More...

Protected Attributes inherited from casa::RegionShape
bool	m_isWorld
	Common RegionShape Members //. More...

casacore::MDirection::Types	m_worldSystem
	World system (undefined if m_isWorld is false). More...

casacore::String	m_color
	Line color. More...

double	m_width
	Line width. More...

LineStyle	m_style
	Line style. More...

RegionShapeLabel	m_label
	Label. More...

bool	m_lt
	Linethrough properties. More...

casacore::String	m_ltColor

double	m_ltWidth

LineStyle	m_ltStyle

double	m_xMin
	Bounding box, in world/pixel coords. More...

double	m_xMax

double	m_yMin

double	m_yMax

double	m_screenXMin
	Bounding box, in screen pixels. More...

double	m_screenXMax

double	m_screenYMin

double	m_screenYMax

WorldCanvasHolder *	m_lastWCH
	Last seen WorldCanvasHolder. More...

bool	m_hadDrawingError
	For keeping track of drawing/conversion errors. More...

casacore::String	m_drawingError

Protected Attributes inherited from casa::CachingDisplayData
casacore::Bool	restorePCColormap_
	The default is false. More...

Protected Attributes inherited from casa::DisplayData
AttributeBuffer	restrictions
	The Book says that we should not put data members in class that is supposed to only define an interface, but by putting these here, we can implement some of the restriction & eventhandling stuff so that people do not have to repeat it. More...

AttributeBuffer	attributes
	buffer for storing Attributes More...

casacore::PtrBlock< void * >	DDelement
	list of DisplayDataElements, which are of type DisplayMethod or derived More...

casacore::Int	activeZIndex_
	Indicates the 'current' animation frame, i.e. More...

casacore::Bool	delTmpData_
	Flag indicating that temporary data should be removed when deleting the object. More...

casacore::Bool	rstrsConformed_
	Somewhat limited-use state, saved here for 'efficiency'. More...

casacore::Bool	csConformed_

casacore::Bool	zIndexConformed_

Detailed Description

Subclass of RegionShape used for drawing lines.

A line has the following properties in addition to those listed for RegionShape:

x1, y1 and x2, y2 coordinates
whether to draw an arrow on either of the endpoints
arrow length

Definition at line 451 of file RegionShapes.h.

Member Enumeration Documentation

enum casa::RSLine::ArrowType

Static Members //.

Different ways to draw the arrow(s) at the end of the line.

Enumerator
FilledTriangle
Triangle
V
FilledDoubleV

Definition at line 456 of file RegionShapes.h.

Constructor & Destructor Documentation

casa::RSLine::RSLine	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		casacore::MDirection::Types	worldSystem,
		int	arrowLength,
		bool	arrow1 = `false`,
		bool	arrow2 = `false`,
		ArrowType	type1 = `FilledDoubleV`,
		ArrowType	type2 = `FilledDoubleV`
	)

Non-Static Members //.

World Constructor. x1, y1, x2, and y2 must all be 1) using the same world system as defined by worldSystem, and 2) in unit RegionShape::UNIT. arrowLength is in screen pixels. arrow1 defines whether (x1, y1) has an arrow; arrow2 for (x2, y2).

casa::RSLine::RSLine	(	double	x1,
		double	y1,
		double	x2,
		double	y2,
		int	arrowLength,
		bool	arrow1 = `false`,
		bool	arrow2 = `false`,
		ArrowType	type1 = `FilledDoubleV`,
		ArrowType	type2 = `FilledDoubleV`
	)