Inheritance diagram for DtTerrainSymbolUpdater:

Public Member Functions
	DtTerrainSymbolUpdater ()
virtual	~DtTerrainSymbolUpdater ()
virtual void	init (DtTMArea *area)
	Initializes the updater by setting up the update callbacks.
virtual bool	calculateHeading (const DtTaitBryan &geocentricOrientation, const DtVector &disLocation, double &angle, DtVector &localHeading, DtTaitBryan &localOrientation, const Coordinate_System *cs) const
virtual double	greatCircleDistance (const DtVector &origin, const DtVector &end) const
	Given radian coordinates (lon in x, lat in y, alt in z) calculate the great circle distance between the two points using the semiMajor axis of the current map datum.
virtual double	headingAngleTo (const DtVector &observerPosition, const DtVector &targetPosition, const Coordinate_System &coordinateSystem) const
	Returns the heading angle in radians from observer position to target position.
virtual double	meterLengthOfDegreeOfLongitude (double lon) const
	Returns length of a degree of longitude. Must supply value in radians.
virtual double	meterLengthOfDegreeOfLatitude (double lat) const
	Returns length of a degree of latitude. Must supply value in radians.
virtual double	range (const QVector< DtPoint > *pnts, bool useGreatCircle=false) const
	Routines to get range and bearing information.
Public Member Functions inherited from DtTMSymbolUpdater
	DtTMSymbolUpdater ()
virtual	~DtTMSymbolUpdater ()
virtual void	setViewportExtents (const DtTMViewportExtents *)
	Connects this symbol updater to a specific viewport extents object which is used to do screen->database conversions.
virtual const DtTMViewportExtents *	viewportExtents () const
virtual void	setDisplayOptions (const DtTMDisplayOptions *o)
	Connects this symbol updater to the app display options which is used to determine what and how some symbols should be drawn.
virtual const DtTMDisplayOptions *	displayOptions () const
virtual void	updateSymbol (DtSymbol &, const DtModelData &)
	Update a symbol with the data.
virtual void	setViewDriver (const DtViewDriver *driver)
	Sets the view driver that will be using this symbol updater.
virtual void	setResetLabelPositions (bool b)
virtual int	defaultLineWidth (const DtEnvironmentalModelData &d, const DtTMDisplayOptions *opt) const
virtual void	addSymbolUpdateCallback (QString type, DtPostSymbolUpdateCallback fcn, void *usr=NULL)
	Accessors to add/remove callbacks for model data types.
virtual void	removeSymbolUpdateCallback (QString type, DtSymbolUpdatorCallback fcn)
virtual void	addPostUpdateCallback (int iType, DtPostSymbolUpdateCallback fcn, void *usr)
	Adds a callback to be invoked any time a symbol is updated.
virtual void	removePostUpdateCallback (int iType, DtPostSymbolUpdateCallback fcn, void *usr)
	Removes the post create callback if all three items match.
virtual void	removeAllPostUpdateCallbacks ()
	Removes all post update callbacks.
virtual QPolygon *	createScreenPtsFromDB (const QVector< DtPoint > *dbPoints) const
virtual QPolygon *	createScreenPtsFromDB (const QList< DtVector > *dbPoints) const
virtual QPoint	createScreenPtFromDB (const DtPoint &dbPoint) const
virtual void	setLocationDataFromModelData (DtSymbol &s, QVector< DtPoint > dbPoints) const
virtual bool	processUpdateOptions (DtNameLabelSymbol nls, const DtModelData &d, void usr) const
	Checks to see if display options have changed before calling updateOptions.
virtual bool	updateVerticies (DtNameLabelSymbol nls, QVector< DtPoint > points) const
	Simply updates the symbol with the supplied vertices.
virtual void	updateLocalControlData (DtSymbol &s, const DtEnvironmentalModelData &d, void *usr) const
virtual void	updateGenericPosition (DtSymbol &s, const DtModelData &d) const

Static Public Member Functions
static DtTMSymbolUpdater *	create ()
	Returns a newly created instance of a DtTMSymbolUpdater.
static QString	convertFromSource (const DtPoint &pnt)
	Converts the current database point to the coordinate system currently selected by the user and returns a string that represents the single line representation of the x, y, z point.
static double	elevationAngleTo (const DtVector &observerPosition, const DtVector &targetPosition, const Coordinate_System &coordinateSystem)
	Returns the elevation angle in radians from observer position to target position.
static void	updateCompassDataCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr)
	Symbol update callbacks.
static void	updateTerrainDataCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr)
Static Public Member Functions inherited from DtTMSymbolUpdater
static void	updateGenericPositionCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr=0)
static void	updateLocalControlDataCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr)
	Main Symbol update callback for DtEnvironmentalModelData.
static void	updateNameLabelCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr)
static void	updateLabelLabelCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr)
static void	updateLayerLabelCb (const DtTMSymbolUpdater updater, DtSymbol &s, const DtModelData &d, void usr)

Protected Member Functions
virtual DtSymbol *	createTerrainNodeChildSymbol (const DtSpecification &spec, const DtTerrainModelData &data, void *usr) const
virtual DtSymbol *	createTerrainEdgeChildSymbol (const DtTerrainModelData &data, void *usr) const
virtual void	updateCompassOrigin (DtSymbol &s) const
	Given the compass symbol, update the origin (screen) to be reflective of the position on the screen, update the origin.
virtual bool	updateNodeOptions (DtCompositeSymbol comp, const DtTMDisplayOptions opt, const DtTerrainModelData &d, void *usr) const
virtual bool	updateEdgeOptions (DtCompositeSymbol comp, const DtTMDisplayOptions opt, const DtTerrainModelData &d, void *usr) const
virtual void	updateNodeSymbol (DtSymbol &s, DtTerrainModelData &, void *usr) const
virtual void	updateNodeSymbol (DtCompositeSymbol comp, DtTerrainModelData &, void usr) const
virtual void	updateEdgeSymbol (DtSymbol &s, DtTerrainModelData &, void *usr) const
virtual void	updateEdgeSymbol (DtCompositeSymbol comp, DtTerrainModelData &, void usr) const
virtual void	updateSymbol (DtLineSymbol &, const DtSpecification &, DtSegmentList &, DtTerrainModelData &, void *usr) const
	Inspect the model data to see if the point list needs to be updated.
virtual void	updateSymbol (DtCircleSymbol &, const DtSpecification &, DtSegmentList &, DtTerrainModelData &, void *usr) const
virtual void	updateSymbol (DtBoxSymbol &, const DtSpecification &, DtSegmentList &, DtTerrainModelData &, void *usr) const
virtual void	updateCompassData (DtSymbol &s, const DtCompassModelData &d, void *usr) const
virtual void	updateTerrainData (DtSymbol &s, DtTerrainModelData &d, void *usr) const
Protected Member Functions inherited from DtTMSymbolUpdater
virtual bool	updateOptions (DtNameLabelSymbol nls, const DtTMDisplayOptions opt, const DtModelData &d, void *usr) const
	Update options for name label symbols (waypoints, areas, etc.)
virtual bool	updateOptionsFromDisplayOptions (DtNameLabelSymbol nls, const DtModelData &d, void usr) const
virtual bool	needsOptionUpdate (DtSymbol *) const
virtual bool	needsOptionUpdate (const DtModelData &) const
virtual void	updateOptionCache (DtSymbol *) const
virtual void	invokePostUpdateCallbacks (DtSymbol &, const DtModelData &)
virtual void	updateSymbol (DtNameLabelSymbol es, const DtEnvironmentalModelData &d, void usr) const
	Update control object attributes.
virtual void	updateNameLabel (DtNameLabelSymbol pes, const DtModelData &d, void usr) const
virtual void	updateLabelLabel (DtNameLabelSymbol pes, const DtModelData &d, void usr) const
virtual void	updateLayerLabel (DtNameLabelSymbol pes, const DtModelData &d, void usr) const
virtual bool	updateVerticies (DtNameLabelSymbol pes, const DtEnvironmentalModelData &d, void usr) const
	Returns true if the symbol location has changed.
virtual bool	updateVerticies (DtNameLabelSymbol nls, DtSymbol s, const DtModelData &d, void *usr) const
	The name label symbol is the parent of the symbol passed in for update.
virtual bool	updateVerticies (DtNameLabelSymbol nls, DtSymbol s, const QVector< DtPoint > &pnts, const DtModelData &d, void *usr) const
virtual void	updateColorOptions (DtNameLabelSymbol nls, const DtTMDisplayOptions pdo, const DtEnvironmentalModelData &d, void *usr) const
virtual bool	isValidUpdatableData (const DtModelData &d) const
virtual void	setLineEditable (const DtModelData &d, DtNameLabelSymbol *nls) const
virtual bool	terrainLoaded () const

Additional Inherited Members
Protected Attributes inherited from DtTMSymbolUpdater
const DtTMViewportExtents *	myViewportExtents
const DtTMDisplayOptions *	myTMDisplayOptions
const DtTMArea *	myArea
const DtTMMapArea *	myMapArea
	Same as myArea except dynamically casted for convenience and speed.
QHash< QString, DtUpdateCallbackInfoList >	myUpdators
const DtViewDriver *	myViewDriver
bool	myResetLabelPositions
QList< DtPostUpdateCallbackInfo >	myPostUpdateCallbacks

Constructor & Destructor Documentation

DtTerrainSymbolUpdater::DtTerrainSymbolUpdater ( )

virtual DtTerrainSymbolUpdater::~DtTerrainSymbolUpdater ( )

virtual

Member Function Documentation

static DtTMSymbolUpdater* DtTerrainSymbolUpdater::create ( )

static

Returns a newly created instance of a DtTMSymbolUpdater.

Reimplemented from DtTMSymbolUpdater.

virtual void DtTerrainSymbolUpdater::init ( DtTMArea * area )

virtual

Initializes the updater by setting up the update callbacks.

Reimplemented from DtTMSymbolUpdater.

virtual bool DtTerrainSymbolUpdater::calculateHeading	(	const DtTaitBryan &	geocentricOrientation,
		const DtVector &	disLocation,
		double &	angle,
		DtVector &	localHeading,
		DtTaitBryan &	localOrientation,
		const Coordinate_System *	cs
	)		const

virtual

static QString DtTerrainSymbolUpdater::convertFromSource ( const DtPoint & pnt )

static

Converts the current database point to the coordinate system currently selected by the user and returns a string that represents the single line representation of the x, y, z point.

static double DtTerrainSymbolUpdater::elevationAngleTo	(	const DtVector &	observerPosition,
		const DtVector &	targetPosition,
		const Coordinate_System &	coordinateSystem
	)

static

Returns the elevation angle in radians from observer position to target position.

Positions must be in the given coordinate system.

virtual double DtTerrainSymbolUpdater::greatCircleDistance	(	const DtVector &	origin,
		const DtVector &	end
	)		const

virtual

Given radian coordinates (lon in x, lat in y, alt in z) calculate the great circle distance between the two points using the semiMajor axis of the current map datum.

virtual double DtTerrainSymbolUpdater::headingAngleTo	(	const DtVector &	observerPosition,
		const DtVector &	targetPosition,
		const Coordinate_System &	coordinateSystem
	)		const

virtual

Returns the heading angle in radians from observer position to target position.

Positions must be in the given coordinate system.

virtual double DtTerrainSymbolUpdater::meterLengthOfDegreeOfLongitude ( double lon ) const

virtual

Returns length of a degree of longitude. Must supply value in radians.

virtual double DtTerrainSymbolUpdater::meterLengthOfDegreeOfLatitude ( double lat ) const

virtual

Returns length of a degree of latitude. Must supply value in radians.

virtual double DtTerrainSymbolUpdater::range	(	const QVector< DtPoint > *	pnts,
		bool	useGreatCircle = `false`
	)		const

virtual

Routines to get range and bearing information.

Use greatCircle calculation if flag is true. Note that the pnts must be in radians in this case with the lon in x, lat in y and alt in z

virtual DtSymbol* DtTerrainSymbolUpdater::createTerrainNodeChildSymbol	(	const DtSpecification &	spec,
		const DtTerrainModelData &	data,
		void *	usr
	)		const

protectedvirtual

virtual DtSymbol* DtTerrainSymbolUpdater::createTerrainEdgeChildSymbol	(	const DtTerrainModelData &	data,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateCompassOrigin ( DtSymbol & s ) const

protectedvirtual

Given the compass symbol, update the origin (screen) to be reflective of the position on the screen, update the origin.

virtual bool DtTerrainSymbolUpdater::updateNodeOptions	(	DtCompositeSymbol *	comp,
		const DtTMDisplayOptions *	opt,
		const DtTerrainModelData &	d,
		void *	usr
	)		const

protectedvirtual

virtual bool DtTerrainSymbolUpdater::updateEdgeOptions	(	DtCompositeSymbol *	comp,
		const DtTMDisplayOptions *	opt,
		const DtTerrainModelData &	d,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateNodeSymbol	(	DtSymbol &	s,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateNodeSymbol	(	DtCompositeSymbol *	comp,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateEdgeSymbol	(	DtSymbol &	s,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateEdgeSymbol	(	DtCompositeSymbol *	comp,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateSymbol	(	DtLineSymbol &	,
		const DtSpecification &	,
		DtSegmentList &	,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

Inspect the model data to see if the point list needs to be updated.

If it does, then update the point list in both the model data and the symbol

virtual void DtTerrainSymbolUpdater::updateSymbol	(	DtCircleSymbol &	,
		const DtSpecification &	,
		DtSegmentList &	,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateSymbol	(	DtBoxSymbol &	,
		const DtSpecification &	,
		DtSegmentList &	,
		DtTerrainModelData &	,
		void *	usr
	)		const

protectedvirtual

virtual void DtTerrainSymbolUpdater::updateCompassData	(	DtSymbol &	s,
		const DtCompassModelData &	d,
		void *	usr
	)		const

protectedvirtual

Parameters

Symbol s must be a DtPointObjectSymbol

virtual void DtTerrainSymbolUpdater::updateTerrainData	(	DtSymbol &	s,
		DtTerrainModelData &	d,
		void *	usr
	)		const

protectedvirtual

Parameters

Symbol s must be a DtCompositeSymbol

static void DtTerrainSymbolUpdater::updateCompassDataCb	(	const DtTMSymbolUpdater *	updater,
		DtSymbol &	s,
		const DtModelData &	d,
		void *	usr
	)

static

Symbol update callbacks.

Updater must be a DtTerrainSymbolUpdater object type

Parameters

Updater	must be a DtTerrainSymbolUpdater
Symbol	s must be a DtPointObjectSymbol
Model	data d must be a DtCompassModelData

static void DtTerrainSymbolUpdater::updateTerrainDataCb	(	const DtTMSymbolUpdater *	updater,
		DtSymbol &	s,
		const DtModelData &	d,
		void *	usr
	)

static

Parameters

Updater	must be a DtTerrainSymbolUpdater
Symbol	s must be a DtCompositeSymbol
Model	data d must be a DtTerrainModelData

The documentation for this class was generated from the following file:

include/terrainqt/terrainSymbolUpdater.h

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members

Constructor & Destructor Documentation

Member Function Documentation