DtTerrainSelector Class Reference

Allow for selection of terrain features. More...

Inheritance diagram for DtTerrainSelector:

Public Types
enum	DtTerrainSelectionMode { DtAllFeaturesWithinRange, DtAllSegmentsWithinRange, DtAllPolygons }
Public Types inherited from DtSymbolSelector
enum	DtSelectorType {   DtNone = 0, DtRectSelector, DtCircleSelector, DtCirclePointsSelector,   DtCircleInscribedPointsSelector, DtSinglePointSelector, DtMAXSelectorType }

Public Member Functions
	DtTerrainSelector ()
virtual	~DtTerrainSelector ()
virtual void	selectSymbols (DtModelDataIter *iter, Qt::KeyboardModifiers keyState, Qt::MouseButtons mouseState)
	Selects symbols based upon current selector type.
virtual void	setTerrainDatabase (const DtTerrainDatabase *db)
	Terrain database access.
virtual const DtTerrainDatabase *	terrainDatabase () const
virtual void	setTerrainSelectionMode (DtTerrainSelectionMode mode)
virtual DtTerrainSelectionMode	terrainSelectionMode () const
virtual void	setScreenRange (int iPixels)
	The number of pixels to use as a "hit test" for interest range.
virtual void	clear ()
	Clears out internal selected lists.
virtual void	select (const DtSpecification &spec, bool merge)
	Selects all features that match the specified specification, clearing all other selected items.
virtual bool	selectNode (const DtSpecification &spec, QList< DtNetworkElement * > &segments, QList< DtNetworkSpecElement * > &edges)
	Returns true if any items were selected.
virtual bool	selectEdges (const DtSpecification &spec, QList< DtNetworkElement * > &segments, QList< DtNetworkSpecElement * > &edges)
virtual bool	selectAllEdges (QList< DtNetworkElement * > &segments, QList< DtNetworkSpecElement * > &edges)
virtual void	endSelection (Qt::KeyboardModifiers keyState, Qt::MouseButtons mouseState)
	Ends the selection process.
Public Member Functions inherited from DtSymbolSelector
	DtSymbolSelector ()
virtual	~DtSymbolSelector ()
virtual void	draw (QPainter *dc)
	Draws the rubber band onto the DC.
virtual void	setSelectorType (DtSelectorType type)
	Sets current selector type.
virtual DtSelectorType	selectorType ()
	Returns current selector type.
virtual QPoint	firstEdgeWindowPoint ()
	Returns first edge point (DtCircleSelector), or start point.
virtual QPoint	secondEdgeWindowPoint ()
	Returns second edge point (DtCircleSelector), or end point.
virtual DtPoint	firstEdgePoint ()
	Returns first edge point (DtCircleSelector), or start point.
virtual DtPoint	secondEdgePoint ()
	Returns second edge point (DtCircleSelector), or end point.
virtual bool	selectionInProgress ()
	Returns true if startSelection() has been called.
virtual void	setViewportExtents (const DtTMViewportExtents *v)
	Sets the viewport extents.
virtual void	setViewDriver (DtViewDriver *v)
	Sets the view driver.
virtual QVector< DtModelKey > &	selectedModelKeys ()
	Returns list of current symbol data.
virtual void	setSelectionMode (int mode)
	Accessors for selection mode.
virtual int	selectionMode () const
virtual void	highlightNoSymbols ()
virtual void	remove (const DtModelKey &key)
	Removes a model key from the selected list.
virtual void	setSelectedKeys (const QVector< DtModelKey > &keys)
	Sets the selected keys to the specified list.
virtual void	setRightClickMaintainsSelection (bool b)
virtual bool	rightClickMaintainsSelection () const

Static Public Member Functions
static DtTerrainSelector *	create ()

Protected Member Functions
virtual int	calculateInterestRange ()
virtual void	rectangleSelect (int iInterestRange, const QPoint &start, const QPoint &end, QList< DtNetworkElement * > &list, QList< DtNetworkSpecElement * > &edges)
	Given the interest range and start and end points, select all segments or features within the range.
virtual void	pointSelect (int iInterestRange, QList< DtNetworkElement * > &list, QList< DtNetworkSpecElement * > &edges)
	Select a feature or segment at the current end point member variable.
virtual void	selectFeaturesByExtent (DtExtent &ext, Qt::KeyboardModifiers keyState, Qt::MouseButtons mouseState)
virtual void	extentSelect (int iInteresRange, QList< DtNetworkElement * > &segments, QList< DtNetworkSpecElement * > &edges)
	Selects a series of features or segments bounded by the extent form by the start and end points member variables.
virtual void	selectByMode (int iInterestRange, const DtNetworkEdge *edge, QList< DtNetworkElement * > &list, QList< DtNetworkSpecElement * > &edges)
	Selects segments by mode (either one or all)
virtual void	collectSegment (int iInterestRange, const DtNetworkEdge *edge, QList< DtNetworkElement * > &list, QList< DtNetworkSpecElement * > &edges)
	Find closest segment to current end point and places the result in the supplied list (if segments are not already present)
virtual void	collectAllSegments (int iInterestRange, const DtNetworkEdge *edge, QList< DtNetworkElement * > &list, QList< DtNetworkSpecElement * > &edges)
	Collects all segments associated with the specified edge.
virtual void	completeSelection (QList< DtNetworkElement * > &segments, QList< DtNetworkSpecElement * > &edges, Qt::KeyboardModifiers keyState, Qt::MouseButtons mouseState)
virtual bool	keepUnknownKeys () const
virtual void	highlightSymbols (QVector< DtModelKey > *display=0)
	Highlights any currently selected symbols.
virtual void	updateTerrainModelData (QList< DtNetworkElement * > &segments, bool merge)
	Weeds out and create data that is (not) contained in the selected list.
virtual void	updateNetworkSpecification (DtNetworkSpecElement *parent, DtNetworkSegment *segment, bool merge)
Protected Member Functions inherited from DtSymbolSelector
virtual void	drawRect (QPainter *paint)
	Draws a rectangle based on selection points.
virtual void	drawCircle (QPainter *paint)
	Draws a circle based on selection points.
virtual void	drawCirclePoints (QPainter *paint)
	Draws circle points based on selection points.
virtual QPoint	getWindowPoint (const DtPoint &p)
	Update window point from database point.
virtual void	merge (const QVector< DtModelKey > &keys, QVector< DtModelKey > &result)
	Merge the model keys specified in keys into result by adding new keys and removing keys that are common.

Protected Attributes
QHash< DtModelKey, DtTerrainModelData * >	myTerrainModelData
const DtTerrainDatabase *	myTerrainDatabase
DtTerrainSelectionMode	myTerrainSelectionMode
int	myScreenRange
Protected Attributes inherited from DtSymbolSelector
const DtTMViewportExtents *	myViewportExtents
DtViewDriver *	myViewDriver
bool	mySelectionInProgress
DtPoint	myStartPoint
DtPoint	myEndPoint
DtSelectorType	mySelectorType
int	mySelectionMode
QVector< DtModelKey >	mySelectedModelKeys
QVector< DtModelKey >	myLastSelectedModelKeys
bool	myRightClickMaintainsSelection

Private Member Functions
	DtTerrainSelector (const DtTerrainSelector &orig)
	Copy constructor.
DtTerrainSelector &	operator= (const DtTerrainSelector &orig)
	Assignment operator.

Additional Inherited Members
Public Slots inherited from DtSymbolSelector
virtual void	startSelection (const QPoint &pnt)
	Starts the selection process.
virtual void	updateLocation (const QPoint &pnt)
	Update selection with latest mouse location.

Detailed Description

Allow for selection of terrain features.

NOTE: Currently only selection mode supported is rectangle selection mode. All others map to rectangle mode

Member Enumeration Documentation

enum DtTerrainSelector::DtTerrainSelectionMode

Enumerator:

DtAllFeaturesWithinRange
DtAllSegmentsWithinRange
DtAllPolygons

Constructor & Destructor Documentation

DtTerrainSelector::DtTerrainSelector

(

)

virtual DtTerrainSelector::~DtTerrainSelector ( )

virtual

DtTerrainSelector::DtTerrainSelector ( const DtTerrainSelector &  orig )

private

Copy constructor.

Member Function Documentation

static DtTerrainSelector* DtTerrainSelector::create ( )

static

DtTerrainSelector& DtTerrainSelector::operator= ( const DtTerrainSelector &  orig )

private

Assignment operator.

virtual void DtTerrainSelector::selectSymbols ( DtModelDataIter *  iter, Qt::KeyboardModifiers  keyState, Qt::MouseButtons  mouseState  )

virtual

Selects symbols based upon current selector type.

Implements DtSymbolSelector.

virtual void DtTerrainSelector::setTerrainDatabase ( const DtTerrainDatabase *  db )

virtual

Terrain database access.

virtual const DtTerrainDatabase* DtTerrainSelector::terrainDatabase ( ) const

virtual

virtual void DtTerrainSelector::setTerrainSelectionMode ( DtTerrainSelectionMode  mode )

virtual

virtual DtTerrainSelectionMode DtTerrainSelector::terrainSelectionMode ( ) const

virtual

virtual void DtTerrainSelector::setScreenRange ( int  iPixels )

virtual

The number of pixels to use as a "hit test" for interest range.

virtual void DtTerrainSelector::clear ( )

virtual

Clears out internal selected lists.

Reimplemented from DtSymbolSelector.

virtual void DtTerrainSelector::select ( const DtSpecification &  spec, bool  merge  )

virtual

Selects all features that match the specified specification, clearing all other selected items.

If merge is true, merges into current selection

virtual bool DtTerrainSelector::selectNode ( const DtSpecification &  spec, QList< DtNetworkElement * > &  segments, QList< DtNetworkSpecElement * > &  edges  )

virtual

Returns true if any items were selected.

virtual bool DtTerrainSelector::selectEdges ( const DtSpecification &  spec, QList< DtNetworkElement * > &  segments, QList< DtNetworkSpecElement * > &  edges  )

virtual

virtual bool DtTerrainSelector::selectAllEdges ( QList< DtNetworkElement * > &  segments, QList< DtNetworkSpecElement * > &  edges  )

virtual

virtual void DtTerrainSelector::endSelection ( Qt::KeyboardModifiers  keyState, Qt::MouseButtons  mouseState  )

virtual

Ends the selection process.

Reimplemented from DtSymbolSelector.

virtual int DtTerrainSelector::calculateInterestRange ( )

protectedvirtual

virtual void DtTerrainSelector::rectangleSelect ( int  iInterestRange, const QPoint &  start, const QPoint &  end, QList< DtNetworkElement * > &  list, QList< DtNetworkSpecElement * > &  edges  )

protectedvirtual

Given the interest range and start and end points, select all segments or features within the range.

virtual void DtTerrainSelector::pointSelect ( int  iInterestRange, QList< DtNetworkElement * > &  list, QList< DtNetworkSpecElement * > &  edges  )

protectedvirtual

Select a feature or segment at the current end point member variable.

virtual void DtTerrainSelector::selectFeaturesByExtent ( DtExtent &  ext, Qt::KeyboardModifiers  keyState, Qt::MouseButtons  mouseState  )

protectedvirtual

virtual void DtTerrainSelector::extentSelect ( int  iInteresRange, QList< DtNetworkElement * > &  segments, QList< DtNetworkSpecElement * > &  edges  )

protectedvirtual

Selects a series of features or segments bounded by the extent form by the start and end points member variables.

virtual void DtTerrainSelector::selectByMode ( int  iInterestRange, const DtNetworkEdge *  edge, QList< DtNetworkElement * > &  list, QList< DtNetworkSpecElement * > &  edges  )

protectedvirtual

Selects segments by mode (either one or all)

virtual void DtTerrainSelector::collectSegment ( int  iInterestRange, const DtNetworkEdge *  edge, QList< DtNetworkElement * > &  list, QList< DtNetworkSpecElement * > &  edges  )

protectedvirtual

Find closest segment to current end point and places the result in the supplied list (if segments are not already present)

virtual void DtTerrainSelector::collectAllSegments ( int  iInterestRange, const DtNetworkEdge *  edge, QList< DtNetworkElement * > &  list, QList< DtNetworkSpecElement * > &  edges  )

protectedvirtual

Collects all segments associated with the specified edge.

virtual void DtTerrainSelector::completeSelection ( QList< DtNetworkElement * > &  segments, QList< DtNetworkSpecElement * > &  edges, Qt::KeyboardModifiers  keyState, Qt::MouseButtons  mouseState  )

protectedvirtual

bool DtTerrainSelector::keepUnknownKeys ( ) const

inlineprotectedvirtual

Reimplemented from DtSymbolSelector.

virtual void DtTerrainSelector::highlightSymbols ( QVector< DtModelKey > *  display = 0 )

protectedvirtual

Highlights any currently selected symbols.

Implements DtSymbolSelector.

virtual void DtTerrainSelector::updateTerrainModelData ( QList< DtNetworkElement * > &  segments, bool  merge  )

protectedvirtual

Weeds out and create data that is (not) contained in the selected list.

If merge is true, will merge the current selection in with the existing as if a Ctrl or Shift keyboard button were pressed

virtual void DtTerrainSelector::updateNetworkSpecification ( DtNetworkSpecElement *  parent, DtNetworkSegment *  segment, bool  merge  )

protectedvirtual

Member Data Documentation

QHash<DtModelKey, DtTerrainModelData*> DtTerrainSelector::myTerrainModelData

protected

const DtTerrainDatabase* DtTerrainSelector::myTerrainDatabase

protected

DtTerrainSelectionMode DtTerrainSelector::myTerrainSelectionMode

protected

int DtTerrainSelector::myScreenRange

protected

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

• /exports/nfedora7-1/nightly/docs/vrforcesDevelopment.tot/include/terrainqt/terrainSelector.h