DtSymbolSelector Class Reference

This class has been modified to be a pure interface to what a selector needs to implement in order to select objects on the screen. More...

Inheritance diagram for DtSymbolSelector:

Public Types
enum	DtSelectorType {   DtNone = 0, DtRectSelector, DtCircleSelector, DtCirclePointsSelector,   DtCircleInscribedPointsSelector, DtSinglePointSelector, DtMAXSelectorType }

Public Slots
virtual void	startSelection (const QPoint &pnt)
	Starts the selection process.
virtual void	updateLocation (const QPoint &pnt)
	Update selection with latest mouse location.
virtual void	endSelection (Qt::KeyboardModifiers keyState, Qt::MouseButtons mouseState)
	Ends the selection process.

Public Member Functions
	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	clear ()
	Clears out any internal state.
virtual void	selectSymbols (DtModelDataIter *iter, Qt::KeyboardModifiers keyState, Qt::MouseButtons mouseState)=0
	Selects symbols based upon current selector type.
virtual void	highlightSymbols (QVector< DtModelKey > *display=NULL)=0
	Highlights any currently selected symbols.
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
virtual bool	keepUnknownKeys () const

Protected Member Functions
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
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
	DtSymbolSelector (const DtSymbolSelector &orig)
	Copy constructor.
DtSymbolSelector &	operator= (const DtSymbolSelector &orig)
	Assignment operator.

Detailed Description

This class has been modified to be a pure interface to what a selector needs to implement in order to select objects on the screen.

This was abstracted to allow a terrain selector to be created

Member Enumeration Documentation

enum DtSymbolSelector::DtSelectorType

Enumerator:

DtNone	No selection
DtRectSelector	Rectangle selection
DtCircleSelector	Circle Selection (Center Point + radius)
DtCirclePointsSelector	Circle Selection (Two edge points
DtCircleInscribedPointsSelector	DtCirclePointsSelector with center rect
DtSinglePointSelector	Single Point Selection selection
DtMAXSelectorType

Constructor & Destructor Documentation

DtSymbolSelector::DtSymbolSelector

(

)

virtual DtSymbolSelector::~DtSymbolSelector ( )

virtual

DtSymbolSelector::DtSymbolSelector ( const DtSymbolSelector &  orig )

private

Copy constructor.

Member Function Documentation

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

private

Assignment operator.

virtual void DtSymbolSelector::draw ( QPainter *  dc )

virtual

Draws the rubber band onto the DC.

virtual void DtSymbolSelector::setSelectorType ( DtSelectorType  type )

virtual

Sets current selector type.

virtual DtSelectorType DtSymbolSelector::selectorType ( )

virtual

Returns current selector type.

virtual QPoint DtSymbolSelector::firstEdgeWindowPoint ( )

virtual

Returns first edge point (DtCircleSelector), or start point.

virtual QPoint DtSymbolSelector::secondEdgeWindowPoint ( )

virtual

Returns second edge point (DtCircleSelector), or end point.

virtual DtPoint DtSymbolSelector::firstEdgePoint ( )

virtual

Returns first edge point (DtCircleSelector), or start point.

virtual DtPoint DtSymbolSelector::secondEdgePoint ( )

virtual

Returns second edge point (DtCircleSelector), or end point.

virtual bool DtSymbolSelector::selectionInProgress ( )

virtual

Returns true if startSelection() has been called.

virtual void DtSymbolSelector::setViewportExtents ( const DtTMViewportExtents *  v )

virtual

Sets the viewport extents.

virtual void DtSymbolSelector::setViewDriver ( DtViewDriver *  v )

virtual

Sets the view driver.

virtual QVector<DtModelKey>& DtSymbolSelector::selectedModelKeys ( )

virtual

Returns list of current symbol data.

virtual void DtSymbolSelector::setSelectionMode ( int  mode )

virtual

Accessors for selection mode.

These will be used by the validation routine to figure out whether or not the selection is valid. All subclasses should override the validation routine to set their selection validation routines

virtual int DtSymbolSelector::selectionMode ( ) const

virtual

virtual void DtSymbolSelector::clear ( )

virtual

Clears out any internal state.

Reimplemented in DtTerrainSelector.

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

pure virtual

Selects symbols based upon current selector type.

Implemented in DtTerrainSelector, and DtObjectSelector.

virtual void DtSymbolSelector::highlightSymbols ( QVector< DtModelKey > *  display = NULL )

pure virtual

Highlights any currently selected symbols.

Implemented in DtTerrainSelector, and DtObjectSelector.

virtual void DtSymbolSelector::highlightNoSymbols ( )

virtual

virtual void DtSymbolSelector::remove ( const DtModelKey &  key )

virtual

Removes a model key from the selected list.

virtual void DtSymbolSelector::setSelectedKeys ( const QVector< DtModelKey > &  keys )

virtual

Sets the selected keys to the specified list.

virtual void DtSymbolSelector::setRightClickMaintainsSelection ( bool  b )

virtual

virtual bool DtSymbolSelector::rightClickMaintainsSelection ( ) const

virtual

bool DtSymbolSelector::keepUnknownKeys ( ) const

inlinevirtual

Reimplemented in DtTerrainSelector.

virtual void DtSymbolSelector::startSelection ( const QPoint &  pnt )

virtualslot

Starts the selection process.

virtual void DtSymbolSelector::updateLocation ( const QPoint &  pnt )

virtualslot

Update selection with latest mouse location.

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

virtualslot

Ends the selection process.

Reimplemented in DtTerrainSelector.

virtual void DtSymbolSelector::drawRect ( QPainter *  paint )

protectedvirtual

Draws a rectangle based on selection points.

virtual void DtSymbolSelector::drawCircle ( QPainter *  paint )

protectedvirtual

Draws a circle based on selection points.

virtual void DtSymbolSelector::drawCirclePoints ( QPainter *  paint )

protectedvirtual

Draws circle points based on selection points.

virtual QPoint DtSymbolSelector::getWindowPoint ( const DtPoint &  p )

protectedvirtual

Update window point from database point.

virtual void DtSymbolSelector::merge ( const QVector< DtModelKey > &  keys, QVector< DtModelKey > &  result  )

protectedvirtual

Merge the model keys specified in keys into result by adding new keys and removing keys that are common.

Member Data Documentation

const DtTMViewportExtents* DtSymbolSelector::myViewportExtents

protected

DtViewDriver* DtSymbolSelector::myViewDriver

protected

bool DtSymbolSelector::mySelectionInProgress

protected

DtPoint DtSymbolSelector::myStartPoint

protected

DtPoint DtSymbolSelector::myEndPoint

protected

DtSelectorType DtSymbolSelector::mySelectorType

protected

int DtSymbolSelector::mySelectionMode

protected

QVector<DtModelKey> DtSymbolSelector::mySelectedModelKeys

protected

QVector<DtModelKey> DtSymbolSelector::myLastSelectedModelKeys

protected

bool DtSymbolSelector::myRightClickMaintainsSelection

protected

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

• include/tmqt/symbolSelector.h