DtCreationHandler Class Reference

This handler creates entities. More...

Inheritance diagram for DtCreationHandler:

Public Slots
virtual bool	mouseEvent (DtTMMapArea *area, QMouseEvent *evnt, const DtPoint &pnt)
virtual void	stop (const DtPoint &p)
virtual void	updateTempSymbol ()=0
Public Slots inherited from DtEventHandler
virtual bool	mouseEvent (DtTMMapArea *, QMouseEvent *evnt, const DtPoint &pnt)
virtual bool	symbolsSelected (DtTMMapArea *area, DtSymbolList *sl)
virtual bool	selectionUpdated (DtTMMapArea *area, const QVector< DtModelKey > &d)
virtual bool	selectionInProgress (DtTMMapArea *area, DtSymbolSelector &d)
virtual bool	focusEvent (DtTMMapArea *, QEvent *evnt)
virtual bool	leaveEvent (DtTMMapArea *area, QEvent *evnt)
virtual bool	dropEvent (DtTMMapArea *area, QDropEvent *evnt)
virtual bool	dragEnterEvent (DtTMMapArea *area, QDragEnterEvent *evnt)
virtual bool	dragMoveEvent (DtTMMapArea *area, QDragMoveEvent *evnt)
virtual bool	dragLeaveEvent (DtTMMapArea *area, QDragLeaveEvent *evnt)
virtual bool	userDefinedAction (DtUserDefinedType iAction, void *usr)
virtual bool	aboutToDraw (DtTMMapArea *area, QPainter *)
virtual bool	mapActivated (DtTMMapArea *area)
virtual bool	selectedModelDataUpdated (DtTMMapArea *area)
virtual bool	symbolAdded (DtTMMapArea *area, const DtModelKey &)
virtual bool	symbolRemoved (DtTMMapArea *area, const DtModelKey &)
virtual bool	disconnecting (DtTMMapArea *area)
	Called when a map is being disconnect from an event handler.
virtual bool	connecting (DtTMMapArea *area)
	Called when a map is being connected to an event handler.
virtual void	tick ()
virtual void	clearDialog ()

Signals
void	creationSignal (const DtString &name, const DtEntityMapperKey &type, const DtList &vertices, const DtString &label, int appearance, int force, bool projection, bool closedFigure, DtReal heading, bool createSubObjects, DtSymbol *tempSymbol)
	Both signals are emitted if myEmitCreateSignal is true.
void	editSignal (const DtString &name, const DtEntityMapperKey &type, const DtList &vertices, const DtString &label, int appearance, int force, DtReal heading, DtSymbol *tempSymbol)
Signals inherited from DtEventHandler
void	closedDialog ()

Public Member Functions
	DtCreationHandler ()
	Default Constructor.
virtual	~DtCreationHandler ()
	Destructor.
virtual void	setCreationObject (DtEntityMapperKey obj, int frc)
	Set the object you are creating.
virtual void	activate ()
	Called when this event handler first becomes active.
virtual DtSymbol *	createTempSymbol (DtTMMapArea *area)
	Creates and removes the symbol that will follow the cursor on creation.
virtual void	removeTempSymbol (DtTMMapArea *area)
virtual void	setEditMode (bool b)
virtual void	setModelData (DtModelData *d)
virtual void	setShowDialog (DtShowDialogType type)
virtual void	setEmitCreateSignal (bool)
	Emits signal when create, not actually do the creation. Default is false.
Public Member Functions inherited from DtEventHandler
	DtEventHandler ()
	Default Constructor.
virtual	~DtEventHandler ()
	Destructor.
virtual void	setEventController (DtEventController *)
virtual void	setInitialSelection (const QVector< DtModelKey > &d)
virtual QWidget *	createDialog (QWidget *w)
	Creates the dialog associated with this handler (if there is one)
virtual QWidget *	dialog (bool createIfMissing=true, QWidget *parent=NULL)
	If createIfMissing is true, will create the dialog based on the supplied parent window, else will simply return the dialog pointer.
virtual void	reset ()
virtual DtBaseWindow *	baseWindow () const
	Returns the base window of the event controller.
virtual void	setBaseWindow (DtBaseWindow *w)
	Called when the base window is set for the event controller.
virtual void	init ()
	Called when the handler is first created, initialize context.
void	setSuspended (bool)
	Set when something wants to suspend some aspect of this handler without deactivating it.
bool	suspended () const
virtual void	dialogDestroyedEvent ()
	Called when dialog is destroyed.
Public Member Functions inherited from DtArchivableObject
	DtArchivableObject (QString name, DtArchivableObjectCreator fcn)
	This constructor will add this object to the archivable object factory.
	DtArchivableObject (QString name)
	DtArchivableObject ()
virtual	~DtArchivableObject ()
virtual QString	name () const
DtArchiver *	archiver ()
	Returns the archiver of this object.
virtual void	read (QTextStream &s)
	Reads/writes archiver.
virtual void	write (QTextStream &s)
virtual void	setLevel (int i)
virtual int	level () const
virtual DtArchivableObject *	clone ()
	Allows for cloning of this object.

Protected Member Functions
virtual DtSymbol *	createSymbol (DtTMMapArea *area)=0
	Subclasses need to create temp symbol.
virtual void	pointSelected (const DtPoint &p)=0
virtual void	cancel ()=0
	Handle the cancelling of this object creation.
virtual bool	enterEvent (DtTMMapArea *area, QEvent *evnt)
	Handles when the mouse enters a particular map area.
virtual void	switchActiveMap (DtTMMapArea *area)
	Switches to the new active map and also sets up mouse tracking by turning off from old and activating on new.
virtual void	trackMouseFor (DtTMMapArea *area, bool enable)
	Enables/disables mouse tracking for requested area.
virtual void	deactivate ()
	Called when we are decativated, acts as a cancel on the current event.
virtual void	showDialog (bool b)
	Override to show dialog only is dialog show type is WhenStartCreate, else show dialog when the appropriate conditions are met.
virtual void	createComplete (bool finalPointSelected)
	Called at end of creation, will let the controller know we are done.
virtual QPixmap	createCursor ()
	Creates/restores the override cusror to display that the handler is in creation mode.
virtual void	restoreCursor ()
virtual bool	keyboardEvent (DtTMMapArea *area, QKeyEvent *evnt)
	Add escape key cancel.

Protected Attributes
DtEntityMapperKey	myCurrentObjectType
int	myCurrentForceType
DtSymbol *	myTempSymbol
DtTMMapArea *	myActiveMap
bool	myEditNotCreate
bool	myStopped
bool	myInvalid
DtModelData *	myModelData
DtShowDialogType	myShowDialogType
DtTerrainModelData *	myCreatingFromTerrainData
	If non-NULL, creating this point from the supplied model data.
bool	myDeactivating
bool	myEmitCreateSignal
bool	myCursorSet
Qt::KeyboardModifiers	myKeyboardModifiers
Protected Attributes inherited from DtEventHandler
QWidget *	myEventDlg
DtEventController *	myEventController
bool	mySuspended
Protected Attributes inherited from DtArchivableObject
DtArchiver *	myArchiver

Detailed Description

This handler creates entities.

Constructor & Destructor Documentation

DtCreationHandler::DtCreationHandler

(

)

Default Constructor.

virtual DtCreationHandler::~DtCreationHandler ( )

virtual

Destructor.

Member Function Documentation

virtual void DtCreationHandler::setCreationObject ( DtEntityMapperKey  obj, int  frc  )

virtual

Set the object you are creating.

Reimplemented in DtCreateControlObjectHandler.

virtual void DtCreationHandler::activate ( )

virtual

Called when this event handler first becomes active.

Reimplemented from DtEventHandler.

Reimplemented in DtCreateControlObjectHandler, and DtTerrainCreatePointHandler.

virtual DtSymbol* DtCreationHandler::createTempSymbol ( DtTMMapArea *  area )

virtual

Creates and removes the symbol that will follow the cursor on creation.

Reimplemented in DtCreateControlObjectHandler, and DtTerrainCreateLineHandler.

virtual void DtCreationHandler::removeTempSymbol ( DtTMMapArea *  area )

virtual

virtual void DtCreationHandler::setEditMode ( bool  b )

virtual

virtual void DtCreationHandler::setModelData ( DtModelData *  d )

virtual

virtual void DtCreationHandler::setShowDialog ( DtShowDialogType  type )

virtual

void DtCreationHandler::setEmitCreateSignal ( bool  b )

inlinevirtual

Emits signal when create, not actually do the creation. Default is false.

Reimplemented in DtCreateLineHandler, and DtCreatePointHandler.

References myEmitCreateSignal.

virtual bool DtCreationHandler::mouseEvent ( DtTMMapArea *  area, QMouseEvent *  evnt, const DtPoint &  pnt  )

virtualslot

Reimplemented in DtCreateLineHandler.

virtual void DtCreationHandler::stop ( const DtPoint &  p )

virtualslot

Reimplemented in DtCreateControlObjectHandler.

virtual void DtCreationHandler::updateTempSymbol ( )

pure virtualslot

void DtCreationHandler::creationSignal ( const DtString &  name, const DtEntityMapperKey &  type, const DtList &  vertices, const DtString &  label, int  appearance, int  force, bool  projection, bool  closedFigure, DtReal  heading, bool  createSubObjects, DtSymbol *  tempSymbol  )

signal

Both signals are emitted if myEmitCreateSignal is true.

void DtCreationHandler::editSignal ( const DtString &  name, const DtEntityMapperKey &  type, const DtList &  vertices, const DtString &  label, int  appearance, int  force, DtReal  heading, DtSymbol *  tempSymbol  )

signal

virtual DtSymbol* DtCreationHandler::createSymbol ( DtTMMapArea *  area )

protectedpure virtual

Subclasses need to create temp symbol.

Implemented in DtCreateControlObjectHandler, DtCreateLineHandler, and DtCreatePointHandler.

virtual void DtCreationHandler::pointSelected ( const DtPoint &  p )

protectedpure virtual

Implemented in DtCreateControlObjectHandler, and DtCreatePointHandler.

virtual void DtCreationHandler::cancel ( )

protectedpure virtual

Handle the cancelling of this object creation.

virtual bool DtCreationHandler::enterEvent ( DtTMMapArea *  area, QEvent *  evnt  )

protectedvirtual

Handles when the mouse enters a particular map area.

If the area is different than the current active map, we need to change where the temp symbol is displayed

Reimplemented from DtEventHandler.

virtual void DtCreationHandler::switchActiveMap ( DtTMMapArea *  area )

protectedvirtual

Switches to the new active map and also sets up mouse tracking by turning off from old and activating on new.

virtual void DtCreationHandler::trackMouseFor ( DtTMMapArea *  area, bool  enable  )

protectedvirtual

Enables/disables mouse tracking for requested area.

virtual void DtCreationHandler::deactivate ( )

protectedvirtual

Called when we are decativated, acts as a cancel on the current event.

Reimplemented from DtEventHandler.

Reimplemented in DtCreateControlObjectHandler.

virtual void DtCreationHandler::showDialog ( bool  b )

protectedvirtual

Override to show dialog only is dialog show type is WhenStartCreate, else show dialog when the appropriate conditions are met.

Reimplemented from DtEventHandler.

virtual void DtCreationHandler::createComplete ( bool  finalPointSelected )

protectedvirtual

Called at end of creation, will let the controller know we are done.

virtual QPixmap DtCreationHandler::createCursor ( )

protectedvirtual

Creates/restores the override cusror to display that the handler is in creation mode.

Reimplemented in DtCreateControlObjectHandler.

virtual void DtCreationHandler::restoreCursor ( )

protectedvirtual

virtual bool DtCreationHandler::keyboardEvent ( DtTMMapArea *  area, QKeyEvent *  evnt  )

protectedvirtual

Add escape key cancel.

Reimplemented from DtEventHandler.

Member Data Documentation

DtEntityMapperKey DtCreationHandler::myCurrentObjectType

protected

int DtCreationHandler::myCurrentForceType

protected

DtSymbol* DtCreationHandler::myTempSymbol

protected

DtTMMapArea* DtCreationHandler::myActiveMap

protected

bool DtCreationHandler::myEditNotCreate

protected

bool DtCreationHandler::myStopped

protected

bool DtCreationHandler::myInvalid

protected

DtModelData* DtCreationHandler::myModelData

protected

DtShowDialogType DtCreationHandler::myShowDialogType

protected

DtTerrainModelData* DtCreationHandler::myCreatingFromTerrainData

protected

If non-NULL, creating this point from the supplied model data.

bool DtCreationHandler::myDeactivating

protected

bool DtCreationHandler::myEmitCreateSignal

protected

Referenced by setEmitCreateSignal().

bool DtCreationHandler::myCursorSet

protected

Qt::KeyboardModifiers DtCreationHandler::myKeyboardModifiers

protected

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

• /exports/nfedora7-1/nightly/docs/vrforcesDevelopment.tot/include/tmEventHandler/creationHandler.h