The class provides mouse dragging operations with AIS_Plane: 1) Sliding plane by dragging it with point 2) Rotating plane around one or both of the rotation axes by dragging its point with "ctrl" key pressed.

#include <OCCViewer_ClipPlaneInteractor.h>

Inheritance diagram for OCCViewer_ClipPlaneInteractor:

Public Types
enum	DragOperation { DragOperation_Undef, DragOperation_Slide, DragOperation_Rotate }

typedef std::vector< Handle(AIS_Plane)>	SeqOfPlanes

Signals
void	planeClicked (const Handle_AIS_Plane &thePlane)

void	planeDragged (const Handle_AIS_Plane &thePlane)

Public Member Functions
	OCCViewer_ClipPlaneInteractor (OCCViewer_ViewManager , QObject theParent)
	Constructor. More...

const SeqOfPlanes &	planes () const
	Get sequence of planes to interact with. More...

void	setPlanes (const SeqOfPlanes &)
	Sets sequence of planes allowed for interaction. More...

void	setRotationCenter (const gp_Pnt &)
	Sets center of rotation for the scene. More...

void	setMinMax (const Bnd_Box &)
	Sets minimum and maximum bounding of the scene. The sliding movements are limited to minimum and maximum bounds. More...

virtual void	setEnabled (const bool)
	Enables or disables event processing within the viewer. More...

Public Member Functions inherited from OCCViewer_ViewportInputFilter
	OCCViewer_ViewportInputFilter (OCCViewer_ViewManager , QObject )
	Constructor. More...

	~OCCViewer_ViewportInputFilter ()
	Destructor. More...

Protected Member Functions
bool	isClickable (const Handle(AIS_Plane)&thePlane)
	Checks whether the interactive plane can be clicked. More...

bool	isDraggable (const Handle(AIS_Plane)&thePlane)
	Checks whether the interactive plane can be dragged. More...

bool	isPerforming () const
	Checks whether the interactive operation is in progress. More...

bool	startDragging (const QPoint &thePickPos, const QPoint &theDragPos, const DragOperation theOperation, const Handle(AIS_Plane)&thePlane, const Handle(V3d_View)&theView)
	Checks whether it is possible to start interaction with plane. More...

void	performDragging (const QPoint &theDragPos, const DragOperation theOperation, const Handle(AIS_Plane)&thePlane, const Handle(V3d_View)&theView)
	Performs dragging operation on the passed interactive plane. More...

void	adjustBounds (gp_Ax3 &, const Bnd_Box &)
	Adjusts min-max bounds of the plane. More...

virtual bool	mouseMove (QMouseEvent , OCCViewer_ViewPort3d )
	Handle mouse move events. Performs dragging if interaction is in progress. More...

virtual bool	mousePress (QMouseEvent , OCCViewer_ViewPort3d )
	Handle mouse press events. Starts interaction with detected plane. More...

virtual bool	mouseRelease (QMouseEvent , OCCViewer_ViewPort3d )
	Handle mouse release events. Stops interaction. More...

virtual bool	mouseDoubleClick (QMouseEvent , OCCViewer_ViewPort3d )
	Handle mouse double clicking events events. Stops the event propagation if interaction with plane is in progress. More...

virtual bool	keyPress (QKeyEvent , OCCViewer_ViewPort3d )
	Handle key pressing events. Stops the event propagation if interaction with plane is in progress. More...

virtual bool	keyRelease (QKeyEvent , OCCViewer_ViewPort3d )
	Handle key releasing events. Stops the event propagation if interaction with plane is in progress. More...

	Handle (AIS_Plane) myInteractedPlane

Protected Member Functions inherited from OCCViewer_ViewportInputFilter
void	connectView (SUIT_ViewWindow *)
	Connects view to event processing. More...

void	disconnectView (SUIT_ViewWindow *)
	Disconnects view to event processing. More...

bool	eventFilter (QObject , QEvent )
	Base-level implementation of event filtering. Routes user input events to associated implementation methods. More...

Protected Attributes
gp_Ax3	myPlaneReferenceCS

gp_Ax1	myRotationAxis

gp_Pln	myMouseDragPln

QPoint	myDragPos

QPoint	myPickPos

DragOperation	myPerformingOp

gp_Pnt	myRotationCenter

Bnd_Box	myMinMax

SeqOfPlanes	myPlanes

bool	myIsDraggable

bool	myIsClickable

Protected Attributes inherited from OCCViewer_ViewportInputFilter
OCCViewer_ViewManager *	myVM

OCCViewer_Viewer *	myViewer

bool	myIsEnabled

Additional Inherited Members
Protected Slots inherited from OCCViewer_ViewportInputFilter
void	onViewCreated (SUIT_ViewWindow *)
	Connects newly created within viewer to event processing. More...

void	onViewRemoved (SUIT_ViewWindow *)
	Disconnects view being removed from viewer. More...

Member Typedef Documentation

typedef std::vector<Handle(AIS_Plane)> OCCViewer_ClipPlaneInteractor::SeqOfPlanes

Member Enumeration Documentation

enum OCCViewer_ClipPlaneInteractor::DragOperation

Enumerator
DragOperation_Undef
DragOperation_Slide
DragOperation_Rotate

Constructor & Destructor Documentation

OCCViewer_ClipPlaneInteractor::OCCViewer_ClipPlaneInteractor	(	OCCViewer_ViewManager *	theVM,
		QObject *	theParent
	)

Parameters

theVM	[in] the view manager.
theParent	[in] the parent object.

Member Function Documentation

void OCCViewer_ClipPlaneInteractor::adjustBounds	(	gp_Ax3 &	thePlane,
		const Bnd_Box &	theMinMax
	)

protected

Parameters

thePlane	[in/out] the plane.
theMinMax	[in] the min max bounds

OCCViewer_ClipPlaneInteractor::Handle ( AIS_Plane )

protected

bool OCCViewer_ClipPlaneInteractor::isClickable ( const Handle(AIS_Plane)& thePlane )

protected

Returns: true if the click interaction is supported for the plane.

References Handle(), isFound(), myPlanes, and OCCViewer_ViewportInputFilter::myViewer.

bool OCCViewer_ClipPlaneInteractor::isDraggable ( const Handle(AIS_Plane)& thePlane )

protected

Returns: true if the dragging interaction is supported for the plane.

References Handle(), isFound(), myPlanes, and OCCViewer_ViewportInputFilter::myViewer.

bool OCCViewer_ClipPlaneInteractor::isPerforming ( ) const

protected

Returns: true if the interaction is performed on IO object meaning that no other operations in viewer should be processed.

bool OCCViewer_ClipPlaneInteractor::keyPress	(	QKeyEvent *	theEvent,
		OCCViewer_ViewPort3d *	theViewPort
	)

protectedvirtual

Parameters

theEvent	[in] the user event.
theViewPort	[in] the viewport.

Implements OCCViewer_ViewportInputFilter.

References DragOperation_Rotate, DragOperation_Slide, DragOperation_Undef, isDraggable(), isPerforming(), myIsDraggable, myPerformingOp, and myPickPos.

bool OCCViewer_ClipPlaneInteractor::keyRelease	(	QKeyEvent *	theEvent,
		OCCViewer_ViewPort3d *	theViewPort
	)

protectedvirtual

Parameters

theEvent	[in] the user event.
theViewPort	[in] the viewport.

Implements OCCViewer_ViewportInputFilter.

References DragOperation_Rotate, DragOperation_Slide, DragOperation_Undef, isDraggable(), isPerforming(), myIsDraggable, myPerformingOp, and myPickPos.

bool OCCViewer_ClipPlaneInteractor::mouseDoubleClick	(	QMouseEvent *	theEvent,
		OCCViewer_ViewPort3d *	theViewPort
	)

protectedvirtual

Parameters

theEvent	[in] the user event.
theViewPort	[in] the viewport.

Implements OCCViewer_ViewportInputFilter.

References isPerforming().

bool OCCViewer_ClipPlaneInteractor::mouseMove	(	QMouseEvent *	theEvent,
		OCCViewer_ViewPort3d *	theViewPort
	)

protectedvirtual

Parameters

theEvent	[in] the user event.
theViewPort	[in] the viewport.

Implements OCCViewer_ViewportInputFilter.

References DragOperation_Rotate, DragOperation_Slide, DragOperation_Undef, Handle(), isPerforming(), myDragPos, myIsDraggable, myPerformingOp, myPickPos, performDragging(), planeDragged(), and startDragging().

bool OCCViewer_ClipPlaneInteractor::mousePress	(	QMouseEvent *	theEvent,
		OCCViewer_ViewPort3d *	theViewPort
	)

protectedvirtual

Parameters

theEvent	[in] the user event.
theViewPort	[in] the viewport.

Implements OCCViewer_ViewportInputFilter.

References Handle(), isClickable(), isDraggable(), myIsClickable, myIsDraggable, myPickPos, OCCViewer_ViewportInputFilter::myViewer, and planeClicked().

bool OCCViewer_ClipPlaneInteractor::mouseRelease	(	QMouseEvent *	theEvent,
		OCCViewer_ViewPort3d *	theViewPort
	)

protectedvirtual

Parameters

theEvent	[in] the user event.
theViewPort	[in] the viewport.

Implements OCCViewer_ViewportInputFilter.

References DragOperation_Undef, isPerforming(), myDragPos, myIsClickable, myIsDraggable, myMouseDragPln, myPerformingOp, and myPickPos.

void OCCViewer_ClipPlaneInteractor::performDragging	(	const QPoint &	theDragPos,
		const DragOperation	theDragOp,
		const Handle(AIS_Plane)&	thePlane,
		const Handle(V3d_View)&	theView
	)

protected

Parameters

theDragPos	[in] the position of mouse dragging.
theDragOp	[in] the drag operation to start.
thePlane	[in] the operated plane.
theView	[in] the view.

References adjustBounds(), DragOperation_Rotate, DragOperation_Slide, Handle(), myMinMax, myMouseDragPln, myPlaneReferenceCS, myRotationAxis, myRotationCenter, and OCCViewer_ViewportInputFilter::myViewer.

void OCCViewer_ClipPlaneInteractor::planeClicked ( const Handle_AIS_Plane & thePlane )

signal

void OCCViewer_ClipPlaneInteractor::planeDragged ( const Handle_AIS_Plane & thePlane )

signal

const OCCViewer_ClipPlaneInteractor::SeqOfPlanes & OCCViewer_ClipPlaneInteractor::planes ( ) const

Returns: the sequence of accepted planes.

References myPlanes.

void OCCViewer_ClipPlaneInteractor::setEnabled ( const bool theIsEnabled )

virtual

Reimplemented from OCCViewer_ViewportInputFilter.

References DragOperation_Undef, myDragPos, myIsClickable, myIsDraggable, myMouseDragPln, myPerformingOp, myPickPos, and OCCViewer_ViewportInputFilter::setEnabled().

void OCCViewer_ClipPlaneInteractor::setMinMax ( const Bnd_Box & theMinMax )

Parameters

theMinMax [in] the minimum and maximum bounds.

References myMinMax.

void OCCViewer_ClipPlaneInteractor::setPlanes ( const SeqOfPlanes & thePlanes )

Parameters

thePlanes [in] the sequence of accepted planes.

References myPlanes.

void OCCViewer_ClipPlaneInteractor::setRotationCenter ( const gp_Pnt & theCenter )

Parameters

theCenter [in] the center of rotation.

References myRotationCenter.

bool OCCViewer_ClipPlaneInteractor::startDragging	(	const QPoint &	thePickPos,
		const QPoint &	theDragPos,
		const DragOperation	theDragOp,
		const Handle(AIS_Plane)&	thePlane,
		const Handle(V3d_View)&	theView
	)

protected

Parameters

thePickPos	[in] the position of mouse picking.
theDragPos	[in] the position of initial mouse dragging.
theDragOp	[in] the drag operation to start.
thePlane	[in] the detected plane.
theView	[in] the view.

References DragOperation_Rotate, DragOperation_Slide, Handle(), myMouseDragPln, myPlaneReferenceCS, myRotationAxis, and myRotationCenter.

Member Data Documentation

QPoint OCCViewer_ClipPlaneInteractor::myDragPos

protected

bool OCCViewer_ClipPlaneInteractor::myIsClickable

protected

bool OCCViewer_ClipPlaneInteractor::myIsDraggable

protected

Bnd_Box OCCViewer_ClipPlaneInteractor::myMinMax

protected

gp_Pln OCCViewer_ClipPlaneInteractor::myMouseDragPln

protected

DragOperation OCCViewer_ClipPlaneInteractor::myPerformingOp

protected

QPoint OCCViewer_ClipPlaneInteractor::myPickPos

protected

gp_Ax3 OCCViewer_ClipPlaneInteractor::myPlaneReferenceCS

protected

SeqOfPlanes OCCViewer_ClipPlaneInteractor::myPlanes

protected

gp_Ax1 OCCViewer_ClipPlaneInteractor::myRotationAxis

protected

gp_Pnt OCCViewer_ClipPlaneInteractor::myRotationCenter

protected

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

src/OCCViewer/OCCViewer_ClipPlaneInteractor.h
src/OCCViewer/OCCViewer_ClipPlaneInteractor.cxx

Public Types

Signals

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Member Typedef Documentation

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation