Reads the voxel value at the mouse position on a SoView2D. More...

#include <SoView2DVoxelValue.h>

Inheritance diagram for SoView2DVoxelValue:

Public Member Functions
	SoView2DVoxelValue ()
	Constructor. More...

bool	evalEvent (SoView2D view2d, View2DSliceList slicelist, View2DEvent *ec, View2DEventPhase phase) override
	reimplemented from SoView2DExtension More...

Public Member Functions inherited from SoView2DInteractionExtension
	SoView2DInteractionExtension (const std::string &actionID, bool positionSensitive=true)

	SoView2DInteractionExtension ()
	Constructor. More...

bool	implementsManagedInteractionAndClassicEventHandling () const override
	this node is a hybrid module providing managed interaction and classic event handling More...

Public Member Functions inherited from SoView2DExtension
	SoView2DExtension ()
	Constructor. More...

void	init ()
	setup internal state More...

virtual void	updateValues ()
	Update fields to local variables, may be reimplemented if you want to update additional local vars. More...

virtual void	draw (View2DSliceList slicelist, View2DSlice slice, int sliceZ)
	Called by the SoView2D for each slice that is rendered. More...

virtual void	startDrawing (View2DSliceList *)

virtual void	endDrawing (View2DSliceList *)

virtual void	overwriteDrawingSettings (SoView2DDrawingSettings &)

View2DEvent *	getEvent ()
	get the current event (when inside of evalEvent) More...

float	getSelectDist ()
	Set the distance tolerance on hit checking in pixels. More...

bool	isPointInsideDeviceRect (float pointX, float pointY, float centerX, float centerY, float hitRectangleSize=0.0)
	returns whether the given point is inside a rectangle around the given center. More...

void	drawMiniRect (float xp, float yp, float ext, float lineWidth=1.f)
	Draws a small rectangle with given half side length and a line width. More...

void	drawDashedMiniRect (float xp, float yp, float ext, float lineWidth)

void	drawFilledMiniRect (float xp, float yp, float ext, float lineWidth=1.f)
	Draws a small filled rectangle with given half side length. More...

void	drawMiniTriangle (float xp, float yp, float ext, float lineWidth=1.f)
	Draws a small triangle with given center point, half height and line width. More...

void	drawFilledMiniTriangle (float xp, float yp, float ext, float lineWidth=1.f)
	Draws a small filled triangle with given center point and half height. More...

void	drawMiniCircle (float xp, float yp, float ext, float lineWidth=1.f)
	Draws a small circle with given center point and radius. More...

void	drawFilledMiniCircle (float xp, float yp, float ext, float lineWidth=1.f)
	Draws a small filled circle with given center point and radius. More...

void	drawFixedSizeMiniCircleAt (float xp, float yp)
	Draws a fixed size small circle at the given position. More...

void	drawVoxelBorder (View2DSlice *slice, float vx, float vy, float vz)
	surround the given voxel with a border More...

int	getX ()
	get the x device position of current event, only returns valid result when called inside of evalEvent() More...

int	getY ()
	get the y device position of current event, only returns valid result when called inside of evalEvent() More...

virtual bool	isDrawingOn ()
	check if drawing is on More...

virtual bool	isEditingOn ()
	check if editing is on More...

virtual bool	isFixZOn ()
	check if z should stay fixed More...

virtual bool	isClipToSlice ()
	check if the image is clipped to slice More...

virtual void	fieldChanged (SoSensor *sensor)
	handle if any field has changed More...

bool	isCreateNewMode ()
	check if extension is in createNewMode More...

void	setCreateNewMode (bool flag)
	set this extension to create new objects More...

bool	isCreateNewModeRequest ()
	check if extension has a request for createNewMode More...

void	setCreateNewModeRequest (bool flag)
	set that extension want to become createNewMode More...

virtual bool	isActive ()
	returns if the extension is active (derive this method in child) (in createNewMode or with a selected object)(called by SoView2D) More...

virtual void	deleteSelectedObject ()
	deletes the currently active object (derive this method in child) (called by SoView2D) More...

virtual void	getStatusString (SbString &status)
	get the current status of this extension More...

virtual bool	evaluateEvent (SoView2D view2d, View2DEvent ec)

virtual bool	ignoreEvent (View2DEvent *ec)
	Return true if ec has been handled before and if ignoreHandledEvents is True. More...

bool	wantsMouseOverUpdates () const
	public access to _wantsMouseOverUpdateEvents More...

virtual void	consumeEvent (View2DEvent *ec, bool handled=TRUE)
	Set handled-flag of ec to true (= consumed) if handled is True and setEventHandled is True. More...

int	getSelectedModifierMask ()
	Get compare and ignore mask for the currently selected button/modifier combination, usable with SoPointingAction. More...

int	getSelectedIgnoreMask ()

SoPointingAction::Trigger	getPointingActionTriggerFromFields ()
	Get the trigger that matches the button/modifier field state. More...

Public Member Functions inherited from SoInteractionProviderNode
	SoInteractionProviderNode ()
	Default constructor. More...

	~SoInteractionProviderNode () override
	Destructor. More...

std::string	getID () const override
	Returns the id string for identifying the provider (and its actions) - this is usually the name of the scene node. More...

void	objRef () override
	Memory management by reference counting; must be implemented in derived classes. More...

void	objUnref () override

Public Member Functions inherited from SoInteractionOwner
	SoInteractionOwner ()
	Default constructor. More...

	~SoInteractionOwner () override
	The destructor will destroy all interactions created with this object as owner. More...

std::list< SoInteraction * >	getInteractions (SoState *state) override
	Returns the list of all interactions of this provider. More...

void	pointerPosition (SoState *state, const SoPointerPosition &pos) override
	Same as below, with additional SoState argument. Be defaults simply calls the below version. More...

void	pointerLeftWindow (SoState *state) override
	Same as below, with additional SoState argument. Be defaults simply calls the below version. More...

void	addListener (SoInteractionOwnerListenerInterface *listener)
	Add a listener object that is notified of changes in the interaction list. More...

void	removeListener (SoInteractionOwnerListenerInterface *listener)
	Remove a listener object that was notified of changes in the interaction list. More...

Public Member Functions inherited from SoInteractionProvider
	SoInteractionProvider ()
	Default constructor. More...

virtual	~SoInteractionProvider ()

template<class T >
std::list< T * >	getInteractionsOfType (SoState *state)
	Returns list of interactions of a specific type: More...

virtual std::list< SoCommandAction * >	getCommandActions (SoState *state)

virtual std::list< SoPointingAction * >	getPointingActions (SoState *state)

virtual std::list< SoOffsetAction * >	getOffsetActions (SoState *state)

Static Public Member Functions
static void	initClass ()
	inventor runtime type system More...

Static Public Member Functions inherited from SoView2DInteractionExtension
static void	initClass ()
	Initializes this class. More...

Static Public Member Functions inherited from SoView2DExtension
static void	initClass ()
	Initializes this class. More...

static float	snapToPixelCenter (float coordinateComponent)
	Snaps the coordinate component to the pixel center. More...

static void	fieldChangedCB (void data, SoSensor sensor)
	inventor callbacks if any field has changed, calls fieldChanged More...

static bool	isImageParallel (SoSFMLImage image, View2DSliceList dsl)
	Return true if `image` is parallel to the image of the slice list up to slice thickness. More...

static void	enableLineStippling (const SoSFEnum &lineStyleField)
	Set/reset stippling pattern. More...

static void	disableLineStippling (const SoSFEnum &lineStyleField)

static void	getAxisOrientation (int axis, SbMatrix &matrix, char &negativeResult, char &positiveResult)
	Geometry helpers. More...

static float	pointToLineDistance (SbVec3f point, SbVec3f line1, SbVec3f line2)
	calculate 3D point to line distance More...

static float	pointToLineDistance (SbVec2f point, SbVec2f line1, SbVec2f line2)
	calculate 2D point to line distance More...

static Sign	edgeIntersectWithPlane (const SbVec3f &v1, const SbVec3f &v2, const SbPlane &plane, SbVec3f &intersect)
	intersect given edge from `v1` to `v2` with given plane, returns sign and `intersect` point More...

Static Public Member Functions inherited from SoInteractionProviderNode
static void	initClass ()
	Initializes this class. More...

Static Public Member Functions inherited from SoInteractionProvider
static void	registerInteractionProviderNode (SoType type, GetProviderFunc func)
	Register a function to obtain a SoInteractionProvider from a SoNode. More...

static SoInteractionProvider *	getInteractionProvider (SoNode *node)
	Get a SoInteractionProvider from a SoNode if registered, else NULL. More...

Public Attributes
SoSFBool	valuesValid
	this is set to false if the mouse position is not on the image More...

SoSFVec3f	voxelPosition
	the current voxel position More...

SoSFVec3f	worldPosition
	the current world position More...

SoSFVec3f	integerPosition
	the current voxel position rounded to integer More...

SoSFString	viewerId
	viewerId of the viewer where the mouse was on More...

SoSFFloat	storedValue
	the real value that is stored in the image More...

SoSFFloat	outputValue
	the medical adjusted image value More...

SoSFString	modality
	modality of the image (so that the correct units can be displayed) More...

SoSFBool	showColorChannelValues
	If true then color channel values are displayed, separated by channelSep, otherwise only the value of color channel 0 is shown. More...

SoSFBool	invalidateUndefinedOutputValues
	If set, output fields are set to empty string/NaN if valuesUpToDate is False. More...

SoSFString	colorChannelSeparator
	String value placed as separator between color channel values in storedValueString. More...


SoSFInt32	maxPrecision
	Pixel value as string to support registered/composed ML data types and their precision. More...

SoSFString	storedValueString

SoSFString	outputValueString

Public Attributes inherited from SoView2DInteractionExtension
SoSFTrigger	singleClicked
	this is triggered when the user clicks without moving the mouse (this only is supported when using Managed Interaction) More...

SoSFTrigger	doubleClicked
	the same for the second click in a row More...

Public Attributes inherited from SoView2DExtension
SoSFColor	color
	color that should be used for drawing More...

SoSFBool	drawingOn
	flag if the extension should draw, needs to be checked inside of the draw() method More...

SoSFBool	editingOn
	flag if the extension should edit objects on mouse events, needs to be checked inside of the evalEvent() method More...

SoSFBool	maskValid
	flag if the event mask is valid. More...

SoSFFloat	selectionTolerance
	the selection tolerance in pixels More...

SoSFBool	wantsAllEvents
	flag if ALL events should be passed to evalEvent(), if disabled, events are only passed to evalEvent when the mouse mask gets valid More...

SoSFBool	wantsKeyEvents
	flag if keyboard events should be passed to evalEvent() More...

SoSFBool	wantsMouseWheelEvents
	flag if MouseWheel events should be passed to evalEvent() More...

SoSFBool	setEventHandled
	Set event handled if it is indeed handled by this extension. More...

SoSFBool	ignoreHandledEvents
	Ignore events, that have been handled by previous extensions. More...

SoSFEnum	button1
	mouse mask for button1 More...

SoSFEnum	button2
	mouse mask for button2 More...

SoSFEnum	button3
	mouse mask for button3 More...

SoSFEnum	shift
	shift modifier for mouse mask More...

SoSFEnum	control
	shift control for mouse mask More...

SoSFEnum	alt
	shift alt for mouse mask More...

SoSFBool	needsValidVoxel
	sets if a valid voxel must be hit to get evalEvent() calls More...

SoSFBool	renderOnSlab
	defines if the extension should be rendered on all slab slices More...

SoSFBool	createNewMode
	flag if extension is in createNewMode More...

SoSFTrigger	createNewModeRequest

SoSFBool	clipToSlice
	Flag to clip drawing to slice. More...

SoSFEnum	cursorShape
	Set cursor shape if the mouse mask fits and mouseEvents are effectively sent to evalEvent for editing. More...

SoSFBool	fixZOn
	DEPRECATED flag that indicates that the extension should fix the z value, only used in SoView2DRectangle. More...

Public Attributes inherited from SoInteractionProviderNode
SoSFString	instanceName
	Defines interface field to store the instance name. More...

SoSFString	interactionProviderID
	This field overrides the instanceName as providerID if specified. More...

Protected Member Functions
void	updateVoxelPosition (const SbVec3f &voxelPos, SoView2D view2d, View2DSliceList slicelist)
	update voxelPosition More...

void	setValuesValid (bool valid)

void	invalidateValues ()

void	invalidateUndefinedOutputValuesChanged (SoField *f)

void	editingOnChanged (SoField *field) override
	called when editingOn field is touched: More...

void	pointerPosition (const SoPointerPosition &pos) override
	interface inherited from SoInteractionProvider More...

void	pointerLeftWindow () override
	This is called when the mouse cursor leaves the window. More...


void	startPressAt (const SoPointerPosition &pos) override
	interface forwarded from SoPointingAction: More...

void	dragMoveTo (const SoPointerPosition &pos) override

Protected Member Functions inherited from SoView2DInteractionExtension
	~SoView2DInteractionExtension () override
	destructor More...

bool	isValidLocation (const SoPointerPosition &pos)
	return true if the position is inside the image or needsValidVoxel is not set More...

virtual bool	shouldPointingActionBeEnabled ()

void	editingOnChanged (SoField *field) override
	called when editingOn field is touched: More...

void	buttonMaskChanged (SoField *field) override
	called when one of the button/modifier fields is touched: More...

virtual int	getCurrentCursor (SoViewerProxy *viewerProxy)
	interface forwarded from SoPointingAction: More...

virtual bool	isSensitiveAt (const SoPointerPosition &)

virtual void	setHighlightAt (const SoPointerPosition &)

virtual void	unsetHighlight ()

virtual SoPointingAction *	endPress (int)

virtual int	getNumInteractionModes () const

virtual void	setInteractionMode (int)

Protected Member Functions inherited from SoView2DExtension
virtual void	createNewModeRequestTriggered (SoField *)
	called when createNewModeRequest field ist touched: More...

	~SoView2DExtension () override
	destructor More...

void	GLRender (SoGLRenderAction *action) override
	Inventor actions. More...

void	callback (SoCallbackAction *action) override

void	handleEvent (SoHandleEventAction *action) override

void	getMatrix (SoGetMatrixAction *action) override

void	getBoundingBox (SoGetBoundingBoxAction *action) override

void	pick (SoPickAction *action) override

void	doAction (SoAction *action) override

Protected Member Functions inherited from SoInteractionOwner
bool	hasInteractions () const
	Returns whether there are any actions defined by this owner. More...

template<class T >
bool	hasInteractionsOfType () const
	Same as above, but asking for a specific type of interaction. More...

void	addPointingAction (SoPointingAction *)

void	addCommandAction (SoCommandAction *)

void	addOffsetAction (SoOffsetAction *)

Additional Inherited Members
Public Types inherited from SoView2DExtension
enum	Sign { ZERO , NEGATIVE , POSITIVE }
	defines the sign of a number, with zero as an extra value More...

Public Types inherited from SoInteractionProvider
typedef SoInteractionProvider (	GetProviderFunc) (SoNode *)

Protected Attributes inherited from SoView2DInteractionExtension
SoPointingAction *	_pointingAction

Protected Attributes inherited from SoView2DExtension
SoNodeSensor *	_nodeSensor
	node sensor that is used to notice field changes More...

float	_rgbColor [4]
	Color of the object, update on each field change by _nodeSensor. More...

bool	_wantsMouseOverUpdateEvents
	set this flag to receive mouse over events while the extension is active More...

Detailed Description

Reads the voxel value at the mouse position on a SoView2D.

reads the voxel value at the mouse position on a SoView2D

Definition at line 25 of file SoView2DVoxelValue.h.

Constructor & Destructor Documentation

◆ SoView2DVoxelValue()

SoView2DVoxelValue::SoView2DVoxelValue ( )

Constructor.

Member Function Documentation

◆ dragMoveTo()

void SoView2DVoxelValue::dragMoveTo ( const SoPointerPosition & pos )

overrideprotectedvirtual

Reimplemented from SoView2DInteractionExtension.

◆ editingOnChanged()

void SoView2DVoxelValue::editingOnChanged ( SoField * field )

overrideprotectedvirtual

called when editingOn field is touched:

Reimplemented from SoView2DExtension.

◆ evalEvent()

bool SoView2DVoxelValue::evalEvent	(	SoView2D *	view2d,
		View2DSliceList *	slicelist,
		View2DEvent *	ec,
		View2DEventPhase	phase
	)

overridevirtual

reimplemented from SoView2DExtension

Reimplemented from SoView2DExtension.

◆ initClass()

static void SoView2DVoxelValue::initClass ( )

static

inventor runtime type system

◆ invalidateUndefinedOutputValuesChanged()

void SoView2DVoxelValue::invalidateUndefinedOutputValuesChanged ( SoField * f )

protected

◆ invalidateValues()

void SoView2DVoxelValue::invalidateValues ( )

protected

◆ pointerLeftWindow()

void SoView2DVoxelValue::pointerLeftWindow ( )

overrideprotectedvirtual

This is called when the mouse cursor leaves the window.

Reimplemented from SoInteractionOwner.

◆ pointerPosition()

void SoView2DVoxelValue::pointerPosition ( const SoPointerPosition & pos )

overrideprotectedvirtual

interface inherited from SoInteractionProvider

Reimplemented from SoInteractionOwner.

◆ setValuesValid()

void SoView2DVoxelValue::setValuesValid ( bool valid )

protected

◆ startPressAt()

void SoView2DVoxelValue::startPressAt ( const SoPointerPosition & pos )

overrideprotectedvirtual

interface forwarded from SoPointingAction:

Reimplemented from SoView2DInteractionExtension.

◆ updateVoxelPosition()

void SoView2DVoxelValue::updateVoxelPosition	(	const SbVec3f &	voxelPos,
		SoView2D *	view2d,
		View2DSliceList *	slicelist
	)

protected

update voxelPosition

Member Data Documentation

◆ colorChannelSeparator

SoSFString SoView2DVoxelValue::colorChannelSeparator

String value placed as separator between color channel values in storedValueString.

Definition at line 57 of file SoView2DVoxelValue.h.

◆ integerPosition

SoSFVec3f SoView2DVoxelValue::integerPosition

the current voxel position rounded to integer

Definition at line 38 of file SoView2DVoxelValue.h.

◆ invalidateUndefinedOutputValues

SoSFBool SoView2DVoxelValue::invalidateUndefinedOutputValues

If set, output fields are set to empty string/NaN if valuesUpToDate is False.

Definition at line 54 of file SoView2DVoxelValue.h.

◆ maxPrecision

SoSFInt32 SoView2DVoxelValue::maxPrecision

Pixel value as string to support registered/composed ML data types and their precision.

Definition at line 60 of file SoView2DVoxelValue.h.

◆ modality

SoSFString SoView2DVoxelValue::modality

modality of the image (so that the correct units can be displayed)

Definition at line 47 of file SoView2DVoxelValue.h.

◆ outputValue

SoSFFloat SoView2DVoxelValue::outputValue

the medical adjusted image value

Definition at line 45 of file SoView2DVoxelValue.h.

◆ outputValueString

SoSFString SoView2DVoxelValue::outputValueString

Definition at line 62 of file SoView2DVoxelValue.h.

◆ showColorChannelValues

SoSFBool SoView2DVoxelValue::showColorChannelValues

If true then color channel values are displayed, separated by channelSep, otherwise only the value of color channel 0 is shown.

Definition at line 51 of file SoView2DVoxelValue.h.

◆ storedValue

SoSFFloat SoView2DVoxelValue::storedValue

the real value that is stored in the image

Definition at line 43 of file SoView2DVoxelValue.h.

◆ storedValueString

SoSFString SoView2DVoxelValue::storedValueString

Definition at line 61 of file SoView2DVoxelValue.h.

◆ valuesValid

SoSFBool SoView2DVoxelValue::valuesValid

this is set to false if the mouse position is not on the image

Definition at line 31 of file SoView2DVoxelValue.h.

◆ viewerId

SoSFString SoView2DVoxelValue::viewerId

viewerId of the viewer where the mouse was on

Definition at line 40 of file SoView2DVoxelValue.h.

◆ voxelPosition

SoSFVec3f SoView2DVoxelValue::voxelPosition

the current voxel position

Definition at line 34 of file SoView2DVoxelValue.h.

◆ worldPosition

SoSFVec3f SoView2DVoxelValue::worldPosition

the current world position

Definition at line 36 of file SoView2DVoxelValue.h.

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

MeVisLab/Standard/Sources/Inventor/SoView2D/extensions/SoView2DVoxelValue.h

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ SoView2DVoxelValue()

Member Function Documentation

◆ dragMoveTo()

◆ editingOnChanged()

◆ evalEvent()

◆ initClass()

◆ invalidateUndefinedOutputValuesChanged()

◆ invalidateValues()

◆ pointerLeftWindow()

◆ pointerPosition()

◆ setValuesValid()

◆ startPressAt()

◆ updateVoxelPosition()

Member Data Documentation

◆ colorChannelSeparator

◆ integerPosition

◆ invalidateUndefinedOutputValues

◆ maxPrecision

◆ modality

◆ outputValue

◆ outputValueString

◆ showColorChannelValues

◆ storedValue

◆ storedValueString

◆ valuesValid

◆ viewerId

◆ voxelPosition

◆ worldPosition