SoView2D is a 2D viewer for image data. More...

#include <SoView2D.h>

Inheritance diagram for SoView2D:

Public Member Functions
	SoView2D ()
	constructor

SbString	getViewerId () const
	returns the viewer id of this viewer

View2DSliceList *	getSliceList ()
	returns the slicelist that is used to manage the slices

SbVec2f	getSliceSize ()
	get slice size x/y in millimeters (used by SoOrthoView2D)

SoAction *	getAction ()
	get pointer to current action.

void	GLRender (SoGLRenderAction *action) override
	reimplemented Inventor method which renders the slices

void	updateSliceListOnImageChange ()
	update the slice list if the image has changed

void	updateLayout (int viewportX, int viewportY, int viewportWidth, int viewportHeight, bool is3D=false)
	Update layout for given viewport size.

void	handleEvent (SoHandleEventAction *action) override
	handle the mouse and keyboard events and send them to extensions

bool	handleKeyboardEvent (int nKey, bool shift, bool alt, bool ctrl)
	handle standard key, returns true if handles

void	computeBBox (SoAction *action, SbBox3f &box, SbVec3f &center) override
	when rendering in 3D, calculate the bounding box of the drawn slice(s)

void	generatePrimitives (SoAction *action) override
	used for 3D picking

void	rayPick (SoRayPickAction *action) override
	implements 3D picking

bool	getEventLocation (SoHandleEventAction *action, bool &hit, float &dx, float &dy, SbVec3f &voxelHit, int &sliceID)
	get event location of the event contained in action, returns if the image is hit, the device location and the voxel position (extracted from handleEvent).

void	setSliceInitFunc (SliceInitFunc fn, void *user)
	Set slice position initialization callback The callback function set by this method is called when the input image changes.

SliceInitFunc	getSliceInitFunc (void)
	Get slice position initialization callback.

int	getCurrentCenterSlice ()
	returns the central of all currently visible slices (e.g. startSlice, if numSlices is 1)

void	adjustSliceOriginToCenter (float newSliceZoom)
	sets the new sliceZoom value and adjusts the sliceOrigin to zoom to the center of the ROI

void	translateInnerSlice (float x, float y)
	translates the inner slice x/y pixel on the screen

void	getStatusString (SbString &string)
	access status string

ml::LUTFunction *	getDefaultLut ()
	get the default lut object (just a relative ramp from 0 to 1)

ml::LUTFunction *	getLutFromScene (SoAction *action)
	get the lut from the scene (default ramp if no lut is set)

bool	updateLutData (ml::LUTFunction lut, View2DLut data, SoSFMLImage *img, View2DLutPrecision precision)
	renders the lut data from the lut function according to the image data (lut may be NULL, SoView2D will then use a default ramp) returns if the lut could be rendered or if the rendering failed.

void	startCineMode ()
	start the cine mode

void	stopCineMode ()
	stop the cine mode

SbVec2f	getSingleSliceSize (int windowX, int windowY)
	get the size of a single slice in the window area (this can be used to align annotation font size across several SoView2Ds)

int	getMaxStartSlice ()
	returns the highest sensible value for startSlice

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

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

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

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

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

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

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

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

virtual	~SoInteractionProvider ()

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

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

static View2DFont *	globalFont ()
	get the global font used for annotations etc.

static View2DFont *	globalFont (int)
	DEPRECATED: cache context id is no longer needed.

static View2DFont &	globalFontRef ()
	Always return an existing font singleton as from globalFont(); used for annotations etc.

static std::string	getDICOMTagValue (SoSFMLImage *image, const std::string &dicomTagName)
	Returns the value of a DICOM tag with the given name as a string, or an empty string if the tag was not found in the given image.

static SoInteractionProvider *	getInteractionProvider (SoNode *node)
	static method to register with SoInteractionProvider for this class

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

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

Public Attributes
SoSFTrigger	renderingDone
	output field is triggered from the inside when all rendering is done.


SoSFString	instanceName
	Fields.

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

SoSFMLImage	image
	input ML image

SoSFBool	drawImageData
	if set to false, only the extensions of the SoView2D are drawn, not the images

SoSFString	viewerId
	id string, needs to be unique in a network if used

SoSFEnum	blendMode
	blend mode for rendering

SoSFEnum	filterMode
	filter mode for rendering

SoSFEnum	cacheMode
	caching of slices

SoSFFloat	alphaFactor
	alpha factor for rendering

SoSFColor	baseColor
	base color in which the slices are drawn

SoSFBool	useShaders
	if enabled, the SoView2D tries to emulate a hardware lut by using hardware shaders, only works on hardware that supports shaders and is ignored otherwise

SoSFBool	applyLut
	select if the View2d should apply the scene LUT to the slice data (default is true)

SoSFEnum	lutPrecision
	defines the precision of the LUT

SoSFInt32	startSlice
	current start slice

SoSFInt32	sliceStep
	step to next rendered slice

SoSFInt32	numSlices
	number of slices that are rendered

SoSFInt32	numXSlices
	number of slices that are rendered in X

SoSFInt32	maxSlice
	the maximum slice number, read from the `image`, used to restrict `startSlice`

SoSFBool	keepSlicesInView
	if this is set, the slices are prevented from leaving the visible area.

SoSFInt32	timePoint
	the timepoint the viewers is currently showing

SoSFInt32	maxTimePoint
	the maximum timepoint, read from the `image`, used to restrict `timePoint`

SoSFInt32	userIndex
	the user index the viewers is currently showing

SoSFInt32	maxUserIndex
	the maximum user index, read from the `image`, used to restrict `userIndex`

SoSFInt32	slab
	the slab that is rendered (1=only one slice)

SoSFBool	unzoomOnImageChange
	If enabled, the module unzooms automatically on an input image change.

SoSFTrigger	forceImageUpdate
	Forces an immediate update of all fields that depend on the input image.

SoSFVec2f	margin
	margin to the border of the viewer

SoSFVec2f	spacing
	spacing between slices

SoSFPlane	plane
	plane representing the slice in world coordinates

SoSFVec2f	lowerLeft
	restrict the rendering to a subpart of the viewer, in normalized coordinated

SoSFVec2f	upperRight
	restrict the rendering to a subpart of the viewer, in normalized coordinated

SoSFBool	snapToCenter
	if set, the viewer snaps to center of image on each input image change

SoSFBool	standardKeys
	enable the keypad and 0-9 keys

SoSFBool	standardKeysNumbers
	enable number keys 0-9, depends on standardKeys being enabled

SoSFBool	standardKeysNeedValidPosition
	set if the keys work anywhere or only if pressed with mouse inside of a slice (needed for SoOrthoView2D)

SoSFBool	passHandledFlagToInventor
	Set this true if following inventor nodes should not react to events that have been handled by a SoView2DExtension Depricated name: updateInventorEvent;.

SoSFBool	reverseExtensionDrawingOrder
	Reverse drawing order of extensions.

SoSFVec2f	sliceOrigin
	the internal origin of the slice in voxels (for shifting inside of the view)

SoSFFloat	sliceZoom
	the internal zoom of the slice (for zooming inside if the view)

SoSFFloat	sliceZoomSynchronized
	same as sliceZoom, except that changes to this member update the slice origin so that the viewing center remains in the center of the viewer

SoSFVec2f	zoomCenter
	center of zoom/scale operation in normalized coordinates

SoSFVec3f	viewingCenter
	world position of the current center of the viewer

SoSFBool	enableViewingCenter
	If enabled, the viewing center is activated for reading and writing.

SoSFFloat	minSliceZoomKeyboard
	minimum slice zoom for keyboard modifications (always clamped by MIN_MIN_SLICE_ZOOM and 1.0)

SoSFTrigger	unzoom
	sets sliceOrigin to (0,0) and sliceZoom to 1.0

SoSFEnum	sliceAlignX
	align the image inside of the slice if there is space left, default is VIEW2D_ALIGN_CENTER

SoSFEnum	sliceAlignY
	align the image inside of the slice if there is space left, default is VIEW2D_ALIGN_CENTER

SoSFEnum	zoomMode
	zoom mode that defines mapping to the viewer area

SoSFFloat	zoomModeParameter
	zoom mode parameter, depends on `zoomMode` what its value means

SoSFBool	invertKeyPanningDirections
	invert panning by keyboard

SoSFBool	invertKeySlicingDirection
	invert slicing by keyboard

SoSFBool	wrapAroundTimePointScrolling
	wrap-around timepoint scrolling

SoSFBool	overrideAspectRatio
	set if the aspect ratio should be overwritten by user aspect ratio

SoSFFloat	overrideAspectRatioValue
	user defined aspect ratio, is only used if `overrideAspectRatio` is set to true

SoSFColor	backgroundColor
	fill slice background with given color

SoSFFloat	backgroundAlphaFactor
	background alpha factor (0=background invisible)

SoSFBool	clipBackgroundToImage
	clip background to image rect

SoSFBool	handle2DEvents
	handle events when rendering in 2D

SoSFBool	handle3DEvents
	handle events when rendering in 3D

SoSFBool	useManagedInteraction
	prefer to use managed interaction instead of classical event handling if a SoView2DExtension provides it

SoSFBool	enableZBuffer
	use Z buffer in 3D rendering

SoSFBool	enableZWrite
	write Z buffer in 3D rendering

SoSFFloat	devicePixelSize
	size of a pixel in mm when rendering in 3D


SoSFTrigger	startCine
	Cinemode fields.

SoSFTrigger	stopCine
	stop the cine mode

SoSFInt32	cineCenterT
	center of timepoint cine

SoSFInt32	cineIntervalT
	interval of timepoint cine

SoSFInt32	cineCenterZ
	center of z cine

SoSFInt32	cineIntervalZ
	interval of z cine

SoSFEnum	cineMode
	mode of the Cinemode (Z,T,ZT)

SoSFEnum	cineDirection
	direction of Cinemode

SoSFEnum	cineRepeat
	flag to indicated if loop or ping-pong is used

SoSFFloat	cineSpeed
	speed of cine mode (in seconds), minimum cine speed is fixed to one repaint per image

SoSFBool	cineFullRangeZ
	flag if the full z range or the z interval is used

SoSFBool	cineFullRangeT
	flag if the full time range or the time interval is used

SoSFBool	cineAlwaysReset
	Always reset to start slice/time point and forward direction on start press (start with current position and direction otherwise)

SoSFBool	cineModeActive
	read-only flag indicating whether cine mode is active or not


SoSFTrigger	deleteSelected
	Interaction fields for extensions.

SoSFTrigger	edit
	set the extensions into edit mode

SoSFString	status
	status of current extension

SoSFString	seriesInstanceUID
	the DICOM seriesInstanceUID of the image currently displayed

SoSFString	frameOfReferenceUID
	the DICOM frameOfReferenceUID of the image currently displayed.

SoSFBool	deletingEnabled
	enable/disable delete-events for SoView2D-Extensions

Protected Member Functions
	~SoView2D () override
	destructor

void	updateKeyboardActionEnabledStateCB (SoField *)
	update enabled state of the keyboard actions

void	updateKeyboardActionEnabledState ()

void	forceImageUpdateChangedCB (SoField *field=nullptr)

SbBool	isMouseButtonPressed (int i)
	returns if given mousebutton (0-2) is currently pressed this is handles by the View2D, since Inventor only sends down individual MouseButtonPressed events and doesn't keep this state information

bool	isDeviceCoordInViewerArea (float dx, float dy, const SbVec2s &viewportSize) const
	Returns if the event of the given action is located over the viewer area for a given viewportSize The coordinate must be relative to the current viewport origin.

void	imageChangedCB (SoField *)
	callback that calls imageChanged();

void	imageChanged ()
	React on image changed.

void	sliceUnzoomCB (SoField *)
	callback that calls sliceUnzoomAction();

void	sliceUnzoomAction (void)
	Reset slice zoom and translation.

void	updateViewingCenterAndPlaneCB (SoField *)
	callback which forwards to updateViewingCenterAndPlane()

void	updateViewingCenterAndPlane ()
	update viewing center from sliceOrigin and sliceNumber

void	enableViewingCenterChangedCB (SoField *)
	enable / disable viewing center usage.

void	viewingCenterChangedCB (SoField *)
	callback which forwards to viewingCenterChanged()

void	viewingCenterChanged ()
	sets slice origins of all viewers according to current viewing center if synchronizePanning is on

void	updateSliceRepresentingPlane (const SbVec3f &worldCenter)

void	sliceZoomChangedCB (SoField *)
	callback which forwards to sliceToomChanged

void	sliceZoomChanged ()
	updates the member sliceZoomSynchronized

void	sliceZoomSynchronizedChangedCB (SoField *)
	callback which forwards to sliceZoomSynchronizedChanged

void	sliceZoomSynchronizedChanged ()
	updates the sliceZoom and corrects the slice origin, so that the viewing center of the slice remains in thew center of the view

void	keepSlicesInViewCB (SoField *)
	if keepSlicesInView is activated, set startSlice to a permitted value

int	setStartSlice (int slice, bool keepInView=false, bool noCB=false)
	set start slice, but obey possible restrictions (returns effective value) if keepInView is set, the slice will be restricted to the visible range if noCB is set, the field sensor is temporarily disabled when changing the value

void	minSliceZoomKeyboardCB (SoField *)
	callback for minimum slice zoom modification that performs clamping to value range

void	startCineModeCB (SoField *)
	callback that calls startCineMode();

void	stopCineModeCB (SoField *)
	callback that calls stopCineMode();

void	cineParametersChangedCB (SoField *)
	callback that calls updateCineParameters()

void	updateCineParameters ()
	updates the cine parameters to the current field values

void	deleteSelectedObjectCB (SoField *)
	callback that calls deleteSelectedObjectAction();

void	deleteSelectedObjectAction ()
	delete the selected object

void	editObjectsCB (SoField *)
	callback that calls deleteSelectedObjectAction();

void	editObjectsAction ()
	switch extensions to edit mode

void	handleScheduledActions (const SoNodeList *primitives)
	handle the actions given by deleteSelectedObject and editObjects

void	getLutFromScene (SoAction action, View2DLut data)
	render the lut into the given lut data object

void	layoutSlices (int wx, int wy)
	layout slices inside of the window area

void	updateLayoutAndDraw (int originX, int originY, int width, int height, bool updateLayoutOnly, SoNodeList *primitives=nullptr, int sharedCacheContext=-1, bool is3D=false, bool reverse=false)
	update layout and draw in 2D or 3D

bool	checkValid ()
	checks if image, start slice, timepoint, and user index are valid

void	updateHighColorDepthFlag ()
	Checks if the current GL context has a bigger bit depth than 8 per channel and if so upgrades the flag to true.


void	objRef () override
	Overriding SoInteractionProvider methods:

void	objUnref () override

std::string	getID () const override
	Returns the id string for identifying the provider (and its actions)

Protected Member Functions inherited from SoInteractionOwner
virtual void	pointerPosition (const SoPointerPosition &)
	Override this if you always need to be informed of the current mouse cursor position.

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

bool	hasInteractions () const
	Returns whether there are any actions defined by this owner.

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

void	addPointingAction (SoPointingAction *)

void	addCommandAction (SoCommandAction *)

void	addOffsetAction (SoOffsetAction *)

Protected Attributes
SoAction *	_action
	pointer to current action

View2DSliceList *	_sliceList
	the internal slice list which stores and handles rendered slices

View2DLut *	_lutData
	the currently allocated lut data

View2DCine *	_cine

SbBool	_mouseButton [3]
	state of the mouse buttons (kept up-to-date with the handleEvent method)

SoFieldSensor *	_viewingCenterSensor
	sensor for start slice

SoFieldSensor *	_startSliceSensor
	sensor for start slice

SoFieldSensor *	_sliceZoomSynchronizedSensor

SoFieldSensor *	_sliceOriginSensor
	sensor for slice origin

bool	_editObjectsScheduled
	flag if edit mode on extensions should be activated

bool	_deleteSelectedObjectScheduled
	flag if delete of object on extension should be activated

bool	_dragging
	remember if we are during a drag operation

bool	_mouseOverViewer
	remember if the mouse cursor is over the viewer area

SliceInitFunc	_sliceInitFunc
	external slice initialization callback

void *	_sliceInitUser
	user data for _sliceInitFunc

unsigned int	_imageSerialNumber
	last serial number of image

bool	_useHighColorDepth

bool	_allowHighColorDepthUpgrade


MLDataType	_currentLUTImageDataType
	current LUT settings

double	_currentLUTImageMin

double	_currentLUTImageMax

int	_currentLUTImageNumChannels

Static Protected Attributes
static ml::LUTFunction *	_localLut
	an internal lut which is used if there is no lut in the scene

SoInteractionHandler *	_interactionHandler
	Delegate that handles events for the new interaction scheme.

SoInteractionProvider *	_interactionProvider
	Delegate that provides the interaction objects from the SoView2DExtensions.

class	View2DInteractionHandler
	support for new interaction scheme

class	View2DInteractionProvider

Additional Inherited Members
Public Types inherited from SoInteractionProvider
typedef SoInteractionProvider (	GetProviderFunc) (SoNode *)

Detailed Description

SoView2D is a 2D viewer for image data.

It is integrated into OpenInventor and provides event handling and drawing on slices by the use of the SoView2DExtension classes. For a detailed description of its usage, see the html documentation in MeVisLab.

Definition at line 61 of file SoView2D.h.

Constructor & Destructor Documentation

◆ SoView2D()

SoView2D::SoView2D ( )

constructor

◆ ~SoView2D()

SoView2D::~SoView2D ( )

overrideprotected

destructor

Member Function Documentation

◆ adjustSliceOriginToCenter()

void SoView2D::adjustSliceOriginToCenter ( float newSliceZoom )

sets the new sliceZoom value and adjusts the sliceOrigin to zoom to the center of the ROI

◆ checkValid()

bool SoView2D::checkValid ( )

protected

checks if image, start slice, timepoint, and user index are valid

◆ cineParametersChangedCB()

void SoView2D::cineParametersChangedCB ( SoField * )

protected

callback that calls updateCineParameters()

◆ computeBBox()

void SoView2D::computeBBox	(	SoAction *	action,
		SbBox3f &	box,
		SbVec3f &	center )

override

when rendering in 3D, calculate the bounding box of the drawn slice(s)

◆ deleteSelectedObjectAction()

void SoView2D::deleteSelectedObjectAction ( )

protected

delete the selected object

◆ deleteSelectedObjectCB()

void SoView2D::deleteSelectedObjectCB ( SoField * )

protected

callback that calls deleteSelectedObjectAction();

◆ editObjectsAction()

void SoView2D::editObjectsAction ( )

protected

switch extensions to edit mode

◆ editObjectsCB()

void SoView2D::editObjectsCB ( SoField * )

protected

callback that calls deleteSelectedObjectAction();

◆ enableViewingCenterChangedCB()

void SoView2D::enableViewingCenterChangedCB ( SoField * )

protected

enable / disable viewing center usage.

Can only be enabled if alignX and alignY are set to CENTER

◆ forceImageUpdateChangedCB()

void SoView2D::forceImageUpdateChangedCB ( SoField * field = nullptr )

protected

◆ generatePrimitives()

void SoView2D::generatePrimitives ( SoAction * action )

override

used for 3D picking

◆ getAction()

SoAction * SoView2D::getAction ( )

inline

get pointer to current action.

If there is no current action the function returns NULL. May be used to access the Open Inventor state.

Definition at line 311 of file SoView2D.h.

◆ getCurrentCenterSlice()

int SoView2D::getCurrentCenterSlice ( )

returns the central of all currently visible slices (e.g. startSlice, if numSlices is 1)

◆ getDefaultLut()

ml::LUTFunction * SoView2D::getDefaultLut ( )

inline

get the default lut object (just a relative ramp from 0 to 1)

Definition at line 384 of file SoView2D.h.

◆ getDICOMTagValue()

static std::string SoView2D::getDICOMTagValue	(	SoSFMLImage *	image,
		const std::string &	dicomTagName )

static

Returns the value of a DICOM tag with the given name as a string, or an empty string if the tag was not found in the given image.

◆ getEventLocation()

bool SoView2D::getEventLocation	(	SoHandleEventAction *	action,
		bool &	hit,
		float &	dx,
		float &	dy,
		SbVec3f &	voxelHit,
		int &	sliceID )

get event location of the event contained in action, returns if the image is hit, the device location and the voxel position (extracted from handleEvent).

If sliceID is set to NO_SLICE_ID, it will be set to the index of the slice that was hit by this test. If sliceID is any other value, it is taken to be the index of a slice and the test is only performed on this slice. This is used to grab the mouse for this slice at a mouse press.

◆ getID()

std::string SoView2D::getID ( ) const

overrideprotectedvirtual

Returns the id string for identifying the provider (and its actions)

Reimplemented from SoInteractionOwner.

◆ getInteractionProvider()

static SoInteractionProvider * SoView2D::getInteractionProvider ( SoNode * node )

static

static method to register with SoInteractionProvider for this class

◆ getLutFromScene() [1/2]

ml::LUTFunction * SoView2D::getLutFromScene ( SoAction * action )

get the lut from the scene (default ramp if no lut is set)

◆ getLutFromScene() [2/2]

void SoView2D::getLutFromScene	(	SoAction *	action,
		View2DLut *	data )

protected

render the lut into the given lut data object

◆ getMaxStartSlice()

int SoView2D::getMaxStartSlice ( )

returns the highest sensible value for startSlice

◆ getSingleSliceSize()

SbVec2f SoView2D::getSingleSliceSize	(	int	windowX,
		int	windowY )

get the size of a single slice in the window area (this can be used to align annotation font size across several SoView2Ds)

◆ getSliceInitFunc()

SliceInitFunc SoView2D::getSliceInitFunc ( void )

inline

Get slice position initialization callback.

Definition at line 368 of file SoView2D.h.

◆ getSliceList()

View2DSliceList * SoView2D::getSliceList ( )

returns the slicelist that is used to manage the slices

◆ getSliceSize()

SbVec2f SoView2D::getSliceSize ( )

get slice size x/y in millimeters (used by SoOrthoView2D)

◆ getStatusString()

void SoView2D::getStatusString ( SbString & string )

access status string

◆ getViewerId()

SbString SoView2D::getViewerId ( ) const

inline

returns the viewer id of this viewer

Definition at line 302 of file SoView2D.h.

◆ globalFont() [1/2]

static View2DFont * SoView2D::globalFont ( )

static

get the global font used for annotations etc.

(only call this within a valid GL context!) (This just forwards the call to View2DFont::globalFont())

◆ globalFont() [2/2]

static View2DFont * SoView2D::globalFont ( int )

inlinestatic

DEPRECATED: cache context id is no longer needed.

Definition at line 351 of file SoView2D.h.

References globalFont().

Referenced by globalFont().

◆ globalFontRef()

static View2DFont & SoView2D::globalFontRef ( )

static

Always return an existing font singleton as from globalFont(); used for annotations etc.

To be called only from within a valid GL context!

◆ GLRender()

void SoView2D::GLRender ( SoGLRenderAction * action )

override

reimplemented Inventor method which renders the slices

◆ handleEvent()

void SoView2D::handleEvent ( SoHandleEventAction * action )

override

handle the mouse and keyboard events and send them to extensions

◆ handleKeyboardEvent()

bool SoView2D::handleKeyboardEvent	(	int	nKey,
		bool	shift,
		bool	alt,
		bool	ctrl )

handle standard key, returns true if handles

◆ handleScheduledActions()

void SoView2D::handleScheduledActions ( const SoNodeList * primitives )

protected

handle the actions given by deleteSelectedObject and editObjects

◆ imageChanged()

void SoView2D::imageChanged ( )

protected

React on image changed.

◆ imageChangedCB()

void SoView2D::imageChangedCB ( SoField * )

protected

callback that calls imageChanged();

◆ initClass()

static void SoView2D::initClass ( )

static

inventor runtime type system

◆ isDeviceCoordInViewerArea()

bool SoView2D::isDeviceCoordInViewerArea	(	float	dx,
		float	dy,
		const SbVec2s &	viewportSize ) const

protected

Returns if the event of the given action is located over the viewer area for a given viewportSize The coordinate must be relative to the current viewport origin.

◆ isMouseButtonPressed()

SbBool SoView2D::isMouseButtonPressed ( int i )

protected

returns if given mousebutton (0-2) is currently pressed this is handles by the View2D, since Inventor only sends down individual MouseButtonPressed events and doesn't keep this state information

◆ keepSlicesInViewCB()

void SoView2D::keepSlicesInViewCB ( SoField * )

protected

if keepSlicesInView is activated, set startSlice to a permitted value

◆ layoutSlices()

void SoView2D::layoutSlices	(	int	wx,
		int	wy )

protected

layout slices inside of the window area

◆ minSliceZoomKeyboardCB()

void SoView2D::minSliceZoomKeyboardCB ( SoField * )

protected

callback for minimum slice zoom modification that performs clamping to value range

◆ objRef()

void SoView2D::objRef ( )

inlineoverrideprotectedvirtual

Overriding SoInteractionProvider methods:

Memory management by reference counting for SoInteractionProvider

Implements SoInteractionOwner.

Definition at line 422 of file SoView2D.h.

◆ objUnref()

void SoView2D::objUnref ( )

inlineoverrideprotectedvirtual

Implements SoInteractionOwner.

Definition at line 423 of file SoView2D.h.

◆ rayPick()

void SoView2D::rayPick ( SoRayPickAction * action )

override

implements 3D picking

◆ setSliceInitFunc()

void SoView2D::setSliceInitFunc	(	SliceInitFunc	fn,
		void *	user )

inline

Set slice position initialization callback The callback function set by this method is called when the input image changes.

If the callback return value is >= 0, it determines the initial slice position, otherwise it is ignored. At the time the callback is executed, most of the View2D's properties are not initialized, so the View2D* pointer passed to the callback should be used for object identification only.

Definition at line 364 of file SoView2D.h.

References mlrange_cast().

◆ setStartSlice()

int SoView2D::setStartSlice	(	int	slice,
		bool	keepInView = false,
		bool	noCB = false )

protected

set start slice, but obey possible restrictions (returns effective value) if keepInView is set, the slice will be restricted to the visible range if noCB is set, the field sensor is temporarily disabled when changing the value

◆ sliceUnzoomAction()

void SoView2D::sliceUnzoomAction ( void )

protected

Reset slice zoom and translation.

◆ sliceUnzoomCB()

void SoView2D::sliceUnzoomCB ( SoField * )

protected

callback that calls sliceUnzoomAction();

◆ sliceZoomChanged()

void SoView2D::sliceZoomChanged ( )

protected

updates the member sliceZoomSynchronized

◆ sliceZoomChangedCB()

void SoView2D::sliceZoomChangedCB ( SoField * )

protected

callback which forwards to sliceToomChanged

◆ sliceZoomSynchronizedChanged()

void SoView2D::sliceZoomSynchronizedChanged ( )

protected

updates the sliceZoom and corrects the slice origin, so that the viewing center of the slice remains in thew center of the view

◆ sliceZoomSynchronizedChangedCB()

void SoView2D::sliceZoomSynchronizedChangedCB ( SoField * )

protected

callback which forwards to sliceZoomSynchronizedChanged

◆ startCineMode()

void SoView2D::startCineMode ( )

start the cine mode

◆ startCineModeCB()

void SoView2D::startCineModeCB ( SoField * )

protected

callback that calls startCineMode();

◆ stopCineMode()

void SoView2D::stopCineMode ( )

stop the cine mode

◆ stopCineModeCB()

void SoView2D::stopCineModeCB ( SoField * )

protected

callback that calls stopCineMode();

◆ translateInnerSlice()

void SoView2D::translateInnerSlice	(	float	x,
		float	y )

translates the inner slice x/y pixel on the screen

◆ updateCineParameters()

void SoView2D::updateCineParameters ( )

protected

updates the cine parameters to the current field values

◆ updateHighColorDepthFlag()

void SoView2D::updateHighColorDepthFlag ( )

protected

Checks if the current GL context has a bigger bit depth than 8 per channel and if so upgrades the flag to true.

REQUIRES VALID GL CONTEXT

◆ updateKeyboardActionEnabledState()

void SoView2D::updateKeyboardActionEnabledState ( )

protected

◆ updateKeyboardActionEnabledStateCB()

void SoView2D::updateKeyboardActionEnabledStateCB ( SoField * )

protected

update enabled state of the keyboard actions

◆ updateLayout()

void SoView2D::updateLayout	(	int	viewportX,
		int	viewportY,
		int	viewportWidth,
		int	viewportHeight,
		bool	is3D = false )

Update layout for given viewport size.

◆ updateLayoutAndDraw()

void SoView2D::updateLayoutAndDraw	(	int	originX,
		int	originY,
		int	width,
		int	height,
		bool	updateLayoutOnly,
		SoNodeList *	primitives = nullptr,
		int	sharedCacheContext = -1,
		bool	is3D = false,
		bool	reverse = false )

protected

update layout and draw in 2D or 3D

◆ updateLutData()

bool SoView2D::updateLutData	(	ml::LUTFunction *	lut,
		View2DLut *	data,
		SoSFMLImage *	img,
		View2DLutPrecision	precision )

renders the lut data from the lut function according to the image data (lut may be NULL, SoView2D will then use a default ramp) returns if the lut could be rendered or if the rendering failed.

When the rendering fails, you can always call with lut==NULL and will get a correct default ramp)

◆ updateSliceListOnImageChange()

void SoView2D::updateSliceListOnImageChange ( )

update the slice list if the image has changed

◆ updateSliceRepresentingPlane()

void SoView2D::updateSliceRepresentingPlane ( const SbVec3f & worldCenter )

protected

◆ updateViewingCenterAndPlane()

void SoView2D::updateViewingCenterAndPlane ( )

protected

update viewing center from sliceOrigin and sliceNumber

◆ updateViewingCenterAndPlaneCB()

void SoView2D::updateViewingCenterAndPlaneCB ( SoField * )

protected

callback which forwards to updateViewingCenterAndPlane()

◆ viewingCenterChanged()

void SoView2D::viewingCenterChanged ( )

protected

sets slice origins of all viewers according to current viewing center if synchronizePanning is on

◆ viewingCenterChangedCB()

void SoView2D::viewingCenterChangedCB ( SoField * )

protected

callback which forwards to viewingCenterChanged()

Friends And Related Symbol Documentation

◆ View2DInteractionHandler

friend class View2DInteractionHandler

friend

support for new interaction scheme

Definition at line 579 of file SoView2D.h.

◆ View2DInteractionProvider

friend class View2DInteractionProvider

friend

Definition at line 580 of file SoView2D.h.

Member Data Documentation

◆ _action

SoAction* SoView2D::_action

protected

pointer to current action

Definition at line 528 of file SoView2D.h.

◆ _allowHighColorDepthUpgrade

bool SoView2D::_allowHighColorDepthUpgrade

protected

Definition at line 594 of file SoView2D.h.

◆ _cine

View2DCine* SoView2D::_cine

protected

Definition at line 544 of file SoView2D.h.

◆ _currentLUTImageDataType

MLDataType SoView2D::_currentLUTImageDataType

protected

current LUT settings

Definition at line 538 of file SoView2D.h.

◆ _currentLUTImageMax

double SoView2D::_currentLUTImageMax

protected

Definition at line 540 of file SoView2D.h.

◆ _currentLUTImageMin

double SoView2D::_currentLUTImageMin

protected

Definition at line 539 of file SoView2D.h.

◆ _currentLUTImageNumChannels

int SoView2D::_currentLUTImageNumChannels

protected

Definition at line 541 of file SoView2D.h.

◆ _deleteSelectedObjectScheduled

bool SoView2D::_deleteSelectedObjectScheduled

protected

flag if delete of object on extension should be activated

Definition at line 563 of file SoView2D.h.

◆ _dragging

bool SoView2D::_dragging

protected

remember if we are during a drag operation

Definition at line 566 of file SoView2D.h.

◆ _editObjectsScheduled

bool SoView2D::_editObjectsScheduled

protected

flag if edit mode on extensions should be activated

Definition at line 561 of file SoView2D.h.

◆ _imageSerialNumber

unsigned int SoView2D::_imageSerialNumber

protected

last serial number of image

Definition at line 576 of file SoView2D.h.

◆ _interactionHandler

SoInteractionHandler* SoView2D::_interactionHandler

protected

Delegate that handles events for the new interaction scheme.

Definition at line 583 of file SoView2D.h.

◆ _interactionProvider

SoInteractionProvider* SoView2D::_interactionProvider

protected

Delegate that provides the interaction objects from the SoView2DExtensions.

Definition at line 585 of file SoView2D.h.

◆ _localLut

ml::LUTFunction* SoView2D::_localLut

staticprotected

an internal lut which is used if there is no lut in the scene

Definition at line 533 of file SoView2D.h.

◆ _lutData

View2DLut* SoView2D::_lutData

protected

the currently allocated lut data

Definition at line 535 of file SoView2D.h.

◆ _mouseButton

SbBool SoView2D::_mouseButton[3]

protected

state of the mouse buttons (kept up-to-date with the handleEvent method)

Definition at line 547 of file SoView2D.h.

◆ _mouseOverViewer

bool SoView2D::_mouseOverViewer

protected

remember if the mouse cursor is over the viewer area

Definition at line 568 of file SoView2D.h.

◆ _sliceInitFunc

SliceInitFunc SoView2D::_sliceInitFunc

protected

external slice initialization callback

Definition at line 571 of file SoView2D.h.

◆ _sliceInitUser

void* SoView2D::_sliceInitUser

protected

user data for _sliceInitFunc

Definition at line 573 of file SoView2D.h.

◆ _sliceList

View2DSliceList* SoView2D::_sliceList

protected

the internal slice list which stores and handles rendered slices

Definition at line 531 of file SoView2D.h.

◆ _sliceOriginSensor

SoFieldSensor* SoView2D::_sliceOriginSensor

protected

sensor for slice origin

Definition at line 558 of file SoView2D.h.

◆ _sliceZoomSynchronizedSensor

SoFieldSensor* SoView2D::_sliceZoomSynchronizedSensor

protected

Definition at line 555 of file SoView2D.h.

◆ _startSliceSensor

SoFieldSensor* SoView2D::_startSliceSensor

protected

sensor for start slice

Definition at line 553 of file SoView2D.h.

◆ _useHighColorDepth

bool SoView2D::_useHighColorDepth

protected

Definition at line 593 of file SoView2D.h.

◆ _viewingCenterSensor

SoFieldSensor* SoView2D::_viewingCenterSensor

protected

sensor for start slice

Definition at line 550 of file SoView2D.h.

◆ alphaFactor

SoSFFloat SoView2D::alphaFactor

alpha factor for rendering

Definition at line 91 of file SoView2D.h.

◆ applyLut

SoSFBool SoView2D::applyLut

select if the View2d should apply the scene LUT to the slice data (default is true)

Definition at line 98 of file SoView2D.h.

◆ backgroundAlphaFactor

SoSFFloat SoView2D::backgroundAlphaFactor

background alpha factor (0=background invisible)

Definition at line 209 of file SoView2D.h.

◆ backgroundColor

SoSFColor SoView2D::backgroundColor

fill slice background with given color

Definition at line 207 of file SoView2D.h.

◆ baseColor

SoSFColor SoView2D::baseColor

base color in which the slices are drawn

Definition at line 93 of file SoView2D.h.

◆ blendMode

SoSFEnum SoView2D::blendMode

blend mode for rendering

Definition at line 85 of file SoView2D.h.

◆ cacheMode

SoSFEnum SoView2D::cacheMode

caching of slices

Definition at line 89 of file SoView2D.h.

◆ cineAlwaysReset

SoSFBool SoView2D::cineAlwaysReset

Always reset to start slice/time point and forward direction on start press (start with current position and direction otherwise)

Definition at line 264 of file SoView2D.h.

◆ cineCenterT

SoSFInt32 SoView2D::cineCenterT

center of timepoint cine

Definition at line 241 of file SoView2D.h.

◆ cineCenterZ

SoSFInt32 SoView2D::cineCenterZ

center of z cine

Definition at line 245 of file SoView2D.h.

◆ cineDirection

SoSFEnum SoView2D::cineDirection

direction of Cinemode

Definition at line 251 of file SoView2D.h.

◆ cineFullRangeT

SoSFBool SoView2D::cineFullRangeT

flag if the full time range or the time interval is used

Definition at line 260 of file SoView2D.h.

◆ cineFullRangeZ

SoSFBool SoView2D::cineFullRangeZ

flag if the full z range or the z interval is used

Definition at line 258 of file SoView2D.h.

◆ cineIntervalT

SoSFInt32 SoView2D::cineIntervalT

interval of timepoint cine

Definition at line 243 of file SoView2D.h.

◆ cineIntervalZ

SoSFInt32 SoView2D::cineIntervalZ

interval of z cine

Definition at line 247 of file SoView2D.h.

◆ cineMode

SoSFEnum SoView2D::cineMode

mode of the Cinemode (Z,T,ZT)

Definition at line 249 of file SoView2D.h.

◆ cineModeActive

SoSFBool SoView2D::cineModeActive

read-only flag indicating whether cine mode is active or not

Definition at line 267 of file SoView2D.h.

◆ cineRepeat

SoSFEnum SoView2D::cineRepeat

flag to indicated if loop or ping-pong is used

Definition at line 253 of file SoView2D.h.

◆ cineSpeed

SoSFFloat SoView2D::cineSpeed

speed of cine mode (in seconds), minimum cine speed is fixed to one repaint per image

Definition at line 255 of file SoView2D.h.

◆ clipBackgroundToImage

SoSFBool SoView2D::clipBackgroundToImage

clip background to image rect

Definition at line 212 of file SoView2D.h.

◆ deleteSelected

SoSFTrigger SoView2D::deleteSelected

Interaction fields for extensions.

delete current object in active SoView2DExtension

Definition at line 275 of file SoView2D.h.

◆ deletingEnabled

SoSFBool SoView2D::deletingEnabled

enable/disable delete-events for SoView2D-Extensions

Definition at line 288 of file SoView2D.h.

◆ devicePixelSize

SoSFFloat SoView2D::devicePixelSize

size of a pixel in mm when rendering in 3D

Definition at line 230 of file SoView2D.h.

◆ drawImageData

SoSFBool SoView2D::drawImageData

if set to false, only the extensions of the SoView2D are drawn, not the images

Definition at line 79 of file SoView2D.h.

◆ edit

SoSFTrigger SoView2D::edit

set the extensions into edit mode

Definition at line 277 of file SoView2D.h.

◆ enableViewingCenter

SoSFBool SoView2D::enableViewingCenter

If enabled, the viewing center is activated for reading and writing.

Definition at line 175 of file SoView2D.h.

◆ enableZBuffer

SoSFBool SoView2D::enableZBuffer

use Z buffer in 3D rendering

Definition at line 224 of file SoView2D.h.

◆ enableZWrite

SoSFBool SoView2D::enableZWrite

write Z buffer in 3D rendering

Definition at line 227 of file SoView2D.h.

◆ filterMode

SoSFEnum SoView2D::filterMode

filter mode for rendering

Definition at line 87 of file SoView2D.h.

◆ forceImageUpdate

SoSFTrigger SoView2D::forceImageUpdate

Forces an immediate update of all fields that depend on the input image.

Definition at line 129 of file SoView2D.h.

◆ frameOfReferenceUID

SoSFString SoView2D::frameOfReferenceUID

the DICOM frameOfReferenceUID of the image currently displayed.

Definition at line 285 of file SoView2D.h.

◆ handle2DEvents

SoSFBool SoView2D::handle2DEvents

handle events when rendering in 2D

Definition at line 215 of file SoView2D.h.

◆ handle3DEvents

SoSFBool SoView2D::handle3DEvents

handle events when rendering in 3D

Definition at line 218 of file SoView2D.h.

◆ image

SoSFMLImage SoView2D::image

input ML image

Definition at line 76 of file SoView2D.h.

◆ instanceName

SoSFString SoView2D::instanceName

Fields.

Defines interface field to store the instance name.

Definition at line 70 of file SoView2D.h.

◆ interactionProviderID

SoSFString SoView2D::interactionProviderID

This field overrides the instanceName as providerID if specified.

Definition at line 73 of file SoView2D.h.

◆ invertKeyPanningDirections

SoSFBool SoView2D::invertKeyPanningDirections

invert panning by keyboard

Definition at line 195 of file SoView2D.h.

◆ invertKeySlicingDirection

SoSFBool SoView2D::invertKeySlicingDirection

invert slicing by keyboard

Definition at line 197 of file SoView2D.h.

◆ keepSlicesInView

SoSFBool SoView2D::keepSlicesInView

if this is set, the slices are prevented from leaving the visible area.

This option can interfere with option enableViewingCenter

Definition at line 114 of file SoView2D.h.

◆ lowerLeft

SoSFVec2f SoView2D::lowerLeft

restrict the rendering to a subpart of the viewer, in normalized coordinated

Definition at line 140 of file SoView2D.h.

◆ lutPrecision

SoSFEnum SoView2D::lutPrecision

defines the precision of the LUT

Definition at line 100 of file SoView2D.h.

◆ margin

SoSFVec2f SoView2D::margin

margin to the border of the viewer

Definition at line 132 of file SoView2D.h.

◆ maxSlice

SoSFInt32 SoView2D::maxSlice

the maximum slice number, read from the image, used to restrict startSlice

Definition at line 111 of file SoView2D.h.

◆ maxTimePoint

SoSFInt32 SoView2D::maxTimePoint

the maximum timepoint, read from the image, used to restrict timePoint

Definition at line 118 of file SoView2D.h.

◆ maxUserIndex

SoSFInt32 SoView2D::maxUserIndex

the maximum user index, read from the image, used to restrict userIndex

Definition at line 122 of file SoView2D.h.

◆ minSliceZoomKeyboard

SoSFFloat SoView2D::minSliceZoomKeyboard

minimum slice zoom for keyboard modifications (always clamped by MIN_MIN_SLICE_ZOOM and 1.0)

Definition at line 178 of file SoView2D.h.

◆ numSlices

SoSFInt32 SoView2D::numSlices

number of slices that are rendered

Definition at line 107 of file SoView2D.h.

◆ numXSlices

SoSFInt32 SoView2D::numXSlices

number of slices that are rendered in X

Definition at line 109 of file SoView2D.h.

◆ overrideAspectRatio

SoSFBool SoView2D::overrideAspectRatio

set if the aspect ratio should be overwritten by user aspect ratio

Definition at line 202 of file SoView2D.h.

◆ overrideAspectRatioValue

SoSFFloat SoView2D::overrideAspectRatioValue

user defined aspect ratio, is only used if overrideAspectRatio is set to true

Definition at line 204 of file SoView2D.h.

◆ passHandledFlagToInventor

SoSFBool SoView2D::passHandledFlagToInventor

Set this true if following inventor nodes should not react to events that have been handled by a SoView2DExtension Depricated name: updateInventorEvent;.

Definition at line 157 of file SoView2D.h.

◆ plane

SoSFPlane SoView2D::plane

plane representing the slice in world coordinates

Definition at line 137 of file SoView2D.h.

◆ renderingDone

SoSFTrigger SoView2D::renderingDone

output field is triggered from the inside when all rendering is done.

Definition at line 293 of file SoView2D.h.

◆ reverseExtensionDrawingOrder

SoSFBool SoView2D::reverseExtensionDrawingOrder

Reverse drawing order of extensions.

Definition at line 160 of file SoView2D.h.

◆ seriesInstanceUID

SoSFString SoView2D::seriesInstanceUID

the DICOM seriesInstanceUID of the image currently displayed

Definition at line 283 of file SoView2D.h.

◆ slab

SoSFInt32 SoView2D::slab

the slab that is rendered (1=only one slice)

Definition at line 124 of file SoView2D.h.

◆ sliceAlignX

SoSFEnum SoView2D::sliceAlignX

align the image inside of the slice if there is space left, default is VIEW2D_ALIGN_CENTER

Definition at line 184 of file SoView2D.h.

◆ sliceAlignY

SoSFEnum SoView2D::sliceAlignY

align the image inside of the slice if there is space left, default is VIEW2D_ALIGN_CENTER

Definition at line 186 of file SoView2D.h.

◆ sliceOrigin

SoSFVec2f SoView2D::sliceOrigin

the internal origin of the slice in voxels (for shifting inside of the view)

Definition at line 163 of file SoView2D.h.

◆ sliceStep

SoSFInt32 SoView2D::sliceStep

step to next rendered slice

Definition at line 105 of file SoView2D.h.

◆ sliceZoom

SoSFFloat SoView2D::sliceZoom

the internal zoom of the slice (for zooming inside if the view)

Definition at line 165 of file SoView2D.h.

◆ sliceZoomSynchronized

SoSFFloat SoView2D::sliceZoomSynchronized

same as sliceZoom, except that changes to this member update the slice origin so that the viewing center remains in the center of the viewer

Definition at line 167 of file SoView2D.h.

◆ snapToCenter

SoSFBool SoView2D::snapToCenter

if set, the viewer snaps to center of image on each input image change

Definition at line 145 of file SoView2D.h.

◆ spacing

SoSFVec2f SoView2D::spacing

spacing between slices

Definition at line 134 of file SoView2D.h.

◆ standardKeys

SoSFBool SoView2D::standardKeys

enable the keypad and 0-9 keys

Definition at line 148 of file SoView2D.h.

◆ standardKeysNeedValidPosition

SoSFBool SoView2D::standardKeysNeedValidPosition

set if the keys work anywhere or only if pressed with mouse inside of a slice (needed for SoOrthoView2D)

Definition at line 152 of file SoView2D.h.

◆ standardKeysNumbers

SoSFBool SoView2D::standardKeysNumbers

enable number keys 0-9, depends on standardKeys being enabled

Definition at line 150 of file SoView2D.h.

◆ startCine

SoSFTrigger SoView2D::startCine

Cinemode fields.

start the cine mode

Definition at line 237 of file SoView2D.h.

◆ startSlice

SoSFInt32 SoView2D::startSlice

current start slice

Definition at line 103 of file SoView2D.h.

◆ status

SoSFString SoView2D::status

status of current extension

Definition at line 280 of file SoView2D.h.

◆ stopCine

SoSFTrigger SoView2D::stopCine

stop the cine mode

Definition at line 239 of file SoView2D.h.

◆ timePoint

SoSFInt32 SoView2D::timePoint

the timepoint the viewers is currently showing

Definition at line 116 of file SoView2D.h.

◆ unzoom

SoSFTrigger SoView2D::unzoom

sets sliceOrigin to (0,0) and sliceZoom to 1.0

Definition at line 181 of file SoView2D.h.

◆ unzoomOnImageChange

SoSFBool SoView2D::unzoomOnImageChange

If enabled, the module unzooms automatically on an input image change.

Definition at line 126 of file SoView2D.h.

◆ upperRight

SoSFVec2f SoView2D::upperRight

restrict the rendering to a subpart of the viewer, in normalized coordinated

Definition at line 142 of file SoView2D.h.

◆ useManagedInteraction

SoSFBool SoView2D::useManagedInteraction

prefer to use managed interaction instead of classical event handling if a SoView2DExtension provides it

Definition at line 221 of file SoView2D.h.

◆ userIndex

SoSFInt32 SoView2D::userIndex

the user index the viewers is currently showing

Definition at line 120 of file SoView2D.h.

◆ useShaders

SoSFBool SoView2D::useShaders

if enabled, the SoView2D tries to emulate a hardware lut by using hardware shaders, only works on hardware that supports shaders and is ignored otherwise

Definition at line 96 of file SoView2D.h.

◆ viewerId

SoSFString SoView2D::viewerId

id string, needs to be unique in a network if used

Definition at line 82 of file SoView2D.h.

Referenced by CSODrawView2DInfos::getViewerId().

◆ viewingCenter

SoSFVec3f SoView2D::viewingCenter

world position of the current center of the viewer

Definition at line 172 of file SoView2D.h.

◆ wrapAroundTimePointScrolling

SoSFBool SoView2D::wrapAroundTimePointScrolling

wrap-around timepoint scrolling

Definition at line 199 of file SoView2D.h.

◆ zoomCenter

SoSFVec2f SoView2D::zoomCenter

center of zoom/scale operation in normalized coordinates

Definition at line 169 of file SoView2D.h.

◆ zoomMode

SoSFEnum SoView2D::zoomMode

zoom mode that defines mapping to the viewer area

Definition at line 190 of file SoView2D.h.

◆ zoomModeParameter

SoSFFloat SoView2D::zoomModeParameter

zoom mode parameter, depends on zoomMode what its value means

Definition at line 192 of file SoView2D.h.

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

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

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Static Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ SoView2D()

◆ ~SoView2D()

Member Function Documentation

◆ adjustSliceOriginToCenter()

◆ checkValid()

◆ cineParametersChangedCB()

◆ computeBBox()

◆ deleteSelectedObjectAction()

◆ deleteSelectedObjectCB()

◆ editObjectsAction()

◆ editObjectsCB()

◆ enableViewingCenterChangedCB()

◆ forceImageUpdateChangedCB()

◆ generatePrimitives()

◆ getAction()

◆ getCurrentCenterSlice()

◆ getDefaultLut()

◆ getDICOMTagValue()

◆ getEventLocation()

◆ getID()

◆ getInteractionProvider()

◆ getLutFromScene() [1/2]

◆ getLutFromScene() [2/2]

◆ getMaxStartSlice()

◆ getSingleSliceSize()

◆ getSliceInitFunc()

◆ getSliceList()

◆ getSliceSize()

◆ getStatusString()

◆ getViewerId()

◆ globalFont() [1/2]

◆ globalFont() [2/2]

◆ globalFontRef()

◆ GLRender()

◆ handleEvent()

◆ handleKeyboardEvent()

◆ handleScheduledActions()

◆ imageChanged()

◆ imageChangedCB()

◆ initClass()

◆ isDeviceCoordInViewerArea()

◆ isMouseButtonPressed()

◆ keepSlicesInViewCB()

◆ layoutSlices()

◆ minSliceZoomKeyboardCB()

◆ objRef()

◆ objUnref()

◆ rayPick()

◆ setSliceInitFunc()

◆ setStartSlice()

◆ sliceUnzoomAction()

◆ sliceUnzoomCB()

◆ sliceZoomChanged()

◆ sliceZoomChangedCB()

◆ sliceZoomSynchronizedChanged()

◆ sliceZoomSynchronizedChangedCB()

◆ startCineMode()

◆ startCineModeCB()

◆ stopCineMode()

◆ stopCineModeCB()

◆ translateInnerSlice()

◆ updateCineParameters()

◆ updateHighColorDepthFlag()

◆ updateKeyboardActionEnabledState()

◆ updateKeyboardActionEnabledStateCB()

◆ updateLayout()

◆ updateLayoutAndDraw()

◆ updateLutData()

◆ updateSliceListOnImageChange()

◆ updateSliceRepresentingPlane()

◆ updateViewingCenterAndPlane()