Displays an interactive slider in a 2D view. More...

#include <SoView2DSlider.h>

Inheritance diagram for SoView2DSlider:

Public Types
enum	SLIDER_ORIENTATION { ORIENTATION_HORIZONTAL = 0 , ORIENTATION_VERTICAL = 1 }
	Enumeration of the slider's orientations. More...

enum	SLIDER_HIT_RESULT { HIT_RESULT_NONE = 0 , HIT_RESULT_BEFORE_INDICATOR = 1 , HIT_RESULT_ON_INDICATOR = 2 , HIT_RESULT_BEHIND_INDICATOR = 3 }

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 *)

Public Member Functions
	SoView2DSlider ()
	Constructor.

	~SoView2DSlider () override
	Destructor.

void	draw (View2DSliceList dsl, View2DSlice dslice, int slice) override
	reimplemented from SoView2DExtension

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

bool	ignoreEvent (View2DEvent *ec) override
	Overwrite ignoreEvent -> ignore the "ignoreHandledEvents"-Field.

bool	implementsManagedInteractionAndClassicEventHandling () const override
	This extension does not implement the classic event handling.

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

	SoView2DInteractionExtension ()
	Constructor.

Public Member Functions inherited from SoView2DExtension
	SoView2DExtension ()
	Constructor.

void	init ()
	setup internal state

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

virtual void	startDrawing (View2DSliceList *)

virtual void	endDrawing (View2DSliceList *)

virtual void	overwriteDrawingSettings (SoView2DDrawingSettings &)

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

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

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.

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.

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.

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.

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

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

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

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

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

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

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

virtual bool	isDrawingOn ()
	check if drawing is on

virtual bool	isEditingOn ()
	check if editing is on

virtual bool	isFixZOn ()
	check if z should stay fixed

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

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

bool	isCreateNewMode ()
	check if extension is in createNewMode

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

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

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

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

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

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

virtual bool	evaluateEvent (SoView2D view2d, View2DEvent ec)

bool	wantsMouseOverUpdates () const
	public access to _wantsMouseOverUpdateEvents

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

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

int	getSelectedIgnoreMask ()

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

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

	~SoInteractionProviderNode () override
	Destructor.

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.

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

void	objUnref () override

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

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

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

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

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

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

static void	disableLineStippling (const SoSFEnum &lineStyleField)

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

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

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

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

Static Public Member Functions inherited from SoInteractionProviderNode
static void	initClass ()
	Initializes 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

SoSFFloat	minimumValue

SoSFFloat	maximumValue
	The maximum value.

SoSFFloat	currentValue
	The current value.

SoSFBool	useTracking
	Shall each interaction lead to a value change or shall the value only be changed on finishing the interaction?

SoSFFloat	stepSize
	The step size.

SoSFFloat	snapSize
	The snap size.

SoSFBool	revertDirection
	Shall the indicator be reverted from max to min?

SoSFBool	isMouseOver
	Is the mouse over the slider (not set if an incompatible modifier mask is set)

SoSFBool	isDragging
	Set while the user drags the indicator.

SoSFEnum	orientation
	Defines the orientation.

SoSFFloat	relativeXPosition
	Relative position in x-direction.

SoSFFloat	relativeYPosition
	Relative position in y-direction.

SoSFFloat	relativeLength
	Length of the slider, relative to the viewport's axis of orientation.

SoSFFloat	relativeWidth
	Width of the slider/indicator, relative to the shortest axis.

SoSFColor	indicatorColor
	Color of the indicator.

SoSFFloat	indicatorAlpha
	Alpha value of indicator color.

SoSFColor	sliderColor
	Color of the slider.

SoSFFloat	sliderAlpha
	Alpha value of slider.


SoSFBool	useIndicatorIconFile

SoSFString	indicatorIconFile
	Name of the indicator's icon file.

SoSFBool	useBackgroundIconFile
	Shall the icon file be used for visualizing the slider's background? Otherwise, the background is rendered in OpenGL as a simple filled rectangle.

SoSFString	backgroundIconFile
	Name of the slider's background icon file.

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)

SoSFTrigger	doubleClicked
	the same for the second click in a row

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

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

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

SoSFBool	maskValid
	flag if the event mask is valid.

SoSFFloat	selectionTolerance
	the selection tolerance in pixels

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

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

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

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

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

SoSFEnum	button1
	mouse mask for button1

SoSFEnum	button2
	mouse mask for button2

SoSFEnum	button3
	mouse mask for button3

SoSFEnum	shift
	shift modifier for mouse mask

SoSFEnum	control
	shift control for mouse mask

SoSFEnum	alt
	shift alt for mouse mask

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

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

SoSFBool	createNewMode
	flag if extension is in createNewMode

SoSFTrigger	createNewModeRequest

SoSFBool	clipToSlice
	Flag to clip drawing to slice.

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

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

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

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

Protected Member Functions
int	getHitResult (SoView2D *view2d, const SbVec2f &deviceHitPosition)
	Returns the hit result for the slider.

bool	positionIsInBox (const SbVec2f &position, const SbVec2f &boundingBoxMin, const SbVec2f &boundingBoxMax) const
	Returns whether the given position is in the given bounding box.

void	computeDeviceBoxes (View2DSliceList *dsl, int slice, SbVec2f &sliderMin, SbVec2f &sliderMax, SbVec2f &indicatorMin, SbVec2f &indicatorMax)
	Computes and fills the boxes in device coordinates for the slider and the indicator.

void	fillDeviceBoundingBoxWholeSlider (SbVec2f &minBoundingBox, SbVec2f &maxBoundingBox)
	Fills the bounding box min/max vectors for the whole slider.

void	fillDeviceBoundingBoxIndicator (SbVec2f &minBoundingBox, SbVec2f &maxBoundingBox)
	Fills the bounding box min/max vectors for the indicator only.

SbVec2f	getMiddleDevicePosition (View2DSliceList *slicelist, int z)
	Returns the middle position in device coordinates from the relative values and the current viewport.

float	getDeviceSliderLength (View2DSliceList *slicelist, int z)
	Returns the length of the slider, depending on its orientation.

float	getDeviceSliderWidth (View2DSliceList *slicelist, int z)
	Returns the width of the slider, depending on its orientation.

void	fillVisibleDeviceRect (View2DSliceList *slicelist, int z, SbVec2f &minDeviceRect, SbVec2f &maxDeviceRect)
	Fills the given min/max vectors with the device coordinates of the visible rectangle.

void	startDragging (const SbVec2f &currentDevicePosition)
	Start dragging the indicator.

void	dragging (const SbVec2f &currentDevicePosition)
	Dragging the indicator.

void	stopDragging ()
	Stop dragging the indicator.

void	setupIndicatorIcon ()
	Setting up the indicator icon.

void	setupBackgroundIcon ()
	Setting up the background icon.


bool	isSensitiveAt (const SoPointerPosition &pos) override
	interface forwarded from SoPointingAction:

void	setHighlightAt (const SoPointerPosition &) override

void	unsetHighlight () override

void	startPressAt (const SoPointerPosition &pos) override

void	dragMoveTo (const SoPointerPosition &pos) override

SoPointingAction *	endPress (int clickCount) override

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

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

virtual bool	shouldPointingActionBeEnabled ()

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

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

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

virtual int	getNumInteractionModes () const

virtual void	setInteractionMode (int)

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

	~SoView2DExtension () override
	destructor

void	GLRender (SoGLRenderAction *action) override
	Inventor actions.

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
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
bool	_isDragging
	Is the user currently dragging?

float	_startDraggingCurrentValue
	Current value at start of dragging.

float	_currentValue
	The current value, used when in non-tracking mode.

SbVec2f	_startDevicePosition
	Start device position.

SbVec2f	_currentDevicePosition
	Current device position.

SbVec2f	_sliderMin
	Slider min bounding box at event time.

SbVec2f	_sliderMax
	Slider max bounding box at event time.

View2DIcons *	_indicatorIcon
	The slider's indicator icon.

View2DIcons *	_backgroundIcon
	The slider's background icon.

Protected Attributes inherited from SoView2DInteractionExtension
SoPointingAction *	_pointingAction

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

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

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

Detailed Description

Displays an interactive slider in a 2D view.

Definition at line 23 of file SoView2DSlider.h.

Member Enumeration Documentation

◆ SLIDER_HIT_RESULT

enum SoView2DSlider::SLIDER_HIT_RESULT

Enumerator
HIT_RESULT_NONE	Neither slider nor indicator has been hit.
HIT_RESULT_BEFORE_INDICATOR	Slider has been hit towards minimum value.
HIT_RESULT_ON_INDICATOR	Indicator has been hit.
HIT_RESULT_BEHIND_INDICATOR	Slider has been hit towards maximum value.

Definition at line 35 of file SoView2DSlider.h.

◆ SLIDER_ORIENTATION

enum SoView2DSlider::SLIDER_ORIENTATION

Enumeration of the slider's orientations.

Enumerator
ORIENTATION_HORIZONTAL
ORIENTATION_VERTICAL

Definition at line 29 of file SoView2DSlider.h.

Constructor & Destructor Documentation

◆ SoView2DSlider()

SoView2DSlider::SoView2DSlider ( )

Constructor.

◆ ~SoView2DSlider()

SoView2DSlider::~SoView2DSlider ( )

override

Destructor.

Member Function Documentation

◆ computeDeviceBoxes()

void SoView2DSlider::computeDeviceBoxes	(	View2DSliceList *	dsl,
		int	slice,
		SbVec2f &	sliderMin,
		SbVec2f &	sliderMax,
		SbVec2f &	indicatorMin,
		SbVec2f &	indicatorMax )

protected

Computes and fills the boxes in device coordinates for the slider and the indicator.

◆ dragging()

void SoView2DSlider::dragging ( const SbVec2f & currentDevicePosition )

protected

Dragging the indicator.

◆ dragMoveTo()

void SoView2DSlider::dragMoveTo ( const SoPointerPosition & pos )

overrideprotectedvirtual

Reimplemented from SoView2DInteractionExtension.

◆ draw()

void SoView2DSlider::draw	(	View2DSliceList *	dsl,
		View2DSlice *	dslice,
		int	slice )

overridevirtual

reimplemented from SoView2DExtension

Reimplemented from SoView2DExtension.

◆ endPress()

SoPointingAction * SoView2DSlider::endPress ( int clickCount )

overrideprotectedvirtual

Reimplemented from SoView2DInteractionExtension.

◆ evalEvent()

bool SoView2DSlider::evalEvent	(	SoView2D *	view2d,
		View2DSliceList *	slicelist,
		View2DEvent *	ec,
		View2DEventPhase	phase )

overridevirtual

reimplemented from SoView2DExtension

Reimplemented from SoView2DExtension.

◆ fillDeviceBoundingBoxIndicator()

void SoView2DSlider::fillDeviceBoundingBoxIndicator	(	SbVec2f &	minBoundingBox,
		SbVec2f &	maxBoundingBox )

protected

Fills the bounding box min/max vectors for the indicator only.

◆ fillDeviceBoundingBoxWholeSlider()

void SoView2DSlider::fillDeviceBoundingBoxWholeSlider	(	SbVec2f &	minBoundingBox,
		SbVec2f &	maxBoundingBox )

protected

Fills the bounding box min/max vectors for the whole slider.

◆ fillVisibleDeviceRect()

void SoView2DSlider::fillVisibleDeviceRect	(	View2DSliceList *	slicelist,
		int	z,
		SbVec2f &	minDeviceRect,
		SbVec2f &	maxDeviceRect )

protected

Fills the given min/max vectors with the device coordinates of the visible rectangle.

◆ getDeviceSliderLength()

float SoView2DSlider::getDeviceSliderLength	(	View2DSliceList *	slicelist,
		int	z )

protected

Returns the length of the slider, depending on its orientation.

◆ getDeviceSliderWidth()

float SoView2DSlider::getDeviceSliderWidth	(	View2DSliceList *	slicelist,
		int	z )

protected

Returns the width of the slider, depending on its orientation.

◆ getHitResult()

int SoView2DSlider::getHitResult	(	SoView2D *	view2d,
		const SbVec2f &	deviceHitPosition )

protected

Returns the hit result for the slider.

◆ getMiddleDevicePosition()

SbVec2f SoView2DSlider::getMiddleDevicePosition	(	View2DSliceList *	slicelist,
		int	z )

protected

Returns the middle position in device coordinates from the relative values and the current viewport.

◆ ignoreEvent()

bool SoView2DSlider::ignoreEvent ( View2DEvent * ec )

overridevirtual

Overwrite ignoreEvent -> ignore the "ignoreHandledEvents"-Field.

Reimplemented from SoView2DExtension.

◆ implementsManagedInteractionAndClassicEventHandling()

bool SoView2DSlider::implementsManagedInteractionAndClassicEventHandling ( ) const

inlineoverridevirtual

This extension does not implement the classic event handling.

Reimplemented from SoView2DInteractionExtension.

Definition at line 123 of file SoView2DSlider.h.

◆ initClass()

static void SoView2DSlider::initClass ( )

static

Inventor runtime type system.

◆ isSensitiveAt()

bool SoView2DSlider::isSensitiveAt ( const SoPointerPosition & pos )

overrideprotectedvirtual

interface forwarded from SoPointingAction:

Reimplemented from SoView2DInteractionExtension.

◆ positionIsInBox()

bool SoView2DSlider::positionIsInBox	(	const SbVec2f &	position,
		const SbVec2f &	boundingBoxMin,
		const SbVec2f &	boundingBoxMax ) const

protected

Returns whether the given position is in the given bounding box.

◆ setHighlightAt()

void SoView2DSlider::setHighlightAt ( const SoPointerPosition & )

overrideprotectedvirtual

Reimplemented from SoView2DInteractionExtension.

◆ setupBackgroundIcon()

void SoView2DSlider::setupBackgroundIcon ( )

protected

Setting up the background icon.

◆ setupIndicatorIcon()

void SoView2DSlider::setupIndicatorIcon ( )

protected

Setting up the indicator icon.

◆ startDragging()

void SoView2DSlider::startDragging ( const SbVec2f & currentDevicePosition )

protected

Start dragging the indicator.

◆ startPressAt()

void SoView2DSlider::startPressAt ( const SoPointerPosition & pos )

overrideprotectedvirtual

Reimplemented from SoView2DInteractionExtension.

◆ stopDragging()

void SoView2DSlider::stopDragging ( )

protected

Stop dragging the indicator.

◆ unsetHighlight()

void SoView2DSlider::unsetHighlight ( )

overrideprotectedvirtual

Reimplemented from SoView2DInteractionExtension.

Member Data Documentation

◆ _backgroundIcon

View2DIcons* SoView2DSlider::_backgroundIcon

protected

The slider's background icon.

Definition at line 178 of file SoView2DSlider.h.

◆ _currentDevicePosition

SbVec2f SoView2DSlider::_currentDevicePosition

protected

Current device position.

Definition at line 168 of file SoView2DSlider.h.

◆ _currentValue

float SoView2DSlider::_currentValue

protected

The current value, used when in non-tracking mode.

Definition at line 164 of file SoView2DSlider.h.

◆ _indicatorIcon

View2DIcons* SoView2DSlider::_indicatorIcon

protected

The slider's indicator icon.

Definition at line 176 of file SoView2DSlider.h.

◆ _isDragging

bool SoView2DSlider::_isDragging

protected

Is the user currently dragging?

Definition at line 160 of file SoView2DSlider.h.

◆ _sliderMax

SbVec2f SoView2DSlider::_sliderMax

protected

Slider max bounding box at event time.

Definition at line 173 of file SoView2DSlider.h.

◆ _sliderMin

SbVec2f SoView2DSlider::_sliderMin

protected

Slider min bounding box at event time.

Definition at line 171 of file SoView2DSlider.h.

◆ _startDevicePosition

SbVec2f SoView2DSlider::_startDevicePosition

protected

Start device position.

Definition at line 166 of file SoView2DSlider.h.

◆ _startDraggingCurrentValue

float SoView2DSlider::_startDraggingCurrentValue

protected

Current value at start of dragging.

Definition at line 162 of file SoView2DSlider.h.

◆ backgroundIconFile

SoSFString SoView2DSlider::backgroundIconFile

Name of the slider's background icon file.

Definition at line 102 of file SoView2DSlider.h.

◆ currentValue

SoSFFloat SoView2DSlider::currentValue

The current value.

Definition at line 50 of file SoView2DSlider.h.

◆ indicatorAlpha

SoSFFloat SoView2DSlider::indicatorAlpha

Alpha value of indicator color.

Definition at line 84 of file SoView2DSlider.h.

◆ indicatorColor

SoSFColor SoView2DSlider::indicatorColor

Color of the indicator.

Definition at line 82 of file SoView2DSlider.h.

◆ indicatorIconFile

SoSFString SoView2DSlider::indicatorIconFile

Name of the indicator's icon file.

Definition at line 96 of file SoView2DSlider.h.

◆ isDragging

SoSFBool SoView2DSlider::isDragging

Set while the user drags the indicator.

Definition at line 68 of file SoView2DSlider.h.

◆ isMouseOver

SoSFBool SoView2DSlider::isMouseOver

Is the mouse over the slider (not set if an incompatible modifier mask is set)

Definition at line 66 of file SoView2DSlider.h.

◆ maximumValue

SoSFFloat SoView2DSlider::maximumValue

The maximum value.

Definition at line 48 of file SoView2DSlider.h.

◆ minimumValue

SoSFFloat SoView2DSlider::minimumValue

Fields The minimum value.

Definition at line 46 of file SoView2DSlider.h.

◆ orientation

SoSFEnum SoView2DSlider::orientation

Defines the orientation.

Definition at line 71 of file SoView2DSlider.h.

◆ relativeLength

SoSFFloat SoView2DSlider::relativeLength

Length of the slider, relative to the viewport's axis of orientation.

Definition at line 77 of file SoView2DSlider.h.

◆ relativeWidth

SoSFFloat SoView2DSlider::relativeWidth

Width of the slider/indicator, relative to the shortest axis.

Definition at line 79 of file SoView2DSlider.h.

◆ relativeXPosition

SoSFFloat SoView2DSlider::relativeXPosition

Relative position in x-direction.

Definition at line 73 of file SoView2DSlider.h.

◆ relativeYPosition

SoSFFloat SoView2DSlider::relativeYPosition

Relative position in y-direction.

Definition at line 75 of file SoView2DSlider.h.

◆ revertDirection

SoSFBool SoView2DSlider::revertDirection

Shall the indicator be reverted from max to min?

Definition at line 63 of file SoView2DSlider.h.

◆ sliderAlpha

SoSFFloat SoView2DSlider::sliderAlpha

Alpha value of slider.

Definition at line 88 of file SoView2DSlider.h.

◆ sliderColor

SoSFColor SoView2DSlider::sliderColor

Color of the slider.

Definition at line 86 of file SoView2DSlider.h.

◆ snapSize

SoSFFloat SoView2DSlider::snapSize

The snap size.

If set to 0, no snap size is used. This is used when interacting with the indicator.

Definition at line 61 of file SoView2DSlider.h.

◆ stepSize

SoSFFloat SoView2DSlider::stepSize

The step size.

If set to 0, no step size is used. Else the values start at minimum and increment by stepSize. This means that the maximum value might not be reached exactly. This is used when the user just clicks on the slider.

Definition at line 58 of file SoView2DSlider.h.

◆ useBackgroundIconFile

SoSFBool SoView2DSlider::useBackgroundIconFile

Shall the icon file be used for visualizing the slider's background? Otherwise, the background is rendered in OpenGL as a simple filled rectangle.

Definition at line 100 of file SoView2DSlider.h.

◆ useIndicatorIconFile

SoSFBool SoView2DSlider::useIndicatorIconFile

Icon fields. Shall the icon file be used for visualizing the indicator? Otherwise, the indicator is rendered in OpenGL as a simple filled rectangle.

Definition at line 94 of file SoView2DSlider.h.

◆ useTracking

SoSFBool SoView2DSlider::useTracking

Shall each interaction lead to a value change or shall the value only be changed on finishing the interaction?

Definition at line 53 of file SoView2DSlider.h.

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

MeVisLab/Standard/Sources/Inventor/SoView2D/extensions/SoView2DSlider.h

Public Types

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Detailed Description

Member Enumeration Documentation

◆ SLIDER_HIT_RESULT

◆ SLIDER_ORIENTATION

Constructor & Destructor Documentation

◆ SoView2DSlider()

◆ ~SoView2DSlider()

Member Function Documentation

◆ computeDeviceBoxes()

◆ dragging()

◆ dragMoveTo()

◆ draw()

◆ endPress()

◆ evalEvent()

◆ fillDeviceBoundingBoxIndicator()

◆ fillDeviceBoundingBoxWholeSlider()

◆ fillVisibleDeviceRect()

◆ getDeviceSliderLength()

◆ getDeviceSliderWidth()

◆ getHitResult()

◆ getMiddleDevicePosition()

◆ ignoreEvent()

◆ implementsManagedInteractionAndClassicEventHandling()

◆ initClass()

◆ isSensitiveAt()

◆ positionIsInBox()

◆ setHighlightAt()

◆ setupBackgroundIcon()

◆ setupIndicatorIcon()

◆ startDragging()

◆ startPressAt()

◆ stopDragging()

◆ unsetHighlight()

Member Data Documentation

◆ _backgroundIcon

◆ _currentDevicePosition

◆ _currentValue

◆ _indicatorIcon

◆ _isDragging

◆ _sliderMax

◆ _sliderMin

◆ _startDevicePosition

◆ _startDraggingCurrentValue

◆ backgroundIconFile

◆ currentValue

◆ indicatorAlpha

◆ indicatorColor

◆ indicatorIconFile

◆ isDragging

◆ isMouseOver

◆ maximumValue

◆ minimumValue

◆ orientation

◆ relativeLength

◆ relativeWidth

◆ relativeXPosition

◆ relativeYPosition

◆ revertDirection

◆ sliderAlpha

◆ sliderColor

◆ snapSize

◆ stepSize

◆ useBackgroundIconFile

◆ useIndicatorIconFile

◆ useTracking