class SliceCamera ifdef GRAPHICS : public Camera2D, public Owner<ScaleCamera>, public Scalable endif

2D camera that can change displayed scene slice

Inheritance:

Public Classes

enum	SLICE_ORIENTATION the different geometry of a slice of a volumetric image SLICE_X slice with X (column) = constant SLICE_Y slice with Y (row) = constant SLICE_Z slice with Z (plane) = constant SLICE_ALPHA slice with alpha (angle in XY) = constant
enum	GEOMETRY the different image kinds CARTESIAN standard 3D image CYLINDRICAL cylindrical geometry (Z = plane angle, Y = elevation, Z = in plane radius) SPHERICAL spherical geometry (Z = plane angle, Y = in plane angle, X = radius)

Public Methods

void	backgroundDying (void) dying inrimage callback
void	setBackground (SliceCameraBackground *_background) set the background of the slice camera
void	updateSliceables () recompute the display list of all sliceable in the scene
virtual void	update () recompute the display list of all sliceable in the scene
ScaleCamera*	getScaleCamera () const returns the (slice) scale attached to the camera
void	setScaleCamera (ScaleCamera *sc) sets the (slice) scale attached to the camera
void	resetScaleCamera () resets the (slice) scale attached to the camera
virtual void	dying (const ObjectPointer<ScaleCamera>& obj) slicescale owner callback
virtual TclString	objectName (void) const Scalable objectName method callback
virtual void	scaleValue (const TclScale *scale, double val) slice scale value changed
virtual const char*	sliceName (SliceCamera::SLICE_ORIENTATION geom) const returns slice name string by geometry
virtual SliceCamera::SLICE_ORIENTATION	geomByName (const char *name) const returns geometry by slice name string
double	getSlice (void) const returns slice number
double	getThickness (void) const returns slice thickness
SLICE_ORIENTATION	getGeometry (void) const returns slice scene geometry
void	setThickness (double d) set new slice thickness
void	setGeometry (SLICE_ORIENTATION geom) Change slice geometry
void	setSlice (double val) shows new slice
virtual void	translateCamera (Vec2 &t) translates camera center and call sliceable objects recompute method
virtual void	scaleCamera (double s) scales camera and call sliceable objects recompute method
SliceCameraBackground*	getBackground (void) const returns slice camera background
void	changeBackground (SliceCameraBackground *b) set a new inrimage in scene
virtual double	getMin (const TclScale *scale) const get min possible scale value for this scalable
virtual double	getMax (const TclScale *scale) const get max possible scale value for this scalable
Vec2	getOffset () const get the offset for drawing background
void	doFocus (void) overloads the computation of the center and scale of the camera
virtual void	focusOnBackground (void) reset camera size to background size and focus camera on background center
TclSliceCamera*	getInterface (void) const returns camera interface

Public

	constructor SliceCamera (Scene2D *scene, double slice = 0.0, SLICE_ORIENTATION geom = SLICE_Z, double zoom = 1.0, ScaleCamera *sc=0) build new camera
	destructor

Protected Fields

double	slice visible slice
double	thickness slice thickness
SLICE_ORIENTATION	geometry visible slice geometry
bool	dieOnBackground flag indicating whether to die on inrimage deletion
SliceCameraBackground*	background the camera background (if any) or 0
Vec2	offset offset when drawing with a visible area

Inherited from Camera2D:

Public Methods

Vec2 getCameraCenter(void) const

virtual void pickObject(const Vec2 &pixel)

virtual void init(void)

virtual void resize(void)

virtual void startComputation(void)

virtual void stopComputation(void)

virtual void resize(unsigned int w, unsigned int h)

virtual void rotateCamera(Rotation2D& rot)

void mapToWorld(const Vec2 &pixel, Vec2 &position)

void mapToScreen(const Vec2 &position, Vec2 &pixel)

virtual void bindMouseMotion(bool on)

virtual void applyObjectSelection(Data2D *obj)

virtual void applyObjectUnselection(Data2D *obj)

virtual void drawBoundingBox(Data2D *obj) const

void displayBoundingBox()

void hideBoundingBox()

virtual void grab(const TclString& filename)

virtual void updateDisplay(void)

static void doUpdateDisplay(ClientData cam)

Public

Constructor

Camera2D(Scene2D *scn = 0, unsigned int h = 0, unsigned int w = 0, double scale = DEFAULT_CAMERA_SCALE)

Creates a new camera

Destructor

Protected Fields

static const double initialAspectRatio

Vec2 cameraCenter

bool updatePending

Protected Methods

virtual Vec2 getTrackballVector(int x, int y) const

virtual Rotation2D getTrackballRotation(const Vec2&a, const Vec2&b)

virtual double getTrackballScale(const Vec2&a, const Vec2&b)

virtual Vec2 getTrackballTranslation(const Vec2& a, const Vec2& b)

virtual Vec2 getTrackballZTranslation(const double a)

Protected

protected constructor

Camera2D(Camera2D *)

constructor that does not create any scene

Private Methods

void initCamera(void)

Inherited from Scalable:

Public Methods

virtual void scaleTo(const TclScale *scale, double val)

virtual double getStep(const TclScale *scale) const

enum SLICE_ORIENTATION

the different geometry of a slice of a volumetric image

SLICE_X

slice with X (column) = constant

SLICE_Y

slice with Y (row) = constant

SLICE_Z

slice with Z (plane) = constant

SLICE_ALPHA

slice with alpha (angle in XY) = constant

enum GEOMETRY

the different image kinds

CARTESIAN

standard 3D image

CYLINDRICAL

cylindrical geometry (Z = plane angle, Y = elevation, Z = in plane radius)

SPHERICAL

spherical geometry (Z = plane angle, Y = in plane angle, X = radius)

double slice

visible slice

double thickness

slice thickness

SLICE_ORIENTATION geometry

visible slice geometry

bool dieOnBackground

flag indicating whether to die on inrimage deletion

SliceCameraBackground* background

the camera background (if any) or 0

Vec2 offset

offset when drawing with a visible area

constructor

SliceCamera(Scene2D *scene, double slice = 0.0, SLICE_ORIENTATION geom = SLICE_Z, double zoom = 1.0, ScaleCamera *sc=0)

build new camera

Parameters:

scene - viewn scene
slice - slice to display
geom - slice geometry
zoom - scale factor
sc - a slider controlling the slice value

destructor

void backgroundDying(void)

dying inrimage callback

void setBackground(SliceCameraBackground *_background)

set the background of the slice camera

void updateSliceables()

recompute the display list of all sliceable in the scene

virtual void update()

recompute the display list of all sliceable in the scene

ScaleCamera* getScaleCamera() const

returns the (slice) scale attached to the camera

void setScaleCamera(ScaleCamera *sc)

sets the (slice) scale attached to the camera

void resetScaleCamera()

resets the (slice) scale attached to the camera

virtual void dying(const ObjectPointer<ScaleCamera>& obj)

slicescale owner callback

virtual TclString objectName(void) const

Scalable objectName method callback

Returns:

object name

virtual void scaleValue(const TclScale *scale, double val)

slice scale value changed

Parameters:

scale - calling scale object
val - new scale value

virtual const char* sliceName(SliceCamera::SLICE_ORIENTATION geom) const

returns slice name string by geometry

Returns:

slice name

Parameters:

geom - slice geometry

virtual SliceCamera::SLICE_ORIENTATION geomByName(const char *name) const

returns geometry by slice name string

Returns:

slice geometry

Parameters:

name - slice name

double getSlice(void) const

returns slice number

double getThickness(void) const

returns slice thickness

SLICE_ORIENTATION getGeometry(void) const

returns slice scene geometry

void setThickness(double d)

set new slice thickness

void setGeometry(SLICE_ORIENTATION geom)

Change slice geometry. Cause recompute method to be called. Set slice number to 0.0

void setSlice(double val)

shows new slice

virtual void translateCamera(Vec2 &t)

translates camera center and call sliceable objects recompute method

Parameters:

t - translation vector

virtual void scaleCamera(double s)

scales camera and call sliceable objects recompute method

Parameters:

s - scale

SliceCameraBackground* getBackground(void) const

returns slice camera background

void changeBackground(SliceCameraBackground *b)

set a new inrimage in scene

virtual double getMin(const TclScale *scale) const

get min possible scale value for this scalable

Returns:

min possible value

Parameters:

scale - calling scale object

virtual double getMax(const TclScale *scale) const

get max possible scale value for this scalable

Returns:

max possible value

Parameters:

scale - calling scale object

Vec2 getOffset() const

get the offset for drawing background

void doFocus(void)

overloads the computation of the center and scale of the camera

virtual void focusOnBackground(void)

reset camera size to background size and focus camera on background center

TclSliceCamera* getInterface(void) const

returns camera interface

Direct child classes:

Scene2D
Data2D

alphabetic index hierarchy of classes

this page has been generated automatically by doc++

(c)opyright by Malte Zöckler, Roland Wunderling
contact: doc++@zib.de