#include <ACG/QtWidgets/QtExaminerViewer.hh>

Inheritance diagram for ACG::QtWidgets::QtExaminerViewer:

Public Member Functions
	QtExaminerViewer (QWidget _parent=0, const char _name=0, QStatusBar _statusBar=0, const QGLFormat _format=0, const QtBaseViewer *_share=0, Options _options=DefaultOptions)
	Constructor.

void	allowRotation (bool _mode)
	Lock scene rotation.

double	wheelZoomFactor ()
	Factors for zooming with the wheel.

double	wheelZoomFactorShift ()

void	setWheelZoomFactor (double _factor)

void	setWheelZoomFactorShift (double _factor)

Public Member Functions inherited from ACG::QtWidgets::QtBaseViewer
	QtBaseViewer (QWidget _parent=0, const char _name=0, QStatusBar _statusBar=0, const QGLFormat _format=0, const QtBaseViewer *_share=0, Options _options=DefaultOptions)

virtual	~QtBaseViewer ()
	Destructor.

virtual QSize	sizeHint () const

QStatusBar *	statusBar ()
	get status bar, guaranteed to be not 0 (`QStatusBar` may be invisible)

void	setStatusBar (QStatusBar *_sb)

void	applyOptions (int _options)
	Apply ORed Options `_options`.

int	options () const
	get current ORed Options

virtual void	makeCurrent ()
	Makes this widget the current widget for OpenGL operations.

virtual void	swapBuffers ()
	Swaps the screen contents with the off-screen buffer.

GLState &	glState ()
	get OpenGL state

void	backgroundColor (const Vec4f &_color)

Vec4f	backgroundColor ()
	get background color

virtual void	lockUpdate ()

virtual void	unlockUpdate ()
	Unlock display locked by updateLock().

virtual void	unlockAndUpdate ()

bool	isUpdateLocked () const

void	lockProjectionUpdate (void)
	Lock update of projection matrix.

void	unlockProjectionUpdate (void)
	Unlock update of projection matrix.

bool	animation () const
	Is animation enabled?

void	animation (bool _b)
	Set animation enabled.

void	trackMouse (bool _track)
	Enable/disable mouse tracking (move events with no button press)

void	enablePopupMenu (bool _enable)
	Enable/disable right button draw mode menu (default: enabled)

SceneGraph::BaseNode *	sceneGraph ()
	Returns: root node of scene graph.

const SceneGraph::BaseNode *	sceneGraph () const
	same but `const`

void	sceneGraph (SceneGraph::BaseNode *_root)

void	projectionMode (ProjectionMode _p)
	Changes the projection mode and updates the projection matrix.

ProjectionMode	projectionMode () const
	get current projection mode

void	navigationMode (NavigationMode _n)
	Changes the navigation mode.

NavigationMode	navigationMode () const
	get current navigation mode

void	setScenePos (const ACG::Vec3d &_center, double _radius, const bool _setCenter=true)

void	setSceneCenter (const ACG::Vec3d &_center)

const ACG::Vec3d &	scene_center () const

double	scene_radius () const

void	setSceneRadius (double radius)

void	viewingDirection (const ACG::Vec3d &_dir, const ACG::Vec3d &_up)
	set the viewing direction

void	setFovy (double _fovy)
	set field of view y

void	actionMode (ActionMode)

ActionMode	lastActionMode ()
	Return the last action mode.

ActionMode	actionMode () const
	get action mode

void	faceOrientation (FaceOrientation)
	set face orientation (used for back face culling, backFaceCulling())

FaceOrientation	faceOrientation () const
	get face orientation

void	backFaceCulling (bool _b)
	set backface culling on/off

bool	backFaceCulling () const
	is backface culling enabled?

void	twoSidedLighting (bool _b)
	set 2-sided lighting on/off

bool	twoSidedLighting () const
	is 2-sided lighing enabled?

void	normalsMode (NormalsMode _mode)
	set treatment of normals

NormalsMode	normalsMode () const
	get treatment of normals

GLMatrixd &	light_matrix ()
	get light rotation matrix

void	rotate_lights (Vec3d &_axis, double _angle)
	rotete light sources

void	update_lights ()
	update light position

void	copyToImage (QImage &_image, GLenum _buffer=GL_BACK)
	copy current framebuffer to an QImage

void	copyToImage (QImage &_image, unsigned int _left, unsigned int _top, unsigned int _width, unsigned int _height, GLenum _buffer)
	copy current framebuffer to an QImage

unsigned int	glWidth () const
	get width of QGLWidget

unsigned int	glHeight () const
	get height of QGLWidget

QSize	glSize () const
	get size of QGLWIdget

QPoint	glMapFromGlobal (const QPoint &_pos) const
	map global to glarea coords

QPoint	glMapToGlobal (const QPoint &_pos) const
	map glarea coords to global coords

void	drawMode (ACG::SceneGraph::DrawModes::DrawMode _mode)
	set draw mode (No test if this mode is available!)

ACG::SceneGraph::DrawModes::DrawMode	drawMode ()
	get current draw mode

void	encodeView (QString &_view)
	convert current view to text representation

bool	decodeView (const QString &_view)

void	initModelviewMatrix ()
	initialize modelview matrix to identity

void	grabGLArea ()

void	releaseGLArea ()

void	drawBlendedObjects (bool _status)
	One or two pass Drawing.

void	translate (const Vec3d &trans)
	translate the scene and update modelview matrix

void	rotate (const Vec3d &axis, double angle)
	rotate the scene (around its center) and update modelview matrix

void	rotate (const Vec3d &axis, double angle, const Vec3d &_center)
	rotate the scene and update modelview matrix

QMenu *	getPickMenu ()
	Get the menu pointers (required to add them to the menubar as a temp workaround for a qt 4.3 bug.

QMenu *	getFuncMenu ()

QMenu *	getDrawMenu ()

QToolBar *	getToolBar ()
	Returns a pointer to the Toolbar.

QToolBar *	removeToolBar ()
	Returns a pointer to the toolbar and removes it from the default position in the examiner widget.

void	moveForward ()
	First person navigation: Move forward.

void	moveBack ()
	First person navigation: Move back.

void	strafeLeft ()
	First person navigation: Strafe left.

void	strafeRight ()
	First person navigation: Strafe Right.

void	setEyeDistance (double _distance)
	Set eye distance for stereo. More...

double	eyeDistance ()
	Get the current eye Distance.

void	setFocalDistance (double _distance)
	Set focal distance for stereo. More...

double	focalDistance ()
	Get the current focal Distance.

void	disableKeyHandling (bool _state)
	Enable or disable internal Key handling. More...

bool	keyHandlingState ()
	get the current key handling state. More...

void	setExternalDrag (bool _external)
	Enable or disable external dragging controls.

void	sync_connect (const QtBaseViewer *)

void	sync_disconnect (const QtBaseViewer *)
	unsync two sync_connect()ed QtBaseViewer's

virtual void	setSynchronization (bool _b)
	toggle global synchronization

bool	add_sync_host (const QString &_name)
	add host to synchronize with, given by its name

void	add_sync_host (QHostAddress &_adr)
	add host to synchronize with, given by its address

bool	synchronization ()
	synchronized with different viewer?

bool	pick (SceneGraph::PickTarget _pickTarget, const QPoint &_mousePos, unsigned int &_nodeIdx, unsigned int &_targetIdx, Vec3d *_hitPointPtr=0)

bool	fast_pick (const QPoint &_mousePos, Vec3d &_hitPoint)

void	addPickMode (const std::string &_name, bool _mouse_tracking=false, int _pos=-1, bool _visible=true, QCursor _cursor=Qt::ArrowCursor)
	add pick mode More...

void	clearPickModes ()

const std::string &	pickMode () const

void	pickMode (const std::string &_name)

void	pickMode (int _id)

void	renderPicking (bool _renderPicking, ACG::SceneGraph::PickTarget _mode)

Protected Member Functions
virtual bool	viewKeyPressEvent (QKeyEvent *)
	handle new key events

virtual void	viewWheelEvent (QWheelEvent *_event)
	handle wheel events

virtual void	viewMouseEvent (QMouseEvent *_event)
	handle mouse events

virtual void	lightMouseEvent (QMouseEvent *_event)
	handle mouse events

Protected Member Functions inherited from ACG::QtWidgets::QtBaseViewer
virtual void	initializeGL ()
	initialize OpenGL states

virtual void	paintGL ()
	draw the scene. Triggered by updateGL().

virtual void	resizeGL (int _w, int _h)
	handle resize events

virtual void	glMousePressEvent (QMouseEvent *_event)
	handle mouse press events

virtual void	glMouseDoubleClickEvent (QMouseEvent *_event)
	handle mouse double click events

virtual void	glMouseMoveEvent (QMouseEvent *_event)
	handle mouse move events

virtual void	glMouseReleaseEvent (QMouseEvent *_event)
	handle mouse release events

virtual void	glMouseWheelEvent (QWheelEvent *_event)
	handle mouse wheel events

virtual void	glContextMenuEvent (QContextMenuEvent *_event)
	handle mouse press events More...

void	updateProjectionMatrix ()
	updates projection matrix

void	updatePickMenu ()
	update pick mode menu

virtual void	glKeyPressEvent (QKeyEvent *)
	Get keyPress events from the glArea. More...

virtual void	glKeyReleaseEvent (QKeyEvent *_event)
	Get keyRelease events from the glArea. More...

virtual void	startDrag ()
	drag & drop for modelview copying

virtual void	glDragEnterEvent (QDragEnterEvent *_event)
	drag & drop for modelview copying

virtual void	glDropEvent (QDropEvent *_event)
	drag & drop for modelview copying

Protected Attributes
QPoint	lastPoint2D_

Protected Attributes inherited from ACG::QtWidgets::QtBaseViewer
Vec3d	scene_center_

Vec3d	trackball_center_

double	scene_radius_

double	trackball_radius_

GLdouble	orthoWidth_

GLdouble	near_

GLdouble	far_

GLdouble	fovy_

GLState *	glstate_

bool	isRotating_

QStatusBar *	statusbar_

Private Slots
void	slotAnimation ()

Private Member Functions
bool	mapToSphere (const QPoint &_p, Vec3d &_result) const
	virtual trackball: map 2D screen point to unit sphere

Private Attributes
double	wZoomFactor_

double	wZoomFactorShift_

Vec3d	lastPoint3D_

bool	lastPoint_hitSphere_

bool	allowRotation_

Vec3d	lastRotationAxis_

double	lastRotationAngle_

QTime	lastMoveTime_

QTimer *	timer_

Additional Inherited Members
Public Types inherited from ACG::QtWidgets::QtBaseViewer
enum	Options { Nothing =0, ShowPrivateStatusBar =1, ShowToolBar =2, ShowPickButton =4, ShowLassoButton =8, ShowQuestionButton =0x10, ShowWheelX =0x20, ShowWheelY =0x40, ShowWheelZ =0x80, ShowWheels =0xe0, DefaultOptions = 0xffff & (~ShowPrivateStatusBar) }

enum	NavigationMode { NORMAL_NAVIGATION, FIRSTPERSON_NAVIGATION }
	Navigation mode. More...

enum	ProjectionMode { ORTHOGRAPHIC_PROJECTION, PERSPECTIVE_PROJECTION }
	projection mode More...

enum	ActionMode { ExamineMode, PickingMode, QuestionMode, LightMode }
	How to react on mouse events? More...

enum	FaceOrientation { CCW_ORIENTATION, CW_ORIENTATION }
	orientation of the faces More...

enum	NormalsMode { DONT_TOUCH_NORMALS, NORMALIZE_NORMALS }
	Automatically normalize normals? More...

Public Slots inherited from ACG::QtWidgets::QtBaseViewer
virtual void	drawNow ()

virtual void	updateGL ()
	Redraw scene. Triggers paint event for updating the view (cf. drawNow()).

virtual void	setHome ()
	set home position

virtual void	home ()
	go to home pos

virtual void	viewAll ()
	view the whole scene

virtual void	flyTo (const QPoint &_pos, bool _move_back)
	Fly to. Get closer if `_move_back=false,` get more distant else. More...

virtual void	flyTo (const QPoint &_pos)
	Fly to, get closer.

virtual void	flyFrom (const QPoint &_pos)
	Fly to, get more distant.

virtual void	flyTo (const Vec3d &_position, const Vec3d &_center, double _time=1000.0)

virtual void	examineMode ()
	calls actionMode() with `ExamineMode` (cf. ActionMode)

virtual void	lightMode ()
	calls actionMode() with `LightMode` (cf. ActionMode)

virtual void	questionMode ()
	calls actionMode() with `QuestionMode` (cf. ActionMode)

virtual void	perspectiveProjection ()
	set perspective view (projectionMode(PERSPECTIVE_PROJECTION))

virtual void	orthographicProjection ()
	set orthographic view (projectionMode(ORTHOGRAPHIC_PROJECTION))

virtual void	toggleProjectionMode ()
	toggle projection mode

virtual void	toggleNavigationMode ()
	toggle navigation mode

virtual void	showSceneGraphDialog ()
	show scenegraph widget

virtual void	setView (const GLMatrixd &_modelview, const GLMatrixd &_inverse_modelview)
	set view, used for synchronizing

void	actionBackground ()

void	actionCopyView ()

void	actionPasteView ()

void	actionPasteDropSize ()

void	actionSynchronize ()

void	actionAnimation ()

void	actionBackfaceCulling ()

void	actionTwoSidedLighting ()

void	actionSynchronize (bool _enable)

void	actionAnimation (bool _enable)

void	actionBackfaceCulling (bool _enable)

void	actionTwoSidedLighting (bool _enable)

void	actionDrawMenu (QAction *_action)

void	actionPickMenu (QAction *_action)

virtual void	toggleStereoMode ()
	toggle stereo mode

virtual void	setStereoMode (bool _b)
	enable/disable stereo mode

virtual void	snapshotBaseFileName (const QString &_fname)

virtual void	snapshot ()

void	actionSnapshot ()

void	actionSnapshotName ()

void	actionSnapshotSavesView ()

virtual void	pickingMode ()

void	setPickModeCursor (const std::string &_name, QCursor _cursor)
	set a new cursor for the pick mode More...

void	setPickModeMouseTracking (const std::string &_name, bool _mouseTracking)
	set mouseTracking for the pick mode More...

Signals inherited from ACG::QtWidgets::QtBaseViewer
void	projectionModeChanged (bool _ortho)

void	navigationModeChanged (bool _normal)

void	signalInitializeGL ()
	emitted when OpenGL stuff can be initialized

void	signalMouseEvent (QMouseEvent *, const std::string &)

void	signalMouseEvent (QMouseEvent *)
	This signal does not send the pick mode and is kept for compatibility.

void	signalWheelEvent (QWheelEvent *, const std::string &)
	Emitted in Pick mode. Uses pick mode.

void	signalMouseEventIdentify (QMouseEvent *)

void	signalSetView (const GLMatrixd &_modelview, const GLMatrixd &_inverse_modelview)
	set view, used for synchronizing (cf. slotSetView())

void	signalSceneGraphChanged (ACG::SceneGraph::BaseNode *_root)
	scene graph has changed

void	signalNodeChanged (ACG::SceneGraph::BaseNode *_node)
	scene graph has changed

void	signalActionModeChanged (ACG::QtWidgets::QtBaseViewer::ActionMode _m)
	action mode was changed

void	signalDrawScene (ACG::GLState *_state)
	render callback

void	signalCustomContextMenuRequested (const QPoint &)

void	viewUpdated ()
	This signal is emitted when the scene is repainted due to any event.

void	viewChanged ()
	This signal is emitted whenever the view is changed by the user.

void	signalKeyPressEvent (QKeyEvent *)
	Key Event received. More...

void	startDragEvent (QMouseEvent *_event)

void	dragEnterEvent (QDragEnterEvent *_event)

void	dropEvent (QDropEvent *_event)

void	signalPickModeChanged (const std::string &)

Protected Slots inherited from ACG::QtWidgets::QtBaseViewer
virtual void	sceneRectChanged (const QRectF &rect)
	process graphics scene size changes

virtual void	slotWheelX (double _dAngle)
	process signals from wheelX_

virtual void	slotWheelY (double _dAngle)
	process signals from wheelX_

virtual void	slotWheelZ (double _dist)
	process signals from wheelZ_

virtual void	slotNodeChanged (ACG::SceneGraph::BaseNode *_node)
	connected to scenegraph widget

virtual void	cleanupEventFilter ()
	correct ??? (same function as in qt src)

Detailed Description

Widgets used to display and examine scenegraphs. This widget is used in all viewers that want to explore scenegraphs. For WalkMode use "QtWalkViewer"

Definition at line 97 of file QtExaminerViewer.hh.

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

ACG/QtWidgets/QtExaminerViewer.hh
ACG/QtWidgets/QtExaminerViewer.cc

Public Member Functions

Protected Member Functions

Protected Attributes

Private Slots

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description