GLViewer_Viewer Class Reference

#include <GLViewer_Viewer.h>

Inheritance diagram for GLViewer_Viewer:

Public Types
enum	SelectionMode { NoSelection , Single , Multiple }
enum	TransformType {   NoTransform , Reset , FitAll , FitRect ,   FitSelect , Zoom , PanGlobal , Pan ,   Rotate , UserTransform = 100 }
enum	SketchingType { NoSketching , Rect , UserSketching = 100 }
Public Types inherited from SUIT_ViewModel
enum	HotOperation { PAN , ZOOM , ROTATE , FIT_AREA }
enum	InteractionStyle { STANDARD , KEY_FREE }
typedef QMap< HotOperation, Qt::KeyboardModifiers >	StatesMap
typedef QMap< HotOperation, Qt::MouseButtons >	ButtonsMap
typedef QMap< InteractionStyle, StatesMap >	InteractionStyle2StatesMap
typedef QMap< InteractionStyle, ButtonsMap >	InteractionStyle2ButtonsMap

Signals
void	selectionChanged (SelectionChangeStatus)

Public Member Functions
	GLViewer_Viewer (const QString &title)
	~GLViewer_Viewer ()
virtual void	setViewManager (SUIT_ViewManager *theViewManager)
virtual QString	getType () const
virtual void	contextMenuPopup (QMenu *)
void	setSelectionMode (SelectionMode)
SelectionMode	getSelectionMode () const
GLViewer_Selector *	getSelector () const
virtual void	update (int=0)
void	activateTransform (int)
void	activateSketching (int)
GLViewer_ViewFrame *	getActiveView () const
Public Member Functions inherited from SUIT_ViewModel
	SUIT_ViewModel ()
virtual	~SUIT_ViewModel ()
virtual SUIT_ViewWindow *	createView (SUIT_Desktop *theDesktop)
SUIT_ViewManager *	getViewManager () const

Static Public Member Functions
static QString	Type ()
Static Public Member Functions inherited from SUIT_ViewModel
static void	setHotButton (InteractionStyle theInteractionStyle, HotOperation theOper, Qt::KeyboardModifiers theState, Qt::MouseButtons theButton)
static void	getHotButton (InteractionStyle theInteractionStyle, HotOperation theOper, Qt::KeyboardModifiers &theState, Qt::MouseButtons &theButton)

Protected Slots
virtual void	onKeyEvent (SUIT_ViewWindow *, QKeyEvent *)
virtual void	onMouseEvent (SUIT_ViewWindow *, QMouseEvent *)
virtual void	onWheelEvent (SUIT_ViewWindow *, QWheelEvent *)
virtual void	onSelectionCancel ()
virtual void	onSelectionDone (bool add, SelectionChangeStatus status)
virtual void	onChangeBgColor ()

Protected Member Functions
virtual void	onSketchingStarted ()
virtual void	onSketchingFinished ()
virtual void	onTransformationStarted ()
virtual void	onTransformationFinished ()
virtual void	onSelectionModeChanged ()
virtual void	unhilightDetected ()
virtual bool	eventFilter (QObject *, QEvent *)
virtual GLViewer_ViewTransformer *	createTransformer (int)
virtual GLViewer_ViewSketcher *	createSketcher (int)
virtual GLViewer_Selector *	createSelector ()
virtual void	startOperations (QMouseEvent *)
virtual bool	updateOperations (QMouseEvent *)
virtual void	finishOperations (QMouseEvent *)
virtual void	startOperations (QWheelEvent *)

Protected Attributes
GLViewer_Selector *	mySelector
SelectionMode	mySelMode
GLViewer_ViewSketcher *	mySketcher
GLViewer_ViewTransformer *	myTransformer
Protected Attributes inherited from SUIT_ViewModel
SUIT_ViewManager *	myViewManager

Private Member Functions
void	handleMouseMove (QMouseEvent *)
void	handleMousePress (QMouseEvent *)
void	handleMouseRelease (QMouseEvent *)
void	handleWheel (QWheelEvent *)

Additional Inherited Members
Static Public Attributes inherited from SUIT_ViewModel
static InteractionStyle2StatesMap	myStateMap
static InteractionStyle2ButtonsMap	myButtonMap

Member Enumeration Documentation

SelectionMode

enum GLViewer_Viewer::SelectionMode

Enumerator
NoSelection
Single
Multiple

SketchingType

enum GLViewer_Viewer::SketchingType

Enumerator
NoSketching
Rect
UserSketching

TransformType

enum GLViewer_Viewer::TransformType

Enumerator
NoTransform
Reset
FitAll
FitRect
FitSelect
Zoom
PanGlobal
Pan
Rotate
UserTransform

Constructor & Destructor Documentation

GLViewer_Viewer()

GLViewer_Viewer::GLViewer_Viewer

(

const QString &

title

)

Constructor

~GLViewer_Viewer()

GLViewer_Viewer::~GLViewer_Viewer

(

)

Destructor

References mySelector.

Member Function Documentation

activateSketching()

void GLViewer_Viewer::activateSketching

(

int

type

)

Handles requests for sketching in the active view. [ virtual public ]

References createSketcher(), getActiveView(), GLViewer_ViewPort::isSketchingEnabled(), mySketcher, NoSketching, onSketchingFinished(), and onSketchingStarted().

activateTransform()

void GLViewer_Viewer::activateTransform

(

int

type

)

Handles requests for transformations in the active view. [ virtual public ]

References createTransformer(), GLViewer_ViewTransformer::exec(), getActiveView(), GLViewer_ViewPort::isTransformEnabled(), myTransformer, NoTransform, onTransformationFinished(), and onTransformationStarted().

contextMenuPopup()

void GLViewer_Viewer::contextMenuPopup ( QMenu *  thePopup )

virtual

Builds popup for GL viewer

Reimplemented from SUIT_ViewModel.

References onChangeBgColor().

createSelector()

GLViewer_Selector * GLViewer_Viewer::createSelector ( )

protectedvirtual

Returns null by default. [ virtual protected ]

Reimplemented in GLViewer_Viewer2d.

createSketcher()

GLViewer_ViewSketcher * GLViewer_Viewer::createSketcher ( int  type )

protectedvirtual

Creates default sketcher. [ virtual protected ]

createTransformer()

GLViewer_ViewTransformer * GLViewer_Viewer::createTransformer ( int  type )

protectedvirtual

Creates default transformer. [ virtual protected ]

Reimplemented in GLViewer_Viewer2d.

eventFilter()

bool GLViewer_Viewer::eventFilter ( QObject *  o, QEvent *  e  )

protectedvirtual

Installed while 'fit area' and 'global panning' operations are active. [ virtual protected ]

References activateSketching(), activateTransform(), getActiveView(), GLViewer_ViewFrame::getViewPort(), NoSketching, and NoTransform.

finishOperations()

virtual void GLViewer_Viewer::finishOperations ( QMouseEvent *  )

inlineprotectedvirtual

Reimplemented in GLViewer_Viewer2d.

getActiveView()

GLViewer_ViewFrame * GLViewer_Viewer::getActiveView

(

)

const

Returns the active view. [ public ]

References SUIT_ViewManager::getActiveView(), and SUIT_ViewModel::getViewManager().

getSelectionMode()

GLViewer_Viewer::SelectionMode GLViewer_Viewer::getSelectionMode

(

)

const

Returns the selection mode of this viewer. [ public ]

References mySelMode.

getSelector()

GLViewer_Selector * GLViewer_Viewer::getSelector

(

)

const

Returns selector of this viewer. [ public ]

References createSelector(), mySelector, onSelectionCancel(), and onSelectionDone().

getType()

virtual QString GLViewer_Viewer::getType ( ) const

inlinevirtual

Reimplemented from SUIT_ViewModel.

handleMouseMove()

void GLViewer_Viewer::handleMouseMove ( QMouseEvent *  e )

private

Mouse move handler. If dragged with MB1, activates rectangle sketching in the active viewport, otherwise highlights the selectable entities. [ private ]

References activateSketching(), GLViewer_Selector::detect(), getActiveView(), getSelector(), l_mbPressEvent, mySketcher, Rect, GLViewer_ViewSketcher::sketchButton(), and updateOperations().

handleMousePress()

void GLViewer_Viewer::handleMousePress ( QMouseEvent *  e )

private

Mouse press handler. If 'accelKey()' is pressed, activates default transformations( Zoom or Pan ) in the active viewport. [ private ]

References GLViewer_ViewTransformer::accelKey(), activateTransform(), l_mbPressEvent, Pan, GLViewer_ViewTransformer::panButton(), startOperations(), Zoom, and GLViewer_ViewTransformer::zoomButton().

handleMouseRelease()

void GLViewer_Viewer::handleMouseRelease ( QMouseEvent *  e )

private

Mouse move handler. Activates popup of the active view. [ private ]

References GLViewer_Selector::appendKey(), BS_Selection, finishOperations(), getActiveView(), getSelector(), l_mbPressEvent, and GLViewer_Selector::select().

handleWheel()

void GLViewer_Viewer::handleWheel ( QWheelEvent *  e )

private

Wheel rolling handler

References startOperations().

onChangeBgColor

void GLViewer_Viewer::onChangeBgColor ( )

protectedvirtualslot

Sets the background color with color selection dialog. [ virtual protected slot ]

References GLViewer_ViewPort::backgroundColor(), getActiveView(), GLViewer_ViewFrame::getViewPort(), and GLViewer_ViewPort::setBackgroundColor().

onKeyEvent

void GLViewer_Viewer::onKeyEvent ( SUIT_ViewWindow *  , QKeyEvent *    )

protectedvirtualslot

Listens to key events of the active view. [ virtual protected slot ]

onMouseEvent

void GLViewer_Viewer::onMouseEvent ( SUIT_ViewWindow *  , QMouseEvent *  e  )

protectedvirtualslot

Listens to mouse events of the active view. [ virtual protected slot ]

References handleMouseMove(), handleMousePress(), and handleMouseRelease().

onSelectionCancel

void GLViewer_Viewer::onSelectionCancel ( )

protectedvirtualslot

Called when selection is cleared in this viewer. [ virtual protected slot ]

References SCS_Invalid, and selectionChanged().

onSelectionDone

void GLViewer_Viewer::onSelectionDone ( bool  add, SelectionChangeStatus  status  )

protectedvirtualslot

Called when smth is selected in this viewer. [ virtual protected slot ]

References selectionChanged().

onSelectionModeChanged()

void GLViewer_Viewer::onSelectionModeChanged ( )

protectedvirtual

Enables / disables rectangle sketching. [ virtual protected ]

References SUIT_ViewModel::getViewManager(), SUIT_ViewManager::getViews(), Multiple, mySelMode, and GLViewer_ViewPort::setSketchingEnabled().

onSketchingFinished()

void GLViewer_Viewer::onSketchingFinished ( )

protectedvirtual

Selection by rectangle. [ virtual protected ]

References GLViewer_Selector::appendKey(), GLViewer_ViewSketcher::buttonState(), GLViewer_ViewSketcher::data(), getSelector(), mySketcher, Rect, GLViewer_Selector::select(), and GLViewer_ViewSketcher::type().

onSketchingStarted()

void GLViewer_Viewer::onSketchingStarted ( )

protectedvirtual

Unhilights detected entities. [ virtual protected ]

References unhilightDetected().

onTransformationFinished()

void GLViewer_Viewer::onTransformationFinished ( )

protectedvirtual

Unlock selection, removes event filter. [ virtual protected ]

References getSelector(), GLViewer_Selector::lock(), and myTransformer.

onTransformationStarted()

void GLViewer_Viewer::onTransformationStarted ( )

protectedvirtual

Unhilights detected entities, lock selection, sets event filter on the whole application. [ virtual protected ]

References getSelector(), GLViewer_Selector::lock(), myTransformer, and unhilightDetected().

onWheelEvent

void GLViewer_Viewer::onWheelEvent ( SUIT_ViewWindow *  , QWheelEvent *  e  )

protectedvirtualslot

Listens to mouse events of the active view. [ virtual protected slot ]

References handleWheel().

selectionChanged

void GLViewer_Viewer::selectionChanged ( SelectionChangeStatus  )

signal

setSelectionMode()

void GLViewer_Viewer::setSelectionMode

(

GLViewer_Viewer::SelectionMode

mode

)

Sets the selection mode for this viewer. [ public ]

References mySelMode, and onSelectionModeChanged().

setViewManager()

void GLViewer_Viewer::setViewManager ( SUIT_ViewManager *  theViewManager )

virtual

Sets new view manager

Parameters

theViewManager

- new view manager

Reimplemented from SUIT_ViewModel.

References onMouseEvent(), onWheelEvent(), and SUIT_ViewModel::setViewManager().

startOperations() [1/2]

virtual void GLViewer_Viewer::startOperations ( QMouseEvent *  )

inlineprotectedvirtual

Reimplemented in GLViewer_Viewer2d.

startOperations() [2/2]

virtual void GLViewer_Viewer::startOperations ( QWheelEvent *  )

inlineprotectedvirtual

Reimplemented in GLViewer_Viewer2d.

Type()

static QString GLViewer_Viewer::Type ( )

inlinestatic

unhilightDetected()

void GLViewer_Viewer::unhilightDetected ( )

protectedvirtual

Unhilights the currect detected objects. [ virtual private ]

References getSelector(), and GLViewer_Selector::undetectAll().

update()

void GLViewer_Viewer::update ( int  flags = 0 )

virtual

Updates all views of this viewer. Use 'flags' to customize update process. [ virtual public ]

References SUIT_ViewModel::getViewManager(), and SUIT_ViewManager::getViews().

updateOperations()

virtual bool GLViewer_Viewer::updateOperations ( QMouseEvent *  )

inlineprotectedvirtual

Reimplemented in GLViewer_Viewer2d.

Member Data Documentation

mySelector

GLViewer_Selector* GLViewer_Viewer::mySelector

protected

mySelMode

SelectionMode GLViewer_Viewer::mySelMode

protected

mySketcher

GLViewer_ViewSketcher* GLViewer_Viewer::mySketcher

protected

myTransformer

GLViewer_ViewTransformer* GLViewer_Viewer::myTransformer

protected

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

• src/GLViewer/GLViewer_Viewer.h
• src/GLViewer/GLViewer_Viewer.cxx