GraphicsView_Viewer Class Reference

#include <GraphicsView_Viewer.h>

Inheritance diagram for GraphicsView_Viewer:

Public Types
enum	TransformType {   NoTransform , Reset , FitAll , FitRect ,   FitSelect , Zoom , PanGlobal , Pan ,   FitWidth , UserTransform = 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 (GV_SelectionChangeStatus)
void	wheelScaleChanged ()

Public Member Functions
	GraphicsView_Viewer (const QString &title, QWidget *widget=NULL)
	~GraphicsView_Viewer ()
virtual SUIT_ViewWindow *	createView (SUIT_Desktop *)
virtual QString	getType () const
virtual void	contextMenuPopup (QMenu *)
GraphicsView_Selector *	getSelector ()
GraphicsView_ViewFrame *	getActiveView () const
GraphicsView_ViewPort *	getActiveViewPort () const
GraphicsView_Scene *	getActiveScene () const
void	activateTransform (int)
bool	isInitialized () const
void	setIsInitialized (bool)
Public Member Functions inherited from SUIT_ViewModel
	SUIT_ViewModel ()
virtual	~SUIT_ViewModel ()
virtual void	setViewManager (SUIT_ViewManager *theViewManager)
SUIT_ViewManager *	getViewManager () const
virtual void	applyClippingPlanes (bool theUpdateHatch)

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 Types
enum	QueueOperation { BringToFront , SendToBack , BringForward , SendBackward }

Protected Slots
virtual void	onKeyEvent (QKeyEvent *)
virtual void	onMouseEvent (QGraphicsSceneMouseEvent *)
virtual void	onWheelEvent (QGraphicsSceneWheelEvent *)
virtual void	onSketchingFinished (QPainterPath)
virtual void	onSelectionDone (GV_SelectionChangeStatus)
virtual void	onSelectionCancel ()
virtual void	onChangeBgColor ()

Protected Member Functions
virtual GraphicsView_ViewTransformer *	createTransformer (int)
virtual GraphicsView_ViewFrame *	createViewFrame (SUIT_Desktop *theDesktop, QWidget *theWidget)
virtual void	onTransformationStarted ()
virtual void	onTransformationFinished ()
virtual void	handleKeyPress (QKeyEvent *)
virtual void	handleKeyRelease (QKeyEvent *)
virtual void	handleMouseMove (QGraphicsSceneMouseEvent *)
virtual void	handleMousePress (QGraphicsSceneMouseEvent *)
virtual void	handleMouseRelease (QGraphicsSceneMouseEvent *)
virtual void	handleWheel (QGraphicsSceneWheelEvent *)
void	processQueueOperation (const QueueOperation)

Protected Attributes
GraphicsView_Selector *	mySelector
GraphicsView_ViewTransformer *	myTransformer
QWidget *	myWidget
bool	myIsInitialized
Protected Attributes inherited from SUIT_ViewModel
SUIT_ViewManager *	myViewManager

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

Member Enumeration Documentation

QueueOperation

enum GraphicsView_Viewer::QueueOperation

protected

Enumerator
BringToFront
SendToBack
BringForward
SendBackward

TransformType

enum GraphicsView_Viewer::TransformType

Enumerator
NoTransform
Reset
FitAll
FitRect
FitSelect
Zoom
PanGlobal
Pan
FitWidth
UserTransform

Constructor & Destructor Documentation

GraphicsView_Viewer()

GraphicsView_Viewer::GraphicsView_Viewer	(	const QString &	title,
		QWidget *	widget = NULL
	)

~GraphicsView_Viewer()

GraphicsView_Viewer::~GraphicsView_Viewer

(

)

References mySelector.

Member Function Documentation

activateTransform()

void GraphicsView_Viewer::activateTransform

(

int

theType

)

References createTransformer(), GraphicsView_ViewTransformer::exec(), myTransformer, NoTransform, onTransformationFinished(), and onTransformationStarted().

contextMenuPopup()

void GraphicsView_Viewer::contextMenuPopup ( QMenu *  thePopup )

virtual

Reimplemented from SUIT_ViewModel.

References onChangeBgColor().

createTransformer()

GraphicsView_ViewTransformer * GraphicsView_Viewer::createTransformer ( int  theType )

protectedvirtual

createView()

SUIT_ViewWindow * GraphicsView_Viewer::createView ( SUIT_Desktop *  theDesktop )

virtual

Create new instance of view window on desktop theDesktop.

Return values

SUIT_ViewWindow*

- created view window pointer.

Reimplemented from SUIT_ViewModel.

References createViewFrame(), myWidget, onKeyEvent(), onMouseEvent(), onSketchingFinished(), and onWheelEvent().

createViewFrame()

GraphicsView_ViewFrame * GraphicsView_Viewer::createViewFrame ( SUIT_Desktop *  theDesktop, QWidget *  theWidget  )

protectedvirtual

getActiveScene()

GraphicsView_Scene * GraphicsView_Viewer::getActiveScene

(

)

const

References getActiveViewPort().

getActiveView()

GraphicsView_ViewFrame * GraphicsView_Viewer::getActiveView

(

)

const

References SUIT_ViewModel::getViewManager().

getActiveViewPort()

GraphicsView_ViewPort * GraphicsView_Viewer::getActiveViewPort

(

)

const

References getActiveView().

getSelector()

GraphicsView_Selector * GraphicsView_Viewer::getSelector

(

)

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

getType()

virtual QString GraphicsView_Viewer::getType ( ) const

inlinevirtual

Reimplemented from SUIT_ViewModel.

handleKeyPress()

void GraphicsView_Viewer::handleKeyPress ( QKeyEvent *  e )

protectedvirtual

References getActiveViewPort(), and getSelector().

handleKeyRelease()

void GraphicsView_Viewer::handleKeyRelease ( QKeyEvent *  )

protectedvirtual

handleMouseMove()

void GraphicsView_Viewer::handleMouseMove ( QGraphicsSceneMouseEvent *  e )

protectedvirtual

References GraphicsView_Selector::detect(), GraphicsView_ViewPort::drawPulling(), GraphicsView_ViewPort::drawSelectByRect(), GraphicsView_ViewPort::drawSketching(), GraphicsView_ViewPort::finishSelectByRect(), getActiveViewPort(), GraphicsView_ViewPort::getHighlightedObject(), getSelector(), GraphicsView_ViewPort::hasInteractionFlag(), GraphicsView_ViewPort::isDragging(), GraphicsView_ViewPort::isPrepareToSketch(), GraphicsView_ViewPort::isPulling(), GraphicsView_ViewPort::isSelectByRect(), GraphicsView_ViewPort::isSketching(), GraphicsView_ViewPort::Pulling, and GraphicsView_ViewPort::startPulling().

handleMousePress()

void GraphicsView_Viewer::handleMousePress ( QGraphicsSceneMouseEvent *  e )

protectedvirtual

References GraphicsView_ViewTransformer::accelKey(), activateTransform(), BS_Selection, getActiveViewPort(), GraphicsView_Selector::getAppendKey(), getSelector(), GraphicsView_ViewPort::ImmediateContextMenu, GraphicsView_ViewPort::ImmediateSelection, Pan, GraphicsView_ViewTransformer::panButton(), GraphicsView_ViewPort::Pulling, GraphicsView_Selector::select(), GraphicsView_ViewPort::Sketching, Zoom, and GraphicsView_ViewTransformer::zoomButton().

handleMouseRelease()

void GraphicsView_Viewer::handleMouseRelease ( QGraphicsSceneMouseEvent *  e )

protectedvirtual

References BS_Selection, getActiveViewPort(), GraphicsView_Selector::getAppendKey(), getSelector(), and GraphicsView_Selector::select().

handleWheel()

void GraphicsView_Viewer::handleWheel ( QGraphicsSceneWheelEvent *  e )

protectedvirtual

References getActiveViewPort(), GraphicsView_ViewPort::GlobalWheelScaling, wheelScaleChanged(), and GraphicsView_ViewPort::WheelScaling.

isInitialized()

bool GraphicsView_Viewer::isInitialized ( ) const

inline

onChangeBgColor

void GraphicsView_Viewer::onChangeBgColor ( )

protectedvirtualslot

References getActiveViewPort().

onKeyEvent

void GraphicsView_Viewer::onKeyEvent ( QKeyEvent *  e )

protectedvirtualslot

References handleKeyPress(), and handleKeyRelease().

onMouseEvent

void GraphicsView_Viewer::onMouseEvent ( QGraphicsSceneMouseEvent *  e )

protectedvirtualslot

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

onSelectionCancel

void GraphicsView_Viewer::onSelectionCancel ( )

protectedvirtualslot

References GVSCS_Invalid, and selectionChanged().

onSelectionDone

void GraphicsView_Viewer::onSelectionDone ( GV_SelectionChangeStatus  theStatus )

protectedvirtualslot

References selectionChanged().

onSketchingFinished

void GraphicsView_Viewer::onSketchingFinished ( QPainterPath  )

protectedvirtualslot

onTransformationFinished()

void GraphicsView_Viewer::onTransformationFinished ( )

protectedvirtual

References getSelector(), and myTransformer.

onTransformationStarted()

void GraphicsView_Viewer::onTransformationStarted ( )

protectedvirtual

References getSelector(), and myTransformer.

onWheelEvent

void GraphicsView_Viewer::onWheelEvent ( QGraphicsSceneWheelEvent *  e )

protectedvirtualslot

References handleWheel().

processQueueOperation()

void GraphicsView_Viewer::processQueueOperation ( const  QueueOperation )

protected

selectionChanged

void GraphicsView_Viewer::selectionChanged ( GV_SelectionChangeStatus  )

signal

setIsInitialized()

void GraphicsView_Viewer::setIsInitialized

(

bool

theFlag

)

References myIsInitialized.

Type()

static QString GraphicsView_Viewer::Type ( )

inlinestatic

wheelScaleChanged

void GraphicsView_Viewer::wheelScaleChanged ( )

signal

Member Data Documentation

myIsInitialized

bool GraphicsView_Viewer::myIsInitialized

protected

mySelector

GraphicsView_Selector* GraphicsView_Viewer::mySelector

protected

myTransformer

GraphicsView_ViewTransformer* GraphicsView_Viewer::myTransformer

protected

myWidget

QWidget* GraphicsView_Viewer::myWidget

protected

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

• src/GraphicsView/GraphicsView_Viewer.h
• src/GraphicsView/GraphicsView_Viewer.cxx