GraphicsView_ViewPort Class Reference

#include <GraphicsView_ViewPort.h>

Inheritance diagram for GraphicsView_ViewPort:

Classes
class	ViewLabel

Public Types
enum	InteractionFlag {   Dragging = 0x0001 , Pulling = 0x0002 , WheelScaling = 0x0004 , EditFlags = Dragging | Pulling | WheelScaling ,   TraceBoundingRect = 0x0008 , DraggingByMiddleButton = 0x0010 , ImmediateContextMenu = 0x0020 , ImmediateSelection = 0x0040 ,   Sketching = 0x0080 , GlobalWheelScaling = 0x0100 }
enum	ViewLabelPosition {   VLP_None = 0 , VLP_TopLeft = 1 , VLP_TopRight = 2 , VLP_BottomLeft = 3 ,   VLP_BottomRight = 4 }
enum	SortType { NoSorting , SelectedFirst , SortByZLevel }

Public Slots
void	onBoundingRectChanged ()

Signals
void	vpKeyEvent (QKeyEvent *)
void	vpMouseEvent (QGraphicsSceneMouseEvent *)
void	vpWheelEvent (QGraphicsSceneWheelEvent *)
void	vpContextMenuEvent (QGraphicsSceneContextMenuEvent *)
void	vpSketchingFinished (QPainterPath)
void	vpObjectBeforeMoving ()
void	vpObjectAfterMoving (bool)

Public Member Functions
	Q_DECLARE_FLAGS (InteractionFlags, InteractionFlag) enum BlockStatus
	GraphicsView_ViewPort (QWidget *theParent)
	~GraphicsView_ViewPort ()
GraphicsView_Scene *	getScene ()
void	addItem (QGraphicsItem *theItem)
bool	isItemAdded (QGraphicsItem *theItem)
void	removeItem (QGraphicsItem *theItem)
void	clearItems ()
GraphicsView_ObjectList	getObjects (SortType theSortType=NoSorting) const
QRectF	objectsBoundingRect (bool theOnlyVisible=false) const
QImage	dumpView (bool theWholeScene=false, QSizeF theSize=QSizeF())
bool	dumpViewToFormat (const QString &fileName, const QString &format)
void	setSceneGap (double theSceneGap)
void	setFitAllGap (double theFitAllGap)
int	interactionFlags () const
bool	hasInteractionFlag (InteractionFlag theFlag)
void	setInteractionFlag (InteractionFlag theFlag, bool theIsEnabled=true)
void	setInteractionFlags (InteractionFlags theFlags)
void	setViewLabelPosition (ViewLabelPosition thePosition, bool theIsForced=false)
void	setViewLabelText (const QString &theText)
void	setMousePositionEnabled (bool theState)
QColor	backgroundColor () const
void	setBackgroundColor (const QColor &theColor)
bool	isForegroundEnabled () const
void	setForegroundEnabled (bool theState)
QSizeF	foregroundSize () const
void	setForegroundSize (const QSizeF &theRect)
double	foregroundMargin () const
void	setForegroundMargin (double theMargin)
QColor	foregroundColor () const
void	setForegroundColor (const QColor &theColor)
QColor	foregroundFrameColor () const
void	setForegroundFrameColor (const QColor &theColor)
double	foregroundFrameLineWidth () const
void	setForegroundFrameLineWidth (double theLineWidth)
void	updateForeground ()
void	setGridEnabled (bool theState)
void	setGridCellSize (int theCellSize)
void	setGridLineStyle (int theLineStyle)
void	setGridLineColor (const QColor &theLineColor)
void	updateGrid ()
void	reset ()
void	pan (double theDX, double theDY)
void	setCenter (double theX, double theY)
void	zoom (double theX1, double theY1, double theX2, double theY2)
void	fitRect (const QRectF &theRect)
void	fitSelect ()
void	fitAll (bool theKeepScale=false)
void	fitWidth ()
bool	isTransforming () const
void	applyTransform ()
int	zoomCoeff () const
void	setZoomCoeff (const int &theZoomCoeff)
bool	isUnlimitedPanning () const
void	setUnlimitedPanning (const bool &theValue)
BlockStatus	currentBlock ()
virtual void	highlight (double theX, double theY)
void	clearHighlighted ()
GraphicsView_Object *	getHighlightedObject () const
virtual int	select (const QRectF &theRect, bool theIsAppend)
void	clearSelected ()
void	setSelected (GraphicsView_Object *theObject)
int	nbSelected () const
void	initSelected ()
bool	moreSelected ()
bool	nextSelected ()
GraphicsView_Object *	selectedObject ()
const GraphicsView_ObjectList &	getSelectedObjects () const
void	startSelectByRect (int x, int y)
void	drawSelectByRect (int x, int y)
void	finishSelectByRect ()
bool	isSelectByRect () const
QRect	selectionRect ()
void	prepareToSketch (bool theStatus)
bool	isPrepareToSketch ()
void	startSketching (const QPointF &thePoint, bool theIsPath)
void	drawSketching (const QPointF &thePoint)
void	finishSketching (bool theStatus)
bool	isSketching (bool *theIsPath=0) const
bool	isDragging ()
bool	isDraggingSelectedByLeftButton () const
void	setDraggingSelectedByLeftButton (const bool &theValue)
bool	startPulling (const QPointF &)
void	drawPulling (const QPointF &)
void	finishPulling (bool theStatus)
bool	isPulling () const
bool	cancelCurrentOperation ()

Static Public Member Functions
static void	createCursors ()
static void	destroyCursors ()
static QCursor *	getDefaultCursor ()
static QCursor *	getHandCursor ()
static QCursor *	getPanCursor ()
static QCursor *	getPanglCursor ()
static QCursor *	getZoomCursor ()
static QCursor *	getSketchCursor ()

Protected Slots
void	onKeyEvent (QKeyEvent *)
void	onMouseEvent (QGraphicsSceneMouseEvent *)
void	onWheelEvent (QGraphicsSceneWheelEvent *)
void	onContextMenuEvent (QGraphicsSceneContextMenuEvent *)

Protected Member Functions
virtual void	scrollContentsBy (int theDX, int theDY)

Private Member Functions
void	initialize ()
void	cleanup ()
void	dragObjects (QGraphicsSceneMouseEvent *)

Private Attributes
GraphicsView_Scene *	myScene
double	mySceneGap
double	myFitAllGap
GraphicsView_ObjectList	myObjects
InteractionFlags	myInteractionFlags
ViewLabel *	myViewLabel
ViewLabelPosition	myViewLabelPosition
QGridLayout *	myViewLabelLayout
bool	myIsMousePositionEnabled
bool	myIsForegroundEnabled
QSizeF	myForegroundSize
double	myForegroundMargin
QColor	myForegroundColor
QColor	myForegroundFrameColor
double	myForegroundFrameLineWidth
QGraphicsRectItem *	myForegroundItem
bool	myIsGridEnabled
int	myGridCellSize
int	myGridLineStyle
QColor	myGridLineColor
QGraphicsPathItem *	myGridItem
bool	myIsTransforming
QTransform	myCurrentTransform
bool	myUnlimitedPanning
Qt::ScrollBarPolicy	myHBarPolicy
Qt::ScrollBarPolicy	myVBarPolicy
GraphicsView_Object *	myHighlightedObject
double	myHighlightX
double	myHighlightY
bool	myIsHighlighting
GraphicsView_ObjectList	mySelectedObjects
int	mySelectionIterator
QRubberBand *	myRectBand
QPoint	myFirstSelectionPoint
QPoint	myLastSelectionPoint
bool	myAreSelectionPointsInitialized
QGraphicsPathItem *	mySketchingItem
QPointF	mySketchingPoint
bool	myIsPrepareToSketch
bool	myIsSketching
bool	myIsSketchingByPath
int	myIsDragging
QPointF	myDragPosition
bool	myIsDragPositionInitialized
bool	myDraggingSelectedByLeftButton
bool	myIsPulling
GraphicsView_Object *	myPullingObject
QCursor	myStoredCursor
int	myZoomCoeff

Static Private Attributes
static int	nCounter = 0
static QCursor *	defCursor = 0
static QCursor *	handCursor = 0
static QCursor *	panCursor = 0
static QCursor *	panglCursor = 0
static QCursor *	zoomCursor = 0
static QCursor *	sketchCursor = 0

Member Enumeration Documentation

InteractionFlag

enum GraphicsView_ViewPort::InteractionFlag

Enumerator
Dragging
Pulling
WheelScaling
EditFlags
TraceBoundingRect
DraggingByMiddleButton
ImmediateContextMenu
ImmediateSelection
Sketching
GlobalWheelScaling

SortType

enum GraphicsView_ViewPort::SortType

Enumerator
NoSorting
SelectedFirst
SortByZLevel

ViewLabelPosition

enum GraphicsView_ViewPort::ViewLabelPosition

Enumerator
VLP_None
VLP_TopLeft
VLP_TopRight
VLP_BottomLeft
VLP_BottomRight

Constructor & Destructor Documentation

GraphicsView_ViewPort()

GraphicsView_ViewPort::GraphicsView_ViewPort

(

QWidget *

theParent

)

References EditFlags, initialize(), myFitAllGap, myForegroundColor, myForegroundFrameColor, myForegroundFrameLineWidth, myForegroundMargin, myForegroundSize, myGridCellSize, myGridLineColor, myGridLineStyle, myHBarPolicy, myIsForegroundEnabled, myIsGridEnabled, myScene, mySceneGap, myVBarPolicy, onBoundingRectChanged(), onContextMenuEvent(), onKeyEvent(), onMouseEvent(), onWheelEvent(), and setInteractionFlags().

~GraphicsView_ViewPort()

GraphicsView_ViewPort::~GraphicsView_ViewPort

(

)

References cleanup(), and myScene.

Member Function Documentation

addItem()

void GraphicsView_ViewPort::addItem

(

QGraphicsItem *

theItem

)

References myObjects, myScene, and onBoundingRectChanged().

applyTransform()

void GraphicsView_ViewPort::applyTransform

(

)

References getObjects().

backgroundColor()

QColor GraphicsView_ViewPort::backgroundColor

(

)

const

cancelCurrentOperation()

bool GraphicsView_ViewPort::cancelCurrentOperation

(

)

References finishPulling(), finishSketching(), getDefaultCursor(), getHighlightedObject(), initSelected(), isDragging(), isPrepareToSketch(), isPulling(), isSketching(), moreSelected(), myDragPosition, myIsDragging, myIsHighlighting, nextSelected(), and selectedObject().

cleanup()

void GraphicsView_ViewPort::cleanup ( )

private

References destroyCursors(), and nCounter.

clearHighlighted()

void GraphicsView_ViewPort::clearHighlighted

(

)

References myHighlightedObject, and GraphicsView_Object::unhighlight().

clearItems()

void GraphicsView_ViewPort::clearItems

(

)

References myHighlightedObject, myObjects, myScene, mySelectedObjects, and onBoundingRectChanged().

clearSelected()

void GraphicsView_ViewPort::clearSelected

(

)

References mySelectedObjects.

createCursors()

void GraphicsView_ViewPort::createCursors ( )

static

References defCursor, handCursor, QtxResourceMgr::loadPixmap(), panCursor, panglCursor, SUIT_Session::resourceMgr(), SUIT_Session::session(), sketchCursor, and zoomCursor.

currentBlock()

GraphicsView_ViewPort::BlockStatus GraphicsView_ViewPort::currentBlock

(

)

References BS_NoBlock, BS_Selection, isDragging(), isPulling(), myAreSelectionPointsInitialized, myDragPosition, myFirstSelectionPoint, and myLastSelectionPoint.

destroyCursors()

void GraphicsView_ViewPort::destroyCursors ( )

static

References defCursor, handCursor, panCursor, panglCursor, sketchCursor, and zoomCursor.

dragObjects()

void GraphicsView_ViewPort::dragObjects ( QGraphicsSceneMouseEvent *  e )

private

References DraggingByMiddleButton, getHighlightedObject(), hasInteractionFlag(), initSelected(), isDraggingSelectedByLeftButton(), GraphicsView_Object::isMovable(), GraphicsView_Object::isSelected(), moreSelected(), myDragPosition, nbSelected(), nextSelected(), and selectedObject().

drawPulling()

void GraphicsView_ViewPort::drawPulling

(

const QPointF &

thePoint

)

References getSelectedObjects(), myPullingObject, and GraphicsView_Object::pull().

drawSelectByRect()

void GraphicsView_ViewPort::drawSelectByRect	(	int	x,
		int	y
	)

References myAreSelectionPointsInitialized, myLastSelectionPoint, myRectBand, and selectionRect().

drawSketching()

void GraphicsView_ViewPort::drawSketching

(

const QPointF &

thePoint

)

References isSketching(), mySketchingItem, and mySketchingPoint.

dumpView()

QImage GraphicsView_ViewPort::dumpView	(	bool	theWholeScene = false,
		QSizeF	theSize = QSizeF()
	)

References myScene, and objectsBoundingRect().

dumpViewToFormat()

bool GraphicsView_ViewPort::dumpViewToFormat	(	const QString &	fileName,
		const QString &	format
	)

References myScene.

finishPulling()

void GraphicsView_ViewPort::finishPulling

(

bool

theStatus

)

References GraphicsView_Object::finishPulling(), getDefaultCursor(), getSelectedObjects(), myIsPulling, and myPullingObject.

finishSelectByRect()

void GraphicsView_ViewPort::finishSelectByRect

(

)

References myAreSelectionPointsInitialized, and myRectBand.

finishSketching()

void GraphicsView_ViewPort::finishSketching

(

bool

theStatus

)

References getDefaultCursor(), myIsSketching, mySketchingItem, prepareToSketch(), and vpSketchingFinished().

fitAll()

void GraphicsView_ViewPort::fitAll

(

bool

theKeepScale = false

)

References applyTransform(), myCurrentTransform, myFitAllGap, myIsTransforming, and objectsBoundingRect().

fitRect()

void GraphicsView_ViewPort::fitRect

(

const QRectF &

theRect

)

References applyTransform(), and myIsTransforming.

fitSelect()

void GraphicsView_ViewPort::fitSelect

(

)

References applyTransform(), initSelected(), moreSelected(), myIsTransforming, nextSelected(), and selectedObject().

fitWidth()

void GraphicsView_ViewPort::fitWidth

(

)

References applyTransform(), myFitAllGap, myIsTransforming, and objectsBoundingRect().

foregroundColor()

QColor GraphicsView_ViewPort::foregroundColor ( ) const

inline

foregroundFrameColor()

QColor GraphicsView_ViewPort::foregroundFrameColor ( ) const

inline

foregroundFrameLineWidth()

double GraphicsView_ViewPort::foregroundFrameLineWidth ( ) const

inline

foregroundMargin()

double GraphicsView_ViewPort::foregroundMargin ( ) const

inline

foregroundSize()

QSizeF GraphicsView_ViewPort::foregroundSize ( ) const

inline

getDefaultCursor()

static QCursor* GraphicsView_ViewPort::getDefaultCursor ( )

inlinestatic

getHandCursor()

static QCursor* GraphicsView_ViewPort::getHandCursor ( )

inlinestatic

getHighlightedObject()

GraphicsView_Object* GraphicsView_ViewPort::getHighlightedObject ( ) const

inline

getObjects()

GraphicsView_ObjectList GraphicsView_ViewPort::getObjects

(

SortType

theSortType = NoSorting

)

const

References myObjects, SelectedFirst, and SortByZLevel.

getPanCursor()

static QCursor* GraphicsView_ViewPort::getPanCursor ( )

inlinestatic

getPanglCursor()

static QCursor* GraphicsView_ViewPort::getPanglCursor ( )

inlinestatic

getScene()

GraphicsView_Scene* GraphicsView_ViewPort::getScene ( )

inline

getSelectedObjects()

const GraphicsView_ObjectList& GraphicsView_ViewPort::getSelectedObjects ( ) const

inline

getSketchCursor()

static QCursor* GraphicsView_ViewPort::getSketchCursor ( )

inlinestatic

getZoomCursor()

static QCursor* GraphicsView_ViewPort::getZoomCursor ( )

inlinestatic

hasInteractionFlag()

bool GraphicsView_ViewPort::hasInteractionFlag

(

InteractionFlag

theFlag

)

References interactionFlags().

highlight()

void GraphicsView_ViewPort::highlight ( double  theX, double  theY  )

virtual

References getObjects(), GraphicsView_Object::highlight(), myHighlightedObject, myHighlightX, myHighlightY, myIsHighlighting, SortByZLevel, and GraphicsView_Object::unhighlight().

initialize()

void GraphicsView_ViewPort::initialize ( )

private

References createCursors(), and nCounter.

initSelected()

void GraphicsView_ViewPort::initSelected

(

)

References mySelectionIterator.

interactionFlags()

int GraphicsView_ViewPort::interactionFlags

(

)

const

References myInteractionFlags.

isDragging()

bool GraphicsView_ViewPort::isDragging ( )

inline

isDraggingSelectedByLeftButton()

bool GraphicsView_ViewPort::isDraggingSelectedByLeftButton ( ) const

inline

isForegroundEnabled()

bool GraphicsView_ViewPort::isForegroundEnabled ( ) const

inline

isItemAdded()

bool GraphicsView_ViewPort::isItemAdded

(

QGraphicsItem *

theItem

)

References myObjects, and myScene.

isPrepareToSketch()

bool GraphicsView_ViewPort::isPrepareToSketch

(

)

References myIsPrepareToSketch.

isPulling()

bool GraphicsView_ViewPort::isPulling ( ) const

inline

isSelectByRect()

bool GraphicsView_ViewPort::isSelectByRect

(

)

const

References myAreSelectionPointsInitialized.

isSketching()

bool GraphicsView_ViewPort::isSketching

(

bool *

theIsPath = 0

)

const

References myIsSketching, and myIsSketchingByPath.

isTransforming()

bool GraphicsView_ViewPort::isTransforming ( ) const

inline

isUnlimitedPanning()

bool GraphicsView_ViewPort::isUnlimitedPanning ( ) const

inline

moreSelected()

bool GraphicsView_ViewPort::moreSelected

(

)

References mySelectionIterator, and nbSelected().

nbSelected()

int GraphicsView_ViewPort::nbSelected

(

)

const

References mySelectedObjects.

nextSelected()

bool GraphicsView_ViewPort::nextSelected

(

)

References mySelectionIterator, and nbSelected().

objectsBoundingRect()

QRectF GraphicsView_ViewPort::objectsBoundingRect

(

bool

theOnlyVisible = false

)

const

onBoundingRectChanged

void GraphicsView_ViewPort::onBoundingRectChanged ( )

slot

References hasInteractionFlag(), myScene, mySceneGap, objectsBoundingRect(), and TraceBoundingRect.

onContextMenuEvent

void GraphicsView_ViewPort::onContextMenuEvent ( QGraphicsSceneContextMenuEvent *  e )

protectedslot

References vpContextMenuEvent().

onKeyEvent

void GraphicsView_ViewPort::onKeyEvent ( QKeyEvent *  e )

protectedslot

References vpKeyEvent().

onMouseEvent

void GraphicsView_ViewPort::onMouseEvent ( QGraphicsSceneMouseEvent *  e )

protectedslot

References GraphicsView_ViewTransformer::accelKey(), Dragging, DraggingByMiddleButton, dragObjects(), EditFlags, getHighlightedObject(), hasInteractionFlag(), initSelected(), isDraggingSelectedByLeftButton(), isPulling(), moreSelected(), myDragPosition, myIsDragging, myIsMousePositionEnabled, myStoredCursor, nbSelected(), nextSelected(), selectedObject(), setViewLabelText(), vpMouseEvent(), vpObjectAfterMoving(), and vpObjectBeforeMoving().

onWheelEvent

void GraphicsView_ViewPort::onWheelEvent ( QGraphicsSceneWheelEvent *  e )

protectedslot

References vpWheelEvent().

pan()

void GraphicsView_ViewPort::pan	(	double	theDX,
		double	theDY
	)

References applyTransform(), isUnlimitedPanning(), myIsTransforming, myViewLabel, and GraphicsView_ViewPort::ViewLabel::setAcceptMoveEvents().

prepareToSketch()

void GraphicsView_ViewPort::prepareToSketch

(

bool

theStatus

)

References getSketchCursor(), and myIsPrepareToSketch.

Q_DECLARE_FLAGS()

GraphicsView_ViewPort::Q_DECLARE_FLAGS ( InteractionFlags  , InteractionFlag    )

inline

References BS_Dragging, BS_NoBlock, and BS_Selection.

removeItem()

void GraphicsView_ViewPort::removeItem

(

QGraphicsItem *

theItem

)

References myHighlightedObject, myObjects, myScene, mySelectedObjects, and onBoundingRectChanged().

reset()

void GraphicsView_ViewPort::reset

(

)

References fitAll().

scrollContentsBy()

void GraphicsView_ViewPort::scrollContentsBy ( int  theDX, int  theDY  )

protectedvirtual

References myViewLabel, and GraphicsView_ViewPort::ViewLabel::setAcceptMoveEvents().

select()

int GraphicsView_ViewPort::select ( const QRectF &  theRect, bool  theIsAppend  )

virtual

References GVSS_GlobalChanged, GVSS_Invalid, GVSS_LocalChanged, GVSS_NoChanged, GraphicsView_Object::isSelected(), myHighlightedObject, myHighlightX, myHighlightY, myIsHighlighting, mySelectedObjects, GraphicsView_Object::select(), and GraphicsView_Object::unselect().

selectedObject()

GraphicsView_Object * GraphicsView_ViewPort::selectedObject

(

)

References mySelectedObjects, mySelectionIterator, and nbSelected().

selectionRect()

QRect GraphicsView_ViewPort::selectionRect

(

)

References myAreSelectionPointsInitialized, myFirstSelectionPoint, and myLastSelectionPoint.

setBackgroundColor()

void GraphicsView_ViewPort::setBackgroundColor

(

const QColor &

theColor

)

setCenter()

void GraphicsView_ViewPort::setCenter	(	double	theX,
		double	theY
	)

References applyTransform(), myCurrentTransform, and myIsTransforming.

setDraggingSelectedByLeftButton()

void GraphicsView_ViewPort::setDraggingSelectedByLeftButton

(

const bool &

theValue

)

References myDraggingSelectedByLeftButton.

setFitAllGap()

void GraphicsView_ViewPort::setFitAllGap

(

double

theFitAllGap

)

References myFitAllGap.

setForegroundColor()

void GraphicsView_ViewPort::setForegroundColor

(

const QColor &

theColor

)

References myForegroundColor.

setForegroundEnabled()

void GraphicsView_ViewPort::setForegroundEnabled

(

bool

theState

)

References myIsForegroundEnabled.

setForegroundFrameColor()

void GraphicsView_ViewPort::setForegroundFrameColor

(

const QColor &

theColor

)

References myForegroundFrameColor.

setForegroundFrameLineWidth()

void GraphicsView_ViewPort::setForegroundFrameLineWidth

(

double

theLineWidth

)

References myForegroundFrameLineWidth.

setForegroundMargin()

void GraphicsView_ViewPort::setForegroundMargin

(

double

theMargin

)

References myForegroundMargin.

setForegroundSize()

void GraphicsView_ViewPort::setForegroundSize

(

const QSizeF &

theRect

)

References myForegroundSize.

setGridCellSize()

void GraphicsView_ViewPort::setGridCellSize

(

int

theCellSize

)

References myGridCellSize.

setGridEnabled()

void GraphicsView_ViewPort::setGridEnabled

(

bool

theState

)

References myIsGridEnabled.

setGridLineColor()

void GraphicsView_ViewPort::setGridLineColor

(

const QColor &

theLineColor

)

References myGridLineColor.

setGridLineStyle()

void GraphicsView_ViewPort::setGridLineStyle

(

int

theLineStyle

)

References myGridLineStyle.

setInteractionFlag()

void GraphicsView_ViewPort::setInteractionFlag	(	InteractionFlag	theFlag,
		bool	theIsEnabled = true
	)

References myInteractionFlags, and setInteractionFlags().

setInteractionFlags()

void GraphicsView_ViewPort::setInteractionFlags

(

InteractionFlags

theFlags

)

References myInteractionFlags.

setMousePositionEnabled()

void GraphicsView_ViewPort::setMousePositionEnabled

(

bool

theState

)

References myIsMousePositionEnabled, setViewLabelPosition(), setViewLabelText(), VLP_BottomLeft, and VLP_None.

setSceneGap()

void GraphicsView_ViewPort::setSceneGap

(

double

theSceneGap

)

References mySceneGap, and onBoundingRectChanged().

setSelected()

void GraphicsView_ViewPort::setSelected

(

GraphicsView_Object *

theObject

)

References mySelectedObjects, and GraphicsView_Object::setSelected().

setUnlimitedPanning()

void GraphicsView_ViewPort::setUnlimitedPanning

(

const bool &

theValue

)

References myHBarPolicy, myUnlimitedPanning, and myVBarPolicy.

setViewLabelPosition()

void GraphicsView_ViewPort::setViewLabelPosition	(	ViewLabelPosition	thePosition,
		bool	theIsForced = false
	)

References myViewLabel, myViewLabelLayout, VLP_BottomLeft, VLP_BottomRight, VLP_None, VLP_TopLeft, and VLP_TopRight.

setViewLabelText()

void GraphicsView_ViewPort::setViewLabelText

(

const QString &

theText

)

References myViewLabel.

setZoomCoeff()

void GraphicsView_ViewPort::setZoomCoeff

(

const int &

theZoomCoeff

)

References myZoomCoeff.

startPulling()

bool GraphicsView_ViewPort::startPulling

(

const QPointF &

thePoint

)

References myIsPulling, and myPullingObject.

startSelectByRect()

void GraphicsView_ViewPort::startSelectByRect	(	int	x,
		int	y
	)

References myAreSelectionPointsInitialized, myFirstSelectionPoint, myLastSelectionPoint, myRectBand, and Plot2d::Rectangle.

startSketching()

void GraphicsView_ViewPort::startSketching	(	const QPointF &	thePoint,
		bool	theIsPath
	)

References addItem(), myIsSketching, myIsSketchingByPath, mySketchingItem, mySketchingPoint, prepareToSketch(), and SKETCH_Z_VALUE.

updateForeground()

void GraphicsView_ViewPort::updateForeground

(

)

References FOREGROUND_Z_VALUE, myForegroundColor, myForegroundFrameColor, myForegroundFrameLineWidth, myForegroundItem, myForegroundMargin, myForegroundSize, myIsForegroundEnabled, myScene, mySceneGap, and updateGrid().

updateGrid()

void GraphicsView_ViewPort::updateGrid

(

)

References GRID_Z_VALUE, myForegroundSize, myGridCellSize, myGridItem, myGridLineColor, myGridLineStyle, myIsGridEnabled, and myScene.

vpContextMenuEvent

void GraphicsView_ViewPort::vpContextMenuEvent ( QGraphicsSceneContextMenuEvent *  )

signal

vpKeyEvent

void GraphicsView_ViewPort::vpKeyEvent ( QKeyEvent *  )

signal

vpMouseEvent

void GraphicsView_ViewPort::vpMouseEvent ( QGraphicsSceneMouseEvent *  )

signal

vpObjectAfterMoving

void GraphicsView_ViewPort::vpObjectAfterMoving ( bool  )

signal

vpObjectBeforeMoving

void GraphicsView_ViewPort::vpObjectBeforeMoving ( )

signal

vpSketchingFinished

void GraphicsView_ViewPort::vpSketchingFinished ( QPainterPath  )

signal

vpWheelEvent

void GraphicsView_ViewPort::vpWheelEvent ( QGraphicsSceneWheelEvent *  )

signal

zoom()

void GraphicsView_ViewPort::zoom	(	double	theX1,
		double	theY1,
		double	theX2,
		double	theY2
	)

References applyTransform(), myIsTransforming, and myZoomCoeff.

zoomCoeff()

int GraphicsView_ViewPort::zoomCoeff ( ) const

inline

Member Data Documentation

defCursor

QCursor * GraphicsView_ViewPort::defCursor = 0

staticprivate

handCursor

QCursor * GraphicsView_ViewPort::handCursor = 0

staticprivate

myAreSelectionPointsInitialized

bool GraphicsView_ViewPort::myAreSelectionPointsInitialized

private

myCurrentTransform

QTransform GraphicsView_ViewPort::myCurrentTransform

private

myDraggingSelectedByLeftButton

bool GraphicsView_ViewPort::myDraggingSelectedByLeftButton

private

myDragPosition

QPointF GraphicsView_ViewPort::myDragPosition

private

myFirstSelectionPoint

QPoint GraphicsView_ViewPort::myFirstSelectionPoint

private

myFitAllGap

double GraphicsView_ViewPort::myFitAllGap

private

myForegroundColor

QColor GraphicsView_ViewPort::myForegroundColor

private

myForegroundFrameColor

QColor GraphicsView_ViewPort::myForegroundFrameColor

private

myForegroundFrameLineWidth

double GraphicsView_ViewPort::myForegroundFrameLineWidth

private

myForegroundItem

QGraphicsRectItem* GraphicsView_ViewPort::myForegroundItem

private

myForegroundMargin

double GraphicsView_ViewPort::myForegroundMargin

private

myForegroundSize

QSizeF GraphicsView_ViewPort::myForegroundSize

private

myGridCellSize

int GraphicsView_ViewPort::myGridCellSize

private

myGridItem

QGraphicsPathItem* GraphicsView_ViewPort::myGridItem

private

myGridLineColor

QColor GraphicsView_ViewPort::myGridLineColor

private

myGridLineStyle

int GraphicsView_ViewPort::myGridLineStyle

private

myHBarPolicy

Qt::ScrollBarPolicy GraphicsView_ViewPort::myHBarPolicy

private

myHighlightedObject

GraphicsView_Object* GraphicsView_ViewPort::myHighlightedObject

private

myHighlightX

double GraphicsView_ViewPort::myHighlightX

private

myHighlightY

double GraphicsView_ViewPort::myHighlightY

private

myInteractionFlags

InteractionFlags GraphicsView_ViewPort::myInteractionFlags

private

myIsDragging

int GraphicsView_ViewPort::myIsDragging

private

myIsDragPositionInitialized

bool GraphicsView_ViewPort::myIsDragPositionInitialized

private

myIsForegroundEnabled

bool GraphicsView_ViewPort::myIsForegroundEnabled

private

myIsGridEnabled

bool GraphicsView_ViewPort::myIsGridEnabled

private

myIsHighlighting

bool GraphicsView_ViewPort::myIsHighlighting

private

myIsMousePositionEnabled

bool GraphicsView_ViewPort::myIsMousePositionEnabled

private

myIsPrepareToSketch

bool GraphicsView_ViewPort::myIsPrepareToSketch

private

myIsPulling

bool GraphicsView_ViewPort::myIsPulling

private

myIsSketching

bool GraphicsView_ViewPort::myIsSketching

private

myIsSketchingByPath

bool GraphicsView_ViewPort::myIsSketchingByPath

private

myIsTransforming

bool GraphicsView_ViewPort::myIsTransforming

private

myLastSelectionPoint

QPoint GraphicsView_ViewPort::myLastSelectionPoint

private

myObjects

GraphicsView_ObjectList GraphicsView_ViewPort::myObjects

private

myPullingObject

GraphicsView_Object* GraphicsView_ViewPort::myPullingObject

private

myRectBand

QRubberBand* GraphicsView_ViewPort::myRectBand

private

myScene

GraphicsView_Scene* GraphicsView_ViewPort::myScene

private

mySceneGap

double GraphicsView_ViewPort::mySceneGap

private

mySelectedObjects

GraphicsView_ObjectList GraphicsView_ViewPort::mySelectedObjects

private

mySelectionIterator

int GraphicsView_ViewPort::mySelectionIterator

private

mySketchingItem

QGraphicsPathItem* GraphicsView_ViewPort::mySketchingItem

private

mySketchingPoint

QPointF GraphicsView_ViewPort::mySketchingPoint

private

myStoredCursor

QCursor GraphicsView_ViewPort::myStoredCursor

private

myUnlimitedPanning

bool GraphicsView_ViewPort::myUnlimitedPanning

private

myVBarPolicy

Qt::ScrollBarPolicy GraphicsView_ViewPort::myVBarPolicy

private

myViewLabel

ViewLabel* GraphicsView_ViewPort::myViewLabel

private

myViewLabelLayout

QGridLayout* GraphicsView_ViewPort::myViewLabelLayout

private

myViewLabelPosition

ViewLabelPosition GraphicsView_ViewPort::myViewLabelPosition

private

myZoomCoeff

int GraphicsView_ViewPort::myZoomCoeff

private

nCounter

int GraphicsView_ViewPort::nCounter = 0

staticprivate

panCursor

QCursor * GraphicsView_ViewPort::panCursor = 0

staticprivate

panglCursor

QCursor * GraphicsView_ViewPort::panglCursor = 0

staticprivate

sketchCursor

QCursor * GraphicsView_ViewPort::sketchCursor = 0

staticprivate

zoomCursor

QCursor * GraphicsView_ViewPort::zoomCursor = 0

staticprivate

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

• src/GraphicsView/GraphicsView_ViewPort.h
• src/GraphicsView/GraphicsView_ViewPort.cxx