PolygonPointView Class Reference

This is a View of polygon point for PolygonMaskItem. More...

Inheritance diagram for PolygonPointView:

Collaboration diagram for PolygonPointView:

Signals
void	closePolygonRequest (bool)
void	propertyChanged ()

Public Member Functions
	PolygonPointView ()
virtual void	addView (IShape2DView *childView, int row=0)
QRectF	boundingRect () const
virtual SessionItem *	parameterizedItem ()
virtual void	setParameterizedItem (SessionItem *item)
void	setSceneAdaptor (const ISceneAdaptor *adaptor)
int	type () const
void	updateParameterizedItem (const QPointF &pos)

Protected Slots
virtual void	onChangedX ()
virtual void	onChangedY ()
virtual void	onPropertyChange (const QString &)
virtual void	update_view ()

Protected Member Functions
bool	blockOnProperty () const
qreal	fromSceneX (qreal value) const
	convert scene coordinates to ColorMap plot coordinates More...
qreal	fromSceneY (qreal value) const
void	hoverEnterEvent (QGraphicsSceneHoverEvent *event)
void	hoverLeaveEvent (QGraphicsSceneHoverEvent *event)
void	mouseMoveEvent (QGraphicsSceneMouseEvent *event)
void	paint (QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *)
double	par (const QString &property_name) const
void	setBlockOnProperty (bool value)
qreal	toSceneX (const QString &property_name) const
qreal	toSceneX (qreal value) const
qreal	toSceneY (const QString &property_name) const
qreal	toSceneY (qreal value) const

Protected Attributes
const ISceneAdaptor *	m_adaptor
bool	m_block_on_property_change
QRectF	m_bounding_rect
SessionItem *	m_item

Private Member Functions
void	onItemPropertyChange (const QString &propertyName)

Private Attributes
bool	m_on_hover

Detailed Description

This is a View of polygon point for PolygonMaskItem.

Definition at line 22 of file PolygonPointView.h.

Constructor & Destructor Documentation

PolygonPointView()

PolygonPointView::PolygonPointView

(

)

Definition at line 20 of file PolygonPointView.cpp.

                                   : m_on_hover(false)
{
    setFlag(QGraphicsItem::ItemIsMovable);
    setFlag(QGraphicsItem::ItemSendsGeometryChanges);
}

Member Function Documentation

addView()

void IShape2DView::addView ( IShape2DView *  childView, int  row = 0  )

virtualinherited

Reimplemented in PolygonView.

Definition at line 116 of file IShape2DView.cpp.

{
    if (!childItems().contains(childView))
        childView->setParentItem(this);
}

Referenced by MaskGraphicsScene::updateViews().

blockOnProperty()

bool IShape2DView::blockOnProperty ( ) const

protectedinherited

Definition at line 127 of file IShape2DView.cpp.

{
    return m_block_on_property_change;
}

References IShape2DView::m_block_on_property_change.

boundingRect()

QRectF PolygonPointView::boundingRect

(

)

const

Definition at line 26 of file PolygonPointView.cpp.

{
    return QRectF(-4, -4, 8, 8);
}

Referenced by paint().

closePolygonRequest

void PolygonPointView::closePolygonRequest ( bool  )

signal

Referenced by PolygonView::addView(), hoverEnterEvent(), and hoverLeaveEvent().

fromSceneX()

qreal IShape2DView::fromSceneX ( qreal  value ) const

protectedinherited

convert scene coordinates to ColorMap plot coordinates

Definition at line 106 of file IShape2DView.cpp.

{
    return m_adaptor ? m_adaptor->fromSceneX(value) : value;
}

References ISceneAdaptor::fromSceneX(), and IShape2DView::m_adaptor.

Referenced by EllipseView::mouseMoveEvent(), RectangleView::mouseMoveEvent(), EllipseView::onChangedX(), VerticalLineView::onChangedX(), RectangleView::onChangedX(), and updateParameterizedItem().

Here is the call graph for this function:

fromSceneY()

qreal IShape2DView::fromSceneY ( qreal  value ) const

protectedinherited

Definition at line 111 of file IShape2DView.cpp.

{
    return m_adaptor ? m_adaptor->fromSceneY(value) : value;
}

References ISceneAdaptor::fromSceneY(), and IShape2DView::m_adaptor.

Referenced by EllipseView::mouseMoveEvent(), RectangleView::mouseMoveEvent(), EllipseView::onChangedY(), HorizontalLineView::onChangedY(), RectangleView::onChangedY(), and updateParameterizedItem().

Here is the call graph for this function:

hoverEnterEvent()

void PolygonPointView::hoverEnterEvent ( QGraphicsSceneHoverEvent *  event )

protected

Definition at line 64 of file PolygonPointView.cpp.

{
    m_on_hover = true;
    emit closePolygonRequest(m_on_hover);
    IShape2DView::hoverEnterEvent(event);
}

References closePolygonRequest(), and m_on_hover.

hoverLeaveEvent()

void PolygonPointView::hoverLeaveEvent ( QGraphicsSceneHoverEvent *  event )

protected

Definition at line 71 of file PolygonPointView.cpp.

{
    m_on_hover = false;
    emit closePolygonRequest(m_on_hover);
    IShape2DView::hoverLeaveEvent(event);
}

References closePolygonRequest(), and m_on_hover.

mouseMoveEvent()

void PolygonPointView::mouseMoveEvent ( QGraphicsSceneMouseEvent *  event )

protected

Definition at line 59 of file PolygonPointView.cpp.

{
    updateParameterizedItem(event->scenePos());
}

References updateParameterizedItem().

Here is the call graph for this function:

onChangedX

virtual void IShape2DView::onChangedX ( )

inlineprotectedvirtualslotinherited

Definition at line 48 of file IShape2DView.h.

{}

Referenced by IShape2DView::IShape2DView().

onChangedY

virtual void IShape2DView::onChangedY ( )

inlineprotectedvirtualslotinherited

Definition at line 49 of file IShape2DView.h.

{}

Referenced by IShape2DView::IShape2DView().

onItemPropertyChange()

void IShape2DView::onItemPropertyChange ( const QString &  propertyName )

privateinherited

Definition at line 132 of file IShape2DView.cpp.

{
    if (m_block_on_property_change)
        return;
 
    m_block_on_property_change = true;
 
    bool schedule_update = false;
    if (propertyName == MaskItem::P_MASK_VALUE) {
        schedule_update = true;
    } else if (propertyName == MaskItem::P_IS_VISIBLE) {
        this->setVisible(parameterizedItem()->getItemValue(MaskItem::P_IS_VISIBLE).toBool());
        schedule_update = true;
    }
 
    onPropertyChange(propertyName);
 
    if (schedule_update)
        update();
 
    m_block_on_property_change = false;
}

References IShape2DView::m_block_on_property_change, IShape2DView::onPropertyChange(), MaskItem::P_IS_VISIBLE, MaskItem::P_MASK_VALUE, and IShape2DView::parameterizedItem().

Referenced by IShape2DView::setParameterizedItem().

Here is the call graph for this function:

onPropertyChange

void PolygonPointView::onPropertyChange ( const QString &  )

protectedvirtualslot

Definition at line 42 of file PolygonPointView.cpp.

{
    emit propertyChanged();
}

References propertyChanged().

paint()

void PolygonPointView::paint ( QPainter *  painter, const QStyleOptionGraphicsItem *  , QWidget *    )

protected

Definition at line 47 of file PolygonPointView.cpp.

{
    painter->setRenderHints(QPainter::Antialiasing);
    QBrush brush = MaskEditorHelper::getSelectionMarkerBrush();
    if (acceptHoverEvents() && m_on_hover) {
        brush.setColor(Qt::red);
    }
    painter->setBrush(brush);
    painter->setPen(MaskEditorHelper::getSelectionMarkerPen());
    painter->drawEllipse(boundingRect());
}

References boundingRect(), MaskEditorHelper::getSelectionMarkerBrush(), MaskEditorHelper::getSelectionMarkerPen(), and m_on_hover.

Here is the call graph for this function:

par()

double IShape2DView::par ( const QString &  property_name ) const

protectedinherited

Definition at line 81 of file IShape2DView.cpp.

{
    return m_item->getItemValue(property_name).toReal();
}

References SessionItem::getItemValue(), and IShape2DView::m_item.

Referenced by EllipseView::bottom(), RectangleView::bottom(), EllipseView::left(), RectangleView::left(), EllipseView::onPropertyChange(), EllipseView::right(), RectangleView::right(), EllipseView::top(), RectangleView::top(), and EllipseView::update_position().

Here is the call graph for this function:

parameterizedItem()

SessionItem * IShape2DView::parameterizedItem ( )

virtualinherited

Definition at line 61 of file IShape2DView.cpp.

{
    return m_item;
}

References IShape2DView::m_item.

Referenced by IShape2DView::onItemPropertyChange().

propertyChanged

void PolygonPointView::propertyChanged ( )

signal

Referenced by PolygonView::addView(), onPropertyChange(), and PolygonView::update_points().

setBlockOnProperty()

void IShape2DView::setBlockOnProperty ( bool  value )

protectedinherited

Definition at line 122 of file IShape2DView.cpp.

{
    m_block_on_property_change = value;
}

References IShape2DView::m_block_on_property_change.

Referenced by EllipseView::onChangedX(), VerticalLineView::onChangedX(), RectangleView::onChangedX(), EllipseView::onChangedY(), HorizontalLineView::onChangedY(), and RectangleView::onChangedY().

setParameterizedItem()

void IShape2DView::setParameterizedItem ( SessionItem *  item )

virtualinherited

Definition at line 41 of file IShape2DView.cpp.

{
    if (m_item == item) {
        return;
 
    } else {
        if (m_item)
            m_item->mapper()->unsubscribe(this);
 
        m_item = item;
        if (!m_item)
            return;
 
        m_item->mapper()->setOnPropertyChange(
            [this](const QString& name) { onItemPropertyChange(name); }, this);
 
        m_item->mapper()->setOnItemDestroy([this](SessionItem*) { m_item = 0; }, this);
    }
}

References IShape2DView::m_item, SessionItem::mapper(), RealSpace::Particles::name(), IShape2DView::onItemPropertyChange(), ModelMapper::setOnItemDestroy(), ModelMapper::setOnPropertyChange(), and ModelMapper::unsubscribe().

Referenced by MaskViewFactory::createMaskView().

Here is the call graph for this function:

setSceneAdaptor()

void IShape2DView::setSceneAdaptor ( const ISceneAdaptor *  adaptor )

inherited

Definition at line 66 of file IShape2DView.cpp.

{
    ASSERT(adaptor);
 
    if (m_adaptor != adaptor) {
        if (m_adaptor)
            disconnect(m_adaptor, &ISceneAdaptor::update_request, this, &IShape2DView::update_view);
 
        m_adaptor = adaptor;
        connect(m_adaptor, &ISceneAdaptor::update_request, this, &IShape2DView::update_view,
                Qt::UniqueConnection);
        update_view();
    }
}

References ASSERT, IShape2DView::m_adaptor, ISceneAdaptor::update_request(), and IShape2DView::update_view().

Referenced by MaskViewFactory::createMaskView().

Here is the call graph for this function:

toSceneX() [1/2]

qreal IShape2DView::toSceneX ( const QString &  property_name ) const

protectedinherited

Definition at line 86 of file IShape2DView.cpp.

{
    return toSceneX(m_item->getItemValue(property_name).toReal());
}

References SessionItem::getItemValue(), and IShape2DView::m_item.

Referenced by EllipseView::left(), RectangleView::left(), EllipseView::onPropertyChange(), VerticalLineView::onPropertyChange(), EllipseView::right(), RectangleView::right(), PolygonView::update_polygon(), EllipseView::update_position(), RectangleView::update_position(), and VerticalLineView::update_view().

Here is the call graph for this function:

toSceneX() [2/2]

qreal IShape2DView::toSceneX ( qreal  value ) const

protectedinherited

Definition at line 91 of file IShape2DView.cpp.

{
    return m_adaptor ? m_adaptor->toSceneX(value) : value;
}

References IShape2DView::m_adaptor, and ISceneAdaptor::toSceneX().

Here is the call graph for this function:

toSceneY() [1/2]

qreal IShape2DView::toSceneY ( const QString &  property_name ) const

protectedinherited

Definition at line 96 of file IShape2DView.cpp.

{
    return toSceneY(m_item->getItemValue(property_name).toReal());
}

References SessionItem::getItemValue(), and IShape2DView::m_item.

Referenced by EllipseView::bottom(), RectangleView::bottom(), EllipseView::onPropertyChange(), HorizontalLineView::onPropertyChange(), EllipseView::top(), RectangleView::top(), PolygonView::update_polygon(), EllipseView::update_position(), RectangleView::update_position(), and HorizontalLineView::update_view().

Here is the call graph for this function:

toSceneY() [2/2]

qreal IShape2DView::toSceneY ( qreal  value ) const

protectedinherited

Definition at line 101 of file IShape2DView.cpp.

{
    return m_adaptor ? m_adaptor->toSceneY(value) : value;
}

References IShape2DView::m_adaptor, and ISceneAdaptor::toSceneY().

Here is the call graph for this function:

type()

int PolygonPointView::type ( ) const

inlinevirtual

Reimplemented from IShape2DView.

Definition at line 26 of file PolygonPointView.h.

{ return MaskEditorHelper::POLYGONPOINT; }

References MaskEditorHelper::POLYGONPOINT.

update_view

void PolygonPointView::update_view ( )

protectedvirtualslot

Definition at line 37 of file PolygonPointView.cpp.

{
    update();
}

updateParameterizedItem()

void PolygonPointView::updateParameterizedItem

(

const QPointF &

pos

)

Definition at line 31 of file PolygonPointView.cpp.

{
    m_item->setItemValue(PolygonPointItem::P_POSX, fromSceneX(pos.x()));
    m_item->setItemValue(PolygonPointItem::P_POSY, fromSceneY(pos.y()));
}

References IShape2DView::fromSceneX(), IShape2DView::fromSceneY(), IShape2DView::m_item, PolygonPointItem::P_POSX, PolygonPointItem::P_POSY, and SessionItem::setItemValue().

Referenced by mouseMoveEvent(), and PolygonView::update_points().

Here is the call graph for this function:

Member Data Documentation

m_adaptor

const ISceneAdaptor* IShape2DView::m_adaptor

protectedinherited

Definition at line 66 of file IShape2DView.h.

Referenced by IShape2DView::fromSceneX(), IShape2DView::fromSceneY(), IShape2DView::setSceneAdaptor(), IShape2DView::toSceneX(), IShape2DView::toSceneY(), IntensityDataView::update_view(), VerticalLineView::update_view(), HorizontalLineView::update_view(), MaskAllView::update_view(), and MaskContainerView::update_view().

m_block_on_property_change

bool IShape2DView::m_block_on_property_change

protectedinherited

Definition at line 68 of file IShape2DView.h.

Referenced by IShape2DView::blockOnProperty(), IShape2DView::onItemPropertyChange(), and IShape2DView::setBlockOnProperty().

m_bounding_rect

QRectF IShape2DView::m_bounding_rect

protectedinherited

Definition at line 67 of file IShape2DView.h.

Referenced by IShape2DView::boundingRect(), VerticalLineView::paint(), HorizontalLineView::paint(), MaskAllView::paint(), RectangleBaseView::update_bounding_rect(), PolygonView::update_polygon(), IntensityDataView::update_view(), VerticalLineView::update_view(), HorizontalLineView::update_view(), MaskAllView::update_view(), and MaskContainerView::update_view().

m_item

SessionItem* IShape2DView::m_item

protectedinherited

Definition at line 65 of file IShape2DView.h.

Referenced by IShape2DView::~IShape2DView(), PolygonView::closePolygonIfNecessary(), PolygonView::isClosedPolygon(), EllipseView::mouseMoveEvent(), RectangleView::mouseMoveEvent(), EllipseView::onChangedX(), VerticalLineView::onChangedX(), RectangleView::onChangedX(), EllipseView::onChangedY(), HorizontalLineView::onChangedY(), RectangleView::onChangedY(), EllipseView::paint(), VerticalLineView::paint(), HorizontalLineView::paint(), PolygonView::paint(), RectangleView::paint(), IShape2DView::par(), IShape2DView::parameterizedItem(), IShape2DView::setParameterizedItem(), IShape2DView::toSceneX(), IShape2DView::toSceneY(), RectangleBaseView::update_bounding_rect(), PolygonView::update_polygon(), and updateParameterizedItem().

m_on_hover

bool PolygonPointView::m_on_hover

private

Definition at line 49 of file PolygonPointView.h.

Referenced by hoverEnterEvent(), hoverLeaveEvent(), and paint().

---

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

• /home/www/ba/GUI/coregui/Views/MaskWidgets/PolygonPointView.h
• /home/www/ba/GUI/coregui/Views/MaskWidgets/PolygonPointView.cpp