EllipseView Class Reference

Description

This is a View of ellipse mask (represented by EllipseItem) on GraphicsScene. Given view follows standard QGraphicsScene notations: (x,y) is top left corner.

Definition at line 25 of file EllipseView.h.

Inheritance diagram for EllipseView:

Collaboration diagram for EllipseView:

Public Member Functions
	EllipseView (EllipseItem *item)
	~EllipseView () override
virtual void	addView (IShape2DView *childView, int row=0)
QRectF	boundingRect () const override
SessionItem *	parameterizedItem () const override
void	setSceneAdaptor (const ISceneAdaptor *adaptor)
int	type () const override

Protected Slots
void	onChangedX () override
void	onChangedY () override
void	onPropertyChange () override

Protected Member Functions
bool	blockOnProperty () const
void	create_size_handle_elements ()
void	disconnectFromItem (SessionItem *item)
qreal	fromSceneX (qreal value) const
	convert scene coordinates to ColorMap plot coordinates More...
qreal	fromSceneY (qreal value) const
qreal	height () const
QVariant	itemChange (GraphicsItemChange change, const QVariant &value) override
	Track if item selected/deselected and show/hide size handles. More...
QPainterPath	maskedShape () const
	Returns the shape with all masking already applied. More...
void	mouseMoveEvent (QGraphicsSceneMouseEvent *event) override
void	mouseReleaseEvent (QGraphicsSceneMouseEvent *event) override
void	paint (QPainter *painter, const QStyleOptionGraphicsItem *, QWidget *) override
void	setBlockOnProperty (bool value)
QPainterPath	shape () const override
qreal	toSceneX (qreal value) const
qreal	toSceneY (qreal value) const
virtual void	update_bounding_rect ()
	updates view's bounding rectangle using item properties More...
void	update_view () override
	update visual appearance of view (triggered by ISceneAdaptor) More...
qreal	width () const
	Returns width of the rectangle. More...

Protected Attributes
SizeHandleElement *	m_activeHandleElement
const ISceneAdaptor *	m_adaptor
bool	m_block_on_property_change
QRectF	m_bounding_rect
QRectF	m_mask_rect
	mask rectangle in scene coordinates More...
QMap< SizeHandleElement::EHandleLocation, SizeHandleElement * >	m_resize_handles
	coordinates of corner opposite to the grip corner at the moment it first clicked in scene coordinates More...
QPointF	m_resize_opposite_origin

Private Slots
void	onSizeHandleElementRequest (bool going_to_resize)
	triggered by SizeHandleElement More...

Private Member Functions
qreal	bottom () const override
	Returns the y-coordinate of the rectangle's bottom edge. More...
qreal	left () const override
	Returns the x-coordinate of the rectangle's left edge. More...
QRectF	mask_rectangle () override
void	onItemDestroyed () override
void	onItemPropertyChange (const QString &propertyName)
qreal	right () const override
	Returns the x-coordinate of the rectangle's right edge. More...
qreal	top () const override
	Returns the y-coordinate of the rectangle's top edge. More...
void	update_position () override
	updates position of view using item properties More...

Private Attributes
EllipseItem *	m_item

Constructor & Destructor Documentation

EllipseView()

EllipseView::EllipseView ( EllipseItem *  item )

explicit

Definition at line 20 of file EllipseView.cpp.

    : RectangleBaseView(item)
    , m_item(item)
{
}

~EllipseView()

EllipseView::~EllipseView ( )

override

Definition at line 26 of file EllipseView.cpp.

{
    disconnectFromItem(m_item);
}

References IShape2DView::disconnectFromItem(), and m_item.

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Member Function Documentation

addView()

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

virtualinherited

Reimplemented in PolygonView.

Definition at line 129 of file IShape2DView.cpp.

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

Referenced by MaskGraphicsScene::updateViews().

blockOnProperty()

bool IShape2DView::blockOnProperty ( ) const

protectedinherited

Definition at line 140 of file IShape2DView.cpp.

{
    return m_block_on_property_change;
}

References IShape2DView::m_block_on_property_change.

bottom()

qreal EllipseView::bottom ( ) const

overrideprivatevirtual

Returns the y-coordinate of the rectangle's bottom edge.

Implements RectangleBaseView.

Definition at line 153 of file EllipseView.cpp.

{
    return toSceneY(m_item->yCenter() - m_item->yRadius());
}

References m_item, IShape2DView::toSceneY(), EllipseItem::yCenter(), and EllipseItem::yRadius().

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boundingRect()

QRectF IShape2DView::boundingRect ( ) const

overrideinherited

Definition at line 50 of file IShape2DView.cpp.

{
    return m_bounding_rect;
}

References IShape2DView::m_bounding_rect.

create_size_handle_elements()

void RectangleBaseView::create_size_handle_elements ( )

protectedinherited

Definition at line 103 of file RectangleBaseView.cpp.

{
    QList<SizeHandleElement::EHandleLocation> points;
    points << SizeHandleElement::TOPLEFT << SizeHandleElement::TOPMIDDLE
           << SizeHandleElement::TOPRIGHT << SizeHandleElement::MIDDLERIGHT
           << SizeHandleElement::BOTTOMRIGHT << SizeHandleElement::BOTTOMMIDLE
           << SizeHandleElement::BOTTOMLEFT << SizeHandleElement::MIDDLELEFT;
 
    for (SizeHandleElement::EHandleLocation point_type : points) {
        auto* el = new SizeHandleElement(point_type, this);
        connect(el, &SizeHandleElement::resize_request, this,
                &RectangleBaseView::onSizeHandleElementRequest);
        el->setVisible(false);
        m_resize_handles[point_type] = el;
    }
}

References SizeHandleElement::BOTTOMLEFT, SizeHandleElement::BOTTOMMIDLE, SizeHandleElement::BOTTOMRIGHT, RectangleBaseView::m_resize_handles, SizeHandleElement::MIDDLELEFT, SizeHandleElement::MIDDLERIGHT, RectangleBaseView::onSizeHandleElementRequest(), SizeHandleElement::resize_request(), SizeHandleElement::TOPLEFT, SizeHandleElement::TOPMIDDLE, and SizeHandleElement::TOPRIGHT.

Referenced by RectangleBaseView::RectangleBaseView().

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disconnectFromItem()

void IShape2DView::disconnectFromItem ( SessionItem *  item )

protectedinherited

Definition at line 145 of file IShape2DView.cpp.

{
    if (item)
        item->mapper()->unsubscribe(this);
}

References SessionItem::mapper(), and ModelMapper::unsubscribe().

Referenced by ~EllipseView(), HorizontalLineView::~HorizontalLineView(), MaskAllView::~MaskAllView(), MaskContainerView::~MaskContainerView(), PolygonPointView::~PolygonPointView(), PolygonView::~PolygonView(), RectangleView::~RectangleView(), and VerticalLineView::~VerticalLineView().

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fromSceneX()

qreal IShape2DView::fromSceneX ( qreal  value ) const

protectedinherited

convert scene coordinates to ColorMap plot coordinates

Definition at line 119 of file IShape2DView.cpp.

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

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

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

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fromSceneY()

qreal IShape2DView::fromSceneY ( qreal  value ) const

protectedinherited

Definition at line 124 of file IShape2DView.cpp.

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

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

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

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height()

qreal RectangleBaseView::height ( ) const

protectedinherited

Definition at line 98 of file RectangleBaseView.cpp.

{
    return bottom() - top();
}

References RectangleBaseView::bottom(), and RectangleBaseView::top().

Referenced by mask_rectangle(), RectangleView::mask_rectangle(), and mouseMoveEvent().

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itemChange()

QVariant RectangleBaseView::itemChange ( GraphicsItemChange  change, const QVariant &  value  )

overrideprotectedinherited

Track if item selected/deselected and show/hide size handles.

Definition at line 51 of file RectangleBaseView.cpp.

{
    if (change == QGraphicsItem::ItemSelectedChange) {
        for (auto it = m_resize_handles.begin(); it != m_resize_handles.end(); ++it)
            it.value()->setVisible(!this->isSelected());
    }
    return value;
}

References RectangleBaseView::m_resize_handles.

left()

qreal EllipseView::left ( ) const

overrideprivatevirtual

Returns the x-coordinate of the rectangle's left edge.

Implements RectangleBaseView.

Definition at line 132 of file EllipseView.cpp.

{
    return toSceneX(m_item->xCenter() - m_item->xRadius());
}

References m_item, IShape2DView::toSceneX(), EllipseItem::xCenter(), and EllipseItem::xRadius().

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mask_rectangle()

QRectF EllipseView::mask_rectangle ( )

overrideprivatevirtual

Implements RectangleBaseView.

Definition at line 125 of file EllipseView.cpp.

{
    return QRectF(-width() / 2., -height() / 2., width(), height());
}

References RectangleBaseView::height(), and RectangleBaseView::width().

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maskedShape()

QPainterPath IShape2DView::maskedShape ( ) const

protectedinherited

Returns the shape with all masking already applied.

Definition at line 79 of file IShape2DView.cpp.

{
    static const QSet<MaskEditorHelper::EViewTypes> relevantMaskTypes = {
        MaskEditorHelper::RECTANGLE, MaskEditorHelper::POLYGON, MaskEditorHelper::VERTICALLINE,
        MaskEditorHelper::HORIZONTALLINE, MaskEditorHelper::ELLIPSE};
 
    QPainterPath resultingShape = mapToScene(shape());
    for (auto* item : scene()->items()) {
        auto* const maskItem = dynamic_cast<IShape2DView*>(item);
        if (!maskItem
            || !relevantMaskTypes.contains((MaskEditorHelper::EViewTypes)maskItem->type()))
            continue;
 
        const bool isMaskingItem = itemMaskValue(maskItem->parameterizedItem());
        const bool isOnTop = maskItem->zValue() > zValue();
        if (isMaskingItem || !isOnTop)
            continue;
 
        const auto maskItemShape = maskItem->mapToScene(maskItem->shape());
        if (!maskItemShape.intersects(resultingShape))
            continue;
 
        // Item lays on top and is non-masking -> subtract the
        // path of the item
        resultingShape = resultingShape.subtracted(maskItemShape);
    }
 
    return mapFromScene(resultingShape);
}

References MaskEditorHelper::ELLIPSE, MaskEditorHelper::HORIZONTALLINE, MaskEditorHelper::POLYGON, MaskEditorHelper::RECTANGLE, and MaskEditorHelper::VERTICALLINE.

Referenced by IShape2DView::paint().

mouseMoveEvent()

void EllipseView::mouseMoveEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotected

Definition at line 53 of file EllipseView.cpp.

{
    if (m_activeHandleElement) {
        QPointF opposPos = mapFromScene(m_resize_opposite_origin);
        qreal xmin = std::min(event->pos().x(), opposPos.x());
        qreal xmax = std::max(event->pos().x(), opposPos.x());
        qreal ymin = std::min(event->pos().y(), opposPos.y());
        qreal ymax = std::max(event->pos().y(), opposPos.y());
        qreal width = xmax - xmin;
        qreal height = ymax - ymin;
 
        qreal xcenter = xmin + (xmax - xmin) / 2.;
        qreal ycenter = ymin + (ymax - ymin) / 2.;
 
        QPointF center(xcenter, ycenter);
        QPointF centerInScene = mapToScene(center);
 
        if (m_activeHandleElement->getHandleType() == SizeHandleElement::RESIZE) {
            m_item->setXCenter(fromSceneX(centerInScene.x()));
            m_item->setYCenter(fromSceneY(centerInScene.y()));
 
            m_item->setXRadius((fromSceneX(centerInScene.x() + width / 2.)
                                - fromSceneX(centerInScene.x() - width / 2.))
                               / 2.);
            m_item->setYRadius((fromSceneY(centerInScene.y() - height / 2.)
                                - fromSceneY(centerInScene.y() + height / 2.))
                               / 2.);
        } else if (m_activeHandleElement->getHandleType() == SizeHandleElement::RESIZE_HEIGHT) {
            m_item->setYCenter(fromSceneY(centerInScene.y()));
            m_item->setYRadius((fromSceneY(centerInScene.y() - height / 2.)
                                - fromSceneY(centerInScene.y() + height / 2.))
                               / 2.);
        } else if (m_activeHandleElement->getHandleType() == SizeHandleElement::RESIZE_WIDTH) {
            m_item->setXCenter(fromSceneX(centerInScene.x()));
            m_item->setXRadius((fromSceneX(centerInScene.x() + width / 2.)
                                - fromSceneX(centerInScene.x() - width / 2.))
                               / 2.);
        }
    } else {
        IShape2DView::mouseMoveEvent(event);
    }
}

References IShape2DView::fromSceneX(), IShape2DView::fromSceneY(), SizeHandleElement::getHandleType(), RectangleBaseView::height(), RectangleBaseView::m_activeHandleElement, m_item, RectangleBaseView::m_resize_opposite_origin, SizeHandleElement::RESIZE, SizeHandleElement::RESIZE_HEIGHT, SizeHandleElement::RESIZE_WIDTH, EllipseItem::setXCenter(), EllipseItem::setXRadius(), EllipseItem::setYCenter(), EllipseItem::setYRadius(), and RectangleBaseView::width().

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mouseReleaseEvent()

void RectangleBaseView::mouseReleaseEvent ( QGraphicsSceneMouseEvent *  event )

overrideprotectedinherited

Definition at line 61 of file RectangleBaseView.cpp.

{
    onSizeHandleElementRequest(false);
    IShape2DView::mouseReleaseEvent(event);
}

References RectangleBaseView::onSizeHandleElementRequest().

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onChangedX

void EllipseView::onChangedX ( )

overrideprotectedslot

Definition at line 31 of file EllipseView.cpp.

{
    setBlockOnProperty(true);
    m_item->setXCenter(fromSceneX(this->x()));
    setBlockOnProperty(false);
}

References IShape2DView::fromSceneX(), m_item, IShape2DView::setBlockOnProperty(), and EllipseItem::setXCenter().

Referenced by update_position().

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onChangedY

void EllipseView::onChangedY ( )

overrideprotectedslot

Definition at line 38 of file EllipseView.cpp.

{
    setBlockOnProperty(true);
    m_item->setYCenter(fromSceneY(this->y()));
    setBlockOnProperty(false);
}

References IShape2DView::fromSceneY(), m_item, IShape2DView::setBlockOnProperty(), and EllipseItem::setYCenter().

Referenced by update_position().

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onItemDestroyed()

void EllipseView::onItemDestroyed ( )

overrideprivatevirtual

Implements IShape2DView.

Definition at line 158 of file EllipseView.cpp.

{
    m_item = nullptr;
}

References m_item.

onItemPropertyChange()

void IShape2DView::onItemPropertyChange ( const QString &  propertyName )

privateinherited

Definition at line 151 of file IShape2DView.cpp.

{
    if (m_block_on_property_change)
        return;
 
    m_block_on_property_change = true;
 
    bool schedule_update = false;
    if (MaskItem::isMaskValuePropertyName(propertyName))
        schedule_update = true;
    else if (MaskItem::isIsVisiblePropertyName(propertyName)) {
        bool visible = false;
        if (auto* maskItem = dynamic_cast<MaskItem*>(parameterizedItem()))
            visible = maskItem->isVisibleValue();
        this->setVisible(visible);
        schedule_update = true;
    }
 
    onPropertyChange();
 
    if (schedule_update)
        update();
 
    m_block_on_property_change = false;
}

References MaskItem::isIsVisiblePropertyName(), MaskItem::isMaskValuePropertyName(), IShape2DView::m_block_on_property_change, IShape2DView::onPropertyChange(), and IShape2DView::parameterizedItem().

Referenced by IShape2DView::IShape2DView().

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onPropertyChange

void EllipseView::onPropertyChange ( )

overrideprotectedslot

Definition at line 45 of file EllipseView.cpp.

{
    update_view();
    setX(toSceneX(m_item->xCenter()));
    setY(toSceneY(m_item->yCenter()));
    setTransform(QTransform().rotate(-1.0 * m_item->angle()));
}

References EllipseItem::angle(), m_item, IShape2DView::toSceneX(), IShape2DView::toSceneY(), RectangleBaseView::update_view(), EllipseItem::xCenter(), and EllipseItem::yCenter().

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onSizeHandleElementRequest

void RectangleBaseView::onSizeHandleElementRequest ( bool  going_to_resize )

privateslotinherited

triggered by SizeHandleElement

Definition at line 35 of file RectangleBaseView.cpp.

{
    if (going_to_resize) {
        setFlag(QGraphicsItem::ItemIsMovable, false);
        m_activeHandleElement = qobject_cast<SizeHandleElement*>(sender());
        ASSERT(m_activeHandleElement);
        SizeHandleElement::EHandleLocation oposite_corner =
            m_activeHandleElement->getOppositeHandleLocation();
        m_resize_opposite_origin = m_resize_handles[oposite_corner]->scenePos();
    } else {
        setFlag(QGraphicsItem::ItemIsMovable, true);
        m_activeHandleElement = nullptr;
    }
}

References SizeHandleElement::getOppositeHandleLocation(), RectangleBaseView::m_activeHandleElement, RectangleBaseView::m_resize_handles, and RectangleBaseView::m_resize_opposite_origin.

Referenced by RectangleBaseView::create_size_handle_elements(), and RectangleBaseView::mouseReleaseEvent().

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paint()

void IShape2DView::paint ( QPainter *  painter, const QStyleOptionGraphicsItem *  , QWidget *    )

overrideprotectedinherited

Definition at line 70 of file IShape2DView.cpp.

{
    const bool isMasked = itemMaskValue(parameterizedItem());
    painter->setBrush(MaskEditorHelper::getMaskBrush(isMasked));
    painter->setPen(MaskEditorHelper::getMaskPen(isMasked));
    painter->setRenderHints(QPainter::Antialiasing);
    painter->drawPath(maskedShape());
}

References MaskEditorHelper::getMaskBrush(), MaskEditorHelper::getMaskPen(), IShape2DView::maskedShape(), and IShape2DView::parameterizedItem().

Referenced by PolygonView::paint().

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parameterizedItem()

SessionItem * EllipseView::parameterizedItem ( ) const

overridevirtual

Implements IShape2DView.

Definition at line 103 of file EllipseView.cpp.

{
    return m_item;
}

References m_item.

right()

qreal EllipseView::right ( ) const

overrideprivatevirtual

Returns the x-coordinate of the rectangle's right edge.

Implements RectangleBaseView.

Definition at line 139 of file EllipseView.cpp.

{
    return toSceneX(m_item->xCenter() + m_item->xRadius());
}

References m_item, IShape2DView::toSceneX(), EllipseItem::xCenter(), and EllipseItem::xRadius().

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setBlockOnProperty()

void IShape2DView::setBlockOnProperty ( bool  value )

protectedinherited

Definition at line 135 of file IShape2DView.cpp.

{
    m_block_on_property_change = value;
}

References IShape2DView::m_block_on_property_change.

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

setSceneAdaptor()

void IShape2DView::setSceneAdaptor ( const ISceneAdaptor *  adaptor )

inherited

Definition at line 55 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 IShape2DView::m_adaptor, ISceneAdaptor::update_request(), and IShape2DView::update_view().

Referenced by MaskViewFactory::createMaskView().

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shape()

QPainterPath EllipseView::shape ( ) const

overrideprotected

Definition at line 96 of file EllipseView.cpp.

{
    QPainterPath path;
    path.addEllipse(m_mask_rect);
    return path;
}

References RectangleBaseView::m_mask_rect.

top()

qreal EllipseView::top ( ) const

overrideprivatevirtual

Returns the y-coordinate of the rectangle's top edge.

Implements RectangleBaseView.

Definition at line 146 of file EllipseView.cpp.

{
    return toSceneY(m_item->yCenter() + m_item->yRadius());
}

References m_item, IShape2DView::toSceneY(), EllipseItem::yCenter(), and EllipseItem::yRadius().

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toSceneX()

qreal IShape2DView::toSceneX ( qreal  value ) const

protectedinherited

Definition at line 109 of file IShape2DView.cpp.

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

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

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

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toSceneY()

qreal IShape2DView::toSceneY ( qreal  value ) const

protectedinherited

Definition at line 114 of file IShape2DView.cpp.

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

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

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

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type()

int EllipseView::type ( ) const

inlineoverride

Definition at line 29 of file EllipseView.h.

{ return MaskEditorHelper::ELLIPSE; }

References MaskEditorHelper::ELLIPSE.

update_bounding_rect()

void RectangleBaseView::update_bounding_rect ( )

protectedvirtualinherited

updates view's bounding rectangle using item properties

Definition at line 76 of file RectangleBaseView.cpp.

{
    if (parameterizedItem()) {
        m_mask_rect = mask_rectangle();
        if (type() != MaskEditorHelper::REGIONOFINTEREST)
            m_bounding_rect = m_mask_rect.marginsAdded(
                QMarginsF(bbox_margins, bbox_margins, bbox_margins, bbox_margins));
    }
    for (QMap<SizeHandleElement::EHandleLocation, SizeHandleElement*>::iterator it =
             m_resize_handles.begin();
         it != m_resize_handles.end(); ++it) {
        it.value()->updateHandleElementPosition(m_mask_rect);
    }
}

References IShape2DView::m_bounding_rect, RectangleBaseView::m_mask_rect, RectangleBaseView::m_resize_handles, RectangleBaseView::mask_rectangle(), IShape2DView::parameterizedItem(), MaskEditorHelper::REGIONOFINTEREST, and RectangleBaseView::type().

Referenced by RectangleBaseView::update_view().

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update_position()

void EllipseView::update_position ( )

overrideprivatevirtual

updates position of view using item properties

Implements RectangleBaseView.

Definition at line 110 of file EllipseView.cpp.

{
    disconnect(this, &EllipseView::xChanged, this, &EllipseView::onChangedX);
    disconnect(this, &EllipseView::yChanged, this, &EllipseView::onChangedY);
 
    setX(toSceneX(m_item->xCenter()));
    setY(toSceneY(m_item->yCenter()));
 
    connect(this, &EllipseView::xChanged, this, &EllipseView::onChangedX);
    connect(this, &EllipseView::yChanged, this, &EllipseView::onChangedY);
 
    if (m_item->angle() != 0.0)
        setTransform(QTransform().rotate(-1.0 * m_item->angle()));
}

References EllipseItem::angle(), m_item, onChangedX(), onChangedY(), IShape2DView::toSceneX(), IShape2DView::toSceneY(), EllipseItem::xCenter(), and EllipseItem::yCenter().

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update_view()

void RectangleBaseView::update_view ( )

overrideprotectedvirtualinherited

update visual appearance of view (triggered by ISceneAdaptor)

Implements IShape2DView.

Definition at line 67 of file RectangleBaseView.cpp.

{
    prepareGeometryChange();
    update_bounding_rect();
    update_position();
}

References RectangleBaseView::update_bounding_rect(), and RectangleBaseView::update_position().

Referenced by RectangleView::mouseMoveEvent(), onPropertyChange(), RectangleView::onPropertyChange(), and RegionOfInterestView::update_view().

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width()

qreal RectangleBaseView::width ( ) const

protectedinherited

Returns width of the rectangle.

Definition at line 93 of file RectangleBaseView.cpp.

{
    return right() - left();
}

References RectangleBaseView::left(), and RectangleBaseView::right().

Referenced by mask_rectangle(), RectangleView::mask_rectangle(), and mouseMoveEvent().

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Member Data Documentation

m_activeHandleElement

SizeHandleElement* RectangleBaseView::m_activeHandleElement

protectedinherited

Definition at line 57 of file RectangleBaseView.h.

Referenced by mouseMoveEvent(), RectangleView::mouseMoveEvent(), and RectangleBaseView::onSizeHandleElementRequest().

m_adaptor

const ISceneAdaptor* IShape2DView::m_adaptor

protectedinherited

Definition at line 67 of file IShape2DView.h.

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

m_block_on_property_change

bool IShape2DView::m_block_on_property_change

protectedinherited

Definition at line 69 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 68 of file IShape2DView.h.

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

m_item

EllipseItem* EllipseView::m_item

private

Definition at line 55 of file EllipseView.h.

Referenced by ~EllipseView(), bottom(), left(), mouseMoveEvent(), onChangedX(), onChangedY(), onItemDestroyed(), onPropertyChange(), parameterizedItem(), right(), top(), and update_position().

m_mask_rect

QRectF RectangleBaseView::m_mask_rect

protectedinherited

mask rectangle in scene coordinates

Definition at line 52 of file RectangleBaseView.h.

Referenced by RectangleView::onChangedX(), RectangleView::onChangedY(), RegionOfInterestView::paint(), shape(), RectangleView::shape(), and RectangleBaseView::update_bounding_rect().

m_resize_handles

QMap<SizeHandleElement::EHandleLocation, SizeHandleElement*> RectangleBaseView::m_resize_handles

protectedinherited

coordinates of corner opposite to the grip corner at the moment it first clicked in scene coordinates

Definition at line 53 of file RectangleBaseView.h.

Referenced by RectangleBaseView::create_size_handle_elements(), RectangleBaseView::itemChange(), RectangleBaseView::onSizeHandleElementRequest(), and RectangleBaseView::update_bounding_rect().

m_resize_opposite_origin

QPointF RectangleBaseView::m_resize_opposite_origin

protectedinherited

Definition at line 56 of file RectangleBaseView.h.

Referenced by mouseMoveEvent(), RectangleView::mouseMoveEvent(), and RectangleBaseView::onSizeHandleElementRequest().

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

• /home/build/builds/o5h8MZZm/0/mlz/bornagain/GUI/View/Mask/EllipseView.h
• /home/build/builds/o5h8MZZm/0/mlz/bornagain/GUI/View/Mask/EllipseView.cpp