KoAnchorSelectionWidget Class Reference

#include <KoAnchorSelectionWidget.h>

Inheritance diagram for KoAnchorSelectionWidget:

Public Slots
void	slotGroupClicked (int id)

Signals
void	valueChanged (KoFlake::AnchorPosition id)

Public Member Functions
	KoAnchorSelectionWidget (QWidget *parent=0)
QSize	minimumSizeHint () const override
void	setValue (KoFlake::AnchorPosition value)
QSize	sizeHint () const override
KoFlake::AnchorPosition	value () const
QPointF	value (const QRectF rect, bool *valid) const
	~KoAnchorSelectionWidget () override
Public Member Functions inherited from Private
	Private (KisCanvas2 *c)

Public Attributes
QButtonGroup *	buttonGroup
std::array< QToolButton *, KoFlake::NumAnchorPositions >	buttons
Public Attributes inherited from Private
KisCanvas2 *	canvas
int	displayedFrame
int	intendedFrame

Private Attributes
QScopedPointer< Private >	m_d

Detailed Description

Definition at line 21 of file KoAnchorSelectionWidget.cpp.

Constructor & Destructor Documentation

KoAnchorSelectionWidget()

KoAnchorSelectionWidget::KoAnchorSelectionWidget ( QWidget * parent = 0 )

explicit

Definition at line 27 of file KoAnchorSelectionWidget.cpp.

    : QWidget(parent),
      m_d(new Private)
{
    QVector<QIcon> icons;
 
    icons << KisIconUtils::loadIcon("arrow-topleft");
    icons << KisIconUtils::loadIcon("arrow-up");
    icons << KisIconUtils::loadIcon("arrow-topright");
    icons << KisIconUtils::loadIcon("arrow-left");
    icons << QIcon(); // center
    icons << KisIconUtils::loadIcon("arrow-right");
    icons << KisIconUtils::loadIcon("arrow-downleft");
    icons << KisIconUtils::loadIcon("arrow-down");
    icons << KisIconUtils::loadIcon("arrow-downright");
    icons << QIcon(); // no anchor
 
    QGridLayout *gridLayout = new QGridLayout(this);
    gridLayout->setSpacing(0);
    gridLayout->setContentsMargins(0,0,0,0);
 
    m_d->buttonGroup = new QButtonGroup(this);
 
    for (int i = 0; i < KoFlake::NumAnchorPositions; i++) {
        QToolButton *button = new QToolButton(this);
        button->setCheckable(true);
        //button->setAutoRaise(true);
        button->setAutoExclusive(true);
        button->setIcon(icons[i]);
        button->setFocusPolicy(Qt::NoFocus);
        button->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
 
        if (i != KoFlake::NoAnchor) {
            gridLayout->addWidget(button, i / 3, i % 3, Qt::AlignCenter);
        } else {
            button->setVisible(false);
        }
 
        m_d->buttonGroup->addButton(button, i);
        m_d->buttons[i] = button;
    }
 
    connect(m_d->buttonGroup, SIGNAL(idClicked(int)), SLOT(slotGroupClicked(int)));
}

References button(), connect(), KisIconUtils::loadIcon(), m_d, KoFlake::NoAnchor, KoFlake::NumAnchorPositions, and slotGroupClicked().

~KoAnchorSelectionWidget()

KoAnchorSelectionWidget::~KoAnchorSelectionWidget ( )

override

Definition at line 72 of file KoAnchorSelectionWidget.cpp.

{
}

Member Function Documentation

minimumSizeHint()

QSize KoAnchorSelectionWidget::minimumSizeHint ( ) const

override

Definition at line 112 of file KoAnchorSelectionWidget.cpp.

{
    QFontMetrics metrics(this->font());
    const int minHeight = 3 * (metrics.height() + 5);
    return QSize(minHeight, minHeight);
}

setValue()

void KoAnchorSelectionWidget::setValue

(

KoFlake::AnchorPosition

value

)

Definition at line 87 of file KoAnchorSelectionWidget.cpp.

{
    if (value == this->value()) return;
 
    KisSignalsBlocker b(m_d->buttonGroup);
 
    if (value >= 0) {
        m_d->buttonGroup->button(int(value))->setChecked(true);
    } else {
        QAbstractButton *button = m_d->buttonGroup->checkedButton();
        if (button) {
            button->setChecked(false);
        }
    }
 
    Q_EMIT valueChanged(value);
}

References button(), m_d, value(), and valueChanged().

sizeHint()

QSize KoAnchorSelectionWidget::sizeHint ( ) const

override

Definition at line 105 of file KoAnchorSelectionWidget.cpp.

{
    const QSize minSize = minimumSizeHint();
    const int preferredHint = qMax(minSize.height(), height());
    return QSize(preferredHint, preferredHint);
}

References minimumSizeHint().

slotGroupClicked

void KoAnchorSelectionWidget::slotGroupClicked ( int id )

slot

Definition at line 119 of file KoAnchorSelectionWidget.cpp.

{
    KIS_SAFE_ASSERT_RECOVER_RETURN(id >= 0 && id < KoFlake::NumAnchorPositions);
    Q_EMIT valueChanged(KoFlake::AnchorPosition(id));
}

References KIS_SAFE_ASSERT_RECOVER_RETURN, KoFlake::NumAnchorPositions, and valueChanged().

value() [1/2]

KoFlake::AnchorPosition KoAnchorSelectionWidget::value

(

)

const

Definition at line 76 of file KoAnchorSelectionWidget.cpp.

{
    return KoFlake::AnchorPosition(m_d->buttonGroup->checkedId());
}

References m_d.

value() [2/2]

QPointF KoAnchorSelectionWidget::value	(	const QRectF	rect,
		bool *	valid ) const

Definition at line 81 of file KoAnchorSelectionWidget.cpp.

{
    KoFlake::AnchorPosition anchor = this->value();
    return anchorToPoint(anchor, rect, valid);
}

References value().

valueChanged

void KoAnchorSelectionWidget::valueChanged ( KoFlake::AnchorPosition id )

signal

Member Data Documentation

buttonGroup

QButtonGroup* KoAnchorSelectionWidget::buttonGroup

Definition at line 23 of file KoAnchorSelectionWidget.cpp.

buttons

std::array<QToolButton*, KoFlake::NumAnchorPositions> KoAnchorSelectionWidget::buttons

Definition at line 22 of file KoAnchorSelectionWidget.cpp.

m_d

QScopedPointer<Private> KoAnchorSelectionWidget::m_d

private

Definition at line 38 of file KoAnchorSelectionWidget.h.

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

• libs/widgets/KoAnchorSelectionWidget.cpp
• libs/widgets/KoAnchorSelectionWidget.h