KisRoundHudButton Class Reference

#include <kis_round_hud_button.h>

Inheritance diagram for KisRoundHudButton:

Classes
struct	Private

Public Member Functions
	KisRoundHudButton (QWidget *parent)
void	setOnOffIcons (const QIcon &on, const QIcon &off)
	~KisRoundHudButton () override

Protected Member Functions
bool	hitButton (const QPoint &pos) const override
void	leaveEvent (QEvent *event) override
void	mouseMoveEvent (QMouseEvent *event) override
void	paintEvent (QPaintEvent *event) override

Private Attributes
const QScopedPointer< Private >	m_d

Detailed Description

Definition at line 15 of file kis_round_hud_button.h.

Constructor & Destructor Documentation

KisRoundHudButton()

KisRoundHudButton::KisRoundHudButton

(

QWidget *

parent

)

Definition at line 25 of file kis_round_hud_button.cpp.

    : QAbstractButton(parent),
      m_d(new Private)
{
    setMouseTracking(true);
}

~KisRoundHudButton()

KisRoundHudButton::~KisRoundHudButton ( )

override

Definition at line 32 of file kis_round_hud_button.cpp.

{
}

Member Function Documentation

hitButton()

bool KisRoundHudButton::hitButton ( const QPoint & pos ) const

overrideprotected

Definition at line 84 of file kis_round_hud_button.cpp.

{
    const int borderWidth = 3;
    const QPointF center = QRectF(rect()).center();
    const qreal radius = 0.5 * (center.x() + center.y()) - borderWidth;
 
    return kisDistance(center, pos) < radius;
}

References kisDistance().

leaveEvent()

void KisRoundHudButton::leaveEvent ( QEvent * event )

overrideprotected

Definition at line 104 of file kis_round_hud_button.cpp.

{
    Q_UNUSED(event);
    if (m_d->isHighlighted) {
        m_d->isHighlighted = false;
        update();
    }
 
    QAbstractButton::leaveEvent(event);
}

References m_d.

mouseMoveEvent()

void KisRoundHudButton::mouseMoveEvent ( QMouseEvent * event )

overrideprotected

Definition at line 93 of file kis_round_hud_button.cpp.

{
    bool isOver = hitButton(event->pos());
    if (isOver != m_d->isHighlighted) {
        m_d->isHighlighted = isOver;
        update();
    }
    
    QAbstractButton::mouseMoveEvent(event);
}

References hitButton(), and m_d.

paintEvent()

void KisRoundHudButton::paintEvent ( QPaintEvent * event )

overrideprotected

Definition at line 42 of file kis_round_hud_button.cpp.

{
    const int borderWidth = 3;
    const QPointF center = QRectF(rect()).center();
    const qreal radius = 0.5 * (center.x() + center.y()) - borderWidth;
 
    const QPen fgPen(palette().color(m_d->isHighlighted ? QPalette::Highlight : QPalette::WindowText), borderWidth);
    const QBrush bgBrush(palette().brush(isDown() || (isCheckable() && isChecked()) ? QPalette::Mid : QPalette::Window));
 
    QPainter painter(this);
    painter.setPen(fgPen);
    painter.setBrush(bgBrush);
    painter.setRenderHints(QPainter::Antialiasing);
 
    painter.drawEllipse(center, radius, radius);
 
    if (!icon().isNull()) {
        const QIcon::Mode mode = isEnabled() ? QIcon::Normal : QIcon::Disabled;
        const QIcon::State state = isCheckable() && isChecked() ? QIcon::On : QIcon::Off;
        const QSize size = iconSize();
 
        QPixmap pixmap = icon().pixmap(size, mode, state);
 
        QPointF iconOffset(0.5 * (width() - size.width()),
                           0.5 * (height() - size.height()));
 
        painter.drawPixmap(iconOffset, pixmap);
    }
 
    if (!m_d->onIcon.isNull()) {
        const QIcon::Mode mode = isEnabled() ? QIcon::Normal : QIcon::Disabled;
        const QIcon icon = isCheckable() && isChecked() ? m_d->onIcon : m_d->offIcon;
        const QSize size = iconSize();
 
        QPixmap pixmap = icon.pixmap(size, mode);
        QPointF iconOffset(0.5 * (width() - size.width()),
                           0.5 * (height() - size.height()));
 
        painter.drawPixmap(iconOffset, pixmap);
    }
}

References iconSize(), m_d, and palette.

setOnOffIcons()

void KisRoundHudButton::setOnOffIcons	(	const QIcon &	on,
		const QIcon &	off )

Definition at line 36 of file kis_round_hud_button.cpp.

{
    m_d->onIcon = on;
    m_d->offIcon = off;
}

References m_d.

Member Data Documentation

m_d

const QScopedPointer<Private> KisRoundHudButton::m_d

private

Definition at line 32 of file kis_round_hud_button.h.

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

• libs/ui/widgets/kis_round_hud_button.h
• libs/ui/widgets/kis_round_hud_button.cpp