The KisCmbGradient class allows the user to select a gradient. More...

#include <kis_cmb_gradient.h>

Inheritance diagram for KisCmbGradient:

Signals
void	gradientChanged (KoAbstractGradientSP)

Public Member Functions
KoAbstractGradientSP	gradient (bool includeHidden=false) const

	KisCmbGradient (QWidget *parent=0)

void	setCanvasResourcesInterface (KoCanvasResourcesInterfaceSP canvasResourcesInterface)

void	setGradient (KoAbstractGradientSP gradient)

QSize	sizeHint () const override

Public Member Functions inherited from KisPopupButton
void	adjustPosition ()
	adjustPosition adjusts the position of the popup widget based on the position of this button and the size of the widget

bool	isPopupWidgetVisible ()

	KisPopupButton (QWidget *parent)

void	setArrowVisible (bool v)

void	setPopupWidget (QWidget *widget)

void	setPopupWidgetWidth (int w)

	~KisPopupButton () override

Protected Member Functions
void	resizeEvent (QResizeEvent *event) override

Protected Member Functions inherited from KisPopupButton
void	paintEvent (QPaintEvent *event) override

void	paintPopupArrow ()

Private Slots
void	gradientSelected (KoResourceSP resource)

Private Attributes
KoCheckerBoardPainter	m_checkersPainter

KisGradientChooser *	m_gradientChooser

Additional Inherited Members
Public Slots inherited from KisPopupButton
void	hidePopupWidget ()

void	setPopupWidgetDetached (bool detach)

void	setPopupWidgetVisible (bool visible)

void	showPopupWidget ()

Detailed Description

The KisCmbGradient class allows the user to select a gradient.

Definition at line 20 of file kis_cmb_gradient.h.

Constructor & Destructor Documentation

◆ KisCmbGradient()

KisCmbGradient::KisCmbGradient ( QWidget * parent = 0 )

explicit

Definition at line 18 of file kis_cmb_gradient.cpp.

    : KisPopupButton(parent)
    , m_gradientChooser(new KisGradientChooser(this))
    , m_checkersPainter(4)
{
    m_gradientChooser->setContentsMargins(10, 10, 10, 10);
    connect(m_gradientChooser, SIGNAL(resourceSelected(KoResourceSP )), SLOT(gradientSelected(KoResourceSP )));
    connect(m_gradientChooser, &KisGradientChooser::gradientEdited,
            [this](KoAbstractGradientSP resource) { gradientSelected(resource); });
    setPopupWidget(m_gradientChooser);
}

References connect(), KisGradientChooser::gradientEdited(), gradientSelected(), m_gradientChooser, and KisPopupButton::setPopupWidget().

Member Function Documentation

◆ gradient()

KoAbstractGradientSP KisCmbGradient::gradient ( bool includeHidden = false ) const

Definition at line 35 of file kis_cmb_gradient.cpp.

{
    return m_gradientChooser->currentResource(includeHidden).dynamicCast<KoAbstractGradient>();
}

References KisGradientChooser::currentResource(), and m_gradientChooser.

◆ gradientChanged

void KisCmbGradient::gradientChanged ( KoAbstractGradientSP )

signal

◆ gradientSelected

void KisCmbGradient::gradientSelected ( KoResourceSP resource )

privateslot

Definition at line 45 of file kis_cmb_gradient.cpp.

{
    KoAbstractGradientSP gradient = resource.dynamicCast<KoAbstractGradient>();
    if (!gradient) return;
 
    QImage preview = gradient->generatePreview(iconSize().width(), iconSize().height(), m_gradientChooser->canvasResourcesInterface());
 
    QImage thumbnail(preview.size(), QImage::Format_ARGB32);
 
    {
        QPainter gc(&thumbnail);
        m_checkersPainter.paint(gc, preview.rect());
        gc.drawImage(QPoint(), preview);
    }
 
    setIcon(QIcon(QPixmap::fromImage(thumbnail)));
 
    Q_EMIT gradientChanged(gradient);
}

References KisGradientChooser::canvasResourcesInterface, gradient(), gradientChanged(), iconSize(), m_checkersPainter, m_gradientChooser, and KoCheckerBoardPainter::paint().

◆ resizeEvent()

void KisCmbGradient::resizeEvent ( QResizeEvent * event )

overrideprotected

Definition at line 78 of file kis_cmb_gradient.cpp.

{
    setIconSize(QSize(event->size().width() - 30, event->size().height() - 4));
    KisPopupButton::resizeEvent(event);
}

◆ setCanvasResourcesInterface()

void KisCmbGradient::setCanvasResourcesInterface ( KoCanvasResourcesInterfaceSP canvasResourcesInterface )

Definition at line 40 of file kis_cmb_gradient.cpp.

{
    m_gradientChooser->setCanvasResourcesInterface(canvasResourcesInterface);
}

References m_gradientChooser, and KisGradientChooser::setCanvasResourcesInterface().

◆ setGradient()

void KisCmbGradient::setGradient ( KoAbstractGradientSP gradient )

Definition at line 30 of file kis_cmb_gradient.cpp.

{
    m_gradientChooser->setCurrentResource(gradient);
}

References gradient(), m_gradientChooser, and KisGradientChooser::setCurrentResource().

◆ sizeHint()

QSize KisCmbGradient::sizeHint ( ) const

override

Definition at line 65 of file kis_cmb_gradient.cpp.

{
    ensurePolished();
    QFontMetrics fm = fontMetrics();
    int maxW = 7 * fm.horizontalAdvance(QChar('x')) + 18;
    int maxH = qMax(fm.lineSpacing(), 14) + 2;
 
    QStyleOptionComboBox options;
    options.initFrom(this);
 
    return style()->sizeFromContents(QStyle::CT_ComboBox, &options, QSize(maxW, maxH), this);
}

Member Data Documentation

◆ m_checkersPainter

KoCheckerBoardPainter KisCmbGradient::m_checkersPainter

private

Definition at line 46 of file kis_cmb_gradient.h.

◆ m_gradientChooser

KisGradientChooser* KisCmbGradient::m_gradientChooser

private

Definition at line 45 of file kis_cmb_gradient.h.

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

libs/ui/widgets/kis_cmb_gradient.h
libs/ui/widgets/kis_cmb_gradient.cpp

Signals

Public Member Functions

Protected Member Functions

Private Slots

Private Attributes

Additional Inherited Members