KisMemoryReportButton Class Reference

#include <KisMemoryReportButton.h>

Inheritance diagram for KisMemoryReportButton:

Public Member Functions
	KisMemoryReportButton (QWidget *parent=0)
void	paintEvent (QPaintEvent *e) override
void	setCurrentMemory (qint64 memory)
void	setImageWeight (qint64 memory)
void	setMaximumMemory (qint64 max)

Private Attributes
qint64	m_curbytes
qint64	m_imgbytes
qint64	m_maxbytes

Detailed Description

Definition at line 13 of file KisMemoryReportButton.h.

Constructor & Destructor Documentation

KisMemoryReportButton()

KisMemoryReportButton::KisMemoryReportButton ( QWidget * parent = 0 )

explicit

Definition at line 13 of file KisMemoryReportButton.cpp.

                                                            :
    QPushButton(parent)
    , m_maxbytes(0)
    , m_curbytes(0)
    , m_imgbytes(0)
{
 
}

Member Function Documentation

paintEvent()

void KisMemoryReportButton::paintEvent ( QPaintEvent * e )

override

Definition at line 37 of file KisMemoryReportButton.cpp.

{
    qreal ratioCur = qreal(m_curbytes)/qreal(m_maxbytes);
    QStyleOptionButton buttonStyle;
    buttonStyle.initFrom(this);
    QRect area = this->style()->subElementRect(QStyle::SE_PushButtonFocusRect, &buttonStyle);
 
    int totalWidth = area.width();
 
    QStylePainter painter(this);
 
    painter.setPen(Qt::transparent);
    if (style()->objectName() == "breeze") {
        painter.drawPrimitive(QStyle::PE_PanelButtonCommand, buttonStyle);
    } else {
        painter.drawPrimitive(QStyle::PE_Frame, buttonStyle);
    }
 
    QColor HL = this->palette().highlight().color();
    QColor mid = QColor(220, 220, 0);
    QColor warn = QColor(220, 0, 0);
    if (ratioCur>=0.2 && ratioCur<0.4) {
        qreal newRatio = (ratioCur-0.2)/0.2;
        qreal negRatio = 1-newRatio;
        HL.setRed( qMax(0, qMin(int(HL.red()*negRatio) + int(mid.red()*newRatio), 255)));
        HL.setGreen( qMax(0, qMin(int(HL.green()*negRatio) + int(mid.green()*newRatio), 255)));
        HL.setBlue( qMax(0, qMin(int(HL.blue()*negRatio) + int(mid.blue()*newRatio), 255)));
    }
    else if (ratioCur>=0.4 && ratioCur<0.8) {
        qreal newRatio = (ratioCur-0.4)/0.4;
        qreal negRatio = 1-newRatio;
        HL.setRed( qMax(0, qMin(int(mid.red()*negRatio) + int(warn.red()*newRatio), 255)));
        HL.setGreen( qMax(0, qMin(int(mid.green()*negRatio) + int(warn.green()*newRatio), 255)));
        HL.setBlue( qMax(0, qMin(int(mid.blue()*negRatio) + int(warn.blue()*newRatio), 255)));
    }
    else if (ratioCur>0.8) {
        HL = warn;
    }
 
    painter.setBrush(HL);
    QRect currentBytes = area;
    currentBytes.setWidth(int(ratioCur*totalWidth));
    painter.setOpacity(0.5);
 
    painter.drawRoundedRect(currentBytes, 2, 2);
 
    if (m_imgbytes<m_curbytes) {
        QRect imageSize = area;
        imageSize.setWidth(int((qreal(m_imgbytes)/qreal(m_maxbytes))*totalWidth));
 
        painter.setOpacity(1.0);
        painter.drawRoundedRect(imageSize, 2, 2);
    }
 
    QPushButton::paintEvent(e);
 
}

References m_curbytes, m_imgbytes, m_maxbytes, and palette.

setCurrentMemory()

void KisMemoryReportButton::setCurrentMemory

(

qint64

memory

)

Definition at line 27 of file KisMemoryReportButton.cpp.

{
    m_curbytes = memory;
}

References m_curbytes.

setImageWeight()

void KisMemoryReportButton::setImageWeight

(

qint64

memory

)

Definition at line 32 of file KisMemoryReportButton.cpp.

{
    m_imgbytes = memory;
}

References m_imgbytes.

setMaximumMemory()

void KisMemoryReportButton::setMaximumMemory

(

qint64

max

)

Definition at line 22 of file KisMemoryReportButton.cpp.

{
    m_maxbytes = max;
}

References m_maxbytes.

Member Data Documentation

m_curbytes

qint64 KisMemoryReportButton::m_curbytes

private

Definition at line 30 of file KisMemoryReportButton.h.

m_imgbytes

qint64 KisMemoryReportButton::m_imgbytes

private

Definition at line 31 of file KisMemoryReportButton.h.

m_maxbytes

qint64 KisMemoryReportButton::m_maxbytes

private

Definition at line 29 of file KisMemoryReportButton.h.

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

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