KisCommonColorsRecalculationRunner Class Reference

#include <kis_common_colors_recalculation_runner.h>

Inheritance diagram for KisCommonColorsRecalculationRunner:

Public Member Functions
QList< KoColor >	extractColors ()
QList< QRgb >	getColors ()
	KisCommonColorsRecalculationRunner (QImage data, int numberOfColors, KisCommonColors *parentObj)
void	run () override

Private Attributes
KisCommonColors *	m_commonColors
QImage	m_imageData
int	m_numColors

Detailed Description

Definition at line 16 of file kis_common_colors_recalculation_runner.h.

Constructor & Destructor Documentation

KisCommonColorsRecalculationRunner()

KisCommonColorsRecalculationRunner::KisCommonColorsRecalculationRunner ( QImage data, int numberOfColors, KisCommonColors * parentObj )

inline

Definition at line 19 of file kis_common_colors_recalculation_runner.h.

        : m_imageData(data)
        , m_numColors(numberOfColors)
        , m_commonColors(parentObj)
    {}

Member Function Documentation

extractColors()

QList< KoColor > KisCommonColorsRecalculationRunner::extractColors

(

)

Definition at line 135 of file kis_common_colors_recalculation_runner.cpp.

{
    QList<QRgb> colors = getColors();
 
    VBox startBox(colors);
    QList<VBox> boxes;
    boxes.append(startBox);
 
    while (boxes.size()<m_numColors*3/5 && colors.size()>m_numColors*3/5) {
        int biggestBox=-1;
        int biggestBoxPopulation=-1;
 
        for(int i=0; i<boxes.size(); i++) {
            if(boxes.at(i).population()>biggestBoxPopulation &&
               boxes.at(i).axisSize(boxes.at(i).biggestAxis())>=3) {
                biggestBox=i;
                biggestBoxPopulation=boxes.at(i).population();
            }
        }
 
        if(biggestBox==-1 || boxes[biggestBox].population()<=3)
            break;
        VBox newBox = boxes[biggestBox].divide();
        boxes.append(newBox);
    }
 
 
    while (boxes.size()<m_numColors && colors.size()>m_numColors) {
        int biggestBox=-1;
        int biggestBoxAxisSize=-1;
 
        for(int i=0; i<boxes.size(); i++) {
            if(boxes.at(i).axisSize(boxes.at(i).biggestAxis())>biggestBoxAxisSize &&
               boxes.at(i).axisSize(boxes.at(i).biggestAxis())>=3) {
                biggestBox=i;
                biggestBoxAxisSize=boxes.at(i).axisSize(boxes.at(i).biggestAxis());
            }
        }
 
        if(biggestBox==-1 || boxes[biggestBox].population()<=3)
            break;
        VBox newBox = boxes[biggestBox].divide();
        boxes.append(newBox);
    }
 
    const KoColorSpace* colorSpace = KoColorSpaceRegistry::instance()->rgb8();
    QList<KoColor> colorList;
    for(int i=0; i<boxes.size(); i++) {
        if(boxes.at(i).population()>=1) {
            colorList.append(KoColor(QColor(boxes.at(i).mean()), colorSpace));
        }
    }
 
    return colorList;
}

References getColors(), KoColorSpaceRegistry::instance(), m_numColors, and KoColorSpaceRegistry::rgb8().

getColors()

QList< QRgb > KisCommonColorsRecalculationRunner::getColors

(

)

Definition at line 191 of file kis_common_colors_recalculation_runner.cpp.

{
    int width = m_imageData.width();
    int height = m_imageData.height();
 
    QImage tmpImage;
    int pixelCount = height*width;
    if(pixelCount> (1<<16)) {
        qreal factor = sqrt((1<<16)/(qreal) pixelCount);
        tmpImage = m_imageData.scaledToWidth(width*factor);
    }
    else {
        tmpImage = m_imageData;
    }
    width=tmpImage.width();
    height=tmpImage.height();
 
    QSet<QRgb> colorList;
 
    for (int i=0; i<width; i++) {
        for (int j=0; j<height; j++) {
            colorList.insert(tmpImage.pixel(i, j)|qRgba(0,0,0,255));
        }
    }
    return QList<QRgb>(colorList.begin(), colorList.end());
}

References m_imageData.

run()

void KisCommonColorsRecalculationRunner::run ( )

override

Definition at line 130 of file kis_common_colors_recalculation_runner.cpp.

{
    m_commonColors->setColors(extractColors());
}

References extractColors(), m_commonColors, and KisCommonColors::setColors().

Member Data Documentation

m_commonColors

KisCommonColors* KisCommonColorsRecalculationRunner::m_commonColors

private

Definition at line 32 of file kis_common_colors_recalculation_runner.h.

m_imageData

QImage KisCommonColorsRecalculationRunner::m_imageData

private

Definition at line 30 of file kis_common_colors_recalculation_runner.h.

m_numColors

int KisCommonColorsRecalculationRunner::m_numColors

private

Definition at line 31 of file kis_common_colors_recalculation_runner.h.

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

• plugins/dockers/advancedcolorselector/kis_common_colors_recalculation_runner.h
• plugins/dockers/advancedcolorselector/kis_common_colors_recalculation_runner.cpp