void ColorSpinBoxGroup::setColor(const QColor &c)
{
    if(c == color_) return;
    noColorUpdate = true;
    if(isRgbColors){
        ui->RedspinBox->setValue(c.red());
        ui->GreenspinBox->setValue(c.green());
        ui->BluespinBox->setValue(c.blue());
    }else{
        ui->RedspinBox->setValue(
                    qBound(0.0, c.hsvHueF()*359, 359.0)
                    );
        ui->GreenspinBox->setValue(
                    qBound(0.0, c.hsvSaturationF()*100, 100.0)
                    );
        ui->BluespinBox->setValue(
                    qBound(0.0, c.valueF()*100, 100.0)
                    );
    }
    color_ = c;
    QPalette p = ui->label->palette();
    p.setColor(QPalette::Background, color_);
    ui->label->setPalette(p);
    noColorUpdate = false;
}
示例#2
0
文件: theme.cpp 项目: Stankim/dukto
float Theme::getSaturation(QString color) {

    QColor c;
    c.setNamedColor(color);
    QColor converted = c.toHsv();
    return converted.hsvSaturationF();
}
示例#3
0
void ColorInspector::setColor(const QColor &newColor)
{
    if (newColor == m_color)
    {
        return;
    }
    noColorUpdate = true;

    if(isRgbColors)
    {
        ui->RedspinBox->setValue(newColor.red());
        ui->GreenspinBox->setValue(newColor.green());
        ui->BluespinBox->setValue(newColor.blue());
        ui->AlphaspinBox->setValue(newColor.alpha());
    }
    else
    {
        ui->RedspinBox->setValue( qBound(0.0, newColor.hsvHueF() * 359, 359.0) );
        ui->GreenspinBox->setValue( qBound(0.0, newColor.hsvSaturationF() * 100, 100.0) );
        ui->BluespinBox->setValue( qBound(0.0, newColor.valueF() * 100, 100.0) );
        ui->AlphaspinBox->setValue( qBound(0.0, newColor.alphaF() * 100, 100.0) );
    }
    m_color = newColor;

    QPalette p = ui->color->palette();
    p.setColor(QPalette::Background, m_color);
    ui->color->setPalette(p);
    //ui->color->setFixedSize(30,30);
    noColorUpdate = false;
}
示例#4
0
void ColorWheel::drawPicker(const QColor& color)
{
    QPainter painter(&mWheelPixmap);
    painter.setRenderHint(QPainter::Antialiasing);
    int ellipseSize = 9;

    QPoint squareTopLeft = mSquareRect.topLeft();
    QSize squareSize = mSquareRect.size();

    qreal S = color.hsvSaturationF() * (squareSize.width()-1);
    qreal V = (squareSize.height() - (color.valueF() * squareSize.height()-1));

    QPen pen;
    pen.setWidth(1);
    if (color.hsvSaturation() > 30 || color.value() < 50)
    {
        pen.setColor(Qt::white);
    }
    painter.setPen(pen);

    QTransform transform;
    transform.translate(-ellipseSize/2,-ellipseSize/2);
    transform.translate(squareTopLeft.x(),squareTopLeft.y()-1);
    painter.setTransform(transform);
    painter.drawEllipse(static_cast<int>(S), static_cast<int>(V), ellipseSize, ellipseSize);
}
示例#5
0
QColor TreeItemModel::adjustColorToContrastWithWhite(QColor color) const
{
	// use some tricks in HSV space to get contrasting colors while
	// keeping the original color as much as possible.
	//
	// for colors: strengthen the saturation: s' = s+(1-s)/2
	// for for grayscale: lower value, or give up for whites:
	//           if s<0.1: v = max(0.7, v)
	double h = color.hueF();
	double s = color.hsvSaturationF();
	double v = color.valueF();

	double isChromatic = s > 0.1; // our definition
	if (isChromatic)
	{
		s = s+(1.0-s)/2;
	}
	else
	{
		v = std::min(0.6, v);
	}

	return QColor::fromHsvF(h,s,v);
}
void KisColorSelectorSimple::setColor(const QColor &c)
{
    switch (m_parameter) {
    case KisColorSelector::SL:
        m_lastClickPos.setX(c.hslSaturationF());
        m_lastClickPos.setY(1.-c.lightnessF());
        emit paramChanged(-1, -1, -1, c.hslSaturationF(), c.lightnessF());
        break;
    case KisColorSelector::LH:
        m_lastClickPos.setX(qBound<qreal>(0., c.hueF(), 1.));
        m_lastClickPos.setY(1.-c.lightnessF());
        emit paramChanged(c.hueF(), -1, -1, -1, c.lightnessF());
        break;
    case KisColorSelector::SV:
        m_lastClickPos.setX(c.saturationF());
        m_lastClickPos.setY(1-c.valueF());
        emit paramChanged(-1, c.saturationF(), c.valueF(), -1, -1);
        break;
    case KisColorSelector::SV2: {
        qreal xRel = c.hsvSaturationF();
        qreal yRel = 0.5;
        
        if(xRel != 1.0)
            yRel = 1.0 - qBound<qreal>(0.0, (c.valueF() - xRel) / (1.0 - xRel), 1.0);
        
        m_lastClickPos.setX(xRel);
        m_lastClickPos.setY(yRel);
        emit paramChanged(-1, -1, -1, xRel, yRel);
        break;
    }
    case KisColorSelector::VH:
        m_lastClickPos.setX(qBound<qreal>(0., c.hueF(), 1.));
        m_lastClickPos.setY(c.valueF());
        emit paramChanged(c.hueF(), -1, c.valueF(), -1, -1);
        break;
    case KisColorSelector::hsvSH:
        m_lastClickPos.setX(qBound<qreal>(0., c.hueF(), 1.));
        m_lastClickPos.setY(1-c.saturationF());
        emit paramChanged(c.hueF(), c.saturationF(), -1, -1, -1);
        break;
    case KisColorSelector::hslSH:
        m_lastClickPos.setX(qBound<qreal>(0., c.hueF(), 1.));
        m_lastClickPos.setY(1-c.hslSaturationF());
        emit paramChanged(c.hueF(), -1, -1, c.hslSaturationF(), -1);
        break;
    case KisColorSelector::L:
        m_lastClickPos.setX(c.lightnessF());
        emit paramChanged(-1, -1, -1, -1, c.lightnessF());
        break;
    case KisColorSelector::V:
        m_lastClickPos.setX(c.valueF());
        emit paramChanged(-1, -1, c.valueF(), -1, -1);
        break;
    case KisColorSelector::hsvS:
        m_lastClickPos.setX(c.saturationF());
        emit paramChanged(-1, c.saturationF(), -1, -1, -1);
        break;
    case KisColorSelector::hslS:
        m_lastClickPos.setX(c.hslSaturationF());
        emit paramChanged(-1, -1, -1, c.hslSaturationF(), -1);
        break;
    case KisColorSelector::H:
        m_lastClickPos.setX(qBound<qreal>(0., c.hueF(), 1.));
        emit paramChanged(c.hueF(), -1, -1, -1, -1);
        break;
    default:
        Q_ASSERT(false);
        break;
    }
    emit update();
}