void QtGradientStopsWidgetPrivate::setupMove(QtGradientStop *stop, int x)
{
    m_model->setCurrentStop(stop);

    int viewportX = qRound(toViewport(stop->position()));
    m_moveOffset = x - viewportX;

    QList<QtGradientStop *> stops = m_stops;
    m_stops.clear();
    QListIterator<QtGradientStop *> itStop(stops);
    while (itStop.hasNext()) {
        QtGradientStop *s = itStop.next();
        if (m_model->isSelected(s) || s == stop) {
            m_moveStops[s] = s->position() - stop->position();
            m_stops.append(s);
        } else {
            m_moveOriginal[s->position()] = s->color();
        }
    }
    itStop.toFront();
    while (itStop.hasNext()) {
        QtGradientStop *s = itStop.next();
        if (!m_model->isSelected(s))
            m_stops.append(s);
    }
    m_stops.removeAll(stop);
    m_stops.prepend(stop);
}
Esempio n. 2
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QGradientStops QtGradientStopsController::gradientStops() const
{
    QGradientStops stops;
    QList<QtGradientStop *> stopsList = d_ptr->m_model->stops().values();
    QListIterator<QtGradientStop *> itStop(stopsList);
    while (itStop.hasNext()) {
        QtGradientStop *stop = itStop.next();
        stops << QPair<qreal, QColor>(stop->position(), stop->color());
    }
    return stops;
}
Esempio n. 3
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QtGradientStopsControllerPrivate::PositionColorMap QtGradientStopsControllerPrivate::stopsData(const PositionStopMap &stops) const
{
    PositionColorMap data;
    PositionStopMap::ConstIterator itStop = stops.constBegin();
    while (itStop != stops.constEnd()) {
        QtGradientStop *stop = itStop.value();
        data[stop->position()] = stop->color();

        ++itStop;
    }
    return data;
}
QtGradientStop *QtGradientStopsWidgetPrivate::newStop(const QPoint &viewportPos)
{
    QtGradientStop *copyStop = stopAt(viewportPos);
    double posX = fromViewport(viewportPos.x());
    QtGradientStop *stop = m_model->at(posX);
    if (!stop) {
        QColor newColor;
        if (copyStop)
            newColor = copyStop->color();
        else
            newColor = m_model->color(posX);
        if (!newColor.isValid())
            newColor = Qt::white;
        stop = m_model->addStop(posX, newColor);
    }
    return stop;
}
Esempio n. 5
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void QtGradientStopsControllerPrivate::slotChangeHue(const QColor &color)
{
    QtGradientStop *stop = m_model->currentStop();
    if (!stop)
        return;
    m_model->changeStop(stop, color);
    QList<QtGradientStop *> stops = m_model->selectedStops();
    QListIterator<QtGradientStop *> itStop(stops);
    while (itStop.hasNext()) {
        QtGradientStop *s = itStop.next();
        if (s != stop) {
            QColor c = s->color();
            if (m_ui->hsvRadioButton->isChecked())
                c.setHsvF(color.hueF(), c.saturationF(), c.valueF(), c.alphaF());
            else
                c.setRgbF(color.redF(), c.greenF(), c.blueF(), c.alphaF());
            m_model->changeStop(s, c);
        }
    }
}