qt/qttools/src/shared/qtgradienteditor/qtgradientstopscontroller.cpp

Revision control

++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:significant reason:default
++
++ #include "qtgradientstopscontroller_p.h"
++ #include "ui_qtgradienteditor.h"
++ #include "qtgradientstopsmodel_p.h"
++
++ #include <QtCore/qtimer.h>
++
++ QT_BEGIN_NAMESPACE
++
++ using namespace Qt::StringLiterals;
++
++ class QtGradientStopsControllerPrivate : public QObject
++ {
++ Q_OBJECT
++ QtGradientStopsController *q_ptr = nullptr;
++ Q_DECLARE_PUBLIC(QtGradientStopsController)
++ public:
++ using PositionColorMap = QMap<qreal, QColor>;
++ using PositionStopMap = QMap<qreal, QtGradientStop *>;
++
++ void setUi(Ui::QtGradientEditor *ui);
++
++ void slotHsvClicked();
++ void slotRgbClicked();
++
++ void slotCurrentStopChanged(QtGradientStop *stop);
++ void slotStopMoved(QtGradientStop *stop, qreal newPos);
++ void slotStopsSwapped(QtGradientStop *stop1, QtGradientStop *stop2);
++ void slotStopChanged(QtGradientStop *stop, QColor newColor);
++ void slotStopSelected(QtGradientStop *stop, bool selected);
++ void slotStopAdded(QtGradientStop *stop);
++ void slotStopRemoved(QtGradientStop *stop);
++ void slotUpdatePositionSpinBox();
++
++ void slotChangeColor(QColor color);
++ void slotChangeHueColor(QColor color);
++ void slotChangeSaturationColor(QColor color);
++ void slotChangeValueColor(QColor color);
++ void slotChangeAlphaColor(QColor color);
++ void slotChangeHue(int color);
++ void slotChangeSaturation(int color);
++ void slotChangeValue(int color);
++ void slotChangeAlpha(int color);
++ void slotChangePosition(double value);
++
++ void slotChangeZoom(int value);
++ void slotZoomIn();
++ void slotZoomOut();
++ void slotZoomAll();
++ void slotZoomChanged(double zoom);
++
++ void enableCurrent(bool enable);
++ void setColorSpinBoxes(QColor color);
++ PositionColorMap stopsData(const PositionStopMap &stops) const;
++ QGradientStops makeGradientStops(const PositionColorMap &data) const;
++ void updateZoom(double zoom);
++
++ QtGradientStopsModel *m_model = nullptr;
++ QColor::Spec m_spec = QColor::Hsv;
++
++ Ui::QtGradientEditor *m_ui = nullptr;
++ };
++
++ void QtGradientStopsControllerPrivate::setUi(Ui::QtGradientEditor *ui)
++ {
++ m_ui = ui;
++
++ m_ui->hueColorLine->setColorComponent(QtColorLine::Hue);
++ m_ui->saturationColorLine->setColorComponent(QtColorLine::Saturation);
++ m_ui->valueColorLine->setColorComponent(QtColorLine::Value);
++ m_ui->alphaColorLine->setColorComponent(QtColorLine::Alpha);
++
++ m_model = new QtGradientStopsModel(this);
++ m_ui->gradientStopsWidget->setGradientStopsModel(m_model);
++ connect(m_model, &QtGradientStopsModel::currentStopChanged,
++ this, &QtGradientStopsControllerPrivate::slotCurrentStopChanged);
++ connect(m_model, &QtGradientStopsModel::stopMoved,
++ this, &QtGradientStopsControllerPrivate::slotStopMoved);
++ connect(m_model, &QtGradientStopsModel::stopsSwapped,
++ this, &QtGradientStopsControllerPrivate::slotStopsSwapped);
++ connect(m_model, &QtGradientStopsModel::stopChanged,
++ this, &QtGradientStopsControllerPrivate::slotStopChanged);
++ connect(m_model, &QtGradientStopsModel::stopSelected,
++ this, &QtGradientStopsControllerPrivate::slotStopSelected);
++ connect(m_model, &QtGradientStopsModel::stopAdded,
++ this, &QtGradientStopsControllerPrivate::slotStopAdded);
++ connect(m_model, &QtGradientStopsModel::stopRemoved,
++ this, &QtGradientStopsControllerPrivate::slotStopRemoved);
++
++ connect(m_ui->hueColorLine, &QtColorLine::colorChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeHueColor);
++ connect(m_ui->saturationColorLine, &QtColorLine::colorChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeSaturationColor);
++ connect(m_ui->valueColorLine, &QtColorLine::colorChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeValueColor);
++ connect(m_ui->alphaColorLine, &QtColorLine::colorChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeAlphaColor);
++ connect(m_ui->colorButton, &QtColorButton::colorChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeColor);
++
++ connect(m_ui->hueSpinBox, &QSpinBox::valueChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeHue);
++ connect(m_ui->saturationSpinBox, &QSpinBox::valueChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeSaturation);
++ connect(m_ui->valueSpinBox, &QSpinBox::valueChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeValue);
++ connect(m_ui->alphaSpinBox, &QSpinBox::valueChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeAlpha);
++
++ connect(m_ui->positionSpinBox, &QDoubleSpinBox::valueChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangePosition);
++
++ connect(m_ui->zoomSpinBox, &QSpinBox::valueChanged,
++ this, &QtGradientStopsControllerPrivate::slotChangeZoom);
++ connect(m_ui->zoomInButton, &QToolButton::clicked,
++ this, &QtGradientStopsControllerPrivate::slotZoomIn);
++ connect(m_ui->zoomOutButton, &QToolButton::clicked,
++ this, &QtGradientStopsControllerPrivate::slotZoomOut);
++ connect(m_ui->zoomAllButton, &QToolButton::clicked,
++ this, &QtGradientStopsControllerPrivate::slotZoomAll);
++ connect(m_ui->gradientStopsWidget, &QtGradientStopsWidget::zoomChanged,
++ this, &QtGradientStopsControllerPrivate::slotZoomChanged);
++
++ connect(m_ui->hsvRadioButton, &QRadioButton::clicked,
++ this, &QtGradientStopsControllerPrivate::slotHsvClicked);
++ connect(m_ui->rgbRadioButton, &QRadioButton::clicked,
++ this, &QtGradientStopsControllerPrivate::slotRgbClicked);
++
++ enableCurrent(false);
++ m_ui->zoomInButton->setIcon(QIcon(":/qt-project.org/qtgradienteditor/images/zoomin.png"_L1));
++ m_ui->zoomOutButton->setIcon(QIcon(":/qt-project.org/qtgradienteditor/images/zoomout.png"_L1));
++ updateZoom(1);
++ }
++
++ void QtGradientStopsControllerPrivate::enableCurrent(bool enable)
++ {
++ m_ui->positionLabel->setEnabled(enable);
++ m_ui->colorLabel->setEnabled(enable);
++ m_ui->hLabel->setEnabled(enable);
++ m_ui->sLabel->setEnabled(enable);
++ m_ui->vLabel->setEnabled(enable);
++ m_ui->aLabel->setEnabled(enable);
++ m_ui->hueLabel->setEnabled(enable);
++ m_ui->saturationLabel->setEnabled(enable);
++ m_ui->valueLabel->setEnabled(enable);
++ m_ui->alphaLabel->setEnabled(enable);
++
++ m_ui->positionSpinBox->setEnabled(enable);
++ m_ui->colorButton->setEnabled(enable);
++
++ m_ui->hueColorLine->setEnabled(enable);
++ m_ui->saturationColorLine->setEnabled(enable);
++ m_ui->valueColorLine->setEnabled(enable);
++ m_ui->alphaColorLine->setEnabled(enable);
++
++ m_ui->hueSpinBox->setEnabled(enable);
++ m_ui->saturationSpinBox->setEnabled(enable);
++ m_ui->valueSpinBox->setEnabled(enable);
++ m_ui->alphaSpinBox->setEnabled(enable);
++ }
++
++ QtGradientStopsControllerPrivate::PositionColorMap QtGradientStopsControllerPrivate::stopsData(const PositionStopMap &stops) const
++ {
++ PositionColorMap data;
++ for (QtGradientStop *stop : stops)
++ data[stop->position()] = stop->color();
++ return data;
++ }
++
++ QGradientStops QtGradientStopsControllerPrivate::makeGradientStops(const PositionColorMap &data) const
++ {
++ QGradientStops stops;
++ for (auto itData = data.cbegin(), cend = data.cend(); itData != cend; ++itData)
++ stops << std::pair<qreal, QColor>(itData.key(), itData.value());
++ return stops;
++ }
++
++ void QtGradientStopsControllerPrivate::updateZoom(double zoom)
++ {
++ m_ui->gradientStopsWidget->setZoom(zoom);
++ m_ui->zoomSpinBox->blockSignals(true);
++ m_ui->zoomSpinBox->setValue(qRound(zoom * 100));
++ m_ui->zoomSpinBox->blockSignals(false);
++ bool zoomInEnabled = true;
++ bool zoomOutEnabled = true;
++ bool zoomAllEnabled = true;
++ if (zoom <= 1) {
++ zoomAllEnabled = false;
++ zoomOutEnabled = false;
++ } else if (zoom >= 100) {
++ zoomInEnabled = false;
++ }
++ m_ui->zoomInButton->setEnabled(zoomInEnabled);
++ m_ui->zoomOutButton->setEnabled(zoomOutEnabled);
++ m_ui->zoomAllButton->setEnabled(zoomAllEnabled);
++ }
++
++ void QtGradientStopsControllerPrivate::slotHsvClicked()
++ {
++ QString h = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "H");
++ QString s = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "S");
++ QString v = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "V");
++
++ m_ui->hLabel->setText(h);
++ m_ui->sLabel->setText(s);
++ m_ui->vLabel->setText(v);
++
++ h = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Hue");
++ s = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Sat");
++ v = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Val");
++
++ const QString hue = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Hue");
++ const QString saturation = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Saturation");
++ const QString value = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Value");
++
++ m_ui->hLabel->setToolTip(hue);
++ m_ui->hueLabel->setText(h);
++ m_ui->hueColorLine->setToolTip(hue);
++ m_ui->hueColorLine->setColorComponent(QtColorLine::Hue);
++
++ m_ui->sLabel->setToolTip(saturation);
++ m_ui->saturationLabel->setText(s);
++ m_ui->saturationColorLine->setToolTip(saturation);
++ m_ui->saturationColorLine->setColorComponent(QtColorLine::Saturation);
++
++ m_ui->vLabel->setToolTip(value);
++ m_ui->valueLabel->setText(v);
++ m_ui->valueColorLine->setToolTip(value);
++ m_ui->valueColorLine->setColorComponent(QtColorLine::Value);
++
++ setColorSpinBoxes(m_ui->colorButton->color());
++ }
++
++ void QtGradientStopsControllerPrivate::slotRgbClicked()
++ {
++ QString r = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "R");
++ QString g = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "G");
++ QString b = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "B");
++
++ m_ui->hLabel->setText(r);
++ m_ui->sLabel->setText(g);
++ m_ui->vLabel->setText(b);
++
++ QString red = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Red");
++ QString green = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Green");
++ QString blue = QCoreApplication::translate("qdesigner_internal::QtGradientStopsController", "Blue");
++
++ m_ui->hLabel->setToolTip(red);
++ m_ui->hueLabel->setText(red);
++ m_ui->hueColorLine->setToolTip(red);
++ m_ui->hueColorLine->setColorComponent(QtColorLine::Red);
++
++ m_ui->sLabel->setToolTip(green);
++ m_ui->saturationLabel->setText(green);
++ m_ui->saturationColorLine->setToolTip(green);
++ m_ui->saturationColorLine->setColorComponent(QtColorLine::Green);
++
++ m_ui->vLabel->setToolTip(blue);
++ m_ui->valueLabel->setText(blue);
++ m_ui->valueColorLine->setToolTip(blue);
++ m_ui->valueColorLine->setColorComponent(QtColorLine::Blue);
++
++ setColorSpinBoxes(m_ui->colorButton->color());
++ }
++
++ void QtGradientStopsControllerPrivate::setColorSpinBoxes(QColor color)
++ {
++ m_ui->hueSpinBox->blockSignals(true);
++ m_ui->saturationSpinBox->blockSignals(true);
++ m_ui->valueSpinBox->blockSignals(true);
++ m_ui->alphaSpinBox->blockSignals(true);
++ if (m_ui->hsvRadioButton->isChecked()) {
++ if (m_ui->hueSpinBox->maximum() != 359)
++ m_ui->hueSpinBox->setMaximum(359);
++ if (m_ui->hueSpinBox->value() != color.hue())
++ m_ui->hueSpinBox->setValue(color.hue());
++ if (m_ui->saturationSpinBox->value() != color.saturation())
++ m_ui->saturationSpinBox->setValue(color.saturation());
++ if (m_ui->valueSpinBox->value() != color.value())
++ m_ui->valueSpinBox->setValue(color.value());
++ } else {
++ if (m_ui->hueSpinBox->maximum() != 255)
++ m_ui->hueSpinBox->setMaximum(255);
++ if (m_ui->hueSpinBox->value() != color.red())
++ m_ui->hueSpinBox->setValue(color.red());
++ if (m_ui->saturationSpinBox->value() != color.green())
++ m_ui->saturationSpinBox->setValue(color.green());
++ if (m_ui->valueSpinBox->value() != color.blue())
++ m_ui->valueSpinBox->setValue(color.blue());
++ }
++ m_ui->alphaSpinBox->setValue(color.alpha());
++ m_ui->hueSpinBox->blockSignals(false);
++ m_ui->saturationSpinBox->blockSignals(false);
++ m_ui->valueSpinBox->blockSignals(false);
++ m_ui->alphaSpinBox->blockSignals(false);
++ }
++
++ void QtGradientStopsControllerPrivate::slotCurrentStopChanged(QtGradientStop *stop)
++ {
++ if (!stop) {
++ enableCurrent(false);
++ return;
++ }
++ enableCurrent(true);
++
++ QTimer::singleShot(0, this, &QtGradientStopsControllerPrivate::slotUpdatePositionSpinBox);
++
++ m_ui->colorButton->setColor(stop->color());
++ m_ui->hueColorLine->setColor(stop->color());
++ m_ui->saturationColorLine->setColor(stop->color());
++ m_ui->valueColorLine->setColor(stop->color());
++ m_ui->alphaColorLine->setColor(stop->color());
++ setColorSpinBoxes(stop->color());
++ }
++
++ void QtGradientStopsControllerPrivate::slotStopMoved(QtGradientStop *stop, qreal newPos)
++ {
++ QTimer::singleShot(0, this, &QtGradientStopsControllerPrivate::slotUpdatePositionSpinBox);
++
++ PositionColorMap stops = stopsData(m_model->stops());
++ stops.remove(stop->position());
++ stops[newPos] = stop->color();
++
++ QGradientStops gradStops = makeGradientStops(stops);
++ emit q_ptr->gradientStopsChanged(gradStops);
++ }
++
++ void QtGradientStopsControllerPrivate::slotStopsSwapped(QtGradientStop *stop1, QtGradientStop *stop2)
++ {
++ QTimer::singleShot(0, this, &QtGradientStopsControllerPrivate::slotUpdatePositionSpinBox);
++
++ PositionColorMap stops = stopsData(m_model->stops());
++ const qreal pos1 = stop1->position();
++ const qreal pos2 = stop2->position();
++ stops[pos1] = stop2->color();
++ stops[pos2] = stop1->color();
++
++ QGradientStops gradStops = makeGradientStops(stops);
++ emit q_ptr->gradientStopsChanged(gradStops);
++ }
++
++ void QtGradientStopsControllerPrivate::slotStopAdded(QtGradientStop *stop)
++ {
++ PositionColorMap stops = stopsData(m_model->stops());
++ stops[stop->position()] = stop->color();
++
++ QGradientStops gradStops = makeGradientStops(stops);
++ emit q_ptr->gradientStopsChanged(gradStops);
++ }
++
++ void QtGradientStopsControllerPrivate::slotStopRemoved(QtGradientStop *stop)
++ {
++ PositionColorMap stops = stopsData(m_model->stops());
++ stops.remove(stop->position());
++
++ QGradientStops gradStops = makeGradientStops(stops);
++ emit q_ptr->gradientStopsChanged(gradStops);
++ }
++
++ void QtGradientStopsControllerPrivate::slotStopChanged(QtGradientStop *stop,
++ QColor newColor)
++ {
++ if (m_model->currentStop() == stop) {
++ m_ui->colorButton->setColor(newColor);
++ m_ui->hueColorLine->setColor(newColor);
++ m_ui->saturationColorLine->setColor(newColor);
++ m_ui->valueColorLine->setColor(newColor);
++ m_ui->alphaColorLine->setColor(newColor);
++ setColorSpinBoxes(newColor);
++ }
++
++ PositionColorMap stops = stopsData(m_model->stops());
++ stops[stop->position()] = newColor;
++
++ QGradientStops gradStops = makeGradientStops(stops);
++ emit q_ptr->gradientStopsChanged(gradStops);
++ }
++
++ void QtGradientStopsControllerPrivate::slotStopSelected(QtGradientStop *stop, bool selected)
++ {
++ Q_UNUSED(stop);
++ Q_UNUSED(selected);
++ QTimer::singleShot(0, this, &QtGradientStopsControllerPrivate::slotUpdatePositionSpinBox);
++ }
++
++ void QtGradientStopsControllerPrivate::slotUpdatePositionSpinBox()
++ {
++ QtGradientStop *current = m_model->currentStop();
++ if (!current)
++ return;
++
++ qreal min = 0.0;
++ qreal max = 1.0;
++ const qreal pos = current->position();
++
++ QtGradientStop *first = m_model->firstSelected();
++ QtGradientStop *last = m_model->lastSelected();
++
++ if (first && last) {
++ const qreal minPos = pos - first->position() - 0.0004999;
++ const qreal maxPos = pos + 1.0 - last->position() + 0.0004999;
++
++ if (max > maxPos)
++ max = maxPos;
++ if (min < minPos)
++ min = minPos;
++
++ if (first->position() == 0.0)
++ min = pos;
++ if (last->position() == 1.0)
++ max = pos;
++ }
++
++ const int spinMin = qRound(m_ui->positionSpinBox->minimum() * 1000);
++ const int spinMax = qRound(m_ui->positionSpinBox->maximum() * 1000);
++
++ const int newMin = qRound(min * 1000);
++ const int newMax = qRound(max * 1000);
++
++ m_ui->positionSpinBox->blockSignals(true);
++ if (spinMin != newMin || spinMax != newMax) {
++ m_ui->positionSpinBox->setRange(double(newMin) / 1000, double(newMax) / 1000);
++ }
++ if (m_ui->positionSpinBox->value() != pos)
++ m_ui->positionSpinBox->setValue(pos);
++ m_ui->positionSpinBox->blockSignals(false);
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeColor(QColor color)
++ {
++ QtGradientStop *stop = m_model->currentStop();
++ if (!stop)
++ return;
++ m_model->changeStop(stop, color);
++ const auto stops = m_model->selectedStops();
++ for (QtGradientStop *s : stops) {
++ if (s != stop)
++ m_model->changeStop(s, color);
++ }
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeHueColor(QColor color)
++ {
++ QtGradientStop *stop = m_model->currentStop();
++ if (!stop)
++ return;
++ m_model->changeStop(stop, color);
++ const auto stops = m_model->selectedStops();
++ for (QtGradientStop *s : stops) {
++ 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);
++ }
++ }
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeHue(int color)
++ {
++ QColor c = m_ui->hueColorLine->color();
++ if (m_ui->hsvRadioButton->isChecked())
++ c.setHsvF(qreal(color) / 360.0, c.saturationF(), c.valueF(), c.alphaF());
++ else
++ c.setRed(color);
++ slotChangeHueColor(c);
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeSaturationColor(QColor color)
++ {
++ QtGradientStop *stop = m_model->currentStop();
++ if (!stop)
++ return;
++ m_model->changeStop(stop, color);
++ const auto stops = m_model->selectedStops();
++ for (QtGradientStop *s : stops) {
++ if (s != stop) {
++ QColor c = s->color();
++ if (m_ui->hsvRadioButton->isChecked()) {
++ c.setHsvF(c.hueF(), color.saturationF(), c.valueF(), c.alphaF());
++ int hue = c.hue();
++ if (hue == 360 || hue == -1)
++ c.setHsvF(0.0, c.saturationF(), c.valueF(), c.alphaF());
++ } else {
++ c.setRgbF(c.redF(), color.greenF(), c.blueF(), c.alphaF());
++ }
++ m_model->changeStop(s, c);
++ }
++ }
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeSaturation(int color)
++ {
++ QColor c = m_ui->saturationColorLine->color();
++ if (m_ui->hsvRadioButton->isChecked())
++ c.setHsvF(c.hueF(), qreal(color) / 255, c.valueF(), c.alphaF());
++ else
++ c.setGreen(color);
++ slotChangeSaturationColor(c);
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeValueColor(QColor color)
++ {
++ QtGradientStop *stop = m_model->currentStop();
++ if (!stop)
++ return;
++ m_model->changeStop(stop, color);
++ const auto stops = m_model->selectedStops();
++ for (QtGradientStop *s : stops) {
++ if (s != stop) {
++ QColor c = s->color();
++ if (m_ui->hsvRadioButton->isChecked()) {
++ c.setHsvF(c.hueF(), c.saturationF(), color.valueF(), c.alphaF());
++ int hue = c.hue();
++ if (hue == 360 || hue == -1)
++ c.setHsvF(0.0, c.saturationF(), c.valueF(), c.alphaF());
++ } else {
++ c.setRgbF(c.redF(), c.greenF(), color.blueF(), c.alphaF());
++ }
++ m_model->changeStop(s, c);
++ }
++ }
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeValue(int color)
++ {
++ QColor c = m_ui->valueColorLine->color();
++ if (m_ui->hsvRadioButton->isChecked())
++ c.setHsvF(c.hueF(), c.saturationF(), qreal(color) / 255, c.alphaF());
++ else
++ c.setBlue(color);
++ slotChangeValueColor(c);
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeAlphaColor(QColor color)
++ {
++ QtGradientStop *stop = m_model->currentStop();
++ if (!stop)
++ return;
++ m_model->changeStop(stop, color);
++ const auto stops = m_model->selectedStops();
++ for (QtGradientStop *s : stops) {
++ if (s != stop) {
++ QColor c = s->color();
++ if (m_ui->hsvRadioButton->isChecked()) {
++ c.setHsvF(c.hueF(), c.saturationF(), c.valueF(), color.alphaF());
++ int hue = c.hue();
++ if (hue == 360 || hue == -1)
++ c.setHsvF(0.0, c.saturationF(), c.valueF(), c.alphaF());
++ } else {
++ c.setRgbF(c.redF(), c.greenF(), c.blueF(), color.alphaF());
++ }
++ m_model->changeStop(s, c);
++ }
++ }
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeAlpha(int color)
++ {
++ QColor c = m_ui->alphaColorLine->color();
++ if (m_ui->hsvRadioButton->isChecked())
++ c.setHsvF(c.hueF(), c.saturationF(), c.valueF(), qreal(color) / 255);
++ else
++ c.setAlpha(color);
++ slotChangeAlphaColor(c);
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangePosition(double value)
++ {
++ QtGradientStop *stop = m_model->currentStop();
++ if (!stop)
++ return;
++
++ m_model->moveStops(value);
++ }
++
++ void QtGradientStopsControllerPrivate::slotChangeZoom(int value)
++ {
++ updateZoom(value / 100.0);
++ }
++
++ void QtGradientStopsControllerPrivate::slotZoomIn()
++ {
++ double newZoom = m_ui->gradientStopsWidget->zoom() * 2;
++ if (newZoom > 100)
++ newZoom = 100;
++ updateZoom(newZoom);
++ }
++
++ void QtGradientStopsControllerPrivate::slotZoomOut()
++ {
++ double newZoom = m_ui->gradientStopsWidget->zoom() / 2;
++ if (newZoom < 1)
++ newZoom = 1;
++ updateZoom(newZoom);
++ }
++
++ void QtGradientStopsControllerPrivate::slotZoomAll()
++ {
++ updateZoom(1);
++ }
++
++ void QtGradientStopsControllerPrivate::slotZoomChanged(double zoom)
++ {
++ updateZoom(zoom);
++ }
++
++ QtGradientStopsController::QtGradientStopsController(QObject *parent)
++ : QObject(parent), d_ptr(new QtGradientStopsControllerPrivate())
++ {
++ d_ptr->q_ptr = this;
++ }
++
++ void QtGradientStopsController::setUi(Ui::QtGradientEditor *ui)
++ {
++ d_ptr->setUi(ui);
++ }
++
++ QtGradientStopsController::~QtGradientStopsController()
++ {
++ }
++
++ void QtGradientStopsController::setGradientStops(const QGradientStops &stops)
++ {
++ d_ptr->m_model->clear();
++ QtGradientStop *first = nullptr;
++ for (const std::pair<qreal, QColor> &pair : stops) {
++ QtGradientStop *stop = d_ptr->m_model->addStop(pair.first, pair.second);
++ if (!first)
++ first = stop;
++ }
++ if (first)
++ d_ptr->m_model->setCurrentStop(first);
++ }
++
++ QGradientStops QtGradientStopsController::gradientStops() const
++ {
++ QGradientStops stops;
++ const auto stopsList = d_ptr->m_model->stops().values();
++ for (const QtGradientStop *stop : stopsList)
++ stops.append({stop->position(), stop->color()});
++ return stops;
++ }
++
++ QColor::Spec QtGradientStopsController::spec() const
++ {
++ return d_ptr->m_spec;
++ }
++
++ void QtGradientStopsController::setSpec(QColor::Spec spec)
++ {
++ if (d_ptr->m_spec == spec)
++ return;
++
++ d_ptr->m_spec = spec;
++ if (d_ptr->m_spec == QColor::Rgb) {
++ d_ptr->m_ui->rgbRadioButton->setChecked(true);
++ d_ptr->slotRgbClicked();
++ } else {
++ d_ptr->m_ui->hsvRadioButton->setChecked(true);
++ d_ptr->slotHsvClicked();
++ }
++ }
++
++ QT_END_NAMESPACE
++
++ #include "qtgradientstopscontroller.moc"