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|
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qtgradienteditor.h"
#include "qtgradientstopscontroller.h"
#include "ui_qtgradienteditor.h"
QT_BEGIN_NAMESPACE
class QtGradientEditorPrivate
{
QtGradientEditor *q_ptr;
Q_DECLARE_PUBLIC(QtGradientEditor)
public:
QtGradientEditorPrivate() : m_gradient(QLinearGradient()) {}
void slotGradientStopsChanged(const QGradientStops &stops);
void slotTypeChanged(int type);
void slotSpreadChanged(int spread);
void slotStartLinearXChanged(double value);
void slotStartLinearYChanged(double value);
void slotEndLinearXChanged(double value);
void slotEndLinearYChanged(double value);
void slotCentralRadialXChanged(double value);
void slotCentralRadialYChanged(double value);
void slotFocalRadialXChanged(double value);
void slotFocalRadialYChanged(double value);
void slotRadiusRadialChanged(double value);
void slotCentralConicalXChanged(double value);
void slotCentralConicalYChanged(double value);
void slotAngleConicalChanged(double value);
void slotDetailsChanged(bool details);
void startLinearChanged(const QPointF &point);
void endLinearChanged(const QPointF &point);
void centralRadialChanged(const QPointF &point);
void focalRadialChanged(const QPointF &point);
void radiusRadialChanged(qreal radius);
void centralConicalChanged(const QPointF &point);
void angleConicalChanged(qreal angle);
void setStartLinear(const QPointF &point);
void setEndLinear(const QPointF &point);
void setCentralRadial(const QPointF &point);
void setFocalRadial(const QPointF &point);
void setRadiusRadial(qreal radius);
void setCentralConical(const QPointF &point);
void setAngleConical(qreal angle);
void setType(QGradient::Type type);
void showDetails(bool details);
void setSpinBox(QDoubleSpinBox *spinBox, const char *slot, double max = 1.0, double step = 0.01, int decimals = 3);
void reset();
void setLayout(bool details);
void layoutDetails(bool details);
bool row4Visible() const;
bool row5Visible() const;
int extensionWidthHint() const;
void setCombos(bool combos);
QGradient gradient() const;
void updateGradient(bool emitSignal);
Ui::QtGradientEditor m_ui;
QtGradientStopsController *m_gradientStopsController;
QDoubleSpinBox *startLinearXSpinBox;
QDoubleSpinBox *startLinearYSpinBox;
QDoubleSpinBox *endLinearXSpinBox;
QDoubleSpinBox *endLinearYSpinBox;
QDoubleSpinBox *centralRadialXSpinBox;
QDoubleSpinBox *centralRadialYSpinBox;
QDoubleSpinBox *focalRadialXSpinBox;
QDoubleSpinBox *focalRadialYSpinBox;
QDoubleSpinBox *radiusRadialSpinBox;
QDoubleSpinBox *centralConicalXSpinBox;
QDoubleSpinBox *centralConicalYSpinBox;
QDoubleSpinBox *angleConicalSpinBox;
QButtonGroup *m_typeGroup;
QButtonGroup *m_spreadGroup;
QGradient::Type m_type;
QGridLayout *m_gridLayout;
QWidget *m_hiddenWidget;
QGridLayout *m_hiddenLayout;
bool m_details;
bool m_detailsButtonVisible;
bool m_backgroundCheckered;
QGradient m_gradient;
bool m_combos;
};
QGradient QtGradientEditorPrivate::gradient() const
{
QGradient *gradient = 0;
switch (m_ui.gradientWidget->gradientType()) {
case QGradient::LinearGradient:
gradient = new QLinearGradient(m_ui.gradientWidget->startLinear(),
m_ui.gradientWidget->endLinear());
break;
case QGradient::RadialGradient:
gradient = new QRadialGradient(m_ui.gradientWidget->centralRadial(),
m_ui.gradientWidget->radiusRadial(),
m_ui.gradientWidget->focalRadial());
break;
case QGradient::ConicalGradient:
gradient = new QConicalGradient(m_ui.gradientWidget->centralConical(),
m_ui.gradientWidget->angleConical());
break;
default:
break;
}
if (!gradient)
return QGradient();
gradient->setStops(m_ui.gradientWidget->gradientStops());
gradient->setSpread(m_ui.gradientWidget->gradientSpread());
gradient->setCoordinateMode(QGradient::StretchToDeviceMode);
QGradient gr = *gradient;
delete gradient;
return gr;
}
void QtGradientEditorPrivate::updateGradient(bool emitSignal)
{
QGradient grad = gradient();
if (m_gradient == grad)
return;
m_gradient = grad;
if (emitSignal)
emit q_ptr->gradientChanged(m_gradient);
}
void QtGradientEditorPrivate::setCombos(bool combos)
{
if (m_combos == combos)
return;
m_combos = combos;
m_ui.linearButton->setVisible(!m_combos);
m_ui.radialButton->setVisible(!m_combos);
m_ui.conicalButton->setVisible(!m_combos);
m_ui.padButton->setVisible(!m_combos);
m_ui.repeatButton->setVisible(!m_combos);
m_ui.reflectButton->setVisible(!m_combos);
m_ui.typeComboBox->setVisible(m_combos);
m_ui.spreadComboBox->setVisible(m_combos);
}
void QtGradientEditorPrivate::setLayout(bool details)
{
QHBoxLayout *hboxLayout = new QHBoxLayout();
hboxLayout->setObjectName(QString::fromUtf8("hboxLayout"));
hboxLayout->addWidget(m_ui.typeComboBox);
hboxLayout->addWidget(m_ui.spreadComboBox);
QHBoxLayout *typeLayout = new QHBoxLayout();
typeLayout->setSpacing(0);
typeLayout->addWidget(m_ui.linearButton);
typeLayout->addWidget(m_ui.radialButton);
typeLayout->addWidget(m_ui.conicalButton);
hboxLayout->addLayout(typeLayout);
QHBoxLayout *spreadLayout = new QHBoxLayout();
spreadLayout->setSpacing(0);
spreadLayout->addWidget(m_ui.padButton);
spreadLayout->addWidget(m_ui.repeatButton);
spreadLayout->addWidget(m_ui.reflectButton);
hboxLayout->addLayout(spreadLayout);
hboxLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Minimum));
hboxLayout->addWidget(m_ui.detailsButton);
m_gridLayout->addLayout(hboxLayout, 0, 0, 1, 2);
int span = 1;
if (details)
span = 7;
m_gridLayout->addWidget(m_ui.frame, 1, 0, span, 2);
int row = 2;
if (details) {
row = 8;
span = 4;
}
m_gridLayout->addWidget(m_ui.gradientStopsWidget, row, 0, span, 2);
QHBoxLayout *hboxLayout1 = new QHBoxLayout();
hboxLayout1->setObjectName(QString::fromUtf8("hboxLayout1"));
hboxLayout1->addWidget(m_ui.colorLabel);
hboxLayout1->addWidget(m_ui.colorButton);
hboxLayout1->addWidget(m_ui.hsvRadioButton);
hboxLayout1->addWidget(m_ui.rgbRadioButton);
hboxLayout1->addItem(new QSpacerItem(16, 23, QSizePolicy::Expanding, QSizePolicy::Minimum));
int addRow = 0;
if (details)
addRow = 9;
m_gridLayout->addLayout(hboxLayout1, 3 + addRow, 0, 1, 2);
m_gridLayout->addWidget(m_ui.hLabel, 4 + addRow, 0, 1, 1);
m_gridLayout->addWidget(m_ui.frame_2, 4 + addRow, 1, 1, 1);
m_gridLayout->addWidget(m_ui.sLabel, 5 + addRow, 0, 1, 1);
m_gridLayout->addWidget(m_ui.frame_5, 5 + addRow, 1, 1, 1);
m_gridLayout->addWidget(m_ui.vLabel, 6 + addRow, 0, 1, 1);
m_gridLayout->addWidget(m_ui.frame_3, 6 + addRow, 1, 1, 1);
m_gridLayout->addWidget(m_ui.aLabel, 7 + addRow, 0, 1, 1);
m_gridLayout->addWidget(m_ui.frame_4, 7 + addRow, 1, 1, 1);
if (details) {
layoutDetails(details);
}
}
void QtGradientEditorPrivate::layoutDetails(bool details)
{
QGridLayout *gridLayout = m_gridLayout;
int col = 2;
if (!details) {
col = 0;
if (!m_hiddenWidget) {
m_hiddenWidget = new QWidget();
m_hiddenLayout = new QGridLayout(m_hiddenWidget);
m_hiddenLayout->setContentsMargins(0, 0, 0, 0);
m_hiddenLayout->setSizeConstraint(QLayout::SetFixedSize);
}
gridLayout = m_hiddenLayout;
}
gridLayout->addWidget(m_ui.label1, 1, col + 0, 1, 1);
gridLayout->addWidget(m_ui.spinBox1, 1, col + 1, 1, 1);
gridLayout->addWidget(m_ui.label2, 2, col + 0, 1, 1);
gridLayout->addWidget(m_ui.spinBox2, 2, col + 1, 1, 1);
gridLayout->addWidget(m_ui.label3, 3, col + 0, 1, 1);
gridLayout->addWidget(m_ui.spinBox3, 3, col + 1, 1, 1);
gridLayout->addWidget(m_ui.label4, 4, col + 0, 1, 1);
gridLayout->addWidget(m_ui.spinBox4, 4, col + 1, 1, 1);
gridLayout->addWidget(m_ui.label5, 5, col + 0, 1, 1);
gridLayout->addWidget(m_ui.spinBox5, 5, col + 1, 1, 1);
gridLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Minimum, QSizePolicy::Expanding), 6, col + 0, 1, 1);
gridLayout->addWidget(m_ui.line1Widget, 7, col + 0, 1, 2);
gridLayout->addWidget(m_ui.zoomLabel, 8, col + 0, 1, 1);
gridLayout->addWidget(m_ui.zoomWidget, 8, col + 1, 1, 1);
gridLayout->addWidget(m_ui.zoomButtonsWidget, 9, col + 0, 1, 1);
gridLayout->addWidget(m_ui.zoomAllButton, 9, col + 1, 1, 1);
gridLayout->addItem(new QSpacerItem(0, 0, QSizePolicy::Minimum, QSizePolicy::Preferred), 10, col + 0, 1, 1);
gridLayout->addWidget(m_ui.line2Widget, 11, col + 0, 1, 2);
gridLayout->addWidget(m_ui.positionLabel, 12, col + 0, 1, 1);
gridLayout->addWidget(m_ui.positionWidget, 12, col + 1, 1, 1);
gridLayout->addWidget(m_ui.hueLabel, 13, col + 0, 1, 1);
gridLayout->addWidget(m_ui.hueWidget, 13, col + 1, 1, 1);
gridLayout->addWidget(m_ui.saturationLabel, 14, col + 0, 1, 1);
gridLayout->addWidget(m_ui.saturationWidget, 14, col + 1, 1, 1);
gridLayout->addWidget(m_ui.valueLabel, 15, col + 0, 1, 1);
gridLayout->addWidget(m_ui.valueWidget, 15, col + 1, 1, 1);
gridLayout->addWidget(m_ui.alphaLabel, 16, col + 0, 1, 1);
gridLayout->addWidget(m_ui.alphaWidget, 16, col + 1, 1, 1);
if (details) {
if (m_hiddenLayout) {
delete m_hiddenLayout;
m_hiddenLayout = 0;
}
if (m_hiddenWidget) {
delete m_hiddenWidget;
m_hiddenWidget = 0;
}
}
}
int QtGradientEditorPrivate::extensionWidthHint() const
{
if (m_details)
return q_ptr->size().width() - m_ui.gradientStopsWidget->size().width();
const int space = m_ui.spinBox1->geometry().left() - m_ui.label1->geometry().right();
return m_hiddenLayout->minimumSize().width() + space;
}
void QtGradientEditorPrivate::slotDetailsChanged(bool details)
{
showDetails(details);
}
bool QtGradientEditorPrivate::row4Visible() const
{
if (m_type == QGradient::ConicalGradient)
return false;
return true;
}
bool QtGradientEditorPrivate::row5Visible() const
{
if (m_type == QGradient::RadialGradient)
return true;
return false;
}
void QtGradientEditorPrivate::showDetails(bool details)
{
if (m_details == details)
return;
bool blocked = m_ui.detailsButton->signalsBlocked();
m_ui.detailsButton->blockSignals(true);
m_ui.detailsButton->setChecked(details);
m_ui.detailsButton->blockSignals(blocked);
bool updates = q_ptr->updatesEnabled();
q_ptr->setUpdatesEnabled(false);
if (m_gridLayout) {
m_gridLayout->setEnabled(false);
delete m_gridLayout;
m_gridLayout = 0;
}
if (!details) {
layoutDetails(details);
}
emit q_ptr->aboutToShowDetails(details, extensionWidthHint());
m_details = details;
m_gridLayout = new QGridLayout(q_ptr);
m_gridLayout->setEnabled(false);
m_gridLayout->setObjectName(QString::fromUtf8("gridLayout"));
m_gridLayout->setContentsMargins(0, 0, 0, 0);
m_ui.label4->setVisible(row4Visible());
m_ui.label5->setVisible(row5Visible());
m_ui.spinBox4->setVisible(row4Visible());
m_ui.spinBox5->setVisible(row5Visible());
setLayout(details);
m_gridLayout->setEnabled(true);
q_ptr->setUpdatesEnabled(updates);
q_ptr->update();
}
void QtGradientEditorPrivate::setSpinBox(QDoubleSpinBox *spinBox, const char *slot, double max, double step, int decimals)
{
bool blocked = spinBox->signalsBlocked();
spinBox->blockSignals(true);
spinBox->setDecimals(decimals);
spinBox->setMaximum(max);
spinBox->setSingleStep(step);
spinBox->blockSignals(blocked);
QObject::connect(spinBox, SIGNAL(valueChanged(double)), q_ptr, slot);
}
void QtGradientEditorPrivate::reset()
{
startLinearXSpinBox = 0;
startLinearYSpinBox = 0;
endLinearXSpinBox = 0;
endLinearYSpinBox = 0;
centralRadialXSpinBox = 0;
centralRadialYSpinBox = 0;
focalRadialXSpinBox = 0;
focalRadialYSpinBox = 0;
radiusRadialSpinBox = 0;
centralConicalXSpinBox = 0;
centralConicalYSpinBox = 0;
angleConicalSpinBox = 0;
}
void QtGradientEditorPrivate::setType(QGradient::Type type)
{
if (m_type == type)
return;
m_type = type;
m_ui.spinBox1->disconnect(SIGNAL(valueChanged(double)));
m_ui.spinBox2->disconnect(SIGNAL(valueChanged(double)));
m_ui.spinBox3->disconnect(SIGNAL(valueChanged(double)));
m_ui.spinBox4->disconnect(SIGNAL(valueChanged(double)));
m_ui.spinBox5->disconnect(SIGNAL(valueChanged(double)));
reset();
bool ena = true;
if (m_gridLayout) {
ena = m_gridLayout->isEnabled();
m_gridLayout->setEnabled(false);
}
bool spreadEnabled = true;
if (type == QGradient::LinearGradient) {
startLinearXSpinBox = m_ui.spinBox1;
setSpinBox(startLinearXSpinBox, SLOT(slotStartLinearXChanged(double)));
m_ui.label1->setText(QCoreApplication::translate("QtGradientEditor", "Start X"));
startLinearYSpinBox = m_ui.spinBox2;
setSpinBox(startLinearYSpinBox, SLOT(slotStartLinearYChanged(double)));
m_ui.label2->setText(QCoreApplication::translate("QtGradientEditor", "Start Y"));
endLinearXSpinBox = m_ui.spinBox3;
setSpinBox(endLinearXSpinBox, SLOT(slotEndLinearXChanged(double)));
m_ui.label3->setText(QCoreApplication::translate("QtGradientEditor", "Final X"));
endLinearYSpinBox = m_ui.spinBox4;
setSpinBox(endLinearYSpinBox, SLOT(slotEndLinearYChanged(double)));
m_ui.label4->setText(QCoreApplication::translate("QtGradientEditor", "Final Y"));
setStartLinear(m_ui.gradientWidget->startLinear());
setEndLinear(m_ui.gradientWidget->endLinear());
} else if (type == QGradient::RadialGradient) {
centralRadialXSpinBox = m_ui.spinBox1;
setSpinBox(centralRadialXSpinBox, SLOT(slotCentralRadialXChanged(double)));
m_ui.label1->setText(QCoreApplication::translate("QtGradientEditor", "Central X"));
centralRadialYSpinBox = m_ui.spinBox2;
setSpinBox(centralRadialYSpinBox, SLOT(slotCentralRadialYChanged(double)));
m_ui.label2->setText(QCoreApplication::translate("QtGradientEditor", "Central Y"));
focalRadialXSpinBox = m_ui.spinBox3;
setSpinBox(focalRadialXSpinBox, SLOT(slotFocalRadialXChanged(double)));
m_ui.label3->setText(QCoreApplication::translate("QtGradientEditor", "Focal X"));
focalRadialYSpinBox = m_ui.spinBox4;
setSpinBox(focalRadialYSpinBox, SLOT(slotFocalRadialYChanged(double)));
m_ui.label4->setText(QCoreApplication::translate("QtGradientEditor", "Focal Y"));
radiusRadialSpinBox = m_ui.spinBox5;
setSpinBox(radiusRadialSpinBox, SLOT(slotRadiusRadialChanged(double)), 2.0);
m_ui.label5->setText(QCoreApplication::translate("QtGradientEditor", "Radius"));
setCentralRadial(m_ui.gradientWidget->centralRadial());
setFocalRadial(m_ui.gradientWidget->focalRadial());
setRadiusRadial(m_ui.gradientWidget->radiusRadial());
} else if (type == QGradient::ConicalGradient) {
centralConicalXSpinBox = m_ui.spinBox1;
setSpinBox(centralConicalXSpinBox, SLOT(slotCentralConicalXChanged(double)));
m_ui.label1->setText(QCoreApplication::translate("QtGradientEditor", "Central X"));
centralConicalYSpinBox = m_ui.spinBox2;
setSpinBox(centralConicalYSpinBox, SLOT(slotCentralConicalYChanged(double)));
m_ui.label2->setText(QCoreApplication::translate("QtGradientEditor", "Central Y"));
angleConicalSpinBox = m_ui.spinBox3;
setSpinBox(angleConicalSpinBox, SLOT(slotAngleConicalChanged(double)), 360.0, 1.0, 1);
m_ui.label3->setText(QCoreApplication::translate("QtGradientEditor", "Angle"));
setCentralConical(m_ui.gradientWidget->centralConical());
setAngleConical(m_ui.gradientWidget->angleConical());
spreadEnabled = false;
}
m_ui.spreadComboBox->setEnabled(spreadEnabled);
m_ui.padButton->setEnabled(spreadEnabled);
m_ui.repeatButton->setEnabled(spreadEnabled);
m_ui.reflectButton->setEnabled(spreadEnabled);
m_ui.label4->setVisible(row4Visible());
m_ui.spinBox4->setVisible(row4Visible());
m_ui.label5->setVisible(row5Visible());
m_ui.spinBox5->setVisible(row5Visible());
if (m_gridLayout) {
m_gridLayout->setEnabled(ena);
}
}
void QtGradientEditorPrivate::slotGradientStopsChanged(const QGradientStops &stops)
{
m_ui.gradientWidget->setGradientStops(stops);
updateGradient(true);
}
void QtGradientEditorPrivate::slotTypeChanged(int idx)
{
QGradient::Type type = QGradient::NoGradient;
if (idx == 0)
type = QGradient::LinearGradient;
else if (idx == 1)
type = QGradient::RadialGradient;
else if (idx == 2)
type = QGradient::ConicalGradient;
setType(type);
m_ui.typeComboBox->setCurrentIndex(idx);
m_typeGroup->button(idx)->setChecked(true);
m_ui.gradientWidget->setGradientType(type);
updateGradient(true);
}
void QtGradientEditorPrivate::slotSpreadChanged(int spread)
{
if (spread == 0) {
m_ui.gradientWidget->setGradientSpread(QGradient::PadSpread);
} else if (spread == 1) {
m_ui.gradientWidget->setGradientSpread(QGradient::RepeatSpread);
} else if (spread == 2) {
m_ui.gradientWidget->setGradientSpread(QGradient::ReflectSpread);
}
m_ui.spreadComboBox->setCurrentIndex(spread);
updateGradient(true);
}
void QtGradientEditorPrivate::slotStartLinearXChanged(double value)
{
QPointF point = m_ui.gradientWidget->startLinear();
point.setX(value);
m_ui.gradientWidget->setStartLinear(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotStartLinearYChanged(double value)
{
QPointF point = m_ui.gradientWidget->startLinear();
point.setY(value);
m_ui.gradientWidget->setStartLinear(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotEndLinearXChanged(double value)
{
QPointF point = m_ui.gradientWidget->endLinear();
point.setX(value);
m_ui.gradientWidget->setEndLinear(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotEndLinearYChanged(double value)
{
QPointF point = m_ui.gradientWidget->endLinear();
point.setY(value);
m_ui.gradientWidget->setEndLinear(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotCentralRadialXChanged(double value)
{
QPointF point = m_ui.gradientWidget->centralRadial();
point.setX(value);
m_ui.gradientWidget->setCentralRadial(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotCentralRadialYChanged(double value)
{
QPointF point = m_ui.gradientWidget->centralRadial();
point.setY(value);
m_ui.gradientWidget->setCentralRadial(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotFocalRadialXChanged(double value)
{
QPointF point = m_ui.gradientWidget->focalRadial();
point.setX(value);
m_ui.gradientWidget->setFocalRadial(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotFocalRadialYChanged(double value)
{
QPointF point = m_ui.gradientWidget->focalRadial();
point.setY(value);
m_ui.gradientWidget->setFocalRadial(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotRadiusRadialChanged(double value)
{
m_ui.gradientWidget->setRadiusRadial(value);
updateGradient(true);
}
void QtGradientEditorPrivate::slotCentralConicalXChanged(double value)
{
QPointF point = m_ui.gradientWidget->centralConical();
point.setX(value);
m_ui.gradientWidget->setCentralConical(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotCentralConicalYChanged(double value)
{
QPointF point = m_ui.gradientWidget->centralConical();
point.setY(value);
m_ui.gradientWidget->setCentralConical(point);
updateGradient(true);
}
void QtGradientEditorPrivate::slotAngleConicalChanged(double value)
{
m_ui.gradientWidget->setAngleConical(value);
updateGradient(true);
}
void QtGradientEditorPrivate::startLinearChanged(const QPointF &point)
{
setStartLinear(point);
updateGradient(true);
}
void QtGradientEditorPrivate::endLinearChanged(const QPointF &point)
{
setEndLinear(point);
updateGradient(true);
}
void QtGradientEditorPrivate::centralRadialChanged(const QPointF &point)
{
setCentralRadial(point);
updateGradient(true);
}
void QtGradientEditorPrivate::focalRadialChanged(const QPointF &point)
{
setFocalRadial(point);
updateGradient(true);
}
void QtGradientEditorPrivate::radiusRadialChanged(qreal radius)
{
setRadiusRadial(radius);
updateGradient(true);
}
void QtGradientEditorPrivate::centralConicalChanged(const QPointF &point)
{
setCentralConical(point);
updateGradient(true);
}
void QtGradientEditorPrivate::angleConicalChanged(qreal angle)
{
setAngleConical(angle);
updateGradient(true);
}
void QtGradientEditorPrivate::setStartLinear(const QPointF &point)
{
if (startLinearXSpinBox)
startLinearXSpinBox->setValue(point.x());
if (startLinearYSpinBox)
startLinearYSpinBox->setValue(point.y());
}
void QtGradientEditorPrivate::setEndLinear(const QPointF &point)
{
if (endLinearXSpinBox)
endLinearXSpinBox->setValue(point.x());
if (endLinearYSpinBox)
endLinearYSpinBox->setValue(point.y());
}
void QtGradientEditorPrivate::setCentralRadial(const QPointF &point)
{
if (centralRadialXSpinBox)
centralRadialXSpinBox->setValue(point.x());
if (centralRadialYSpinBox)
centralRadialYSpinBox->setValue(point.y());
}
void QtGradientEditorPrivate::setFocalRadial(const QPointF &point)
{
if (focalRadialXSpinBox)
focalRadialXSpinBox->setValue(point.x());
if (focalRadialYSpinBox)
focalRadialYSpinBox->setValue(point.y());
}
void QtGradientEditorPrivate::setRadiusRadial(qreal radius)
{
if (radiusRadialSpinBox)
radiusRadialSpinBox->setValue(radius);
}
void QtGradientEditorPrivate::setCentralConical(const QPointF &point)
{
if (centralConicalXSpinBox)
centralConicalXSpinBox->setValue(point.x());
if (centralConicalYSpinBox)
centralConicalYSpinBox->setValue(point.y());
}
void QtGradientEditorPrivate::setAngleConical(qreal angle)
{
if (angleConicalSpinBox)
angleConicalSpinBox->setValue(angle);
}
QtGradientEditor::QtGradientEditor(QWidget *parent)
: QWidget(parent), d_ptr(new QtGradientEditorPrivate())
{
d_ptr->q_ptr = this;
d_ptr->m_type = QGradient::RadialGradient;
d_ptr->m_ui.setupUi(this);
d_ptr->m_gridLayout = 0;
d_ptr->m_hiddenLayout = 0;
d_ptr->m_hiddenWidget = 0;
bool detailsDefault = false;
d_ptr->m_details = !detailsDefault;
d_ptr->m_detailsButtonVisible = true;
bool checkeredDefault = true;
d_ptr->m_backgroundCheckered = !checkeredDefault;
d_ptr->m_gradientStopsController = new QtGradientStopsController(this);
d_ptr->m_gradientStopsController->setUi(&d_ptr->m_ui);
d_ptr->reset();
d_ptr->setType(QGradient::LinearGradient);
d_ptr->m_combos = true;
d_ptr->setCombos(!d_ptr->m_combos);
d_ptr->showDetails(detailsDefault);
setBackgroundCheckered(checkeredDefault);
d_ptr->setStartLinear(QPointF(0, 0));
d_ptr->setEndLinear(QPointF(1, 1));
d_ptr->setCentralRadial(QPointF(0.5, 0.5));
d_ptr->setFocalRadial(QPointF(0.5, 0.5));
d_ptr->setRadiusRadial(0.5);
d_ptr->setCentralConical(QPointF(0.5, 0.5));
d_ptr->setAngleConical(0);
QIcon icon;
icon.addPixmap(style()->standardPixmap(QStyle::SP_ArrowRight), QIcon::Normal, QIcon::Off);
icon.addPixmap(style()->standardPixmap(QStyle::SP_ArrowLeft), QIcon::Normal, QIcon::On);
d_ptr->m_ui.detailsButton->setIcon(icon);
connect(d_ptr->m_ui.detailsButton, SIGNAL(clicked(bool)), this, SLOT(slotDetailsChanged(bool)));
connect(d_ptr->m_gradientStopsController, SIGNAL(gradientStopsChanged(QGradientStops)),
this, SLOT(slotGradientStopsChanged(QGradientStops)));
QIcon iconLinear(QLatin1String(":/qt-project.org/qtgradienteditor/images/typelinear.png"));
QIcon iconRadial(QLatin1String(":/qt-project.org/qtgradienteditor/images/typeradial.png"));
QIcon iconConical(QLatin1String(":/qt-project.org/qtgradienteditor/images/typeconical.png"));
d_ptr->m_ui.typeComboBox->addItem(iconLinear, tr("Linear"));
d_ptr->m_ui.typeComboBox->addItem(iconRadial, tr("Radial"));
d_ptr->m_ui.typeComboBox->addItem(iconConical, tr("Conical"));
d_ptr->m_ui.linearButton->setIcon(iconLinear);
d_ptr->m_ui.radialButton->setIcon(iconRadial);
d_ptr->m_ui.conicalButton->setIcon(iconConical);
d_ptr->m_typeGroup = new QButtonGroup(this);
d_ptr->m_typeGroup->addButton(d_ptr->m_ui.linearButton, 0);
d_ptr->m_typeGroup->addButton(d_ptr->m_ui.radialButton, 1);
d_ptr->m_typeGroup->addButton(d_ptr->m_ui.conicalButton, 2);
connect(d_ptr->m_typeGroup, SIGNAL(buttonClicked(int)),
this, SLOT(slotTypeChanged(int)));
connect(d_ptr->m_ui.typeComboBox, SIGNAL(activated(int)),
this, SLOT(slotTypeChanged(int)));
QIcon iconPad(QLatin1String(":/qt-project.org/qtgradienteditor/images/spreadpad.png"));
QIcon iconRepeat(QLatin1String(":/qt-project.org/qtgradienteditor/images/spreadrepeat.png"));
QIcon iconReflect(QLatin1String(":/qt-project.org/qtgradienteditor/images/spreadreflect.png"));
d_ptr->m_ui.spreadComboBox->addItem(iconPad, tr("Pad"));
d_ptr->m_ui.spreadComboBox->addItem(iconRepeat, tr("Repeat"));
d_ptr->m_ui.spreadComboBox->addItem(iconReflect, tr("Reflect"));
d_ptr->m_ui.padButton->setIcon(iconPad);
d_ptr->m_ui.repeatButton->setIcon(iconRepeat);
d_ptr->m_ui.reflectButton->setIcon(iconReflect);
d_ptr->m_spreadGroup = new QButtonGroup(this);
d_ptr->m_spreadGroup->addButton(d_ptr->m_ui.padButton, 0);
d_ptr->m_spreadGroup->addButton(d_ptr->m_ui.repeatButton, 1);
d_ptr->m_spreadGroup->addButton(d_ptr->m_ui.reflectButton, 2);
connect(d_ptr->m_spreadGroup, SIGNAL(buttonClicked(int)),
this, SLOT(slotSpreadChanged(int)));
connect(d_ptr->m_ui.spreadComboBox, SIGNAL(activated(int)),
this, SLOT(slotSpreadChanged(int)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(startLinearChanged(QPointF)),
this, SLOT(startLinearChanged(QPointF)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(endLinearChanged(QPointF)),
this, SLOT(endLinearChanged(QPointF)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(centralRadialChanged(QPointF)),
this, SLOT(centralRadialChanged(QPointF)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(focalRadialChanged(QPointF)),
this, SLOT(focalRadialChanged(QPointF)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(radiusRadialChanged(qreal)),
this, SLOT(radiusRadialChanged(qreal)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(centralConicalChanged(QPointF)),
this, SLOT(centralConicalChanged(QPointF)));
connect(d_ptr->m_ui.gradientWidget, SIGNAL(angleConicalChanged(qreal)),
this, SLOT(angleConicalChanged(qreal)));
QGradientStops stops = gradient().stops();
d_ptr->m_gradientStopsController->setGradientStops(stops);
d_ptr->m_ui.gradientWidget->setGradientStops(stops);
}
QtGradientEditor::~QtGradientEditor()
{
if (d_ptr->m_hiddenWidget)
delete d_ptr->m_hiddenWidget;
}
void QtGradientEditor::setGradient(const QGradient &grad)
{
if (grad == gradient())
return;
QGradient::Type type = grad.type();
int idx = 0;
switch (type) {
case QGradient::LinearGradient: idx = 0; break;
case QGradient::RadialGradient: idx = 1; break;
case QGradient::ConicalGradient: idx = 2; break;
default: return;
}
d_ptr->setType(type);
d_ptr->m_ui.typeComboBox->setCurrentIndex(idx);
d_ptr->m_ui.gradientWidget->setGradientType(type);
d_ptr->m_typeGroup->button(idx)->setChecked(true);
QGradient::Spread spread = grad.spread();
switch (spread) {
case QGradient::PadSpread: idx = 0; break;
case QGradient::RepeatSpread: idx = 1; break;
case QGradient::ReflectSpread: idx = 2; break;
default: idx = 0; break;
}
d_ptr->m_ui.spreadComboBox->setCurrentIndex(idx);
d_ptr->m_ui.gradientWidget->setGradientSpread(spread);
d_ptr->m_spreadGroup->button(idx)->setChecked(true);
if (type == QGradient::LinearGradient) {
QLinearGradient *gr = (QLinearGradient *)(&grad);
d_ptr->setStartLinear(gr->start());
d_ptr->setEndLinear(gr->finalStop());
d_ptr->m_ui.gradientWidget->setStartLinear(gr->start());
d_ptr->m_ui.gradientWidget->setEndLinear(gr->finalStop());
} else if (type == QGradient::RadialGradient) {
QRadialGradient *gr = (QRadialGradient *)(&grad);
d_ptr->setCentralRadial(gr->center());
d_ptr->setFocalRadial(gr->focalPoint());
d_ptr->setRadiusRadial(gr->radius());
d_ptr->m_ui.gradientWidget->setCentralRadial(gr->center());
d_ptr->m_ui.gradientWidget->setFocalRadial(gr->focalPoint());
d_ptr->m_ui.gradientWidget->setRadiusRadial(gr->radius());
} else if (type == QGradient::ConicalGradient) {
QConicalGradient *gr = (QConicalGradient *)(&grad);
d_ptr->setCentralConical(gr->center());
d_ptr->setAngleConical(gr->angle());
d_ptr->m_ui.gradientWidget->setCentralConical(gr->center());
d_ptr->m_ui.gradientWidget->setAngleConical(gr->angle());
}
d_ptr->m_gradientStopsController->setGradientStops(grad.stops());
d_ptr->m_ui.gradientWidget->setGradientStops(grad.stops());
d_ptr->updateGradient(false);
}
QGradient QtGradientEditor::gradient() const
{
return d_ptr->m_gradient;
}
bool QtGradientEditor::isBackgroundCheckered() const
{
return d_ptr->m_backgroundCheckered;
}
void QtGradientEditor::setBackgroundCheckered(bool checkered)
{
if (d_ptr->m_backgroundCheckered == checkered)
return;
d_ptr->m_backgroundCheckered = checkered;
d_ptr->m_ui.hueColorLine->setBackgroundCheckered(checkered);
d_ptr->m_ui.saturationColorLine->setBackgroundCheckered(checkered);
d_ptr->m_ui.valueColorLine->setBackgroundCheckered(checkered);
d_ptr->m_ui.alphaColorLine->setBackgroundCheckered(checkered);
d_ptr->m_ui.gradientWidget->setBackgroundCheckered(checkered);
d_ptr->m_ui.gradientStopsWidget->setBackgroundCheckered(checkered);
d_ptr->m_ui.colorButton->setBackgroundCheckered(checkered);
}
bool QtGradientEditor::detailsVisible() const
{
return d_ptr->m_details;
}
void QtGradientEditor::setDetailsVisible(bool visible)
{
d_ptr->showDetails(visible);
}
bool QtGradientEditor::isDetailsButtonVisible() const
{
return d_ptr->m_detailsButtonVisible;
}
void QtGradientEditor::setDetailsButtonVisible(bool visible)
{
if (d_ptr->m_detailsButtonVisible == visible)
return;
d_ptr->m_detailsButtonVisible = visible;
d_ptr->m_ui.detailsButton->setVisible(visible);
}
QColor::Spec QtGradientEditor::spec() const
{
return d_ptr->m_gradientStopsController->spec();
}
void QtGradientEditor::setSpec(QColor::Spec spec)
{
d_ptr->m_gradientStopsController->setSpec(spec);
}
QT_END_NAMESPACE
#include "moc_qtgradienteditor.cpp"
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