void GradientPreview::updateDisplay()
{
repaint();
if (!fill_gradient.colorStops().isEmpty())
{
QList<VColorStop*> cstops = fill_gradient.colorStops();
emit selectedStop(cstops.at(ActStop));
}
}
void GradientPreview::removeStop()
{
if ((contextStop > 0) && (contextStop != static_cast<int>(StopM.count()-1)))
{
onlyselect = false;
fill_gradient.removeStop(contextStop);
ActStop = 0;
repaint();
QList<VColorStop*> cstops = fill_gradient.colorStops();
emit selectedStop(cstops.at(ActStop));
}
}
void GradientPreview::keyPressEvent(QKeyEvent *e)
{
if (isEditable)
{
if(e->key() == Qt::Key_Delete || e->key() == Qt::Key_Backspace)
{
if ((ActStop > 0) && (ActStop != static_cast<int>(StopM.count()-1)))
{
onlyselect = false;
fill_gradient.removeStop(ActStop);
ActStop = 0;
repaint();
QList<VColorStop*> cstops = fill_gradient.colorStops();
emit selectedStop(cstops.at(ActStop));
}
}
}
}
void GradientPreview::mousePressEvent(QMouseEvent *m)
{
QRect fpo;
Mpressed = true;
ActStop = -1;
if (isEditable)
{
QList<VColorStop*> cstops = fill_gradient.colorStops();
for (int yg = 0; yg < static_cast<int>(StopM.count()); ++yg)
{
fpo = QRect(static_cast<int>(StopM[yg])-4, 43, 8, 13);
if (fpo.contains(m->pos()))
{
ActStop = yg;
emit selectedStop(cstops.at(ActStop));
repaint();
onlyselect = true;
return;
}
}
}
}
void GradientPreview::addStop()
{
QList<VColorStop*> cstops = fill_gradient.colorStops();
double newStop = static_cast<double>((mPos.x() - 10)) / (static_cast<double>(width())-20);
QColor stopColor = (cstops.count() > 0) ? cstops.at(0)->color : QColor(255, 255, 255);
QString stopName = (cstops.count() > 0) ? cstops.at(0)->name : QString("White");
int stopShade = (cstops.count() > 0) ? cstops.at(0)->shade : 100;
fill_gradient.addStop(stopColor, newStop, 0.5, 1.0, stopName, stopShade);
repaint();
onlyselect = false;
cstops = fill_gradient.colorStops();
for (int yg = 0; yg < static_cast<int>(StopM.count()); ++yg)
{
QRect fpo = QRect(static_cast<int>(StopM[yg])-4, 43, 8, 13);
if (fpo.contains(mPos))
{
ActStop = yg;
emit selectedStop(cstops.at(ActStop));
repaint();
break;
}
}
}
void GradientPreview::mouseReleaseEvent(QMouseEvent *m)
{
qApp->restoreOverrideCursor();
QRect insideRect = QRect(10, 43, width()-20, 13);
if (isEditable)
{
QRect fpo;
if (m->button() == Qt::LeftButton)
{
if ((Mpressed) && (ActStop > 0) && (ActStop != static_cast<int>(StopM.count()-1)) && (outside || !insideRect.contains(m->pos())))
{
onlyselect = false;
fill_gradient.removeStop(ActStop);
ActStop = 0;
repaint();
QList<VColorStop*> cstops = fill_gradient.colorStops();
emit selectedStop(cstops.at(ActStop));
}
if ((m->y() < height()) && (m->y() > 43) && (m->x() > 0) && (m->x() < width()) && (ActStop == -1))
{
QList<VColorStop*> cstops = fill_gradient.colorStops();
double newStop = static_cast<double>((m->x() - 10)) / (static_cast<double>(width())-20);
QColor stopColor = (cstops.count() > 0) ? cstops.at(0)->color : QColor(255, 255, 255);
QString stopName = (cstops.count() > 0) ? cstops.at(0)->name : QString("White");
int stopShade = (cstops.count() > 0) ? cstops.at(0)->shade : 100;
fill_gradient.addStop(stopColor, newStop, 0.5, 1.0, stopName, stopShade);
repaint();
onlyselect = false;
cstops = fill_gradient.colorStops();
for (int yg = 0; yg < static_cast<int>(StopM.count()); ++yg)
{
fpo = QRect(static_cast<int>(StopM[yg])-4, 43, 8, 13);
if (fpo.contains(m->pos()))
{
ActStop = yg;
emit selectedStop(cstops.at(ActStop));
repaint();
break;
}
}
}
}
else if (m->button() == Qt::RightButton)
{
Mpressed = false;
QList<VColorStop*> cstops = fill_gradient.colorStops();
int stop = -1;
for (int yg = 0; yg < static_cast<int>(StopM.count()); ++yg)
{
fpo = QRect(static_cast<int>(StopM[yg])-4, 43, 8, 13);
if (fpo.contains(m->pos()))
{
stop = yg;
break;
}
}
contextStop = stop;
mPos = m->pos();
QMenu *pmen = new QMenu();
setCursor(QCursor(Qt::ArrowCursor));
pmen->addAction( tr("Add Stop"), this, SLOT(addStop()));
if (stop != -1)
pmen->addAction( tr("Remove Stop"), this, SLOT(removeStop()));
pmen->exec(QCursor::pos());
delete pmen;
}
}
Mpressed = false;
if ((!onlyselect) && (ActStop >= 0)){
emit gradientChanged();
QList<VColorStop*> cstops = fill_gradient.colorStops();
emit currStep(cstops.at(ActStop)->rampPoint);
}
}
