void DkPaintViewPort::mousePressEvent(QMouseEvent *event) {
// panning -> redirect to viewport
if (event->buttons() == Qt::LeftButton &&
(event->modifiers() == nmc::Settings::param().global().altMod || panning)) {
setCursor(Qt::ClosedHandCursor);
event->setModifiers(Qt::NoModifier); // we want a 'normal' action in the viewport
event->ignore();
return;
}
if (event->buttons() == Qt::LeftButton && parent()) {
nmc::DkBaseViewPort* viewport = dynamic_cast<nmc::DkBaseViewPort*>(parent());
if(viewport) {
if(QRectF(QPointF(), viewport->getImage().size()).contains(mapToImage(event->pos()))) {
isOutside = false;
paths.append(QPainterPath());
paths.last().moveTo(mapToImage(event->pos()));
paths.last().lineTo(mapToImage(event->pos())+QPointF(0.1,0));
pathsPen.append(pen);
update();
}
else
isOutside = true;
}
}
// no propagation
}
void DkPaintViewPort::mouseMoveEvent(QMouseEvent *event) {
//qDebug() << "paint viewport...";
// panning -> redirect to viewport
if (event->modifiers() == nmc::Settings::param().global().altMod ||
panning) {
event->setModifiers(Qt::NoModifier);
event->ignore();
update();
return;
}
if (parent()) {
nmc::DkBaseViewPort* viewport = dynamic_cast<nmc::DkBaseViewPort*>(parent());
if (viewport) {
viewport->unsetCursor();
if (event->buttons() == Qt::LeftButton && parent()) {
if (QRectF(QPointF(), viewport->getImage().size()).contains(mapToImage(event->pos()))) {
if (isOutside) {
paths.append(QPainterPath());
paths.last().moveTo(mapToImage(event->pos()));
pathsPen.append(pen);
}
else {
QPointF point = mapToImage(event->pos());
paths.last().lineTo(point);
update();
}
isOutside = false;
}
else
isOutside = true;
}
}
}
//QWidget::mouseMoveEvent(event); // do not propagate mouse event
}
RGBAPixel* Sphere::mapToTexture(Point3D& pt){
double unitX = (pt.x-c.x) / r;
double unitY = (pt.y-c.y) / r;
double unitZ = (pt.z-c.z) / r;
double theta = acos(unitY);
double phi = atan(unitX/unitZ);
double x = phi / (2*Maths::PI);
double y = 1-(theta/Maths::PI);
double u = (x+1)/2;
double v = (y+1)/2;
RGBAPixel* pixel = mapToImage(u,v);
return pixel;
}
