void SplineEditorWidget::mousePressEvent(QMouseEvent *event)
{
QGraphicsView::mousePressEvent(event);
QList<QGraphicsItem *> items = _scene->selectedItems();
if(items.size() > 0)
{
SplinePointWidget *splinePoint = dynamic_cast<SplinePointWidget*>( items.at(0) );
emit pressedPoint( _spline->pointAt( splinePoint->pointIndex ) );
}
if(_is_shift_pressed)
{
std::cout << mapToScene(event->pos()).x() << "|" << mapToScene(event->pos()).y() << std::endl;
if(event->buttons() == Qt::LeftButton)
{
if( isSplineExist() )
{
Spline &spline = getSpline();
spline.push_back( QVector2D( mapToScene(event->pos()).x(), mapToScene(event->pos()).y() ) );
setSpline( spline );
}
}
if(event->buttons() == Qt::RightButton)
{
if( isSplineExist() )
{
if( isPointSelected() )
{
Spline &spline = getSpline();
SplinePoint& selectedPoint = getSelectedPoint();
spline.remove( selectedPoint );
setSpline( spline );
}
}
}
}
}
bool TerrainBlock::calcSplines(){
// prepare:
const Foam::vector & n_up = cooSys->e(UP);
// loop over ground spline labels:
for(label i = 0; i < 4; i++){
// prepare:
const label splinePoints = splinePointNrs[getSplineDirection(i)];
pointField spline(splinePoints);
// grab spline end points:
const labelList verticesI = getSplineVerticesI(i);
point & pointA = getVertex(verticesI[0]);
point & pointB = getVertex(verticesI[1]);
// calc delta in x,y:
point delta = (pointB - pointA) / (splinePoints + 1);
// loop over spline points:
for(label u = 0; u < splinePoints; u++){
point splinePoint = pointA + (1 + u) * delta;
// make sure point is above surface:
splinePoint += dot(p_above - splinePoint,n_up) * n_up;
// project to stl:
if(!attachPoint(splinePoint,splinePoint - maxProjDist * n_up)){
Info << "TerrainBlock: Error: Cannot project point p = " << splinePoint << " onto stl.\n" << endl;
return false;
}
// add:
spline[u] = splinePoint;
}
// set it:
setSpline(i,spline);
}
return true;
}