void DiagramDrawItem::mouseMoveEvent(QGraphicsSceneMouseEvent *e) {
// left click
if ((e -> buttons() & Qt::LeftButton)&&(mySelPoint>-1)) {
QPointF mouse_point = onGrid(e -> pos());
#ifdef DEBUG
std::cout << "Corner: " << mySelPoint << std::endl;
std::cout << "mouse: " << mouse_point.x() << "/" << mouse_point.y() << std::endl;
std::cout << "pos2: " << myPos2.x() << "/" << myPos2.y() << std::endl;
#endif
prepareGeometryChange();
switch (mySelPoint) {
case 0:
myPos2=myPos2-mouse_point;
setPos(mapToScene(mouse_point));
break;
case 1:
setPos(pos().x(),mapToScene(mouse_point).y());
myPos2.setY(myPos2.y()-mouse_point.y());
break;
case 2:
myPos2.setX(mouse_point.x());
setPos(pos().x(),mapToScene(mouse_point).y());
myPos2.setY(myPos2.y()-mouse_point.y());
break;
case 3:
myPos2.setX(mouse_point.x());
break;
case 6:
myPos2.setX(mouse_point.x());
myPos2.setY(mouse_point.y());
break;
case 5:
myPos2.setY(mouse_point.y());
break;
case 4:
myPos2.setY(mouse_point.y());
setPos(mapToScene(mouse_point).x(),pos().y());
myPos2.setX(myPos2.x()-mouse_point.x());
break;
case 7:
setPos(mapToScene(mouse_point).x(),pos().y());
myPos2.setX(myPos2.x()-mouse_point.x());
break;
default:
break;
}
myPolygon=createPath();
setPolygon(myPolygon);
}
else
DiagramItem::mouseMoveEvent(e);
}
double TechTreeObj::cost( const std::vector< std::shared_ptr<Building> > &vecBuildings, const Grid &grid ) const
{
std::vector< std::shared_ptr<Building> > onGrid( vecBuildings.size() );
auto it = std::copy_if( vecBuildings.begin(),
vecBuildings.end(),
onGrid.begin(),
[](const std::shared_ptr<Building> &b) {
return b->isOnGrid();
} );
onGrid.resize( std::distance( onGrid.begin(), it ) );
auto max = std::max_element( onGrid.begin(),
onGrid.end(),
[](const std::shared_ptr<Building> &b1, const std::shared_ptr<Building> &b2)
{
return b1->getTreedepth() < b2->getTreedepth();
} );
return (*max)->getTreedepth();
}