RS_Vector RS_EntityContainer::getNearestRef(const RS_Vector& coord,
double* dist) {
double minDist = RS_MAXDOUBLE; // minimum measured distance
double curDist; // currently measured distance
RS_Vector closestPoint(false); // closest found endpoint
RS_Vector point; // endpoint found
for (RS_Entity* en = firstEntity();
en != NULL;
en = nextEntity()) {
if (en->isVisible()) {
point = en->getNearestRef(coord, &curDist);
if (point.valid && curDist<minDist) {
closestPoint = point;
minDist = curDist;
if (dist!=NULL) {
*dist = curDist;
}
}
}
}
return closestPoint;
}
void RS_ActionDefault::mouseMoveEvent(QMouseEvent* e) {
RS_Vector mouse = graphicView->toGraph(RS_Vector(e->x(), e->y()));
RS_Vector relMouse = mouse - graphicView->getRelativeZero();
RS_DIALOGFACTORY->updateCoordinateWidget(mouse, relMouse);
switch (getStatus()) {
case Neutral:
deleteSnapper();
break;
case Dragging:
//v2 = graphicView->toGraph(e->x(), e->y());
v2 = mouse;
if (graphicView->toGuiDX(v1.distanceTo(v2))>10) {
// look for reference points to drag:
double dist;
RS_Vector ref = container->getNearestSelectedRef(v1, &dist);
if (ref.valid==true && graphicView->toGuiDX(dist)<8) {
RS_DEBUG->print("RS_ActionDefault::mouseMoveEvent: "
"moving reference point");
setStatus(MovingRef);
v1 = ref;
graphicView->moveRelativeZero(v1);
}
else {
// test for an entity to drag:
RS_Entity* en = catchEntity(v1);
if (en!=NULL && en->isSelected()) {
RS_DEBUG->print("RS_ActionDefault::mouseMoveEvent: "
"moving entity");
setStatus(Moving);
v1 = en->getNearestRef(v1);
graphicView->moveRelativeZero(v1);
}
// no entity found. start area selection:
else {
setStatus(SetCorner2);
}
}
}
break;
case MovingRef:
v2 = snapPoint(e);
deletePreview();
preview->addSelectionFrom(*container);
preview->moveRef(v1, v2-v1);
drawPreview();
break;
case Moving:
v2 = snapPoint(e);
deletePreview();
preview->addSelectionFrom(*container);
preview->move(v2-v1);
drawPreview();
break;
case SetCorner2:
if (v1.valid) {
v2 = mouse;
deletePreview();
RS_OverlayBox* ob=new RS_OverlayBox(preview, RS_OverlayBoxData(v1, v2));
preview->addEntity(ob);
drawPreview();
}
default:
break;
}
}
