void ViewProviderMeasureDistance::updateData(const App::Property* prop)
{
if (prop->getTypeId() == App::PropertyVector::getClassTypeId() ||
prop == &Mirror || prop == &DistFactor) {
if (strcmp(prop->getName(),"P1") == 0) {
Base::Vector3d v = static_cast<const App::PropertyVector*>(prop)->getValue();
pCoords->point.set1Value(0, SbVec3f(v.x,v.y,v.z));
}
else if (strcmp(prop->getName(),"P2") == 0) {
Base::Vector3d v = static_cast<const App::PropertyVector*>(prop)->getValue();
pCoords->point.set1Value(1, SbVec3f(v.x,v.y,v.z));
}
SbVec3f pt1 = pCoords->point[0];
SbVec3f pt2 = pCoords->point[1];
SbVec3f dif = pt1-pt2;
float length = fabs(dif.length())*DistFactor.getValue();
if (Mirror.getValue())
length = -length;
if (dif.sqrLength() < 10.0e-6f) {
pCoords->point.set1Value(2, pt1+SbVec3f(0.0f,0.0f,length));
pCoords->point.set1Value(3, pt2+SbVec3f(0.0f,0.0f,length));
}
else {
SbVec3f dir = dif.cross(SbVec3f(1.0f,0.0f,0.0f));
if (dir.sqrLength() < 10.0e-6f)
dir = dif.cross(SbVec3f(0.0f,1.0f,0.0f));
if (dir.sqrLength() < 10.0e-6f)
dir = dif.cross(SbVec3f(0.0f,0.0f,1.0f));
dir.normalize();
if (dir.dot(SbVec3f(0.0f,0.0f,1.0f)) < 0.0f)
length = -length;
pCoords->point.set1Value(2, pt1 + length*dir);
pCoords->point.set1Value(3, pt2 + length*dir);
}
SbVec3f pos = (pCoords->point[2]+pCoords->point[3])/2.0f;
pTranslation->translation.setValue(pos);
std::stringstream s;
s.precision(3);
s.setf(std::ios::fixed | std::ios::showpoint);
s << dif.length();
pLabel->string.setValue(s.str().c_str());
}
ViewProviderDocumentObject::updateData(prop);
}
