/*public*/
std::auto_ptr<Coordinate::Vect>
LineStringSnapper::snapTo(const geom::Coordinate::ConstVect& snapPts)
{
geom::CoordinateList coordList(srcPts);
snapVertices(coordList, snapPts);
snapSegments(coordList, snapPts);
return coordList.toCoordinateArray();
}
/* private */
std::auto_ptr<geom::CoordinateSequence>
BufferInputLineSimplifier::collapseLine() const
{
std::auto_ptr<geom::CoordinateSequence> coordList(
new CoordinateArraySequence());
for (size_t i=0, n=inputLine.size(); i<n; ++i)
{
if (isDeleted[i] != DELETE)
coordList->add(inputLine[i]);
}
return coordList;
}
/*public*/
DouglasPeuckerLineSimplifier::CoordsVectAutoPtr
DouglasPeuckerLineSimplifier::simplify()
{
CoordsVectAutoPtr coordList(new CoordsVect());
// empty coordlist is the simplest, won't simplify further
if(! pts.size()) {
return coordList;
}
usePt = BoolVectAutoPtr(new BoolVect(pts.size(), true));
simplifySection(0, pts.size() - 1);
for(std::size_t i = 0, n = pts.size(); i < n; ++i) {
if(usePt->operator[](i)) {
coordList->push_back(pts[i]);
}
}
// unique_ptr transfer ownership to its
// returned copy
return coordList;
}
