/*****
* guide.cc
* Andy Hammerlindl 2005/02/23
*
*****/

#include "guide.h"

namespace camp {

multiguide::multiguide(guidevector& v)
{
 // This constructor tests if the first subguide is also a multiguide and,
 // if possible, uses the same base, extending it beyond what is used.
 multiguide *rg = v.empty() ? 0 : dynamic_cast<multiguide *>(v[0]);
 if (rg && rg->base->size() == rg->length) {
   base = rg->base;
   base->insert(base->end(), v.begin()+1, v.end());
 }
 else
   base = new guidevector(v);

 length = base->size();
}

void multiguide::flatten(flatguide& g, bool allowsolve)
{
 size_t n=length;
 if(n > 0) {
   for(size_t i=0; i+1 < n; ++i) {
     subguide(i)->flatten(g,allowsolve);
     if(!allowsolve && subguide(i)->cyclic()) {
       g.precyclic(true);
       g.resolvecycle();
     }
   }
   subguide(n-1)->flatten(g,allowsolve);
 }
}

void multiguide::print(ostream& out) const
{
 side lastLoc=JOIN;
 for(size_t i=0; i < length; ++i) {
   guide *g = subguide(i);
   side loc = g->printLocation();
   adjustLocation(out,lastLoc,loc);
   g->print(out);
   lastLoc=loc;
 }
}

} // namespace camp