void Spiral::fillGrid()
{
Coordinate pos;
Direction dir = Up;
pos.x = pos.y = m / 2;
int count = m * m;
int index = 1;
while(index <= count)
{
visit(pos, index++);
Direction ideal = getIdealDirection(dir);
Coordinate next = getNextCoordinate(ideal, pos);
if(hasVisited(next))
next = getNextCoordinate(dir, pos);
else
dir = ideal;
pos = next;
}
for(int i = 0; i < m; ++i)
delete [] visited[i];
delete [] visited;
visited = nullptr;
}
virtual void visit(ossimConnectableObject* obj)
{
if(!hasVisited(obj))
{
ossimImageHandler* handler = dynamic_cast<ossimImageHandler*>(obj);
ossimHistogramSource* histoSource = dynamic_cast<ossimHistogramSource*>(obj);
if(handler)
{
ossimFilename file = handler->createDefaultHistogramFilename();
if(file.exists())
{
m_histogram = new ossimMultiResLevelHistogram();
if(!m_histogram->importHistogram(file))
{
stopTraversal();
m_histogram = 0;
}
}
}
else if(histoSource)
{
m_histogram = histoSource->getHistogram();
if(m_histogram.valid())
{
stopTraversal();
}
}
}
ossimVisitor::visit(obj);
}
//---------
void RouteFind::step(const Problem & problem, Route visited) {
if (visited.cost > this->bestSolution.cost)
return;
if (visited.back() == this->end) {
if (visited.cost < this->bestSolution.cost) {
this->bestSolution = visited;
}
return;
}
for (int i=0; i<problem.nodeCount; i++) {
if (!hasVisited(i, visited)) {
Journey j(visited.back(), i);
float cost = problem.getSymmetricCost(j);
if (cost == -1)
continue;
else {
Route visitBranch(visited);
visitBranch.addStep(i, cost);
step(problem, visitBranch);
}
}
}
}
void ossimGui::GatherImageViewProjTransVisitor::visit(ossimObject* obj)
{
if(!hasVisited(obj))
{
ossimImageRenderer* renderer = dynamic_cast<ossimImageRenderer*>(obj);
if(renderer)
{
ossimImageViewProjectionTransform* ivpt = dynamic_cast<ossimImageViewProjectionTransform*>(renderer->getImageViewTransform());
if(ivpt)
{
m_transformList.push_back(new IvtGeomTransform(ivpt, ivpt->getImageGeometry()) );
}
else
{
ossimImageViewAffineTransform* ivat = dynamic_cast<ossimImageViewAffineTransform*>(renderer->getImageViewTransform());
if(ivat&&renderer->getInput())
{
ossimTypeNameVisitor v("ossimImageHandler", true);
renderer->accept(v);
ossimImageHandler* handler = v.getObjectAs<ossimImageHandler>(0);
if(handler)
{
ossimRefPtr<ossimImageGeometry> geom = handler->getImageGeometry();
if(geom.valid())
{
m_transformList.push_back(new IvtGeomTransform(ivat, geom.get()) );
}
}
}
}
}
ossimVisitor::visit(obj);
}
}
void ossimEventVisitor::visit(ossimConnectableObject* obj)
{
if(!hasVisited(obj))
{
obj->fireEvent(*m_event);
}
ossimVisitor::visit(obj);
}
void ossimTypeIdVisitor::visit(ossimConnectableObject* obj)
{
if(!hasVisited(obj))
{
ossimCollectionVisitor::visit(obj);
if(obj&&obj->canCastTo(m_typeId))
{
m_collection.push_back(obj);
if(m_firstOfTypeFlag) m_stopTraversalFlag = true;
}
}
}
void ossimEventVisitor::visit(ossimObject* obj)
{
if(!hasVisited(obj))
{
ossimListenerManager* manager = dynamic_cast<ossimListenerManager*> (obj);
if(manager)
{
manager->fireEvent(*m_event);
ossimVisitor::visit(obj);
}
}
}
void ossimIdVisitor::visit(ossimConnectableObject* obj)
{
if ( !hasVisited(obj) )
{
if(obj->getId() == m_id)
{
m_object = obj;
m_stopTraversalFlag = true;
}
ossimVisitor::visit(obj);
}
}
void ossimElevManager::ConnectionStringVisitor::visit(ossimObject* obj)
{
if(!hasVisited(obj))
{
ossimElevationDatabase* databsase = dynamic_cast<ossimElevationDatabase*>(obj);
if(databsase)
{
if(m_connectionString == databsase->getConnectionString())
{
m_database = databsase;
m_stopTraversalFlag = true;
}
}
}
}
void ossimSourceInitializeVisitor::visit(ossimObject* obj)
{
if( !hasVisited(obj) )
{
ossimSource* vi = dynamic_cast<ossimSource*>(obj);
if ( vi )
{
vi->initialize();
}
// This will put the obj in the m_markNode for hasVisited method.
ossimVisitor::visit(obj);
}
}
void ossimViewInterfaceVisitor::visit(ossimObject* obj)
{
if( !hasVisited(obj) )
{
if ( m_view.get() )
{
ossimViewInterface* vi = dynamic_cast<ossimViewInterface*>(obj);
if ( vi )
{
// Set the view:
vi->setView( m_view.get() );
// Send property event for outputs connected to us.
ossimRefPtr<ossimEvent> propEvent = new ossimPropertyEvent(obj);
ossimEventVisitor ev( propEvent.get(), VISIT_OUTPUTS );
obj->accept(ev);
}
}
// This will put the obj in the m_markNode for hasVisited method.
ossimVisitor::visit(obj);
}
}
QColor RecursiveBacktrackerColorizer::getColorForCell(const int idx) const {
auto spt = rbm.lock();
if (!spt) return pristine;
if (spt->idx == idx) return current;
return spt->hasVisited(idx) ? done : pristine;
}