void ImageOverlay::dirty()
{
{
OpenThreads::ScopedLock< OpenThreads::Mutex > lock(_mutex);
_dirty = true;
}
for( CallbackList::iterator i = _callbacks.begin(); i != _callbacks.end(); i++ )
{
i->get()->onOverlayChanged();
}
}
void
Terrain::fireTileAdded( const TileKey& key, osg::Node* node )
{
Threading::ScopedReadLock sharedLock( _callbacksMutex );
for( CallbackList::iterator i = _callbacks.begin(); i != _callbacks.end(); )
{
TerrainCallbackContext context( this );
i->get()->onTileAdded( key, node, context );
// if the callback set the "remove" flag, discard the callback.
if ( !context._remove )
++i;
else
i = _callbacks.erase( i );
}
}
void
Terrain::removeTerrainCallback( TerrainCallback* cb )
{
Threading::ScopedWriteLock exclusiveLock( _callbacksMutex );
for( CallbackList::iterator i = _callbacks.begin(); i != _callbacks.end(); )
{
if ( i->get() == cb )
{
i = _callbacks.erase( i );
}
else
{
++i;
}
}
}