bool LowBridge::canBuild( const city::AreaInfo& areaInfo ) const
{
TilePos endPos, startPos;
_d->direction = direction::none;
OverlayPtr bridge = areaInfo.city->getOverlay( areaInfo.pos );
if( bridge.isNull() )
{
_d->subtiles.clear();
LowBridge* thisp = const_cast< LowBridge* >( this );
thisp->_fgPictures().clear();
_checkParams( areaInfo.city, _d->direction, startPos, endPos, areaInfo.pos );
if( _d->direction != direction::none)
{
thisp->_computePictures( areaInfo.city, startPos, endPos, _d->direction );
}
}
return (_d->direction != direction::none);
}
bool LowBridge::canBuild(PlayerCityPtr city, TilePos pos, const TilesArray& ) const
{
//bool is_constructible = Construction::canBuild( pos );
TilePos endPos, startPos;
_d->direction=noneDirection;
TileOverlayPtr bridge = city->getOverlay( pos );
if( bridge.isNull() )
{
_d->subtiles.clear();
LowBridge* thisp = const_cast< LowBridge* >( this );
thisp->_fgPicturesRef().clear();
_checkParams( city, _d->direction, startPos, endPos, pos );
if( _d->direction != noneDirection )
{
thisp->_computePictures( city, startPos, endPos, _d->direction );
}
}
return (_d->direction != noneDirection);
}