void BackdropNodeGadget::frame( const std::vector<Gaffer::Node *> &nodes )
{
GraphGadget *graph = ancestor<GraphGadget>();
if( !graph )
{
return;
}
Box3f b;
for( std::vector<Node *>::const_iterator it = nodes.begin(), eIt = nodes.end(); it != eIt; ++it )
{
NodeGadget *nodeGadget = graph->nodeGadget( *it );
if( nodeGadget )
{
b.extendBy( nodeGadget->transformedBound( NULL ) );
}
}
if( b.isEmpty() )
{
return;
}
graph->setNodePosition( node(), V2f( b.center().x, b.center().y ) );
V2f s( b.size().x / 2.0f, b.size().y / 2.0f );
boundPlug()->setValue(
Box2f(
V2f( -s ) - V2f( g_margin ),
V2f( s ) + V2f( g_margin + 2.0f * g_margin )
)
);
}
static list connectionGadgets2( GraphGadget &graphGadget, const Gaffer::Node *node, const Gaffer::Set *excludedNodes = 0 )
{
std::vector<ConnectionGadget *> connections;
graphGadget.connectionGadgets( node, connections, excludedNodes );
boost::python::list l;
for( std::vector<ConnectionGadget *>::const_iterator it=connections.begin(), eIt=connections.end(); it!=eIt; ++it )
{
l.append( ConnectionGadgetPtr( *it ) );
}
return l;
}
static ConnectionGadgetPtr connectionGadget( GraphGadget &graphGadget, const Gaffer::Plug *dstPlug )
{
return graphGadget.connectionGadget( dstPlug );
}
static NodeGadgetPtr nodeGadget( GraphGadget &graphGadget, const Gaffer::Node *node )
{
return graphGadget.nodeGadget( node );
}
static Gaffer::SetPtr getFilter( GraphGadget &graphGadget )
{
return graphGadget.getFilter();
}
static Gaffer::NodePtr getRoot( GraphGadget &graphGadget )
{
return graphGadget.getRoot();
}
static ConnectionGadgetPtr connectionGadgetAt( GraphGadget &g, const IECore::LineSegment3f lineSegmentInGadgetSpace )
{
return g.connectionGadgetAt( lineSegmentInGadgetSpace );
}
static NodeGadgetPtr nodeGadgetAt( GraphGadget &g, const IECore::LineSegment3f lineSegmentInGadgetSpace )
{
return g.nodeGadgetAt( lineSegmentInGadgetSpace );
}
static GraphLayoutPtr getLayout( GraphGadget &g )
{
return g.getLayout();
}
static void setLayout( GraphGadget &g, GraphLayoutPtr l )
{
return g.setLayout( l );
}
