void RATSNEST_VIEWITEM::ViewDraw( int aLayer, GAL* aGal ) const
{
    aGal->SetIsStroke( true );
    aGal->SetIsFill( false );
    aGal->SetLineWidth( 1.0 );
    RENDER_SETTINGS* rs = m_view->GetPainter()->GetSettings();
    COLOR4D color = rs->GetColor( NULL, ITEM_GAL_LAYER( RATSNEST_VISIBLE ) );
    int highlightedNet = rs->GetHighlightNetCode();

    for( int i = 1; i < m_data->GetNetCount(); ++i )
    {
        RN_NET& net = m_data->GetNet( i );

        if( !net.IsVisible() )
            continue;

        // Set brighter color for the temporary ratsnest
        aGal->SetStrokeColor( color.Brightened( 0.8 ) );

        // Draw the "dynamic" ratsnest (i.e. for objects that may be currently being moved)
        BOOST_FOREACH( const RN_NODE_PTR& node, net.GetSimpleNodes() )
        {
            RN_NODE_PTR dest = net.GetClosestNode( node, WITHOUT_FLAG() &&
                                                         DIFFERENT_TAG( RN_NODE::TAG_UNCONNECTED ) );

            if( dest )
            {
                VECTOR2D origin( node->GetX(), node->GetY() );
                VECTOR2D end( dest->GetX(), dest->GetY() );

                aGal->DrawLine( origin, end );

                // Avoid duplicate destinations for ratsnest lines by storing already used nodes
                net.AddBlockedNode( dest );
            }
        }

        // Draw the "static" ratsnest
        if( i != highlightedNet )
            aGal->SetStrokeColor( color );  // using the default ratsnest color for not highlighted

        const std::vector<RN_EDGE_MST_PTR>* edges = net.GetUnconnected();

        if( edges == NULL )
            continue;

        BOOST_FOREACH( const RN_EDGE_MST_PTR& edge, *edges )
        {
            const RN_NODE_PTR& sourceNode = edge->GetSourceNode();
            const RN_NODE_PTR& targetNode = edge->GetTargetNode();
            VECTOR2D source( sourceNode->GetX(), sourceNode->GetY() );
            VECTOR2D target( targetNode->GetX(), targetNode->GetY() );

            aGal->DrawLine( source, target );
        }
    }
}
Example #2
0
void RATSNEST_VIEWITEM::ViewDraw( int aLayer, GAL* aGal ) const
{
    aGal->SetIsStroke( true );
    aGal->SetIsFill( false );
    aGal->SetLineWidth( 1.0 );
    aGal->SetStrokeColor( COLOR4D( 1.0, 1.0, 1.0, 0.4 ) );

    // Draw the temporary ratsnest
    BOOST_FOREACH( const RN_NET& net, m_data->GetNets() )
    {
        if( !net.IsVisible() )
            continue;

        // Avoid duplicate destinations for ratsnest lines by storing already used nodes
        boost::unordered_set<RN_NODE_PTR> usedDestinations;

        // Draw the "dynamic" ratsnest (ie. for objects that may be currently being moved)
        BOOST_FOREACH( const RN_NODE_PTR& node, net.GetSimpleNodes() )
        {
            RN_NODE_PTR dest = net.GetClosestNode( node, WITHOUT_FLAG() );

            if( dest && usedDestinations.find( dest ) == usedDestinations.end() )
            {
                VECTOR2D origin( node->GetX(), node->GetY() );
                VECTOR2D end( dest->GetX(), dest->GetY() );

                aGal->DrawLine( origin, end );
                usedDestinations.insert( dest );
            }
        }

        // Draw the "static" ratsnest
        const std::vector<RN_EDGE_PTR>* edges = net.GetUnconnected();
        if( edges == NULL )
            continue;

        BOOST_FOREACH( const RN_EDGE_PTR& edge, *edges )
        {
            const RN_NODE_PTR& sourceNode = edge->getSourceNode();
            const RN_NODE_PTR& targetNode = edge->getTargetNode();
            VECTOR2D source( sourceNode->GetX(), sourceNode->GetY()  );
            VECTOR2D target( targetNode->GetX(), targetNode->GetY() );

            aGal->DrawLine( source, target );
        }
    }
}