void VIA::GetMsgPanelInfoBase( std::vector< MSG_PANEL_ITEM >& aList )
{
    wxString msg;
    BOARD*   board = GetBoard();

    switch( GetViaType() )
    {
    default:
    case VIA_NOT_DEFINED:
        msg =  wxT( "???" ); // Not used yet, does not exist currently
        break;

    case VIA_MICROVIA:
        msg = _( "Micro Via" ); // from external layer (TOP or BOTTOM) from
                                    // the near neighbor inner layer only
        break;

    case VIA_BLIND_BURIED:
        msg = _( "Blind/Buried Via" );  // from inner or external to inner
                                            // or external layer (no restriction)
        break;

    case VIA_THROUGH:
        msg =  _( "Through Via" );  // Usual via (from TOP to BOTTOM layer only )
        break;
    }

    aList.push_back( MSG_PANEL_ITEM( _( "Type" ), msg, DARKCYAN ) );

    GetMsgPanelInfoBase_Common( aList );


    // Display layer pair
    LAYER_NUM top_layer, bottom_layer;

    LayerPair( &top_layer, &bottom_layer );
    if( board )
        msg = board->GetLayerName( top_layer ) + wxT( "/" )
            + board->GetLayerName( bottom_layer );
    else
        msg.Printf(wxT("%d/%d"), top_layer, bottom_layer );

    aList.push_back( MSG_PANEL_ITEM( _( "Layers" ), msg, BROWN ) );

    // Display width
    msg = ::CoordinateToString( (unsigned) m_Width );

    // Display diameter value:
    aList.push_back( MSG_PANEL_ITEM( _( "Diam" ), msg, DARKCYAN ) );

    // Display drill value
    int drill_value = GetDrillValue();

    msg = ::CoordinateToString( drill_value );

    wxString title = _( "Drill" );
    title += wxT( " " );

    if( m_Drill >= 0 )
        title += _( "(Specific)" );
    else
        title += _( "(Default)" );

    aList.push_back( MSG_PANEL_ITEM( title, msg, RED ) );
}
void VIA::Draw( EDA_DRAW_PANEL* panel, wxDC* aDC, GR_DRAWMODE aDrawMode,
                   const wxPoint& aOffset )
{
    int radius;
    LAYER_NUM curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;

    int fillvia = 0;
    PCB_BASE_FRAME* frame  = (PCB_BASE_FRAME*) panel->GetParent();
    PCB_SCREEN*     screen = frame->GetScreen();

    if( frame->m_DisplayViaFill == FILLED )
        fillvia = 1;

    GRSetDrawMode( aDC, aDrawMode );

    BOARD * brd =  GetBoard( );
    EDA_COLOR_T color = brd->GetVisibleElementColor(VIAS_VISIBLE + GetViaType());

    if( brd->IsElementVisible( PCB_VISIBLE(VIAS_VISIBLE + GetViaType()) ) == false
        && ( color & HIGHLIGHT_FLAG ) != HIGHLIGHT_FLAG )
        return;

    if( DisplayOpt.ContrastModeDisplay )
    {
        if( !IsOnLayer( curr_layer ) )
            ColorTurnToDarkDarkGray( &color );
    }

    if( aDrawMode & GR_HIGHLIGHT )
        ColorChangeHighlightFlag( &color, !(aDrawMode & GR_AND) );

    ColorApplyHighlightFlag( &color );

    SetAlpha( &color, 150 );


    radius = m_Width >> 1;
    // for small via size on screen (radius < 4 pixels) draw a simplified shape

    int radius_in_pixels = aDC->LogicalToDeviceXRel( radius );

    bool fast_draw = false;

    // Vias are drawn as a filled circle or a double circle. The hole will be drawn later
    int drill_radius = GetDrillValue() / 2;

    int inner_radius = radius - aDC->DeviceToLogicalXRel( 2 );

    if( radius_in_pixels < MIN_VIA_DRAW_SIZE )
    {
        fast_draw = true;
        fillvia = false;
    }

    if( fillvia )
    {
        GRFilledCircle( panel->GetClipBox(), aDC, m_Start + aOffset, radius, color );
    }
    else
    {
        GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, radius, 0, color );

        if ( fast_draw )
            return;

        GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, inner_radius, 0, color );
    }

    // Draw the via hole if the display option allows it
    if( DisplayOpt.m_DisplayViaMode != VIA_HOLE_NOT_SHOW )
    {
        // Display all drill holes requested or Display non default holes requested
        if( (DisplayOpt.m_DisplayViaMode == ALL_VIA_HOLE_SHOW)
          || ( (drill_radius > 0 ) && !IsDrillDefault() ) )
        {
            if( fillvia )
            {
                bool blackpenstate = false;

                if( screen->m_IsPrinting )
                {
                    blackpenstate = GetGRForceBlackPenState();
                    GRForceBlackPen( false );
                    color = WHITE;
                }
                else
                {
                    color = BLACK;     // or DARKGRAY;
                }

                if( (aDrawMode & GR_XOR) == 0)
                    GRSetDrawMode( aDC, GR_COPY );

                if( aDC->LogicalToDeviceXRel( drill_radius ) > MIN_DRAW_WIDTH )  // Draw hole if large enough.
                    GRFilledCircle( panel->GetClipBox(), aDC, m_Start.x + aOffset.x,
                                    m_Start.y + aOffset.y, drill_radius, 0, color, color );

                if( screen->m_IsPrinting )
                    GRForceBlackPen( blackpenstate );
            }
            else
            {
                if( drill_radius < inner_radius )         // We can show the via hole
                    GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, drill_radius, 0, color );
            }
        }
    }

    if( ShowClearance( this ) )
    {
        GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, radius + GetClearance(), 0, color );
    }

    // for Micro Vias, draw a partial cross : X on component layer, or + on copper layer
    // (so we can see 2 superimposed microvias ):
    if( GetViaType() == VIA_MICROVIA )
    {
        int ax, ay, bx, by;

        if( IsOnLayer( LAYER_N_BACK ) )
        {
            ax = radius; ay = 0;
            bx = drill_radius; by = 0;
        }
        else
        {
            ax = ay = (radius * 707) / 1000;
            bx = by = (drill_radius * 707) / 1000;
        }

        /* lines | or \ */
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - ax,
                m_Start.y + aOffset.y - ay,
                m_Start.x + aOffset.x - bx,
                m_Start.y + aOffset.y - by, 0, color );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x + bx,
                m_Start.y + aOffset.y + by,
                m_Start.x + aOffset.x + ax,
                m_Start.y + aOffset.y + ay, 0, color );

        // lines - or /
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x + ay,
                m_Start.y + aOffset.y - ax,
                m_Start.x + aOffset.x + by,
                m_Start.y + aOffset.y - bx, 0, color );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - by,
                m_Start.y + aOffset.y + bx,
                m_Start.x + aOffset.x - ay,
                m_Start.y + aOffset.y + ax, 0, color );
    }

    // for Buried Vias, draw a partial line : orient depending on layer pair
    // (so we can see superimposed buried vias ):
    if( GetViaType() == VIA_BLIND_BURIED )
    {
        int ax = 0, ay = radius, bx = 0, by = drill_radius;
        LAYER_NUM layer_top, layer_bottom;

        ( (VIA*) this )->LayerPair( &layer_top, &layer_bottom );

        // lines for the top layer
        RotatePoint( &ax, &ay, layer_top * 3600.0 / brd->GetCopperLayerCount( ) );
        RotatePoint( &bx, &by, layer_top * 3600.0 / brd->GetCopperLayerCount( ) );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - ax,
                m_Start.y + aOffset.y - ay,
                m_Start.x + aOffset.x - bx,
                m_Start.y + aOffset.y - by, 0, color );

        // lines for the bottom layer
        ax = 0; ay = radius; bx = 0; by = drill_radius;
        RotatePoint( &ax, &ay, layer_bottom * 3600.0 / brd->GetCopperLayerCount( ) );
        RotatePoint( &bx, &by, layer_bottom * 3600.0 / brd->GetCopperLayerCount( ) );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - ax,
                m_Start.y + aOffset.y - ay,
                m_Start.x + aOffset.x - bx,
                m_Start.y + aOffset.y - by, 0, color );
    }

    // Display the short netname:
    if( GetNetCode() == NETINFO_LIST::UNCONNECTED )
        return;

    if( DisplayOpt.DisplayNetNamesMode == 0 || DisplayOpt.DisplayNetNamesMode == 1 )
        return;

    NETINFO_ITEM* net = GetNet();

    if( net == NULL )
        return;

    int len = net->GetShortNetname().Len();

    if( len > 0 )
    {
        // calculate a good size for the text
        int tsize = m_Width / len;

        if( aDC->LogicalToDeviceXRel( tsize ) >= MIN_TEXT_SIZE )
        {
            tsize = (tsize * 7) / 10;        // small reduction to give a better look, inside via
            if( (aDrawMode & GR_XOR) == 0 )
                GRSetDrawMode( aDC, GR_COPY );

            EDA_RECT* clipbox = panel? panel->GetClipBox() : NULL;
            DrawGraphicHaloText( clipbox, aDC, m_Start,
                                 color, WHITE, BLACK, net->GetShortNetname(), 0,
                                 wxSize( tsize, tsize ),
                                 GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER,
                                 tsize / 7, false, false );
        }
    }
}
void VIA::Draw( EDA_DRAW_PANEL* panel, wxDC* aDC, GR_DRAWMODE aDrawMode, const wxPoint& aOffset )
{
    wxCHECK_RET( panel != NULL, wxT( "VIA::Draw panel cannot be NULL." ) );

    int radius;
    PCB_LAYER_ID curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;

    int fillvia = 0;
    PCB_BASE_FRAME* frame  = (PCB_BASE_FRAME*) panel->GetParent();
    PCB_SCREEN*     screen = frame->GetScreen();
    auto displ_opts = (PCB_DISPLAY_OPTIONS*)( frame->GetDisplayOptions() );

    if( displ_opts->m_DisplayViaFill == FILLED )
        fillvia = 1;

    GRSetDrawMode( aDC, aDrawMode );

    BOARD * brd =  GetBoard();
    COLOR4D color = frame->Settings().Colors().GetItemColor( LAYER_VIAS + GetViaType() );

    if( brd->IsElementVisible( LAYER_VIAS + GetViaType() ) == false
        && !( aDrawMode & GR_HIGHLIGHT ) )
       return;

    // Only draw the via if at least one of the layers it crosses is being displayed
    if( !( brd->GetVisibleLayers() & GetLayerSet() ).any() )
        return;

    if( displ_opts->m_ContrastModeDisplay )
    {
        if( !IsOnLayer( curr_layer ) )
            color = COLOR4D( DARKDARKGRAY );
    }

    if( ( aDrawMode & GR_HIGHLIGHT ) && !( aDrawMode & GR_AND ) )
        color.SetToLegacyHighlightColor();

    color.a = 0.588;


    radius = m_Width >> 1;
    // for small via size on screen (radius < 4 pixels) draw a simplified shape

    int radius_in_pixels = aDC->LogicalToDeviceXRel( radius );

    bool fast_draw = false;

    // Vias are drawn as a filled circle or a double circle. The hole will be drawn later
    int drill_radius = GetDrillValue() / 2;

    int inner_radius = radius - aDC->DeviceToLogicalXRel( 2 );

    if( radius_in_pixels < MIN_VIA_DRAW_SIZE )
    {
        fast_draw = true;
        fillvia = false;
    }

    if( fillvia )
    {
        GRFilledCircle( panel->GetClipBox(), aDC, m_Start + aOffset, radius, color );
    }
    else
    {
        GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, radius, 0, color );

        if ( fast_draw )
            return;

        GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, inner_radius, 0, color );
    }

    if( fillvia )
    {
        bool blackpenstate = false;

        if( screen->m_IsPrinting )
        {
            blackpenstate = GetGRForceBlackPenState();
            GRForceBlackPen( false );
            color = WHITE;
        }
        else
        {
            color = BLACK;     // or DARKGRAY;
        }

        if( (aDrawMode & GR_XOR) == 0)
            GRSetDrawMode( aDC, GR_COPY );

        // Draw hole if the radius is > 1pixel.
        if( aDC->LogicalToDeviceXRel( drill_radius ) > 1 )
            GRFilledCircle( panel->GetClipBox(), aDC, m_Start.x + aOffset.x,
                            m_Start.y + aOffset.y, drill_radius, 0, color, color );

        if( screen->m_IsPrinting )
            GRForceBlackPen( blackpenstate );
    }
    else
    {
        if( drill_radius < inner_radius )         // We can show the via hole
            GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, drill_radius, 0, color );
    }

    if( ShowClearance( displ_opts, this ) )
    {
        GRCircle( panel->GetClipBox(), aDC, m_Start + aOffset, radius + GetClearance(), 0, color );
    }

    // for Micro Vias, draw a partial cross : X on component layer, or + on copper layer
    // (so we can see 2 superimposed microvias ):
    if( GetViaType() == VIA_MICROVIA )
    {
        int ax, ay, bx, by;

        if( IsOnLayer( B_Cu ) )
        {
            ax = radius; ay = 0;
            bx = drill_radius; by = 0;
        }
        else
        {
            ax = ay = (radius * 707) / 1000;
            bx = by = (drill_radius * 707) / 1000;
        }

        // lines '|' or '\'
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - ax,
                m_Start.y + aOffset.y - ay,
                m_Start.x + aOffset.x - bx,
                m_Start.y + aOffset.y - by, 0, color );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x + bx,
                m_Start.y + aOffset.y + by,
                m_Start.x + aOffset.x + ax,
                m_Start.y + aOffset.y + ay, 0, color );

        // lines - or '/'
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x + ay,
                m_Start.y + aOffset.y - ax,
                m_Start.x + aOffset.x + by,
                m_Start.y + aOffset.y - bx, 0, color );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - by,
                m_Start.y + aOffset.y + bx,
                m_Start.x + aOffset.x - ay,
                m_Start.y + aOffset.y + ax, 0, color );
    }

    // for Buried Vias, draw a partial line : orient depending on layer pair
    // (so we can see superimposed buried vias ):
    if( GetViaType() == VIA_BLIND_BURIED )
    {
        int ax = 0, ay = radius, bx = 0, by = drill_radius;
        PCB_LAYER_ID layer_top, layer_bottom;

        LayerPair( &layer_top, &layer_bottom );

        // lines for the top layer
        RotatePoint( &ax, &ay, layer_top * 3600.0 / brd->GetCopperLayerCount( ) );
        RotatePoint( &bx, &by, layer_top * 3600.0 / brd->GetCopperLayerCount( ) );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - ax,
                m_Start.y + aOffset.y - ay,
                m_Start.x + aOffset.x - bx,
                m_Start.y + aOffset.y - by, 0, color );

        // lines for the bottom layer
        ax = 0; ay = radius; bx = 0; by = drill_radius;
        RotatePoint( &ax, &ay, layer_bottom * 3600.0 / brd->GetCopperLayerCount( ) );
        RotatePoint( &bx, &by, layer_bottom * 3600.0 / brd->GetCopperLayerCount( ) );
        GRLine( panel->GetClipBox(), aDC, m_Start.x + aOffset.x - ax,
                m_Start.y + aOffset.y - ay,
                m_Start.x + aOffset.x - bx,
                m_Start.y + aOffset.y - by, 0, color );
    }

    // Display the short netname:
    if( GetNetCode() == NETINFO_LIST::UNCONNECTED )
        return;

    if( displ_opts->m_DisplayNetNamesMode == 0 || displ_opts->m_DisplayNetNamesMode == 1 )
        return;

    NETINFO_ITEM* net = GetNet();

    if( net == NULL )
        return;

    int len = net->GetShortNetname().Len();

    if( len > 0 )
    {
        // calculate a good size for the text
        int tsize = m_Width / len;

        if( aDC->LogicalToDeviceXRel( tsize ) >= MIN_TEXT_SIZE )
        {
            tsize = (tsize * 7) / 10;        // small reduction to give a better look, inside via

            if( (aDrawMode & GR_XOR) == 0 )
                GRSetDrawMode( aDC, GR_COPY );

            EDA_RECT* clipbox = panel->GetClipBox();
            DrawGraphicHaloText( clipbox, aDC, m_Start,
                                 color, WHITE, BLACK, net->GetShortNetname(), 0,
                                 wxSize( tsize, tsize ),
                                 GR_TEXT_HJUSTIFY_CENTER, GR_TEXT_VJUSTIFY_CENTER,
                                 tsize / 7, false, false );
        }
    }
}