void TRACK::Draw( EDA_DRAW_PANEL* panel, wxDC* aDC, GR_DRAWMODE aDrawMode,
                  const wxPoint& aOffset )
{
    BOARD * brd = GetBoard( );
    EDA_COLOR_T color = brd->GetLayerColor(m_Layer);

    if( brd->IsLayerVisible( m_Layer ) == false && !( aDrawMode & GR_HIGHLIGHT ) )
        return;

#ifdef USE_WX_OVERLAY
    // If dragged not draw in OnPaint otherwise remains impressed in wxOverlay
    if( (m_Flags & IS_DRAGGED) && aDC->IsKindOf(wxCLASSINFO(wxPaintDC)))
      return;
#endif

    if( ( aDrawMode & GR_ALLOW_HIGHCONTRAST ) && DisplayOpt.ContrastModeDisplay )
    {
        LAYER_NUM curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;

        if( !IsOnLayer( curr_layer ) )
            ColorTurnToDarkDarkGray( &color );
    }

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

    ColorApplyHighlightFlag( &color );

    SetAlpha( &color, 150 );

    GRSetDrawMode( aDC, aDrawMode );

    int l_trace = m_Width / 2;

    if( aDC->LogicalToDeviceXRel( l_trace ) <= MIN_DRAW_WIDTH )
    {
        GRLine( panel->GetClipBox(), aDC, m_Start + aOffset, m_End + aOffset, 0, color );
        return;
    }

    if( !DisplayOpt.DisplayPcbTrackFill || GetState( FORCE_SKETCH ) )
    {
        GRCSegm( panel->GetClipBox(), aDC, m_Start + aOffset, m_End + aOffset, m_Width, color );
    }
    else
    {
        GRFillCSegm( panel->GetClipBox(), aDC, m_Start.x + aOffset.x,
                     m_Start.y + aOffset.y,
                     m_End.x + aOffset.x, m_End.y + aOffset.y, m_Width, color );
    }

    if( panel->GetScreen()->m_IsPrinting )
        return;

    // Show clearance for tracks, not for zone segments
    if( ShowClearance( this ) )
    {
        GRCSegm( panel->GetClipBox(), aDC, m_Start + aOffset, m_End + aOffset,
                 m_Width + (GetClearance() * 2), color );
    }

    DrawShortNetname( panel, aDC, aDrawMode, color );
}
void TRACK::Draw( EDA_DRAW_PANEL* panel, wxDC* aDC, GR_DRAWMODE aDrawMode,
                  const wxPoint& aOffset )
{
    BOARD* brd = GetBoard();

    auto frame = static_cast<PCB_BASE_FRAME*> ( panel->GetParent() );
    auto color = frame->Settings().Colors().GetLayerColor( m_Layer );

    if( ( !brd->IsLayerVisible( m_Layer ) || !brd->IsElementVisible( LAYER_TRACKS ) )
        && !( aDrawMode & GR_HIGHLIGHT ) )
        return;

#ifdef USE_WX_OVERLAY
    // If dragged not draw in OnPaint otherwise remains impressed in wxOverlay
    if( (m_Flags & IS_DRAGGED) && aDC->IsKindOf(wxCLASSINFO(wxPaintDC)))
      return;
#endif

    auto displ_opts = (PCB_DISPLAY_OPTIONS*)( panel->GetDisplayOptions() );

    if( ( aDrawMode & GR_ALLOW_HIGHCONTRAST ) && displ_opts->m_ContrastModeDisplay )
    {
        PCB_LAYER_ID curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;

        if( !IsOnLayer( curr_layer ) )
            color = COLOR4D( DARKDARKGRAY );
    }

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

    color.a = 0.588;

    GRSetDrawMode( aDC, aDrawMode );

    // Draw track as line if width <= 1pixel:
    if( aDC->LogicalToDeviceXRel( m_Width ) <= 1 )
    {
        GRLine( panel->GetClipBox(), aDC, m_Start + aOffset, m_End + aOffset, m_Width, color );
        return;
    }

    if( !displ_opts->m_DisplayPcbTrackFill || GetState( FORCE_SKETCH ) )
    {
        GRCSegm( panel->GetClipBox(), aDC, m_Start + aOffset, m_End + aOffset, m_Width, color );
    }
    else
    {
        GRFillCSegm( panel->GetClipBox(), aDC, m_Start.x + aOffset.x,
                     m_Start.y + aOffset.y,
                     m_End.x + aOffset.x, m_End.y + aOffset.y, m_Width, color );
    }

    if( panel->GetScreen()->m_IsPrinting )
        return;

    // Show clearance for tracks, not for zone segments
    if( ShowClearance( displ_opts, this ) )
    {
        GRCSegm( panel->GetClipBox(), aDC, m_Start + aOffset, m_End + aOffset,
                 m_Width + (GetClearance() * 2), color );
    }

    DrawShortNetname( panel, aDC, aDrawMode, color );
}