C++ D_PAD::GetSolderMaskMargin方法代码示例

void MODULE::TransformPadsShapesWithClearanceToPolygon( PCB_LAYER_ID aLayer,
        SHAPE_POLY_SET& aCornerBuffer, int aInflateValue, int aMaxError,
        bool aSkipNPTHPadsWihNoCopper ) const
{
    D_PAD* pad = PadsList();

    wxSize margin;
    for( ; pad != NULL; pad = pad->Next() )
    {
        if( aLayer != UNDEFINED_LAYER && !pad->IsOnLayer(aLayer) )
            continue;

        // NPTH pads are not drawn on layers if the shape size and pos is the same
        // as their hole:
        if( aSkipNPTHPadsWihNoCopper && pad->GetAttribute() == PAD_ATTRIB_HOLE_NOT_PLATED )
        {
            if( pad->GetDrillSize() == pad->GetSize() && pad->GetOffset() == wxPoint( 0, 0 ) )
            {
                switch( pad->GetShape() )
                {
                case PAD_SHAPE_CIRCLE:
                    if( pad->GetDrillShape() == PAD_DRILL_SHAPE_CIRCLE )
                        continue;
                    break;

                case PAD_SHAPE_OVAL:
                    if( pad->GetDrillShape() != PAD_DRILL_SHAPE_CIRCLE )
                        continue;
                    break;

                default:
                    break;
                }
            }
        }

        switch( aLayer )
        {
        case F_Mask:
        case B_Mask:
            margin.x = margin.y = pad->GetSolderMaskMargin() + aInflateValue;
            break;

        case F_Paste:
        case B_Paste:
            margin = pad->GetSolderPasteMargin();
            margin.x += aInflateValue;
            margin.y += aInflateValue;
            break;

        default:
            margin.x = margin.y = aInflateValue;
            break;
        }

        pad->BuildPadShapePolygon( aCornerBuffer, margin );
    }
}

/* generate pads shapes on layer aLayer as polygons,
 * and adds these polygons to aCornerBuffer
 * aCornerBuffer = the buffer to store polygons
 * aInflateValue = an additionnal size to add to pad shapes
 * aCircleToSegmentsCount = number of segments to approximate a circle
 * aCorrectionFactor = the correction to apply to a circle radius
 *  to generate the polygon.
 *  if aCorrectionFactor = 1.0, the polygon is inside the circle
 *  the radius of circle approximated by segments is
 *  initial radius * aCorrectionFactor
 */
void MODULE::TransformPadsShapesWithClearanceToPolygon( LAYER_NUM aLayer,
                        CPOLYGONS_LIST& aCornerBuffer,
                        int                    aInflateValue,
                        int                    aCircleToSegmentsCount,
                        double                 aCorrectionFactor )
{
    D_PAD* pad = Pads();

    wxSize margin;
    for( ; pad != NULL; pad = pad->Next() )
    {
        if( !pad->IsOnLayer(aLayer) )
            continue;


        switch( aLayer )
        {
        case SOLDERMASK_N_FRONT:
        case SOLDERMASK_N_BACK:
            margin.x = margin.y = pad->GetSolderMaskMargin() + aInflateValue;
            break;

        case SOLDERPASTE_N_FRONT:
        case SOLDERPASTE_N_BACK:
            margin = pad->GetSolderPasteMargin();
            margin.x += aInflateValue;
            margin.y += aInflateValue;
            break;

        default:
            margin.x = margin.y = aInflateValue;
            break;
        }

        pad->BuildPadShapePolygon( aCornerBuffer, margin,
                                   aCircleToSegmentsCount, aCorrectionFactor );
    }
}

/* Plot a copper layer or mask.
 * Silk screen layers are not plotted here.
 */
void PlotStandardLayer( BOARD *aBoard, PLOTTER* aPlotter,
                        LAYER_MSK aLayerMask, const PCB_PLOT_PARAMS& aPlotOpt )
{

    BRDITEMS_PLOTTER itemplotter( aPlotter, aBoard, aPlotOpt );
    itemplotter.SetLayerMask( aLayerMask );

    EDA_DRAW_MODE_T plotMode = aPlotOpt.GetMode();

     // Plot edge layer and graphic items
    itemplotter.PlotBoardGraphicItems();

    // Draw footprint shapes without pads (pads will plotted later)
    // We plot here module texts, but they are usually on silkscreen layer,
    // so they are not plot here but plot by PlotSilkScreen()
    // Plot footprints fields (ref, value ...)
    for( MODULE* module = aBoard->m_Modules;  module;  module = module->Next() )
    {
        if( ! itemplotter.PlotAllTextsModule( module ) )
        {
            wxLogMessage( _( "Your BOARD has a bad layer number for module %s" ),
                           GetChars( module->GetReference() ) );
        }
    }

    for( MODULE* module = aBoard->m_Modules;  module;  module = module->Next() )
    {
        for( BOARD_ITEM* item = module->GraphicalItems(); item; item = item->Next() )
        {
            if( ! (aLayerMask & GetLayerMask( item->GetLayer() ) ) )
                continue;

            switch( item->Type() )
            {
            case PCB_MODULE_EDGE_T:
                itemplotter.Plot_1_EdgeModule( (EDGE_MODULE*) item );
                break;

            default:
                break;
            }
        }
    }

    // Plot footprint pads
    for( MODULE* module = aBoard->m_Modules;  module;  module = module->Next() )
    {
        for( D_PAD* pad = module->Pads();  pad;  pad = pad->Next() )
        {
            if( (pad->GetLayerMask() & aLayerMask) == 0 )
                continue;

            wxSize margin;
            double width_adj = 0;

            if( aLayerMask & ALL_CU_LAYERS )
                width_adj =  itemplotter.getFineWidthAdj();

            switch( aLayerMask &
                   ( SOLDERMASK_LAYER_BACK | SOLDERMASK_LAYER_FRONT |
                     SOLDERPASTE_LAYER_BACK | SOLDERPASTE_LAYER_FRONT ) )
            {
            case SOLDERMASK_LAYER_FRONT:
            case SOLDERMASK_LAYER_BACK:
                margin.x = margin.y = pad->GetSolderMaskMargin();
                break;

            case SOLDERPASTE_LAYER_FRONT:
            case SOLDERPASTE_LAYER_BACK:
                margin = pad->GetSolderPasteMargin();
                break;

            default:
                break;
            }

            wxSize padPlotsSize;
            padPlotsSize.x = pad->GetSize().x + ( 2 * margin.x ) + width_adj;
            padPlotsSize.y = pad->GetSize().y + ( 2 * margin.y ) + width_adj;

            // Don't draw a null size item :
            if( padPlotsSize.x <= 0 || padPlotsSize.y <= 0 )
                continue;

            EDA_COLOR_T color = BLACK;

            if( (pad->GetLayerMask() & LAYER_BACK) )
               color = aBoard->GetVisibleElementColor( PAD_BK_VISIBLE );

            if((pad->GetLayerMask() & LAYER_FRONT ) )
                color = ColorFromInt( color | aBoard->GetVisibleElementColor( PAD_FR_VISIBLE ) );

            // Temporary set the pad size to the required plot size:
            wxSize tmppadsize = pad->GetSize();
            pad->SetSize( padPlotsSize );
            switch( pad->GetShape() )
            {
//.........这里部分代码省略.........