void GERBER_DRAW_ITEM::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, GR_DRAWMODE aDrawMode,
                             const wxPoint& aOffset, GBR_DISPLAY_OPTIONS* aDrawOptions )
{
    // used when a D_CODE is not found. default D_CODE to draw a flashed item
    static D_CODE dummyD_CODE( 0 );
    bool          isFilled;
    int           radius;
    int           halfPenWidth;
    static bool   show_err;
    D_CODE*       d_codeDescr = GetDcodeDescr();

    if( d_codeDescr == NULL )
        d_codeDescr = &dummyD_CODE;

    COLOR4D color = m_GerberImageFile->GetPositiveDrawColor();

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

    /* isDark is true if flash is positive and should use a drawing
     *   color other than the background color, else use the background color
     *   when drawing so that an erasure happens.
     */
    bool isDark = !(m_LayerNegative ^ m_GerberImageFile->m_ImageNegative);

    if( !isDark )
    {
        // draw in background color ("negative" color)
        color = aDrawOptions->m_NegativeDrawColor;
    }

    GRSetDrawMode( aDC, aDrawMode );

    isFilled = aDrawOptions->m_DisplayLinesFill;

    switch( m_Shape )
    {
    case GBR_POLYGON:
        isFilled = aDrawOptions->m_DisplayPolygonsFill;

        if( !isDark )
            isFilled = true;

        DrawGbrPoly( aPanel->GetClipBox(), aDC, color, aOffset, isFilled );
        break;

    case GBR_CIRCLE:
        radius = KiROUND( GetLineLength( m_Start, m_End ) );

        halfPenWidth = m_Size.x >> 1;

        if( !isFilled )
        {
            // draw the border of the pen's path using two circles, each as narrow as possible
            GRCircle( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                      radius - halfPenWidth, 0, color );
            GRCircle( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                      radius + halfPenWidth, 0, color );
        }
        else    // Filled mode
        {
            GRCircle( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                      radius, m_Size.x, color );
        }
        break;

    case GBR_ARC:
        // Currently, arcs plotted with a rectangular aperture are not supported.
        // a round pen only is expected.

#if 0   // for arc debug only
        GRLine( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                GetABPosition( m_ArcCentre ), 0, color );
        GRLine( aPanel->GetClipBox(), aDC, GetABPosition( m_End ),
                GetABPosition( m_ArcCentre ), 0, color );
#endif

        if( !isFilled )
        {
            GRArc1( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                    GetABPosition( m_End ), GetABPosition( m_ArcCentre ),
                    0, color );
        }
        else
        {
            GRArc1( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                    GetABPosition( m_End ), GetABPosition( m_ArcCentre ),
                    m_Size.x, color );
        }

        break;

    case GBR_SPOT_CIRCLE:
    case GBR_SPOT_RECT:
    case GBR_SPOT_OVAL:
    case GBR_SPOT_POLY:
    case GBR_SPOT_MACRO:
        isFilled = aDrawOptions->m_DisplayFlashedItemsFill;
        d_codeDescr->DrawFlashedShape( this, aPanel->GetClipBox(), aDC, color,
                                       m_Start, isFilled );
        break;

    case GBR_SEGMENT:
        /* Plot a line from m_Start to m_End.
         * Usually, a round pen is used, but some gerber files use a rectangular pen
         * In fact, any aperture can be used to plot a line.
         * currently: only a square pen is handled (I believe using a polygon gives a strange plot).
         */
        if( d_codeDescr->m_Shape == APT_RECT )
        {
            if( m_Polygon.OutlineCount() == 0 )
                ConvertSegmentToPolygon();

            DrawGbrPoly( aPanel->GetClipBox(), aDC, color, aOffset, isFilled );
        }
        else
        {
            if( !isFilled )
            {
                    GRCSegm( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                             GetABPosition( m_End ), m_Size.x, color );
            }
            else
            {
                GRFilledSegment( aPanel->GetClipBox(), aDC, GetABPosition( m_Start ),
                                 GetABPosition( m_End ), m_Size.x, color );
            }
        }

        break;

    default:
        if( !show_err )
        {
            wxMessageBox( wxT( "Trace_Segment() type error" ) );
            show_err = true;
        }

        break;
    }
}
예제 #2
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void D_PAD::DrawShape( EDA_RECT* aClipBox, wxDC* aDC, PAD_DRAWINFO& aDrawInfo )
{
    wxPoint coord[4];
    double  angle = m_Orient;
    int     seg_width;

    GRSetDrawMode( aDC, aDrawInfo.m_DrawMode );

    // calculate pad shape position :
    wxPoint shape_pos = ShapePos() - aDrawInfo.m_Offset;

    wxSize  halfsize = m_Size;
    halfsize.x >>= 1;
    halfsize.y >>= 1;

    switch( GetShape() )
    {
    case PAD_CIRCLE:
        if( aDrawInfo.m_ShowPadFilled )
            GRFilledCircle( aClipBox, aDC, shape_pos.x, shape_pos.y,
                            halfsize.x + aDrawInfo.m_Mask_margin.x, 0,
                            aDrawInfo.m_Color, aDrawInfo.m_Color );
        else
            GRCircle( aClipBox, aDC, shape_pos.x, shape_pos.y,
                      halfsize.x + aDrawInfo.m_Mask_margin.x,
                      m_PadSketchModePenSize, aDrawInfo.m_Color );

        if( aDrawInfo.m_PadClearance )
        {
            GRCircle( aClipBox,
                      aDC, shape_pos.x, shape_pos.y,
                      halfsize.x + aDrawInfo.m_PadClearance,
                      0, aDrawInfo.m_Color );
        }

        break;

    case PAD_OVAL:
    {
        wxPoint segStart, segEnd;
        seg_width = BuildSegmentFromOvalShape(segStart, segEnd, angle,
                                              aDrawInfo.m_Mask_margin);
        segStart += shape_pos;
        segEnd += shape_pos;

        if( aDrawInfo.m_ShowPadFilled )
        {
            GRFillCSegm( aClipBox, aDC, segStart.x, segStart.y, segEnd.x, segEnd.y,
                         seg_width, aDrawInfo.m_Color );
        }
        else
        {
            GRCSegm( aClipBox, aDC, segStart.x, segStart.y, segEnd.x, segEnd.y,
                     seg_width, m_PadSketchModePenSize, aDrawInfo.m_Color );
        }

        // Draw the clearance line
        if( aDrawInfo.m_PadClearance )
        {
            seg_width += 2 * aDrawInfo.m_PadClearance;
            GRCSegm( aClipBox, aDC, segStart.x, segStart.y, segEnd.x, segEnd.y,
                     seg_width, aDrawInfo.m_Color );
        }
    }
        break;

    case PAD_RECT:
    case PAD_TRAPEZOID:
        BuildPadPolygon( coord, aDrawInfo.m_Mask_margin, angle );

        for( int ii = 0; ii < 4; ii++ )
            coord[ii] += shape_pos;

        GRClosedPoly( aClipBox, aDC, 4, coord, aDrawInfo.m_ShowPadFilled,
                      aDrawInfo.m_ShowPadFilled ? 0 : m_PadSketchModePenSize,
                      aDrawInfo.m_Color, aDrawInfo.m_Color );

        if( aDrawInfo.m_PadClearance )
        {
            BuildPadPolygon( coord, wxSize( aDrawInfo.m_PadClearance,
                                            aDrawInfo.m_PadClearance ), angle );
            for( int ii = 0; ii < 4; ii++ )
                coord[ii] += shape_pos;

            GRClosedPoly( aClipBox, aDC, 4, coord, 0, aDrawInfo.m_Color, aDrawInfo.m_Color );
        }
        break;

    default:
        break;
    }

    // Draw the pad hole
    wxPoint holepos = m_Pos - aDrawInfo.m_Offset;
    int     hole    = m_Drill.x >> 1;

    bool drawhole = hole > 0;

    if( !aDrawInfo.m_ShowPadFilled && !aDrawInfo.m_ShowNotPlatedHole )
        drawhole = false;

    if( drawhole )
    {
        bool blackpenstate = false;

        if( aDrawInfo.m_IsPrinting )
        {
            blackpenstate = GetGRForceBlackPenState();
            GRForceBlackPen( false );
            aDrawInfo.m_HoleColor = WHITE;
        }

        if( aDrawInfo.m_DrawMode != GR_XOR )
            GRSetDrawMode( aDC, GR_COPY );
        else
            GRSetDrawMode( aDC, GR_XOR );

        EDA_COLOR_T hole_color = aDrawInfo.m_HoleColor;

        if( aDrawInfo. m_ShowNotPlatedHole )    // Draw a specific hole color
            hole_color = aDrawInfo.m_NPHoleColor;

        switch( GetDrillShape() )
        {
        case PAD_DRILL_CIRCLE:
            if( aDC->LogicalToDeviceXRel( hole ) > MIN_DRAW_WIDTH )
                GRFilledCircle( aClipBox, aDC, holepos.x, holepos.y, hole, 0,
                                hole_color, hole_color );
            break;

        case PAD_DRILL_OBLONG:
        {
            wxPoint drl_start, drl_end;
            GetOblongDrillGeometry( drl_start, drl_end, seg_width );
            GRFilledSegment( aClipBox, aDC, holepos + drl_start,
                             holepos + drl_end, seg_width, hole_color );
        }
            break;

        default:
            break;
        }

        if( aDrawInfo.m_IsPrinting )
            GRForceBlackPen( blackpenstate );
    }

    GRSetDrawMode( aDC, aDrawInfo.m_DrawMode );

    // Draw "No connect" ( / or \ or cross X ) if necessary
    if( GetNetCode() == 0 && aDrawInfo.m_ShowNCMark )
    {
        int dx0 = std::min( halfsize.x, halfsize.y );
        EDA_COLOR_T nc_color = BLUE;

        if( m_layerMask[F_Cu] )    /* Draw \ */
            GRLine( aClipBox, aDC, holepos.x - dx0, holepos.y - dx0,
                    holepos.x + dx0, holepos.y + dx0, 0, nc_color );

        if( m_layerMask[B_Cu] )     // Draw /
            GRLine( aClipBox, aDC, holepos.x + dx0, holepos.y - dx0,
                    holepos.x - dx0, holepos.y + dx0, 0, nc_color );
    }

    if( aDrawInfo.m_DrawMode != GR_XOR )
        GRSetDrawMode( aDC, GR_COPY );
    else
        GRSetDrawMode( aDC, GR_XOR );

    // Draw the pad number
    if( !aDrawInfo.m_Display_padnum && !aDrawInfo.m_Display_netname )
        return;

    wxPoint tpos0 = shape_pos;     // Position of the centre of text
    wxPoint tpos  = tpos0;
    wxSize  AreaSize;              // size of text area, normalized to AreaSize.y < AreaSize.x
    int     shortname_len = 0;

    if( aDrawInfo.m_Display_netname )
        shortname_len = GetShortNetname().Len();

    if( GetShape() == PAD_CIRCLE )
        angle = 0;

    AreaSize = m_Size;

    if( m_Size.y > m_Size.x )
    {
        angle += 900;
        AreaSize.x = m_Size.y;
        AreaSize.y = m_Size.x;
    }

    if( shortname_len > 0 )       // if there is a netname, provides room to display this netname
    {
        AreaSize.y /= 2;          // Text used only the upper area of the
                                  // pad. The lower area displays the net name
        tpos.y -= AreaSize.y / 2;
    }

    // Calculate the position of text, that is the middle point of the upper
    // area of the pad
    RotatePoint( &tpos, shape_pos, angle );

    // Draw text with an angle between -90 deg and + 90 deg
    double t_angle = angle;
    NORMALIZE_ANGLE_90( t_angle );

    /* Note: in next calculations, texte size is calculated for 3 or more
     * chars.  Of course, pads numbers and nets names can have less than 3
     * chars. but after some tries, i found this is gives the best look
     */
    #define MIN_CHAR_COUNT 3
    wxString buffer;

    int      tsize;
    EDA_RECT* clipBox = aDrawInfo.m_DrawPanel?
                        aDrawInfo.m_DrawPanel->GetClipBox() : NULL;

    if( aDrawInfo.m_Display_padnum )
    {
        StringPadName( buffer );
        int numpad_len = buffer.Len();
        numpad_len = std::max( numpad_len, MIN_CHAR_COUNT );

        tsize = std::min( AreaSize.y, AreaSize.x / numpad_len );

        if( aDC->LogicalToDeviceXRel( tsize ) >= MIN_TEXT_SIZE ) // Not drawable when size too small.
        {
            // tsize reserve room for marges and segments thickness
            tsize = ( tsize * 7 ) / 10;
            DrawGraphicHaloText( clipBox, aDC, tpos,
                                 aDrawInfo.m_Color, BLACK, WHITE,
                                 buffer, t_angle,
                                 wxSize( tsize , tsize ), GR_TEXT_HJUSTIFY_CENTER,
                                 GR_TEXT_VJUSTIFY_CENTER, tsize / 7, false, false );

        }
    }

    // display the short netname, if exists
    if( shortname_len == 0 )
        return;

    shortname_len = std::max( shortname_len, MIN_CHAR_COUNT );
    tsize = std::min( AreaSize.y, AreaSize.x / shortname_len );

    if( aDC->LogicalToDeviceXRel( tsize ) >= MIN_TEXT_SIZE )  // Not drawable in size too small.
    {
        tpos = tpos0;

        if( aDrawInfo.m_Display_padnum )
            tpos.y += AreaSize.y / 2;

        RotatePoint( &tpos, shape_pos, angle );

        // tsize reserve room for marges and segments thickness
        tsize = ( tsize * 7 ) / 10;
        DrawGraphicHaloText( clipBox, aDC, tpos,
                             aDrawInfo.m_Color, BLACK, WHITE,
                             GetShortNetname(), t_angle,
                             wxSize( tsize, tsize ), GR_TEXT_HJUSTIFY_CENTER,
                             GR_TEXT_VJUSTIFY_CENTER, tsize / 7, false, false );
    }
}