C++ BOARD_ITEM::Draw方法代码示例

void MODULE::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, GR_DRAWMODE aDrawMode,
                   const wxPoint& aOffset )
{
    if( (m_Flags & DO_NOT_DRAW) || (IsMoving()) )
        return;

    for( D_PAD* pad = m_Pads;  pad;  pad = pad->Next() )
    {
        if( pad->IsMoving() )
            continue;

        pad->Draw( aPanel, aDC, aDrawMode, aOffset );
    }

    BOARD* brd = GetBoard();

    // Draws footprint anchor
    DrawAncre( aPanel, aDC, aOffset, DIM_ANCRE_MODULE, aDrawMode );

    // Draw graphic items
    if( brd->IsElementVisible( MOD_REFERENCES_VISIBLE ) )
    {
        if( !(m_Reference->IsMoving()) )
            m_Reference->Draw( aPanel, aDC, aDrawMode, aOffset );
    }

    if( brd->IsElementVisible( MOD_VALUES_VISIBLE ) )
    {
        if( !(m_Value->IsMoving()) )
            m_Value->Draw( aPanel, aDC, aDrawMode, aOffset );
    }

    for( BOARD_ITEM* item = m_Drawings;  item;  item = item->Next() )
    {
        if( item->IsMoving() )
            continue;

        switch( item->Type() )
        {
        case PCB_MODULE_TEXT_T:
        case PCB_MODULE_EDGE_T:
            item->Draw( aPanel, aDC, aDrawMode, aOffset );
            break;

        default:
            break;
        }
    }

    // Enable these line to draw m_BoundaryBox (debug tests purposes only)
#if 0
    GRRect( aPanel->GetClipBox(), aDC, m_BoundaryBox, 0, BROWN );
#endif

}

static void drawPickedItems( EDA_DRAW_PANEL* aPanel, wxDC* aDC, wxPoint aOffset )
{
    PICKED_ITEMS_LIST* itemsList = &aPanel->GetScreen()->m_BlockLocate.GetItems();
    PCB_BASE_FRAME* frame = (PCB_BASE_FRAME*) aPanel->GetParent();

    g_Offset_Module = -aOffset;

    for( unsigned ii = 0; ii < itemsList->GetCount(); ii++ )
    {
        BOARD_ITEM* item = (BOARD_ITEM*) itemsList->GetPickedItem( ii );

        switch( item->Type() )
        {
        case PCB_MODULE_T:
            frame->GetBoard()->m_Status_Pcb &= ~RATSNEST_ITEM_LOCAL_OK;
            ((MODULE*) item)->DrawOutlinesWhenMoving( aPanel, aDC, g_Offset_Module );
            break;

        case PCB_LINE_T:
        case PCB_TEXT_T:
        case PCB_TRACE_T:
        case PCB_VIA_T:
        case PCB_TARGET_T:
        case PCB_DIMENSION_T:    // Currently markers are not affected by block commands
        case PCB_MARKER_T:
            item->Draw( aPanel, aDC, GR_XOR, aOffset );
            break;

        case PCB_ZONE_AREA_T:
            item->Draw( aPanel, aDC, GR_XOR, aOffset );
            ((ZONE_CONTAINER*) item)->DrawFilledArea( aPanel, aDC, GR_XOR, aOffset );
            break;

        default:
            break;
        }
    }

    g_Offset_Module = wxPoint( 0, 0 );
}

void MODULE::DrawEdgesOnly( EDA_DRAW_PANEL* panel, wxDC* DC, const wxPoint& offset,
                            GR_DRAWMODE draw_mode )
{
    for( BOARD_ITEM* item = m_Drawings;  item;  item = item->Next() )
    {
        switch( item->Type() )
        {
        case PCB_MODULE_EDGE_T:
            item->Draw( panel, DC, draw_mode, offset );
            break;

        default:
            break;
        }
    }
}

// Redraw the BOARD items but not cursors, axis or grid
void BOARD::Draw( EDA_DRAW_PANEL* aPanel, wxDC* DC, GR_DRAWMODE aDrawMode, const wxPoint& offset )
{
    /* The order of drawing is flexible on some systems and not on others.  For
     * OSes which use OR to draw, the order is not important except for the
     * effect of the highlight and its relationship to markers. See comment
     * below.
     * This order independence comes from the fact that a binary OR operation is
     * commutative in nature.
     * However on the OSX, the OR operation is not used, and so this sequence
     * below is chosen to give MODULEs the highest visible priority.
     */

    /* Draw all tracks and zones.  As long as dark colors are used for the
     * tracks,  Then the OR draw mode should show tracks underneath other
     * tracks.  But a white track will cover any other color since it has
     * more bits to OR in.
     */
    for( TRACK* track = m_Track; track; track = track->Next() )
    {
        if( track->IsMoving() )
            continue;

        track->Draw( aPanel, DC, aDrawMode );
    }

    // Draw areas (i.e. zones)
    for( int ii = 0; ii < GetAreaCount(); ii++ )
    {
        ZONE_CONTAINER* zone = GetArea( ii );

        // Areas must be drawn here only if not moved or dragged,
        // because these areas are drawn by ManageCursor() in a specific manner
        if( ( zone->GetEditFlags() & (IN_EDIT | IS_DRAGGED | IS_MOVED) ) == 0 )
        {
            zone->Draw( aPanel, DC, aDrawMode );
            zone->DrawFilledArea( aPanel, DC, aDrawMode );
        }
    }

    // Draw the graphic items
    for( BOARD_ITEM* item = m_Drawings; item; item = item->Next() )
    {
        if( item->IsMoving() )
            continue;

        switch( item->Type() )
        {
        case PCB_DIMENSION_T:
        case PCB_TEXT_T:
        case PCB_TARGET_T:
        case PCB_LINE_T:
            item->Draw( aPanel, DC, aDrawMode );
            break;

        default:
            break;
        }
    }

    LSET all_cu = LSET::AllCuMask();

    for( MODULE* module = m_Modules; module; module = module->Next() )
    {
        bool    display = true;
        LSET    layerMask = all_cu;

        if( module->IsMoving() )
            continue;

        if( !IsElementVisible( LAYER_MOD_FR ) )
        {
            if( module->GetLayer() == F_Cu )
                display = false;

            layerMask.set( F_Cu, false );
        }

        if( !IsElementVisible( LAYER_MOD_BK ) )
        {
            if( module->GetLayer() == B_Cu )
                display = false;

            layerMask.set( B_Cu, false );
        }

        if( display )
            module->Draw( aPanel, DC, aDrawMode );
        else
            Trace_Pads_Only( aPanel, DC, module, 0, 0, layerMask, aDrawMode );
    }

    // draw the BOARD's markers last, otherwise the high light will erase any marker on a pad
    for( unsigned i = 0; i < m_markers.size(); ++i )
    {
        m_markers[i]->Draw( aPanel, DC, aDrawMode );
    }
}

/* Traces the outline of the search block structures
 * The entire block follows the cursor
 */
static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                                     bool aErase )
{
    BASE_SCREEN*            screen = aPanel->GetScreen();
    FOOTPRINT_EDIT_FRAME*   moduleEditFrame = FOOTPRINT_EDIT_FRAME::GetActiveFootprintEditor( aPanel->GetParent() );

    wxASSERT( moduleEditFrame );
    MODULE* currentModule = moduleEditFrame->GetBoard()->m_Modules;

    BLOCK_SELECTOR* block = &screen->m_BlockLocate;
    GRSetDrawMode( aDC, g_XorMode );

    if( aErase )
    {
        block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );

        if( currentModule )
        {
            wxPoint     move_offset = -block->GetMoveVector();
            BOARD_ITEM* item = currentModule->GraphicalItems();

            for( ; item != NULL; item = item->Next() )
            {
                if( !item->IsSelected() )
                    continue;

                switch( item->Type() )
                {
                case PCB_MODULE_TEXT_T:
                case PCB_MODULE_EDGE_T:
                    item->Draw( aPanel, aDC, g_XorMode, move_offset );
                    break;

                default:
                    break;
                }
            }

            D_PAD* pad = currentModule->Pads();

            for( ; pad != NULL; pad = pad->Next() )
            {
                if( !pad->IsSelected() )
                    continue;

                pad->Draw( aPanel, aDC, g_XorMode, move_offset );
            }
        }
    }

    // Repaint new view.
    block->SetMoveVector( moduleEditFrame->GetCrossHairPosition() - block->GetLastCursorPosition() );

    block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );

    if( currentModule )
    {
        BOARD_ITEM* item = currentModule->GraphicalItems();
        wxPoint     move_offset = - block->GetMoveVector();

        for( ; item != NULL; item = item->Next() )
        {
            if( !item->IsSelected() )
                continue;

            switch( item->Type() )
            {
            case PCB_MODULE_TEXT_T:
            case PCB_MODULE_EDGE_T:
                item->Draw( aPanel, aDC, g_XorMode, move_offset );
                break;

            default:
                break;
            }
        }

        D_PAD* pad = currentModule->Pads();

        for( ; pad != NULL; pad = pad->Next() )
        {
            if( !pad->IsSelected() )
                continue;

            pad->Draw( aPanel, aDC, g_XorMode, move_offset );
        }
    }
}

void PCB_EDIT_FRAME::PrintPage( wxDC* aDC,
                                LSET  aPrintMask,
                                bool  aPrintMirrorMode,
                                void* aData)
{
    const GR_DRAWMODE drawmode = (GR_DRAWMODE) 0;
    DISPLAY_OPTIONS save_opt;
    BOARD*          Pcb   = GetBoard();
    int             defaultPenSize = Millimeter2iu( 0.2 );
    bool            onePagePerLayer = false;

    PRINT_PARAMETERS* printParameters = (PRINT_PARAMETERS*) aData; // can be null
    DISPLAY_OPTIONS* displ_opts = (DISPLAY_OPTIONS*)GetDisplayOptions();

    if( printParameters && printParameters->m_OptionPrintPage == 0 )
        onePagePerLayer = true;

    PRINT_PARAMETERS::DrillShapeOptT drillShapeOpt = PRINT_PARAMETERS::FULL_DRILL_SHAPE;

    if( printParameters )
    {
        drillShapeOpt = printParameters->m_DrillShapeOpt;
        defaultPenSize = printParameters->m_PenDefaultSize;
    }

    save_opt = *displ_opts;

    LAYER_ID activeLayer = GetScreen()->m_Active_Layer;

    displ_opts->m_ContrastModeDisplay = false;
    displ_opts->m_DisplayPadFill = true;
    displ_opts->m_DisplayViaFill = true;

    if( !( aPrintMask & LSET::AllCuMask() ).any() )
    {
        if( onePagePerLayer )
        {
            // We can print mask layers (solder mask and solder paste) with the actual
            // pad sizes.  To do that, we must set ContrastModeDisplay to true and set
            // the GetScreen()->m_Active_Layer to the current printed layer
            displ_opts->m_ContrastModeDisplay = true;
            displ_opts->m_DisplayPadFill = true;

            // Calculate the active layer number to print from its mask layer:
            GetScreen()->m_Active_Layer = B_Cu;

            for( LAYER_NUM id = LAYER_ID_COUNT-1; id >= 0; --id )
            {
                if( aPrintMask[id] )
                {
                    GetScreen()->m_Active_Layer = LAYER_ID( id );
                    break;
                }
            }

            // pads on Silkscreen layer are usually plot in sketch mode:
            if( GetScreen()->m_Active_Layer == B_SilkS ||
                GetScreen()->m_Active_Layer == F_SilkS )
            {
                displ_opts->m_DisplayPadFill = false;
            }
        }
        else
        {
            displ_opts->m_DisplayPadFill = false;
        }
    }

    displ_opts->m_DisplayPadNum = false;

    bool nctmp = GetBoard()->IsElementVisible( NO_CONNECTS_VISIBLE );

    GetBoard()->SetElementVisibility( NO_CONNECTS_VISIBLE, false );

    bool anchorsTmp = GetBoard()->IsElementVisible( ANCHOR_VISIBLE );

    GetBoard()->SetElementVisibility( ANCHOR_VISIBLE, false );

    displ_opts->m_DisplayPadIsol = false;
    displ_opts->m_DisplayModEdgeFill = FILLED;
    displ_opts->m_DisplayModTextFill = FILLED;
    displ_opts->m_DisplayPcbTrackFill = true;
    displ_opts->m_ShowTrackClearanceMode = DO_NOT_SHOW_CLEARANCE;
    displ_opts->m_DisplayDrawItemsFill    = FILLED;
    displ_opts->m_DisplayZonesMode    = 0;
    displ_opts->m_DisplayNetNamesMode = 0;

    m_canvas->SetPrintMirrored( aPrintMirrorMode );

    for( BOARD_ITEM* item = Pcb->m_Drawings; item; item = item->Next() )
    {
        switch( item->Type() )
        {
        case PCB_LINE_T:
        case PCB_DIMENSION_T:
        case PCB_TEXT_T:
        case PCB_TARGET_T:
            if( aPrintMask[item->GetLayer()] )
                item->Draw( m_canvas, aDC, drawmode );
            break;
//.........这里部分代码省略.........