Ejemplo n.º 1
0
void PCB_EDIT_FRAME::Block_SelectItems()
{
    LSET layerMask;
    bool selectOnlyComplete = GetScreen()->m_BlockLocate.GetWidth() > 0 ;

    GetScreen()->m_BlockLocate.Normalize();

    PICKED_ITEMS_LIST* itemsList = &GetScreen()->m_BlockLocate.GetItems();
    ITEM_PICKER        picker( NULL, UR_UNSPECIFIED );

    // Add modules
    if( blockIncludeModules )
    {
        for( MODULE* module = m_Pcb->m_Modules;  module;  module = module->Next() )
        {
            LAYER_ID layer = module->GetLayer();

            if( module->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete )
                    && ( !module->IsLocked() || blockIncludeLockedModules ) )
            {
                if( blockIncludeItemsOnInvisibleLayers || m_Pcb->IsModuleLayerVisible( layer ) )
                {
                    picker.SetItem ( module );
                    itemsList->PushItem( picker );
                }
            }
        }
    }

    // Add tracks and vias
    if( blockIncludeTracks )
    {
        for( TRACK* track = m_Pcb->m_Track; track != NULL; track = track->Next() )
        {
            if( track->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete ) )
            {
                if( blockIncludeItemsOnInvisibleLayers
                        || m_Pcb->IsLayerVisible( track->GetLayer() ) )
                {
                    picker.SetItem( track );
                    itemsList->PushItem( picker );
                }
            }
        }
    }

    // Add graphic items
    layerMask = LSET( Edge_Cuts );

    if( blockIncludeItemsOnTechLayers )
        layerMask.set();

    if( !blockIncludeBoardOutlineLayer )
        layerMask.set( Edge_Cuts, false );

    for( BOARD_ITEM* PtStruct = m_Pcb->m_Drawings; PtStruct != NULL; PtStruct = PtStruct->Next() )
    {
        if( !m_Pcb->IsLayerVisible( PtStruct->GetLayer() ) && ! blockIncludeItemsOnInvisibleLayers)
            continue;

        bool select_me = false;

        switch( PtStruct->Type() )
        {
        case PCB_LINE_T:
            if( !layerMask[PtStruct->GetLayer()] )
                break;

            if( !PtStruct->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete ) )
                break;

            select_me = true; // This item is in bloc: select it
            break;

        case PCB_TEXT_T:
            if( !blockIncludePcbTexts )
                break;

            if( !PtStruct->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete ) )
                break;

            select_me = true; // This item is in bloc: select it
            break;

        case PCB_TARGET_T:
            if( !layerMask[PtStruct->GetLayer()] )
                break;

            if( !PtStruct->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete ) )
                break;

            select_me = true; // This item is in bloc: select it
            break;

        case PCB_DIMENSION_T:
            if( !layerMask[PtStruct->GetLayer()] )
                break;

            if( !PtStruct->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete ) )
                break;

            select_me = true; // This item is in bloc: select it
            break;

        default:
            break;
        }

        if( select_me )
        {
            picker.SetItem ( PtStruct );
            itemsList->PushItem( picker );
        }
    }

    // Add zones
    if( blockIncludeZones )
    {
        for( int ii = 0; ii < m_Pcb->GetAreaCount(); ii++ )
        {
            ZONE_CONTAINER* area = m_Pcb->GetArea( ii );

            if( area->HitTest( GetScreen()->m_BlockLocate, selectOnlyComplete ) )
            {
                if( blockIncludeItemsOnInvisibleLayers
                        || m_Pcb->IsLayerVisible( area->GetLayer() ) )
                {
                    BOARD_ITEM* zone_c = (BOARD_ITEM*) area;
                    picker.SetItem ( zone_c );
                    itemsList->PushItem( picker );
                }
            }
        }
    }
}
/**
 * Function Magnetize
 * tests to see if there are any magnetic items within near reach of the given
 * "curpos".  If yes, then curpos is adjusted appropriately according to that
 * near magnetic item and true is returned.
 * @param frame = the current frame
 * @param aCurrentTool = the current tool id (from vertical right toolbar)
 * @param aGridSize = the current grid size
 * @param on_grid = the on grid position near initial position ( often on_grid = curpos)
 * @param curpos The initial position, and what to adjust if a change is needed.
 * @return bool - true if the position was adjusted magnetically, else false.
 */
bool Magnetize( PCB_EDIT_FRAME* frame, int aCurrentTool, wxSize aGridSize,
                wxPoint on_grid, wxPoint* curpos )
{
    bool    doCheckNet = g_MagneticPadOption != capture_always && g_Drc_On;
    bool    doTrack = false;
    bool    doPad = false;
    bool    amMovingVia = false;

    BOARD* m_Pcb = frame->GetBoard();
    TRACK*      currTrack = g_CurrentTrackSegment;
    BOARD_ITEM* currItem  = frame->GetCurItem();
    PCB_SCREEN* screen = frame->GetScreen();
    wxPoint     pos = frame->RefPos( true );

    // D( printf( "currTrack=%p currItem=%p currTrack->Type()=%d currItem->Type()=%d\n",  currTrack, currItem, currTrack ? currTrack->Type() : 0, currItem ? currItem->Type() : 0 ); )

    if( !currTrack && currItem && currItem->Type()==PCB_VIA_T && currItem->GetFlags() )
    {
        // moving a VIA
        currTrack = (TRACK*) currItem;
        amMovingVia = true;

        return false;   // comment this return out and play with it.
    }
    else if( currItem != currTrack )
    {
        currTrack = NULL;
    }

    if( g_MagneticPadOption == capture_always )
        doPad = true;

    if( g_MagneticTrackOption == capture_always )
        doTrack = true;

    if( aCurrentTool == ID_TRACK_BUTT || amMovingVia )
    {
        int q = capture_cursor_in_track_tool;

        if( g_MagneticPadOption == q )
            doPad = true;

        if( g_MagneticTrackOption == q )
            doTrack = true;
    }

    // D(printf("doPad=%d doTrack=%d aCurrentTool=%d amMovingVia=%d\n", doPad, doTrack, aCurrentTool, amMovingVia );)

    //  The search precedence order is pads, then tracks/vias

    if( doPad )
    {
        LSET    layer_mask( screen->m_Active_Layer );
        D_PAD*  pad = m_Pcb->GetPad( pos, layer_mask );

        if( pad )
        {
            if( doCheckNet && currTrack && currTrack->GetNetCode() != pad->GetNetCode() )
                return false;

            *curpos = pad->GetPosition();
            return true;
        }
    }

    // after pads, only track & via tests remain, skip them if not desired
    if( doTrack )
    {
        LAYER_ID layer = screen->m_Active_Layer;

        for( TRACK* via = m_Pcb->m_Track;
                via && (via = via->GetVia( *curpos, layer )) != NULL;
                via = via->Next() )
        {
            if( via != currTrack )   // a via cannot influence itself
            {
                if( !doCheckNet || !currTrack || currTrack->GetNetCode() == via->GetNetCode() )
                {
                    *curpos = via->GetStart();
                    // D(printf("via hit\n");)
                    return true;
                }
            }
        }

        if( !currTrack )
        {
            LSET layers( layer );

            TRACK* track = m_Pcb->GetVisibleTrack( m_Pcb->m_Track, pos, layers );

            if( !track || track->Type() != PCB_TRACE_T )
            {
                // D(printf("!currTrack and track=%p not found, layer_mask=0x%X\n", track, layer_mask );)
                return false;
            }

            // D( printf( "Project\n" ); )
            return Project( curpos, on_grid, track );
        }

        /*
         * In two segment mode, ignore the final segment if it's inside a grid square.
         */
        if( !amMovingVia && currTrack && g_TwoSegmentTrackBuild && currTrack->Back()
            && currTrack->GetStart().x - aGridSize.x < currTrack->GetEnd().x
            && currTrack->GetStart().x + aGridSize.x > currTrack->GetEnd().x
            && currTrack->GetStart().y - aGridSize.y < currTrack->GetEnd().y
            && currTrack->GetStart().y + aGridSize.y > currTrack->GetEnd().y )
        {
            currTrack = currTrack->Back();
        }


        for( TRACK* track = m_Pcb->m_Track; track; track = track->Next() )
        {
            if( track->Type() != PCB_TRACE_T )
                continue;

            if( doCheckNet && currTrack && currTrack->GetNetCode() != track->GetNetCode() )
                continue;

            if( m_Pcb->IsLayerVisible( track->GetLayer() ) == false )
                continue;

            // omit the layer check if moving a via
            if( !amMovingVia && !track->IsOnLayer( layer ) )
                continue;

            if( !track->HitTest( *curpos ) )
                continue;

            // D(printf( "have track prospect\n");)

            if( Join( curpos, track->GetStart(), track->GetEnd(), currTrack->GetStart(), currTrack->GetEnd() ) )
            {
                // D(printf( "join currTrack->Type()=%d\n", currTrack->Type() );)
                return true;
            }

            if( aCurrentTool == ID_TRACK_BUTT || amMovingVia )
            {
                // At this point we have a drawing mouse on a track, we are drawing
                // a new track and that new track is parallel to the track the
                // mouse is on. Find the nearest end point of the track under mouse
                // to the mouse and return that.
                double distStart = GetLineLength( *curpos, track->GetStart() );
                double distEnd   = GetLineLength( *curpos, track->GetEnd() );

                // if track not via, or if its a via dragging but not with its adjacent track
                if( currTrack->Type() != PCB_VIA_T ||
                    ( currTrack->GetStart() != track->GetStart() && currTrack->GetStart() != track->GetEnd() ))
                {
                    double max_dist = currTrack->GetWidth() / 2.0f;

                    if( distStart <= max_dist )
                    {
                        // D(printf("nearest end is start\n");)
                        *curpos = track->GetStart();
                        return true;
                    }

                    if( distEnd <= max_dist )
                    {
                        // D(printf("nearest end is end\n");)
                        *curpos = track->GetEnd();
                        return true;
                    }

                    // @todo otherwise confine curpos such that it stays centered within "track"
                }
            }
        }
    }

    return false;
}