C++ DIMENSION::SetEnd方法代码示例

void POINT_EDITOR::updateItem() const
{
    EDA_ITEM* item = m_editPoints->GetParent();

    switch( item->Type() )
    {
    case PCB_LINE_T:
    case PCB_MODULE_EDGE_T:
    {
        DRAWSEGMENT* segment = static_cast<DRAWSEGMENT*>( item );
        switch( segment->GetShape() )
        {
        case S_SEGMENT:
            if( isModified( m_editPoints->Point( SEG_START ) ) )
                segment->SetStart( wxPoint( m_editPoints->Point( SEG_START ).GetPosition().x,
                                            m_editPoints->Point( SEG_START ).GetPosition().y ) );

            else if( isModified( m_editPoints->Point( SEG_END ) ) )
                segment->SetEnd( wxPoint( m_editPoints->Point( SEG_END ).GetPosition().x,
                                          m_editPoints->Point( SEG_END ).GetPosition().y ) );

            break;

        case S_ARC:
        {
            const VECTOR2I& center = m_editPoints->Point( ARC_CENTER ).GetPosition();
            const VECTOR2I& start = m_editPoints->Point( ARC_START ).GetPosition();
            const VECTOR2I& end = m_editPoints->Point( ARC_END ).GetPosition();

            if( center != segment->GetCenter() )
            {
                wxPoint moveVector = wxPoint( center.x, center.y ) - segment->GetCenter();
                segment->Move( moveVector );

                m_editPoints->Point( ARC_START ).SetPosition( segment->GetArcStart() );
                m_editPoints->Point( ARC_END ).SetPosition( segment->GetArcEnd() );
            }

            else
            {
                segment->SetArcStart( wxPoint( start.x, start.y ) );

                VECTOR2D startLine = start - center;
                VECTOR2I endLine = end - center;
                double newAngle = RAD2DECIDEG( endLine.Angle() - startLine.Angle() );

                // Adjust the new angle to (counter)clockwise setting
                bool clockwise = ( segment->GetAngle() > 0 );

                if( clockwise && newAngle < 0.0 )
                    newAngle += 3600.0;
                else if( !clockwise && newAngle > 0.0 )
                    newAngle -= 3600.0;

                segment->SetAngle( newAngle );
            }

            break;
        }

        case S_CIRCLE:
        {
            const VECTOR2I& center = m_editPoints->Point( CIRC_CENTER ).GetPosition();
            const VECTOR2I& end = m_editPoints->Point( CIRC_END ).GetPosition();

            if( isModified( m_editPoints->Point( CIRC_CENTER ) ) )
            {
                wxPoint moveVector = wxPoint( center.x, center.y ) - segment->GetCenter();
                segment->Move( moveVector );
            }
            else
            {
                segment->SetEnd( wxPoint( end.x, end.y ) );
            }

            break;
        }

        default:        // suppress warnings
            break;
        }

        // Update relative coordinates for module edges
        if( EDGE_MODULE* edge = dyn_cast<EDGE_MODULE*>( item ) )
            edge->SetLocalCoord();

        break;
    }

    case PCB_ZONE_AREA_T:
    {
        ZONE_CONTAINER* zone = static_cast<ZONE_CONTAINER*>( item );
        zone->ClearFilledPolysList();
        CPolyLine* outline = zone->Outline();

        for( int i = 0; i < outline->GetCornersCount(); ++i )
        {
            VECTOR2I point = m_editPoints->Point( i ).GetPosition();
            outline->SetX( i, point.x );
            outline->SetY( i, point.y );
//.........这里部分代码省略.........

int DRAWING_TOOL::DrawDimension( const TOOL_EVENT& aEvent )
{
    DIMENSION* dimension = NULL;
    int width, maxThickness;

    // if one day it is possible to draw dimensions in the footprint editor,
    // then hereby I'm letting you know that this tool does not handle UR_MODEDIT undo yet
    assert( !m_editModules );

    // Add a VIEW_GROUP that serves as a preview for the new item
    KIGFX::VIEW_GROUP preview( m_view );
    m_view->Add( &preview );

    m_toolMgr->RunAction( COMMON_ACTIONS::selectionClear, true );
    m_controls->ShowCursor( true );
    m_controls->SetSnapping( true );

    Activate();
    m_frame->SetToolID( ID_PCB_DIMENSION_BUTT, wxCURSOR_PENCIL, _( "Add dimension" ) );

    enum DIMENSION_STEPS
    {
        SET_ORIGIN = 0,
        SET_END,
        SET_HEIGHT,
        FINISHED
    };
    int step = SET_ORIGIN;

    // Main loop: keep receiving events
    while( OPT_TOOL_EVENT evt = Wait() )
    {
        VECTOR2I cursorPos = m_controls->GetCursorPosition();

        if( evt->IsCancel() || evt->IsActivate() )
        {
            if( step != SET_ORIGIN )    // start from the beginning
            {
                preview.Clear();
                preview.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );

                delete dimension;
                step = SET_ORIGIN;
            }
            else
                break;

            if( evt->IsActivate() )  // now finish unconditionally
                break;
        }

        else if( evt->IsAction( &COMMON_ACTIONS::incWidth ) && step != SET_ORIGIN )
        {
            dimension->SetWidth( dimension->GetWidth() + WIDTH_STEP );
            preview.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
        }

        else if( evt->IsAction( &COMMON_ACTIONS::decWidth ) && step != SET_ORIGIN )
        {
            int width = dimension->GetWidth();

            if( width > WIDTH_STEP )
            {
                dimension->SetWidth( width - WIDTH_STEP );
                preview.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
            }
        }

        else if( evt->IsClick( BUT_LEFT ) )
        {
            switch( step )
            {
            case SET_ORIGIN:
                {
                    LAYER_ID layer = m_frame->GetScreen()->m_Active_Layer;

                    if( IsCopperLayer( layer ) || layer == Edge_Cuts )
                    {
                        DisplayInfoMessage( NULL, _( "Dimension not allowed on Copper or Edge Cut layers" ) );
                        --step;
                    }
                    else
                    {
                        // Init the new item attributes
                        dimension = new DIMENSION( m_board );
                        dimension->SetLayer( layer );
                        dimension->SetOrigin( wxPoint( cursorPos.x, cursorPos.y ) );
                        dimension->SetEnd( wxPoint( cursorPos.x, cursorPos.y ) );
                        dimension->Text().SetSize( m_board->GetDesignSettings().m_PcbTextSize );

                        width = m_board->GetDesignSettings().m_PcbTextWidth;
                        maxThickness = Clamp_Text_PenSize( width, dimension->Text().GetSize() );

                        if( width > maxThickness )
                            width = maxThickness;

                        dimension->Text().SetThickness( width );
                        dimension->SetWidth( width );
                        dimension->AdjustDimensionDetails();

//.........这里部分代码省略.........