C++ EDA_DRAW_PANEL_GAL类代码示例

void PCB_BASE_FRAME::OnTogglePadDrawMode( wxCommandEvent& aEvent )
{
    DISPLAY_OPTIONS* displ_opts = (DISPLAY_OPTIONS*)GetDisplayOptions();

    displ_opts->m_DisplayPadFill = !displ_opts->m_DisplayPadFill;
    EDA_DRAW_PANEL_GAL* gal = GetGalCanvas();

    if( gal )
    {
    // Apply new display options to the GAL canvas
        KIGFX::PCB_PAINTER* painter =
                static_cast<KIGFX::PCB_PAINTER*> ( gal->GetView()->GetPainter() );
        KIGFX::PCB_RENDER_SETTINGS* settings =
                static_cast<KIGFX::PCB_RENDER_SETTINGS*> ( painter->GetSettings() );
        settings->LoadDisplayOptions( displ_opts );

        // Update pads
        BOARD* board = GetBoard();
        for( MODULE* module = board->m_Modules; module; module = module->Next() )
        {
            for( D_PAD* pad = module->Pads(); pad; pad = pad->Next() )
                pad->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
        }
    }

    m_canvas->Refresh();
}

void PCB_LAYER_WIDGET::OnRenderColorChange( int aId, COLOR4D aColor )
{
    wxASSERT( aId > GAL_LAYER_ID_START && aId < GAL_LAYER_ID_END );

    myframe->Settings().Colors().SetItemColor( static_cast<GAL_LAYER_ID>( aId ), aColor );

    EDA_DRAW_PANEL_GAL* galCanvas = myframe->GetGalCanvas();

    if( galCanvas && myframe->IsGalCanvasActive() )
    {
        if( aId == LAYER_GRID )
            galCanvas->GetGAL()->SetGridColor( aColor );

        KIGFX::VIEW* view = galCanvas->GetView();
        view->GetPainter()->GetSettings()->ImportLegacyColors( &myframe->Settings().Colors() );
        view->MarkTargetDirty( KIGFX::TARGET_NONCACHED );   // useful to update rastnest
        view->UpdateLayerColor( aId );

        // plated-through-holes don't have their own color; they use the background color
        if( aId == LAYER_PCB_BACKGROUND )
            view->UpdateLayerColor( LAYER_PADS_PLATEDHOLES );

        galCanvas->ForceRefresh();
    }

    myframe->ReCreateHToolbar();

    myframe->GetCanvas()->Refresh();
}

int PCBNEW_CONTROL::ZoomFitScreen( const TOOL_EVENT& aEvent )
{
    KIGFX::VIEW* view = getView();
    EDA_DRAW_PANEL_GAL* galCanvas = m_frame->GetGalCanvas();
    BOARD* board = getModel<BOARD>();
    board->ComputeBoundingBox();

    BOX2I boardBBox = board->ViewBBox();
    VECTOR2D scrollbarSize = VECTOR2D( galCanvas->GetSize() - galCanvas->GetClientSize() );
    VECTOR2D screenSize = view->ToWorld( galCanvas->GetClientSize(), false );

    if( boardBBox.GetWidth() == 0 || boardBBox.GetHeight() == 0 )
    {
        // Empty view
        view->SetScale( 17.0 );     // works fine for the standard worksheet frame

        view->SetCenter( screenSize / 2.0 );
    }
    else
    {
        VECTOR2D vsize = boardBBox.GetSize();
        double scale = view->GetScale() / std::max( fabs( vsize.x / screenSize.x ),
                                                    fabs( vsize.y / screenSize.y ) );

        view->SetScale( scale );
        view->SetCenter( boardBBox.Centre() );
    }


    // Take scrollbars into account
    VECTOR2D worldScrollbarSize = view->ToWorld( scrollbarSize, false );
    view->SetCenter( view->GetCenter() + worldScrollbarSize / 2.0 );

    return 0;
}

void PCB_BASE_FRAME::UseGalCanvas()
{
    EDA_DRAW_FRAME::UseGalCanvas();

    EDA_DRAW_PANEL_GAL* galCanvas = GetGalCanvas();

    if( m_toolManager )
    {
        m_toolManager->SetEnvironment( m_Pcb, GetGalCanvas()->GetView(),
                                       GetGalCanvas()->GetViewControls(), this );
    }

    SetBoard( m_Pcb );

    if( m_toolManager )
        m_toolManager->ResetTools( TOOL_BASE::GAL_SWITCH );

    // Transfer latest current display options from legacy to GAL canvas:
    auto painter = static_cast<KIGFX::PCB_PAINTER*>( galCanvas->GetView()->GetPainter() );
    auto settings = painter->GetSettings();
    auto displ_opts = (PCB_DISPLAY_OPTIONS*)GetDisplayOptions();
    settings->LoadDisplayOptions( displ_opts, ShowPageLimits() );

    galCanvas->GetView()->RecacheAllItems();
    galCanvas->SetEventDispatcher( m_toolDispatcher );
    galCanvas->StartDrawing();
}

void PCB_LAYER_WIDGET::OnLayerVisible( int aLayer, bool isVisible, bool isFinal )
{
    BOARD* brd = myframe->GetBoard();

    LSET visibleLayers = brd->GetVisibleLayers();

    visibleLayers.set( aLayer, isVisible );

    brd->SetVisibleLayers( visibleLayers );

    EDA_DRAW_PANEL_GAL* galCanvas = myframe->GetGalCanvas();
    if( galCanvas )
    {
        KIGFX::VIEW* view = galCanvas->GetView();
        view->SetLayerVisible( aLayer, isVisible );
        view->RecacheAllItems( true );
    }

    if( isFinal )
        myframe->GetCanvas()->Refresh();
}

void PCB_LAYER_WIDGET::OnRenderEnable( int aId, bool isEnabled )
{
    BOARD*  brd = myframe->GetBoard();
    brd->SetElementVisibility( aId, isEnabled );

    EDA_DRAW_PANEL_GAL* galCanvas = myframe->GetGalCanvas();
    if( galCanvas )
    {
        if( aId == GRID_VISIBLE )
        {
            galCanvas->GetGAL()->SetGridVisibility( myframe->IsGridVisible() );
            galCanvas->GetView()->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
        }
        else
            galCanvas->GetView()->SetLayerVisible( ITEM_GAL_LAYER( aId ), isEnabled );
    }

    if( galCanvas && myframe->IsGalCanvasActive() )
        galCanvas->Refresh();
    else
        myframe->GetCanvas()->Refresh();
}

void PCB_LAYER_WIDGET::OnLayerVisible( LAYER_NUM aLayer, bool isVisible, bool isFinal )
{
    BOARD* brd = myframe->GetBoard();

    LAYER_MSK visibleLayers = brd->GetVisibleLayers();

    if( isVisible )
        visibleLayers |= GetLayerMask( aLayer );
    else
        visibleLayers &= ~GetLayerMask( aLayer );

    brd->SetVisibleLayers( visibleLayers );

    EDA_DRAW_PANEL_GAL* galCanvas = myframe->GetGalCanvas();
    if( galCanvas )
    {
        KIGFX::VIEW* view = galCanvas->GetView();
        view->SetLayerVisible( aLayer, isVisible );
    }

    if( isFinal )
        myframe->GetCanvas()->Refresh();
}

void PCB_LAYER_WIDGET::OnLayerVisible( int aLayer, bool isVisible, bool isFinal )
{
    BOARD* brd = myframe->GetBoard();

    LSET visibleLayers = brd->GetVisibleLayers();

    if( visibleLayers.test( aLayer ) != isVisible )
    {
        visibleLayers.set( aLayer, isVisible );

        brd->SetVisibleLayers( visibleLayers );

        myframe->OnModify();

        EDA_DRAW_PANEL_GAL* galCanvas = myframe->GetGalCanvas();

        if( galCanvas )
            galCanvas->GetView()->SetLayerVisible( aLayer, isVisible );
    }

    if( isFinal )
        myframe->GetCanvas()->Refresh();
}

bool GERBVIEW_FRAME::Read_EXCELLON_File( const wxString& aFullFileName )
{
    wxString msg;
    int layerId = GetActiveLayer();      // current layer used in GerbView
    GERBER_FILE_IMAGE_LIST* images = GetGerberLayout()->GetImagesList();
    auto gerber_layer = images->GetGbrImage( layerId );
    auto drill_layer = dynamic_cast<EXCELLON_IMAGE*>( gerber_layer );

    if( gerber_layer && !drill_layer )
    {
        // The active layer contains old gerber data we have to clear
        Erase_Current_DrawLayer( false );
    }

    if( drill_layer == nullptr )
    {
        drill_layer = new EXCELLON_IMAGE( layerId );
        layerId = images->AddGbrImage( drill_layer, layerId );
    }

    if( layerId < 0 )
    {
        DisplayError( this, _( "No room to load file" ) );
        return false;
    }

    // Read the Excellon drill file:
    bool success = drill_layer->LoadFile( aFullFileName );

    if( !success )
    {
        msg.Printf( _( "File %s not found" ), GetChars( aFullFileName ) );
        DisplayError( this, msg );
        return false;
    }

    // Display errors list
    if( drill_layer->GetMessages().size() > 0 )
    {
        HTML_MESSAGE_BOX dlg( this, _( "Error reading EXCELLON drill file" ) );
        dlg.ListSet( drill_layer->GetMessages() );
        dlg.ShowModal();
    }

    if( success )
    {
        EDA_DRAW_PANEL_GAL* canvas = GetGalCanvas();

        if( canvas )
        {
            KIGFX::VIEW* view = canvas->GetView();

            for( GERBER_DRAW_ITEM* item = drill_layer->GetItemsList(); item; item = item->Next() )
            {
                view->Add( (KIGFX::VIEW_ITEM*) item );
            }
        }
    }

    return success;
}