gerbview_frame.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2018 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 1992-2024 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include <kiface_base.h>
#include <base_units.h>
#include <pgm_base.h>
#include <bitmaps.h>
#include <wildcards_and_files_ext.h>
#include <gal/graphics_abstraction_layer.h>
#include <gerbview_frame.h>
#include <gerbview_id.h>
#include <gerber_file_image.h>
#include <gerber_file_image_list.h>
#include <excellon_image.h>
#include <gerbview_draw_panel_gal.h>
#include <gerbview_settings.h>
#include <drawing_sheet/ds_proxy_view_item.h>
#include <lset.h>
#include <settings/settings_manager.h>
#include <tool/tool_manager.h>
#include <tool/action_toolbar.h>
#include <tool/tool_dispatcher.h>
#include <tool/common_control.h>
#include <tool/common_tools.h>
#include <tool/editor_conditions.h>
#include <tool/zoom_tool.h>
#include <tools/gerbview_actions.h>
#include <tools/gerbview_inspection_tool.h>
#include <tools/gerbview_selection.h>
#include <tools/gerbview_selection_tool.h>
#include <tools/gerbview_control.h>
#include <trigo.h>
#include <view/view.h>
#include <view/view_controls.h>
#include <base_screen.h>
#include <gerbview_painter.h>
#include <wx/wupdlock.h>
 
#include "widgets/gbr_layer_box_selector.h"
#include "widgets/gerbview_layer_widget.h"
#include "widgets/dcode_selection_box.h"
#include <dialog_draw_layers_settings.h>
#include <zoom_defines.h>
 
 
GERBVIEW_FRAME::GERBVIEW_FRAME( KIWAY* aKiway, wxWindow* aParent )
 : EDA_DRAW_FRAME( aKiway, aParent, FRAME_GERBER, wxT( "GerbView" ), wxDefaultPosition,
 wxDefaultSize, KICAD_DEFAULT_DRAWFRAME_STYLE, GERBVIEW_FRAME_NAME,
 gerbIUScale ),
 m_TextInfo( nullptr ),
 m_zipFileHistory( DEFAULT_FILE_HISTORY_SIZE, ID_GERBVIEW_ZIP_FILE1,
 ID_GERBVIEW_ZIP_FILE_LIST_CLEAR, _( "Clear Recent Zip Files" ) ),
 m_drillFileHistory( DEFAULT_FILE_HISTORY_SIZE, ID_GERBVIEW_DRILL_FILE1,
 ID_GERBVIEW_DRILL_FILE_LIST_CLEAR, _( "Clear Recent Drill Files" ) ),
 m_jobFileHistory( DEFAULT_FILE_HISTORY_SIZE, ID_GERBVIEW_JOB_FILE1,
 ID_GERBVIEW_JOB_FILE_LIST_CLEAR, _( "Clear Recent Job Files" ) ),
 m_activeLayer( 0 )
{
 m_maximizeByDefault = true;
 m_gerberLayout = nullptr;
 m_show_layer_manager_tools = true;
 m_showBorderAndTitleBlock = false; // true for reference drawings.
 m_SelLayerBox = nullptr;
 m_DCodeSelector = nullptr;
 m_SelComponentBox = nullptr;
 m_SelNetnameBox = nullptr;
 m_SelAperAttributesBox = nullptr;
 m_cmpText = nullptr;
 m_netText = nullptr;
 m_apertText = nullptr;
 m_dcodeText = nullptr;
 m_aboutTitle = _HKI( "KiCad Gerber Viewer" );
 
 SHAPE_POLY_SET dummy; // A ugly trick to force the linker to include
 // some methods in code and avoid link errors
 
 int fileHistorySize = Pgm().GetCommonSettings()->m_System.file_history_size;
 m_drillFileHistory.SetMaxFiles( fileHistorySize );
 m_zipFileHistory.SetMaxFiles( fileHistorySize );
 m_jobFileHistory.SetMaxFiles( fileHistorySize );
 
 auto* galCanvas = new GERBVIEW_DRAW_PANEL_GAL( this, -1, wxPoint( 0, 0 ), m_frameSize,
 GetGalDisplayOptions(),
 EDA_DRAW_PANEL_GAL::GAL_TYPE_NONE );
 
 SetCanvas( galCanvas );
 
 // GerbView requires draw priority for rendering negative objects
 galCanvas->GetView()->UseDrawPriority( true );
 
 // Give an icon
 wxIcon icon;
 wxIconBundle icon_bundle;
 
 icon.CopyFromBitmap( KiBitmap( BITMAPS::icon_gerbview, 48 ) );
 icon_bundle.AddIcon( icon );
 icon.CopyFromBitmap( KiBitmap( BITMAPS::icon_gerbview, 128 ) );
 icon_bundle.AddIcon( icon );
 icon.CopyFromBitmap( KiBitmap( BITMAPS::icon_gerbview, 256 ) );
 icon_bundle.AddIcon( icon );
 icon.CopyFromBitmap( KiBitmap( BITMAPS::icon_gerbview_32 ) );
 icon_bundle.AddIcon( icon );
 icon.CopyFromBitmap( KiBitmap( BITMAPS::icon_gerbview_16 ) );
 icon_bundle.AddIcon( icon );
 
 SetIcons( icon_bundle );
 
 // Be sure a page info is set. this default value will be overwritten later.
 PAGE_INFO pageInfo( wxT( "GERBER" ) );
 SetLayout( new GBR_LAYOUT() );
 SetPageSettings( pageInfo );
 
 SetVisibleLayers( LSET::AllLayersMask() ); // All draw layers visible.
 
 SetScreen( new BASE_SCREEN( GetPageSettings().GetSizeIU( gerbIUScale.IU_PER_MILS ) ) );
 
 // Create the PCB_LAYER_WIDGET *after* SetLayout():
 m_LayersManager = new GERBER_LAYER_WIDGET( this, GetCanvas() );
 
 // Update the minimum string length in the layer panel with the length of the last default layer
 wxString lyrName = GetImagesList()->GetDisplayName( GetImagesList()->ImagesMaxCount(),
 false, true );
 m_LayersManager->SetSmallestLayerString( lyrName );
 
 // LoadSettings() *after* creating m_LayersManager, because LoadSettings()
 // initialize parameters in m_LayersManager
 LoadSettings( config() );
 
 setupTools();
 setupUIConditions();
 ReCreateMenuBar();
 ReCreateHToolbar();
 ReCreateOptToolbar();
 ReCreateAuxiliaryToolbar();
 
 m_auimgr.SetManagedWindow( this );
 
 m_auimgr.AddPane( m_mainToolBar, EDA_PANE().HToolbar().Name( "MainToolbar" ).Top().Layer( 6 ) );
 m_auimgr.AddPane( m_auxiliaryToolBar, EDA_PANE().HToolbar().Name( "AuxToolbar" ).Top()
 .Layer(4) );
 m_auimgr.AddPane( m_messagePanel, EDA_PANE().Messages().Name( "MsgPanel" ).Bottom()
 .Layer( 6 ) );
 m_auimgr.AddPane( m_optionsToolBar, EDA_PANE().VToolbar().Name( "OptToolbar" ).Left()
 .Layer( 3 ) );
 m_auimgr.AddPane( m_LayersManager, EDA_PANE().Palette().Name( "LayersManager" ).Right()
 .Layer( 3 ).Caption( _( "Layers Manager" ) ).PaneBorder( false )
 .MinSize( 80, -1 ).BestSize( m_LayersManager->GetBestSize() ) );
 
 m_auimgr.AddPane( GetCanvas(), EDA_PANE().Canvas().Name( "DrawFrame" ).Center() );
 
 ReFillLayerWidget(); // this is near end because contents establish size
 m_auimgr.Update();
 
 SetActiveLayer( 0, true );
 GetToolManager()->PostAction( ACTIONS::zoomFitScreen );
 
 resolveCanvasType();
 
 SwitchCanvas( m_canvasType );
 
 setupUnits( config() );
 
 // Enable the axes to match legacy draw style
 auto& galOptions = GetGalDisplayOptions();
 galOptions.m_axesEnabled = true;
 galOptions.NotifyChanged();
 
 m_LayersManager->ReFill();
 m_LayersManager->ReFillRender(); // Update colors in Render after the config is read
 
 // Drag and drop
 // Note that all gerber files are aliased as GerberFileExtension
 m_acceptedExts.emplace( FILEEXT::GerberFileExtension, &GERBVIEW_ACTIONS::loadGerbFiles );
 m_acceptedExts.emplace( FILEEXT::ArchiveFileExtension, &GERBVIEW_ACTIONS::loadZipFile );
 m_acceptedExts.emplace( FILEEXT::DrillFileExtension, &GERBVIEW_ACTIONS::loadGerbFiles );
 DragAcceptFiles( true );
 
 GetToolManager()->RunAction( ACTIONS::zoomFitScreen );
 
 // Ensure the window is on top
 Raise();
 
 // Register a call to update the toolbar sizes. It can't be done immediately because
 // it seems to require some sizes calculated that aren't yet (at least on GTK).
 CallAfter( [this]()
 {
 // Ensure the controls on the toolbars all are correctly sized
 UpdateToolbarControlSizes();
 } );
}
 
 
GERBVIEW_FRAME::~GERBVIEW_FRAME()
{
 // Ensure m_canvasType is up to date, to save it in config
 m_canvasType = GetCanvas()->GetBackend();
 
 // Shutdown all running tools
 if( m_toolManager )
 m_toolManager->ShutdownAllTools();
 
 GetCanvas()->GetView()->Clear();
 
 GetGerberLayout()->GetImagesList()->DeleteAllImages();
 delete m_gerberLayout;
}
 
 
void GERBVIEW_FRAME::doCloseWindow()
{
 // No more vetos
 m_isClosing = true;
 GetCanvas()->StopDrawing();
 GetCanvas()->GetView()->Clear();
 
 if( m_toolManager )
 m_toolManager->DeactivateTool();
 
 // Be sure any OpenGL event cannot be fired after frame deletion:
 GetCanvas()->SetEvtHandlerEnabled( false );
 
 Destroy();
}
 
 
bool GERBVIEW_FRAME::OpenProjectFiles( const std::vector<wxString>& aFileSet, int aCtl )
{
 // Ensure the frame is shown when opening the file(s), to avoid issues (crash) on GAL
 // when trying to change the view if it is not fully initialized.
 // It happens when starting GerbView with a gerber job file to load
 if( !IsShownOnScreen() )
 Show();
 
 // The current project path is also a valid command parameter. Check if a single path
 // rather than a file name was passed to GerbView and use it as the initial MRU path.
 if( aFileSet.size() > 0 )
 {
 wxString path = aFileSet[0];
 
 // For some reason wxApp appears to leave the trailing double quote on quoted
 // parameters which are required for paths with spaces. Maybe this should be
 // pushed back into PGM_SINGLE_TOP::OnPgmInit() but that may cause other issues.
 // We can't buy a break!
 if( path.Last() == wxChar( '\"' ) )
 path.RemoveLast();
 
 if( !wxFileExists( path ) && wxDirExists( path ) )
 {
 m_mruPath = path;
 return true;
 }
 
 const unsigned limit = std::min( unsigned( aFileSet.size() ),
 unsigned( GERBER_DRAWLAYERS_COUNT ) );
 
 for( unsigned i = 0; i < limit; ++i )
 {
 wxString ext = wxFileName( aFileSet[i] ).GetExt().Lower();
 
 if( ext == FILEEXT::ArchiveFileExtension )
 LoadZipArchiveFile( aFileSet[i] );
 else if( ext == FILEEXT::GerberJobFileExtension )
 LoadGerberJobFile( aFileSet[i] );
 else
 {
 GERBER_ORDER_ENUM fnameLayer;
 wxString fnameExtensionMatched;
 
 GERBER_FILE_IMAGE_LIST::GetGerberLayerFromFilename( aFileSet[i], fnameLayer,
 fnameExtensionMatched );
 
 switch( fnameLayer )
 {
 case GERBER_ORDER_ENUM::GERBER_DRILL:
 LoadExcellonFiles( aFileSet[i] );
 break;
 case GERBER_ORDER_ENUM::GERBER_LAYER_UNKNOWN:
 LoadAutodetectedFiles( aFileSet[i] );
 break;
 default:
 LoadGerberFiles( aFileSet[i] );
 }
 }
 }
 }
 
 Zoom_Automatique( true ); // Zoom fit in frame
 
 return true;
}
 
 
GERBVIEW_SETTINGS* GERBVIEW_FRAME::gvconfig() const
{
 return dynamic_cast<GERBVIEW_SETTINGS*>( config() );
}
 
 
void GERBVIEW_FRAME::LoadSettings( APP_SETTINGS_BASE* aCfg )
{
 EDA_DRAW_FRAME::LoadSettings( aCfg );
 
 if( aCfg->m_Window.grid.grids.empty() )
 {
 aCfg->m_Window.grid.grids = { GRID{ wxEmptyString, wxS( "100 mil" ), wxS( "100 mil" ) },
 GRID{ wxEmptyString, wxS( "50 mil" ), wxS( "50 mil" ) },
 GRID{ wxEmptyString, wxS( "25 mil" ), wxS( "25 mil" ) },
 GRID{ wxEmptyString, wxS( "20 mil" ), wxS( "20 mil" ) },
 GRID{ wxEmptyString, wxS( "10 mil" ), wxS( "10 mil" ) },
 GRID{ wxEmptyString, wxS( "5 mil" ), wxS( "5 mil" ) },
 GRID{ wxEmptyString, wxS( "2.5 mil" ), wxS( "2.5 mil" ) },
 GRID{ wxEmptyString, wxS( "2 mil" ), wxS( "2 mil" ) },
 GRID{ wxEmptyString, wxS( "1 mil" ), wxS( "1 mil" ) },
 GRID{ wxEmptyString, wxS( "0.5 mil" ), wxS( "0.5 mil" ) },
 GRID{ wxEmptyString, wxS( "0.2 mil" ), wxS( "0.2 mil" ) },
 GRID{ wxEmptyString, wxS( "0.1 mil" ), wxS( "0.1 mil" ) },
 GRID{ wxEmptyString, wxS( "5.0 mm" ), wxS( "5.0 mm" ) },
 GRID{ wxEmptyString, wxS( "1.5 mm" ), wxS( "2.5 mm" ) },
 GRID{ wxEmptyString, wxS( "1.0 mm" ), wxS( "1.0 mm" ) },
 GRID{ wxEmptyString, wxS( "0.5 mm" ), wxS( "0.5 mm" ) },
 GRID{ wxEmptyString, wxS( "0.25 mm" ), wxS( "0.25 mm" ) },
 GRID{ wxEmptyString, wxS( "0.2 mm" ), wxS( "0.2 mm" ) },
 GRID{ wxEmptyString, wxS( "0.1 mm" ), wxS( "0.1 mm" ) },
 GRID{ wxEmptyString, wxS( "0.05 mm" ), wxS( "0.0 mm" ) },
 GRID{ wxEmptyString, wxS( "0.025 mm" ), wxS( "0.0 mm" ) },
 GRID{ wxEmptyString, wxS( "0.01 mm" ), wxS( "0.0 mm" ) } };
 }
 
 if( aCfg->m_Window.zoom_factors.empty() )
 {
 aCfg->m_Window.zoom_factors = { ZOOM_LIST_GERBVIEW };
 }
 
 GERBVIEW_SETTINGS* cfg = dynamic_cast<GERBVIEW_SETTINGS*>( aCfg );
 wxCHECK( cfg, /*void*/ );
 
 SetElementVisibility( LAYER_GERBVIEW_DRAWINGSHEET,
 cfg->m_Appearance.show_border_and_titleblock );
 SetElementVisibility( LAYER_GERBVIEW_PAGE_LIMITS,
 cfg->m_Display.m_DisplayPageLimits );
 
 PAGE_INFO pageInfo( wxT( "GERBER" ) );
 pageInfo.SetType( cfg->m_Appearance.page_type );
 SetPageSettings( pageInfo );
 
 SetElementVisibility( LAYER_DCODES, cfg->m_Appearance.show_dcodes );
 SetElementVisibility( LAYER_NEGATIVE_OBJECTS, cfg->m_Appearance.show_negative_objects );
 
 m_drillFileHistory.Load( cfg->m_DrillFileHistory );
 m_zipFileHistory.Load( cfg->m_ZipFileHistory );
 m_jobFileHistory.Load( cfg->m_JobFileHistory );
}
 
 
void GERBVIEW_FRAME::SaveSettings( APP_SETTINGS_BASE* aCfg )
{
 EDA_DRAW_FRAME::SaveSettings( aCfg );
 
 GERBVIEW_SETTINGS* cfg = dynamic_cast<GERBVIEW_SETTINGS*>( aCfg );
 wxCHECK( cfg, /*void*/ );
 
 cfg->m_Appearance.page_type = GetPageSettings().GetType();
 
 m_drillFileHistory.Save( &cfg->m_DrillFileHistory );
 m_zipFileHistory.Save( &cfg->m_ZipFileHistory );
 m_jobFileHistory.Save( &cfg->m_JobFileHistory );
 
 COLOR_SETTINGS* cs = Pgm().GetSettingsManager().GetColorSettings();
 Pgm().GetSettingsManager().SaveColorSettings( cs, "gerbview" );
}
 
 
COLOR_SETTINGS* GERBVIEW_FRAME::GetColorSettings( bool aForceRefresh ) const
{
 SETTINGS_MANAGER& mgr = Pgm().GetSettingsManager();
 GERBVIEW_SETTINGS* cfg = mgr.GetAppSettings<GERBVIEW_SETTINGS>();
 wxString currentTheme = cfg->m_ColorTheme;
 return mgr.GetColorSettings( currentTheme );
}
 
 
void GERBVIEW_FRAME::ReFillLayerWidget()
{
 wxWindowUpdateLocker no_update( m_LayersManager );
 
 m_LayersManager->ReFill();
 m_SelLayerBox->Resync();
 ReCreateAuxiliaryToolbar();
 
 wxAuiPaneInfo& lyrs = m_auimgr.GetPane( m_LayersManager );
 wxSize bestz = m_LayersManager->GetBestSize();
 bestz.x += 5; // gives a little margin
 
 lyrs.MinSize( bestz );
 lyrs.BestSize( bestz );
 lyrs.FloatingSize( bestz );
 
 if( lyrs.IsDocked() )
 m_auimgr.Update();
 else
 m_LayersManager->SetSize( bestz );
 
 syncLayerWidget();
}
 
 
void GERBVIEW_FRAME::SetElementVisibility( int aLayerID, bool aNewState )
{
 KIGFX::VIEW* view = GetCanvas()->GetView();
 
 switch( aLayerID )
 {
 case LAYER_DCODES:
 gvconfig()->m_Appearance.show_dcodes = aNewState;
 
 for( int i = 0; i < GERBER_DRAWLAYERS_COUNT; i++ )
 {
 int layer = GERBER_DRAW_LAYER( i );
 int dcode_layer = GERBER_DCODE_LAYER( layer );
 view->SetLayerVisible( dcode_layer, aNewState && view->IsLayerVisible( layer ) );
 }
 
 break;
 
 case LAYER_NEGATIVE_OBJECTS:
 {
 gvconfig()->m_Appearance.show_negative_objects = aNewState;
 
 view->UpdateAllItemsConditionally( KIGFX::REPAINT,
 []( KIGFX::VIEW_ITEM* aItem )
 {
 GERBER_DRAW_ITEM* item = dynamic_cast<GERBER_DRAW_ITEM*>( aItem );
 
 // GetLayerPolarity() returns true for negative items
 return ( item && item->GetLayerPolarity() );
 } );
 
 break;
 }
 
 case LAYER_GERBVIEW_DRAWINGSHEET:
 gvconfig()->m_Appearance.show_border_and_titleblock = aNewState;
 
 m_showBorderAndTitleBlock = gvconfig()->m_Appearance.show_border_and_titleblock;
 
 // NOTE: LAYER_DRAWINGSHEET always used for visibility, but the layer manager passes
 // LAYER_GERBVIEW_DRAWINGSHEET because of independent color control
 GetCanvas()->GetView()->SetLayerVisible( LAYER_DRAWINGSHEET, aNewState );
 break;
 
 case LAYER_GERBVIEW_GRID:
 SetGridVisibility( aNewState );
 break;
 
 case LAYER_GERBVIEW_PAGE_LIMITS:
 gvconfig()->m_Display.m_DisplayPageLimits = aNewState;
 SetPageSettings( GetPageSettings() );
 break;
 
 default:
 wxFAIL_MSG( wxString::Format( wxT( "GERBVIEW_FRAME::SetElementVisibility(): bad arg %d" ),
 aLayerID ) );
 }
 
 ApplyDisplaySettingsToGAL();
 m_LayersManager->SetRenderState( aLayerID, aNewState );
}
 
 
void GERBVIEW_FRAME::ApplyDisplaySettingsToGAL()
{
 auto painter = static_cast<KIGFX::GERBVIEW_PAINTER*>( GetCanvas()->GetView()->GetPainter() );
 KIGFX::GERBVIEW_RENDER_SETTINGS* settings = painter->GetSettings();
 settings->SetHighContrast( gvconfig()->m_Display.m_HighContrastMode );
 settings->LoadColors( GetColorSettings() );
 
 GetCanvas()->GetView()->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
}
 
 
int GERBVIEW_FRAME::getNextAvailableLayer() const
{
 for( int i = 0; i < (int) ImagesMaxCount(); ++i )
 {
 const GERBER_FILE_IMAGE* gerber = GetGbrImage( i );
 
 if( gerber == nullptr ) // this graphic layer is available: use it
 return i;
 }
 
 return NO_AVAILABLE_LAYERS;
}
 
 
void GERBVIEW_FRAME::syncLayerWidget()
{
 m_LayersManager->SelectLayer( GetActiveLayer() );
}
 
 
void GERBVIEW_FRAME::syncLayerBox( bool aRebuildLayerBox )
{
 if( aRebuildLayerBox )
 m_SelLayerBox->Resync();
 
 m_SelLayerBox->SetSelection( GetActiveLayer() );
 
 int dcodeSelected = -1;
 GERBER_FILE_IMAGE* gerber = GetGbrImage( GetActiveLayer() );
 
 if( gerber )
 dcodeSelected = gerber->m_Selected_Tool;
 
 if( m_DCodeSelector )
 {
 updateDCodeSelectBox();
 m_DCodeSelector->SetDCodeSelection( dcodeSelected );
 m_DCodeSelector->Enable( gerber != nullptr );
 }
}
 
 
void GERBVIEW_FRAME::SortLayersByFileExtension()
{
 RemapLayers( GetImagesList()->SortImagesByFileExtension() );
}
 
 
void GERBVIEW_FRAME::SortLayersByX2Attributes()
{
 RemapLayers( GetImagesList()->SortImagesByZOrder() );
}
 
 
void GERBVIEW_FRAME::RemapLayers( const std::unordered_map<int, int>& remapping )
{
 // Save the visibility of each existing gerber layer, in order to be able
 // to restore this visibility after layer reorder.
 // Note: the visibility of other objects (D_CODE, negative objects ... )
 // must be not modified
 for( int currlayer = GERBER_DRAWLAYERS_COUNT-1; currlayer >= 0; --currlayer )
 {
 GERBER_FILE_IMAGE* gerber = GetImagesList()->GetGbrImage( currlayer );
 
 if( gerber )
 {
 if( IsLayerVisible( currlayer ) )
 gerber->SetFlags( CANDIDATE );
 else
 gerber->ClearFlags( CANDIDATE );
 }
 
 }
 
 std::unordered_map<int, int> view_remapping;
 
 for( const std::pair<const int, int>& entry : remapping )
 {
 view_remapping[ GERBER_DRAW_LAYER( entry.first ) ] = GERBER_DRAW_LAYER( entry.second );
 view_remapping[ GERBER_DCODE_LAYER( entry.first ) ] = GERBER_DCODE_LAYER( entry.second );
 }
 
 GetCanvas()->GetView()->ReorderLayerData( view_remapping );
 
 // Restore visibility of gerber layers
 LSET newVisibility = GetVisibleLayers();
 
 for( int currlayer = GERBER_DRAWLAYERS_COUNT-1; currlayer >= 0; --currlayer )
 {
 GERBER_FILE_IMAGE* gerber = GetImagesList()->GetGbrImage( currlayer );
 
 if( gerber )
 {
 if( gerber->HasFlag( CANDIDATE ) )
 newVisibility.set( currlayer );
 else
 newVisibility.set( currlayer, false );
 
 gerber->ClearFlags( CANDIDATE );
 }
 }
 
 SetVisibleLayers( newVisibility );
 
 ReFillLayerWidget();
 syncLayerBox( true );
 
 // Reordering draw layers need updating the view items
 GetCanvas()->GetView()->RecacheAllItems();
 GetCanvas()->GetView()->MarkDirty();
 GetCanvas()->GetView()->UpdateAllItems( KIGFX::ALL );
 
 GetCanvas()->Refresh();
}
 
 
void GERBVIEW_FRAME::SetLayerDrawPrms()
{
 // Adjust draw params: draw offset and draw rotation for a gerber file image
 GERBER_FILE_IMAGE* gerber = GetGbrImage( GetActiveLayer() );
 
 if( !gerber )
 return;
 
 DIALOG_DRAW_LAYERS_SETTINGS dlg( this );
 
 if( dlg.ShowModal() != wxID_OK )
 return;
 
 KIGFX::VIEW* view = GetCanvas()->GetView();
 
 view->RecacheAllItems();
 view->MarkDirty();
 view->UpdateAllItems( KIGFX::ALL );
 
 GetCanvas()->Refresh();
}
 
 
void GERBVIEW_FRAME::UpdateXORLayers()
{
 auto target = GetCanvas()->GetBackend() == GERBVIEW_DRAW_PANEL_GAL::GAL_TYPE_OPENGL
 ? KIGFX::TARGET_CACHED
 : KIGFX::TARGET_NONCACHED;
 KIGFX::VIEW* view = GetCanvas()->GetView();
 
 int lastVisibleLayer = -1;
 
 for( int i = 0; i < GERBER_DRAWLAYERS_COUNT; i++ )
 {
 view->SetLayerDiff( GERBER_DRAW_LAYER( i ), gvconfig()->m_Display.m_XORMode );
 
 // Caching doesn't work with layered rendering of XOR'd layers
 if( gvconfig()->m_Display.m_XORMode )
 view->SetLayerTarget( GERBER_DRAW_LAYER( i ), KIGFX::TARGET_NONCACHED );
 else
 view->SetLayerTarget( GERBER_DRAW_LAYER( i ), target );
 
 // We want the last visible layer, but deprioritize the active layer unless it's the
 // only layer
 if( ( lastVisibleLayer == -1 )
 || ( view->IsLayerVisible( GERBER_DRAW_LAYER( i ) ) && i != GetActiveLayer() ) )
 {
 lastVisibleLayer = i;
 }
 }
 
 //We don't want to diff the last visible layer onto the background, etc.
 if( lastVisibleLayer != -1 )
 {
 view->SetLayerTarget( GERBER_DRAW_LAYER( lastVisibleLayer ), target );
 view->SetLayerDiff( GERBER_DRAW_LAYER( lastVisibleLayer ), false );
 }
 
 view->RecacheAllItems();
 view->MarkDirty();
 view->UpdateAllItems( KIGFX::ALL );
}
 
 
void GERBVIEW_FRAME::UpdateTitleAndInfo()
{
 GERBER_FILE_IMAGE* gerber = GetGbrImage( GetActiveLayer() );
 
 // Display the gerber filename
 if( gerber == nullptr )
 {
 SetTitle( _("Gerber Viewer") );
 
 SetStatusText( wxEmptyString, 0 );
 
 wxString info;
 info.Printf( _( "Drawing layer not in use" ) );
 m_TextInfo->SetValue( info );
 
 if( KIUI::EnsureTextCtrlWidth( m_TextInfo, &info ) ) // Resized
 m_auimgr.Update();
 
 ClearMsgPanel();
 return;
 }
 else
 {
 wxString title;
 wxFileName filename( gerber->m_FileName );
 
 title = filename.GetFullName();
 
 if( gerber->m_IsX2_file )
 title += wxS( " " ) + _( "(with X2 attributes)" );
 
 title += wxT( " \u2014 " ) + _( "Gerber Viewer" );
 SetTitle( title );
 
 gerber->DisplayImageInfo( this );
 
 // Display Image Name and Layer Name (from the current gerber data):
 wxString status;
 status.Printf( _( "Image name: \"%s\" Layer name: \"%s\"" ),
 gerber->m_ImageName,
 gerber->GetLayerParams().m_LayerName );
 SetStatusText( status, 0 );
 
 // Display data format like fmt in X3.4Y3.4 no LZ or fmt mm X2.3 Y3.5 no TZ in main toolbar
 wxString info;
 info.Printf( wxT( "fmt: %s X%d.%d Y%d.%d no %cZ" ),
 gerber->m_GerbMetric ? wxT( "mm" ) : wxT( "in" ),
 gerber->m_FmtLen.x - gerber->m_FmtScale.x,
 gerber->m_FmtScale.x,
 gerber->m_FmtLen.y - gerber->m_FmtScale.y,
 gerber->m_FmtScale.y,
 gerber->m_NoTrailingZeros ? 'T' : 'L' );
 
 if( gerber->m_IsX2_file )
 info << wxT(" ") << _( "X2 attr" );
 
 m_TextInfo->SetValue( info );
 
 if( KIUI::EnsureTextCtrlWidth( m_TextInfo, &info ) ) // Resized
 m_auimgr.Update();
 }
}
 
 
bool GERBVIEW_FRAME::IsElementVisible( int aLayerID ) const
{
 switch( aLayerID )
 {
 case LAYER_DCODES: return gvconfig()->m_Appearance.show_dcodes;
 case LAYER_NEGATIVE_OBJECTS: return gvconfig()->m_Appearance.show_negative_objects;
 case LAYER_GERBVIEW_GRID: return IsGridVisible();
 case LAYER_GERBVIEW_DRAWINGSHEET: return gvconfig()->m_Appearance.show_border_and_titleblock;
 case LAYER_GERBVIEW_PAGE_LIMITS: return gvconfig()->m_Display.m_DisplayPageLimits;
 case LAYER_GERBVIEW_BACKGROUND: return true;
 
 default:
 wxFAIL_MSG( wxString::Format( wxT( "GERBVIEW_FRAME::IsElementVisible(): bad arg %d" ),
 aLayerID ) );
 }
 
 return true;
}
 
 
LSET GERBVIEW_FRAME::GetVisibleLayers() const
{
 LSET visible = LSET::AllLayersMask();
 
 if( GetCanvas() )
 {
 for( int i = 0; i < GERBER_DRAWLAYERS_COUNT; i++ )
 visible[i] = GetCanvas()->GetView()->IsLayerVisible( GERBER_DRAW_LAYER( i ) );
 }
 
 return visible;
}
 
 
void GERBVIEW_FRAME::SetVisibleLayers( LSET aLayerMask )
{
 if( GetCanvas() )
 {
 for( int i = 0; i < GERBER_DRAWLAYERS_COUNT; i++ )
 {
 bool v = aLayerMask[i];
 int layer = GERBER_DRAW_LAYER( i );
 GetCanvas()->GetView()->SetLayerVisible( layer, v );
 GetCanvas()->GetView()->SetLayerVisible( GERBER_DCODE_LAYER( layer ),
 gvconfig()->m_Appearance.show_dcodes && v );
 }
 }
}
 
 
bool GERBVIEW_FRAME::IsLayerVisible( int aLayer ) const
{
 return m_LayersManager->IsLayerVisible( aLayer );
}
 
 
COLOR4D GERBVIEW_FRAME::GetVisibleElementColor( int aLayerID )
{
 COLOR4D color = COLOR4D::UNSPECIFIED;
 COLOR_SETTINGS* settings = GetColorSettings();
 
 switch( aLayerID )
 {
 case LAYER_NEGATIVE_OBJECTS:
 case LAYER_DCODES:
 case LAYER_GERBVIEW_DRAWINGSHEET:
 case LAYER_GERBVIEW_PAGE_LIMITS:
 case LAYER_GERBVIEW_BACKGROUND:
 color = settings->GetColor( aLayerID );
 break;
 
 case LAYER_GERBVIEW_GRID:
 color = GetGridColor();
 break;
 
 default:
 wxFAIL_MSG( wxString::Format( wxT( "GERBVIEW_FRAME::GetVisibleElementColor(): bad arg %d" ),
 aLayerID ) );
 }
 
 return color;
}
 
 
void GERBVIEW_FRAME::SetGridVisibility( bool aVisible )
{
 EDA_DRAW_FRAME::SetGridVisibility( aVisible );
 m_LayersManager->SetRenderState( LAYER_GERBVIEW_GRID, aVisible );
}
 
 
void GERBVIEW_FRAME::SetVisibleElementColor( int aLayerID, const COLOR4D& aColor )
{
 COLOR_SETTINGS* settings = GetColorSettings();
 
 settings->SetColor( aLayerID, aColor );
 
 switch( aLayerID )
 {
 case LAYER_GERBVIEW_DRAWINGSHEET:
 case LAYER_GERBVIEW_PAGE_LIMITS:
 SetPageSettings( GetPageSettings() );
 break;
 
 case LAYER_GERBVIEW_GRID:
 SetGridColor( aColor );
 break;
 
 case LAYER_GERBVIEW_BACKGROUND:
 SetDrawBgColor( aColor );
 break;
 
 default:
 break;
 }
}
 
 
COLOR4D GERBVIEW_FRAME::GetLayerColor( int aLayer ) const
{
 return GetColorSettings()->GetColor( aLayer );
}
 
 
void GERBVIEW_FRAME::SetLayerColor( int aLayer, const COLOR4D& aColor )
{
 GetColorSettings()->SetColor( aLayer, aColor );
 ApplyDisplaySettingsToGAL();
}
 
 
void GERBVIEW_FRAME::SetActiveLayer( int aLayer, bool doLayerWidgetUpdate )
{
 m_activeLayer = aLayer;
 
 if( gvconfig()->m_Display.m_XORMode )
 UpdateXORLayers();
 
 if( doLayerWidgetUpdate )
 {
 m_LayersManager->SelectLayer( aLayer );
 m_LayersManager->OnLayerSelected();
 }
 
 UpdateTitleAndInfo();
 
 m_toolManager->PostAction( GERBVIEW_ACTIONS::layerChanged ); // notify other tools
 GetCanvas()->SetFocus(); // otherwise hotkeys are stuck somewhere
 
 GetCanvas()->SetHighContrastLayer( GERBER_DRAW_LAYER( aLayer ) );
 GetCanvas()->Refresh();
}
 
 
void GERBVIEW_FRAME::SetPageSettings( const PAGE_INFO& aPageSettings )
{
 m_paper = aPageSettings;
 
 if( GetScreen() )
 GetScreen()->InitDataPoints( aPageSettings.GetSizeIU( gerbIUScale.IU_PER_MILS ) );
 
 GERBVIEW_DRAW_PANEL_GAL* drawPanel = static_cast<GERBVIEW_DRAW_PANEL_GAL*>( GetCanvas() );
 
 // Prepare drawing-sheet template
 DS_PROXY_VIEW_ITEM* drawingSheet = new DS_PROXY_VIEW_ITEM( gerbIUScale, &GetPageSettings(),
 &Prj(), &GetTitleBlock(), nullptr );
 
 if( GetScreen() )
 {
 drawingSheet->SetPageNumber( "1" );
 drawingSheet->SetSheetCount( 1 );
 }
 
 drawingSheet->SetColorLayer( LAYER_GERBVIEW_DRAWINGSHEET );
 drawingSheet->SetPageBorderColorLayer( LAYER_GERBVIEW_PAGE_LIMITS );
 
 // Draw panel takes ownership of the drawing-sheet
 drawPanel->SetDrawingSheet( drawingSheet );
}
 
 
const PAGE_INFO& GERBVIEW_FRAME::GetPageSettings() const
{
 return m_paper;
}
 
 
const VECTOR2I GERBVIEW_FRAME::GetPageSizeIU() const
{
 // this function is only needed because EDA_DRAW_FRAME is not compiled
 // with either -DPCBNEW or -DEESCHEMA, so the virtual is used to route
 // into an application specific source file.
 return GetPageSettings().GetSizeIU( gerbIUScale.IU_PER_MILS );
}
 
 
const TITLE_BLOCK& GERBVIEW_FRAME::GetTitleBlock() const
{
 wxASSERT( m_gerberLayout );
 return m_gerberLayout->GetTitleBlock();
}
 
 
void GERBVIEW_FRAME::SetTitleBlock( const TITLE_BLOCK& aTitleBlock )
{
 wxASSERT( m_gerberLayout );
 m_gerberLayout->SetTitleBlock( aTitleBlock );
}
 
 
COLOR4D GERBVIEW_FRAME::GetGridColor()
{
 return GetColorSettings()->GetColor( LAYER_GERBVIEW_GRID );
}
 
 
void GERBVIEW_FRAME::SetGridColor( const COLOR4D& aColor )
{
 GetColorSettings()->SetColor( LAYER_GERBVIEW_GRID, aColor );
 GetCanvas()->GetGAL()->SetGridColor( aColor );
 m_gridColor = aColor;
}
 
 
void GERBVIEW_FRAME::DisplayGridMsg()
{
 VECTOR2D gridSize = GetCanvas()->GetGAL()->GetGridSize();
 wxString line;
 
 line.Printf( wxT( "grid X %s Y %s" ),
 MessageTextFromValue( gridSize.x, false ),
 MessageTextFromValue( gridSize.y, false ) );
 
 SetStatusText( line, 4 );
 SetStatusText( line, 4 );
}
 
 
void GERBVIEW_FRAME::UpdateStatusBar()
{
 EDA_DRAW_FRAME::UpdateStatusBar();
 
 if( !GetScreen() )
 return;
 
 wxString line;
 VECTOR2D cursorPos = GetCanvas()->GetViewControls()->GetCursorPosition();
 
 if( GetShowPolarCoords() ) // display relative polar coordinates
 {
 VECTOR2D v = cursorPos - GetScreen()->m_LocalOrigin;
 EDA_ANGLE theta( VECTOR2D( v.x, -v.y ) );
 double ro = hypot( v.x, v.y );
 
 line.Printf( wxT( "r %s theta %s" ),
 MessageTextFromValue( ro, false ),
 MessageTextFromValue( theta, false ) );
 
 SetStatusText( line, 3 );
 }
 
 // Display absolute coordinates:
 line.Printf( wxT( "X %s Y %s" ),
 MessageTextFromValue( cursorPos.x, false ),
 MessageTextFromValue( cursorPos.y, false ) );
 SetStatusText( line, 2 );
 
 if( !GetShowPolarCoords() )
 {
 // Display relative cartesian coordinates:
 double dXpos = cursorPos.x - GetScreen()->m_LocalOrigin.x;
 double dYpos = cursorPos.y - GetScreen()->m_LocalOrigin.y;
 
 line.Printf( wxT( "dx %s dy %s dist %s" ),
 MessageTextFromValue( dXpos, false ),
 MessageTextFromValue( dYpos,false ),
 MessageTextFromValue( hypot( dXpos, dYpos ), false ) );
 SetStatusText( line, 3 );
 }
 
 DisplayGridMsg();
}
 
 
GERBER_FILE_IMAGE* GERBVIEW_FRAME::GetGbrImage( int aIdx ) const
{
 return m_gerberLayout->GetImagesList()->GetGbrImage( aIdx );
}
 
 
unsigned GERBVIEW_FRAME::ImagesMaxCount() const
{
 return m_gerberLayout->GetImagesList()->ImagesMaxCount();
}
 
 
void GERBVIEW_FRAME::unitsChangeRefresh()
{
 // Called on units change (see EDA_DRAW_FRAME)
 EDA_DRAW_FRAME::unitsChangeRefresh();
 updateDCodeSelectBox();
 UpdateGridSelectBox();
}
 
 
void GERBVIEW_FRAME::ActivateGalCanvas()
{
 EDA_DRAW_FRAME::ActivateGalCanvas();
 
 EDA_DRAW_PANEL_GAL* galCanvas = GetCanvas();
 
 if( m_toolManager )
 {
 m_toolManager->SetEnvironment( m_gerberLayout, GetCanvas()->GetView(),
 GetCanvas()->GetViewControls(), config(), this );
 m_toolManager->ResetTools( TOOL_BASE::GAL_SWITCH );
 }
 
 galCanvas->GetGAL()->SetGridColor( GetLayerColor( LAYER_GERBVIEW_GRID ) );
 
 SetPageSettings( GetPageSettings() );
 
 galCanvas->GetView()->RecacheAllItems();
 galCanvas->SetEventDispatcher( m_toolDispatcher );
 galCanvas->StartDrawing();
 
 m_LayersManager->ReFill();
 m_LayersManager->ReFillRender();
 
 ReCreateOptToolbar();
 ReCreateMenuBar();
}
 
 
void GERBVIEW_FRAME::setupTools()
{
 // Create the manager and dispatcher & route draw panel events to the dispatcher
 m_toolManager = new TOOL_MANAGER;
 m_toolManager->SetEnvironment( m_gerberLayout, GetCanvas()->GetView(),
 GetCanvas()->GetViewControls(), config(), this );
 m_actions = new GERBVIEW_ACTIONS();
 m_toolDispatcher = new TOOL_DISPATCHER( m_toolManager );
 
 // Register tools
 m_toolManager->RegisterTool( new COMMON_CONTROL );
 m_toolManager->RegisterTool( new COMMON_TOOLS );
 m_toolManager->RegisterTool( new GERBVIEW_SELECTION_TOOL );
 m_toolManager->RegisterTool( new GERBVIEW_CONTROL );
 m_toolManager->RegisterTool( new GERBVIEW_INSPECTION_TOOL );
 m_toolManager->RegisterTool( new ZOOM_TOOL );
 m_toolManager->InitTools();
 
 // Run the selection tool, it is supposed to be always active
 m_toolManager->InvokeTool( "gerbview.InteractiveSelection" );
}
 
 
void GERBVIEW_FRAME::setupUIConditions()
{
 EDA_DRAW_FRAME::setupUIConditions();
 
 ACTION_MANAGER* mgr = m_toolManager->GetActionManager();
 EDITOR_CONDITIONS cond( this );
 
 wxASSERT( mgr );
 
#define ENABLE( x ) ACTION_CONDITIONS().Enable( x )
#define CHECK( x ) ACTION_CONDITIONS().Check( x )
 
 mgr->SetConditions( ACTIONS::zoomTool, CHECK( cond.CurrentTool( ACTIONS::zoomTool ) ) );
 mgr->SetConditions( ACTIONS::selectionTool, CHECK( cond.CurrentTool( ACTIONS::selectionTool ) ) );
 mgr->SetConditions( ACTIONS::measureTool, CHECK( cond.CurrentTool( ACTIONS::measureTool ) ) );
 
 mgr->SetConditions( ACTIONS::toggleGrid, CHECK( cond.GridVisible() ) );
 mgr->SetConditions( ACTIONS::togglePolarCoords, CHECK( cond.PolarCoordinates() ) );
 mgr->SetConditions( ACTIONS::toggleCursorStyle, CHECK( cond.FullscreenCursor() ) );
 
 mgr->SetConditions( ACTIONS::millimetersUnits, CHECK( cond.Units( EDA_UNITS::MILLIMETRES ) ) );
 mgr->SetConditions( ACTIONS::inchesUnits, CHECK( cond.Units( EDA_UNITS::INCHES ) ) );
 mgr->SetConditions( ACTIONS::milsUnits, CHECK( cond.Units( EDA_UNITS::MILS ) ) );
 
 auto flashedDisplayOutlinesCond =
 [this] ( const SELECTION& )
 {
 return !gvconfig()->m_Display.m_DisplayFlashedItemsFill;
 };
 
 auto linesFillCond =
 [this] ( const SELECTION& )
 {
 return !gvconfig()->m_Display.m_DisplayLinesFill;
 };
 
 auto polygonsFilledCond =
 [this] ( const SELECTION& )
 {
 return !gvconfig()->m_Display.m_DisplayPolygonsFill;
 };
 
 auto negativeObjectsCond =
 [this] ( const SELECTION& )
 {
 return gvconfig()->m_Appearance.show_negative_objects;
 };
 
 auto dcodeCond =
 [this] ( const SELECTION& )
 {
 return gvconfig()->m_Appearance.show_dcodes;
 };
 
 auto forceOpacityModeCond =
 [this] ( const SELECTION& )
 {
 return gvconfig()->m_Display.m_ForceOpacityMode;
 };
 
 auto xorModeCond =
 [this] ( const SELECTION& )
 {
 return gvconfig()->m_Display.m_XORMode;
 };
 
 auto highContrastModeCond =
 [this] ( const SELECTION& )
 {
 return gvconfig()->m_Display.m_HighContrastMode;
 };
 
 auto flipGerberCond =
 [this] ( const SELECTION& )
 {
 return gvconfig()->m_Display.m_FlipGerberView;
 };
 
 auto layersManagerShownCondition =
 [this] ( const SELECTION& aSel )
 {
 return m_show_layer_manager_tools;
 };
 
 mgr->SetConditions( GERBVIEW_ACTIONS::flashedDisplayOutlines, CHECK( flashedDisplayOutlinesCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::linesDisplayOutlines, CHECK( linesFillCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::polygonsDisplayOutlines, CHECK( polygonsFilledCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::negativeObjectDisplay, CHECK( negativeObjectsCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::dcodeDisplay, CHECK( dcodeCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::toggleForceOpacityMode, CHECK( forceOpacityModeCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::toggleXORMode, CHECK( xorModeCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::flipGerberView, CHECK( flipGerberCond ) );
 mgr->SetConditions( ACTIONS::highContrastMode, CHECK( highContrastModeCond ) );
 mgr->SetConditions( GERBVIEW_ACTIONS::toggleLayerManager, CHECK( layersManagerShownCondition ) );
 
#undef CHECK
#undef ENABLE
}
 
 
void GERBVIEW_FRAME::CommonSettingsChanged( bool aEnvVarsChanged, bool aTextVarsChanged )
{
 EDA_DRAW_FRAME::CommonSettingsChanged( aEnvVarsChanged, aTextVarsChanged );
 
 // Update gal display options like cursor shape, grid options:
 GERBVIEW_SETTINGS* cfg = Pgm().GetSettingsManager().GetAppSettings<GERBVIEW_SETTINGS>();
 GetGalDisplayOptions().ReadWindowSettings( cfg->m_Window );
 
 SetPageSettings( PAGE_INFO( gvconfig()->m_Appearance.page_type ) );
 
 UpdateXORLayers();
 
 SetElementVisibility( LAYER_DCODES, gvconfig()->m_Appearance.show_dcodes );
 
 GetCanvas()->GetView()->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
 GetCanvas()->GetView()->UpdateAllItems( KIGFX::REPAINT );
 GetCanvas()->ForceRefresh();
 
 RecreateToolbars();
 ReFillLayerWidget(); // Update the layers list
 m_LayersManager->ReFillRender(); // Update colors in Render after the config is read
 
 Layout();
 SendSizeEvent();
}
 
 
SELECTION& GERBVIEW_FRAME::GetCurrentSelection()
{
 return m_toolManager->GetTool<GERBVIEW_SELECTION_TOOL>()->GetSelection();
}
 
 
void GERBVIEW_FRAME::ToggleLayerManager()
{
 m_show_layer_manager_tools = !m_show_layer_manager_tools;
 
 // show/hide auxiliary Vertical layers and visibility manager toolbar
 m_auimgr.GetPane( "LayersManager" ).Show( m_show_layer_manager_tools );
 m_auimgr.Update();
}