KiCad PCB EDA Suite
pcb_draw_panel_gal.cpp
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1 /*
2  * This program source code file is part of KiCad, a free EDA CAD application.
3  *
4  * Copyright (C) 2014-2017 CERN
5  * @author Maciej Suminski <maciej.suminski@cern.ch>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15  * GNU General Public License for more details.
16  *
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18  * along with this program; if not, you may find one here:
19  * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
20  * or you may search the http://www.gnu.org website for the version 2 license,
21  * or you may write to the Free Software Foundation, Inc.,
22  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
23  */
24 
25 #include "pcb_draw_panel_gal.h"
26 #include <pcb_view.h>
27 #include <view/wx_view_controls.h>
28 #include <pcb_painter.h>
29 #include <ws_proxy_view_item.h>
30 #include <ratsnest_viewitem.h>
31 #include <ratsnest_data.h>
33 
34 #include <colors_design_settings.h>
35 #include <class_board.h>
36 #include <class_module.h>
37 #include <class_track.h>
38 #include <class_marker_pcb.h>
39 #include <pcb_base_frame.h>
40 #include <confirm.h>
41 
43 
44 #include <functional>
45 #include <thread>
46 using namespace std::placeholders;
47 
49 {
52  LAYER_DRC,
55 
58 
63 
66 
97 
100 
103 };
104 
105 
106 PCB_DRAW_PANEL_GAL::PCB_DRAW_PANEL_GAL( wxWindow* aParentWindow, wxWindowID aWindowId,
107  const wxPoint& aPosition, const wxSize& aSize,
108  KIGFX::GAL_DISPLAY_OPTIONS& aOptions, GAL_TYPE aGalType ) :
109  EDA_DRAW_PANEL_GAL( aParentWindow, aWindowId, aPosition, aSize, aOptions, aGalType )
110 {
111  m_view = new KIGFX::PCB_VIEW( true );
112  m_view->SetGAL( m_gal );
113 
114  m_painter.reset( new KIGFX::PCB_PAINTER( m_gal ) );
115  m_view->SetPainter( m_painter.get() );
116 
119 
120  // View controls is the first in the event handler chain, so the Tool Framework operates
121  // on updated viewport data.
123 
124  // Load display options (such as filled/outline display of items).
125  // Can be made only if the parent window is an EDA_DRAW_FRAME (or a derived class)
126  // which is not always the case (namely when it is used from a wxDialog like the pad editor)
128 
129  if( frame )
130  {
131  auto opts = (PCB_DISPLAY_OPTIONS*) frame->GetDisplayOptions();
132  static_cast<KIGFX::PCB_VIEW*>( m_view )->UpdateDisplayOptions( opts );
133  }
134 }
135 
136 
138 {
139 }
140 
141 
143 {
144 
145  m_view->Clear();
146 
147  auto zones = aBoard->Zones();
148  std::atomic<size_t> next( 0 );
149  std::atomic<size_t> count_done( 0 );
150  size_t parallelThreadCount = std::max<size_t>( std::thread::hardware_concurrency(), 2 );
151 
152  for( size_t ii = 0; ii < parallelThreadCount; ++ii )
153  {
154  std::thread t = std::thread( [ &count_done, &next, &zones ]( )
155  {
156  for( size_t i = next.fetch_add( 1 ); i < zones.size(); i = next.fetch_add( 1 ) )
157  zones[i]->CacheTriangulation();
158 
159  count_done++;
160  } );
161 
162  t.detach();
163  }
164 
165  if( m_worksheet )
166  m_worksheet->SetFileName( TO_UTF8( aBoard->GetFileName() ) );
167 
168  // Load drawings
169  for( auto drawing : const_cast<BOARD*>(aBoard)->Drawings() )
170  m_view->Add( drawing );
171 
172  // Load tracks
173  for( auto track : aBoard->Tracks() )
174  m_view->Add( track );
175 
176  // Load modules and its additional elements
177  for( auto module : aBoard->Modules() )
178  m_view->Add( module );
179 
180  // DRC markers
181  for( int marker_idx = 0; marker_idx < aBoard->GetMARKERCount(); ++marker_idx )
182  {
183  m_view->Add( aBoard->GetMARKER( marker_idx ) );
184  }
185 
186  // Finalize the triangulation threads
187  while( count_done < parallelThreadCount )
188  std::this_thread::sleep_for( std::chrono::milliseconds( 10 ) );
189 
190  // Load zones
191  for( auto zone : aBoard->Zones() )
192  m_view->Add( zone );
193 
194  // Ratsnest
195  m_ratsnest.reset( new KIGFX::RATSNEST_VIEWITEM( aBoard->GetConnectivity() ) );
196  m_view->Add( m_ratsnest.get() );
197 }
198 
199 
201 {
202  m_worksheet.reset( aWorksheet );
203  m_view->Add( m_worksheet.get() );
204 }
205 
206 
208 {
210  rs = static_cast<KIGFX::PCB_RENDER_SETTINGS*>( m_view->GetPainter()->GetSettings() );
211  rs->ImportLegacyColors( aSettings );
212  m_gal->SetGridColor( aSettings->GetLayerColor( LAYER_GRID ) );
213  m_gal->SetCursorColor( aSettings->GetItemColor( LAYER_CURSOR ) );
214 }
215 
216 
218 {
219  // Set display settings for high contrast mode
221 
222  SetTopLayer( aLayer );
223 
224  rSettings->ClearActiveLayers();
225  rSettings->SetActiveLayer( aLayer );
226 
227  if( IsCopperLayer( aLayer ) )
228  {
229  // Bring some other layers to the front in case of copper layers and make them colored
230  // fixme do not like the idea of storing the list of layers here,
231  // should be done in some other way I guess..
232  LAYER_NUM layers[] = {
233  GetNetnameLayer( aLayer ),
238  };
239 
240  for( unsigned int i : layers )
241  rSettings->SetActiveLayer( i );
242 
243  // Pads should be shown too
244  if( aLayer == B_Cu )
245  {
246  rSettings->SetActiveLayer( LAYER_PAD_BK );
247  rSettings->SetActiveLayer( LAYER_MOD_BK );
249  }
250  else if( aLayer == F_Cu )
251  {
252  rSettings->SetActiveLayer( LAYER_PAD_FR );
253  rSettings->SetActiveLayer( LAYER_MOD_FR );
255  }
256  }
257 
259 }
260 
261 
263 {
266  m_view->SetTopLayer( aLayer );
267 
268  // Layers that should always have on-top attribute enabled
269  const std::vector<LAYER_NUM> layers = {
274  };
275 
276  for( auto layer : layers )
277  m_view->SetTopLayer( layer );
278 
279  // Extra layers that are brought to the top if a F.* or B.* is selected
280  const std::vector<LAYER_NUM> frontLayers = {
283  };
284 
285  const std::vector<LAYER_NUM> backLayers = {
288  };
289 
290  const std::vector<LAYER_NUM>* extraLayers = NULL;
291 
292  // Bring a few more extra layers to the top depending on the selected board side
293  if( IsFrontLayer( aLayer ) )
294  extraLayers = &frontLayers;
295  else if( IsBackLayer( aLayer ) )
296  extraLayers = &backLayers;
297 
298  if( extraLayers )
299  {
300  for( auto layer : *extraLayers )
301  m_view->SetTopLayer( layer );
302 
303  // Move the active layer to the top
304  if( !IsCopperLayer( aLayer ) )
306  }
307  else if( IsCopperLayer( aLayer ) )
308  {
309  // Display labels for copper layers on the top
310  m_view->SetTopLayer( GetNetnameLayer( aLayer ) );
311  }
312 
313  m_view->EnableTopLayer( true );
315 }
316 
317 
319 {
320  // Load layer & elements visibility settings
321  for( LAYER_NUM i = 0; i < PCB_LAYER_ID_COUNT; ++i )
323 
325  m_view->SetLayerVisible( i, aBoard->IsElementVisible( i ) );
326 
327  // Always enable netname layers, as their visibility is controlled by layer dependencies
329  m_view->SetLayerVisible( i, true );
330 
331  // Enable some layers that are GAL specific
337 }
338 
339 
340 void PCB_DRAW_PANEL_GAL::GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector<MSG_PANEL_ITEM>& aList )
341 {
342  BOARD* board = static_cast<PCB_BASE_FRAME*>( m_parent )->GetBoard();
343  wxString txt;
344  int viasCount = 0;
345  int trackSegmentsCount = 0;
346 
347  for( auto item : board->Tracks() )
348  {
349  if( item->Type() == PCB_VIA_T )
350  viasCount++;
351  else
352  trackSegmentsCount++;
353  }
354 
355  txt.Printf( wxT( "%d" ), board->GetPadCount() );
356  aList.push_back( MSG_PANEL_ITEM( _( "Pads" ), txt, DARKGREEN ) );
357 
358  txt.Printf( wxT( "%d" ), viasCount );
359  aList.push_back( MSG_PANEL_ITEM( _( "Vias" ), txt, DARKGREEN ) );
360 
361  txt.Printf( wxT( "%d" ), trackSegmentsCount );
362  aList.push_back( MSG_PANEL_ITEM( _( "Track Segments" ), txt, DARKGREEN ) );
363 
364  txt.Printf( wxT( "%d" ), board->GetNodesCount() );
365  aList.push_back( MSG_PANEL_ITEM( _( "Nodes" ), txt, DARKCYAN ) );
366 
367  txt.Printf( wxT( "%d" ), board->GetNetCount() - 1 /* don't include "No Net" in count */ );
368  aList.push_back( MSG_PANEL_ITEM( _( "Nets" ), txt, RED ) );
369 
370  txt.Printf( wxT( "%d" ), board->GetConnectivity()->GetUnconnectedCount() );
371  aList.push_back( MSG_PANEL_ITEM( _( "Unrouted" ), txt, BLUE ) );
372 }
373 
374 
376 {
377  PCB_BASE_FRAME* frame = dynamic_cast<PCB_BASE_FRAME*>( GetParent() );
378 
379  try
380  {
381  // Check if the current rendering backend can be properly initialized
382  m_view->UpdateItems();
383  }
384  catch( const std::runtime_error& e )
385  {
386  // Fallback to software renderer
387  DisplayError( frame, e.what() );
389 
390  if( frame )
391  frame->ActivateGalCanvas();
392  }
393 
394  if( frame )
395  {
396  SetTopLayer( frame->GetActiveLayer() );
398  KIGFX::PAINTER* painter = m_view->GetPainter();
399  auto settings = static_cast<KIGFX::PCB_RENDER_SETTINGS*>( painter->GetSettings() );
400  settings->LoadDisplayOptions( displ_opts, frame->ShowPageLimits() );
401  }
402 }
403 
404 
406 {
407  for( LAYER_NUM i = 0; (unsigned) i < sizeof( GAL_LAYER_ORDER ) / sizeof( LAYER_NUM ); ++i )
408  {
409  LAYER_NUM layer = GAL_LAYER_ORDER[i];
410  wxASSERT( layer < KIGFX::VIEW::VIEW_MAX_LAYERS );
411 
412  m_view->SetLayerOrder( layer, i );
413  }
414 }
415 
416 
418 {
419  bool rv = EDA_DRAW_PANEL_GAL::SwitchBackend( aGalType );
421  m_gal->SetWorldUnitLength( 1e-9 /* 1 nm */ / 0.0254 /* 1 inch in meters */ );
422  return rv;
423 }
424 
425 
427 {
428  if( m_ratsnest )
429  m_view->Update( m_ratsnest.get() );
430 }
431 
432 
434 {
436  return m_worksheet->ViewBBox();
437 
438  return BOX2I();
439 }
440 
441 
443 {
444  // caching makes no sense for Cairo and other software renderers
446 
447  for( int i = 0; i < KIGFX::VIEW::VIEW_MAX_LAYERS; i++ )
448  m_view->SetLayerTarget( i, target );
449 
450  for( LAYER_NUM i = 0; (unsigned) i < sizeof( GAL_LAYER_ORDER ) / sizeof( LAYER_NUM ); ++i )
451  {
452  LAYER_NUM layer = GAL_LAYER_ORDER[i];
453  wxASSERT( layer < KIGFX::VIEW::VIEW_MAX_LAYERS );
454 
455  // Set layer display dependencies & targets
456  if( IsCopperLayer( layer ) )
457  m_view->SetRequired( GetNetnameLayer( layer ), layer );
458  else if( IsNetnameLayer( layer ) )
459  m_view->SetLayerDisplayOnly( layer );
460  }
461 
464 
465  // Some more required layers settings
471 
472  // Front modules
476 
477  // Back modules
481 
488 
493 }
494 
495 
497 {
498  return static_cast<KIGFX::PCB_VIEW*>( m_view );
499 }
Definition: colors.h:57
CITER next(CITER it)
Definition: ptree.cpp:130
KIGFX::GAL * m_gal
Interface for drawing objects on a 2D-surface.
to draw blind/buried vias
BOX2< VECTOR2I > BOX2I
Definition: box2.h:520
void setDefaultLayerDeps()
Sets rendering targets & dependencies for layers.
Class that draws missing connections on a PCB.
int GetMARKERCount() const
Function GetMARKERCount.
Definition: class_board.h:353
KIGFX::WX_VIEW_CONTROLS * m_viewControls
Control for VIEW (moving, zooming, etc.)
void SetRequired(int aLayerId, int aRequiredId, bool aRequired=true)
Function SetRequired() Marks the aRequiredId layer as required for the aLayerId layer.
Definition: view.cpp:416
void SetLayerOrder(int aLayer, int aRenderingOrder)
Function SetLayerOrder() Sets rendering order of a particular layer.
Definition: view.cpp:664
GAL_TYPE m_backend
Currently used GAL.
virtual void SetTopLayer(int aLayer, bool aEnabled=true)
Function SetTopLayer() Sets given layer to be displayed on the top or sets back the default order of ...
Definition: view.cpp:860
Class RENDER_SETTINGS Contains all the knowledge about how graphical objects are drawn on any output ...
Definition: painter.h:56
multilayer pads, usually with holes
int GetNetnameLayer(int aLayer)
Returns a netname layer corresponding to the given layer.
This file is part of the common library.
Handle colors used to draw all items or layers.
Class WX_VIEW_CONTROLS is a specific implementation of class VIEW_CONTROLS for wxWidgets library.
virtual bool SwitchBackend(GAL_TYPE aGalType)
Function SwitchBackend Switches method of rendering graphics.
handle color for not plated holes (holes, not pads)
anchor of items having an anchor point (texts, footprints)
bool IsBackLayer(PCB_LAYER_ID aLayerId)
Layer classification: check if it's a back layer.
void setDefaultLayerOrder()
Reassigns layer order to the initial settings.
Class that computes missing connections on a PCB.
GAL_LAYER_ID
GAL layers are "virtual" layers, i.e.
to draw via holes (pad holes do not use this layer)
show modules values (when texts are visibles)
void UpdateAllLayersOrder()
Function UpdateLayerOrder() Does everything that is needed to apply the rendering order of layers.
Definition: view.cpp:927
Add new GAL layers here.
The base class for create windows for drawing purpose.
Class PCB_PAINTER Contains methods for drawing PCB-specific items.
Definition: pcb_painter.h:226
const wxString & GetFileName() const
Definition: class_board.h:225
void ImportLegacyColors(const COLORS_DESIGN_SETTINGS *aSettings) override
Function ImportLegacyColors Loads a list of color settings for layers.
Definition: pcb_painter.cpp:79
virtual void EnableTopLayer(bool aEnable)
Function EnableTopLayer() Enables or disables display of the top layer.
Definition: view.cpp:887
PAINTER * GetPainter() const
Function GetPainter() Returns the painter object used by the view for drawing VIEW_ITEMS.
Definition: view.h:199
WX_VIEW_CONTROLS class definition.
void RedrawRatsnest()
Forces refresh of the ratsnest visual representation
static constexpr int VIEW_MAX_LAYERS
maximum number of layers that may be shown
Definition: view.h:701
void SetActiveLayer(int aLayerId, bool aEnabled=true)
Function SetActiveLayer Sets the specified layer as active - it means that it can be drawn in a speci...
Definition: painter.h:76
const LAYER_NUM GAL_LAYER_ORDER[]
Definitions for tracks, vias and zones.
void * GetDisplayOptions() override
Function GetDisplayOptions returns the display options current in use Display options are relative to...
bool ShowPageLimits() const
Auxiliary rendering target (noncached)
Definition: definitions.h:49
Classes used in Pcbnew, CvPcb and GerbView.
COLOR4D GetItemColor(int aItemIdx) const
Function GetItemColor.
show modules on front
std::unique_ptr< KIGFX::RATSNEST_VIEWITEM > m_ratsnest
Ratsnest view item
virtual PCB_LAYER_ID GetActiveLayer() const
Function GetActiveLayer returns the active layer.
#define TO_UTF8(wxstring)
Macro TO_UTF8 converts a wxString to a UTF8 encoded C string for all wxWidgets build modes.
Definition: macros.h:48
Class PCB_RENDER_SETTINGS Stores PCB specific render settings.
Definition: pcb_painter.h:61
void SetLayerTarget(int aLayer, RENDER_TARGET aTarget)
Function SetLayerTarget() Changes the rendering target for a particular layer.
Definition: view.h:434
COLOR4D GetLayerColor(LAYER_NUM aLayer) const
Function GetLayerColor.
void SetGridColor(const COLOR4D &aGridColor)
Set the grid color.
Markers used to show a drc problem on boards.
wxWindow * m_parent
Current mouse cursor shape id.
Class PCB_DISPLAY_OPTIONS handles display options like enable/disable some optional drawings.
PCB_LAYER_ID
A quick note on layer IDs:
Class PAINTER contains all the knowledge about how to draw graphical object onto any particular outpu...
Definition: painter.h:313
virtual void ActivateGalCanvas() override
unsigned GetNodesCount(int aNet=-1)
Function GetNodesCount.
unsigned GetNetCount() const
Function GetNetCount.
Definition: class_board.h:779
void ClearActiveLayers()
Function ClearActiveLayers Clears the list of active layers.
Definition: painter.h:98
MODULES & Modules()
Definition: class_board.h:236
void DisplayBoard(BOARD *aBoard)
Function DisplayBoard adds all items from the current board to the VIEW, so they can be displayed by ...
void Clear()
Function Clear() Removes all items from the view.
Definition: view.cpp:1111
std::unique_ptr< KIGFX::WS_PROXY_VIEW_ITEM > m_worksheet
Currently used worksheet
std::unique_ptr< KIGFX::PAINTER > m_painter
Contains information about how to draw items using GAL.
void SetLayerDisplayOnly(int aLayer, bool aDisplayOnly=true)
Definition: view.h:422
to draw usual through hole vias
virtual BOARD * GetBoard() const
Function GetBoard returns the BOARD in which this BOARD_ITEM resides, or NULL if none.
std::shared_ptr< CONNECTIVITY_DATA > GetConnectivity() const
Function GetConnectivity() returns list of missing connections between components/tracks.
Definition: class_board.h:310
PCB_DRAW_PANEL_GAL(wxWindow *aParentWindow, wxWindowID aWindowId, const wxPoint &aPosition, const wxSize &aSize, KIGFX::GAL_DISPLAY_OPTIONS &aOptions, GAL_TYPE aGalType=GAL_TYPE_OPENGL)
Items that may change while the view stays the same (noncached)
Definition: definitions.h:50
Definition: colors.h:60
void SetLayerVisible(int aLayer, bool aVisible=true)
Function SetLayerVisible() Controls the visibility of a particular layer.
Definition: view.h:399
void UpdateItems()
Function UpdateItems() Iterates through the list of items that asked for updating and updates them.
Definition: view.cpp:1421
void SetCursorColor(const COLOR4D &aCursorColor)
Set the cursor color.
void SyncLayersVisibility(const BOARD *aBoard)
Function SyncLayersVisibility Updates "visibility" property of each layer of a given BOARD.
virtual void Update(VIEW_ITEM *aItem, int aUpdateFlags)
For dynamic VIEWs, informs the associated VIEW that the graphical representation of this item has cha...
Definition: view.cpp:1540
#define _(s)
virtual KIGFX::PCB_VIEW * GetView() const override
Function GetView() Returns a pointer to the VIEW instance used in the panel.
unsigned GetPadCount()
Function GetPadCount.
void SetWorldUnitLength(double aWorldUnitLength)
Set the unit length.
BOX2I GetDefaultViewBBox() const override
void UseColorScheme(const COLORS_DESIGN_SETTINGS *aSettings)
Function UseColorScheme Applies layer color settings.
void ClearTopLayers()
Function ClearTopLayers() Removes all layers from the on-the-top set (they are no longer displayed ov...
Definition: view.cpp:912
virtual void SetHighContrastLayer(int aLayer) override
int LAYER_NUM
Type LAYER_NUM can be replaced with int and removed.
MARKER_PCB * GetMARKER(int index) const
Function GetMARKER returns the MARKER at a given index.
Definition: class_board.h:341
bool IsElementVisible(GAL_LAYER_ID aLayer) const
Function IsElementVisible tests whether a given element category is visible.
bool SwitchBackend(GAL_TYPE aGalType) override
Function SwitchBackend Switches method of rendering graphics.
bool IsFrontLayer(PCB_LAYER_ID aLayerId)
Layer classification: check if it's a front layer.
virtual RENDER_SETTINGS * GetSettings()=0
Function GetSettings Returns pointer to current settings that are going to be used when drawing items...
bool IsLayerVisible(PCB_LAYER_ID aLayer) const
Function IsLayerVisible is a proxy function that calls the correspondent function in m_BoardSettings ...
Definition: class_board.h:459
ZONE_CONTAINERS & Zones()
Definition: class_board.h:250
smd pads, front layer
void SetWorksheet(KIGFX::WS_PROXY_VIEW_ITEM *aWorksheet)
Function SetWorksheet Sets (or updates) worksheet used by the draw panel.
Main rendering target (cached)
Definition: definitions.h:48
KIGFX::VIEW * m_view
Stores view settings (scale, center, etc.) and items to be drawn.
Class BOARD holds information pertinent to a Pcbnew printed circuit board.
Definition: class_board.h:161
int GetLayerOrder(int aLayer) const
Function GetLayerOrder() Returns rendering order of a particular layer.
Definition: view.cpp:672
size_t i
Definition: json11.cpp:597
EDA_DRAW_FRAME * GetParentEDAFrame() const
Function GetParentEDAFrame() Returns parent EDA_DRAW_FRAME, if available or NULL otherwise.
currently selected items overlay
Class COLORS_DESIGN_SETTINGS is a list of color settings for designs in Pcbnew.
bool IsCopperLayer(LAYER_NUM aLayerId)
Function IsCopperLayer tests whether a layer is a copper layer.
void SetPainter(PAINTER *aPainter)
Function SetPainter() Sets the painter object used by the view for drawing VIEW_ITEMS.
Definition: view.h:189
class VIA, a via (like a track segment on a copper layer)
Definition: typeinfo.h:96
virtual void Add(VIEW_ITEM *aItem, int aDrawPriority=-1)
Function Add() Adds a VIEW_ITEM to the view.
Definition: view.cpp:346
void GetMsgPanelInfo(EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITEM > &aList) override
virtual void SetTopLayer(int aLayer) override
Module description (excepted pads)
Class EDA_MSG_ITEM is used EDA_MSG_PANEL as the item type for displaying messages.
Definition: msgpanel.h:53
void UpdateAllLayersColor()
Function UpdateAllLayersColor() Applies the new coloring scheme to all layers.
Definition: view.cpp:798
void SetGAL(GAL *aGal)
Function SetGAL() Assigns a rendering device for the VIEW.
Definition: view.cpp:519
#define NETNAMES_LAYER_INDEX(layer)
Macro for obtaining netname layer for a given PCB layer.
void DisplayError(wxWindow *parent, const wxString &text, int displaytime)
Display an error or warning message box with aMessage.
Definition: confirm.cpp:243
class PCB_BASE_FRAME basic PCB main window class for Pcbnew, Gerbview, and CvPcb footprint viewer.
EDA_UNITS_T
Definition: common.h:154
TRACKS & Tracks()
Definition: class_board.h:227
virtual void * GetDisplayOptions()
A way to pass info to draw functions.
show modules references (when texts are visibles)
Additional netnames layers (not associated with a PCB layer)
bool IsNetnameLayer(LAYER_NUM aLayer)
Function IsNetnameLayer tests whether a layer is a netname layer.
bool IsLayerVisible(int aLayer) const
Function IsLayerVisible() Returns information about visibility of a particular layer.
Definition: view.h:416