kicad/gerbview/gerbview_frame.h

752 lines
28 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2013 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2016 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 2
* 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, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
/**
* @file gerbview_frame.h
*/
#ifndef WX_GERBER_STRUCT_H
#define WX_GERBER_STRUCT_H
#include <config_params.h>
#include <draw_frame.h>
#include <layers_id_colors_and_visibility.h>
#include <gerbview.h>
#include <convert_to_biu.h>
#include <class_gbr_layout.h>
#include <class_gbr_screen.h>
#include <class_page_info.h>
#include <class_gbr_display_options.h>
#include <class_colors_design_settings.h>
extern COLORS_DESIGN_SETTINGS g_ColorsSettings;
#define NO_AVAILABLE_LAYERS UNDEFINED_LAYER
class DCODE_SELECTION_BOX;
class GERBER_LAYER_WIDGET;
class GBR_LAYER_BOX_SELECTOR;
class GERBER_DRAW_ITEM;
class GERBER_FILE_IMAGE;
class GERBER_FILE_IMAGE_LIST;
class REPORTER;
/**
* Class GERBVIEW_FRAME
* is the main window used in GerbView.
*/
#define GERBVIEW_FRAME_NAME wxT( "GerberFrame" )
class GERBVIEW_FRAME : public EDA_DRAW_FRAME // PCB_BASE_FRAME
{
GBR_LAYOUT* m_gerberLayout;
wxPoint m_grid_origin;
PAGE_INFO m_paper; // used only to show paper limits to screen
public:
GBR_DISPLAY_OPTIONS m_DisplayOptions;
/**
* Function SetLayout
* sets the m_gerberLayout member in such as way as to ensure deleting any previous
* GBR_LAYOUT.
* @param aLayout The GBR_LAYOUT to put into the frame.
*/
void SetLayout( GBR_LAYOUT* aLayout )
{
delete m_gerberLayout;
m_gerberLayout = aLayout;
}
GBR_LAYOUT* GetGerberLayout() const
{
wxASSERT( m_gerberLayout );
return m_gerberLayout;
}
/**
* Accessors to GERBER_FILE_IMAGE_LIST and GERBER_FILE_IMAGE data
*/
GERBER_FILE_IMAGE_LIST* GetImagesList() const
{
return m_gerberLayout->GetImagesList();
}
GERBER_FILE_IMAGE* GetGbrImage( int aIdx ) const;
unsigned ImagesMaxCount() const; ///< The max number of file images
/**
* Function GetGerberLayoutBoundingBox
* calculates the bounding box containing all gerber items.
* @return EDA_RECT - the items bounding box
*/
EDA_RECT GetGerberLayoutBoundingBox();
void SetPageSettings( const PAGE_INFO& aPageSettings ) override;
const PAGE_INFO& GetPageSettings() const override;
const wxSize GetPageSizeIU() const override;
const wxPoint& GetAuxOrigin() const override;
void SetAuxOrigin( const wxPoint& aPoint ) override;
const wxPoint& GetGridOrigin() const override { return m_grid_origin; }
void SetGridOrigin( const wxPoint& aPoint ) override
{
m_grid_origin = aPoint;
}
const TITLE_BLOCK& GetTitleBlock() const override;
void SetTitleBlock( const TITLE_BLOCK& aTitleBlock ) override;
/**
* Function SetCurItem
* sets the currently selected item and displays it in the MsgPanel.
* If the given item is NULL then the MsgPanel is erased and there is no
* currently selected item. This function is intended to make the process
* of "selecting" an item more formal, and to indivisibly tie the operation
* of selecting an item to displaying it using GERBER_DRAW_ITEM::Display_Infos().
* @param aItem The GERBER_DRAW_ITEM to make the selected item or NULL if none.
* @param aDisplayInfo = true to display item info, false if not (default = true)
*/
void SetCurItem( GERBER_DRAW_ITEM* aItem, bool aDisplayInfo = true );
/** Install the dialog box for layer selection
* @param aDefaultLayer = Preselection (NB_PCB_LAYERS for "(Deselect)" layer)
* @param aCopperLayerCount = number of copper layers
* @param aShowDeselectOption = display a "(Deselect)" radiobutton (when set to true)
* @return new layer value (NB_PCB_LAYERS when "(Deselect)" radiobutton selected),
* or -1 if canceled
*
* Providing the option to also display a "(Deselect)" radiobutton makes the
* GerbView's "Export to Pcbnew" command) more "user friendly",
* by permitting any layer to be "deselected" immediately after its
* corresponding radiobutton has been clicked on. (It would otherwise be
* necessary to first cancel the "Select Layer:" dialog box (invoked after a
* different radiobutton is clicked on) prior to then clicking on the "Deselect"
* button provided within the "Layer selection:" dialog box).
*/
int SelectPCBLayer( int aDefaultLayer, int aOpperLayerCount, bool aNullLayer = false );
///> @copydoc EDA_DRAW_FRAME::SetGridColor()
virtual void SetGridColor( COLOR4D aColor ) override;
protected:
GERBER_LAYER_WIDGET* m_LayersManager;
// Auxiliary file history used to store zip files history.
wxFileHistory m_zipFileHistory;
// Auxiliary file history used to store drill files history.
wxFileHistory m_drillFileHistory;
// Auxiliary file history used to store job files history.
wxFileHistory m_jobFileHistory;
/// The last filename chosen to be proposed to the user
wxString m_lastFileName;
public:
wxChoice* m_SelComponentBox; // a choice box to display and highlight component graphic items
wxChoice* m_SelNetnameBox; // a choice box to display and highlight netlist graphic items
wxChoice* m_SelAperAttributesBox; // a choice box to display aperture attributes and highlight items
GBR_LAYER_BOX_SELECTOR* m_SelLayerBox; // The combobox to select the current active graphic layer
// (which is drawn on top on the other layers
DCODE_SELECTION_BOX* m_DCodeSelector; // a list box to select the dcode Id to highlight.
wxTextCtrl* m_TextInfo; // a wxTextCtrl used to display some info about
// gerber data (format..)
COLORS_DESIGN_SETTINGS* m_colorsSettings;
private:
/// Auxiliary tool bar typically shown below the main tool bar at the top of the
/// main window.
wxAuiToolBar* m_auxiliaryToolBar;
// list of PARAM_CFG_xxx to read/write parameters saved in config
PARAM_CFG_ARRAY m_configSettings;
int m_displayMode; // Gerber images ("layers" in Gerbview) can be drawn:
// - in fast mode (write mode) but if there are negative
// items only the last image is correctly drawn (no
// problem to see only one image or when no negative items)
// - in "exact" mode (but slower) in write mode:
// last image covers previous images
// - in "exact" mode (also slower) in OR mode
// (transparency mode)
// m_displayMode = 0, 1 or 2
bool m_show_layer_manager_tools;
void updateComponentListSelectBox();
void updateNetnameListSelectBox();
void updateAperAttributesSelectBox();
void updateDCodeSelectBox();
virtual void unitsChangeRefresh() override; // See class EDA_DRAW_FRAME
// The Tool Framework initalization
void setupTools();
// An array string to store warning messages when reading a gerber file.
wxArrayString m_Messages;
/// Updates the GAL with display settings changes
void applyDisplaySettingsToGAL();
public:
GERBVIEW_FRAME( KIWAY* aKiway, wxWindow* aParent );
~GERBVIEW_FRAME();
void OnCloseWindow( wxCloseEvent& Event );
bool OpenProjectFiles( const std::vector<wxString>& aFileSet, int aCtl ) override;
// Virtual basic functions:
void RedrawActiveWindow( wxDC* DC, bool EraseBg ) override;
void ReCreateHToolbar() override;
void ReCreateAuxiliaryToolbar() override;
/**
* Function ReCreateVToolbar
* creates or updates the right vertical toolbar.
*
* @note This is currently not used.
*/
void ReCreateVToolbar() override;
/**
* Create or update the left vertical toolbar (option toolbar
*/
void ReCreateOptToolbar();
void ReCreateMenuBar() override;
void OnLeftClick( wxDC* aDC, const wxPoint& aMousePos ) override;
void OnLeftDClick( wxDC* aDC, const wxPoint& aMousePos ) override;
bool OnRightClick( const wxPoint& aMousePos, wxMenu* aPopMenu ) override;
void OnUpdateSelectTool( wxUpdateUIEvent& aEvent );
double BestZoom() override;
void UpdateStatusBar() override;
wxAuiToolBar* GetMainToolBar() { return m_optionsToolBar; }
/**
* Function GetZoomLevelIndicator
* returns a human readable value which can be displayed as zoom
* level indicator in dialogs.
* Virtual from the base class
*/
const wxString GetZoomLevelIndicator() const override;
/**
* Function ReportMessage
* Add a message (a string) in message list
* for instance when reading a Gerber file
* @param aMessage = the string to add in list
*/
void ReportMessage( const wxString aMessage )
{
m_Messages.Add( aMessage );
}
/**
* Function ClearMessageList
* Clear the message list
* Call it before reading a Gerber file
*/
void ClearMessageList()
{
m_Messages.Clear();
}
/**
* Function GetDisplayMode
* @return 0 for fast mode (not fully compatible with negative objects)
* 1 for exact mode, write mode
* 2 for exact mode, OR mode (transparency mode)
*/
int GetDisplayMode() { return m_displayMode; }
/**
* Function SetDisplayMode
* @param aMode = 0 for fast mode
* 1 for exact mode, write mode
* 2 for exact mode, OR mode (transparency mode)
*/
void SetDisplayMode( int aMode ) { m_displayMode = aMode; }
/**
* Function IsElementVisible
* tests whether a given element category is visible. Keep this as an
* inline function.
* @param aItemIdVisible is an item id from the enum GERBVIEW_LAYER_ID
* @return bool - true if the element is visible.
*/
bool IsElementVisible( GERBVIEW_LAYER_ID aItemIdVisible ) const;
/**
* Function SetElementVisibility
* changes the visibility of an element category
* @param aItemIdVisible is an item id from the enum GERBVIEW_LAYER_ID
* @param aNewState = The new visibility state of the element category
* (see enum PCB)
*/
void SetElementVisibility( GERBVIEW_LAYER_ID aItemIdVisible, bool aNewState );
/**
* Function SetGridVisibility(), virtual from EDA_DRAW_FRAME
* It may be overloaded by derived classes
* @param aVisible = true if the grid must be shown
*/
void SetGridVisibility( bool aVisible ) override;
/**
* Function GetVisibleLayers
* is a proxy function that calls the correspondent function in m_BoardSettings
* Returns a bit-mask of all the layers that are visible
* @return long - the visible layers in bit-mapped form.
*/
long GetVisibleLayers() const;
/**
* Function SetVisibleLayers
* is a proxy function that calls the correspondent function in m_BoardSettings
* changes the bit-mask of visible layers
* @param aLayerMask = The new bit-mask of visible layers
*/
void SetVisibleLayers( long aLayerMask );
/**
* Function IsLayerVisible
* tests whether a given layer is visible
* @param aLayer = The layer to be tested (still 0-31!)
* @return bool - true if the layer is visible.
*/
bool IsLayerVisible( int aLayer ) const;
/**
* Function GetVisibleElementColor
* returns the color of a gerber visible element.
*/
COLOR4D GetVisibleElementColor( GERBVIEW_LAYER_ID aItemIdVisible );
void SetVisibleElementColor( GERBVIEW_LAYER_ID aItemIdVisible, COLOR4D aColor );
/**
* Function GetLayerColor
* gets a layer color for any valid layer.
*/
COLOR4D GetLayerColor( int aLayer ) const;
/**
* Function SetLayerColor
* changes a layer color for any valid layer.
*/
void SetLayerColor( int aLayer, COLOR4D aColor );
/**
* Function GetNegativeItemsColor
* @return the color of negative items.
* This is usually the background color, but can be an other color
* in order to see negative objects
*/
COLOR4D GetNegativeItemsColor();
/**
* Function DisplayLinesSolidMode
* @return true to draw gerber lines in solid (filled) mode,
* false to draw gerber lines in sketch mode
*/
bool DisplayLinesSolidMode()
{
return m_DisplayOptions.m_DisplayLinesFill;
}
/**
* Function DisplayPolygonsSolidMode
* @return true to draw polygon in solid (filled) mode,
* false to draw polygon outlines only
*/
bool DisplayPolygonsSolidMode()
{
return m_DisplayOptions.m_DisplayPolygonsFill;
}
/**
* Function DisplayFlashedItemsSolidMode
* @return true to draw flashed items in solid (filled) mode,
* false to draw draw flashed in sketch mode
*/
bool DisplayFlashedItemsSolidMode()
{
return m_DisplayOptions.m_DisplayFlashedItemsFill;
}
/**
* Function ReFillLayerWidget
* changes out all the layers in m_Layers and may be called upon
* loading new gerber files.
*/
void ReFillLayerWidget();
/**
* Function SetActiveLayer
* will change the currently active layer to \a aLayer and also
* update the GERBER_LAYER_WIDGET.
*/
void SetActiveLayer( int aLayer, bool doLayerWidgetUpdate = true );
/**
* Function SetActiveLayer
* returns the active layer
*/
int GetActiveLayer();
/**
* Function getNextAvailableLayer
* finds the next empty layer starting at \a aLayer and returns it to the caller. If no
* empty layers are found, NO_AVAILABLE_LAYERS is return.
* @param aLayer The first layer to search.
* @return The first empty layer found or NO_AVAILABLE_LAYERS.
*/
int getNextAvailableLayer( int aLayer = 0 ) const;
bool hasAvailableLayers() const
{
return getNextAvailableLayer() != NO_AVAILABLE_LAYERS;
}
/**
* Function syncLayerWidget
* updates the currently "selected" layer within the GERBER_LAYER_WIDGET.
* The currently active layer is defined by the return value of GetActiveLayer().
* <p>
* This function cannot be inline without including layer_widget.h in
* here and we do not want to do that.
*/
void syncLayerWidget();
/**
* Function syncLayerBox
* updates the currently "selected" layer within m_SelLayerBox
* The currently active layer, as defined by the return value of
* GetActiveLayer().
* @param aRebuildLayerBox = true to rebuild the layer box
* false to just updates the selection.
*/
void syncLayerBox( bool aRebuildLayerBox = false );
/**
* Function UpdateTitleAndInfo
* displays the short filename (if exists) of the selected layer
* on the caption of the main GerbView window
* and some other parameters
* Name of the layer (found in the gerber file: LN &ltname&gt command) in the status bar
* Name of the Image (found in the gerber file: IN &ltname&gt command) in the status bar
* and other data in toolbar
*/
void UpdateTitleAndInfo();
/**
* Function GetConfigurationSettings
* Populates the GerbView applications settings list.
* (list of parameters that must be saved in GerbView parameters)
* Currently, only the settings that are needed at start up by the main window are
* defined here. There are other locally used settings scattered throughout the
* GerbView source code (mainly in dialogs). If you need to define a configuration
* setting that need to be loaded at run time, this is the place to define it.
*/
PARAM_CFG_ARRAY& GetConfigurationSettings( void );
void LoadSettings( wxConfigBase* aCfg ) override;
void SaveSettings( wxConfigBase* aCfg ) override;
void ShowChangedLanguage() override;
void Process_Special_Functions( wxCommandEvent& event );
void OnSelectOptionToolbar( wxCommandEvent& event );
/// Handles the changing of the highlighted component/net/attribute
void OnSelectHighlightChoice( wxCommandEvent& event );
/**
* Function OnSelectActiveDCode
* Selects the active DCode for the current active layer.
* Items using this DCode are highlighted.
*/
void OnSelectActiveDCode( wxCommandEvent& event );
/**
* Function OnSelectActiveLayer
* Selects the active layer:
* - if a file is loaded, it is loaded in this layer
* _ this layer is displayed on top of other layers
*/
void OnSelectActiveLayer( wxCommandEvent& event );
/**
* Function OnShowGerberSourceFile
* Call the preferred editor to show (and edit) the gerber source file
* loaded in the active layer
*/
void OnShowGerberSourceFile( wxCommandEvent& event );
/**
* Function OnSelectDisplayMode
* called on a display mode selection
* Mode selection can be fast display,
* or exact mode with stacked images or with transparency
*/
void OnSelectDisplayMode( wxCommandEvent& event );
/**
* Function OnQuit
* called on request of application quit
*/
void OnQuit( wxCommandEvent& event );
///> @copydoc EDA_DRAW_FRAME::GetHotKeyDescription()
EDA_HOTKEY* GetHotKeyDescription( int aCommand ) const override;
/**
* Function OnHotKey.
* ** Commands are case insensitive **
* Some commands are relatives to the item under the mouse cursor
* @param aDC = current device context
* @param aHotkeyCode = hotkey code (ascii or wxWidget code for special keys)
* @param aPosition The cursor position in logical (drawing) units.
* @param aItem = NULL or pointer on a EDA_ITEM under the mouse cursor
*/
bool OnHotKey( wxDC* aDC, int aHotkeyCode, const wxPoint& aPosition, EDA_ITEM* aItem = NULL ) override;
GERBER_DRAW_ITEM* Locate( const wxPoint& aPosition, int typeloc );
void Process_Config( wxCommandEvent& event );
void InstallGerberOptionsDialog( wxCommandEvent& event );
void OnUpdateDrawMode( wxUpdateUIEvent& aEvent );
void OnUpdateCoordType( wxUpdateUIEvent& aEvent );
void OnUpdateFlashedItemsDrawMode( wxUpdateUIEvent& aEvent );
void OnUpdateLinesDrawMode( wxUpdateUIEvent& aEvent );
void OnUpdatePolygonsDrawMode( wxUpdateUIEvent& aEvent );
void OnUpdateShowDCodes( wxUpdateUIEvent& aEvent );
void OnUpdateShowNegativeItems( wxUpdateUIEvent& aEvent );
void OnUpdateShowLayerManager( wxUpdateUIEvent& aEvent );
void OnUpdateSelectDCode( wxUpdateUIEvent& aEvent );
void OnUpdateLayerSelectBox( wxUpdateUIEvent& aEvent );
void OnUpdateDiffMode( wxUpdateUIEvent& aEvent );
void OnUpdateHighContrastMode( wxUpdateUIEvent& aEvent );
/**
* Function BlockCommand
* returns the block command (BLOCK_MOVE, BLOCK_COPY...) corresponding to
* the \a aKey (ALT, SHIFT ALT ..)
*/
virtual int BlockCommand( EDA_KEY key ) override;
/**
* Function HandleBlockPlace
* handles the block place command.
*/
virtual void HandleBlockPlace( wxDC* DC ) override;
/**
* Function HandleBlockEnd( )
* handles the end of a block command,
* It is called at the end of the definition of the area of a block.
* Depending on the current block command, this command is executed
* or parameters are initialized to prepare a call to HandleBlockPlace
* in GetScreen()->m_BlockLocate
*
* @return false if no item selected, or command finished,
* true if some items found and HandleBlockPlace must be called later.
*/
virtual bool HandleBlockEnd( wxDC* DC ) override;
/**
* Function Block_Move
* moves all tracks and segments within the selected block.
* New location is determined by the current offset from the selected
* block's original location.
*/
void Block_Move();
/**
* Function ToPrinter
* Open a dialog frame to print layers
*/
void ToPrinter( wxCommandEvent& event );
void Files_io( wxCommandEvent& event );
/**
* Function OnGbrFileHistory
* deletes the current data and loads a Gerber file selected from history list on
* current layer.
*/
void OnGbrFileHistory( wxCommandEvent& event );
/**
* Function OnDrlFileHistory
* deletes the current data and load a drill file in Excellon format selected from
* history list on current layer.
*/
void OnDrlFileHistory( wxCommandEvent& event );
/**
* Function OnZipFileHistory
* deletes the current data and load a zip archive file selected from the
* history list. The archive is expected coantaining a set of gerber and drill file
*/
void OnZipFileHistory( wxCommandEvent& event );
/**
* deletes the current data and load a gerber job file selected from the
* history list.
*/
void OnJobFileHistory( wxCommandEvent& event );
/**
* Extracts gerber and drill files from the zip archive, and load them
* @param aFullFileName is the full filename of the zip archive
* @param aReporter a REPORTER to collect warning and error messages
* @return true if OK, false if a file cannot be readable
*/
bool unarchiveFiles( const wxString& aFullFileName,
REPORTER* aReporter = nullptr );
/**
* function LoadGerberFiles
* Load a photoplot (Gerber) file or many files.
* @param aFileName - void string or file name with full path to open or empty string to
* open a new file. In this case one one file is loaded
* if void string: user will be prompted for filename(s)
* @return true if file was opened successfully.
*/
bool LoadGerberFiles( const wxString& aFileName );
bool Read_GERBER_File( const wxString& GERBER_FullFileName );
/**
* function LoadExcellonFiles
* Load a drill (EXCELLON) file or many files.
* @param aFileName - void string or file name with full path to open or empty string to
* open a new file. In this case one one file is loaded
* if empty string: user will be prompted for filename(s)
* @return true if file was opened successfully.
*/
bool LoadExcellonFiles( const wxString& aFileName );
bool Read_EXCELLON_File( const wxString& aFullFileName );
/**
* function LoadZipArchiveFileLoadZipArchiveFile
* Load a zipped archive file.
* @param aFileName - void string or file name with full path to open or empty string to
* open a new file.
* if empty string: user will be prompted for filename(s)
* @return true if file was opened successfully.
*/
bool LoadZipArchiveFile( const wxString& aFileName );
/**
* Load a Gerber job file, and load gerber files found in job files.
* @param aFileName - void string or file name with full path to open or empty string to
* open a new file.
* if empty string: user will be prompted for filename(s)
* @return true if file(s) was opened successfully.
*/
bool LoadGerberJobFile( const wxString& aFileName );
bool GeneralControl( wxDC* aDC, const wxPoint& aPosition, EDA_KEY aHotKey = 0 ) override;
/**
* Set Size Items (Lines, Flashes) from DCodes List
*/
void Liste_D_Codes();
// PCB handling
bool Clear_DrawLayers( bool query );
void Erase_Current_DrawLayer( bool query );
// Conversion function
void ExportDataInPcbnewFormat( wxCommandEvent& event );
/* SaveCopyInUndoList() virtual
* currently: do nothing in GerbView.
*/
void SaveCopyInUndoList( GERBER_DRAW_ITEM* aItemToCopy,
UNDO_REDO_T aTypeCommand = UR_UNSPECIFIED,
const wxPoint& aTransformPoint = wxPoint( 0, 0 ) ) { }
/**
* Function SaveCopyInUndoList (overloaded).
* Creates a new entry in undo list of commands.
* add a list of pickers to handle a list of items
* @param aItemsList = the list of items modified by the command to undo
* @param aTypeCommand = command type (see enum UNDO_REDO_T)
* @param aTransformPoint = the reference point of the transformation,
* for commands like move
*/
void SaveCopyInUndoList( const PICKED_ITEMS_LIST& aItemsList,
UNDO_REDO_T aTypeCommand,
const wxPoint& aTransformPoint = wxPoint( 0, 0 ) )
{
// currently: do nothing in GerbView.
}
/** Virtual function PrintPage
* used to print a page
* @param aDC = wxDC given by the calling print function
* @param aPrintMasklayer = a 32 bits mask: bit n = 1 -> layer n is printed
* @param aPrintMirrorMode = not used here (Set when printing in mirror mode)
* @param aData = a pointer on an auxiliary data (not always used, NULL if not used)
*/
virtual void PrintPage( wxDC* aDC, LSET aPrintMasklayer, bool aPrintMirrorMode,
void* aData = NULL ) override;
///> @copydoc EDA_DRAW_FRAME::UseGalCanvas
virtual void UseGalCanvas( bool aEnable ) override;
/**
* switches currently used canvas (default / Cairo / OpenGL).
*/
void SwitchCanvas( wxCommandEvent& aEvent );
/**
* Update UI called when switches currently used canvas (default / Cairo / OpenGL).
*/
void OnUpdateSwitchCanvas( wxUpdateUIEvent& aEvent );
DECLARE_EVENT_TABLE()
};
#endif /* WX_GERBER_STRUCT_H */