sch_sheet.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
 * Copyright (C) 1992-2022 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
 */
 
#ifndef SCH_SHEEET_H
#define SCH_SHEEET_H
 
#include <sch_field.h>
 
class KIID_PATH;
class SCH_SCREEN;
class SCH_SEXPR_PARSER;
class SCH_SHEET_LIST;
class SCH_SHEET_PIN;
class SCH_SHEET_PATH;
class EDA_DRAW_FRAME;
 
 
#define MIN_SHEET_WIDTH 500 // Units are mils.
#define MIN_SHEET_HEIGHT 150 // Units are mils.
 
 
enum SHEET_FIELD_TYPE
{
 SHEETNAME = 0,
 SHEETFILENAME,
 
 SHEET_MANDATORY_FIELDS
};
 
 
class SCH_SHEET : public SCH_ITEM
{
public:
 SCH_SHEET( EDA_ITEM* aParent = nullptr, const VECTOR2I& aPos = VECTOR2I( 0, 0 ),
 VECTOR2I aSize = VECTOR2I( schIUScale.MilsToIU( MIN_SHEET_WIDTH ),
 schIUScale.MilsToIU( MIN_SHEET_HEIGHT ) ),
 FIELDS_AUTOPLACED aAutoplaceFields = FIELDS_AUTOPLACED_AUTO );
 
 SCH_SHEET( const SCH_SHEET& aSheet );
 
 ~SCH_SHEET();
 
 static inline bool ClassOf( const EDA_ITEM* aItem )
 {
 return aItem && SCH_SHEET_T == aItem->Type();
 }
 
 wxString GetClass() const override
 {
 return wxT( "SCH_SHEET" );
 }
 
 bool IsMovableFromAnchorPoint() const override { return false; }
 
 std::vector<SCH_FIELD>& GetFields() { return m_fields; }
 const std::vector<SCH_FIELD>& GetFields() const { return m_fields; }
 
 void SetFields( const std::vector<SCH_FIELD>& aFields );
 
 wxString GetShownName( bool aAllowExtraText ) const
 {
 return m_fields[SHEETNAME].GetShownText( aAllowExtraText );
 }
 wxString GetName() const { return m_fields[ SHEETNAME ].GetText(); }
 void SetName( const wxString& aName ) { m_fields[ SHEETNAME ].SetText( aName ); }
 
 SCH_SCREEN* GetScreen() const { return m_screen; }
 
 VECTOR2I GetSize() const { return m_size; }
 void SetSize( const VECTOR2I& aSize ) { m_size = aSize; }
 
 int GetBorderWidth() const { return m_borderWidth; }
 void SetBorderWidth( int aWidth ) { m_borderWidth = aWidth; }
 
 KIGFX::COLOR4D GetBorderColor() const { return m_borderColor; }
 void SetBorderColor( KIGFX::COLOR4D aColor ) { m_borderColor = aColor; }
 
 KIGFX::COLOR4D GetBackgroundColor() const { return m_backgroundColor; }
 void SetBackgroundColor( KIGFX::COLOR4D aColor ) { m_backgroundColor = aColor; }
 
 bool IsRootSheet() const;
 
 void SetScreen( SCH_SCREEN* aScreen );
 
 int GetScreenCount() const;
 
 void GetContextualTextVars( wxArrayString* aVars ) const;
 
 bool ResolveTextVar( const SCH_SHEET_PATH* aPath, wxString* token, int aDepth = 0 ) const;
 bool ResolveTextVar( wxString* token, int aDepth = 0 )
 {
 return ResolveTextVar( nullptr, token, aDepth );
 }
 
 void GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList ) override;
 
 /* there is no member for orientation in sch_sheet, to preserve file
 * format, we detect orientation based on pin edges
 */
 bool IsVerticalOrientation() const;
 
 void SetPositionIgnoringPins( const VECTOR2I& aPosition );
 
 void AddPin( SCH_SHEET_PIN* aSheetPin );
 
 std::vector<SCH_SHEET_PIN*>& GetPins() { return m_pins; }
 const std::vector<SCH_SHEET_PIN*>& GetPins() const { return m_pins; }
 
 void RemovePin( const SCH_SHEET_PIN* aSheetPin );
 
 void CleanupSheet();
 
 SCH_SHEET_PIN* GetPin( const VECTOR2I& aPosition );
 
 bool HasPin( const wxString& aName ) const;
 
 bool HasPins() const { return !m_pins.empty(); }
 
 bool HasUndefinedPins() const;
 
 int GetMinWidth( bool aFromLeft ) const;
 
 int GetMinHeight( bool aFromTop ) const;
 
 int GetPenWidth() const override;
 
 void Print( const RENDER_SETTINGS* aSettings, const VECTOR2I& aOffset ) override;
 
 const BOX2I GetBodyBoundingBox() const;
 
 const BOX2I GetBoundingBox() const override;
 
 VECTOR2I GetRotationCenter() const;
 
 void SwapData( SCH_ITEM* aItem ) override;
 
 int SymbolCount() const;
 
 bool SearchHierarchy( const wxString& aFilename, SCH_SCREEN** aScreen );
 
 bool LocatePathOfScreen( SCH_SCREEN* aScreen, SCH_SHEET_PATH* aList );
 
 int CountSheets() const;
 
 wxString GetFileName() const
 {
 return m_fields[ SHEETFILENAME ].GetText();
 }
 
 // Set a new filename without changing anything else
 void SetFileName( const wxString& aFilename )
 {
 // Filenames are stored using unix notation
 wxString tmp = aFilename;
 tmp.Replace( wxT( "\\" ), wxT( "/" ) );
 m_fields[ SHEETFILENAME ].SetText( tmp );
 }
 
 // Geometric transforms (used in block operations):
 
 void Move( const VECTOR2I& aMoveVector ) override;
 void MirrorHorizontally( int aCenter ) override;
 void MirrorVertically( int aCenter ) override;
 void Rotate( const VECTOR2I& aCenter ) override;
 
 bool Matches( const EDA_SEARCH_DATA& aSearchData, void* aAuxData ) const override;
 
 bool IsReplaceable() const override { return true; }
 
 void Resize( const VECTOR2I& aSize );
 
 void AutoplaceFields( SCH_SCREEN* aScreen, bool aManual ) override;
 
 void GetEndPoints( std::vector <DANGLING_END_ITEM>& aItemList ) override;
 
 bool UpdateDanglingState( std::vector<DANGLING_END_ITEM>& aItemList,
 const SCH_SHEET_PATH* aPath = nullptr ) override;
 
 bool IsConnectable() const override { return true; }
 
 bool CanConnect( const SCH_ITEM* aItem ) const override
 {
 return ( aItem->Type() == SCH_LINE_T && aItem->GetLayer() == LAYER_WIRE )
 || ( aItem->Type() == SCH_LINE_T && aItem->GetLayer() == LAYER_BUS )
 || ( aItem->Type() == SCH_NO_CONNECT_T )
 || ( aItem->Type() == SCH_SYMBOL_T );
 }
 
 std::vector<VECTOR2I> GetConnectionPoints() const override;
 
 INSPECT_RESULT Visit( INSPECTOR inspector, void* testData,
 const std::vector<KICAD_T>& aScanTypes ) override;
 
 void RunOnChildren( const std::function<void( SCH_ITEM* )>& aFunction ) override;
 
 wxString GetItemDescription( UNITS_PROVIDER* aUnitsProvider ) const override;
 
 BITMAPS GetMenuImage() const override;
 
 SCH_SHEET& operator=( const SCH_ITEM& aSheet );
 
 bool operator <( const SCH_ITEM& aItem ) const override;
 
 void ViewGetLayers( int aLayers[], int& aCount ) const override;
 
 VECTOR2I GetPosition() const override { return m_pos; }
 void SetPosition( const VECTOR2I& aPosition ) override;
 
 bool HitTest( const VECTOR2I& aPosition, int aAccuracy ) const override;
 bool HitTest( const BOX2I& aRect, bool aContained, int aAccuracy = 0 ) const override;
 
 void Plot( PLOTTER* aPlotter, bool aBackground ) const override;
 
 EDA_ITEM* Clone() const override;
 
 const std::vector<SCH_SHEET_INSTANCE>& GetInstances() const { return m_instances; }
 
 bool HasRootInstance() const;
 
 const SCH_SHEET_INSTANCE& GetRootInstance() const;
 
 static int ComparePageNum( const wxString& aPageNumberA, const wxString& aPageNumberB );
 
#if defined(DEBUG)
 void Show( int nestLevel, std::ostream& os ) const override;
#endif
 
 static const wxString GetDefaultFieldName( int aFieldNdx, bool aTranslated = true );
 
protected:
 friend SCH_SHEET_PATH;
 friend SCH_SEXPR_PARSER;
 
 void setInstances( const std::vector<SCH_SHEET_INSTANCE>& aInstances )
 {
 m_instances = aInstances;
 }
 
 bool addInstance( const SCH_SHEET_PATH& aInstance );
 
 wxString getPageNumber( const SCH_SHEET_PATH& aInstance ) const;
 
 void setPageNumber( const SCH_SHEET_PATH& aInstance, const wxString& aPageNumber );
 
 bool getInstance( SCH_SHEET_INSTANCE& aInstance, const KIID_PATH& aSheetPath,
 bool aTestFromEnd = false ) const;
 
 void renumberPins();
 
 SCH_SHEET_PATH findSelf() const;
 
private:
 bool doIsConnected( const VECTOR2I& aPosition ) const override;
 
 friend class SCH_SHEET_PIN;
 friend class SCH_SHEET_LIST;
 
private:
 SCH_SCREEN* m_screen; // Screen that contains the physical data for the
 // sheet. In complex hierarchies multiple sheets
 // can share a common screen.
 
 std::vector<SCH_SHEET_PIN*> m_pins; // The list of sheet connection points.
 std::vector<SCH_FIELD> m_fields;
 
 VECTOR2I m_pos; // The position of the sheet.
 VECTOR2I m_size; // The size of the sheet.
 int m_borderWidth;
 KIGFX::COLOR4D m_borderColor;
 KIGFX::COLOR4D m_backgroundColor;
 
 std::vector<SCH_SHEET_INSTANCE> m_instances;
};
 
 
#endif // SCH_SHEEET_H