kicad/eeschema/sch_field.h

214 lines
6.5 KiB
C++

/*
* 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) 2004-2021 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 CLASS_SCH_FIELD_H
#define CLASS_SCH_FIELD_H
#include <eda_text.h>
#include <sch_item.h>
#include <template_fieldnames.h>
#include <general.h>
class SCH_EDIT_FRAME;
class LIB_FIELD;
/**
* Instances are attached to a symbol or sheet and provide a place for the symbol's value,
* reference designator, footprint, , a sheet's name, filename, and user definable name-value
* pairs of arbitrary purpose.
*
* - Field 0 is reserved for the symbol reference.
* - Field 1 is reserved for the symbol value.
* - Field 2 is reserved for the symbol footprint.
* - Field 3 is reserved for the symbol data sheet file.
* - Field 4 and higher are user definable.
*/
class SCH_FIELD : public SCH_ITEM, public EDA_TEXT
{
public:
SCH_FIELD( const wxPoint& aPos, int aFieldId, SCH_ITEM* aParent,
const wxString& aName = wxEmptyString );
// Do not create a copy constructor. The one generated by the compiler is adequate.
~SCH_FIELD();
static inline bool ClassOf( const EDA_ITEM* aItem )
{
return aItem && SCH_FIELD_T == aItem->Type();
}
wxString GetClass() const override
{
return wxT( "SCH_FIELD" );
}
bool IsType( const KICAD_T aScanTypes[] ) const override
{
if( SCH_ITEM::IsType( aScanTypes ) )
return true;
for( const KICAD_T* p = aScanTypes; *p != EOT; ++p )
{
if( *p == SCH_FIELD_LOCATE_REFERENCE_T && m_id == REFERENCE_FIELD )
return true;
else if ( *p == SCH_FIELD_LOCATE_VALUE_T && m_id == VALUE_FIELD )
return true;
else if ( *p == SCH_FIELD_LOCATE_FOOTPRINT_T && m_id == FOOTPRINT_FIELD )
return true;
else if ( *p == SCH_FIELD_LOCATE_DATASHEET_T && m_id == DATASHEET_FIELD )
return true;
}
return false;
}
bool IsHypertext() const override
{
return m_parent && m_parent->Type() == SCH_GLOBAL_LABEL_T;
}
void DoHypertextMenu( EDA_DRAW_FRAME* aFrame ) override;
/**
* Return the field name.
*
* @param aUseDefaultName When true return the default field name if the field name is
* empty. Otherwise the default field name is returned.
* @return the name of the field.
*/
wxString GetName( bool aUseDefaultName = true ) const;
/**
* Get a non-language-specific name for a field which can be used for storage, variable
* look-up, etc.
*/
wxString GetCanonicalName() const;
void SetName( const wxString& aName ) { m_name = aName; }
int GetId() const { return m_id; }
void SetId( int aId );
wxString GetShownText( int aDepth = 0 ) const override;
const EDA_RECT GetBoundingBox() const override;
/**
* Return whether the field will be rendered with the horizontal justification
* inverted due to rotation or mirroring of the parent.
*/
bool IsHorizJustifyFlipped() const;
/**
* @return true if the field is either empty or holds "~".
*/
bool IsVoid() const;
void SwapData( SCH_ITEM* aItem ) override;
/**
* Copy parameters from a LIB_FIELD source.
*
* Pointers and specific values (position) are not copied.
*
* @param aSource is the LIB_FIELD to read.
*/
void ImportValues( const LIB_FIELD& aSource );
int GetPenWidth() const override;
void Print( const RENDER_SETTINGS* aSettings, const wxPoint& aOffset ) override;
void Move( const wxPoint& aMoveVector ) override
{
Offset( aMoveVector );
}
void Rotate( const wxPoint& aCenter ) override;
/**
* @copydoc SCH_ITEM::MirrorVertically()
*
* This overload does nothing. Fields are never mirrored alone. They are moved
* when the parent symbol is mirrored. This function is only needed by the
* pure function of the master class.
*/
void MirrorVertically( int aCenter ) override
{
}
/**
* @copydoc SCH_ITEM::MirrorHorizontally()
*
* This overload does nothing. Fields are never mirrored alone. They are moved
* when the parent symbol is mirrored. This function is only needed by the
* pure function of the master class.
*/
void MirrorHorizontally( int aCenter ) override
{
}
bool Matches( const wxFindReplaceData& aSearchData, void* aAuxData ) const override;
bool Replace( const wxFindReplaceData& aSearchData, void* aAuxData = NULL ) override;
wxString GetSelectMenuText( EDA_UNITS aUnits ) const override;
BITMAPS GetMenuImage() const override;
bool IsReplaceable() const override;
wxPoint GetLibPosition() const { return EDA_TEXT::GetTextPos(); }
wxPoint GetPosition() const override;
void SetPosition( const wxPoint& aPosition ) override;
wxPoint GetParentPosition() const;
bool HitTest( const wxPoint& aPosition, int aAccuracy = 0 ) const override;
bool HitTest( const EDA_RECT& aRect, bool aContained, int aAccuracy = 0 ) const override;
void Plot( PLOTTER* aPlotter ) const override;
EDA_ITEM* Clone() const override;
bool operator <( const SCH_ITEM& aItem ) const override;
#if defined(DEBUG)
void Show( int nestLevel, std::ostream& os ) const override { ShowDummy( os ); }
#endif
private:
int m_id; ///< Field index, @see enum MANDATORY_FIELD_T
wxString m_name;
};
#endif /* CLASS_SCH_FIELD_H */