kicad/eeschema/class_sch_cmp_field.h

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/*************************************************************/
/* Definitions for the component fields classes for EESchema */
/*************************************************************/
#ifndef CLASS_SCH_FIELD_H
#define CLASS_SCH_FIELD_H
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/* Fields are texts attached to a component, having a special meaning
* Fields 0 and 1 are very important: reference and value
* Field 2 is used as default footprint name.
* Field 3 is reserved (not currently used
* Fields 4 and more are user fields.
* They can be renamed and can appear in reports
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*/
class SCH_COMPONENT;
class LIB_FIELD;
/**
* Class SCH_FIELD
* instances are attached to a component and provide a place for the
* component's value,
* reference designator, footprint, and user definable name-value pairs of
* arbitrary purpose.
*/
class SCH_FIELD : public SCH_ITEM, public EDA_TextStruct
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{
public:
int m_FieldId; ///< Field index, @see enum NumFieldType
wxString m_Name;
bool m_AddExtraText; /**< for REFERENCE, add extra info
* (for REFERENCE: add part selection text */
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public:
SCH_FIELD( const wxPoint& aPos, int aFieldId, SCH_COMPONENT* aParent,
wxString aName = wxEmptyString );
~SCH_FIELD();
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virtual wxString GetClass() const
{
return wxT( "SCH_FIELD" );
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}
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void Place( WinEDA_SchematicFrame* frame, wxDC* DC );
EDA_Rect GetBoundaryBox() const;
/**
* Function IsVoid
* returns true if the field is either empty or holds "~".
*/
bool IsVoid()
{
size_t len = m_Text.Len();
return len == 0 || ( len == 1 && m_Text[0] == wxChar( '~' ) );
}
void SwapData( SCH_FIELD* copyitem );
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/** Function ImportValues
* copy parameters from a source.
* Pointers and specific values (position) are not copied
* @param aSource = the LIB_FIELD to read
*/
void ImportValues( const LIB_FIELD& aSource );
/** Function GetPenSize
* @return the size of the "pen" that be used to draw or plot this item
*/
int GetPenSize();
/** Function IsVisible
* @return true is this field is visible, false if flagged invisible
*/
bool IsVisible()
{
return (m_Attributs & TEXT_NO_VISIBLE) == 0 ? true : false;
}
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/**
* Function Draw
*/
void Draw( WinEDA_DrawPanel* panel,
wxDC* DC,
const wxPoint& offset,
int draw_mode,
int Color = -1 );
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/**
* Function Save
* writes the data structures for this object out to a FILE in "*.sch"
* format.
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* @param aFile The FILE to write to.
* @return bool - true if success writing else false.
*/
bool Save( FILE* aFile ) const;
// Geometric transforms (used in block operations):
/** virtual function Move
* move item to a new position.
* @param aMoveVector = the displacement vector
*/
virtual void Move( const wxPoint& aMoveVector )
{
m_Pos += aMoveVector;
}
virtual void Rotate( wxPoint rotationPoint );
virtual void Mirror_X( int aXaxis_position )
{
/* Do Nothing: fields are never mirrored alone.
* they are moved when the parent component is mirrored
* this function is only needed by the virtual pure function of the
* master class */
}
/** virtual function Mirror_Y
* mirror item relative to an Y axis
* @param aYaxis_position = the y axis position
*/
virtual void Mirror_Y( int aYaxis_position )
{
/* Do Nothing: fields are never mirrored alone.
* they are moved when the parent component is mirrored
* this function is only needed by the virtual pure function of the
* master class */
}
/**
* Compare schematic field text against search string.
*
* @param aSearchData - Criteria to search against.
* @param aAuxData - a pointer on auxiliary data, if needed.
* the sheet path is needed for REFERENCE field because m_Text
* value is just the valeur displayed, and in complex hierarchies
* this is only one of all references (one per sheet path)
* @param aFindLocation - a wxPoint where to put the location of matched item. can be NULL.
* @return True if this field text matches the search criteria.
*/
virtual bool Matches( wxFindReplaceData& aSearchData,
void* aAuxData, wxPoint * aFindLocation );
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};
#endif /* CLASS_SCH_FIELD_H */