kicad/eeschema/lib_field.h

250 lines
7.6 KiB
C++

/*************************************************************/
/* Lib component definitions (libentry) definition of fields */
/*************************************************************/
#ifndef CLASS_LIBENTRY_FIELDS_H
#define CLASS_LIBENTRY_FIELDS_H
#include "lib_draw_item.h"
/**
* Class LIB_FIELD
* is used in symbol libraries. At least MANDATORY_FIELDS are always present
* in a ram resident library symbol. All constructors must ensure this because
* the component property editor assumes it.
* @see enum NumFieldType
*/
class LIB_FIELD : public LIB_DRAW_ITEM, public EDA_TextStruct
{
int m_id; ///< @see enum NumFieldType
wxString m_name; ///< Name (not the field text value itself, that is .m_Text)
wxString m_savedText; ///< Temporary storage for the string when edition.
bool m_rotate; ///< Flag to indicate a rotation occurred while editing.
bool m_updateText; ///< Flag to indicate text change occurred while editing.
/**
* Draw the field.
*/
void drawGraphic( WinEDA_DrawPanel* aPanel, wxDC* aDC, const wxPoint& aOffset,
int aColor, int aDrawMode, void* aData, const TRANSFORM& aTransform );
/**
* Calculate the new circle at \a aPosition when editing.
*
* @param aPosition - The position to edit the circle in drawing coordinates.
*/
void calcEdit( const wxPoint& aPosition );
public:
LIB_FIELD( int idfield = 2 );
LIB_FIELD( LIB_COMPONENT * aParent, int idfield = 2 );
LIB_FIELD( const LIB_FIELD& field );
~LIB_FIELD();
virtual wxString GetClass() const
{
return wxT( "LIB_FIELD" );
}
/**
* Object constructor initialization helper.
*/
void Init( int idfield );
/**
* Returns the field name.
*
* The first four field IDs are reserved and therefore always return their respective
* names. The user definable fields will return FieldN where N is the ID of the field
* when the m_name member is empty.
*
* @return Name of the field.
*/
wxString GetName() const;
/**
* Function SetName
*
* Sets a user definable field name to \a aName.
*
* Reserved fields such as value and reference are not renamed. If the field name is
* changed, the field modified flag is set. If the field is the child of a component,
* the parent component's modified flag is also set.
*
* @param aName - User defined field name.
*/
void SetName( const wxString& aName );
int GetId() { return m_id; }
void SetId( int aId ) { m_id = aId; }
/**
* Function GetPenSize virtual pure
* @return the size of the "pen" that be used to draw or plot this item
*/
int GetPenSize( );
/**
* Writes field object out to a FILE in "*.lib" format.
*
* @param aFile The FILE to write to.
* @return True if success writing else false.
*/
virtual bool Save( FILE* aFile );
virtual bool Load( char* line, wxString& errorMsg );
/**
* Copy parameters of this field to another field. Pointers are not copied.
*
* @param aTarget = Target field to copy values to.
*/
void Copy( LIB_FIELD* aTarget ) const;
void SetFields( const std::vector <LIB_FIELD> aFields );
/**
* Function IsVoid
* @return true if the field value is void (no text in this field)
*/
bool IsVoid()
{
return m_Text.IsEmpty();
}
/**
* Function IsVisible
* @return true is this field is visible, false if flagged invisible
*/
bool IsVisible()
{
return (m_Attributs & TEXT_NO_VISIBLE) == 0 ? true : false;
}
/**
* Return the bounding rectangle of the field text.
* @return Bounding rectangle.
*/
virtual EDA_Rect GetBoundingBox() const;
/**
* Displays info (type, part convert filed name and value)
* in msg panel
* @param aFrame = main frame where the message manel info is.
*/
virtual void DisplayInfo( WinEDA_DrawFrame* aFrame );
/**
* Test if the given point is within the bounds of this object.
*
* @param aPoition A point to test in field coordinate system
* @return True if a hit, else false
*/
bool HitTest( const wxPoint& aPosition );
/**
* @param aPosition = a wxPoint to test
* @param aThreshold = max distance to this object (usually the half
* thickness of a line)
* @param aTransform = the transform matrix
* @return True if the point \a aPosition is near this object
*/
virtual bool HitTest( wxPoint aPosition, int aThreshold, const TRANSFORM& aTransform );
void operator=( const LIB_FIELD& field )
{
m_id = field.m_id;
m_Text = field.m_Text;
m_name = field.m_name;
m_Pos = field.m_Pos;
m_Size = field.m_Size;
m_Thickness = field.m_Thickness;
m_Orient = field.m_Orient;
m_Mirror = field.m_Mirror;
m_Attributs = field.m_Attributs;
m_Italic = field.m_Italic;
m_Bold = field.m_Bold;
m_HJustify = field.m_HJustify;
m_VJustify = field.m_VJustify;
m_Parent = field.m_Parent;
}
/**
* Return the text of a field.
*
* If the field is the reference field, the unit number is used to
* create a pseudo reference text. If the base reference field is U,
* the string U?A will be returned for unit = 1.
*
* @param unit - The package unit number. Only effects reference field.
* @return Field text.
*/
wxString GetFullText( int unit = 1 );
int GetDefaultColor();
/**
* See LIB_DRAW_ITEM::BeginEdit().
*/
void BeginEdit( int aEditMode, const wxPoint aStartPoint = wxPoint( 0, 0 ) );
/**
* See LIB_DRAW_ITEM::ContinueEdit().
*/
bool ContinueEdit( const wxPoint aNextPoint );
/**
* See LIB_DRAW_ITEM::AbortEdit().
*/
void EndEdit( const wxPoint& aPosition, bool aAbort = false );
void Rotate();
/**
* Sets the field text to \a aText.
*
* This method does more than juat set the set the field text. There are special
* cases when changing the text string alone is not enough. If the field is the
* value field, the parent component's name is changed as well. If the field is
* being moved, the name change must be delayed until the next redraw to prevent
* drawing artifacts.
*
* @param aText - New text value.
*/
void SetText( const wxString& aText );
protected:
virtual LIB_DRAW_ITEM* DoGenCopy();
/**
* Provide the field draw object specific comparison.
*
* The sort order for field is as follows:
*
* - Field ID, REFERENCE, VALUE, etc.
* - Field string, case insensitive compare.
* - Field horizontal (X) position.
* - Field vertical (Y) position.
* - Field width.
* - Field height.
*/
virtual int DoCompare( const LIB_DRAW_ITEM& other ) const;
virtual void DoOffset( const wxPoint& offset );
virtual bool DoTestInside( EDA_Rect& rect ) const;
virtual void DoMove( const wxPoint& newPosition );
virtual wxPoint DoGetPosition( void ) const { return m_Pos; }
virtual void DoMirrorHorizontal( const wxPoint& center );
virtual void DoPlot( PLOTTER* plotter, const wxPoint& offset, bool fill,
const TRANSFORM& aTransform );
virtual int DoGetWidth( void ) const { return m_Thickness; }
virtual void DoSetWidth( int width ) { m_Thickness = width; }
};
typedef std::vector< LIB_FIELD > LIB_FIELD_LIST;
#endif // CLASS_LIBENTRY_FIELDS_H