kicad/eeschema/lib_field.h

353 lines
11 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2004 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 2004-2011 KiCad Developers, see change_log.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 lib_field.h
*/
#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.
* <p>
* A field is a string linked to a component. Unlike purely graphical text, fields can
* be used in netlist generation and other tools (BOM).
*
* The first 4 fields have a special meaning:
*
* 0 = REFERENCE
* 1 = VALUE
* 2 = FOOTPRINT (default Footprint)
* 3 = DOCUMENTATION (user doc link)
*
* others = free fields
* </p>
*
* @see enum NumFieldType
*/
class LIB_FIELD : public LIB_ITEM, public EDA_TEXT
{
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.
* <p>
* If \a aData not NULL, \a aData must point a wxString which is used instead of
* the m_Text
* </p>
*/
void drawGraphic( EDA_DRAW_PANEL* 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 );
// Do not create a copy constructor. The one generated by the compiler is adequate.
~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.
*
* @param aTranslate = true to return translated field name (default)
* false to return the english name
* (useful when the name is used as keyword in netlists ...)
* @return Name of the field.
*/
wxString GetName(bool aTranslate = true) 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
* @return the size of the "pen" that be used to draw or plot this item
*/
virtual int GetPenSize( ) const;
/**
* Writes field object out to a FILE in "*.lib" format.
*
* @param aFormatter A reference to an OUTPUTFORMATTER to write the component library
* field to.
* @return True if success writing else false.
*/
virtual bool Save( OUTPUTFORMATTER& aFormatter );
virtual bool Load( LINE_READER& aLineReader, 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 panel info is.
*/
virtual void DisplayInfo( EDA_DRAW_FRAME* aFrame );
/**
* Test if the given point is within the bounds of this object.
*
* @param aPosition 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.
*
* @todo This should be handled by the field object.
*
* @param unit - The package unit number. Only effects reference field.
* @return Field text.
*/
wxString GetFullText( int unit = 1 );
int GetDefaultColor();
/**
* See LIB_ITEM::BeginEdit().
*/
void BeginEdit( int aEditMode, const wxPoint aStartPoint = wxPoint( 0, 0 ) );
/**
* See LIB_ITEM::ContinueEdit().
*/
bool ContinueEdit( const wxPoint aNextPoint );
/**
* See LIB_ITEM::AbortEdit().
*/
void EndEdit( const wxPoint& aPosition, bool aAbort = false );
void Rotate();
/**
* Sets the field text to \a aText.
*
* This method does more than just 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 );
/**
* @copydoc LIB_ITEM::SetOffset(const wxPoint&)
*/
virtual void SetOffset( const wxPoint& aOffset );
/**
* @copydoc LIB_ITEM::Inside()
*/
virtual bool Inside( EDA_RECT& aRect ) const;
/**
* @copydoc LIB_ITEM::Move()
*/
virtual void Move( const wxPoint& aPosition );
/**
* @copydoc LIB_ITEM::GetPosition()
*/
virtual wxPoint GetPosition() const { return m_Pos; }
/**
* @copydoc LIB_ITEM::MirrorHorizontal()
*/
virtual void MirrorHorizontal( const wxPoint& aCenter );
/**
* @copydoc LIB_ITEM::MirrorVertical()
*/
virtual void MirrorVertical( const wxPoint& aCenter );
/**
* @copydoc LIB_ITEM::Rotate(const wxPoint&,bool)
*/
virtual void Rotate( const wxPoint& aCenter, bool aRotateCCW = true );
/**
* @copydoc LIB_ITEM::Plot()
*/
virtual void Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
const TRANSFORM& aTransform );
/**
* @copydoc LIB_ITEM::GetWidth()
*/
virtual int GetWidth() const { return m_Thickness; }
/**
* @copydoc LIB_ITEM::SetWidth()
*/
virtual void SetWidth( int aWidth ) { m_Thickness = aWidth; }
virtual wxString GetSelectMenuText() const;
virtual BITMAP_DEF GetMenuImage() const { return move_field_xpm; }
private:
virtual EDA_ITEM* doClone() const;
/**
* Function compare
* provides 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.
*
* @param aOther A reference to the other #LIB_ITEM to compare the field against.
* @return An integer value less than 0 if the field is less than \a aOther, zero
* if the field is equal to \a aOther, or greater than 0 if the field is
* greater than \a aOther.
*/
virtual int compare( const LIB_ITEM& aOther ) const;
};
typedef std::vector< LIB_FIELD > LIB_FIELDS;
#endif // CLASS_LIBENTRY_FIELDS_H