240 lines
7.3 KiB
C++
240 lines
7.3 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2019 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 2004-2019 KiCad Developers, see AUTHORS.txt for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file lib_field.h
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*/
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#ifndef CLASS_LIBENTRY_FIELDS_H
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#define CLASS_LIBENTRY_FIELDS_H
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#include <eda_text.h>
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#include <lib_draw_item.h>
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class SCH_LEGACY_PLUGIN_CACHE;
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/**
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* Field object used in symbol libraries. At least MANDATORY_FIELDS are always present
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* in a ram resident library symbol. All constructors must ensure this because
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* the component property editor assumes it.
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* <p>
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* A field is a string linked to a component. Unlike purely graphical text, fields can
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* be used in netlist generation and other tools (BOM).
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*
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* The first 4 fields have a special meaning:
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*
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* 0 = REFERENCE
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* 1 = VALUE
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* 2 = FOOTPRINT (default Footprint)
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* 3 = DATASHEET (user doc link)
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*
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* others = free fields
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* </p>
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*
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* @see enum NumFieldType
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*/
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class LIB_FIELD : public LIB_ITEM, public EDA_TEXT
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{
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int m_id; ///< @see enum NumFieldType
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wxString m_name; ///< Name (not the field text value itself, that is .m_Text)
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/**
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* Print the field.
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* <p>
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* If \a aData not NULL, \a aData must point a wxString which is used instead of
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* the m_Text
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* </p>
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*/
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void print( wxDC* aDC, const wxPoint& aOffset, void* aData,
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const TRANSFORM& aTransform ) override;
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/**
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* Calculate the new circle at \a aPosition when editing.
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*
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* @param aPosition - The position to edit the circle in drawing coordinates.
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*/
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void CalcEdit( const wxPoint& aPosition ) override;
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friend class SCH_LEGACY_PLUGIN_CACHE; // Required to access m_name.
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public:
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LIB_FIELD( int idfield = 2 );
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LIB_FIELD( int aID, wxString& aName );
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LIB_FIELD( LIB_PART * aParent, int idfield = 2 );
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// Do not create a copy constructor. The one generated by the compiler is adequate.
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~LIB_FIELD();
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wxString GetClass() const override
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{
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return wxT( "LIB_FIELD" );
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}
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wxString GetTypeName() override
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{
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return _( "Field" );
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}
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/**
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* Object constructor initialization helper.
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*/
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void Init( int idfield );
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/**
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* Returns the field name.
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*
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* The first four field IDs are reserved and therefore always return their respective
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* names. The user definable fields will return FieldN where N is the ID of the field
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* when the m_name member is empty.
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*
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* @param aTranslate True to return translated field name (default). False to return
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* the english name (useful when the name is used as keyword in
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* netlists ...)
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* @return Name of the field.
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*/
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wxString GetName( bool aTranslate = true ) const;
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/**
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* Set a user definable field name to \a aName.
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*
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* Reserved fields such as value and reference are not renamed. If the field name is
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* changed, the field modified flag is set. If the field is the child of a component,
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* the parent component's modified flag is also set.
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*
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* @param aName - User defined field name.
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*/
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void SetName( const wxString& aName );
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int GetId() const { return m_id; }
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void SetId( int aId ) { m_id = aId; }
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int GetPenSize( ) const override;
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/**
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* Copy parameters of this field to another field. Pointers are not copied.
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*
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* @param aTarget Target field to copy values to.
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*/
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void Copy( LIB_FIELD* aTarget ) const;
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/**
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* @return true if the field value is void (no text in this field)
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*/
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bool IsVoid() const
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{
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return m_Text.IsEmpty();
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}
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void ViewGetLayers( int aLayers[], int& aCount ) const override;
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const EDA_RECT GetBoundingBox() const override;
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void GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITEM >& aList ) override;
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bool HitTest( const wxPoint& aPosition, int aAccuracy = 0 ) const override;
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LIB_FIELD& operator=( const LIB_FIELD& field );
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/**
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* Return the text of a field.
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*
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* If the field is the reference field, the unit number is used to
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* create a pseudo reference text. If the base reference field is U,
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* the string U?A will be returned for unit = 1.
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*
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* @param unit - The package unit number. Only effects reference field.
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* @return Field text.
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*/
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wxString GetFullText( int unit = 1 ) const;
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COLOR4D GetDefaultColor() override;
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void BeginEdit( const wxPoint aStartPoint ) override;
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void Rotate() override;
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/**
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* Sets the field text to \a aText.
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*
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* This method does more than just set the set the field text. There are special
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* cases when changing the text string alone is not enough. If the field is the
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* value field, the parent component's name is changed as well. If the field is
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* being moved, the name change must be delayed until the next redraw to prevent
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* drawing artifacts.
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*
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* @param aText - New text value.
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*/
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void SetText( const wxString& aText ) override;
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void Offset( const wxPoint& aOffset ) override;
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bool Inside( EDA_RECT& aRect ) const override;
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void MoveTo( const wxPoint& aPosition ) override;
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wxPoint GetPosition() const override { return EDA_TEXT::GetTextPos(); }
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void MirrorHorizontal( const wxPoint& aCenter ) override;
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void MirrorVertical( const wxPoint& aCenter ) override;
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void Rotate( const wxPoint& aCenter, bool aRotateCCW = true ) override;
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void Plot( PLOTTER* aPlotter, const wxPoint& aOffset, bool aFill,
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const TRANSFORM& aTransform ) override;
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int GetWidth() const override { return GetThickness(); }
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void SetWidth( int aWidth ) override { SetThickness( aWidth ); }
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wxString GetSelectMenuText( EDA_UNITS_T aUnits ) const override;
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BITMAP_DEF GetMenuImage() const override;
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EDA_ITEM* Clone() const override;
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private:
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/**
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* @copydoc LIB_ITEM::compare()
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*
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* The field specific sort order is as follows:
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*
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* - Field ID, REFERENCE, VALUE, etc.
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* - Field string, case insensitive compare.
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* - Field horizontal (X) position.
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* - Field vertical (Y) position.
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* - Field width.
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* - Field height.
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*/
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int compare( const LIB_ITEM& aOther ) const override;
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};
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typedef std::vector< LIB_FIELD > LIB_FIELDS;
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#endif // CLASS_LIBENTRY_FIELDS_H
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