222 lines
6.9 KiB
C++
222 lines
6.9 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) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
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* Copyright (C) 1992-2024 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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#ifndef SCH_SHEEET_PIN_H
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#define SCH_SHEEET_PIN_H
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#include <sch_label.h>
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class KIID;
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class LINE_READER;
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class SCH_SHEET;
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/**
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* Define the edge of the sheet that the sheet pin is positioned.
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*
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* SHEET_LEFT_SIDE = 0: pin on left side
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* SHEET_RIGHT_SIDE = 1: pin on right side
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* SHEET_TOP_SIDE = 2: pin on top side
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* SHEET_BOTTOM_SIDE =3: pin on bottom side
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*
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* For compatibility reasons, this does not follow same values as text orientation.
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*/
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enum class SHEET_SIDE
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{
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LEFT = 0,
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RIGHT,
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TOP,
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BOTTOM,
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UNDEFINED
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};
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/**
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* Define a sheet pin (label) used in sheets to create hierarchical schematics.
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*
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* A SCH_SHEET_PIN is used to create a hierarchical sheet in the same way a
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* pin is used in a symbol. It connects the objects in the sheet object
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* to the objects in the schematic page to the objects in the page that is
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* represented by the sheet. In a sheet object, a SCH_SHEET_PIN must be
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* connected to a wire, bus, or label. In the schematic page represented by
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* the sheet, it corresponds to a hierarchical label.
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*/
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class SCH_SHEET_PIN : public SCH_HIERLABEL
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{
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public:
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SCH_SHEET_PIN( SCH_SHEET* parent, const VECTOR2I& pos = VECTOR2I( 0, 0 ),
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const wxString& text = wxEmptyString );
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// Do not create a copy constructor. The one generated by the compiler is adequate.
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~SCH_SHEET_PIN() { }
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static inline bool ClassOf( const EDA_ITEM* aItem )
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{
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return aItem && SCH_SHEET_PIN_T == aItem->Type();
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}
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wxString GetClass() const override
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{
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return wxT( "SCH_SHEET_PIN" );
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}
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bool operator ==( const SCH_SHEET_PIN* aPin ) const;
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bool operator!=( const SCH_SHEET_PIN* aRhs ) const { return !( this == aRhs ); }
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static SHEET_SIDE GetOppositeSide( SHEET_SIDE aSide )
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{
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switch( aSide )
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{
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case SHEET_SIDE::TOP: return SHEET_SIDE::BOTTOM;
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case SHEET_SIDE::BOTTOM: return SHEET_SIDE::TOP;
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case SHEET_SIDE::LEFT: return SHEET_SIDE::RIGHT;
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case SHEET_SIDE::RIGHT: return SHEET_SIDE::LEFT;
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default: return SHEET_SIDE::UNDEFINED;
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}
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}
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/**
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* Return true for items which are moved with the anchor point at mouse cursor
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* and false for items moved with no reference to anchor (usually large items).
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*
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* @return true for a hierarchical sheet pin.
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*/
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bool IsMovableFromAnchorPoint() const override { return true; }
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void Print( const SCH_RENDER_SETTINGS* aSettings, int aUnit, int aBodyStyle,
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const VECTOR2I& aOffset, bool aForceNoFill, bool aDimmed ) override;
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/**
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* Calculate the graphic shape (a polygon) associated to the text.
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*
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* @param aPoints is a buffer to fill with polygon corners coordinates.
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* @param aPos is the position of the shape.
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*/
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void CreateGraphicShape( const RENDER_SETTINGS* aSettings, std::vector<VECTOR2I>& aPoints,
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const VECTOR2I& aPos ) const override;
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void SwapData( SCH_ITEM* aItem ) override;
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int GetPenWidth() const override;
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/**
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* Get the sheet label number.
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*
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* @return Number of the sheet label.
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*/
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int GetNumber() const { return m_number; }
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/**
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* Set the sheet label number.
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*
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* @param aNumber New sheet number label.
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*/
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void SetNumber( int aNumber );
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void SetSide( SHEET_SIDE aEdge );
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SHEET_SIDE GetSide() const;
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/**
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* Adjust label position to edge based on proximity to vertical or horizontal edge
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* of the parent sheet.
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*/
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void ConstrainOnEdge( VECTOR2I aPos, bool aAllowEdgeSwitch );
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/**
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* Get the parent sheet object of this sheet pin.
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*
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* @return The sheet that is the parent of this sheet pin or NULL if it does
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* not have a parent.
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*/
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SCH_SHEET* GetParent() const { return (SCH_SHEET*) m_parent; }
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#if defined(DEBUG)
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void Show( int nestLevel, std::ostream& os ) const override;
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#endif
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// Geometric transforms (used in block operations):
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void Move( const VECTOR2I& aMoveVector ) override
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{
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Offset( aMoveVector );
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}
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void MirrorVertically( int aCenter ) override;
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void MirrorHorizontally( int aCenter ) override;
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void Rotate( const VECTOR2I& aCenter, bool aRotateCCW ) override;
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bool Matches( const EDA_SEARCH_DATA& aSearchData, void* aAuxData ) const override
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{
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return SCH_ITEM::Matches( GetText(), aSearchData );
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}
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bool Replace( const EDA_SEARCH_DATA& aSearchData, void* aAuxData = nullptr ) override
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{
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return EDA_TEXT::Replace( aSearchData );
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}
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bool IsReplaceable() const override { return true; }
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void GetEndPoints( std::vector< DANGLING_END_ITEM >& aItemList ) override;
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bool IsConnectable() const override { return true; }
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bool HasConnectivityChanges( const SCH_ITEM* aItem,
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const SCH_SHEET_PATH* aInstance = nullptr ) const override;
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wxString GetItemDescription( UNITS_PROVIDER* aUnitsProvider, bool aFull ) const override;
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BITMAPS GetMenuImage() const override;
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void SetPosition( const VECTOR2I& aPosition ) override
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{
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ConstrainOnEdge( aPosition, true );
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}
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bool IsPointClickableAnchor( const VECTOR2I& aPos ) const override
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{
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return m_isDangling && GetPosition() == aPos;
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}
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bool HitTest( const VECTOR2I& aPosition, int aAccuracy = 0 ) const override;
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EDA_ITEM* Clone() const override;
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double Similarity( const SCH_ITEM& aOther ) const override;
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bool operator==( const SCH_ITEM& aOther ) const override;
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private:
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int m_number; ///< Label number use for saving sheet label to file.
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///< Sheet label numbering begins at 2.
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///< 0 is reserved for the sheet name.
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///< 1 is reserve for the sheet file name.
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SHEET_SIDE m_edge;
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};
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#endif // SCH_SHEEET_PIN_H
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