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kicad/eeschema/sch_component.h

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2014 Dick Hollenbeck, dick@softplc.com
* Copyright (C) 2015-2017 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2017 KiCad Developers, see AUTHORS.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 sch_component.h
* @brief Definition the SCH_COMPONENT class for Eeschema.
*/
#ifndef COMPONENT_CLASS_H
#define COMPONENT_CLASS_H
#include <lib_id.h>
#include <sch_field.h>
#include <transform.h>
#include <general.h>
#include <vector>
#include <lib_draw_item.h>
class SCH_SCREEN;
class SCH_SHEET_PATH;
class LIB_ITEM;
class LIB_PIN;
class LIB_PART;
class NETLIST_OBJECT_LIST;
class LIB_PART;
class PART_LIBS;
class SCH_COLLECTOR;
class SCH_SCREEN;
class SYMBOL_LIB_TABLE;
/// A container for several SCH_FIELD items
typedef std::vector<SCH_FIELD> SCH_FIELDS;
typedef std::weak_ptr<LIB_PART> PART_REF;
extern std::string toUTFTildaText( const wxString& txt );
/**
* Class SCH_COMPONENT
* describes a real schematic component
*/
class SCH_COMPONENT : public SCH_ITEM
{
friend class DIALOG_EDIT_COMPONENT_IN_SCHEMATIC;
public:
enum AUTOPLACED { AUTOPLACED_NO = 0, AUTOPLACED_AUTO, AUTOPLACED_MANUAL };
private:
wxPoint m_Pos;
///< Name and library where symbol was loaded from, i.e. "74xx:74LS00".
LIB_ID m_lib_id;
int m_unit; ///< The unit for multiple part per package components.
int m_convert; ///< The alternate body style for components that have more than
///< one body style defined. Primarily used for components that
///< have a De Morgan conversion.
wxString m_prefix; ///< C, R, U, Q etc - the first character which typically indicates
///< what the component is. Determined, upon placement, from the
///< library component. Created upon file load, by the first
///< non-digits in the reference fields.
TRANSFORM m_transform; ///< The rotation/mirror transformation matrix.
SCH_FIELDS m_Fields; ///< Variable length list of fields.
PART_REF m_part; ///< points into the PROJECT's libraries to the LIB_PART for this component
std::vector<bool> m_isDangling; ///< One isDangling per pin
AUTOPLACED m_fieldsAutoplaced; ///< indicates status of field autoplacement
/**
* A temporary sheet path is required to generate the correct reference designator string
* in complex heirarchies. Hopefully this is only a temporary hack to decouple schematic
* objects from the drawing window until a better design for handling complex heirarchies
* can be implemented.
*/
const SCH_SHEET_PATH* m_currentSheetPath;
/**
* Defines the hierarchical path and reference of the component. This allows support
* for hierarchical sheets that reference the same schematic. The format for the path
* is /&ltsheet time stamp&gt/&ltsheet time stamp&gt/.../&lscomponent time stamp&gt.
* A single / denotes the root sheet.
*/
wxArrayString m_PathsAndReferences;
void Init( const wxPoint& pos = wxPoint( 0, 0 ) );
public:
SCH_COMPONENT( const wxPoint& pos = wxPoint( 0, 0 ), SCH_ITEM* aParent = NULL );
/**
* Create schematic component from library component object.
*
* @param aPart - library part to create schematic component from.
* @param aSheet - Schematic sheet the component is place into.
* @param unit - Part for components that have multiple parts per
* package.
* @param convert - Use the alternate body style for the schematic
* component.
* @param pos - Position to place new component.
* @param setNewItemFlag - Set the component IS_NEW and IS_MOVED flags.
*/
SCH_COMPONENT( LIB_PART& aPart, SCH_SHEET_PATH* aSheet,
int unit = 0, int convert = 0,
const wxPoint& pos = wxPoint( 0, 0 ),
bool setNewItemFlag = false );
/**
* Copy Constructor
* clones \a aComponent into a new object. All fields are copied as is except
* for the linked list management pointers which are set to NULL, and the
* SCH_FIELD's m_Parent pointers which are set to the new parent,
* i.e. this new object.
*/
SCH_COMPONENT( const SCH_COMPONENT& aComponent );
~SCH_COMPONENT() { }
wxString GetClass() const override
{
return wxT( "SCH_COMPONENT" );
}
const wxArrayString& GetPathsAndReferences() const { return m_PathsAndReferences; }
/**
* Virtual function IsMovableFromAnchorPoint
* Return true for items which are moved with the anchor point at mouse cursor
* and false for items moved with no reference to anchor
* Usually return true for small items (labels, junctions) and false for
* items which can be large (hierarchical sheets, compoments)
* @return false for a componant
*/
bool IsMovableFromAnchorPoint() override { return false; }
void SetLibId( const LIB_ID& aName, PART_LIBS* aLibs=NULL );
void SetLibId( const LIB_ID& aLibId, SYMBOL_LIB_TABLE* aSymLibTable );
const LIB_ID& GetLibId() const { return m_lib_id; }
PART_REF& GetPartRef() { return m_part; }
/**
* Return information about the aliased parts
*/
wxString GetAliasDescription() const;
wxString GetAliasDocumentation() const;
/**
* Function Resolve
* [re-]assigns the current LIB_PART from aLibs which this component
* is based on.
* @param aLibs is the current set of LIB_PARTs to choose from.
*/
bool Resolve( PART_LIBS* aLibs );
static void ResolveAll( const SCH_COLLECTOR& aComponents, PART_LIBS* aLibs );
int GetUnit() const { return m_unit; }
/**
* change the unit id to aUnit
* has maening only for multiple parts per package
* Also set the modified flag bit
* @param aUnit = the new unit Id
*/
void SetUnit( int aUnit );
/**
* change the unit id to aUnit
* has maening only for multiple parts per package
* Do not change the modified flag bit, and should be used when
* change is not due to an edition command
* @param aUnit = the new unit Id
*/
void UpdateUnit( int aUnit );
int GetConvert() const { return m_convert; }
void SetConvert( int aConvert );
wxString GetPrefix() const { return m_prefix; }
void SetPrefix( const wxString& aPrefix ) { m_prefix = aPrefix; }
TRANSFORM& GetTransform() const { return const_cast< TRANSFORM& >( m_transform ); }
void SetTransform( const TRANSFORM& aTransform );
/**
* Function GetUnitCount
* returns the number of parts per package of the component.
*
* @return The number of parts per package or zero if the library entry cannot be found.
*/
int GetUnitCount() const;
bool Save( FILE* aFile ) const override;
bool Load( LINE_READER& aLine, wxString& aErrorMsg ) override;
/**
* Function SetOrientation
* computes the new transform matrix based on \a aOrientation for the component which is
* applied to the current transform.
* @param aOrientation The orientation to apply to the transform.
*/
void SetOrientation( int aOrientation );
/**
* Function GetOrientation
* Used to display component orientation (in dialog editor or info)
* @return the orientation and mirror
* Note: Because there are different ways to have a given orientation/mirror,
* the orientation/mirror is not necessary what the used does
* (example : a mirrorX then a mirrorY give no mirror but rotate the
* component).
* So this function find a rotation and a mirror value
* ( CMP_MIRROR_X because this is the first mirror option tested)
* but can differs from the orientation made by an user
* ( a CMP_MIRROR_Y is find as a CMP_MIRROR_X + orientation 180, because
* they are equivalent)
*/
int GetOrientation();
/**
* Function GetScreenCoord
* Returns the coordinated point relative to the orientation of the component of \a aPoint.
* The coordinates are always relative to the anchor position of the component.
* @param aPoint The coordinates to transform.
* @return The transformed point.
*/
wxPoint GetScreenCoord( const wxPoint& aPoint );
void GetMsgPanelInfo( std::vector< MSG_PANEL_ITEM >& aList ) override;
/**
* Function ClearAnnotation
* clears exiting component annotation ( i.i IC23 changed to IC? and part reset to 1)
* @param aSheetPath: SCH_SHEET_PATH value: if NULL remove all annotations,
* else remove annotation relative to this sheetpath
*/
void ClearAnnotation( SCH_SHEET_PATH* aSheetPath );
/**
* Function SetTimeStamp
* changes the time stamp to \a aNewTimeStamp updates the reference path.
* @see m_PathsAndReferences
* @param aNewTimeStamp = new time stamp
*/
void SetTimeStamp( time_t aNewTimeStamp );
const EDA_RECT GetBoundingBox() const override;
/**
* Function GetBodyBoundingBox
* Return a bounding box for the component body but not the fields.
*/
EDA_RECT GetBodyBoundingBox() const;
//-----<Fields>-----------------------------------------------------------
/**
* Function GetField
* returns a field.
* @param aFieldNdx An index into the array of fields, not a field id.
* @return SCH_FIELD* - the field value or NULL if does not exist
*/
SCH_FIELD* GetField( int aFieldNdx ) const;
/**
* Returns text associated with a given field (if such a field exists)
* @aFieldName is the name of the field
*/
wxString GetFieldText( wxString aFieldName, bool aIncludeDefaultFields = true ) const;
/**
* Function GetFields
* populates a std::vector with SCH_FIELDs.
* @param aVector - vector to populate.
* @param aVisibleOnly - if true, only get fields that are visible and contain text.
*/
void GetFields( std::vector<SCH_FIELD*>& aVector, bool aVisibleOnly );
/**
* Function AddField
* adds a field to the component. The field is copied as it is put into
* the component.
* @param aField A const reference to the SCH_FIELD to add.
* @return SCH_FIELD* - the newly inserted field.
*/
SCH_FIELD* AddField( const SCH_FIELD& aField );
/**
* Function FindField
* searches for SCH_FIELD with \a aFieldName and returns it if found, else NULL.
*/
SCH_FIELD* FindField( const wxString& aFieldName, bool aIncludeDefaultFields = true );
void SetFields( const SCH_FIELDS& aFields )
{
m_Fields = aFields; // vector copying, length is changed possibly
}
/**
* Function GetFieldCount
* returns the number of fields in this component.
*/
int GetFieldCount() const { return (int)m_Fields.size(); }
/**
* Function GetFieldsAutoplaced
* returns whether the fields are autoplaced.
*/
AUTOPLACED GetFieldsAutoplaced() const { return m_fieldsAutoplaced; }
/**
* Function ClearFieldsAutoplaced
* Set fields autoplaced flag false.
*/
void ClearFieldsAutoplaced() { m_fieldsAutoplaced = AUTOPLACED_NO; }
/**
* Function AutoplaceFields
* Automatically orient all the fields in the component.
* @param aScreen - the SCH_SCREEN associated with the current instance of the
* component. This can be NULL when aManual is false.
* @param aManual - True if the autoplace was manually initiated (e.g. by a hotkey
* or a menu item). Some more 'intelligent' routines will be used that would be
* annoying if done automatically during moves.
*/
void AutoplaceFields( SCH_SCREEN* aScreen, bool aManual );
/**
* Function AutoAutoplaceFields
* Autoplace fields only if correct to do so automatically. That is, do not
* autoplace if fields have been moved by hand.
* @param aScreen - the SCH_SCREEN associated with the current instance of the
* component.
*/
void AutoAutoplaceFields( SCH_SCREEN* aScreen )
{
if( GetFieldsAutoplaced() )
AutoplaceFields( aScreen, GetFieldsAutoplaced() == AUTOPLACED_MANUAL );
}
//-----</Fields>----------------------------------------------------------
/**
* Function GetPin
* finds a component pin by number.
*
* @param number - The number of the pin to find.
* @return Pin object if found, otherwise NULL.
*/
LIB_PIN* GetPin( const wxString& number );
/**
* Function GetPins
* populate a vector with all the pins.
*/
void GetPins( std::vector<LIB_PIN*>& aPinsList );
/**
* Virtual function, from the base class SCH_ITEM::Draw
*/
void Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
GR_DRAWMODE aDrawMode, COLOR4D aColor = COLOR4D::UNSPECIFIED ) override
{
Draw( aPanel, aDC, aOffset, aDrawMode, aColor, true );
}
/**
* Function Draw, specific to components.
* Draw a component, with or without pin texts.
* @param aPanel DrawPanel to use (can be null) mainly used for clipping purposes.
* @param aDC Device Context (can be null)
* @param aOffset drawing Offset (usually wxPoint(0,0),
* but can be different when moving an object)
* @param aDrawMode GR_OR, GR_XOR, ...
* @param aColor COLOR4D::UNSPECIFIED to use the normal body item color, or use this color if >= 0
* @param aDrawPinText = true to draw pin texts, false to draw only the pin shape
* usually false to draw a component when moving it, and true otherwise.
*/
void Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset,
GR_DRAWMODE aDrawMode, COLOR4D aColor,
bool aDrawPinText );
void SwapData( SCH_ITEM* aItem ) override;
// returns a unique ID, in the form of a path.
wxString GetPath( const SCH_SHEET_PATH* sheet ) const;
/**
* Function IsReferenceStringValid (static)
* Tests for an acceptable reference string
* An acceptable reference string must support unannotation
* i.e starts by letter
* @param aReferenceString = the reference string to validate
* @return true if OK
*/
static bool IsReferenceStringValid( const wxString& aReferenceString );
void SetCurrentSheetPath( const SCH_SHEET_PATH* aSheetPath )
{
m_currentSheetPath = aSheetPath;
}
/**
* Function GetRef
* returns the reference, for the given sheet path.
*/
const wxString GetRef( const SCH_SHEET_PATH* sheet );
/**
* Set the reference, for the given sheet path.
*/
void SetRef( const SCH_SHEET_PATH* sheet, const wxString& ref );
/**
* Function AddHierarchicalReference
* adds a full hierarchical reference (path + local reference)
* @param aPath Hierarchical path (/&ltsheet timestamp&gt/&ltcomponent
* timestamp&gt like /05678E50/A23EF560)
* @param aRef :local reference like C45, R56
* @param aMulti Part selection, used in multi part per package (0 or 1 for non multi)
*/
void AddHierarchicalReference( const wxString& aPath,
const wxString& aRef,
int aMulti );
// returns the unit selection, for the given sheet path.
int GetUnitSelection( SCH_SHEET_PATH* aSheet );
// Set the unit selection, for the given sheet path.
void SetUnitSelection( SCH_SHEET_PATH* aSheet, int aUnitSelection );
// Geometric transforms (used in block operations):
void Move( const wxPoint& aMoveVector ) override
{
if( aMoveVector == wxPoint( 0, 0 ) )
return;
m_Pos += aMoveVector;
for( int ii = 0; ii < GetFieldCount(); ii++ )
GetField( ii )->Move( aMoveVector );
SetModified();
}
void MirrorY( int aYaxis_position ) override;
void MirrorX( int aXaxis_position ) override;
void Rotate( wxPoint aPosition ) override;
bool Matches( wxFindReplaceData& aSearchData, void* aAuxData, wxPoint* aFindLocation ) override;
void GetEndPoints( std::vector<DANGLING_END_ITEM>& aItemList ) override;
/**
* Test if the component's dangling state has changed for one given pin index. As
* a side effect, actually update the dangling status for that pin.
*
* @param aItemList - list of all DANGLING_END_ITEMs to be tested
* @param aLibPins - list of all the LIB_PIN items in this component's symbol
* @param aPin - index into aLibPins that identifies the pin to test
* @return true if the pin's state has changed.
*/
bool IsPinDanglingStateChanged( std::vector<DANGLING_END_ITEM>& aItemList,
LIB_PINS& aLibPins, unsigned aPin );
/**
* Test if the component's dangling state has changed for all pins. As a side
* effect, actually update the dangling status for all pins (does not short-circuit).
*
* @param aItemList - list of all DANGLING_END_ITEMs to be tested
* @return true if any pin's state has changed.
*/
bool IsDanglingStateChanged( std::vector<DANGLING_END_ITEM>& aItemList ) override;
/**
* Return whether any pin has dangling status. Does NOT update the internal status,
* only checks the existing status.
*/
bool IsDangling() const override;
wxPoint GetPinPhysicalPosition( LIB_PIN* Pin );
bool IsSelectStateChanged( const wxRect& aRect ) override;
bool IsConnectable() const override { return true; }
/**
* @return true if the component is in netlist
* which means this is not a power component, or something
* like a component reference starting by #
*/
bool IsInNetlist() const;
void GetConnectionPoints( std::vector<wxPoint>& aPoints ) const override;
SEARCH_RESULT Visit( INSPECTOR inspector, void* testData, const KICAD_T scanTypes[] ) override;
/**
* Function GetDrawItem().
* Return the component library item at \a aPosition that is part of this component.
*
* @param aPosition - Schematic position of the component library object.
* @param aType - Type of component library object to find or any if set to TYPE_NOT_INIT.
* @return A pointer to the component library object if found, otherwise NULL.
*/
LIB_ITEM* GetDrawItem( const wxPoint& aPosition, KICAD_T aType = TYPE_NOT_INIT );
wxString GetSelectMenuText() const override;
BITMAP_DEF GetMenuImage() const override;
void GetNetListItem( NETLIST_OBJECT_LIST& aNetListItems,
SCH_SHEET_PATH* aSheetPath ) override;
bool operator <( const SCH_ITEM& aItem ) const override;
bool operator==( const SCH_COMPONENT& aComponent) const;
bool operator!=( const SCH_COMPONENT& aComponent) const;
SCH_ITEM& operator=( const SCH_ITEM& aItem );
bool IsReplaceable() const override { return true; }
wxPoint GetPosition() const override { return m_Pos; }
void SetPosition( const wxPoint& aPosition ) override { Move( aPosition - m_Pos ); }
bool HitTest( const wxPoint& aPosition, int aAccuracy ) const override;
bool HitTest( const EDA_RECT& aRect, bool aContained = false, int aAccuracy = 0 ) const override;
void Plot( PLOTTER* aPlotter ) override;
EDA_ITEM* Clone() const override;
#if defined(DEBUG)
void Show( int nestLevel, std::ostream& os ) const override;
#endif
private:
bool doIsConnected( const wxPoint& aPosition ) const override;
};
#endif /* COMPONENT_CLASS_H */