kicad/eeschema/sch_component.h

387 lines
14 KiB
C++

/******************************************************/
/* Definitions for the Component classes for EESchema */
/******************************************************/
#ifndef COMPONENT_CLASS_H
#define COMPONENT_CLASS_H
#include "sch_field.h"
#include "transform.h"
#include "general.h"
class SCH_SHEET_PATH;
class LIB_DRAW_ITEM;
class LIB_PIN;
class LIB_COMPONENT;
/// A container for several SCH_FIELD items
typedef std::vector<SCH_FIELD> SCH_FIELDS;
/**
* Class SCH_COMPONENT
* describes a real schematic component
*/
class SCH_COMPONENT : public SCH_ITEM
{
friend class DIALOG_EDIT_COMPONENT_IN_SCHEMATIC;
wxString m_ChipName; ///< Name to look for in the library, i.e. "74LS00".
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.
/**
* 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;
public:
wxPoint m_Pos;
private:
void Init( const wxPoint& pos = wxPoint( 0, 0 ) );
EDA_Rect GetBodyBoundingBox() const;
public:
SCH_COMPONENT( const wxPoint& pos = wxPoint( 0, 0 ), SCH_ITEM* aParent = NULL );
/**
* Create schematic component from library component object.
*
* @param libComponent - Component library object to create schematic
* component from.
* @param sheet - 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_COMPONENT& libComponent, SCH_SHEET_PATH* sheet,
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() { }
virtual wxString GetClass() const
{
return wxT( "SCH_COMPONENT" );
}
wxString GetLibName() const { return m_ChipName; }
void SetLibName( const wxString& aName );
int GetUnit() const { return m_unit; }
void SetUnit( int aUnit );
int GetConvert() const { return m_convert; }
void SetConvert( int aConvert );
wxString GetPrefix() const { return m_prefix; }
TRANSFORM& GetTransform() const { return const_cast< TRANSFORM& >( m_transform ); }
void SetTransform( const TRANSFORM& aTransform );
/**
* Function Save
* writes the data structures for this object out to a FILE in "*.sch" format.
* @param aFile The FILE to write to.
* @return bool - true if success writing else false.
*/
bool Save( FILE* aFile ) const;
/**
* Load schematic component from \a aLine in a .sch file.
*
* @param aLine Essentially this is file to read the component from.
* @param aErrorMsg Description of the error if an error occurs while loading the component.
* @return True if the component loaded successfully.
*/
virtual bool Load( LINE_READER& aLine, wxString& aErrorMsg );
/**
* 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 DisplayInfo( EDA_DRAW_FRAME* frame );
/**
* 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( long aNewTimeStamp );
/**
* Function GetBoundingBox
* returns the bounding box of this object for display purposes. This box should be an
* enclosing perimeter for visible components of this object, and the units should be
* in the pcb or schematic coordinate system. It is OK to overestimate the size by a
* few counts.
* @return The bounding rectangle of the component.
*/
EDA_Rect GetBoundingBox() const;
//-----<Fields>-----------------------------------------------------------
/**
* Function ReturnFieldName
* returns the Field name given a field index like (REFERENCE, VALUE ..)
* @return wxString - the field name or wxEmptyString if invalid field index.
*/
wxString ReturnFieldName( int aFieldNdx ) const;
/**
* 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;
/**
* 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 );
void SetFields( const SCH_FIELDS& aFields )
{
m_Fields = aFields; // vector copying, length is changed possibly
}
//-----</Fields>----------------------------------------------------------
/**
* Function GetFieldCount
* returns the number of fields in this component.
*/
int GetFieldCount() const { return (int) m_Fields.size(); }
/**
* 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 );
virtual void Draw( EDA_DRAW_PANEL* panel,
wxDC* DC,
const wxPoint& offset,
int draw_mode,
int Color = -1 )
{
Draw( panel, DC, offset, draw_mode, Color, true );
}
void Draw( EDA_DRAW_PANEL* panel,
wxDC* DC,
const wxPoint& offset,
int draw_mode,
int Color,
bool DrawPinText );
void SwapData( SCH_COMPONENT* copyitem );
void Place( SCH_EDIT_FRAME* frame, wxDC* DC );
// returns a unique ID, in the form of a path.
wxString GetPath( SCH_SHEET_PATH* sheet );
/**
* Function GetRef
* returns the reference, for the given sheet path.
*/
const wxString GetRef( SCH_SHEET_PATH* sheet );
// Set the reference, for the given sheet path.
void SetRef( 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):
/**
* Function Move
* moves item to a new position by \a aMoveVector.
* @param aMoveVector The displacement to move the component
*/
virtual void Move( const wxPoint& aMoveVector )
{
if( aMoveVector == wxPoint( 0, 0 ) )
return;
m_Pos += aMoveVector;
for( int ii = 0; ii < GetFieldCount(); ii++ )
GetField( ii )->Move( aMoveVector );
SetModified();
}
/**
* Function Mirror_Y
* mirrors the component relative to an Y axis about the \a aYaxis_position.
* @param aYaxis_position The y axis position
*/
virtual void Mirror_Y( int aYaxis_position );
/**
* Function Mirror_X (virtual)
* mirrors item relative to an X axis about the \a aXaxis_position.
* @param aXaxis_position The x axis position
*/
virtual void Mirror_X( int aXaxis_position );
virtual void Rotate( wxPoint rotationPoint );
/**
* Function Matches
* compares component reference and value fields against \a aSearchData.
*
* @param aSearchData Criteria to search against.
* @param aAuxData Pointer to auxiliary data, if needed.
* Used when searching string in REFERENCE field we must know the sheet path
* @param aFindLocation - a wxPoint where to put the location of matched item. can be NULL.
* @return True if this component reference or value field matches the search criteria.
*/
virtual bool Matches( wxFindReplaceData& aSearchData, void* aAuxData, wxPoint* aFindLocation );
virtual void GetEndPoints( std::vector <DANGLING_END_ITEM>& aItemList );
wxPoint GetPinPhysicalPosition( LIB_PIN* Pin );
virtual bool IsSelectStateChanged( const wxRect& aRect );
virtual bool IsConnectable() const { return true; }
virtual void GetConnectionPoints( vector< wxPoint >& aPoints ) const;
/**
* 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_DRAW_ITEM* GetDrawItem( const wxPoint& aPosition, KICAD_T aType = TYPE_NOT_INIT );
#if defined(DEBUG)
/**
* Function Show
* is used to output the object tree, currently for debugging only.
* @param nestLevel An aid to prettier tree indenting, and is the level
* of nesting of this object within the overall tree.
* @param os The ostream& to output to.
*/
void Show( int nestLevel, std::ostream& os );
#endif
private:
virtual bool doHitTest( const wxPoint& aPoint, int aAccuracy, SCH_FILTER_T aFilter ) const;
virtual bool doHitTest( const EDA_Rect& aRect, bool aContained, int aAccuracy ) const;
virtual bool doIsConnected( const wxPoint& aPosition ) const;
virtual EDA_ITEM* doClone() const;
};
#endif /* COMPONENT_CLASS_H */