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kicad/eeschema/class_sch_component.cpp

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/**************************************************************/
/* class_sch_component.cpp : handle the class SCH_COMPONENT */
/**************************************************************/
#include "fctsys.h"
#include "class_drawpanel.h"
#include "gr_basic.h"
#include "common.h"
#include "program.h"
#include "general.h"
#include "macros.h"
#include "protos.h"
#include "class_library.h"
#include <wx/tokenzr.h>
static LIB_COMPONENT* DummyCmp;
/* Descr component <DUMMY> used when a component is not found in library,
* to draw a dummy shape
* This component is a 400 mils square with the text ??
* DEF DUMMY U 0 40 Y Y 1 0 N
* F0 "U" 0 -350 60 H V
* F1 "DUMMY" 0 350 60 H V
* DRAW
* T 0 0 0 150 0 0 0 ??
* S -200 200 200 -200 0 1 0
* ENDDRAW
* ENDDEF
*/
void CreateDummyCmp()
{
DummyCmp = new LIB_COMPONENT( wxEmptyString );
LIB_RECTANGLE* Square = new LIB_RECTANGLE(DummyCmp);
Square->m_Pos = wxPoint( -200, 200 );
Square->m_End = wxPoint( 200, -200 );
LIB_TEXT* Text = new LIB_TEXT(DummyCmp);
Text->m_Size.x = Text->m_Size.y = 150;
Text->m_Text = wxT( "??" );
DummyCmp->AddDrawItem( Square );
DummyCmp->AddDrawItem( Text );
}
SCH_COMPONENT::SCH_COMPONENT( const wxPoint& aPos, SCH_ITEM* aParent ) :
SCH_ITEM( aParent, TYPE_SCH_COMPONENT )
{
Init( aPos );
}
SCH_COMPONENT::SCH_COMPONENT( LIB_COMPONENT& libComponent,
SCH_SHEET_PATH* sheet, int unit, int convert,
const wxPoint& pos, bool setNewItemFlag ) :
SCH_ITEM( NULL, TYPE_SCH_COMPONENT )
{
size_t i;
LIB_FIELD_LIST libFields;
Init( pos );
m_Multi = unit;
m_Convert = convert;
m_ChipName = libComponent.GetName();
m_TimeStamp = GetTimeStamp();
if( setNewItemFlag )
m_Flags = IS_NEW | IS_MOVED;
libComponent.GetFields( libFields );
for( i = 0; i < libFields.size(); i++ )
{
if( libFields[i].m_Text.IsEmpty() && libFields[i].m_Name.IsEmpty() )
continue;
/* Add extra fields if library component has more than the default
* number of fields.
*/
if( (int) i >= GetFieldCount() )
{
while( (int) i >= GetFieldCount() )
{
SCH_FIELD field( wxPoint( 0, 0 ), GetFieldCount(), this,
ReturnDefaultFieldName( i ) );
AddField( field );
}
}
SCH_FIELD* schField = GetField( i );
schField->m_Pos = m_Pos + libFields[i].m_Pos;
schField->ImportValues( libFields[i] );
schField->m_Text = libFields[i].m_Text;
schField->m_Name = ( i < FIELD1 ) ? ReturnDefaultFieldName( i ) :
libFields[i].m_Name;
}
wxString msg = libComponent.GetReferenceField().m_Text;
if( msg.IsEmpty() )
msg = wxT( "U" );
m_PrefixString = msg;
// update the reference -- just the prefix for now.
msg += wxT( "?" );
SetRef( sheet, msg );
/* Use the schematic component name instead of the library value field
* name.
*/
GetField( VALUE )->m_Text = m_ChipName;
}
SCH_COMPONENT::SCH_COMPONENT( const SCH_COMPONENT& aTemplate ) :
SCH_ITEM( NULL, TYPE_SCH_COMPONENT )
{
/* assignment of all fields, including field vector elements, and linked
* list pointers */
*this = aTemplate;
/* set linked list pointers to null, before this they were copies of
* aTemplate's */
Pback = NULL;
Pnext = NULL;
m_Son = NULL;
// Re-parent the fields, which before this had aTemplate as parent
for( int i=0; i<GetFieldCount(); ++i )
{
GetField( i )->SetParent( this );
}
}
void SCH_COMPONENT::Init( const wxPoint& pos )
{
m_Pos = pos;
m_Multi = 0; /* In multi unit chip - which unit to draw. */
m_Convert = 0; /* De Morgan Handling */
/* The rotation/mirror transformation matrix. pos normal */
m_Transform[0][0] = 1;
m_Transform[0][1] = 0;
m_Transform[1][0] = 0;
m_Transform[1][1] = -1;
m_Fields.reserve( NUMBER_OF_FIELDS );
for( int i = 0; i < NUMBER_OF_FIELDS; ++i )
{
SCH_FIELD field( pos, i, this, ReturnDefaultFieldName( i ) );
if( i==REFERENCE )
field.SetLayer( LAYER_REFERENCEPART );
else if( i==VALUE )
field.SetLayer( LAYER_VALUEPART );
// else keep LAYER_FIELDS from SCH_FIELD constructor
// SCH_FIELD's implicitly created copy constructor is called in here
AddField( field );
}
m_PrefixString = wxString( _( "U" ) );
}
/*****************************************************************************
* Routine to draw the given part at given position, transformed/mirror as *
* specified, and in the given drawing mode. Only this one is visible... *
*****************************************************************************/
void SCH_COMPONENT::Draw( WinEDA_DrawPanel* panel, wxDC* DC,
const wxPoint& offset, int DrawMode, int Color,
bool DrawPinText )
{
LIB_COMPONENT* Entry;
int ii;
bool dummy = FALSE;
Entry = CMP_LIBRARY::FindLibraryComponent( m_ChipName );
if( Entry == NULL )
{
/* Create a dummy component if the actual component can not be found. */
dummy = TRUE;
if( DummyCmp == NULL )
CreateDummyCmp();
Entry = DummyCmp;
}
Entry->Draw( panel, DC, m_Pos + offset, dummy ? 0 : m_Multi,
dummy ? 0 : m_Convert, DrawMode, Color, m_Transform,
DrawPinText, false );
SCH_FIELD* field = GetField( REFERENCE );
if( field->IsVisible() && !( field->m_Flags & IS_MOVED ) )
{
if( Entry->GetPartCount() > 1 )
{
field->m_AddExtraText = true;
field->Draw( panel, DC, offset, DrawMode );
}
else
{
field->m_AddExtraText = false;
field->Draw( panel, DC, offset, DrawMode );
}
}
for( ii = VALUE; ii < GetFieldCount(); ii++ )
{
field = GetField( ii );
if( field->m_Flags & IS_MOVED )
continue;
field->Draw( panel, DC, offset, DrawMode );
}
#if 0
/* Draw the component boundary box */
{
EDA_Rect BoundaryBox;
BoundaryBox = GetBoundaryBox();
GRRect( &panel->m_ClipBox, DC, BoundaryBox, BROWN );
#if 1
if( GetField( REFERENCE )->IsVisible() )
{
BoundaryBox = GetField( REFERENCE )->GetBoundaryBox();
GRRect( &panel->m_ClipBox, DC, BoundaryBox, BROWN );
}
if( GetField( VALUE )->IsVisible() )
{
BoundaryBox = GetField( VALUE )->GetBoundaryBox();
GRRect( &panel->m_ClipBox, DC, BoundaryBox, BROWN );
}
#endif
}
#endif
}
/**
* Function AddHierarchicalReference
* adds a full hierarchical reference (path + local reference)
* @param aPath = hierarchical path (/<sheet timestamp>/component timestamp>
* 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 SCH_COMPONENT::AddHierarchicalReference( const wxString& aPath,
const wxString& aRef,
int aMulti )
{
wxString h_path, h_ref;
wxStringTokenizer tokenizer;
wxString separators( wxT( " " ) );
// Search for an existing path and remove it if found (should not occur)
for( unsigned ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
tokenizer.SetString( m_PathsAndReferences[ii], separators );
h_path = tokenizer.GetNextToken();
if( h_path.Cmp( aPath ) == 0 )
{
m_PathsAndReferences.RemoveAt( ii );
ii--;
}
}
h_ref = aPath + wxT( " " ) + aRef;
h_ref << wxT( " " ) << aMulti;
m_PathsAndReferences.Add( h_ref );
}
wxString SCH_COMPONENT::ReturnFieldName( int aFieldNdx ) const
{
SCH_FIELD* field = GetField( aFieldNdx );
if( field )
{
if( !field->m_Name.IsEmpty() )
return field->m_Name;
else
return ReturnDefaultFieldName( aFieldNdx );
}
return wxEmptyString;
}
wxString SCH_COMPONENT::GetPath( SCH_SHEET_PATH* sheet )
{
wxString str;
str.Printf( wxT( "%8.8lX" ), m_TimeStamp );
return sheet->Path() + str;
}
const wxString SCH_COMPONENT::GetRef( SCH_SHEET_PATH* sheet )
{
wxString path = GetPath( sheet );
wxString h_path, h_ref;
wxStringTokenizer tokenizer;
wxString separators( wxT( " " ) );
for( unsigned ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
tokenizer.SetString( m_PathsAndReferences[ii], separators );
h_path = tokenizer.GetNextToken();
if( h_path.Cmp( path ) == 0 )
{
h_ref = tokenizer.GetNextToken();
/* printf( "GetRef hpath: %s\n",
CONV_TO_UTF8( m_PathsAndReferences[ii] ) ); */
return h_ref;
}
}
// if it was not found in m_Paths array, then see if it is in
// m_Field[REFERENCE] -- if so, use this as a default for this path.
// this will happen if we load a version 1 schematic file.
// it will also mean that multiple instances of the same sheet by default
// all have the same component references, but perhaps this is best.
if( !GetField( REFERENCE )->m_Text.IsEmpty() )
{
SetRef( sheet, GetField( REFERENCE )->m_Text );
return GetField( REFERENCE )->m_Text;
}
return m_PrefixString;
}
void SCH_COMPONENT::SetRef( SCH_SHEET_PATH* sheet, const wxString& ref )
{
wxString path = GetPath( sheet );
bool notInArray = true;
wxString h_path, h_ref;
wxStringTokenizer tokenizer;
wxString separators( wxT( " " ) );
// check to see if it is already there before inserting it
for( unsigned ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
tokenizer.SetString( m_PathsAndReferences[ii], separators );
h_path = tokenizer.GetNextToken();
if( h_path.Cmp( path ) == 0 )
{
// just update the reference text, not the timestamp.
h_ref = h_path + wxT( " " ) + ref;
h_ref += wxT( " " );
tokenizer.GetNextToken(); // Skip old reference
h_ref += tokenizer.GetNextToken(); // Add part selection
// Ann the part selection
m_PathsAndReferences[ii] = h_ref;
notInArray = false;
}
}
if( notInArray )
AddHierarchicalReference( path, ref, m_Multi );
SCH_FIELD* rf = GetField( REFERENCE );
if( rf->m_Text.IsEmpty()
|| ( abs( rf->m_Pos.x - m_Pos.x ) +
abs( rf->m_Pos.y - m_Pos.y ) > 10000 ) )
{
// move it to a reasonable position
rf->m_Pos = m_Pos;
rf->m_Pos.x += 50; // a slight offset
rf->m_Pos.y += 50;
}
rf->m_Text = ref; // for drawing.
// Reinit the m_PrefixString member if needed
wxString prefix = ref;
while( prefix.Last() == '?' or isdigit(prefix.Last()) )
prefix.RemoveLast();
if( m_PrefixString != prefix )
m_PrefixString = prefix;
}
/** function SetTimeStamp
* Change the old time stamp to the new time stamp.
* the time stamp is also modified in paths
* @param aNewTimeStamp = new time stamp
*/
void SCH_COMPONENT::SetTimeStamp( long aNewTimeStamp)
{
wxString string_timestamp, string_oldtimestamp;
string_timestamp.Printf(wxT("%8.8X"), aNewTimeStamp);
string_oldtimestamp.Printf(wxT("%8.8X"), m_TimeStamp);
m_TimeStamp = aNewTimeStamp;
for( unsigned ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
m_PathsAndReferences[ii].Replace( string_oldtimestamp.GetData(),
string_timestamp.GetData() );
}
}
/***********************************************************/
//returns the unit selection, for the given sheet path.
/***********************************************************/
int SCH_COMPONENT::GetUnitSelection( SCH_SHEET_PATH* aSheet )
{
wxString path = GetPath( aSheet );
wxString h_path, h_multi;
wxStringTokenizer tokenizer;
wxString separators( wxT( " " ) );
for( unsigned ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
tokenizer.SetString( m_PathsAndReferences[ii], separators );
h_path = tokenizer.GetNextToken();
if( h_path.Cmp( path ) == 0 )
{
tokenizer.GetNextToken(); // Skip reference
h_multi = tokenizer.GetNextToken();
long imulti = 1;
h_multi.ToLong( &imulti );
return imulti;
}
}
// if it was not found in m_Paths array, then use m_Multi.
// this will happen if we load a version 1 schematic file.
return m_Multi;
}
/****************************************************************************/
//Set the unit selection, for the given sheet path.
/****************************************************************************/
void SCH_COMPONENT::SetUnitSelection( SCH_SHEET_PATH* aSheet,
int aUnitSelection )
{
wxString path = GetPath( aSheet );
bool notInArray = true;
wxString h_path, h_ref;
wxStringTokenizer tokenizer;
wxString separators( wxT( " " ) );
//check to see if it is already there before inserting it
for( unsigned ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
tokenizer.SetString( m_PathsAndReferences[ii], separators );
h_path = tokenizer.GetNextToken();
if( h_path.Cmp( path ) == 0 )
{
//just update the unit selection.
h_ref = h_path + wxT( " " );
h_ref += tokenizer.GetNextToken(); // Add reference
h_ref += wxT( " " );
h_ref << aUnitSelection; // Add part selection
// Ann the part selection
m_PathsAndReferences[ii] = h_ref;
notInArray = false;
}
}
if( notInArray )
AddHierarchicalReference( path, m_PrefixString, aUnitSelection );
}
SCH_FIELD* SCH_COMPONENT::GetField( int aFieldNdx ) const
{
const SCH_FIELD* field;
if( (unsigned) aFieldNdx < m_Fields.size() )
field = &m_Fields[aFieldNdx];
else
field = NULL;
wxASSERT( field );
// use case to remove const-ness
return (SCH_FIELD*) field;
}
void SCH_COMPONENT::AddField( const SCH_FIELD& aField )
{
m_Fields.push_back( aField );
}
LIB_PIN* SCH_COMPONENT::GetPin( const wxString& number )
{
LIB_COMPONENT* Entry = CMP_LIBRARY::FindLibraryComponent( m_ChipName );
if( Entry == NULL )
return NULL;
wxASSERT( Entry->isComponent() );
return Entry->GetPin( number, m_Multi, m_Convert );
}
/**
* Function GetBoundaryBox
* returns the orthogonal, bounding box of this object for display purposes.
* This box should be an enclosing perimeter for graphic items and pins.
* this include only fields defined in library
* use GetBoundingBox() to include fields in schematic
*/
EDA_Rect SCH_COMPONENT::GetBoundaryBox() const
{
LIB_COMPONENT* Entry = CMP_LIBRARY::FindLibraryComponent( m_ChipName );
EDA_Rect BoundaryBox;
int x0, xm, y0, ym;
/* Get the basic Boundary box */
if( Entry )
{
BoundaryBox = Entry->GetBoundaryBox( m_Multi, m_Convert );
x0 = BoundaryBox.GetX();
xm = BoundaryBox.GetRight();
// We must reverse Y values, because matrix orientation
// suppose Y axis normal for the library items coordinates,
// m_Transform reverse Y values, but BoundaryBox is already reversed!
y0 = -BoundaryBox.GetY();
ym = -BoundaryBox.GetBottom();
}
else /* if lib Entry not found, give a reasonable size */
{
x0 = y0 = -50;
xm = ym = 50;
}
/* Compute the real Boundary box (rotated, mirrored ...)*/
int x1 = m_Transform[0][0] * x0 + m_Transform[0][1] * y0;
int y1 = m_Transform[1][0] * x0 + m_Transform[1][1] * y0;
int x2 = m_Transform[0][0] * xm + m_Transform[0][1] * ym;
int y2 = m_Transform[1][0] * xm + m_Transform[1][1] * ym;
// H and W must be > 0:
if( x2 < x1 )
EXCHG( x2, x1 );
if( y2 < y1 )
EXCHG( y2, y1 );
BoundaryBox.SetX( x1 );
BoundaryBox.SetY( y1 );
BoundaryBox.SetWidth( x2 - x1 );
BoundaryBox.SetHeight( y2 - y1 );
BoundaryBox.Offset( m_Pos );
return BoundaryBox;
}
/* Used in undo / redo command:
* swap data between this and copyitem
*/
void SCH_COMPONENT::SwapData( SCH_COMPONENT* copyitem )
{
EXCHG( m_ChipName, copyitem->m_ChipName );
EXCHG( m_Pos, copyitem->m_Pos );
EXCHG( m_Multi, copyitem->m_Multi );
EXCHG( m_Convert, copyitem->m_Convert );
EXCHG( m_Transform[0][0], copyitem->m_Transform[0][0] );
EXCHG( m_Transform[0][1], copyitem->m_Transform[0][1] );
EXCHG( m_Transform[1][0], copyitem->m_Transform[1][0] );
EXCHG( m_Transform[1][1], copyitem->m_Transform[1][1] );
m_Fields.swap( copyitem->m_Fields ); // std::vector's swap()
// Reparent items after copying data
// (after swap(), m_Parent member does not point to the right parent):
for( int ii = 0; ii < copyitem->GetFieldCount(); ++ii )
{
copyitem->GetField(ii)->SetParent( copyitem );
}
for( int ii = 0; ii < GetFieldCount(); ++ii )
{
GetField(ii)->SetParent( this );
}
}
void SCH_COMPONENT::Place( WinEDA_SchematicFrame* frame, wxDC* DC )
{
/* save old text in undo list */
if( g_ItemToUndoCopy
&& ( g_ItemToUndoCopy->Type() == Type() )
&& ( ( m_Flags & IS_NEW ) == 0 ) )
{
/* restore old values and save new ones */
SwapData( (SCH_COMPONENT*) g_ItemToUndoCopy );
/* save in undo list */
frame->SaveCopyInUndoList( this, UR_CHANGED );
/* restore new values */
SwapData( (SCH_COMPONENT*) g_ItemToUndoCopy );
SAFE_DELETE( g_ItemToUndoCopy );
}
SCH_ITEM::Place( frame, DC );
}
/**
* Suppress annotation ( i.i IC23 changed to IC? and part reset to 1)
* @param aSheet: SCH_SHEET_PATH value: if NULL remove all annotations,
* else remove annotation relative to this sheetpath
*/
void SCH_COMPONENT::ClearAnnotation( SCH_SHEET_PATH* aSheet )
{
wxString defRef = m_PrefixString;
bool KeepMulti = false;
LIB_COMPONENT* Entry;
wxString separators( wxT( " " ) );
wxArrayString reference_fields;
Entry = CMP_LIBRARY::FindLibraryComponent( m_ChipName );
if( Entry && Entry->m_UnitSelectionLocked )
KeepMulti = true;
while( defRef.Last() == '?' )
defRef.RemoveLast();
defRef.Append( wxT( "?" ) );
wxString multi = wxT( "1" );
// We cannot remove all annotations: part selection must be kept
if( KeepMulti )
{
wxString NewHref;
wxString path;
if( aSheet )
path = GetPath( aSheet );
for( unsigned int ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
// Break hierarchical reference in path, ref and multi selection:
reference_fields = wxStringTokenize( m_PathsAndReferences[ii],
separators );
if( aSheet == NULL || reference_fields[0].Cmp( path ) == 0 )
{
if( KeepMulti ) // Get and keep part selection
multi = reference_fields[2];
NewHref = reference_fields[0];
NewHref << wxT( " " ) << defRef << wxT( " " ) << multi;
m_PathsAndReferences[ii] = NewHref;
}
}
}
else
{
// Empty strings, but does not free memory because a new annotation
// will reuse it
m_PathsAndReferences.Empty();
m_Multi = 1;
}
// These 2 changes do not work in complex hierarchy.
// When a clear annotation is made, the calling function must call a
// UpdateAllScreenReferences for the active sheet.
// But this call cannot made here.
m_Fields[REFERENCE].m_Text = defRef; //for drawing.
}
/******************************************************************/
/* Compute the new matrix transform for a schematic component
* in order to have the requested transform (type_rotate = rot, mirror..)
* which is applied to the initial transform.
*/
/*****************************************************************/
void SCH_COMPONENT::SetOrientation( int aOrientation )
{
int TempMat[2][2];
bool Transform = FALSE;
switch( aOrientation )
{
case CMP_ORIENT_0:
case CMP_NORMAL: /* Position Initiale */
m_Transform[0][0] = 1;
m_Transform[1][1] = -1;
m_Transform[1][0] = m_Transform[0][1] = 0;
break;
case CMP_ROTATE_CLOCKWISE: /* Rotate + */
TempMat[0][0] = TempMat[1][1] = 0;
TempMat[0][1] = 1;
TempMat[1][0] = -1;
Transform = TRUE;
break;
case CMP_ROTATE_COUNTERCLOCKWISE: /* Rotate - */
TempMat[0][0] = TempMat[1][1] = 0;
TempMat[0][1] = -1;
TempMat[1][0] = 1;
Transform = TRUE;
break;
case CMP_MIRROR_Y: /* MirrorY */
TempMat[0][0] = -1;
TempMat[1][1] = 1;
TempMat[0][1] = TempMat[1][0] = 0;
Transform = TRUE;
break;
case CMP_MIRROR_X: /* MirrorX */
TempMat[0][0] = 1;
TempMat[1][1] = -1;
TempMat[0][1] = TempMat[1][0] = 0;
Transform = TRUE;
break;
case CMP_ORIENT_90:
SetOrientation( CMP_ORIENT_0 );
SetOrientation( CMP_ROTATE_COUNTERCLOCKWISE );
break;
case CMP_ORIENT_180:
SetOrientation( CMP_ORIENT_0 );
SetOrientation( CMP_ROTATE_COUNTERCLOCKWISE );
SetOrientation( CMP_ROTATE_COUNTERCLOCKWISE );
break;
case CMP_ORIENT_270:
SetOrientation( CMP_ORIENT_0 );
SetOrientation( CMP_ROTATE_CLOCKWISE );
break;
case ( CMP_ORIENT_0 + CMP_MIRROR_X ):
SetOrientation( CMP_ORIENT_0 );
SetOrientation( CMP_MIRROR_X );
break;
case ( CMP_ORIENT_0 + CMP_MIRROR_Y ):
SetOrientation( CMP_ORIENT_0 );
SetOrientation( CMP_MIRROR_Y );
break;
case ( CMP_ORIENT_90 + CMP_MIRROR_X ):
SetOrientation( CMP_ORIENT_90 );
SetOrientation( CMP_MIRROR_X );
break;
case ( CMP_ORIENT_90 + CMP_MIRROR_Y ):
SetOrientation( CMP_ORIENT_90 );
SetOrientation( CMP_MIRROR_Y );
break;
case ( CMP_ORIENT_180 + CMP_MIRROR_X ):
SetOrientation( CMP_ORIENT_180 );
SetOrientation( CMP_MIRROR_X );
break;
case ( CMP_ORIENT_180 + CMP_MIRROR_Y ):
SetOrientation( CMP_ORIENT_180 );
SetOrientation( CMP_MIRROR_Y );
break;
case ( CMP_ORIENT_270 + CMP_MIRROR_X ):
SetOrientation( CMP_ORIENT_270 );
SetOrientation( CMP_MIRROR_X );
break;
case ( CMP_ORIENT_270 + CMP_MIRROR_Y ):
SetOrientation( CMP_ORIENT_270 );
SetOrientation( CMP_MIRROR_Y );
break;
default:
Transform = FALSE;
wxMessageBox( wxT( "SetRotateMiroir() error: ill value" ) );
break;
}
if( Transform )
{
/* The new matrix transform is the old matrix transform modified by the
* requested transformation, which is the TempMat transform (rot,
* mirror ..) in order to have (in term of matrix transform):
* transform coord = new_m_Transform * coord
* where transform coord is the coord modified by new_m_Transform from
* the initial value coord.
* new_m_Transform is computed (from old_m_Transform and TempMat) to
* have:
* transform coord = old_m_Transform * coord * TempMat
*/
int NewMatrix[2][2];
NewMatrix[0][0] = m_Transform[0][0] * TempMat[0][0] +
m_Transform[1][0] * TempMat[0][1];
NewMatrix[0][1] = m_Transform[0][1] * TempMat[0][0] +
m_Transform[1][1] * TempMat[0][1];
NewMatrix[1][0] = m_Transform[0][0] * TempMat[1][0] +
m_Transform[1][0] * TempMat[1][1];
NewMatrix[1][1] = m_Transform[0][1] * TempMat[1][0] +
m_Transform[1][1] * TempMat[1][1];
m_Transform[0][0] = NewMatrix[0][0];
m_Transform[0][1] = NewMatrix[0][1];
m_Transform[1][0] = NewMatrix[1][0];
m_Transform[1][1] = NewMatrix[1][1];
}
}
/** 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 SCH_COMPONENT::GetOrientation()
{
int type_rotate = CMP_ORIENT_0;
int ComponentMatOrient[2][2];
int ii;
#define ROTATE_VALUES_COUNT 12
// list of all possibilities, but only the first 8 are actually used
int rotate_value[ROTATE_VALUES_COUNT] =
{
CMP_ORIENT_0, CMP_ORIENT_90, CMP_ORIENT_180, CMP_ORIENT_270,
CMP_MIRROR_X + CMP_ORIENT_0, CMP_MIRROR_X + CMP_ORIENT_90,
CMP_MIRROR_X + CMP_ORIENT_180, CMP_MIRROR_X + CMP_ORIENT_270,
CMP_MIRROR_Y + CMP_ORIENT_0, CMP_MIRROR_Y + CMP_ORIENT_90,
CMP_MIRROR_Y + CMP_ORIENT_180, CMP_MIRROR_Y + CMP_ORIENT_270
};
// Try to find the current transform option:
memcpy( ComponentMatOrient, m_Transform, sizeof( ComponentMatOrient ) );
for( ii = 0; ii < ROTATE_VALUES_COUNT; ii++ )
{
type_rotate = rotate_value[ii];
SetOrientation( type_rotate );
if( memcmp( ComponentMatOrient, m_Transform,
sizeof(ComponentMatOrient) ) == 0 )
return type_rotate;
}
// Error: orientation not found in list (should not happen)
wxMessageBox(wxT("Component orientation matrix internal error") );
memcpy( m_Transform, ComponentMatOrient, sizeof( ComponentMatOrient ) );
return CMP_NORMAL;
}
/**
* Returns the coordinated point, depending on the orientation of the
* component (rotation, mirror).
* The coordinates are always relative to the anchor position of the component.
*/
wxPoint SCH_COMPONENT::GetScreenCoord( const wxPoint& coord )
{
wxPoint screenpos;
screenpos.x = m_Transform[0][0] * coord.x + m_Transform[0][1] * coord.y;
screenpos.y = m_Transform[1][0] * coord.x + m_Transform[1][1] * coord.y;
return screenpos;
}
#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 SCH_COMPONENT::Show( int nestLevel, std::ostream& os )
{
// for now, make it look like XML:
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str()
<< " ref=\"" << ReturnFieldName( 0 )
<< '"' << " chipName=\""
<< m_ChipName.mb_str() << '"' << m_Pos
<< " layer=\"" << m_Layer
<< '"' << "/>\n";
// skip the reference, it's been output already.
for( int i = 1; i < GetFieldCount(); ++i )
{
wxString value = GetField( i )->m_Text;
if( !value.IsEmpty() )
{
NestedSpace( nestLevel + 1, os ) << "<field" << " name=\""
<< ReturnFieldName( i ).mb_str()
<< '"' << " value=\""
<< value.mb_str() << "\"/>\n";
}
}
NestedSpace( nestLevel, os ) << "</" << GetClass().Lower().mb_str()
<< ">\n";
}
#endif
bool SCH_COMPONENT::Save( FILE* f ) const
{
int ii;
char Name1[256], Name2[256];
wxArrayString reference_fields;
static wxString delimiters( wxT( " " ) );
//this is redundant with the AR entries below, but it makes the
//files backwards-compatible.
if( m_PathsAndReferences.GetCount() > 0 )
{
reference_fields = wxStringTokenize( m_PathsAndReferences[0],
delimiters );
strncpy( Name1, CONV_TO_UTF8( reference_fields[1] ), sizeof( Name1 ) );
}
else
{
if( GetField( REFERENCE )->m_Text.IsEmpty() )
strncpy( Name1, CONV_TO_UTF8( m_PrefixString ), sizeof( Name1 ) );
else
strncpy( Name1, CONV_TO_UTF8( GetField( REFERENCE )->m_Text ),
sizeof( Name1 ) );
}
for( ii = 0; ii < (int) strlen( Name1 ); ii++ )
{
#if defined(KICAD_GOST)
if( Name1[ii] == ' ' )
#else
if( Name1[ii] <= ' ' )
#endif
Name1[ii] = '~';
}
if( !m_ChipName.IsEmpty() )
{
strncpy( Name2, CONV_TO_UTF8( m_ChipName ), sizeof( Name2 ) );
for( ii = 0; ii < (int) strlen( Name2 ); ii++ )
#if defined(KICAD_GOST)
if( Name2[ii] == ' ' )
#else
if( Name2[ii] <= ' ' )
#endif
Name2[ii] = '~';
}
else
strncpy( Name2, NULL_STRING, sizeof( Name2 ) );
if ( fprintf( f, "$Comp\n" ) == EOF )
return false;
if( fprintf( f, "L %s %s\n", Name2, Name1 ) == EOF )
return false;
/* Generate unit number, convert and time stamp*/
if( fprintf( f, "U %d %d %8.8lX\n", m_Multi, m_Convert,
m_TimeStamp ) == EOF )
return false;
/* Save the position */
if( fprintf( f, "P %d %d\n", m_Pos.x, m_Pos.y ) == EOF )
return false;
/* If this is a complex hierarchy; save hierarchical references.
* but for simple hierarchies it is not necessary.
* the reference inf is already saved
* this is useful for old eeschema version compatibility
*/
if( m_PathsAndReferences.GetCount() > 1 )
{
for( unsigned int ii = 0; ii < m_PathsAndReferences.GetCount(); ii++ )
{
/*format:
* AR Path="/140/2" Ref="C99" Part="1"
* where 140 is the uid of the containing sheet
* and 2 is the timestamp of this component.
* (timestamps are actually 8 hex chars)
* Ref is the conventional component reference for this 'path'
* Part is the conventional component part selection for this 'path'
*/
reference_fields = wxStringTokenize( m_PathsAndReferences[ii],
delimiters );
if( fprintf( f, "AR Path=\"%s\" Ref=\"%s\" Part=\"%s\" \n",
CONV_TO_UTF8( reference_fields[0] ),
CONV_TO_UTF8( reference_fields[1] ),
CONV_TO_UTF8( reference_fields[2] ) ) == EOF )
return false;
}
}
for( int fieldNdx = 0; fieldNdx < GetFieldCount(); ++fieldNdx )
{
SCH_FIELD* field = GetField( fieldNdx );
wxString defaultName = ReturnDefaultFieldName( fieldNdx );
// only save the field if there is a value in the field or if field name
// is different than the default field name
if( field->m_Text.IsEmpty() && defaultName == field->m_Name )
continue;
if( !field->Save( f ) )
return false;
}
/* Unit number, position, box ( old standard ) */
if( fprintf( f, "\t%-4d %-4d %-4d\n", m_Multi, m_Pos.x, m_Pos.y ) == EOF )
return false;
if( fprintf( f, "\t%-4d %-4d %-4d %-4d\n",
m_Transform[0][0], m_Transform[0][1],
m_Transform[1][0], m_Transform[1][1] ) == EOF )
return false;
if( fprintf( f, "$EndComp\n" ) == EOF )
return false;
return true;
}
/**
* Function GetBoundingBox
* returns the orthogonal, 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.
*/
EDA_Rect SCH_COMPONENT::GetBoundingBox()
{
const int PADDING = 40;
// This gives a reasonable approximation (but some things are missing so...)
EDA_Rect bbox = GetBoundaryBox();
// Include BoundingBoxes of fields
for( int ii = 0; ii < GetFieldCount(); ii++ )
{
if( ! GetField( ii )->IsVisible() )
continue;
bbox.Merge( GetField( ii )->GetBoundaryBox() );
}
// ... add padding
bbox.Inflate( PADDING );
return bbox;
}
void SCH_COMPONENT::DisplayInfo( WinEDA_DrawFrame* frame )
{
// search for the component in lib
// Entry and root_component can differ if Entry is an alias
CMP_LIB_ENTRY* Entry = CMP_LIBRARY::FindLibraryEntry( m_ChipName );
LIB_COMPONENT* root_component = CMP_LIBRARY::FindLibraryComponent( m_ChipName );
if( (Entry == NULL) || (root_component == NULL) )
return;
wxString msg;
frame->ClearMsgPanel();
frame->AppendMsgPanel( _( "Reference" ),
GetRef(((WinEDA_SchematicFrame*)frame)->GetSheet()),
DARKCYAN );
if( root_component->isPower() )
msg = _( "Power symbol" );
else
msg = _( "Name" );
frame->AppendMsgPanel( msg, GetField( VALUE )->m_Text, DARKCYAN );
// Display component reference in library and library
frame->AppendMsgPanel( _( "Component" ), m_ChipName, BROWN );
if( Entry->isAlias( ) )
frame->AppendMsgPanel( _( "Alias of" ), root_component->GetName(), BROWN );
frame->AppendMsgPanel( _( "Library" ), Entry->GetLibraryName(), BROWN );
// Display description of the component, and keywords found in lib
frame->AppendMsgPanel( _( "Description" ), Entry->GetDescription(), DARKCYAN );
frame->AppendMsgPanel( _( "Key words" ), Entry->GetKeyWords(), DARKCYAN );
}
/** virtual function Mirror_Y
* mirror item relative to an Y axis
* @param aYaxis_position = the y axis position
*/
void SCH_COMPONENT::Mirror_Y(int aYaxis_position)
{
int dx = m_Pos.x;
SetOrientation( CMP_MIRROR_Y );
m_Pos.x -= aYaxis_position;
NEGATE( m_Pos.x );
m_Pos.x += aYaxis_position;
dx -= m_Pos.x; // dx,0 is the move vector for this transform
for( int ii = 0; ii < GetFieldCount(); ii++ )
{
/* move the fields to the new position because the component itself
* has moved */
GetField( ii )->m_Pos.x -= dx;
}
}
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