kicad/eeschema/class_sch_cmp_field.cpp

256 lines
6.9 KiB
C++

/**************************************************************/
/* class_sch_cmp_field.cpp : handle the class SCH_CMP_FIELD */
/**************************************************************/
/* Fields are texts attached to a component, having a specuial meaning
* Fields 0 and 1 are very important: reference and value
* Field 2 is used as default footprint name.
* Field 3 is reserved (not currently used
* Fields 4 and more are user fields.
* They can be renamed and can appear in reports
*/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "program.h"
#include "libcmp.h"
#include "general.h"
#include "macros.h"
#include "protos.h"
/***************************************************************************/
SCH_CMP_FIELD::SCH_CMP_FIELD( const wxPoint& aPos, int aFieldId, SCH_COMPONENT* aParent, wxString aName ) :
SCH_ITEM( aParent, DRAW_PART_TEXT_STRUCT_TYPE ),
EDA_TextStruct()
/***************************************************************************/
{
m_Pos = aPos;
m_FieldId = aFieldId;
m_AddExtraText = false;
m_Attributs = TEXT_NO_VISIBLE;
m_Name = aName;
SetLayer( LAYER_FIELDS );
}
/************************************/
SCH_CMP_FIELD::~SCH_CMP_FIELD()
/************************************/
{
}
/** Function ImportValues
* copy parameters from a source.
* Pointers and specific values (position, texts) are not copied
* used to init a field from the model read from a lib entry
* @param aSource = the LibDrawField to read
*/
void SCH_CMP_FIELD::ImportValues( const LibDrawField& aSource )
{
m_Orient = aSource.m_Orient;
m_Size = aSource.m_Size;
m_HJustify = aSource.m_HJustify;
m_VJustify = aSource.m_VJustify;
m_Italic = aSource.m_Italic;
m_Width = aSource.m_Width;
m_Attributs = aSource.m_Attributs;
m_Mirror = aSource.m_Mirror;
}
/**************************************************************************/
void SCH_CMP_FIELD::SwapData( SCH_CMP_FIELD* copyitem )
/**************************************************************************/
/* Used if undo / redo command:
* swap data between this and copyitem
*/
{
EXCHG( m_Text, copyitem->m_Text );
EXCHG( m_Layer, copyitem->m_Layer );
EXCHG( m_Pos, copyitem->m_Pos );
EXCHG( m_Size, copyitem->m_Size );
EXCHG( m_Width, copyitem->m_Width );
EXCHG( m_Orient, copyitem->m_Orient );
EXCHG( m_Mirror, copyitem->m_Mirror );
EXCHG( m_Attributs, copyitem->m_Attributs );
EXCHG( m_Italic, copyitem->m_Italic );
EXCHG( m_HJustify, copyitem->m_HJustify );
EXCHG( m_VJustify, copyitem->m_VJustify );
}
/*********************************/
bool SCH_CMP_FIELD::IsVoid()
/*********************************/
/* return True if the field is void, i.e.:
* contains "~" or ""
*/
{
if( m_Text.IsEmpty() || m_Text == wxT( "~" ) )
return true;
return false;
}
/********************************************/
EDA_Rect SCH_CMP_FIELD::GetBoundaryBox() const
/********************************************/
/** Function GetBoundaryBox()
* @return an EDA_Rect contains the real (user coordinates) boundary box for a text field,
* according to the component position, rotation, mirror ...
*
*/
{
EDA_Rect BoundaryBox;
int hjustify, vjustify;
int textlen;
int orient;
int dx, dy, x1, y1, x2, y2;
SCH_COMPONENT* DrawLibItem = (SCH_COMPONENT*) m_Parent;
orient = m_Orient;
wxPoint pos = DrawLibItem->m_Pos;
x1 = m_Pos.x - pos.x;
y1 = m_Pos.y - pos.y;
textlen = GetLength();
if( m_FieldId == REFERENCE ) // Real Text can be U1 or U1A
{
EDA_LibComponentStruct* Entry =
FindLibPart( DrawLibItem->m_ChipName.GetData(), wxEmptyString, FIND_ROOT );
if( Entry && (Entry->m_UnitCount > 1) )
textlen++; // because U1 is show as U1A or U1B ...
}
dx = m_Size.x * textlen;
// Real X Size is 10/9 char size because space between 2 chars is 1/10 X Size
dx = (dx * 10) / 9;
dy = m_Size.y;
hjustify = m_HJustify;
vjustify = m_VJustify;
x2 = pos.x + (DrawLibItem->m_Transform[0][0] * x1)
+ (DrawLibItem->m_Transform[0][1] * y1);
y2 = pos.y + (DrawLibItem->m_Transform[1][0] * x1)
+ (DrawLibItem->m_Transform[1][1] * y1);
/* If the component orientation is +/- 90 deg, the text orientation must be changed */
if( DrawLibItem->m_Transform[0][1] )
{
if( orient == TEXT_ORIENT_HORIZ )
orient = TEXT_ORIENT_VERT;
else
orient = TEXT_ORIENT_HORIZ;
/* is it mirrored (for text justify)*/
EXCHG( hjustify, vjustify );
if( DrawLibItem->m_Transform[1][0] < 0 )
vjustify = -vjustify;
if( DrawLibItem->m_Transform[0][1] > 0 )
hjustify = -hjustify;
}
else /* component horizontal: is it mirrored (for text justify)*/
{
if( DrawLibItem->m_Transform[0][0] < 0 )
hjustify = -hjustify;
if( DrawLibItem->m_Transform[1][1] > 0 )
vjustify = -vjustify;
}
if( orient == TEXT_ORIENT_VERT )
EXCHG( dx, dy );
switch( hjustify )
{
case GR_TEXT_HJUSTIFY_CENTER:
x1 = x2 - (dx / 2);
break;
case GR_TEXT_HJUSTIFY_RIGHT:
x1 = x2 - dx;
break;
default:
x1 = x2;
break;
}
switch( vjustify )
{
case GR_TEXT_VJUSTIFY_CENTER:
y1 = y2 - (dy / 2);
break;
case GR_TEXT_VJUSTIFY_BOTTOM:
y1 = y2 - dy;
break;
default:
y1 = y2;
break;
}
BoundaryBox.SetX( x1 );
BoundaryBox.SetY( y1 );
BoundaryBox.SetWidth( dx );
BoundaryBox.SetHeight( dy );
return BoundaryBox;
}
/*********************************************/
bool SCH_CMP_FIELD::Save( FILE* aFile ) const
/*********************************************/
{
char hjustify = 'C';
if( m_HJustify == GR_TEXT_HJUSTIFY_LEFT )
hjustify = 'L';
else if( m_HJustify == GR_TEXT_HJUSTIFY_RIGHT )
hjustify = 'R';
char vjustify = 'C';
if( m_VJustify == GR_TEXT_VJUSTIFY_BOTTOM )
vjustify = 'B';
else if( m_VJustify == GR_TEXT_VJUSTIFY_TOP )
vjustify = 'T';
if( fprintf( aFile, "F %d \"%s\" %c %-3d %-3d %-3d %4.4X %c %c%c%c",
m_FieldId,
CONV_TO_UTF8( m_Text ),
m_Orient == TEXT_ORIENT_HORIZ ? 'H' : 'V',
m_Pos.x, m_Pos.y,
m_Size.x,
m_Attributs,
hjustify, vjustify,
m_Italic ? 'I' : 'N',
m_Width > 1 ? 'B' : 'N' ) == EOF )
{
return false;
}
// Save field name, if the name is user definable
if( m_FieldId >= FIELD1 )
{
if( fprintf( aFile, " \"%s\"", CONV_TO_UTF8( m_Name ) ) == EOF )
{
return false;
}
}
if( fprintf( aFile, "\n" ) == EOF )
{
return false;
}
return true;
}