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kicad/eeschema/sch_sheet_pin.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2006 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2011 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_sheet_pin.cpp
* @brief Implementation of the SCH_SHEET_PIN class.
*/
#include "fctsys.h"
#include "gr_basic.h"
#include "class_drawpanel.h"
#include "drawtxt.h"
#include "plot_common.h"
#include "trigo.h"
#include "richio.h"
#include "wxEeschemaStruct.h"
#include "general.h"
#include "protos.h"
#include "sch_sheet.h"
#include "kicad_string.h"
/* m_Edge define on which edge the pin is positioned:
*
* 0: pin on left side
* 1: pin on right side
* 2: pin on top side
* 3: pin on bottom side
* for compatibility reasons, this does not follow same values as text
* orientation.
*/
SCH_SHEET_PIN::SCH_SHEET_PIN( SCH_SHEET* parent, const wxPoint& pos, const wxString& text ) :
SCH_HIERLABEL( pos, text, SCH_SHEET_PIN_T )
{
SetParent( parent );
wxASSERT( parent );
m_Layer = LAYER_SHEETLABEL;
m_Pos = pos;
if( parent->IsVerticalOrientation() )
SetEdge( 2 );
else
SetEdge( 0 );
m_Shape = NET_INPUT;
m_IsDangling = true;
m_Number = 2;
}
SCH_SHEET_PIN::SCH_SHEET_PIN( const SCH_SHEET_PIN& aSheetLabel ) :
SCH_HIERLABEL( aSheetLabel )
{
m_Number = aSheetLabel.m_Number;
m_Edge = aSheetLabel.m_Edge;
}
EDA_ITEM* SCH_SHEET_PIN::doClone() const
{
return new SCH_SHEET_PIN( *this );
}
void SCH_SHEET_PIN::Draw( EDA_DRAW_PANEL* aPanel,
wxDC* aDC,
const wxPoint& aOffset,
int aDraw_mode,
int aColor )
{
// The icon selection is handle by the virtual method CreateGraphicShape
// called by ::Draw
SCH_HIERLABEL::Draw( aPanel, aDC, aOffset, aDraw_mode, aColor );
}
void SCH_SHEET_PIN::SwapData( SCH_ITEM* aItem )
{
wxCHECK_RET( aItem->Type() == SCH_SHEET_PIN_T,
wxString::Format( wxT( "SCH_SHEET_PIN object cannot swap data with %s object." ),
GetChars( aItem->GetClass() ) ) );
SCH_SHEET_PIN* pin = ( SCH_SHEET_PIN* ) aItem;
SCH_TEXT::SwapData( (SCH_TEXT*) pin );
int tmp;
tmp = pin->GetNumber();
pin->SetNumber( GetNumber() );
SetNumber( tmp );
tmp = pin->GetEdge();
pin->SetEdge( GetEdge() );
SetEdge( tmp );
}
bool SCH_SHEET_PIN::operator==( const SCH_SHEET_PIN* aPin ) const
{
return aPin == this;
}
int SCH_SHEET_PIN::GetPenSize() const
{
return g_DrawDefaultLineThickness;
}
void SCH_SHEET_PIN::SetNumber( int aNumber )
{
wxASSERT( aNumber >= 2 );
m_Number = aNumber;
}
void SCH_SHEET_PIN::Place( SCH_EDIT_FRAME* aFrame, wxDC* aDC )
{
SCH_SHEET* sheet = (SCH_SHEET*) GetParent();
wxCHECK_RET( (sheet != NULL) && (sheet->Type() == SCH_SHEET_T),
wxT( "Cannot place sheet pin in invalid schematic sheet object." ) );
if( IsNew() )
{
aFrame->SaveCopyInUndoList( sheet, UR_CHANGED );
sheet->AddPin( this );
}
else // Sheet pin already existed and was only moved.
{
aFrame->SaveUndoItemInUndoList( sheet );
}
ClearFlags();
sheet->Draw( aFrame->DrawPanel, aDC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
// Make sure we don't call the abort move function.
aFrame->DrawPanel->SetMouseCapture( NULL, NULL );
aFrame->DrawPanel->EndMouseCapture();
}
void SCH_SHEET_PIN::SetEdge( int aEdge )
{
SCH_SHEET* Sheet = (SCH_SHEET*) GetParent();
/* use -1 to adjust text orientation without changing edge*/
if( aEdge > -1 )
m_Edge = aEdge;
switch( m_Edge )
{
case 0: /* pin on left side*/
m_Pos.x = Sheet->m_Pos.x;
SetOrientation( 2 ); /* Orientation horiz inverse */
break;
case 1: /* pin on right side*/
m_Pos.x = Sheet->m_Pos.x + Sheet->m_Size.x;
SetOrientation( 0 ); /* Orientation horiz normal */
break;
case 2: /* pin on top side*/
m_Pos.y = Sheet->m_Pos.y;
SetOrientation( 3 ); /* Orientation vert BOTTOM */
break;
case 3: /* pin on bottom side*/
m_Pos.y = Sheet->m_Pos.y + Sheet->m_Size.y;
SetOrientation( 1 ); /* Orientation vert UP */
break;
}
}
int SCH_SHEET_PIN::GetEdge() const
{
return m_Edge;
}
void SCH_SHEET_PIN::ConstrainOnEdge( wxPoint Pos )
{
SCH_SHEET* Sheet = (SCH_SHEET*) GetParent();
if( Sheet == NULL )
return;
if( m_Edge<2 ) /*horizontal sheetpin*/
{
if( Pos.x > ( Sheet->m_Pos.x + ( Sheet->m_Size.x / 2 ) ) )
{
SetEdge( 1 );
}
else
{
SetEdge( 0 );
}
m_Pos.y = Pos.y;
if( m_Pos.y < Sheet->m_Pos.y )
m_Pos.y = Sheet->m_Pos.y;
if( m_Pos.y > (Sheet->m_Pos.y + Sheet->m_Size.y) )
m_Pos.y = Sheet->m_Pos.y + Sheet->m_Size.y;
}
else /* vertical sheetpin*/
{
if( Pos.y > ( Sheet->m_Pos.y + ( Sheet->m_Size.y / 2 ) ) )
{
SetEdge( 3 ); //bottom
}
else
{
SetEdge( 2 ); //top
}
m_Pos.x = Pos.x;
if( m_Pos.x < Sheet->m_Pos.x )
m_Pos.x = Sheet->m_Pos.x;
if( m_Pos.x > (Sheet->m_Pos.x + Sheet->m_Size.x) )
m_Pos.x = Sheet->m_Pos.x + Sheet->m_Size.x;
}
}
bool SCH_SHEET_PIN::Save( FILE* aFile ) const
{
int type = 'U', side = 'L';
if( m_Text.IsEmpty() )
return true;
switch( m_Edge )
{
case 0: //pin on left side
side = 'L';
break;
case 1: //pin on right side
side = 'R';
break;
case 2: //pin on top side
side = 'T';
break;
case 3: //pin on bottom side
side = 'B';
break;
}
switch( m_Shape )
{
case NET_INPUT:
type = 'I'; break;
case NET_OUTPUT:
type = 'O'; break;
case NET_BIDI:
type = 'B'; break;
case NET_TRISTATE:
type = 'T'; break;
case NET_UNSPECIFIED:
type = 'U'; break;
}
if( fprintf( aFile, "F%d %s %c %c %-3d %-3d %-3d\n", m_Number,
EscapedUTF8( m_Text ).c_str(), // supplies wrapping quotes
type, side, m_Pos.x, m_Pos.y,
m_Size.x ) == EOF )
{
return false;
}
return true;
}
bool SCH_SHEET_PIN::Load( LINE_READER& aLine, wxString& aErrorMsg )
{
int size;
char number[256];
char name[256];
char connectType[256];
char sheetSide[256];
char* line = aLine.Line();
char* cp;
static const char delims[] = " \t";
// Read coordinates.
// D( printf( "line: \"%s\"\n", line );)
cp = strtok( line, delims );
strncpy( number, cp, sizeof(number) );
number[sizeof(number)-1] = 0;
cp += strlen( number ) + 1;
cp += ReadDelimitedText( name, cp, sizeof(name) );
cp = strtok( cp, delims );
strncpy( connectType, cp, sizeof(connectType) );
connectType[sizeof(connectType)-1] = 0;
cp = strtok( NULL, delims );
strncpy( sheetSide, cp, sizeof(sheetSide) );
sheetSide[sizeof(sheetSide)-1] = 0;
cp += strlen( sheetSide ) + 1;
int r = sscanf( cp, "%d %d %d", &m_Pos.x, &m_Pos.y, &size );
if( r != 3 )
{
aErrorMsg.Printf( wxT( "Eeschema file sheet hierarchical label error at line %d.\n" ),
aLine.LineNumber() );
aErrorMsg << FROM_UTF8( line );
return false;
}
m_Text = FROM_UTF8( name );
if( size == 0 )
size = DEFAULT_SIZE_TEXT;
m_Size.x = m_Size.y = size;
switch( connectType[0] )
{
case 'I':
m_Shape = NET_INPUT;
break;
case 'O':
m_Shape = NET_OUTPUT;
break;
case 'B':
m_Shape = NET_BIDI;
break;
case 'T':
m_Shape = NET_TRISTATE;
break;
case 'U':
m_Shape = NET_UNSPECIFIED;
break;
}
switch( sheetSide[0] )
{
case 'R' : /* pin on right side */
SetEdge( 1 );
break;
case 'T' : /* pin on top side */
SetEdge( 2 );
break;
case 'B' : /* pin on bottom side */
SetEdge( 3 );
break;
case 'L' : /* pin on left side */
default :
SetEdge( 0 );
break;
}
return true;
}
bool SCH_SHEET_PIN::Matches( wxFindReplaceData& aSearchData,
void* aAuxData, wxPoint * aFindLocation )
{
if( SCH_ITEM::Matches( m_Text, aSearchData ) )
{
if( aFindLocation )
*aFindLocation = m_Pos;
return true;
}
return false;
}
void SCH_SHEET_PIN::Mirror_X( int aXaxis_position )
{
int p = m_Pos.y - aXaxis_position;
m_Pos.y = aXaxis_position - p;
switch( m_Edge )
{
case 2:
SetEdge( 3 );
break;
case 3:
SetEdge( 2 );
break;
}
}
void SCH_SHEET_PIN::Mirror_Y( int aYaxis_position )
{
int p = m_Pos.x - aYaxis_position;
m_Pos.x = aYaxis_position - p;
switch( m_Edge )
{
case 0:
SetEdge( 1 );
break;
case 1:
SetEdge( 0 );
break;
}
}
void SCH_SHEET_PIN::Rotate( wxPoint rotationPoint )
{
RotatePoint( &m_Pos, rotationPoint, 900 );
switch( m_Edge )
{
case 0: //pin on left side
SetEdge( 3 );
break;
case 1: //pin on right side
SetEdge( 2 );
break;
case 2: //pin on top side
SetEdge( 0 );
break;
case 3: //pin on bottom side
SetEdge( 1 );
break;
}
}
void SCH_SHEET_PIN::CreateGraphicShape( std::vector <wxPoint>& aPoints, const wxPoint& aPos )
{
/* This is the same icon shapes as SCH_HIERLABEL
* but the graphic icon is slightly different in 2 cases:
* for INPUT type the icon is the OUTPUT shape of SCH_HIERLABEL
* for OUTPUT type the icon is the INPUT shape of SCH_HIERLABEL
*/
int tmp = m_Shape;
switch( m_Shape )
{
case NET_INPUT:
m_Shape = NET_OUTPUT;
break;
case NET_OUTPUT:
m_Shape = NET_INPUT;
break;
default:
break;
}
SCH_HIERLABEL::CreateGraphicShape( aPoints, aPos );
m_Shape = tmp;
}
void SCH_SHEET_PIN::GetEndPoints( std::vector <DANGLING_END_ITEM>& aItemList )
{
DANGLING_END_ITEM item( SHEET_LABEL_END, this );
item.m_Pos = m_Pos;
aItemList.push_back( item );
}
wxString SCH_SHEET_PIN::GetSelectMenuText() const
{
wxString tmp;
tmp.Printf( _( "Hierarchical Sheet Pin %s" ), GetChars( GetText() ) );
return tmp;
}
bool SCH_SHEET_PIN::doHitTest( const wxPoint& aPoint, int aAccuracy ) const
{
EDA_RECT rect = GetBoundingBox();
rect.Inflate( aAccuracy );
return rect.Contains( aPoint );
}
#if defined(DEBUG)
void SCH_SHEET_PIN::Show( int nestLevel, std::ostream& os )
{
// XML output:
wxString s = GetClass();
NestedSpace( nestLevel, os ) << '<' << s.Lower().mb_str() << ">"
<< " pin_name=\"" << TO_UTF8( m_Text )
<< '"' << "/>\n" << std::flush;
// NestedSpace( nestLevel, os ) << "</" << s.Lower().mb_str() << ">\n";
}
#endif
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