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kicad/eeschema/bus-wire-junction.cpp

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/*********************************************************/
/* Modules de creations de Traits, Wires, Bus, Junctions */
/*********************************************************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "program.h"
#include "libcmp.h"
#include "general.h"
#include "protos.h"
/* Routines Locales */
static void Show_Polyline_in_Ghost( WinEDA_DrawPanel* panel, wxDC* DC, bool erase );
static void Segment_in_Ghost( WinEDA_DrawPanel* panel, wxDC* DC, bool erase );
static void AbortCreateNewLine( WinEDA_DrawPanel* Panel, wxDC* DC );
static bool IsTerminalPoint( SCH_SCREEN* screen, const wxPoint& pos, int layer );
static bool IsJunctionNeeded( WinEDA_SchematicFrame* frame, wxPoint& pos );
static void ComputeBreakPoint( EDA_DrawLineStruct* segment, const wxPoint& new_pos );
SCH_ITEM* s_OldWiresList;
wxPoint s_ConnexionStartPoint;
/*********************************************************/
SCH_ITEM* SCH_SCREEN::ExtractWires( bool CreateCopy )
/*********************************************************/
/* Extract the old wires, junctions and busses, an if CreateCopy replace them by a copy.
* Old ones must be put in undo list, and the new ones can be modified by clean up
* safely.
* If an abord command is made, old wires must be put in EEDrawList, and copies must be deleted
* This is because previously stored undo commands can handle pointers on wires or bus,
* and we do not delete wires or bus, we must put they in undo list.
*
* Because cleanup delete and/or modify bus and wires, the more easy is to put all wires in undo list
* and use a new copy of wires for cleanup
*/
{
SCH_ITEM* item, * next_item, * new_item, * List = NULL;
for( item = EEDrawList; item != NULL; item = next_item )
{
next_item = item->Next();
switch( item->Type() )
{
case DRAW_JUNCTION_STRUCT_TYPE:
case DRAW_SEGMENT_STRUCT_TYPE:
RemoveFromDrawList( item );
item->SetNext( List );
List = item;
if( CreateCopy )
{
if( item->Type() == DRAW_JUNCTION_STRUCT_TYPE )
new_item = ( (DrawJunctionStruct*) item )->GenCopy();
else
new_item = ( (EDA_DrawLineStruct*) item )->GenCopy();
new_item->SetNext( EEDrawList );
EEDrawList = new_item;
}
break;
default:
break;
}
}
return List;
}
/*************************************************/
static void RestoreOldWires( SCH_SCREEN* screen )
/*************************************************/
/* Replace the wires in screen->EEDrawList by s_OldWiresList wires.
*/
{
SCH_ITEM* item;
SCH_ITEM* next_item;
for( item = screen->EEDrawList; item != NULL; item = next_item )
{
next_item = item->Next();
switch( item->Type() )
{
case DRAW_JUNCTION_STRUCT_TYPE:
case DRAW_SEGMENT_STRUCT_TYPE:
screen->RemoveFromDrawList( item );
delete item;
break;
default:
break;
}
}
while( s_OldWiresList )
{
next_item = s_OldWiresList->Next();
s_OldWiresList->SetNext( screen->EEDrawList );
screen->EEDrawList = s_OldWiresList;
s_OldWiresList = next_item;
}
}
/*************************************************************/
void WinEDA_SchematicFrame::BeginSegment( wxDC* DC, int type )
/*************************************************************/
/* Create a new segment ( WIRE, BUS ).
*/
{
EDA_DrawLineStruct* oldsegment, * newsegment, * nextsegment;
wxPoint cursorpos = GetScreen()->m_Curseur;
if( GetScreen()->GetCurItem() && (GetScreen()->GetCurItem()->m_Flags == 0) )
GetScreen()->SetCurItem( NULL );
if( GetScreen()->GetCurItem() )
{
switch( GetScreen()->GetCurItem()->Type() )
{
case DRAW_SEGMENT_STRUCT_TYPE:
case DRAW_POLYLINE_STRUCT_TYPE:
break;
default:
return;
}
}
oldsegment = newsegment =
(EDA_DrawLineStruct*) GetScreen()->GetCurItem();
if( !newsegment ) /* first point : Create first wire ou bus */
{
s_ConnexionStartPoint = cursorpos;
s_OldWiresList = ((SCH_SCREEN*)GetScreen())->ExtractWires( TRUE );
((SCH_SCREEN*)GetScreen())->SchematicCleanUp( NULL );
switch( type )
{
default:
newsegment = new EDA_DrawLineStruct( cursorpos, LAYER_NOTES );
break;
case LAYER_WIRE:
newsegment = new EDA_DrawLineStruct( cursorpos, LAYER_WIRE );
/* A junction will be created later, when w'll know the
* segment end position, and if the junction is really needed */
break;
case LAYER_BUS:
newsegment = new EDA_DrawLineStruct( cursorpos, LAYER_BUS );
break;
}
newsegment->m_Flags = IS_NEW;
if( g_HVLines ) // We need 2 segments to go from a given start pint to an end point
{
nextsegment = newsegment->GenCopy();
nextsegment->m_Flags = IS_NEW;
newsegment->SetNext( nextsegment );
nextsegment->SetBack( newsegment );
}
GetScreen()->SetCurItem( newsegment );
DrawPanel->ManageCurseur = Segment_in_Ghost;
DrawPanel->ForceCloseManageCurseur = AbortCreateNewLine;
g_ItemToRepeat = NULL;
}
else /* Trace en cours: Placement d'un point supplementaire */
{
nextsegment = oldsegment->Next();
if( !g_HVLines )
{ /* if only one segment is needed and the current is has len = 0, do not create a new one*/
if( oldsegment->IsNull() )
return;
}
else
{
/* if we want 2 segment and the last two have len = 0, do not create a new one*/
if( oldsegment->IsNull() && nextsegment && nextsegment->IsNull() )
return;
}
DrawPanel->ManageCurseur( DrawPanel, DC, FALSE );
/* Creation du segment suivant ou fin de trac<61> si point sur pin, jonction ...*/
if( IsTerminalPoint( (SCH_SCREEN*)GetScreen(), cursorpos, oldsegment->GetLayer() ) )
{
EndSegment( DC ); return;
}
/* Placement en liste generale */
oldsegment->SetNext( GetScreen()->EEDrawList );
GetScreen()->EEDrawList = oldsegment;
DrawPanel->CursorOff( DC ); // Erase schematic cursor
RedrawOneStruct( DrawPanel, DC, oldsegment, GR_DEFAULT_DRAWMODE );
DrawPanel->CursorOn( DC ); // Display schematic cursor
/* Create a new segment, and chain it after the current new segment */
if( nextsegment )
{
newsegment = nextsegment->GenCopy();
nextsegment->m_Start = newsegment->m_End;
nextsegment->SetNext( NULL );
nextsegment->SetBack( newsegment );
newsegment->SetNext( nextsegment );
newsegment->SetBack( NULL );
}
else
{
newsegment = oldsegment->GenCopy();
newsegment->m_Start = oldsegment->m_End;
}
newsegment->m_End = cursorpos;
oldsegment->m_Flags = SELECTED;
newsegment->m_Flags = IS_NEW;
GetScreen()->SetCurItem( newsegment );
DrawPanel->ManageCurseur( DrawPanel, DC, FALSE );
if( oldsegment->m_Start == s_ConnexionStartPoint )
{ /* This is the first segment: Now we know the start segment position.
* Create a junction if needed. Note: a junction can be needed
* later, if the new segment is merged (after a cleanup) with an older one
* (tested when the connection will be finished)*/
if( IsJunctionNeeded( this, s_ConnexionStartPoint ) )
CreateNewJunctionStruct( DC, s_ConnexionStartPoint );
}
}
}
/***********************************************/
void WinEDA_SchematicFrame::EndSegment( wxDC* DC )
/***********************************************/
/* Called to terminate a bus, wire, or line creation
*/
{
EDA_DrawLineStruct* firstsegment = (EDA_DrawLineStruct*) GetScreen()->GetCurItem();
EDA_DrawLineStruct* lastsegment = firstsegment;
EDA_DrawLineStruct* segment;
if( firstsegment == NULL )
return;
if( (firstsegment->m_Flags & IS_NEW) == 0 )
return;
/* Delete Null segments and Put line it in Drawlist */
lastsegment = firstsegment;
while( lastsegment )
{
EDA_DrawLineStruct* nextsegment = lastsegment->Next();
if( lastsegment->IsNull() )
{
EDA_DrawLineStruct* previous_segment = lastsegment->Back();
if( firstsegment == lastsegment )
firstsegment = nextsegment;
if( nextsegment )
nextsegment->SetBack( NULL );
if( previous_segment )
previous_segment->SetNext( nextsegment );
delete lastsegment;
}
lastsegment = nextsegment;
}
/* put the segment list to the main linked list */
segment = lastsegment = firstsegment;
while( segment )
{
lastsegment = segment;
segment = segment->Next();
lastsegment->SetNext( GetScreen()->EEDrawList );
GetScreen()->EEDrawList = lastsegment;
}
/* Fin de trace */
DrawPanel->ManageCurseur = NULL;
DrawPanel->ForceCloseManageCurseur = NULL;
GetScreen()->SetCurItem( NULL );
wxPoint end_point, alt_end_point;
/* A junction can be needed to connect the last segment
* usually to m_End coordinate.
* But if the last segment is removed by a cleanup, because od redundancy,
* a junction can be needed to connect the previous segment m_End coordinate
* with is also the lastsegment->m_Start coordinate */
if( lastsegment )
{
end_point = lastsegment->m_End;
alt_end_point = lastsegment->m_Start;
}
((SCH_SCREEN*)GetScreen())->SchematicCleanUp( NULL );
/* clear flags and find last segment entered, for repeat function */
segment = (EDA_DrawLineStruct*) GetScreen()->EEDrawList;
while( segment )
{
if( segment->m_Flags )
{
if( !g_ItemToRepeat )
g_ItemToRepeat = segment;
}
segment->m_Flags = 0;
segment = segment->Next();
}
// Automatic place of a junction on the end point, if needed
if( lastsegment )
{
if( IsJunctionNeeded( this, end_point ) )
CreateNewJunctionStruct( DC, end_point );
else if( IsJunctionNeeded( this, alt_end_point ) )
CreateNewJunctionStruct( DC, alt_end_point );
}
/* Automatic place of a junction on the start point if necessary because the
* Cleanup can suppress intermediate points by merging wire segments*/
if( IsJunctionNeeded( this, s_ConnexionStartPoint ) )
CreateNewJunctionStruct( DC, s_ConnexionStartPoint );
TestDanglingEnds( GetScreen()->EEDrawList, DC );
/* Redraw wires and junctions which can be changed by TestDanglingEnds() */
DrawPanel->CursorOff( DC ); // Erase schematic cursor
EDA_BaseStruct* item = GetScreen()->EEDrawList;
while( item )
{
switch( item->Type() )
{
case DRAW_JUNCTION_STRUCT_TYPE:
case DRAW_SEGMENT_STRUCT_TYPE:
DrawPanel->PostDirtyRect(item->GetBoundingBox());
break;
default:
break;
}
item = item->Next();
}
DrawPanel->CursorOn( DC ); // Display schematic cursor
SaveCopyInUndoList( s_OldWiresList, IS_WIRE_IMAGE );
s_OldWiresList = NULL;
GetScreen()->SetModify();
}
/****************************************************************************/
static void Segment_in_Ghost( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
/****************************************************************************/
/* Redraw the segment (g_HVLines == FALSE ) or the two segments (g_HVLines == TRUE )
* from the start point to the cursor, when moving the mouse
*/
{
EDA_DrawLineStruct* CurrentLine =
(EDA_DrawLineStruct*) panel->GetScreen()->GetCurItem();
EDA_DrawLineStruct* segment;
int color;
if( CurrentLine == NULL )
return;
color = ReturnLayerColor( CurrentLine->GetLayer() ) ^ HIGHT_LIGHT_FLAG;
if( erase )
{
segment = CurrentLine;
while( segment )
{
if( !segment->IsNull() ) // Redraw if segment lengtht != 0
RedrawOneStruct( panel, DC, segment, g_XorMode, color );
segment = segment->Next();
}
}
wxPoint endpos = panel->GetScreen()->m_Curseur;
if( g_HVLines ) /* Coerce the line to vertical or horizontal one: */
{
ComputeBreakPoint( CurrentLine, endpos );
}
else
CurrentLine->m_End = endpos;
segment = CurrentLine;
while( segment )
{
if( !segment->IsNull() ) // Redraw if segment lengtht != 0
RedrawOneStruct( panel, DC, segment, g_XorMode, color );
segment = segment->Next();
}
}
/**************************************************************************************/
static void ComputeBreakPoint( EDA_DrawLineStruct* segment, const wxPoint& new_pos )
/**************************************************************************************/
/* compute the middle coordinate for 2 segments, from the start point to new_pos
* with the 2 segments kept H or V only
*/
{
EDA_DrawLineStruct* nextsegment = segment->Next();
wxPoint middle_position = new_pos;
if( nextsegment == NULL )
return;
#if 0
if( ABS( middle_position.x - segment->m_Start.x ) <
ABS( middle_position.y - segment->m_Start.y ) )
middle_position.x = segment->m_Start.x;
else
middle_position.y = segment->m_Start.y;
#else
int iDx = segment->m_End.x - segment->m_Start.x;
int iDy = segment->m_End.y - segment->m_Start.y;
if( iDy != 0 ) // keep the first segment orientation (currently horizontal)
{
middle_position.x = segment->m_Start.x;
}
else if( iDx != 0 ) // keep the first segment orientation (currently vertical)
{
middle_position.y = segment->m_Start.y;
}
else
{
if( ABS( middle_position.x - segment->m_Start.x ) <
ABS( middle_position.y - segment->m_Start.y ) )
middle_position.x = segment->m_Start.x;
else
middle_position.y = segment->m_Start.y;
}
#endif
segment->m_End = middle_position;
nextsegment->m_Start = middle_position;
nextsegment->m_End = new_pos;
}
/*****************************************************************************/
static void Show_Polyline_in_Ghost( WinEDA_DrawPanel* panel, wxDC* DC, bool erase )
/*****************************************************************************/
/* Dessin du du Polyline Fantome lors des deplacements du curseur
*/
{
DrawPolylineStruct* NewPoly =
(DrawPolylineStruct*) panel->GetScreen()->GetCurItem();
int color;
wxPoint endpos;
endpos = panel->GetScreen()->m_Curseur;
color = ReturnLayerColor( NewPoly->GetLayer() );
GRSetDrawMode( DC, g_XorMode );
int idx = NewPoly->GetCornerCount() - 1;
if( g_HVLines )
{
/* Coerce the line to vertical or horizontal one: */
if( ABS( endpos.x - NewPoly->m_PolyPoints[idx].x ) <
ABS( endpos.y - NewPoly->m_PolyPoints[idx].y ) )
endpos.x = NewPoly->m_PolyPoints[idx].x;
else
endpos.y = NewPoly->m_PolyPoints[idx].y;
}
if( erase )
RedrawOneStruct( panel, DC, NewPoly, g_XorMode, color );
NewPoly->m_PolyPoints[idx] = endpos;
RedrawOneStruct( panel, DC, NewPoly, g_XorMode, color );
}
/**********************************************************/
void WinEDA_SchematicFrame::DeleteCurrentSegment( wxDC* DC )
/**********************************************************/
/*
* Routine effacant le dernier trait trace, ou l'element pointe par la souris
*/
{
g_ItemToRepeat = NULL;
if( (GetScreen()->GetCurItem() == NULL)
|| ( (GetScreen()->GetCurItem()->m_Flags & IS_NEW) == 0 ) )
{
return;
}
/* Trace en cours: annulation */
if( GetScreen()->GetCurItem()->Type() == DRAW_POLYLINE_STRUCT_TYPE )
{
Show_Polyline_in_Ghost( DrawPanel, DC, FALSE ); /* Effacement du trace en cours */
}
else
{
Segment_in_Ghost( DrawPanel, DC, FALSE ); /* Effacement du trace en cours */
}
EraseStruct( (SCH_ITEM*) GetScreen()->GetCurItem(), (SCH_SCREEN*)GetScreen() );
DrawPanel->ManageCurseur = NULL;
GetScreen()->SetCurItem( NULL );
}
/***************************************************************************/
DrawJunctionStruct* WinEDA_SchematicFrame::CreateNewJunctionStruct(
wxDC* DC, const wxPoint& pos, bool PutInUndoList )
/***************************************************************************/
/* Routine to create new connection struct.
*/
{
DrawJunctionStruct* NewJunction;
NewJunction = new DrawJunctionStruct( pos );
g_ItemToRepeat = NewJunction;
DrawPanel->CursorOff( DC ); // Erase schematic cursor
RedrawOneStruct( DrawPanel, DC, NewJunction, GR_DEFAULT_DRAWMODE );
DrawPanel->CursorOn( DC ); // Display schematic cursor
NewJunction->SetNext( GetScreen()->EEDrawList );
GetScreen()->EEDrawList = NewJunction;
GetScreen()->SetModify();
if( PutInUndoList )
SaveCopyInUndoList( NewJunction, IS_NEW );
return NewJunction;
}
/*******************************************************************************/
DrawNoConnectStruct* WinEDA_SchematicFrame::CreateNewNoConnectStruct( wxDC* DC )
/*******************************************************************************/
/*Routine to create new NoConnect struct. ( Symbole de Non Connexion)
*/
{
DrawNoConnectStruct* NewNoConnect;
NewNoConnect = new DrawNoConnectStruct( GetScreen()->m_Curseur );
g_ItemToRepeat = NewNoConnect;
DrawPanel->CursorOff( DC ); // Erase schematic cursor
RedrawOneStruct( DrawPanel, DC, NewNoConnect, GR_DEFAULT_DRAWMODE );
DrawPanel->CursorOn( DC ); // Display schematic cursor
NewNoConnect->SetNext( GetScreen()->EEDrawList );
GetScreen()->EEDrawList = NewNoConnect;
GetScreen()->SetModify();
SaveCopyInUndoList( NewNoConnect, IS_NEW );
return NewNoConnect;
}
/*****************************************************************/
static void AbortCreateNewLine( WinEDA_DrawPanel* Panel, wxDC* DC )
/*****************************************************************/
/* Abort function for wire, bus or line creation
*/
{
SCH_SCREEN* Screen = (SCH_SCREEN*) Panel->GetScreen();
if( Screen->GetCurItem() ) /* trace en cours */
{
Panel->ManageCurseur( Panel, DC, FALSE );
Panel->ManageCurseur = NULL;
Panel->ForceCloseManageCurseur = NULL;
EraseStruct( (SCH_ITEM*) Screen->GetCurItem(), (SCH_SCREEN*) Screen );
Screen->SetCurItem( NULL );
RestoreOldWires( Screen );
}
else
g_ItemToRepeat = NULL; // Fin de commande generale
/* Clear m_Flags wich is used in edit functions: */
SCH_ITEM* item = Screen->EEDrawList;
while( item )
{
item->m_Flags = 0;
item = item->Next();
}
}
/***************************************************/
void WinEDA_SchematicFrame::RepeatDrawItem( wxDC* DC )
/***************************************************/
/* Routine de recopie du dernier element dessine
* Les elements duplicables sont
* fils, bus, traits, textes, labels
* Les labels termines par un nombre seront incrementes
*/
{
wxPoint new_pos;
if( g_ItemToRepeat == NULL )
return;
switch( g_ItemToRepeat->Type() )
{
case DRAW_JUNCTION_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawJunctionStruct*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
break;
case DRAW_NOCONNECT_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawNoConnectStruct*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
break;
case TYPE_SCH_TEXT:
#undef STRUCT
#define STRUCT ( (SCH_TEXT*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
/*** Increment du numero de label ***/
IncrementLabelMember( STRUCT->m_Text );
break;
case TYPE_SCH_LABEL:
#undef STRUCT
#define STRUCT ( (SCH_LABEL*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
/*** Increment du numero de label ***/
IncrementLabelMember( STRUCT->m_Text );
break;
case TYPE_SCH_HIERLABEL:
#undef STRUCT
#define STRUCT ( (SCH_HIERLABEL*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
/*** Increment du numero de label ***/
IncrementLabelMember( STRUCT->m_Text );
break;
case TYPE_SCH_GLOBALLABEL:
#undef STRUCT
#define STRUCT ( (SCH_GLOBALLABEL*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
/*** Increment du numero de label ***/
IncrementLabelMember( STRUCT->m_Text );
break;
case DRAW_SEGMENT_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (EDA_DrawLineStruct*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Start += g_RepeatStep;
new_pos = STRUCT->m_Start;
STRUCT->m_End += g_RepeatStep;
break;
case DRAW_BUSENTRY_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawBusEntryStruct*) g_ItemToRepeat )
g_ItemToRepeat = STRUCT->GenCopy();
STRUCT->m_Pos += g_RepeatStep;
new_pos = STRUCT->m_Pos;
break;
case TYPE_SCH_COMPONENT: // In repeat command the new component is put in move mode
#undef STRUCT
#define STRUCT ( (SCH_COMPONENT*) g_ItemToRepeat )
// Create the duplicate component, position = mouse cursor
g_ItemToRepeat = STRUCT->GenCopy();
new_pos.x = GetScreen()->m_Curseur.x - STRUCT->m_Pos.x;
new_pos.y = GetScreen()->m_Curseur.y - STRUCT->m_Pos.y;
STRUCT->m_Pos = GetScreen()->m_Curseur;
STRUCT->m_Flags = IS_NEW;
STRUCT->m_TimeStamp = GetTimeStamp();
for( int ii = 0; ii < STRUCT->GetFieldCount(); ii++ )
{
STRUCT->GetField(ii)->m_Pos += new_pos;
}
RedrawOneStruct( DrawPanel, DC, STRUCT, g_XorMode );
StartMovePart( STRUCT, DC );
return;
break;
default:
g_ItemToRepeat = NULL;
DisplayError( this, wxT( "Repeat Type Error" ), 10 );
break;
}
if( g_ItemToRepeat )
{
g_ItemToRepeat->SetNext( GetScreen()->EEDrawList );
GetScreen()->EEDrawList = g_ItemToRepeat;
TestDanglingEnds( GetScreen()->EEDrawList, NULL );
RedrawOneStruct( DrawPanel, DC, g_ItemToRepeat, GR_DEFAULT_DRAWMODE );
SaveCopyInUndoList( g_ItemToRepeat, IS_NEW );
g_ItemToRepeat->m_Flags = 0;
// GetScreen()->Curseur = new_pos;
// DrawPanel->MouseTo( DrawPanel->CursorScreenPosition() );
}
}
/******************************************/
void IncrementLabelMember( wxString& name )
/******************************************/
/* Routine incrementant les labels, c'est a dire pour les textes finissant
* par un nombre, ajoutant <RepeatDeltaLabel> a ce nombre
*/
{
int ii, nn;
long number = 0;
ii = name.Len() - 1; nn = 0;
if( !isdigit( name.GetChar( ii ) ) )
return;
while( (ii >= 0) && isdigit( name.GetChar( ii ) ) )
{
ii--; nn++;
}
ii++; /* digits are starting at ii position */
wxString litt_number = name.Right( nn );
if( litt_number.ToLong( &number ) )
{
number += g_RepeatDeltaLabel;
name.Remove( ii ); name << number;
}
}
/***************************************************************************/
static bool IsTerminalPoint( SCH_SCREEN* screen, const wxPoint& pos, int layer )
/***************************************************************************/
/* Returne TRUE si pos est un point possible pour terminer automatiquement un
* segment, c'est a dire pour
* - type WIRE, si il y a
* - une jonction
* - ou une pin
* - ou une extr<74>mit<69> unique de fil
*
* - type BUS, si il y a
* - ou une extr<74>mit<69> unique de BUS
*/
{
EDA_BaseStruct* item;
LibDrawPin* pin;
SCH_COMPONENT* LibItem = NULL;
Hierarchical_PIN_Sheet_Struct* pinsheet;
wxPoint itempos;
switch( layer )
{
case LAYER_BUS:
item = PickStruct( pos, screen, BUSITEM );
if( item )
return TRUE;
pinsheet = LocateAnyPinSheet( pos, screen->EEDrawList );
if( pinsheet && IsBusLabel( pinsheet->m_Text ) )
{
itempos = pinsheet->m_Pos;
if( (itempos.x == pos.x) && (itempos.y == pos.y) )
return TRUE;
}
break;
case LAYER_NOTES:
item = PickStruct( pos, screen, DRAWITEM );
if( item )
return TRUE;
break;
case LAYER_WIRE:
item = PickStruct( pos, screen, RACCORDITEM | JUNCTIONITEM );
if( item )
return TRUE;
pin = LocateAnyPin( screen->EEDrawList, pos, &LibItem );
if( pin && LibItem )
{
// calcul de la position exacte du point de connexion de la pin,
// selon orientation du composant:
itempos = LibItem->GetScreenCoord( pin->m_Pos );
itempos.x += LibItem->m_Pos.x;
itempos.y += LibItem->m_Pos.y;
if( (itempos.x == pos.x) && (itempos.y == pos.y) )
return TRUE;
}
item = PickStruct( pos, screen, WIREITEM );
if( item )
return TRUE;
item = PickStruct( pos, screen, LABELITEM );
if( item && (item->Type() != TYPE_SCH_TEXT)
&& ( ( (SCH_GLOBALLABEL*) item )->m_Pos.x == pos.x )
&& ( ( (SCH_GLOBALLABEL*) item )->m_Pos.y == pos.y ) )
return TRUE;
pinsheet = LocateAnyPinSheet( pos, screen->EEDrawList );
if( pinsheet && !IsBusLabel( pinsheet->m_Text ) )
{
itempos = pinsheet->m_Pos;
if( (itempos.x == pos.x) && (itempos.y == pos.y) )
return TRUE;
}
break;
default:
break;
}
return FALSE;
}
/****************************************************************/
bool IsJunctionNeeded( WinEDA_SchematicFrame* frame, wxPoint& pos )
/****************************************************************/
/* Return True when a wire is located at pos "pos" if
* - there is no junction.
* - The wire has no ends at pos "pos",
* and therefore it is considered as no connected.
* - One (or more) wire has one end at pos "pos"
* or
* - a pin is on location pos
*/
{
if( PickStruct( pos, frame->GetScreen(), JUNCTIONITEM ) )
return FALSE;
if( PickStruct( pos, frame->GetScreen(), WIREITEM | EXCLUDE_WIRE_BUS_ENDPOINTS ) )
{
if( PickStruct( pos, frame->GetScreen(), WIREITEM | WIRE_BUS_ENDPOINTS_ONLY ) )
return TRUE;
if( frame->LocatePinEnd( frame->GetScreen()->EEDrawList, pos ) )
return TRUE;
}
return FALSE;
}
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