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kicad/eeschema/dangling_ends.cpp

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/*********************/
/* dangling_ends.cpp */
/*********************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "program.h"
#include "libcmp.h"
#include "general.h"
#include "netlist.h" /* Definitions generales liees au calcul de netliste */
#include "protos.h"
enum End_Type {
UNKNOWN = 0,
WIRE_START_END,
WIRE_END_END,
BUS_START_END,
BUS_END_END,
JUNCTION_END,
PIN_END,
LABEL_END,
ENTRY_END,
SHEET_LABEL_END
};
class DanglingEndHandle
{
public:
const void* m_Item;
wxPoint m_Pos;
int m_Type;
DanglingEndHandle* m_Pnext;
DanglingEndHandle( int type ) {
m_Item = NULL;
m_Type = type;
m_Pnext = NULL;
}
};
DanglingEndHandle* ItemList;
static void TestWireForDangling( EDA_DrawLineStruct* DrawRef,
WinEDA_SchematicFrame* frame, wxDC* DC );
void TestLabelForDangling( DrawTextStruct* label,
WinEDA_SchematicFrame* frame, wxDC* DC );
DanglingEndHandle* RebuildEndList( EDA_BaseStruct* DrawList );
/**********************************************************/
bool SegmentIntersect( int Sx1, int Sy1, int Sx2, int Sy2,
int Px1, int Py1 )
/**********************************************************/
/* Retourne TRUE si le point P est sur le segment S.
* Le segment est suppose horizontal ou vertical.
*/
{
int Sxmin, Sxmax, Symin, Symax;
if( Sx1 == Sx2 ) /* Line S is vertical. */
{
Symin = MIN( Sy1, Sy2 ); Symax = MAX( Sy1, Sy2 );
if( Px1 != Sx1 )
return FALSE;
if( Py1 >= Symin && Py1 <= Symax )
return TRUE;
else
return FALSE;
}
else if( Sy1 == Sy2 ) /* Line S is horizontal. */
{
Sxmin = MIN( Sx1, Sx2 ); Sxmax = MAX( Sx1, Sx2 );
if( Py1 != Sy1 )
return FALSE;
if( Px1 >= Sxmin && Px1 <= Sxmax )
return TRUE;
else
return FALSE;
}
else
return FALSE; // Segments quelconques
}
/******************************************************************************/
void WinEDA_SchematicFrame::TestDanglingEnds( EDA_BaseStruct* DrawList, wxDC* DC )
/******************************************************************************/
/* Met a jour les membres m_Dangling des wires, bus, labels
*/
{
EDA_BaseStruct* DrawItem;
const DanglingEndHandle* DanglingItem, * nextitem;
if( ItemList )
for( DanglingItem = ItemList; DanglingItem != NULL; DanglingItem = nextitem )
{
nextitem = DanglingItem->m_Pnext;
delete DanglingItem;
}
ItemList = RebuildEndList( DrawList );
// Controle des elements
for( DrawItem = DrawList; DrawItem != NULL; DrawItem = DrawItem->Pnext )
{
switch( DrawItem->m_StructType )
{
case DRAW_GLOBAL_LABEL_STRUCT_TYPE:
case DRAW_LABEL_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawLabelStruct*) DrawItem )
TestLabelForDangling( STRUCT, this, DC );
break;
break;
case DRAW_SEGMENT_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (EDA_DrawLineStruct*) DrawItem )
if( STRUCT->m_Layer == LAYER_WIRE )
{
TestWireForDangling( STRUCT, this, DC );
break;
}
if( STRUCT->m_Layer == LAYER_NOTES )
break;
if( STRUCT->m_Layer == LAYER_BUS )
{
STRUCT->m_StartIsDangling =
STRUCT->m_EndIsDangling = FALSE;
break;
}
break;
default:
;
}
}
}
/********************************************************************/
LibDrawPin* WinEDA_SchematicFrame::LocatePinEnd( EDA_BaseStruct* DrawList,
const wxPoint& pos )
/********************************************************************/
/* Teste si le point de coordonn<6E>es pos est sur l'extr<74>mit<69> d'une PIN
* retourne un pointeur sur la pin
* NULL sinon
*/
{
EDA_SchComponentStruct* DrawLibItem;
LibDrawPin* Pin;
wxPoint pinpos;
Pin = LocateAnyPin( DrawList, pos, &DrawLibItem );
if( !Pin )
return NULL;
pinpos = Pin->m_Pos;
if( DrawLibItem == NULL )
pinpos.y = -pinpos.y;
else
{
int x1 = pinpos.x, y1 = pinpos.y;
pinpos.x = DrawLibItem->m_Pos.x + DrawLibItem->m_Transform[0][0] * x1
+ DrawLibItem->m_Transform[0][1] * y1;
pinpos.y = DrawLibItem->m_Pos.y + DrawLibItem->m_Transform[1][0] * x1
+ DrawLibItem->m_Transform[1][1] * y1;
}
if( (pos.x == pinpos.x) && (pos.y == pinpos.y) )
return Pin;
return NULL;
}
/****************************************************************************/
void TestWireForDangling( EDA_DrawLineStruct* DrawRef,
WinEDA_SchematicFrame* frame, wxDC* DC )
/****************************************************************************/
{
DanglingEndHandle* terminal_item;
bool Sdangstate = TRUE, Edangstate = TRUE;
for( terminal_item = ItemList; terminal_item != NULL;
terminal_item = terminal_item->m_Pnext )
{
if( terminal_item->m_Item == DrawRef )
continue;
if( (DrawRef->m_Start.x == terminal_item->m_Pos.x)
&& (DrawRef->m_Start.y == terminal_item->m_Pos.y) )
Sdangstate = FALSE;
if( (DrawRef->m_End.x == terminal_item->m_Pos.x)
&& (DrawRef->m_End.y == terminal_item->m_Pos.y) )
Edangstate = FALSE;
if( (Sdangstate == FALSE) && (Edangstate == FALSE) )
break;
}
if( (Sdangstate != DrawRef->m_StartIsDangling)
|| (Edangstate != DrawRef->m_EndIsDangling) )
{
if( DC )
RedrawOneStruct( frame->DrawPanel, DC, DrawRef, g_XorMode );
DrawRef->m_StartIsDangling = Sdangstate;
DrawRef->m_EndIsDangling = Edangstate;
if( DC )
RedrawOneStruct( frame->DrawPanel, DC, DrawRef, GR_DEFAULT_DRAWMODE );
}
}
/********************************************************/
void TestLabelForDangling( DrawTextStruct* label,
WinEDA_SchematicFrame* frame, wxDC* DC )
/********************************************************/
{
DanglingEndHandle* terminal_item;
bool dangstate = TRUE;
for( terminal_item = ItemList; terminal_item != NULL;
terminal_item = terminal_item->m_Pnext )
{
if( terminal_item->m_Item == label )
continue;
switch( terminal_item->m_Type )
{
case PIN_END:
case LABEL_END:
case SHEET_LABEL_END:
if( (label->m_Pos.x == terminal_item->m_Pos.x)
&& (label->m_Pos.y == terminal_item->m_Pos.y) )
dangstate = FALSE;
break;
case WIRE_START_END:
case BUS_START_END:
dangstate = !SegmentIntersect( terminal_item->m_Pos.x,
terminal_item->m_Pos.y,
terminal_item->m_Pnext->m_Pos.x,
terminal_item->m_Pnext->m_Pos.y,
label->m_Pos.x, label->m_Pos.y );
terminal_item = terminal_item->m_Pnext;
break;
case UNKNOWN:
case JUNCTION_END:
case ENTRY_END:
case WIRE_END_END:
case BUS_END_END:
break;
}
if( dangstate == FALSE )
break;
}
if( dangstate != label->m_IsDangling )
{
if( DC )
RedrawOneStruct( frame->DrawPanel, DC, label, g_XorMode );
label->m_IsDangling = dangstate;
if( DC )
RedrawOneStruct( frame->DrawPanel, DC, label, GR_DEFAULT_DRAWMODE );
}
}
/****************************************************/
wxPoint ReturnPinPhysicalPosition( LibDrawPin* Pin,
EDA_SchComponentStruct* DrawLibItem )
/****************************************************/
/* Retourne la position physique de la pin, qui d<>pend de l'orientation
* du composant */
{
wxPoint PinPos = Pin->m_Pos;
if( DrawLibItem == NULL )
PinPos.y = -PinPos.y;
else
{
int x = Pin->m_Pos.x, y = Pin->m_Pos.y;
PinPos.x = DrawLibItem->m_Pos.x + DrawLibItem->m_Transform[0][0] * x
+ DrawLibItem->m_Transform[0][1] * y;
PinPos.y = DrawLibItem->m_Pos.y + DrawLibItem->m_Transform[1][0] * x
+ DrawLibItem->m_Transform[1][1] * y;
}
return PinPos;
}
/***********************************************************/
DanglingEndHandle* RebuildEndList( EDA_BaseStruct* DrawList )
/***********************************************************/
{
DanglingEndHandle* StartList = NULL, * item, * lastitem = NULL;
EDA_BaseStruct* DrawItem;
for( DrawItem = DrawList; DrawItem != NULL; DrawItem = DrawItem->Pnext )
{
switch( DrawItem->m_StructType )
{
case DRAW_LABEL_STRUCT_TYPE:
break;
case DRAW_GLOBAL_LABEL_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawGlobalLabelStruct*) DrawItem )
item = new DanglingEndHandle( LABEL_END );
item->m_Item = DrawItem;
item->m_Pos = STRUCT->m_Pos;
if( lastitem )
lastitem->m_Pnext = item;
else
StartList = item;
lastitem = item;
break;
case DRAW_SEGMENT_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (EDA_DrawLineStruct*) DrawItem )
if( STRUCT->m_Layer == LAYER_NOTES )
break;
if( (STRUCT->m_Layer == LAYER_BUS) || (STRUCT->m_Layer == LAYER_WIRE) )
{
item = new DanglingEndHandle( (STRUCT->m_Layer == LAYER_BUS) ?
BUS_START_END : WIRE_START_END );
item->m_Item = DrawItem;
item->m_Pos = STRUCT->m_Start;
if( lastitem )
lastitem->m_Pnext = item;
else
StartList = item;
lastitem = item;
item = new DanglingEndHandle( (STRUCT->m_Layer == LAYER_BUS) ?
BUS_END_END : WIRE_END_END );
item->m_Item = DrawItem;
item->m_Pos = STRUCT->m_End;
lastitem->m_Pnext = item;
lastitem = item;
}
break;
case DRAW_JUNCTION_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawJunctionStruct*) DrawItem )
item = new DanglingEndHandle( JUNCTION_END );
item->m_Item = DrawItem;
item->m_Pos = STRUCT->m_Pos;
if( lastitem )
lastitem->m_Pnext = item;
else
StartList = item;
lastitem = item;
break;
case DRAW_BUSENTRY_STRUCT_TYPE:
#undef STRUCT
#define STRUCT ( (DrawBusEntryStruct*) DrawItem )
item = new DanglingEndHandle( ENTRY_END );
item->m_Item = DrawItem;
item->m_Pos = STRUCT->m_Pos;
if( lastitem )
lastitem->m_Pnext = item;
else
StartList = item;
lastitem = item;
item = new DanglingEndHandle( ENTRY_END );
item->m_Item = DrawItem;
item->m_Pos = STRUCT->m_End();
lastitem->m_Pnext = item;
lastitem = item;
break;
case DRAW_LIB_ITEM_STRUCT_TYPE:
{
#undef STRUCT
#define STRUCT ( (EDA_SchComponentStruct*) DrawItem )
EDA_LibComponentStruct* Entry;
Entry = FindLibPart( STRUCT->m_ChipName, wxEmptyString, FIND_ROOT );
if( Entry == NULL )
break;
LibEDA_BaseStruct* DrawLibItem = Entry->m_Drawings;
for( ; DrawLibItem != NULL; DrawLibItem = DrawLibItem->Next() )
{
if( DrawLibItem->m_StructType != COMPONENT_PIN_DRAW_TYPE )
continue;
LibDrawPin* Pin = (LibDrawPin*) DrawLibItem;
if( Pin->m_Unit && DrawLibItem->m_Unit
&& (DrawLibItem->m_Unit != Pin->m_Unit) )
continue;
if( Pin->m_Convert && DrawLibItem->m_Convert
&& (DrawLibItem->m_Convert != Pin->m_Convert) )
continue;
item = new DanglingEndHandle( PIN_END );
item->m_Item = Pin;
item->m_Pos = ReturnPinPhysicalPosition( Pin, STRUCT );
if( lastitem )
lastitem->m_Pnext = item;
else
StartList = item;
lastitem = item;
}
break;
}
case DRAW_SHEET_STRUCT_TYPE:
{
#undef STRUCT
#define STRUCT ( (DrawSheetStruct*) DrawItem )
DrawSheetLabelStruct* pinsheet = STRUCT->m_Label;
while( pinsheet )
{
item = new DanglingEndHandle( SHEET_LABEL_END );
item->m_Item = pinsheet;
item->m_Pos = pinsheet->m_Pos;
if( lastitem )
lastitem->m_Pnext = item;
else
StartList = item;
lastitem = item;
pinsheet = (DrawSheetLabelStruct*) pinsheet->Pnext;
}
break;
}
default:
;
}
}
return StartList;
}
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