kicad/pcbnew/class_track.cpp

704 lines
18 KiB
C++

/******************************************************************/
/* fonctions membres des classes TRACK et derivees (voir struct.h */
/******************************************************************/
#include "fctsys.h"
#include "gr_basic.h"
#include "common.h"
#include "pcbnew.h"
#ifdef CVPCB
#include "cvpcb.h"
#endif
#include "trigo.h"
/**************************************/
/* Classes pour Pistes, Vias et Zones */
/**************************************/
/* Constructeur des classes type pistes, vias et zones */
TRACK::TRACK( EDA_BaseStruct* StructFather, DrawStructureType idtype ) :
EDA_BaseLineStruct( StructFather, idtype )
{
m_Shape = S_SEGMENT;
start = end = NULL;
m_NetCode = 0;
m_Sous_Netcode = 0;
m_Drill = -1;
m_Param = 0;
}
SEGZONE::SEGZONE( EDA_BaseStruct* StructFather ) :
TRACK( StructFather, TYPEZONE )
{
}
SEGVIA::SEGVIA( EDA_BaseStruct* StructFather ) :
TRACK( StructFather, TYPEVIA )
{
}
/* Copy constructor */
TRACK::TRACK( const TRACK& Source ) :
EDA_BaseLineStruct( Source.m_Parent, (DrawStructureType)Source.m_StructType )
{
m_StructType = Source.m_StructType;
m_Shape = Source.m_Shape;
m_NetCode = Source.m_NetCode;
m_Flags = Source.m_Flags;
m_TimeStamp = Source.m_TimeStamp;
SetStatus( Source.ReturnStatus() );
m_Layer = Source.m_Layer;
m_Start = Source.m_Start;
m_End = Source.m_End;
m_Width = Source.m_Width;
m_Drill = Source.m_Drill;
m_Sous_Netcode = Source.m_Sous_Netcode;
m_Param = Source.m_Param;
}
/***********************/
bool TRACK::IsNull( void )
/***********************/
// return TRUE if segment length = 0
{
if( ( m_StructType != TYPEVIA ) && ( m_Start == m_End ) )
return TRUE;
else
return FALSE;
}
/*************************************************************/
int TRACK::IsPointOnEnds( const wxPoint& point, int min_dist )
/*************************************************************/
/* Return:
* STARTPOINT if point if near (dist = min_dist) star point
* ENDPOINT if point if near (dist = min_dist) end point
* STARTPOINT|ENDPOINT if point if near (dist = min_dist) both ends
* 0 if no
* if min_dist < 0: min_dist = track_width/2
*/
{
int dx, dy;
int result = 0;
if( min_dist < 0 )
min_dist = m_Width / 2;
dx = m_Start.x - point.x;
dy = m_Start.y - point.y;
if( min_dist == 0 )
{
if( (dx == 0) && (dy == 0 ) )
result |= STARTPOINT;
}
else
{
double dist = ( (double) dx * dx ) + ( (double) dy * dy );
dist = sqrt( dist );
if( min_dist >= (int) dist )
result |= STARTPOINT;
}
dx = m_End.x - point.x;
dy = m_End.y - point.y;
if( min_dist == 0 )
{
if( (dx == 0) && (dy == 0 ) )
result |= ENDPOINT;
}
else
{
double dist = ( (double) dx * dx ) + ( (double) dy * dy );
dist = sqrt( dist );
if( min_dist >= (int) dist )
result |= ENDPOINT;
}
return result;
}
/******************************************/
bool SEGVIA::IsViaOnLayer( int layer_number )
/******************************************/
/* Retoune TRUE si Via sur layer layer_number
*/
{
int via_type = Shape();
if( via_type == VIA_NORMALE )
{
if( layer_number <= LAYER_CMP_N )
return TRUE;
else
return FALSE;
}
// VIA_BORGNE ou VIA_ENTERREE:
int bottom_layer, top_layer;
ReturnLayerPair( &top_layer, &bottom_layer );
if( (bottom_layer <= layer_number) && (top_layer >= layer_number) )
return TRUE;
else
return FALSE;
}
/***********************************/
int TRACK::ReturnMaskLayer( void )
/***********************************/
/* Retourne le masque (liste bit a bit ) des couches occupees par le segment
* de piste pointe par PtSegm.
* Si PtSegm pointe une via, il y a plusieurs couches occupees
*/
{
if( m_StructType == TYPEVIA )
{
int via_type = m_Shape & 15;
if( via_type == VIA_NORMALE )
return ALL_CU_LAYERS;
// VIA_BORGNE ou VIA_ENTERREE:
int bottom_layer = (m_Layer >> 4) & 15;
int top_layer = m_Layer & 15;
if( bottom_layer > top_layer )
EXCHG( bottom_layer, top_layer );
int layermask = 0;
while( bottom_layer <= top_layer )
{
layermask |= g_TabOneLayerMask[bottom_layer++];
}
return layermask;
}
else
return g_TabOneLayerMask[m_Layer];
}
/*********************************************************/
void SEGVIA::SetLayerPair( int top_layer, int bottom_layer )
/*********************************************************/
/* Met a jour .m_Layer pour une via:
* m_Layer code les 2 couches limitant la via
*/
{
int via_type = m_Shape & 255;
if( via_type == VIA_NORMALE )
{
top_layer = LAYER_CMP_N; bottom_layer = LAYER_CUIVRE_N;
}
if( bottom_layer > top_layer )
EXCHG( bottom_layer, top_layer );
m_Layer = (top_layer & 15) + ( (bottom_layer & 15) << 4 );
}
/***************************************************************/
void SEGVIA::ReturnLayerPair( int* top_layer, int* bottom_layer )
/***************************************************************/
/* Retourne les 2 couches limitant la via
* les pointeurs top_layer et bottom_layer peuvent etre NULLs
*/
{
int b_layer = (m_Layer >> 4) & 15;
int t_layer = m_Layer & 15;
if( b_layer > t_layer )
EXCHG( b_layer, t_layer );
if( top_layer )
*top_layer = t_layer;
if( bottom_layer )
*bottom_layer = b_layer;
}
/************************/
TRACK* TRACK::Next( void )
/************************/
{
return (TRACK*) Pnext;
}
/* supprime du chainage la structure Struct
* les structures arrieres et avant sont chainees directement
*/
void TRACK::UnLink( void )
{
/* Modification du chainage arriere */
if( Pback )
{
if( Pback->m_StructType != TYPEPCB )
{
Pback->Pnext = Pnext;
}
else /* Le chainage arriere pointe sur la structure "Pere" */
{
if( GetState( DELETED ) ) // A REVOIR car Pback = NULL si place en undelete
{
if( g_UnDeleteStack )
g_UnDeleteStack[g_UnDeleteStackPtr - 1] = Pnext;
}
else
{
if( m_StructType == TYPEZONE )
{
( (BOARD*) Pback )->m_Zone = (TRACK*) Pnext;
}
else
{
( (BOARD*) Pback )->m_Track = (TRACK*) Pnext;
}
}
}
}
/* Modification du chainage avant */
if( Pnext )
Pnext->Pback = Pback;
Pnext = Pback = NULL;
}
/************************************************************/
void TRACK::Insert( BOARD* Pcb, EDA_BaseStruct* InsertPoint )
/************************************************************/
/* Ajoute un element ou une liste a une liste de base
* Si Insertpoint == NULL: insertion en debut de
* liste Pcb->Track ou Pcb->Zone
* Insertion a la suite de InsertPoint
* Si InsertPoint == NULL, insertion en tete de liste
*/
{
TRACK* track, * NextS;
/* Insertion du debut de la chaine a greffer */
if( InsertPoint == NULL )
{
Pback = Pcb;
if( m_StructType == TYPEZONE )
{
NextS = Pcb->m_Zone; Pcb->m_Zone = this;
}
else
{
NextS = Pcb->m_Track; Pcb->m_Track = this;
}
}
else
{
NextS = (TRACK*) InsertPoint->Pnext;
Pback = InsertPoint;
InsertPoint->Pnext = this;
}
/* Chainage de la fin de la liste a greffer */
track = this;
while( track->Pnext )
track = (TRACK*) track->Pnext;
/* Track pointe la fin de la chaine a greffer */
track->Pnext = NextS;
if( NextS )
NextS->Pback = track;
}
/***********************************************/
TRACK* TRACK::GetBestInsertPoint( BOARD* Pcb )
/***********************************************/
/* Recherche du meilleur point d'insertion pour le nouveau segment de piste
* Retourne
* un pointeur sur le segment de piste APRES lequel l'insertion
* doit se faire ( dernier segment du net d'apartenance )
* NULL si pas de piste ( liste vide );
*/
{
TRACK* track, * NextTrack;
if( m_StructType == TYPEZONE )
track = Pcb->m_Zone;
else
track = Pcb->m_Track;
/* Traitement du debut de liste */
if( track == NULL )
return NULL; /* pas de piste ! */
if( m_NetCode < track->m_NetCode ) /* insertion en tete de liste */
return NULL;
while( (NextTrack = (TRACK*) track->Pnext) != NULL )
{
if( NextTrack->m_NetCode > this->m_NetCode )
break;
track = NextTrack;
}
return track;
}
/* Recherche du debut du net
* ( les elements sont classes par net_code croissant )
* la recherche se fait a partir de this
* si net_code == -1 le netcode de this sera utilise
* Retourne un pointeur sur le debut du net, ou NULL si net non trouve
*/
TRACK* TRACK::GetStartNetCode( int NetCode )
{
TRACK* Track = this;
int ii = 0;
if( NetCode == -1 )
NetCode = m_NetCode;
while( Track != NULL )
{
if( Track->m_NetCode > NetCode )
break;
if( Track->m_NetCode == NetCode )
{
ii++; break;
}
Track = (TRACK*) Track->Pnext;
}
if( ii )
return Track;
else
return NULL;
}
/* Recherche de la fin du net
* Retourne un pointeur sur la fin du net, ou NULL si net non trouve
*/
TRACK* TRACK::GetEndNetCode( int NetCode )
{
TRACK* NextS, * Track = this;
int ii = 0;
if( Track == NULL )
return NULL;
if( NetCode == -1 )
NetCode = m_NetCode;
while( Track != NULL )
{
NextS = (TRACK*) Track->Pnext;
if( Track->m_NetCode == NetCode )
ii++;
if( NextS == NULL )
break;
if( NextS->m_NetCode > NetCode )
break;
Track = NextS;
}
if( ii )
return Track;
else
return NULL;
}
/**********************************/
TRACK* TRACK:: Copy( int NbSegm )
/**********************************/
/* Copie d'un Element ou d'une chaine de n elements
* Retourne un pointeur sur le nouvel element ou le debut de la
* nouvelle chaine
*/
{
TRACK* NewTrack, * FirstTrack, * OldTrack, * Source = this;
int ii;
FirstTrack = NewTrack = new TRACK( *Source );
for( ii = 1; ii < NbSegm; ii++ )
{
Source = Source->Next();
if( Source == NULL )
break;
OldTrack = NewTrack;
NewTrack = new TRACK( *Source );
NewTrack->Insert( NULL, OldTrack );
}
return FirstTrack;
}
/********************************************/
bool TRACK::WriteTrackDescr( FILE* File )
/********************************************/
{
int type = 0;
if( m_StructType == TYPEVIA )
type = 1;
if( GetState( DELETED ) )
return FALSE;
fprintf( File, "Po %d %d %d %d %d %d %d\n", m_Shape,
m_Start.x, m_Start.y, m_End.x, m_End.y, m_Width, m_Drill );
fprintf( File, "De %d %d %d %lX %X\n",
m_Layer, type, m_NetCode,
m_TimeStamp, ReturnStatus() );
return TRUE;
}
/**********************************************************************/
void TRACK::Draw( WinEDA_DrawPanel* panel, wxDC* DC, int draw_mode )
/*********************************************************************/
/* routine de trace de 1 segment de piste.
* Parametres :
* draw_mode = mode ( GR_XOR, GR_OR..)
*/
{
int l_piste;
int color;
int zoom;
int rayon;
int curr_layer = ( (PCB_SCREEN*) panel->GetScreen() )->m_Active_Layer;
if( m_StructType == TYPEZONE && (!DisplayOpt.DisplayZones) )
return;
GRSetDrawMode( DC, draw_mode );
if( m_StructType == TYPEVIA ) /* VIA rencontree */
color = g_DesignSettings.m_ViaColor[m_Shape];
else
color = g_DesignSettings.m_LayerColor[m_Layer];
if( ( color & (ITEM_NOT_SHOW | HIGHT_LIGHT_FLAG) ) == ITEM_NOT_SHOW )
return;
if( DisplayOpt.ContrastModeDisplay )
{
if( m_StructType == TYPEVIA )
{
if( !( (SEGVIA*) this )->IsViaOnLayer( curr_layer ) )
{
color &= ~MASKCOLOR;
color |= DARKDARKGRAY;
}
}
else if( m_Layer != curr_layer )
{
color &= ~MASKCOLOR;
color |= DARKDARKGRAY;
}
}
if( draw_mode & GR_SURBRILL )
{
if( draw_mode & GR_AND )
color &= ~HIGHT_LIGHT_FLAG;
else
color |= HIGHT_LIGHT_FLAG;
}
if( color & HIGHT_LIGHT_FLAG )
color = ColorRefs[color & MASKCOLOR].m_LightColor;
zoom = panel->GetZoom();
l_piste = m_Width >> 1;
if( m_StructType == TYPEVIA ) /* VIA rencontree */
{
rayon = l_piste; if( rayon < zoom )
rayon = zoom;
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y, rayon, color );
if( rayon > (4 * zoom) )
{
int drill_rayon, inner_rayon = rayon - (2 * zoom);
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
inner_rayon, color );
// Draw the via hole if the display option request it
if( DisplayOpt.m_DisplayViaMode != VIA_HOLE_NOT_SHOW )
{
if( (DisplayOpt.m_DisplayViaMode == ALL_VIA_HOLE_SHOW)
|| ( m_Drill > 0 ) )
{
if( m_Drill > 0 )
drill_rayon = m_Drill / 2;
else
drill_rayon = g_DesignSettings.m_ViaDrill / 2;
if( drill_rayon < inner_rayon ) // We can show the via hole
{
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
drill_rayon, color );
}
}
}
if( DisplayOpt.DisplayTrackIsol )
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
rayon + g_DesignSettings.m_TrackClearence, color );
}
return;
}
if( m_Shape == S_CIRCLE )
{
rayon = (int) hypot( (double) (m_End.x - m_Start.x),
(double) (m_End.y - m_Start.y) );
if( (l_piste / zoom) < L_MIN_DESSIN )
{
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y, rayon, color );
}
else
{
if( l_piste <= zoom ) /* trace simplifie si l_piste/zoom <= 1 */
{
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y, rayon, color );
}
else if( ( !DisplayOpt.DisplayPcbTrackFill) || GetState( FORCE_SKETCH ) )
{
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y, rayon - l_piste, color );
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y, rayon + l_piste, color );
}
else
{
GRCircle( &panel->m_ClipBox, DC, m_Start.x, m_Start.y, rayon,
m_Width, color );
}
}
return;
}
if( (l_piste / zoom) < L_MIN_DESSIN )
{
GRLine( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
m_End.x, m_End.y, 0, color );
return;
}
if( (!DisplayOpt.DisplayPcbTrackFill) || GetState( FORCE_SKETCH ) )
{
GRCSegm( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
m_End.x, m_End.y, m_Width, color );
}
else
{
GRFillCSegm( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
m_End.x, m_End.y, m_Width, color );
}
/* Trace de l'isolation (pour segments type CUIVRE et TRACK uniquement */
if( (DisplayOpt.DisplayTrackIsol) && (m_Layer <= CMP_N )
&& ( m_StructType == TYPETRACK) )
{
GRCSegm( &panel->m_ClipBox, DC, m_Start.x, m_Start.y,
m_End.x, m_End.y,
m_Width + (g_DesignSettings.m_TrackClearence * 2), color );
}
}
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param ref_pos A wxPoint to test
* @return bool - true if a hit, else false
*/
bool TRACK::HitTest( const wxPoint& ref_pos )
{
int l_piste; /* demi-largeur de la piste */
int dx, dy, spot_cX, spot_cY;
int ux0, uy0;
/* calcul des coordonnees du segment teste */
l_piste = m_Width >> 1; /* l_piste = demi largeur piste */
ux0 = m_Start.x;
uy0 = m_Start.y; /* coord de depart */
dx = m_End.x;
dy = m_End.y; /* coord d'arrivee */
/* recalcul des coordonnees avec ux0, uy0 = origine des coordonnees */
dx -= ux0;
dy -= uy0;
spot_cX = ref_pos.x - ux0;
spot_cY = ref_pos.y - uy0;
if( m_StructType == TYPEVIA ) /* VIA rencontree */
{
if( (abs( spot_cX ) <= l_piste ) && (abs( spot_cY ) <=l_piste) )
return true;
else
return false;
}
else
{
if( DistanceTest( l_piste, dx, dy, spot_cX, spot_cY ) )
return true;
}
return false;
}
#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 TRACK::Show( int nestLevel, std::ostream& os )
{
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str() <<
" shape=\"" << m_Shape << '"' <<
" layer=\"" << m_Layer << '"' <<
" width=\"" << m_Width << '"' <<
" drill=\"" << m_Drill << '"' <<
" netcode=\"" << m_NetCode << "\">" <<
"<start" << m_Start << "/>" <<
"<end" << m_End << "/>";
os << "</" << GetClass().Lower().mb_str() << ">\n";
}
#endif