kicad/pcbnew/class_track.h

276 lines
8.2 KiB
C++

/*******************************************************************/
/* class_track.h: definitions relatives to tracks, vias and zones */
/*******************************************************************/
#ifndef CLASS_TRACK_H
#define CLASS_TRACK_H
#include "base_struct.h"
// Via attributes (m_Shape parmeter)
#define VIA_THROUGH 3 /* Always a through hole via */
#define VIA_BURIED 2 /* this via can be on internal layers */
#define VIA_BLIND 1 /* this via which connect from internal layers to an external layer */
#define VIA_NOT_DEFINED 0 /* reserved (unused) */
/***/
class TRACK : public BOARD_ITEM
{
public:
int m_Width; // 0 = line, > 0 = tracks, bus ...
wxPoint m_Start; // Line start point
wxPoint m_End; // Line end point
int m_Shape; // vias: shape and type, Track = shape..
int m_Drill; // for vias: via drill (- 1 for default value)
BOARD_ITEM* start; // pointers to a connected item (pad or track)
BOARD_ITEM* end;
// chain = 0 indique une connexion non encore traitee
int m_Param; // Auxiliary variable ( used in some computations )
protected:
int m_NetCode; // Net number
int m_Sous_Netcode; /* In rastnest routines : for the current net,
* block number (number common to the current connected items found) */
TRACK( const TRACK& track ); // protected so Copy() is used instead.
public:
TRACK( BOARD_ITEM* StructFather, KICAD_T idtype = TYPETRACK );
/**
* Function Copy
* will copy this object whether it is a TRACK or a SEGVIA returning
* the corresponding type.
* @return - TRACK*, SEGVIA*, or SEGZONE*, declared as the least common
* demoninator: TRACK
*/
TRACK* Copy() const;
TRACK* Next() const { return (TRACK*) Pnext; }
TRACK* Back() const { return (TRACK*) Pback; }
/* supprime du chainage la structure Struct */
void UnLink();
// Read/write data
bool WriteTrackDescr( FILE* File );
/**
* Function Insert
* inserts a TRACK, SEGVIA or SEGZONE into its proper list, either at the
* list's front or immediately after the InsertPoint.
* If Insertpoint == NULL, then insert at the beginning of the proper list.
* If InsertPoint != NULL, then insert immediately after InsertPoint.
* TRACKs and SEGVIAs are put on the m_Track list, SEGZONE on the m_Zone list.
* @param InsertPoint See above
*/
void Insert( BOARD* Pcb, BOARD_ITEM* InsertPoint );
/*Search the "best" insertion point within the track linked list
* the best point is the of the corresponding net code section
* @return the item found in the linked list (or NULL if no track)
*/
TRACK* GetBestInsertPoint( BOARD* Pcb );
/* Search (within the track linked list) the first segment matching the netcode
* ( the linked list is always sorted by net codes )
*/
TRACK* GetStartNetCode( int NetCode );
/* Search (within the track linked list) the last segment matching the netcode
* ( the linked list is always sorted by net codes )
*/
TRACK* GetEndNetCode( int NetCode );
/**
* Function GetNet
* @return int - the net code.
*/
int GetNet() const { return m_NetCode; }
void SetNet( int aNetCode ) { m_NetCode = aNetCode; }
/**
* Function GetSubNet
* @return int - the sub net code.
*/
int GetSubNet() const { return m_Sous_Netcode; }
void SetSubNet( int aSubNetCode ) { m_Sous_Netcode = aSubNetCode; }
/**
* Function GetLength
* returns the length of the track using the hypotenuse calculation.
* @return double - the length of the track
*/
double GetLength() const;
/* Display on screen: */
void Draw( WinEDA_DrawPanel* panel, wxDC* DC, int draw_mode );
/* divers */
int Shape() const { return m_Shape & 0xFF; }
/**
* Function ReturnMaskLayer
* returns a "layer mask", which is a bitmap of all layers on which the
* TRACK segment or SEGVIA physically resides.
* @return int - a layer mask, see pcbstruct.h's CUIVRE_LAYER, etc.
*/
int ReturnMaskLayer();
int IsPointOnEnds( const wxPoint& point, int min_dist = 0 );
bool IsNull(); // return TRUE if segment lenght = 0
/**
* Function Display_Infos
* has knowledge about the frame and how and where to put status information
* about this object into the frame's message panel.
* Is virtual from EDA_BaseStruct.
* @param frame A WinEDA_DrawFrame in which to print status information.
*/
void Display_Infos( WinEDA_DrawFrame* frame );
/**
* Function ShowWidth
* returns the width of the track in displayable user units.
*/
wxString ShowWidth();
/**
* Function Visit
* is re-implemented here because TRACKs and SEGVIAs are in the same list
* within BOARD. If that were not true, then we could inherit the
* version from EDA_BaseStruct. This one does not iterate through scanTypes
* but only looks at the first item in the list.
* @param inspector An INSPECTOR instance to use in the inspection.
* @param testData Arbitrary data used by the inspector.
* @param scanTypes Which KICAD_T types are of interest and the order
* is significant too, terminated by EOT.
* @return SEARCH_RESULT - SEARCH_QUIT if the Iterator is to stop the scan,
* else SCAN_CONTINUE, and determined by the inspector.
*/
SEARCH_RESULT Visit( INSPECTOR* inspector, const void* testData,
const KICAD_T scanTypes[] );
/**
* Function HitTest
* tests if the given wxPoint is within the bounds of this object.
* @param refPos A wxPoint to test
* @return bool - true if a hit, else false
*/
bool HitTest( const wxPoint& refPos );
/**
* Function GetClass
* returns the class name.
* @return wxString
*/
wxString GetClass() const
{
return wxT( "TRACK" );
}
#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 Show( int nestLevel, std::ostream& os );
#endif
};
class SEGZONE : public TRACK
{
public:
SEGZONE( BOARD_ITEM* StructFather );
/**
* Function GetClass
* returns the class name.
* @return wxString
*/
wxString GetClass() const
{
return wxT( "ZONE" );
}
SEGZONE* Next() const { return (SEGZONE*) Pnext; }
};
class SEGVIA : public TRACK
{
public:
SEGVIA( BOARD_ITEM* StructFather );
SEGVIA( const SEGVIA& source ) :
TRACK( source )
{
}
/**
* Function IsOnLayer
* tests to see if this object is on the given layer. Is virtual
* from BOARD_ITEM. Tests the starting and ending range of layers for the
* via.
* @param aLayer The layer to test for.
* @return bool - true if on given layer, else false.
*/
bool IsOnLayer( int aLayer ) const;
void SetLayerPair( int top_layer, int bottom_layer );
void ReturnLayerPair( int* top_layer, int* bottom_layer ) const;
const wxPoint& GetPos() const { return m_Start; }
void SetPos( const wxPoint& aPoint ) { m_Start=aPoint; m_End=aPoint; }
/**
* Function GetClass
* returns the class name.
* @return wxString
*/
wxString GetClass() const
{
return wxT( "VIA" );
}
#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 Show( int nestLevel, std::ostream& os );
#endif
};
#endif /* CLASS_TRACK_H */