400 lines
11 KiB
C++
400 lines
11 KiB
C++
/************************/
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/* file class_netinfo.h */
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/************************/
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/*
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* Classes to handle info on nets
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*/
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#ifndef __CLASSES_NETINFO__
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#define __CLASSES_NETINFO__
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#include "class_netclass.h"
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#include "richio.h"
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class NETINFO_ITEM;
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/* Class RATSNEST_ITEM: describes a ratsnest line: a straight line connecting
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* 2 pads */
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/*****************************/
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/* flags for a RATSNEST_ITEM */
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/*****************************/
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#define CH_VISIBLE 1 /* Visible */
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#define CH_UNROUTABLE 2 /* Don't use autorouter. */
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#define CH_ROUTE_REQ 4 /* Must be routed by the autorouter. */
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#define CH_ACTIF 8 /* Not routed. */
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#define LOCAL_RATSNEST_ITEM 0x8000 /* Line between two pads of a single
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* module. */
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class RATSNEST_ITEM
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{
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private:
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int m_NetCode; // netcode ( = 1.. n , 0 is the value used for not
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// connected items)
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public:
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int m_Status; // State: see previous defines (CH_ ...)
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D_PAD* m_PadStart; // pointer to the starting pad
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D_PAD* m_PadEnd; // pointer to ending pad
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int m_Lenght; // length of the line (used in some calculations)
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RATSNEST_ITEM();
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/**
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* Function GetNet
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* @return int - the net code.
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*/
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int GetNet() const
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{
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return m_NetCode;
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}
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void SetNet( int aNetCode )
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{
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m_NetCode = aNetCode;
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}
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/**
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* Function Draw
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*/
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void Draw( EDA_DRAW_PANEL* panel, wxDC* DC, int aDrawMode, const wxPoint& offset );
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};
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/***************************************************************/
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/******************* class NETINFO *****************************/
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/***************************************************************/
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class NETINFO_LIST
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{
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private:
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BOARD* m_Parent;
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std::vector<NETINFO_ITEM*> m_NetBuffer; // nets buffer list (name,
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// design constraints ..
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public:
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std::vector<D_PAD*> m_PadsFullList; // Entry for a sorted pad
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// list (used in ratsnest
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// calculations)
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public: NETINFO_LIST( BOARD* aParent );
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~NETINFO_LIST();
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/**
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* Function GetItem
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* @param aNetcode = netcode to identify a given NETINFO_ITEM
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* @return a NETINFO_ITEM pointer to the selected NETINFO_ITEM by its
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* netcode, or NULL if not found
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*/
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NETINFO_ITEM* GetNetItem( int aNetcode );
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/**
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* Function GetCount
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* @return the number of nets ( always >= 1 )
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* becuse the first net is the "not connected" net and always exists
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*/
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unsigned GetCount() { return m_NetBuffer.size(); }
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/**
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* Function Append
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* adds \a aNewElement to the end of the list.
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*/
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void AppendNet( NETINFO_ITEM* aNewElement );
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/**
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* Function DeleteData
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* delete the list of nets (and free memory)
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*/
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void DeleteData();
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/**
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* Function BuildListOfNets
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* Build or rebuild the list of NETINFO_ITEM m_NetBuffer
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* The list is sorted by names.
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*/
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void BuildListOfNets();
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/**
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* Function GetPadsCount
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* @return the number of pads in board
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*/
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unsigned GetPadsCount()
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{
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return m_PadsFullList.size();
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}
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/**
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* Function GetPad
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* @return the pad idx from m_PadsFullList
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*/
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D_PAD* GetPad( unsigned aIdx )
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{
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if( aIdx < m_PadsFullList.size() )
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return m_PadsFullList[aIdx];
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else
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return NULL;
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}
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private:
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/**
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* Function Build_Pads_Full_List
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* Create the pad list
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* initialise:
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* m_Pads (list of pads)
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* set m_Status_Pcb = LISTE_PAD_OK;
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* and clear for all pads in list the m_SubRatsnest member;
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* clear m_Pcb->m_FullRatsnest
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*/
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void Build_Pads_Full_List();
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};
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/**
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* Class NETINFO_ITEM
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* handles the data for a net
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*/
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class NETINFO_ITEM
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{
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private:
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int m_NetCode; // this is a number equivalent to the net name
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// Used for fast comparisons in ratsnest and DRC computations.
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wxString m_Netname; // Full net name like /mysheet/mysubsheet/vout
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// used by eeschema
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wxString m_ShortNetname; // short net name, like vout from
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// /mysheet/mysubsheet/vout
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wxString m_NetClassName; // Net Class name. if void this is equivalent
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// to "default" (the first
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// item of the net classes list
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NETCLASS* m_NetClass;
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public:
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int m_NbNodes; // Pads count for this net
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int m_NbLink; // Ratsnets count for this net
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int m_NbNoconn; // Ratsnets remaining to route count
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int m_Flag; // used in some calculations. Had no
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// special meaning
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std::vector <D_PAD*> m_ListPad; // List of pads connected to this net
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unsigned m_RatsnestStartIdx; /* Starting point of ratsnests of
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* this
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* net (included) in a general buffer of
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* ratsnest (a vector<RATSNEST_ITEM*>
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* buffer) */
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unsigned m_RatsnestEndIdx; // Ending point of ratsnests of this net
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// (excluded) in this buffer
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NETINFO_ITEM( BOARD_ITEM* aParent );
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~NETINFO_ITEM();
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/**
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* Function SetClass
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* sets \a aNetclass into this NET
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*/
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void SetClass( const NETCLASS* aNetClass )
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{
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m_NetClass = (NETCLASS*) aNetClass;
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if( aNetClass )
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m_NetClassName = aNetClass->GetName();
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else
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m_NetClassName = NETCLASS::Default;
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}
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NETCLASS* GetNetClass()
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{
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return m_NetClass;
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}
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/**
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* Function GetClassName
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* returns the class name
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*/
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const wxString& GetClassName() const
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{
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return m_NetClassName;
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}
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#if 1
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/**
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* Function GetTrackWidth
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* returns the width of tracks used to route this net.
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*/
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int GetTrackWidth()
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetTrackWidth();
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}
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/**
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* Function GetViaSize
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* returns the size of vias used to route this net
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*/
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int GetViaSize()
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetViaDiameter();
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}
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/**
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* Function GetMicroViaSize
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* returns the size of vias used to route this net
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*/
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int GetMicroViaSize()
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetuViaDiameter();
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}
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/**
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* Function GetViaDrillSize
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* returns the size of via drills used to route this net
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*/
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int GetViaDrillSize()
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetViaDrill();
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}
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/**
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* Function GetViaDrillSize
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* returns the size of via drills used to route this net
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*/
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int GetMicroViaDrillSize()
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetuViaDrill();
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}
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#if 0
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/**
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* Function GetViaMinSize
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* returns the Minimum value for via sizes (used in DRC)
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*/
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int GetViaMinSize()
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetViaMinSize();
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}
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#endif
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/**
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* Function GetClearance
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* returns the clearance when routing near aBoardItem
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*/
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int GetClearance( BOARD_ITEM* aBoardItem )
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{
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wxASSERT( m_NetClass );
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return m_NetClass->GetClearance();
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}
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#endif
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/* Reading and writing data on files */
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int ReadDescr( LINE_READER* aReader );
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/**
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* Function Save
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* writes the data structures for this object out to a FILE in "*.brd"
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* format.
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* @param aFile The FILE to write to.
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* @return bool - true if success writing else false.
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*/
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bool Save( FILE* aFile ) const;
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/**
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* Function Draw
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* @todo we actually could show a NET, simply show all the tracks and
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* a pads or net name on pad and vias
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*/
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void Draw( EDA_DRAW_PANEL* panel, wxDC* DC, int aDrawMode, const wxPoint& offset );
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/**
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* Function GetNet
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* @return int - the netcode
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*/
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int GetNet() const { return m_NetCode; }
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void SetNet( int aNetCode ) { m_NetCode = aNetCode; }
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int GetNodesCount() const { return m_ListPad.size(); }
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/**
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* Function GetNetname
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* @return const wxString * , a pointer to the full netname
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*/
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wxString GetNetname() const { return m_Netname; }
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/**
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* Function GetShortNetname
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* @return const wxString * , a pointer to the short netname
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*/
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wxString GetShortNetname() const { return m_ShortNetname; }
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/**
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* Function SetNetname
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* @param aNetname : the new netname
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*/
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void SetNetname( const wxString& aNetname );
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/**
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* Function DisplayInfo
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* has knowledge about the frame and how and where to put status information
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* about this object into the frame's message panel.
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* Is virtual from EDA_ITEM.
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* @param frame A EDA_DRAW_FRAME in which to print status information.
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*/
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void DisplayInfo( EDA_DRAW_FRAME* frame );
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};
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/***********************************************************/
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/* Description of a trace point for monitoring connections */
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/***********************************************************/
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#define START_ON_PAD 0x10
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#define END_ON_PAD 0x20
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#define START_ON_TRACK 0x40
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#define END_ON_TRACK 0x80
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/* Status bit (OR'ed bits) for class BOARD member .m_Status_Pcb */
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enum StatusPcbFlags {
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LISTE_PAD_OK = 1, /* Pad list is Ok */
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LISTE_RATSNEST_ITEM_OK = 2, /* General Ratsnest is Ok */
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RATSNEST_ITEM_LOCAL_OK = 4, /* current MODULE ratsnest is Ok */
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CONNEXION_OK = 8, /* List of connections exists. */
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NET_CODES_OK = 0x10, /* Bit indicating that Netcode is OK,
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* do not change net name. */
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DO_NOT_SHOW_GENERAL_RASTNEST = 0x20 /* Do not display the general
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* ratsnest (used in module moves) */
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};
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#endif // __CLASSES_NETINFO__
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