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/*
pool - hierarchical storage object for PD and Max/MSP
Copyright (c) 2002-2004 Thomas Grill
For information on usage and redistribution, and for a DISCLAIMER OF ALL
WARRANTIES, see the file, "license.txt," in this distribution.
*/
#ifndef __POOL_H
#define __POOL_H
#define FLEXT_ATTRIBUTES 1
#include <flext.h>
#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 406)
#error You need at least flext version 0.4.6
#endif
#include <iostream>
using namespace std;
typedef void V;
typedef int I;
typedef unsigned long UL;
typedef float F;
typedef char C;
typedef bool BL;
typedef t_atom A;
typedef t_symbol S;
class poolval:
public flext
{
public:
poolval(const A &key,AtomList *data);
~poolval();
poolval &Set(AtomList *data);
poolval *Dup() const;
A key;
AtomList *data;
poolval *nxt;
};
class pooldir:
public flext
{
public:
pooldir(const A &dir,pooldir *parent,I vcnt = 0,I dcnt = 0);
~pooldir();
V Clear(BL rec,BL dironly = false);
V Reset(BL realloc = true);
BL Empty() const { return !dirs && !vals; }
BL HasDirs() const { return dirs != NULL; }
BL HasVals() const { return vals != NULL; }
pooldir *GetDir(I argc,const A *argv,BL cut = false);
pooldir *GetDir(const AtomList &d,BL cut = false) { return GetDir(d.Count(),d.Atoms(),cut); }
BL DelDir(I argc,const A *argv);
BL DelDir(const AtomList &d) { return DelDir(d.Count(),d.Atoms()); }
pooldir *AddDir(I argc,const A *argv,I vcnt = 0,I dcnt = 0);
pooldir *AddDir(const AtomList &d,I vcnt = 0,I dcnt = 0) { return AddDir(d.Count(),d.Atoms(),vcnt,dcnt); }
V SetVal(const A &key,AtomList *data,BL over = true);
V ClrVal(const A &key) { SetVal(key,NULL); }
AtomList *PeekVal(const A &key);
AtomList *GetVal(const A &key,BL cut = false);
I CntAll() const;
I GetAll(A *&keys,AtomList *&lst,BL cut = false);
I PrintAll(char *buf,int len) const;
I GetKeys(AtomList &keys);
I CntSub() const;
I GetSub(const A **&dirs);
poolval *RefVal(const A &key);
poolval *RefVali(I ix);
BL Paste(const pooldir *p,I depth,BL repl,BL mkdir);
BL Copy(pooldir *p,I depth,BL cur);
BL LdDir(istream &is,I depth,BL mkdir);
BL LdDirXML(istream &is,I depth,BL mkdir);
BL SvDir(ostream &os,I depth,const AtomList &dir = AtomList());
BL SvDirXML(ostream &os,I depth,const AtomList &dir = AtomList(),I ind = 0);
int VSize() const { return vsize; }
int DSize() const { return dsize; }
protected:
int VIdx(const A &v) const { return FoldBits(AtomHash(v),vbits); }
int DIdx(const A &d) const { return FoldBits(AtomHash(d),dbits); }
A dir;
pooldir *nxt;
pooldir *parent;
const I vbits,dbits,vsize,dsize;
static unsigned int FoldBits(unsigned long h,int bits);
static int Int2Bits(unsigned long n);
struct valentry { int cnt; poolval *v; };
struct direntry { int cnt; pooldir *d; };
valentry *vals;
direntry *dirs;
private:
BL LdDirXMLRec(istream &is,I depth,BL mkdir,AtomList &d);
};
class pooldata:
public flext
{
public:
pooldata(const S *s = NULL,I vcnt = 0,I dcnt = 0);
~pooldata();
V Push() { ++refs; }
BL Pop() { return --refs > 0; }
V Reset();
BL MkDir(const AtomList &d,I vcnt = 0,I dcnt = 0);
BL ChkDir(const AtomList &d);
BL RmDir(const AtomList &d);
BL Set(const AtomList &d,const A &key,AtomList *data,BL over = true);
BL Clr(const AtomList &d,const A &key);
BL ClrAll(const AtomList &d,BL rec,BL dironly = false);
AtomList *Peek(const AtomList &d,const A &key);
AtomList *Get(const AtomList &d,const A &key);
poolval *Ref(const AtomList &d,const A &key);
poolval *Refi(const AtomList &d,I ix);
I CntAll(const AtomList &d);
I PrintAll(const AtomList &d);
I GetAll(const AtomList &d,A *&keys,AtomList *&lst);
I CntSub(const AtomList &d);
I GetSub(const AtomList &d,const t_atom **&dirs);
BL Paste(const AtomList &d,const pooldir *clip,I depth = -1,BL repl = true,BL mkdir = true);
pooldir *Copy(const AtomList &d,const A &key,BL cut);
pooldir *CopyAll(const AtomList &d,I depth,BL cut);
BL LdDir(const AtomList &d,const C *flnm,I depth,BL mkdir = true);
BL SvDir(const AtomList &d,const C *flnm,I depth,BL absdir);
BL Load(const C *flnm) { return LdDir(AtomList(),flnm,-1); }
BL Save(const C *flnm) { return SvDir(AtomList(),flnm,-1,true); }
BL LdDirXML(const AtomList &d,const C *flnm,I depth,BL mkdir = true);
BL SvDirXML(const AtomList &d,const C *flnm,I depth,BL absdir);
BL LoadXML(const C *flnm) { return LdDirXML(AtomList(),flnm,-1); }
BL SaveXML(const C *flnm) { return SvDirXML(AtomList(),flnm,-1,true); }
I refs;
const S *sym;
pooldata *nxt;
pooldir root;
private:
static const A nullatom;
};
#endif
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