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// builder.h
// this file is part of Context Free
// ---------------------
// Copyright (C) 2005-2008 Mark Lentczner - markl@glyphic.com
// Copyright (C) 2005-2012 John Horigan - john@glyphic.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// John Horigan can be contacted at john@glyphic.com or at
// John Horigan, 1209 Villa St., Mountain View, CA 94041-1123, USA
//
// Mark Lentczner can be contacted at markl@glyphic.com or at
// Mark Lentczner, 1209 Villa St., Mountain View, CA 94041-1123, USA
//
//
#ifndef INCLUDE_BUILDER_H
#define INCLUDE_BUILDER_H
#ifdef _WIN32
#pragma warning( disable : 4786 )
#endif
#include <queue>
#include <vector>
#include <stack>
#include <string>
#include <cstdlib>
#include <map>
#include <thread>
#include <mutex>
#include "agg2/agg_basics.h"
#include "Rand64.h"
#include "shape.h"
#include "cfdg.h"
#include "astreplacement.h"
class CFDGImpl;
using cfdgi_ptr = std::shared_ptr<CFDGImpl>;
namespace yy {
class location;
}
namespace yy {
class Scanner;
}
class Builder {
public:
static Builder* CurrentBuilder;
static std::recursive_mutex BuilderMutex;
std::thread::id mBuilderThread;
static double MaxNatural;
static int MaxNaturalDepth;
cfdgi_ptr m_CFDG;
std::unique_ptr<std::string> m_basePath;
std::stack<std::string*> m_filesToLoad;
std::stack<AbstractSystem::istr_ptr> m_streamsToLoad;
std::stack<bool> m_includeNamespace;
std::string* m_currentPath;
int m_pathCount;
bool mInPathContainer;
std::string mCurrentNameSpace;
int mCurrentShape;
Rand64 mSeed;
AST::ASTrepContainer mParamDecls;
unsigned mParamSize;
static const std::map<std::string, int> FlagNames;
int mLocalStackDepth;
int mIncludeDepth;
bool mAllowOverlap;
using ContainerStack_t = std::vector<AST::ASTrepContainer*>;
ContainerStack_t mContainerStack;
std::vector<int> mStackStack;
void push_repContainer(AST::ASTrepContainer& c);
void pop_repContainer(AST::ASTreplacement* r);
void push_rep(AST::ASTreplacement* r, bool global = false);
const char* push_param();
AST::ASTparameter* findExpression(int nameIndex, bool& isGlobal);
void process_repContainer(AST::ASTrepContainer& c);
AbstractSystem* system();
std::stack<AST::ASTswitch*> switchStack;
yy::Scanner* lexer;
void warning(const yy::location& errLoc, const std::string& msg);
void error(const yy::location& errLoc, const std::string& msg);
void error(int line, const char* msg);
bool mErrorOccured;
Builder(const cfdgi_ptr& cfdg, int variation);
~Builder();
int StringToShape(const std::string& name, const yy::location& loc,
bool colonsAllowed);
const char* getUniqueFile(const std::string* base, const std::string* file);
std::string ShapeToString(int shape);
static const std::string&
FlagToString(int flag);
void PushNameSpace(AST::str_ptr n, const yy::location& loc);
void CheckName(const std::string& name, const yy::location& loc,
bool colonsAllowed);
void CheckVariableName(int index, const yy::location& loc, bool param);
void PopNameSpace();
void IncludeFile(const std::string& fname);
bool EndInclude();
void SetShape(std::string* name, const yy::location& nameLoc = CfdgError::Default, bool isPath = false);
void AddRule(AST::ASTrule* rule);
void NextParameterDecl(const std::string& type, const std::string& name,
const yy::location& typeLoc, const yy::location& nameLoc);
AST::ASTexpression*
MakeVariable(const std::string& name, const yy::location& loc);
AST::ruleSpec_ptr
MakeRuleSpec(std::string& name, AST::exp_ptr a,
const yy::location& loc, AST::mod_ptr mod = nullptr,
bool makeStart = false);
void MakeModTerm(AST::ASTtermArray& dest, AST::term_ptr t);
AST::ASTreplacement*
MakeElement(AST::str_ptr s, AST::mod_ptr mods, AST::exp_ptr params,
const yy::location& loc, bool subPath);
AST::ASTexpression*
MakeFunction(AST::str_ptr name, AST::exp_ptr args, const yy::location& nameLoc,
const yy::location& argsLoc, bool consAllowed);
AST::ASTexpression*
MakeArray(AST::str_ptr name, AST::exp_ptr args, const yy::location& nameLoc,
const yy::location& argsLoc);
AST::ASTexpression*
MakeLet(const yy::location& letLoc, AST::cont_ptr vars, AST::exp_ptr exp);
AST::ASTmodification*
MakeModification(AST::mod_ptr modExp, const yy::location& loc,
bool canonical);
AST::ASTdefine* MakeDefinition(CFG cfgnum, const yy::location& cfgLoc, AST::exp_ptr exp);
AST::ASTdefine* MakeDefinition(AST::str_ptr name, const yy::location& nameLoc,
bool isFunction);
std::string GetTypeInfo(int name, AST::ASTdefine*& func, const AST::ASTparameters*& p);
const AST::ASTrule*
GetRule(int name);
void MakeConfig(AST::ASTdefine* cfg);
void TypeCheckConfig(AST::ASTdefine* cfg);
void CheckConfig(AST::ASTdefine* cfg);
void inColor();
void timeWise();
void blended();
bool isMyBuilder() const noexcept;
bool impure() const noexcept;
};
#endif // INCLUDE_BUILDER_H
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