#ifndef FRAME_OBJECT_HPP
#define FRAME_OBJECT_HPP

#include "code/codeObject.hpp"
#include "util/map.hpp"
#include "util/arrayList.hpp"

class FunctionObject;
class HiList;

class Block {
public:
 unsigned char _type;
 unsigned int _target;
 int _level;

 Block() {
 _type = 0;
 _target = 0;
 _level = 0;
 }

 Block(unsigned char b_type,
 unsigned int b_target,
 int b_level):
 _type(b_type),
 _target(b_target),
 _level(b_level) {
 }

 Block(const Block& b) {
 _type = b._type;
 _target = b._target;
 _level = b._level;
 }
};

class FrameObject {
public:
 FrameObject(CodeObject* codes);
 FrameObject(FunctionObject* func, ObjList args, int op_arg);
 ~FrameObject() {};

 HiList* _stack;
 ArrayList<Block*>* _loop_stack;

 ArrayList<HiObject*>* _consts;
 ArrayList<HiObject*>* _names;

 HiDict* _locals;
 HiDict* _globals;
 HiList* _fast_locals;
 HiList* _closure;

 CodeObject* _codes;
 FrameObject* _sender;
 int _pc;
 bool _entry_frame;

public:
 void set_sender(FrameObject* x) { _sender = x; }
 FrameObject* sender() { return _sender;}
 void set_pc(int x) { _pc = x; }
 int get_pc() { return _pc; }
 void set_entry_frame(bool x) { _entry_frame = x; }
 bool is_entry_frame() { return _entry_frame; }
 bool is_first_frame() { return _sender == NULL; }

 HiList* stack() { return _stack; }
 ArrayList<Block*>* loop_stack() { return _loop_stack; }
 ArrayList<HiObject*>* consts() { return _consts; }
 ArrayList<HiObject*>* names() { return _names; }
 HiDict* locals() { return _locals; }
 HiDict* globals() { return _globals; }
 HiList* fast_locals() { return _fast_locals; }
 HiList* closure() { return _closure; }
 HiObject* get_cell_from_parameter(int i );

 HiString* file_name();
 HiString* func_name();
 int lineno();

 bool has_more_codes();
 unsigned char get_op_code();
 int get_op_arg();

 void oops_do(OopClosure* f);
};

#endif