DisplayTerminal.hh

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#pragma once

#include "Props.hh"
#include "Storage.hh"
#include "DisplayBase.hh"
#include <ostream>
#include <map>

typedef uint32_t kunichar;

namespace cadabra {


class DisplayTerminal : public DisplayBase {
    public:
        DisplayTerminal(const Kernel&, const Ex&, bool use_unicode);

    protected:
        bool use_unicode;
        
        virtual void dispatch(std::ostream&, Ex::iterator) override;
        virtual bool needs_brackets(Ex::iterator it) override;

    private:
        void print_multiplier(std::ostream&, Ex::iterator, int mult=1);
        void print_opening_bracket(std::ostream&, str_node::bracket_t, str_node::parent_rel_t);
        void print_closing_bracket(std::ostream&, str_node::bracket_t, str_node::parent_rel_t);
        void print_parent_rel(std::ostream&, str_node::parent_rel_t, bool first);
        void print_children(std::ostream&, Ex::iterator, int skip=0);

        int bracket_level=0;


        void print_productlike(std::ostream&, Ex::iterator, const std::string& inbetween);
        void print_sumlike(std::ostream&, Ex::iterator);
        void print_fraclike(std::ostream&, Ex::iterator);
        void print_commalike(std::ostream&, Ex::iterator);
        void print_arrowlike(std::ostream&, Ex::iterator);
        void print_powlike(std::ostream&, Ex::iterator);
        void print_intlike(std::ostream&, Ex::iterator);
        void print_equalitylike(std::ostream&, Ex::iterator);
        void print_commutator(std::ostream& str, Ex::iterator it, bool comm);
        void print_components(std::ostream&, Ex::iterator);
        void print_other(std::ostream&, Ex::iterator);

        bool children_have_brackets(Ex::iterator ch) const;

        std::map<std::string, std::string> symmap, greekmap;
};

const char *unichar(kunichar c);

}