TeXView.hh

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#pragma once

#include <gtkmm/eventbox.h>
#include <gtkmm/box.h>
#include <gtkmm/image.h>
#if GTKMM_MINOR_VERSION>=10
  #include <gtkmm/revealer.h>
#endif

#include "DataCell.hh"
#include "../common/TeXEngine.hh"

namespace cadabra {


    class TeXView : public Gtk::EventBox {
        public:
         TeXView(TeXEngine&, DTree::iterator, int hmargin=25);
            virtual ~TeXView();
            
            std::shared_ptr<TeXEngine::TeXRequest> content;

            sigc::signal1<bool, DTree::iterator>   show_hide_requested;
            
            DTree::iterator           datacell;
#if GTKMM_MINOR_VERSION>=10
            Gtk::Revealer             rbox;
#endif          
            Gtk::VBox                 vbox;
            Gtk::HBox                 hbox;
            Gtk::Image                image;
            

            Glib::RefPtr<Gdk::Pixbuf> pixbuf;
            

            void update_image();


            void dim(bool);
            
            sigc::signal1<bool, std::string> tex_error;

        protected:
            virtual bool on_button_release_event(GdkEventButton *) override;
            virtual void on_show() override;
//          virtual bool on_configure_event(GdkEventConfigure *) override;

            void convert();

        private:
            TeXEngine& engine;
    };

}