appsview.dot

// start at home.php page
digraph {
    node [width = 1; height = 0.5; fontsize = 16;];
    edge [arrowhead = open;];
    rankdir = LR;
    
    subgraph cluster_event_app {
        home [style = filled;shape = rect;color = cornflowerblue;];
        reg_visitor [style = filled;shape = rect;color = cornflowerblue;];
        info_visitor [style = filled;shape = rect;color = cornflowerblue;];
        b_scan [style = filled;shape = rect;color = cornflowerblue;];
        search [style = filled;shape = rect;color = cornflowerblue;];
        printset [style = filled;shape = rect;color = cornflowerblue;];
        cntact [style = filled;shape = rect;color = cornflowerblue;];
        signup [shape = Mdiamond;style = filled;color = cornflowerblue;tooltip = "1. must signup then login";];
        login [shape = Mdiamond;style = filled;color = cornflowerblue;tooltip = "2. must login then access all";];
        database [shape = cylinder;style = filled;color = "#0da7c2";];
        signup -> login;
        login -> reg_visitor;
        login -> info_visitor ;
        login -> b_scan;
        login -> search;
        login -> printset;
        search -> print_badge;
        b_scan -> scan_db;
        printset -> set_db[dir=both];
        reg_visitor -> v_info;
        v_info -> database;
        v_info -> print_badge;
        
        database -> info_visitor [tailport = s;];
        database -> b_scan[tailport = n;];
        database -> search[tailport = s;];
        database -> printset[tailport = n;];
    }
}