trick/trick_source/sim_services/InputProcessor/MTV.cpp

#include <iostream>

#include "trick/MTV.hh"
#include "trick/VariableServer.hh"
#include "trick/EventManager_c_intf.hh"

Trick::MTV * the_mtv ;

Trick::MTV::MTV() :
mtv_list(NULL), mtv_count(0) {
    the_mtv = this ;
}

/**
@details
Adds an event to mtv list.

-# Check to see if the event is already in the mtv list, return if it is.
-# Increment the number of events in the mtv list.
-# Reallocate the mtv_list to accomodate the new event.
-# Assign the last element of mtv_list to the incoming event.
-# Increment the update ticker so mtv knows something changed.
*/
int Trick::MTV::add_event( Trick::IPPythonEvent * in_event ) {
    for ( unsigned int ii = 0 ; ii < mtv_count ; ii++ ) {
        if (in_event == mtv_list[ii]) {
            return (0) ;
        }
    }
    mtv_count++;
    if (mtv_count == 1) {
        mtv_list = (Trick::IPPythonEvent **)TMM_declare_var_s("Trick::IPPythonEvent* mtv_list[1]");
    } else {
        mtv_list = (Trick::IPPythonEvent **)TMM_resize_array_1d_a(mtv_list, mtv_count);
    }
    mtv_list[mtv_count-1] = in_event ;
    mtv_update_ticker++;

    return 0 ;
}

/**
@details
Delete an event from mtv list.

-# If the event is in the mtv list
 -# Set the event to a dummy event.
 -# Increment the update ticker so mtv knows something changed.
*/
int Trick::MTV::delete_event( Trick::IPPythonEvent * in_event ) {
    unsigned int ii ;
    /* Remove it from mtv's event list. */
    for ( ii = 0 ; ii < mtv_count ; ii++ ) {
        if (in_event == mtv_list[ii]) {
            mtv_list[ii] = &dummy_event;
            mtv_update_ticker++;
            break ;
        }
    }
    return 0 ;
}

/**
@details
Find an event in the mtv list.

-# If the event is in the mtv list return it
*/
Trick::IPPythonEvent * Trick::MTV::get_event(std::string event_name) {
    unsigned int ii ;
    Trick::IPPythonEvent* ret = NULL;

    for ( ii = 0 ; ii < mtv_count ; ii++ ) {
        if ( ! mtv_list[ii]->get_name().compare(event_name) ) {
            ret = mtv_list[ii];
            break ;
        }
    }

    return(ret) ;

}

/**
@details
Send mtv event data through the variable server.

-# For each event in the mtv_list
 -# call var_add() for all the event information
-# Send the size of list of variables we've added
-# Send the data
-# Clear the var_add list.
*/
int Trick::MTV::send_event_data() {

    char varname[80];
    const char *mtv_name = "trick_ip.mtv.mtv_list";
    unsigned int ii ;
    int jj;

    for (ii=0; ii < mtv_count; ii++) {
        snprintf(varname, sizeof(varname), "%s[%u][0].name", mtv_name,ii);
        var_add(varname);
        snprintf(varname, sizeof(varname), "%s[%u][0].active", mtv_name,ii);
        var_add(varname);
        snprintf(varname, sizeof(varname), "%s[%u][0].added", mtv_name,ii);
        var_add(varname);
        snprintf(varname, sizeof(varname), "%s[%u][0].condition_count", mtv_name,ii);
        var_add(varname);
        snprintf(varname, sizeof(varname), "%s[%u][0].action_count", mtv_name,ii);
        var_add(varname);
        snprintf(varname, sizeof(varname), "%s[%u][0].before_after", mtv_name,ii);
        var_add(varname);
        for (jj=0; jj< mtv_list[ii]->condition_count; jj++) {
            snprintf(varname, sizeof(varname), "%s[%u][0].cond[%d].comment", mtv_name,ii,jj);
            var_add(varname);
        }
        for (jj=0; jj< mtv_list[ii]->action_count; jj++) {
            snprintf(varname, sizeof(varname), "%s[%u][0].act[%d].comment", mtv_name,ii,jj);
            var_add(varname);
        }
        if (mtv_list[ii]->get_before_after() > 0) {
            snprintf(varname, sizeof(varname), "%s[%u][0].target_name", mtv_name,ii);
            var_add(varname);
        }
    }
    var_send_list_size() ;
    var_send() ;
    var_clear() ;

    return 0 ;
}