/*HEAD CREATE_ARC_THRU_THREE_POINTS.CPP CCC UFUN */
#include <ug_exception.hxx>
#include <ug_session.hxx>
#include <point3.hxx>
#include <ug_arc.hxx>
#include <ug_info_window.hxx>

#include <uf.h>
#include <uf_ui.h>

static logical specify_point(char *prompt, double loc[3])
{


    int
        ia2[2] = { 0,0 },
        ip3 = 0,
        irc;

    irc = uc1616(prompt, ia2, ip3, loc);
    if (irc == 5) return TRUE;
    else return FALSE;


 
}
static void do_it(void)

{
    double
        loc1[3],
        loc2[3],
        loc3[3];

    while (specify_point((char*)"Define point 1", loc1) &&
           specify_point((char*)"Define point 2", loc2) &&
           specify_point((char*)"Define point 3", loc3))
    {
        UgArc *an_arc =
            UgArc::create(FALSE, (Point3)loc1, (Point3)loc2, (Point3)loc3);
        an_arc->setColor(Red);
    }
    
}

void ufusr(char *param, int *retcode, int paramLen)
{

     try
    {
        UgSession my_session (true);
        do_it();
    }
    catch (UgException oops)
    {
        UgInfoWindow  info;

        info.open();
        info.write(oops.askErrorText());
        info.write("\n");
        return;
    
    }
    
}