pointconstructor.cpp

UG点构造器的开发程序

//////////////////////////////////////////////////////////////////////////////
//
//  pointconstructor.cpp
//
//  Description:
//      Contains Unigraphics entry points for the application.
//
//////////////////////////////////////////////////////////////////////////////

//  Include files
#include <uf.h>
#include <uf_exit.h>
#include <uf_ui.h>
#include <uf_curve.h>
#if ! defined ( __hp9000s800 ) && ! defined ( __sgi ) && ! defined ( __sun )
#	include <strstream>
#   include <iostream>
	using std::ostrstream;
	using std::endl;	
	using std::ends;
	using std::cerr;
#else
#	include <strstream.h>
#   include <iostream.h>
#endif
#include "pointconstructor.h"

//----------------------------------------------------------------------------
//  Activation Methods
//----------------------------------------------------------------------------

//  Unigraphics Startup
//      This entry point activates the application at Unigraphics startup
extern "C" DllExport void ufsta( char *param, int *returnCode, int rlen )
{
    /* Initialize the API environment */
    int errorCode = UF_initialize();

    if ( 0 == errorCode )
    {
        /* TODO: Add your application code here */
         char *cue ="select a point:";
		 UF_UI_POINT_base_method_t  base_method;
		 base_method=UF_UI_POINT_CURSOR_POS;
		 tag_t  point_tag ;
		 double  base_pt[ 3 ] ;
		 int response ;

		 UF_UI_point_construct ( cue,  &base_method,  &point_tag, base_pt, &response );
         UF_CURVE_creat_point(base_pt,&point_tag );
    

        /* Terminate the API environment */
        errorCode = UF_terminate();
    }

    /* Print out any error messages */
    PrintErrorMessage( errorCode );
}

//----------------------------------------------------------------------------
//  Utilities
//----------------------------------------------------------------------------

// Unload Handler
//     This function specifies when to unload your application from Unigraphics.
//     If your application registers a callback (from a MenuScript item or a
//     User Defined Object for example), this function MUST return
//     "UF_UNLOAD_UG_TERMINATE".
extern "C" int ufusr_ask_unload( void )
{
    return( UF_UNLOAD_UG_TERMINATE );
}

/* PrintErrorMessage
**
**     Prints error messages to standard error and the Unigraphics status
**     line. */
static void PrintErrorMessage( int errorCode )
{
    if ( 0 != errorCode )
    {
        /* Retrieve the associated error message */
        char message[133];
        UF_get_fail_message( errorCode, message );

        /* Print out the message */
        UF_UI_set_status( message );

        // Construct a buffer to hold the text.
        ostrstream error_message;

        // Initialize the buffer with the required text.
        error_message << endl
                      << "Error:" << endl
                      << message
                      << endl << endl << ends;

	    // Write the message to standard error
        cerr << error_message.str();
    }
}