Function msLoadProjectionStringEPSG

mapfile.c:1299–1335

/ msLoadProjectionStringEPSG */ / Checks fro EPSG type projection and set the axes for a */ certain code ranges. */ Use for now in WMS 1.3.0 */ /

/*      Use for now in WMS 1.3.0                                        */
/************************************************************************/
int msLoadProjectionStringEPSG(projectionObj *p, const char *value)
{
#ifdef USE_PROJ
   if(p) msFreeProjection(p);

    p->gt.need_geotransform = MS_FALSE;
    
    if (strncasecmp(value, "EPSG:", 5) == 0)
    {
        size_t buffer_size = 10 + strlen(value+5) + 1;
        char *init_string = (char*)msSmallMalloc(buffer_size);

        /* translate into PROJ.4 format. */
        snprintf(init_string, buffer_size, "init=epsg:%s", value+5 );

        p->args = (char**)msSmallMalloc(sizeof(char*) * 2);
        p->args[0] = init_string;
        p->numargs = 1;
        

        if( msIsAxisInverted(atoi(value+5)))
        {
            p->args[1] = msStrdup("+epsgaxis=ne");
            p->numargs = 2;
        }

        return msProcessProjection( p );
    }

    return msLoadProjectionString(p, value);

#else
  msSetError(MS_PROJERR, "Projection support is not available.", 
             "msLoadProjectionStringEPSG()");
  return(-1);
#endif
}


int msLoadProjectionString(projectionObj *p, const char *value)