Function msProjectShape

mapproject.c:468–497

/ msProjectShape() */ /

/*                           msProjectShape()                           */
/************************************************************************/
int msProjectShape(projectionObj *in, projectionObj *out, shapeObj *shape)
{
#ifdef USE_PROJ
  int i;

  for( i = shape->numlines-1; i >= 0; i-- )
  {
      if( shape->type == MS_SHAPE_LINE || shape->type == MS_SHAPE_POLYGON )
      {
          if( msProjectShapeLine( in, out, shape, i ) == MS_FAILURE )
              msShapeDeleteLine( shape, i );
      }
      else if( msProjectLine(in, out, shape->line+i ) == MS_FAILURE )
      {
          msShapeDeleteLine( shape, i );
      }
  }

  if( shape->numlines == 0 ) {
      msFreeShape( shape );
      return MS_FAILURE;
  } else {
      msComputeBounds( shape ); /* fixes bug 1586 */
      return(MS_SUCCESS);
  }
#else
  msSetError(MS_PROJERR, "Projection support is not available.", "msProjectShape()");
  return(MS_FAILURE);
#endif
}

/************************************************************************/
/*                           msProjectLine()                            */