struct DseLineStringIterator

Functions

DseLineStringIterator *

dse_line_string_iterator_new

( )

Creates a new line string iterator.

Returns:
Type Details
DseLineStringIterator *

Returns an iterator that must be freed.
See Also:
void

dse_line_string_iterator_free

( DseLineStringIterator * iterator )

Frees a line string iterator instance.

Parameters:
Name Type Details
in iterator DseLineStringIterator *
CassError

dse_line_string_iterator_reset

( DseLineStringIterator * iterator, const CassValue * value )

Resets a line string iterator so that it can be reused.

Parameters:
Name Type Details
in iterator DseLineStringIterator *
in value const CassValue *
Returns:
Type Details
CassError

CASS_OK if successful, otherwise an error occurred.
cass_uint32_t

dse_line_string_iterator_num_points

( const DseLineStringIterator * iterator )

Gets the number of points in the line string.

Parameters:
Name Type Details
in iterator const DseLineStringIterator *
Returns:
Type Details
cass_uint32_t

The number of points in the line string.
CassError

dse_line_string_iterator_next_point

( DseLineStringIterator * iterator, cass_double_t * x, cass_double_t * y )

Gets the next point in the line string.

Parameters:
Name Type Details
in iterator DseLineStringIterator *
out x cass_double_t *
out y cass_double_t *
Returns:
Type Details
CassError

CASS_OK if successful, otherwise an error occurred.