public function test_multilinestring_ewkt()
{
$line1_coords = array(array(0, 0, 0, 4), array(0, 5, 1, 3), array(5, 5, 2, 2), array(5, 0, 1, 1), array(0, 0, 0, 4));
$line2_coords = array(array(1, 1, 0, -2), array(1, 4, 1, -3), array(4, 4, 2, -4), array(4, 1, 1, -5), array(1, 1, 0, -2));
// No Z value
$ml = MultiLineString::from_array(array($line1_coords, $line2_coords), 444);
$this->assertEquals('SRID=444;MULTILINESTRING((0 0,0 5,5 5,5 0,0 0),(1 1,1 4,4 4,4 1,1 1))', $ml->to_ewkt());
// z value
$ml = MultiLineString::from_array(array($line1_coords, $line2_coords), 444, true);
$this->assertEquals('SRID=444;MULTILINESTRING((0 0 0,0 5 1,5 5 2,5 0 1,0 0 0),(1 1 0,1 4 1,4 4 2,4 1 1,1 1 0))', $ml->to_ewkt());
// m
$ml = MultiLineString::from_array(array($line1_coords, $line2_coords), 444, false, true);
$this->assertEquals('SRID=444;MULTILINESTRINGM((0 0 0,0 5 1,5 5 2,5 0 1,0 0 0),(1 1 0,1 4 1,4 4 2,4 1 1,1 1 0))', $ml->to_ewkt());
// z + m
$ml = MultiLineString::from_array(array($line1_coords, $line2_coords), 444, true, true);
$this->assertEquals('SRID=444;MULTILINESTRING((0 0 0 4,0 5 1 3,5 5 2 2,5 0 1 1,0 0 0 4),(1 1 0 -2,1 4 1 -3,4 4 2 -4,4 1 1 -5,1 1 0 -2))', $ml->to_ewkt());
}
private function parse_multi_line_string()
{
if ($this->tokenizer->get_next_token() != '(') {
throw new EWKTFormatError('Invalid MULTILINESTRING');
}
$token = '';
$lines = array();
while ($token != ')') {
$lines[] = $this->parse_line_string();
$token = $this->tokenizer->get_next_token();
// comma
if ($token === null) {
throw new EWKTFormatError('Incorrect termination of EWKT string');
}
}
return MultiLineString::from_line_strings($lines, $this->srid, $this->with_z, $this->with_m);
}
