/**
* Iterator for all tiles in the given level. Returns (column, row) of a tile.
*
* @param int $level
*
* @return array
*/
public function tiles($level)
{
list($columns, $rows) = $this->_descriptor->getNumTiles($level);
$yield = array();
foreach (range(0, $columns - 1) as $column) {
foreach (range(0, $rows - 1) as $row) {
$yield[] = array($column, $row);
}
}
return $yield;
}
/**
* Tests Oz_Deepzoom_Descriptor->getNumTiles()
*/
public function testInvalidGetNumTiles()
{
try {
$this->_descriptor->getNumTiles(-1);
} catch (Oz_Deepzoom_Exception $e) {
$this->assertTrue('Invalid pyramid level (NumTiles)' === $e->getMessage());
return;
}
$this->fail();
return;
}