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<?php namespace PhpOffice\PhpSpreadsheet\Chart; use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet; class PlotArea { /** * PlotArea Layout. * * @var Layout */ private $layout; /** * Plot Series. * * @var DataSeries[] */ private $plotSeries = []; /** * Create a new PlotArea. *< * @param null|Layout $layout* @param DataSeries[] $plotSeries */< public function __construct(Layout $layout = null, array $plotSeries = [])> public function __construct(?Layout $layout = null, array $plotSeries = []){ $this->layout = $layout; $this->plotSeries = $plotSeries; } /** * Get Layout. * * @return Layout */ public function getLayout() { return $this->layout; } /** * Get Number of Plot Groups.< * < * @return array of DataSeries*/< public function getPlotGroupCount()> public function getPlotGroupCount(): int{ return count($this->plotSeries); } /** * Get Number of Plot Series. * * @return int */ public function getPlotSeriesCount() { $seriesCount = 0; foreach ($this->plotSeries as $plot) { $seriesCount += $plot->getPlotSeriesCount(); } return $seriesCount; } /** * Get Plot Series. *< * @return array of DataSeries> * @return DataSeries[]*/ public function getPlotGroup() { return $this->plotSeries; } /** * Get Plot Series by Index. * * @param mixed $index * * @return DataSeries */ public function getPlotGroupByIndex($index) { return $this->plotSeries[$index]; } /** * Set Plot Series. * * @param DataSeries[] $plotSeries *< * @return PlotArea> * @return $this*/ public function setPlotSeries(array $plotSeries) { $this->plotSeries = $plotSeries; return $this; }< public function refresh(Worksheet $worksheet)> public function refresh(Worksheet $worksheet): void{ foreach ($this->plotSeries as $plotSeries) { $plotSeries->refresh($worksheet); } } }