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<?php |
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namespace Halfpastfour\PHPChartJS; |
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use Halfpastfour\PHPChartJS\Renderer\Html; |
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/** |
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* Class Chart |
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* |
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* @package Halfpastfour\PHPChartJS |
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*/ |
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abstract class Chart implements ChartInterface |
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{ |
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/** |
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* The internal type of chart. |
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*/ |
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const TYPE = null; |
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/** |
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* The list of models that should be used for this chart type. |
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*/ |
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const MODEL = [ |
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'dataset' => DataSet::class, |
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'options' => Options::class, |
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]; |
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/** |
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* @var string |
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*/ |
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protected $id; |
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/** |
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* @var int |
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*/ |
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protected $height; |
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/** |
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* @var int |
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*/ |
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protected $width; |
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/** |
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* @var string |
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*/ |
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protected $title; |
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/** |
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* @var LabelsCollection |
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*/ |
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protected $labels; |
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/** |
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* @var Options |
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*/ |
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protected $options; |
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/** |
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* @var DataSetCollection |
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*/ |
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protected $dataSets; |
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/** |
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* @return string |
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*/ |
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public function getId() |
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{ |
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if (is_null($this->id)) { |
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$this->id = uniqid('chart'); |
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} |
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return $this->id; |
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} |
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/** |
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* @param string $id |
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* |
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* @return Chart |
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*/ |
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public function setId($id) |
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{ |
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$this->id = strval($id); |
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return $this; |
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} |
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/** |
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* @return int |
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*/ |
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public function getHeight() |
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{ |
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return $this->height; |
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} |
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/** |
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* @param int $height |
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* |
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* @return Chart |
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*/ |
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public function setHeight($height) |
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{ |
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$this->height = intval($height); |
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return $this; |
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} |
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/** |
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* @return int |
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*/ |
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public function getWidth() |
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{ |
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return $this->width; |
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} |
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/** |
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* @param int $width |
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* |
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* @return Chart |
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*/ |
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public function setWidth($width) |
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{ |
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$this->width = intval($width); |
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return $this; |
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} |
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/** |
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* @return string |
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*/ |
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public function getTitle() |
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{ |
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return $this->title; |
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} |
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/** |
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* @param string $title |
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* |
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* @return Chart |
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*/ |
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public function setTitle($title) |
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{ |
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$this->title = strval($title); |
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return $this; |
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} |
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/** |
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* @return LabelsCollection |
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*/ |
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public function labels() |
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{ |
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if (is_null($this->labels)) { |
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$this->labels = new LabelsCollection(); |
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} |
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return $this->labels; |
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} |
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/** |
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* @param string $label |
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* |
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* @return $this |
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*/ |
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public function addLabel($label) |
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{ |
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$this->labels()->append($label); |
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return $this; |
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} |
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/** |
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* @param $offset |
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* |
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* @return string|bool |
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*/ |
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public function getLabel($offset) |
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{ |
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return $this->labels()->offsetGet($offset); |
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} |
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/** |
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* @return DataSetCollection |
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*/ |
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public function dataSets() |
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{ |
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if (is_null($this->dataSets)) { |
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$this->dataSets = new DataSetCollection(); |
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} |
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return $this->dataSets; |
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} |
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/** |
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* @param DataSet $dataSet |
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* |
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* @return $this |
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*/ |
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public function addDataSet(DataSet $dataSet) |
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{ |
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$this->dataSets()->append($dataSet->setOwner($this)); |
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return $this; |
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} |
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/** |
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* @param $offset |
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* |
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* @return DataSet|bool |
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*/ |
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public function getDataSet($offset) |
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{ |
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return $this->dataSets()->offsetGet($offset); |
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} |
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/** |
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* @param bool $pretty |
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* |
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* @return string |
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*/ |
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public function render($pretty = false) |
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{ |
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$renderer = new Html($this); |
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return $renderer->render($pretty ? $renderer::RENDER_PRETTY : null); |
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} |
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/** |
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* @return DataSet |
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*/ |
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public function createDataSet() |
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{ |
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$datasetClass = static::MODEL['dataset']; |
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/** @var \Halfpastfour\PHPChartJS\DataSet $dataSet */ |
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$dataSet = new $datasetClass(); |
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$dataSet->setOwner($this); |
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return $dataSet; |
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} |
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/** |
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* @return Options |
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*/ |
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public function options() |
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{ |
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if (is_null($this->options)) { |
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$optionsClass = static::MODEL['options']; |
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$this->options = new $optionsClass($this); |
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$this->options->setOwner($this); |
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} |
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return $this->options; |
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} |
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} |
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