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<?php |
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namespace CMEN\GoogleChartsBundle\Twig; |
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use CMEN\GoogleChartsBundle\ChartOutput\ChartOutputInterface; |
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use CMEN\GoogleChartsBundle\Exception\GoogleChartsException; |
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use CMEN\GoogleChartsBundle\GoogleCharts\Chart; |
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/** |
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* @author Christophe Meneses |
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*/ |
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class GoogleChartsExtension extends \Twig_Extension |
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{ |
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/** @var ChartOutputInterface */ |
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private $chartOutput; |
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/** |
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* GoogleChartsExtension constructor. |
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* |
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* @param ChartOutputInterface $chartOutput |
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*/ |
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public function __construct(ChartOutputInterface $chartOutput) |
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{ |
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$this->chartOutput = $chartOutput; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFunctions() |
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{ |
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return [ |
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new \Twig_SimpleFunction('gc_draw', [$this, 'gcDraw'], ['is_safe' => ['html']]), |
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new \Twig_SimpleFunction('gc_start', [$this, 'gcStart'], ['is_safe' => ['html']]), |
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new \Twig_SimpleFunction('gc_end', [$this, 'gcEnd'], ['is_safe' => ['html']]), |
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new \Twig_SimpleFunction('gc_event', [$this, 'gcEvent'], ['is_safe' => ['html']]), |
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new \Twig_SimpleFunction('gc_language', [$this, 'gcLanguage']), |
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]; |
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} |
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/** |
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* Returns the Javascript for the beginning of one or more charts. |
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* |
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* @param Chart|Chart[] $charts Chart instance or array of Chart instance |
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* @param string|string[]|null $elementsID HTML element ID or array of HTML elements IDs. Can be null |
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* |
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* @return string |
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* |
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* @throws GoogleChartsException |
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*/ |
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public function gcStart($charts, $elementsID = null) |
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{ |
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return $this->chartOutput->startCharts($charts, $elementsID); |
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} |
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/** |
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* Returns the Javascript for the end of one or more charts. |
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* |
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* @param Chart|Chart[] $charts Chart instance or array of Chart instance |
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* |
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* @return string |
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* |
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* @throws GoogleChartsException |
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*/ |
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public function gcEnd($charts) |
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{ |
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return $this->chartOutput->endCharts($charts); |
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} |
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/** |
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* Returns the full Javascript to draw one or more charts. |
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* |
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* @param Chart|Chart[] $charts Chart instance or array of Chart instance |
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* @param string|string[]|null $elementsID HTML element ID or array of HTML elements IDs. Can be null |
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* |
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* @return string |
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* |
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* @throws GoogleChartsException |
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*/ |
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public function gcDraw($charts, $elementsID = null) |
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{ |
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return $this->chartOutput->fullCharts($charts, $elementsID); |
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} |
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/** |
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* Add an event to a chart. |
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* |
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* @param Chart $chart A Chart instance |
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* @param string $type Type of event |
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* @param string $functionName Name of Javascript function |
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*/ |
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public function gcEvent(Chart $chart, $type, $functionName) |
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{ |
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$chart->getEvents()->addListener($type, $functionName); |
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} |
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/** |
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* Set the locale. Must be called before drawing charts. |
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* |
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* @see https://developers.google.com/chart/interactive/docs/basic_load_libs#loadwithlocale |
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* |
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* @param string $language Locale, for example : "fr" |
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*/ |
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public function gcLanguage($language) |
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{ |
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$this->chartOutput->setLanguage($language); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getName() |
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{ |
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return 'cmen_google_charts_extension'; |
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} |
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} |
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cmen /
CMENGoogleChartsBundle
