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<?php |
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namespace dynamikaweb\googlechart; |
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use yii\helpers\ArrayHelper; |
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use yii\helpers\Html; |
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use yii\helpers\Json; |
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use yii\web\View; |
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class HtmlChart extends \yii\base\Widget |
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{ |
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public $containerId; |
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public $visualization; |
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public $packages = 'corechart'; |
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public $loadVersion = "1.1"; |
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public $data = []; |
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public $options = []; |
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public $scriptAfterArrayToDataTable = ''; |
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public $htmlOptions = []; |
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public $tag = "div"; |
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public function run() |
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{ |
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$id = ArrayHelper::getValue($this->options, 'id', $this->getId()); |
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// if no container is set, it will create one |
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if ($this->containerId == null) { |
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$this->htmlOptions['id'] = 'div-chart' . $id; |
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$this->containerId = $this->htmlOptions['id']; |
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echo Html::tag($this->tag, null, $this->htmlOptions); |
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} |
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$this->registerClientScript($id); |
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} |
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/** |
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* Registers required scripts |
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*/ |
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public function registerClientScript($id) |
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{ |
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$jsData = Json::encode($this->data); |
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$jsOptions = Json::encode($this->options); |
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$script = ' |
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google.setOnLoadCallback(drawChart' . $id . '); |
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function drawChart' . $id . '() { |
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var data = google.visualization.arrayToDataTable(' . $jsData . '); |
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' . $this->scriptAfterArrayToDataTable . ' |
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var options = ' . $jsOptions . '; |
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' . $id . ' = new google.visualization.' . $this->visualization . '(document.getElementById("' . $this->containerId . '")); |
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' . $id . '.draw(data, options); |
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}'; |
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$view = $this->getView(); |
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$view->registerJsFile('https://www.google.com/jsapi',['position' => View::POS_HEAD]); |
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$view->registerJs('google.load("visualization", "' . $this->loadVersion . '", {packages:["' . $this->packages . '"]});', View::POS_HEAD, __CLASS__ . '#' . $id); |
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$view->registerJs($script, View::POS_HEAD, $id); |
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} |
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} |
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dynamikaweb /
yii2-google-chart
