protected function getChart() { $pie = new PieChartRenderer(); $pie->alignTopLeft(); $pie->disableLegend(); $pie->drawPie(array('data' => $this->data, 'colors' => $this->colors, 'labels' => $this->labels)); return $pie; }
/** * Renders this widget via the given view and returns the * HTML as a string * * @return string */ public function render() { if ($this->view()->layout()->getLayout() === 'pdf') { $pie = new PieChart(); $pie->alignTopLeft(); $pie->disableLegend(); $pie->drawPie(array('data' => $this->data, 'colors' => $this->colors)); try { $png = $pie->toPng($this->size, $this->size); return '<img class="inlinepie" src="data:image/png;base64,' . base64_encode($png) . '" />'; } catch (IcingaException $_) { return ''; } } $template = $this->template; // TODO: Check whether we are XHR and don't send $template = str_replace('{noscript}', $this->noscript, $template); $template = str_replace('{url}', $this->url, $template); $template = str_replace('{class}', $this->class, $template); // style $template = str_replace('{size}', isset($this->size) ? $this->size : 16, $template); $template = str_replace('{title}', $this->title, $template); $template = str_replace('{colors}', implode(',', $this->colors), $template); // Locale-ignorant string cast. Please. Do. NOT. Remove. This. Again. // Problem is that implode respects locales when casting floats. This means // that implode(',', array(1.1, 1.2)) would read '1,1,1,2'. $data = array(); foreach ($this->data as $dat) { $data[] = sprintf('%F', $dat); } $template = str_replace('{data}', htmlspecialchars(implode(',', $data)), $template); return $template; }