class.ilChartSpider.php

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<?php

class ilChartSpider extends ilChart
{
    protected array $leg_labels = array();
    protected float $y_max = 0;

    public function getDataInstance(int $a_type = null): ilChartData
    {
        return new ilChartDataSpider();
    }

    protected function isValidDataType(ilChartData $a_series): bool
    {
        return ($a_series instanceof ilChartDataSpider);
    }

    public function setLegLabels(array $a_val): void
    {
        $this->leg_labels = $a_val;
    }

    public function getLegLabels(): array
    {
        return $this->leg_labels;
    }


    public function setYAxisMax(float $a_val): void
    {
        $this->y_max = $a_val;
    }

    public function getYAxisMax(): float
    {
        return $this->y_max;
    }

    protected function addCustomJS(): void
    {
        $tpl = $this->tpl;

        $tpl->addJavaScript("Services/Chart/js/flot/jquery.flot.highlighter.js");
        $tpl->addJavaScript("Services/Chart/js/flot/jquery.flot.spider.js");
    }

    public function parseGlobalOptions(stdClass $a_options): void
    {
        $a_options->grid = new stdClass();
        $a_options->grid->hoverable = false;
        $a_options->grid->clickable = false;
        $a_options->grid->ticks = $this->getYAxisMax();
        $a_options->grid->tickColor = ilChart::renderColor("#000", "0.1");
        $a_options->grid->mode = "spider";
    }
}