Bar3DGraph::Bar PHP Méthode

    protected function Bar($value, &$bar)
    {
        $y = $this->height - $this->pad_bottom - $this->y0;
        $l1 = $this->ClampVertical($y);
        $l2 = $this->ClampVertical($y - $value * $this->bar_unit_height);
        $bar['y'] = min($l1, $l2);
        $bar['height'] = abs($l1 - $l2);
    }