ait</span> Task.Delay(<span class="number">3000</span>); <span class="comment">// Do work ...</span>

        <span class="keyword">await</span> loadingIndicator.Hide();
    }

    <span class="comment">// sample data</span>
    ChartData&lt;<span class="keyword">double</span>&gt; lineChartData = <span class="keyword">new</span>()
    {
        Labels = <span class="keyword">new</span>() { <span class="string">&quot;Jan&quot;</span>, <span class="string">&quot;Feb&quot;</span>, <span class="string">&quot;Ma