Index.cshtml

@using Reporting_AspNetMvc_Create_Custom_Control

<script type="text/html" id="dxrd-svg-toolbox-numericlabel">
    <svg viewBox="-2 -4 32 32" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
        <g id="Layer_1" transform="translate(-2, -4)" style="enable-background:new 0 0 32 32">
            <g id="Window">
                <path d="M30, 10L30, 5C30, 4.5 29.5, 4 29, 4L3, 4C2.5, 4 2, 4.5 2, 5L2, 10L30, 10z" fill="#1177D7" class="Blue" />
            </g>
        </g>
        <g id="Layer_1" transform="translate(-2, -4.00000095367432)" style="enable-background:new 0 0 32 32">
            <g id="Window">
                <path d="M28, 10L28, 26L4, 26L4, 10L2, 10L2, 27C2, 27.5 2.5, 28 3, 28L29, 28C29.5, 28 30, 27.5 30, 27L30, 10L28, 10z" fill="#727272" class="Black" />
            </g>
        </g>
    </svg>
</script>


@Html.DevExpress().ReportDesigner(settings =>
{
    settings.Name = "ReportDesigner1";
    settings.CustomControlTypes.AddRange(new[] { typeof(MyControl), typeof(NumericLabel) });
}).BindToUrl("TestReport").GetHtml()