Tell me if it is possible to create such a chart using Dhtmlx chart 7

Tell me if it is possible to create such a chart using Dhtmlx chart 7.

Unfortunately there is no such chart type in the dhtmlxChart. You may only use the horizontal spline chart. Lke:
https://snippet.dhtmlx.com/2wvmdm0y

You can also make a vertical one! Here is a screenshot