SciChart.js ships with ~60 JavaScript Chart Examples which you can browse, play with, view the source code and see related documentation. All of this is possible with the SciChart.js Examples Suite, which ships as part of the SciChart.js SDK
Demonstrates how to edit Annotations (shapes, boxes, lines, text, horizontal and vertical line) to a JavaScript Chart using SciChart.js, High Performance JavaScript Charts
An introduction to the Annotations Editable API in SciChart.js, which allows SVG elements or custom WebGL rendered elements to be editable over the chart at specific X,Y data-values.
SciChart annotations are available for drag and drop, such as LineAnnotation, BoxAnnotation, TextAnnotation, HorizontalLineAnnotation, VerticalLineAnnotation, CustomAnnotation
Setting only one property isEditable give you access to change annotation