Event Markers Overview

Event Markers are very helpful elements of the chart, as they allow showing user explicitly an event that took place at a specific moment of time.

The illustration below demonstrates a chart that uses Event Markers for showing different events:

AnyChart Stock has a very flexible and convenient set of tools for working with event markers. Here is a brief list of what it can do:

Rich interactivity makes the perception of events more convenient to user.
Selecting event marker by user.
Grouping into stacks or into a single marker when several markers hit same date.
Complete control over all visual settings.
Binding additional data to each event marker.
Built-in elegant tooltip with support for HTML formatting of text.
Full range of supported external events and methods for controlling event markers from the outside.
And much, much more...

The following articles are available in the documentation:

Creating Event Markers - contains basic information on adding event markers to chart.
General and Visual Settings - contains detailed information on all visual and functional settings for event markers.
Date Time Input Locale - describes different options for customizing timestamps for event marker.
Internal Tooltips - contains information on using and configuring the internal tooltips mechanism.
HTML Tooltips - contains information on creation and using complex external HTML tooltips.
Handling Events & Java Script Library - these articles will suggest how you can obtain and handle events from these elements, as well as add, delete and modify event markers dynamically using the external methods.

Besides the documentation, we highly recommend studying the following resources to get better understanding of all functional capabilities of Event Markers:

Gallery - contains a special section with Event Marker operation examples.
Online Demo: AnyChart Technical Analysis Portal - in this demo, Event Markers are used for displaying different events, related to company stock quotes.