Using “patterns” theme

Type tutorial

amCharts 4 comes with a “patterns” theme (since version 4.7.5). It’s a bit different from other themes as it modifies the output of some elements quite radically. This tutorial takes a closer look at what this theme does, and how it can be modified for various purposes. The purpose The “patterns” theme’s main purpose is […]

Using states on LineSeries

Type tutorial

This tutorial will show how we can use states to manipulate appearance of the LineSeries in a variety of situations. SIDE READING This tutorial relies on amCharts 4 concept of states, which is a way to dynamically apply collection of values to multiple properties of an element. For more information about states, read this article. […]

Ordering zIndex of series lines and bullets

Type tutorial

This tutorial will show how you can control layout and ordering of LineSeries lines and their bullets. Intro Suppose we have a LineSeries with bullets. By default bullets are drawn on top of the actual lines. Now, suppose we have several LineSeries – each with its own bullets. Some of the lines intersect with lines […]

Plotting series from calculated values

Type tutorial

In XYChart we are used to plot series from the values that appear in data. This tutorial will show how we can plot from other auto-calculated values such as percent or change. Intro For an XYSeries to work – be it LineSeries, ColumnSeries, or some other type – we need to bind it to data. […]

Grouping axis labels using ranges

Type tutorial

This tutorial will show how you can use axis ranges to organize its labels into a groups. What is axis range? If you’re not familiar with axis ranges, we strongly suggest you take a look at the dedicated “Axis ranges” article. We’re going to be using some of the know how from the above article. […]

Plugin: Overlap Buster (experimental)

Type tutorial

This tutorial will show how you can use OverlapBuster plugin (available since version 4.6.2) to make overlapping items such as bullets, map markers, or just about any other element “explode” to sides when hovered, for easy access to them NOTE OverlapBuster is a plugin. For information about using plugins, refer to this article. Disclaimer Please […]

Customizing chart scrollbar

Type tutorial

Chart scrollbars come pre-configured with certain looks, in part influenced by used themes. This tutorial show how we can customize the looks of scrollbars. Test subject During the course of this tutorial we will be torturing a scrollbar of this chart: Customizing grips Let’s start by customizing the grips. Accessing grip objects Both of them […]

Zooming axis via API / external scrollbar

Type tutorial

The XYChart can be zoomed using built-in scrollbar controls or with a chart cursor. This tutorial will show how you can zoom the chart programatically using its API. Zooming chart via API The zooming of a chart happens via zooming of a particular axis. Say we have a DateAxis as chart’s X axis. To zoom […]

Use amCharts 4 to visualize Google Analytics data

Type tutorial

Intro Google exposes data from its Analytics service using a number of various APIs. CORE REPORTING API (Create custom reports by querying for dimensions and metrics) MULTI-CHANNEL FUNNELS REPORTING API (Access attribution and conversion path data for your users) REAL TIME REPORTING API (Access activity occurring on your property right now) EMBED API (Embed dashboards […]

Using “sticky” tooltips

Type tutorial

Any element on a chart can have tooltipText set to display in form of a tooltip when hovered or touched. This tutorial will show how you can turn those tooltips into “sticky”, so they are always shown, without requiring to hover/touch the element. Requirements The functionality was introduced in version 4.5.4, so if you happen […]