Highlighting column on axis label click
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demo This demo shows how we can add hit events to CategoryAxis labels, so that we can highlight respective column by applying active state to it.
Hide or relocate label bullets for small columns
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demo This demo shows how label bullets can automatically be hidden or relocated for small columns. Hide labels Put labels on top of column
Show last value at the end of LineSeries
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demo This demo shows how we can make LineSeries show its last value using two approaches: as a label next to bullet, and as an axis range with a label. Using bullet label Using axis range
PieChart with too many slices
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tutorial If we are using Pie charts, once in a while we end up with one that has simply too many slices. This tutorial will look at some basic ways to make it less awkward. The problem Having a lot of slices on a single chart poses an obvious issue: the labels displayed for each chart […]
Tackling label background
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tutorial In amCharts 4, labels – be it bullets, axis values, or just about any other text – are not limited to just font size and color. This tutorial will show how you can set background color and shape for them as well. Enabling label background Whenever you see text on a chart, it is represented […]
Making CurveChart labels follow axis angle
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tutorial CurveChart (or a TimeLine) is a new exciting chart product, allowing twisting and bending the charts into any custom shape. This tutorial will show how you can make labels of a curved axis follow its angle. Base chart Let’s start with a basic chart example we took from our “TimeLine Chart” article: The X axis […]
Using superscript and subscript in labels
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tutorial This short tutorial will show how you can make parts of any label super- or sub-script using amCharts 4’s in-line text formatting syntax. Enabling PREREQUISITE If you don’t know how square bracket text formatting works, make sure you read the “Visual formatting” section in our Text formatting article. Basically, a square bracket blocks in any […]
Sum label inside a donut chart
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tutorial The defining characteristic of each donut, including donut charts, is its hole. It’s a space that can be used for good. This tutorial will show how we can easily add some labels inside it to display complementing information, such as sum of values for all the slices. Adding a label Most of the elements in […]
Using percent values in series
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tutorial In our everyday charting we mainly use absolute values. However, sometimes we might need to show how specific value relates to other elements. In this case relative percent value is much more representative than absolute one. This tutorial will explain ways we can use such relative values. Intro Let’s start with a fairly simple stacked […]
Column labels as categories
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tutorial This tutorial will explain how individual column labels (bullets) can be used as Category axis labels. The task During the course of this tutorial, we are going to give a fairly basic clustered column chart a makeup. Let’s do this step by step. Moving categories up First task is to move those year categories up […]