Search TipsCluster
The Cluster theme uses the mean of a set of Coordinate points (defined by pixel width) and dynamically clusters those items into one label item. To do this, the theme uses on-screen distances.
Click Home > Add Theme > Annotation and select Cluster.
Click Next to open the Cluster Styles dialog.
| Option | Description | |
| Distance |
The default onscreen distance is set to 100 pixels. Click Expression |
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| Title |
Enter a title for your theme. This is optional. |
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| Custom Labelling |
The clusters are usually unlabelled and display only a count. To add custom labels, enable this option and enter your own expression. This example shows a fire service vehicle's arrival time at an incident. It displays the Mean value as a String (Str) and the value will have 2 decimal places. |
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| Styles |
Use these options to customise font styles |
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to customise this distance. For example you can create smaller distances for more dense areas (cities)
Filter and Scales
