EPS

EPS is a graphical format which is scalable. It means that when you zoom an image, you don't loose quality. So this format gives good printing result.

 

EPS Support

You can enable it by using -teps flag with the command line.

You can also use format="eps" in the ant task definition.

<target name="main">
<plantuml dir="./src" format="eps" />
</target>

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