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There is a possibility to use both solid colors, transparency and hatching as well as other, symbol based patterns that can be especially interesting for outdoor environment. 
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Automatic random tools
For automatic presentations that do not have specific tool assigned (e.g. via Tools Mapping ) random color are generated.
System will first use a built in array of distinct colors and after that try to randomize a required number of colors.
Please note that at some point, if too many values are used, colors might be hard to distinguish.
Automatic tools are created based on template tool that has to be set in System Settings → General Settings → Document Viewer:
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