- layer-point #!key data mapping size shape alpha colorprocedure
- layer-line #!key data mapping width style colorprocedure
- layer-path #!key data mapping width colorprocedure
- layer-area #!key data mapping fill alphaprocedure
- layer-bar #!key data mapping fill widthprocedure
- layer-rect #!key data mapping fill colorprocedure
- layer-text #!key data mapping size colorprocedure
- layer-segment #!key data mapping color widthprocedure
- layer-eventplot #!key data mapping line-length width colorprocedure