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<magics>
	<class inherits="LevelSelection"
		xmltag="interval"
		name="IntervalSelectionType"
		directory="visualisers"
		prefix="contour/contour/contour"
		action="pcont"
		python = "mcont">
		<documentation>
  If the parameter CONTOUR_LEVEL_SELECTION_TYPE is set to 'INTERVAL' ,
  MAGICS will plot contours at regularly spaced intervals
  using the value of CONTOUR_REFERENCE_LEVEL as a base
  and the value in CONTOUR_INTERVAL as the interval between levels.
		</documentation>
		<parameter member="reference"
			to="float"
			default="0.0"
			from="float"
			name="contour_reference_level">
			<documentation>Contour level from which contour interval is calculated</documentation>
			<release>Magics++0.1</release>
		</parameter>
		<parameter member="interval"
			to="float"
			default="8.0"
			from="float"
			name="contour_interval">
			<documentation>Interval in data units between two contour lines</documentation>
			<release>Magics++0.1</release>
		</parameter>
	</class>
</magics>
