Diagrams.TwoD.Grid
gridWithHalves
gridWithHalves'
annotate
gridLine
gridLine'
gridLines
placeDiagramOnGrid
data GridOpts n
gridLineWidth
gridYColour
gridXColour
gridLL
gridLR
gridUL
data HighlightLineOpts n
highLightLineColour
highLightLineWidth
highLightLineDashingOnOff
highLightLineDashingOffset