Lenses for setting arrow head, tail, and shaft colors#138

Merged

bergey merged 11 commits intomasterfrom arrow-attr-lenses

Nov 16, 2013

+108-28

Commits on Nov 14, 2013

minor formatting/cleanup
Brent Yorgey
committed
add fromAlphaColour method to Color class
Brent Yorgey
committed
D.Attributes: export utility functions mk{Fill,Line}Color
Brent Yorgey
committed
D.TwoD.Arrow: Lenses for setting head, tail, and shaft style directly.
Brent Yorgey
committed
Default instance for FillColor
Brent Yorgey
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D.Attributes: Setters for Style -> {line,fill} color
Brent Yorgey
committed
D.TwoD.Arrow: reimplement {head,tail,shaft}Color lenses in terms of style{Line,Fill}Color
Brent Yorgey
committed
D.TwoD.Arrow: bug fix: styleLineColor should set line color, not fill color
Brent Yorgey
committed
make {head,tail,Shaft}Color less polymorphic
Brent Yorgey
committed
D.TwoD.Arrow: minor Haddock improvements
Brent Yorgey
committed
D.TwoD.Arrow: remove default shaft width
Brent Yorgey
committed