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Add arrows for TikZ diagrams #117
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Daniel-Diaz
reviewed
Jun 13, 2018
| @@ -79,10 +81,18 @@ castpoint (x,y) = T.pointAtXY x y | |||
| radiansToDegrees :: Double -> Double | |||
| radiansToDegrees x = (180 * x) / pi | |||
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| toTPoint :: Point -> T.TPoint | |||
| toTPoint = uncurry T.pointAtXY | |||
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This is the same as castpoint.
Daniel-Diaz
reviewed
Jun 13, 2018
| figuretikz (Arrow (p:ps)) = T.path [T.Draw, T.Arrow] $ foldl (\y x -> y T.->- castpoint x) (T.Start $ castpoint p) ps | ||
| figuretikz (Curvy []) = emptytikz | ||
| --figuretikz (Curvy (p:ps)) = T.path [T.Draw, T.Smooth] $ foldl (\y x -> y T.->- castpoint x) (T.Start $ castpoint p) ps | ||
| figuretikz (Curvy (ps)) = T.Curvy (toTPoint <$> ps) |
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The parenthesis in (ps) are not needed.
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Thanks for working on this! Would you please add an example? |
Daniel-Diaz
reviewed
Jun 13, 2018
| @@ -54,6 +54,8 @@ type Point = (Double,Double) | |||
| -- | A figure in the plane. | |||
| data Figure = | |||
| Line [Point] -- ^ Line along a list of points. | |||
| | Arrow [Point] -- ^ Line along a list of points with an arrowhead . | |||
| | Curvy [Point] | |||
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You explain Arrow, but not Curvy.
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I have added some comments as well. |
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