74 lines
1.7 KiB
Haskell
74 lines
1.7 KiB
Haskell
{-# OPTIONS_HADDOCK ignore-exports #-}
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module Graphics.Diagram.Gtk where
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import Algebra.VectorTypes
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import Diagrams.Backend.Cairo
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import Diagrams.Prelude
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import Graphics.Diagram.Plotter
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import Graphics.Diagram.Types
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import Parser.Meshparser
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-- |Create the Diagram from the points.
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diag :: DiagProp -> [[PT]] -> Diagram Cairo R2
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diag p pts = case alg p of
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0 ->
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mkDiag
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(mconcat [maybeDiag (ct p) coordPointsText,
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coordPoints, xAxis, yAxis,
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maybeDiag (gd p) grid, whiteRectB])
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p (head pts)
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1 ->
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mkDiag
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(mconcat
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[maybeDiag (ct p) convexHPText,
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convexHP, convexHLs,
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coordPoints, xAxis, yAxis,
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maybeDiag (gd p) grid, whiteRectB])
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p (head pts)
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2 -> polys
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3 ->
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polyIntText
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`atop`
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polyIntersection (head pts) (pts !! 1) p
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`atop`
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polys
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_ -> mempty
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where
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polys =
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mkDiag
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(mconcat [maybeDiag (ct p) coordPointsText, coordPoints, polyLines])
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p (head pts)
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`atop`
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mkDiag
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(mconcat
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[maybeDiag (ct p) coordPointsText,
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polyLines, coordPoints, xAxis, yAxis,
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maybeDiag (gd p) grid, whiteRectB])
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p (pts !! 1)
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polyIntText = if ct p
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then polyIntersectionText (head pts) (pts !! 1) p
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else mempty
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-- |Create the Diagram from a String which is supposed to be the contents
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-- of an obj file.
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diagS :: DiagProp -> MeshString -> Diagram Cairo R2
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diagS p mesh = case alg p of
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2 ->
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diag p.
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facesToArr $
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mesh
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3 ->
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diag p.
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facesToArr $
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mesh
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_ ->
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(diag p .
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(:[]) .
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meshToArr $
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mesh) #
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bg white
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