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fix preview for first curve in path

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This commit is contained in:
sheaf 2021-02-25 14:43:43 +01:00
parent c6694e4e2f
commit 5e62937f16
1 changed files with 4 additions and 2 deletions
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6
src/app/MetaBrush/Render/Document.hs
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@ -198,13 +198,15 @@ getDocumentRender
-> case afterDrag of
Just docUpdate -> strokes . documentContent $ newDocument docUpdate
_ -> strokes content
| Just ( PartialPath p0 cp0 anchor _ ) <- mbPartialPath
| Just ( PartialPath p0 cp0 anchor firstPoint ) <- mbPartialPath
, let
mbFinalPoint :: Maybe ( Point2D Double )
mbControlPoint :: Maybe ( Point2D Double )
( mbFinalPoint, mbControlPoint )
| Just ( DrawHold holdPos ) <- mbHoldEvent
= ( Just holdPos, ( \ cp -> ( cp --> holdPos :: Vector2D Double ) • holdPos ) <$> mbMousePos )
= if firstPoint
then ( mbMousePos , Just holdPos )
else ( Just holdPos, ( \ cp -> ( cp --> holdPos :: Vector2D Double ) • holdPos ) <$> mbMousePos )
| otherwise
= ( mbMousePos, Nothing )
, Just finalPoint <- mbFinalPoint