mirror of
https://github.com/reanimate/reanimate.git
synced 2026-09-10 15:42:21 +00:00
0aca2333e2* Remove redundant brackets * Various hlint fixes * Remove unused language pragrams and other fixes * Use addStatic more consistently in examples * Rename remaining usages of sceneAnimation to scene
61 lines
1.6 KiB
Haskell
Executable file
61 lines
1.6 KiB
Haskell
Executable file
#!/usr/bin/env stack
|
|
-- stack runghc --package reanimate
|
|
{-# LANGUAGE OverloadedStrings #-}
|
|
{-# LANGUAGE ParallelListComp #-}
|
|
module Main(main) where
|
|
|
|
import Codec.Picture
|
|
import Codec.Picture.Types
|
|
import Control.Lens ((&))
|
|
import Graphics.SvgTree (LineJoin (..))
|
|
import Reanimate
|
|
import Reanimate.Morph.Common
|
|
import Reanimate.Morph.Linear
|
|
|
|
bgColor :: PixelRGBA8
|
|
bgColor = PixelRGBA8 252 252 252 0xFF
|
|
|
|
main :: IO ()
|
|
main = reanimate $
|
|
addStatic (mkBackgroundPixel bgColor) $
|
|
mapA (withStrokeWidth defaultStrokeWidth) $
|
|
mapA (withStrokeColor "black") $
|
|
mapA (withStrokeLineJoin JoinRound) $
|
|
mapA (withFillOpacity 1) $
|
|
scene $
|
|
showPair (stages ++ take 1 stages)
|
|
where
|
|
showPair (from:to:rest) =
|
|
waitOn $ do
|
|
toS <- newSpriteSVG $
|
|
translate 4 0 to
|
|
spriteE toS $ overBeginning 0.2 fadeInE
|
|
spriteE toS $ overEnding 0.2 fadeOutE
|
|
m <- fork $ newSpriteA $ animate (morph linear from to)
|
|
& signalA (curveS 4)
|
|
& mapA (translate (-4) 0)
|
|
wait 4
|
|
destroySprite m
|
|
destroySprite toS
|
|
showPair (to:rest)
|
|
return ()
|
|
showPair _ = return ()
|
|
|
|
stages = map (lowerTransformations . scale 8 . pathify . center) $ colorize
|
|
[ latex "X"
|
|
, latex "$\\aleph$"
|
|
, latex "Y"
|
|
, latex "$\\infty$"
|
|
, latex "I"
|
|
, latex "$\\pi$"
|
|
, latex "1"
|
|
, latex "S"
|
|
, mkRect 0.5 0.5
|
|
]
|
|
|
|
colorize :: [SVG] -> [SVG]
|
|
colorize lst =
|
|
[ withFillColorPixel (promotePixel $ parula (n/fromIntegral (length lst-1))) elt
|
|
| elt <- lst
|
|
| n <- [0..]
|
|
]
|