##### 4Blocks-0.2

Core/ColouredPoint.hs```
module Core.ColouredPoint ( ColouredPoint,
getColouredPointX,
getColouredPointY,
getColouredPointColour,
convertColouredToSimplePoints,
moveColouredPointDown,
moveColouredPointUp,
moveColouredPointLeft,
moveColouredPointRight,
removeColouredPoints,
filterColouredPoints,
extractColouredPoints,
getLinesOfColouredPoints,
getSortedLinesOfColouredPoints,
getColumnsOfColouredPoints,
getSortedColumnsOfColouredPoints,
getColouredPointsFromLines,
convertAllColouredPointsToColour )
where
import Core.Colour
import Core.SimplePoint
import Data.Function
import Data.List
type ColouredPoint = (Double,Double,Colour)
getColouredPointX :: ColouredPoint -> Double
getColouredPointX (x,_,_) = x
getColouredPointY :: ColouredPoint -> Double
getColouredPointY (_,y,_) = y
getColouredPointColour :: ColouredPoint -> Colour
getColouredPointColour (_,_,c) = c
convertColouredToSimplePoint :: ColouredPoint -> SimplePoint
convertColouredToSimplePoint (x,y,c) = (x,y)
convertColouredToSimplePoints :: [ColouredPoint] -> [SimplePoint]
convertColouredToSimplePoints xs = map (convertColouredToSimplePoint) xs
moveColouredPointDown :: ColouredPoint -> ColouredPoint
moveColouredPointDown (x,y,c) = (x,y-1,c)
moveColouredPointUp :: ColouredPoint -> ColouredPoint
moveColouredPointUp (x,y,c) = (x,y+1,c)
moveColouredPointLeft :: ColouredPoint -> ColouredPoint
moveColouredPointLeft (x,y,c) = (x-1,y,c)
moveColouredPointRight :: ColouredPoint -> ColouredPoint
moveColouredPointRight (x,y,c) = (x+1,y,c)
removeColouredPoints :: Colour -> [ColouredPoint] -> [ColouredPoint]
removeColouredPoints colour = filter ((/= colour).getColouredPointColour)
filterColouredPoints :: Colour -> [ColouredPoint] -> [ColouredPoint]
filterColouredPoints colour = filter ((== colour).getColouredPointColour)
extractColouredPoints :: Colour -> [ColouredPoint] -> ([ColouredPoint],[ColouredPoint])
extractColouredPoints colour colouredPoints = (filterColouredPoints colour colouredPoints,removeColouredPoints colour colouredPoints)
getLinesOfColouredPoints :: [ColouredPoint] -> [[ColouredPoint]]
getLinesOfColouredPoints colouredPoints = linesOfColouredPoints
where
sortedByYColouredPoints = sortBy (compare `on` getColouredPointY) colouredPoints
groupedColouredPoints = groupBy (\(x1,y1,c1) (x2,y2,c2) -> (y1==y2)) sortedByYColouredPoints
reversedGroupedColouredPoints = reverse groupedColouredPoints
linesOfColouredPoints = reversedGroupedColouredPoints
getSortedLinesOfColouredPoints :: [ColouredPoint] -> [[ColouredPoint]]
getSortedLinesOfColouredPoints colouredPoints = linesOfColouredPoints
where
sortedByYColouredPoints = sortBy (compare `on` getColouredPointY) colouredPoints
groupedColouredPoints = groupBy (\(x1,y1,c1) (x2,y2,c2) -> (y1==y2)) sortedByYColouredPoints
sortedByXYColouredPointsLines = map (sortBy (compare `on` getColouredPointX)) groupedColouredPoints
reversedGroupedColouredPoints = reverse sortedByXYColouredPointsLines
linesOfColouredPoints = reversedGroupedColouredPoints
getColumnsOfColouredPoints :: [ColouredPoint] -> [[ColouredPoint]]
getColumnsOfColouredPoints colouredPoints = columnsOfColouredPoints
where
sortedByXColouredPoints = sortBy (compare `on` getColouredPointX) colouredPoints
groupedColouredPoints = groupBy (\(x1,y1,c1) (x2,y2,c2) -> (x1==x2)) sortedByXColouredPoints
columnsOfColouredPoints = groupedColouredPoints
getSortedColumnsOfColouredPoints :: [ColouredPoint] -> [[ColouredPoint]]
getSortedColumnsOfColouredPoints colouredPoints = columnsOfColouredPoints
where
sortedByXColouredPoints = sortBy (compare `on` getColouredPointX) colouredPoints
groupedColouredPoints = groupBy (\(x1,y1,c1) (x2,y2,c2) -> (x1==x2)) sortedByXColouredPoints
sortedByXYColouredPointsLines = map (sortBy (compare `on` getColouredPointY)) groupedColouredPoints
columnsOfColouredPoints = sortedByXYColouredPointsLines
getColouredPointsFromLines :: [[ColouredPoint]] -> [ColouredPoint]
getColouredPointsFromLines = concat
convertAllColouredPointsToColour :: Colour -> [ColouredPoint] -> [ColouredPoint]
convertAllColouredPointsToColour c colouredPoints = unColouredPoints ++ filteredColouredPoints
where (filteredColouredPoints,removedColouredPoints) = extractColouredPoints Grey_Colour colouredPoints
unColouredPoints = map (convertAllColouredPointToColour c) removedColouredPoints
convertAllColouredPointToColour :: Colour -> ColouredPoint -> ColouredPoint
convertAllColouredPointToColour c (x,y,_) = (x,y,c)
```