| Portability | GHC |
|---|---|
| Stability | highly unstable |
| Maintainer | Stephen Tetley <stephen.tetley@gmail.com> |
Wumpus.Core.Colour
Contents
Description
RGB, HSB, Gray colour types.
- data RGB3 a = RGB3 !a !a !a
- type DRGB = RGB3 Double
- data HSB3 a = HSB3 !a !a !a
- type DHSB = HSB3 Double
- newtype Gray a = Gray a
- type DGray = Gray Double
- rgb2hsb :: DRGB -> DHSB
- hsb2rgb :: DHSB -> DRGB
- rgb2gray :: DRGB -> DGray
- gray2rgb :: DGray -> DRGB
- hsb2gray :: DHSB -> DGray
- gray2hsb :: DGray -> DHSB
- black :: DRGB
- white :: DRGB
- red :: DRGB
- green :: DRGB
- blue :: DRGB
Colour types
Red-Green-Blue - no alpha.
Constructors
| RGB3 !a !a !a |
Instances
| Eq a => Eq (RGB3 a) | |
| Fractional a => Fractional (RGB3 a) | |
| Num a => Num (RGB3 a) | |
| Show a => Show (RGB3 a) | |
| (Num a, VectorSpace a) => VectorSpace (RGB3 a) | |
| Num a => AdditiveGroup (RGB3 a) | |
| PSColour (RGB3 Double) | |
| Ellipse (RGB3 Double) | |
| TextLabel (RGB3 Double) | |
| Fill (RGB3 Double) | |
| Stroke (RGB3 Double) | |
| Ellipse (RGB3 Double, [StrokeAttr]) | |
| Ellipse (RGB3 Double, StrokeAttr) | |
| Ellipse (RGB3 Double, DrawEllipse) | |
| TextLabel (RGB3 Double, FontAttr) | |
| Stroke (RGB3 Double, [StrokeAttr]) | |
| Stroke (RGB3 Double, StrokeAttr) |
RGB representated by Double - values should be in the range 0.0 to 1.0.
- 0 represents full saturation, for instance red is 1.0, 0.0, 0.0.
Hue-Saturation-Brightness.
Constructors
| HSB3 !a !a !a |
Instances
| Eq a => Eq (HSB3 a) | |
| Fractional a => Fractional (HSB3 a) | |
| Num a => Num (HSB3 a) | |
| Show a => Show (HSB3 a) | |
| (Num a, VectorSpace a) => VectorSpace (HSB3 a) | |
| Num a => AdditiveGroup (HSB3 a) | |
| PSColour (HSB3 Double) | |
| Ellipse (HSB3 Double) | |
| TextLabel (HSB3 Double) | |
| Fill (HSB3 Double) | |
| Stroke (HSB3 Double) | |
| Ellipse (HSB3 Double, [StrokeAttr]) | |
| Ellipse (HSB3 Double, StrokeAttr) | |
| Ellipse (HSB3 Double, DrawEllipse) | |
| TextLabel (HSB3 Double, FontAttr) | |
| Stroke (HSB3 Double, [StrokeAttr]) | |
| Stroke (HSB3 Double, StrokeAttr) |
Constructors
| Gray a |
Instances
| Eq a => Eq (Gray a) | |
| Num a => Num (Gray a) | |
| Ord a => Ord (Gray a) | |
| Show a => Show (Gray a) | |
| PSColour (Gray Double) | |
| Ellipse (Gray Double) | |
| TextLabel (Gray Double) | |
| Fill (Gray Double) | |
| Stroke (Gray Double) | |
| Ellipse (Gray Double, [StrokeAttr]) | |
| Ellipse (Gray Double, StrokeAttr) | |
| Ellipse (Gray Double, DrawEllipse) | |
| TextLabel (Gray Double, FontAttr) | |
| Stroke (Gray Double, [StrokeAttr]) | |
| Stroke (Gray Double, StrokeAttr) |
type DGray = Gray DoubleSource
Gray represented by a Double - values should be in the range 0.0 (black) to 1.0 (white).