Art.ContextFree

Create art via context free grammar production rules.

Documentation

data Modifier

Change the style applied to all downstream terminal symbols.

Constructors

Color String

Scale Float

Move Vec

data Symbol

A Terminal or non-terminal symbol.

Constructors

NonTerminal (NonEmpty Production)

Circle Float

Produce a circle with a radius.

Poly [Vec]

Produce a polygon by relative points. Starts and ends at (0, 0).

type Vec = (Float, Float)

A vector in 2d euclidian space.

type Production = (Float, [Modifier], NonEmpty Symbol)

A production rule, including a starting probability of generation, a list of styles to be applied to sub-grammars, and a non-empty list of symbols to produce.

interpret :: Symbol -> IO Svg

Create a drawing from a grammar. In order to get a string representation, you'll need to use one of blaze-svg's render functions, for example renderSvg.