Scenic.Primitive.Line (Scenic v0.11.0-beta.0) View Source

Draw a line on the screen.

Data

{point_a, point_b}

The data for a line is a tuple containing two points.

point_a - position to start drawing from
point_b - position to draw to

Styles

This primitive recognizes the following styles

hidden - show or hide the primitive
cap - says how to draw the ends of the line.
stroke - stroke the outline of the primitive. In this case, only the curvy part.

Usage

You should add/modify primitives via the helper functions in Scenic.Primitives

graph
  |> line( {{0, 0}, {20, 40}}, stroke: {1, :yellow} )

Link to this section Summary

Types

styles_t()

t()

Functions

bounds(data, mx, styles)

centroid(data)

Returns a the midpoint of the line. This is used as the default pin when applying rotate or scale transforms.

compile(primitive, arg2)

Compile the data for this primitive into a mini script. This can be combined with others to generate a larger script and is called when a graph is compiled.

valid_styles()

Returns a list of styles recognized by this primitive.

Link to this section Types

styles_t()

Specs

styles_t() :: [:hidden | :scissor | :stroke_width | :stroke_fill | :cap]

t()

Specs

t() :: {{x0 :: number(), y0 :: number()}, {x1 :: number(), y1 :: number()}}

Link to this section Functions

bounds(data, mx, styles)

centroid(data)

Returns a the midpoint of the line. This is used as the default pin when applying rotate or scale transforms.

compile(primitive, arg2)

Specs

compile(primitive :: Scenic.Primitive.t(), styles :: Scenic.Primitive.Style.t()) ::
  Scenic.Script.t()

Compile the data for this primitive into a mini script. This can be combined with others to generate a larger script and is called when a graph is compiled.

valid_styles()

Specs

valid_styles() :: styles_t()

Returns a list of styles recognized by this primitive.