Struct railroad::Optional

pub struct Optional<N> { /* private fields */ }

Wraps another element to make that element logically optional.

Draws a separate path above, which skips the given element.

Implementations

impl<N> Optional<N>

pub fn new(inner: N) -> Self

pub fn into_inner(self) -> N

pub fn attr(&mut self, key: String) -> Entry<'_, String, String>

Access an attribute on the main SVG-element that will be drawn.

Trait Implementations

impl<N: Clone> Clone for Optional<N>

fn clone(&self) -> Optional<N>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<N: Debug> Debug for Optional<N>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<N: Default> Default for Optional<N>

fn default() -> Optional<N>

Returns the “default value” for a type.

impl<N> Node for Optional<N>where N: Node,

fn entry_height(&self) -> i64

The vertical distance from this element’s top to where the entering, connecting path is drawn.

fn height(&self) -> i64

This primitives’s total height.

fn width(&self) -> i64

This primitive’s total width.

fn draw(&self, x: i64, y: i64, h_dir: HDir) -> Element

Draw this element as an svg::Element.

fn height_below_entry(&self) -> i64

The vertical distance from the height of the connecting path to the bottom.