From a7dba612f03e58d7bd9527499d893987986b347c Mon Sep 17 00:00:00 2001 From: Héctor Ramón Jiménez Date: Fri, 22 Nov 2019 19:36:57 +0100 Subject: Write docs for `iced` and `iced_native` --- native/src/renderer.rs | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'native/src/renderer.rs') diff --git a/native/src/renderer.rs b/native/src/renderer.rs index 3e19be33..7a68ada4 100644 --- a/native/src/renderer.rs +++ b/native/src/renderer.rs @@ -32,9 +32,21 @@ pub use windowed::{Target, Windowed}; use crate::{layout, Element}; +/// A component that can take the state of a user interface and produce an +/// output for its users. pub trait Renderer: Sized { + /// The type of output of the [`Renderer`]. + /// + /// If you are implementing a graphical renderer, your output will most + /// likely be a tree of visual primitives. + /// + /// [`Renderer`]: trait.Renderer.html type Output; + /// Lays out the elements of a user interface. + /// + /// You should override this if you need to perform any operations before or + /// after layouting. For instance, trimming the measurements cache. fn layout<'a, Message>( &mut self, element: &Element<'a, Message, Self>, -- cgit