decal 0.6.0

Declarative DSL for describing scenes and rendering them to SVG or PNG
Documentation 
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use super::Drawable;
use crate::{
    attributes::IntoCornerRadius,
    primitives::IntoOptionalLength,
};

macro_rules! impl_corner {
    ($method:ident, $field:ident) => {
        #[doc = concat!("Sets the corner radius for the `", stringify!($field), "` corner.")]
        #[doc = ""]
        #[doc = "# Arguments"]
        #[doc = "- `value`: The corner radius value convertible using [`IntoOptionalLength`]."]
        #[doc = ""]
        #[doc = "# Returns"]
        #[doc = "- [`Self`]"]
        fn $method<T>(mut self, value: T) -> Self
        where
            T: IntoOptionalLength<false, true>,
        {
            self.visual_mut().corner_radius.$field =
                value.into_optional_length().unwrap_or_default();
            self
        }
    };
}

/// Capability for configuring rounded corner radii on a node.
pub trait RoundedCorners: Drawable {
    /// Sets the corner radius for all four corners of the node.
    ///
    /// # Arguments
    /// - `value`: The corner radius definition convertible using
    ///   [`IntoCornerRadius`].
    ///
    /// # Returns
    /// - [`Self`]
    fn corner_radius<T>(mut self, value: T) -> Self
    where
        T: IntoCornerRadius,
    {
        self.visual_mut().corner_radius = value.into_corner_radius().unwrap_or_default();
        self
    }

    impl_corner!(corner_top_left_radius, top_left);
    impl_corner!(corner_top_right_radius, top_right);
    impl_corner!(corner_bottom_right_radius, bottom_right);
    impl_corner!(corner_bottom_left_radius, bottom_left);
}