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// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// DO NOT EDIT
use crate::RenderNode;
use glib::{prelude::*, translate::*};
glib::wrapper! {
/// A render node cross fading between two child nodes.
#[doc(alias = "GskCrossFadeNode")]
pub struct CrossFadeNode(Shared<ffi::GskCrossFadeNode>);
match fn {
ref => |ptr| ffi::gsk_render_node_ref(ptr as *mut ffi::GskRenderNode),
unref => |ptr| ffi::gsk_render_node_unref(ptr as *mut ffi::GskRenderNode),
}
}
impl StaticType for CrossFadeNode {
fn static_type() -> glib::Type {
unsafe { from_glib(ffi::gsk_cross_fade_node_get_type()) }
}
}
impl CrossFadeNode {
/// Creates a [`RenderNode`][crate::RenderNode] that will do a cross-fade between @start and @end.
/// ## `start`
/// The start node to be drawn
/// ## `end`
/// The node to be cross_fadeed onto the @start node
/// ## `progress`
/// How far the fade has progressed from start to end. The value will
/// be clamped to the range [0 ... 1]
///
/// # Returns
///
/// A new [`RenderNode`][crate::RenderNode]
#[doc(alias = "gsk_cross_fade_node_new")]
pub fn new(
start: impl AsRef<RenderNode>,
end: impl AsRef<RenderNode>,
progress: f32,
) -> CrossFadeNode {
skip_assert_initialized!();
unsafe {
from_glib_full(ffi::gsk_cross_fade_node_new(
start.as_ref().to_glib_none().0,
end.as_ref().to_glib_none().0,
progress,
))
}
}
/// Retrieves the child [`RenderNode`][crate::RenderNode] at the end of the cross-fade.
///
/// # Returns
///
/// a [`RenderNode`][crate::RenderNode]
#[doc(alias = "gsk_cross_fade_node_get_end_child")]
#[doc(alias = "get_end_child")]
pub fn end_child(&self) -> RenderNode {
unsafe {
from_glib_none(ffi::gsk_cross_fade_node_get_end_child(
self.to_glib_none().0,
))
}
}
/// Retrieves the progress value of the cross fade.
///
/// # Returns
///
/// the progress value, between 0 and 1
#[doc(alias = "gsk_cross_fade_node_get_progress")]
#[doc(alias = "get_progress")]
pub fn progress(&self) -> f32 {
unsafe { ffi::gsk_cross_fade_node_get_progress(self.to_glib_none().0) }
}
/// Retrieves the child [`RenderNode`][crate::RenderNode] at the beginning of the cross-fade.
///
/// # Returns
///
/// a [`RenderNode`][crate::RenderNode]
#[doc(alias = "gsk_cross_fade_node_get_start_child")]
#[doc(alias = "get_start_child")]
pub fn start_child(&self) -> RenderNode {
unsafe {
from_glib_none(ffi::gsk_cross_fade_node_get_start_child(
self.to_glib_none().0,
))
}
}
}