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|
//! Align and position widgets.
/// Returns a value representing center alignment.
pub const fn center() -> Alignment {
Alignment::Center
}
/// Returns a value representing left alignment.
pub const fn left() -> Horizontal {
Horizontal::Left
}
/// Returns a value representing right alignment.
pub const fn right() -> Horizontal {
Horizontal::Right
}
/// Returns a value representing top alignment.
pub const fn top() -> Vertical {
Vertical::Top
}
/// Returns a value representing bottom alignment.
pub const fn bottom() -> Vertical {
Vertical::Bottom
}
/// Alignment on the axis of a container.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Alignment {
/// Align at the start of the axis.
Start,
/// Align at the center of the axis.
Center,
/// Align at the end of the axis.
End,
}
impl From<Horizontal> for Alignment {
fn from(horizontal: Horizontal) -> Self {
match horizontal {
Horizontal::Left => Self::Start,
Horizontal::Center => Self::Center,
Horizontal::Right => Self::End,
}
}
}
impl From<Vertical> for Alignment {
fn from(vertical: Vertical) -> Self {
match vertical {
Vertical::Top => Self::Start,
Vertical::Center => Self::Center,
Vertical::Bottom => Self::End,
}
}
}
/// The horizontal [`Alignment`] of some resource.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Horizontal {
/// Align left
Left,
/// Horizontally centered
Center,
/// Align right
Right,
}
impl From<Alignment> for Horizontal {
fn from(alignment: Alignment) -> Self {
match alignment {
Alignment::Start => Self::Left,
Alignment::Center => Self::Center,
Alignment::End => Self::Right,
}
}
}
/// The vertical [`Alignment`] of some resource.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Vertical {
/// Align top
Top,
/// Vertically centered
Center,
/// Align bottom
Bottom,
}
impl From<Alignment> for Vertical {
fn from(alignment: Alignment) -> Self {
match alignment {
Alignment::Start => Self::Top,
Alignment::Center => Self::Center,
Alignment::End => Self::Bottom,
}
}
}
|
