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use crate::{Image, Point, Size};
/// A background image.
#[derive(Debug, Clone, PartialEq)]
pub struct BackgroundImage {
// TODO: svg support
image: Image,
attachment: Attachment,
clip: Sizing,
origin: Sizing,
/// (x, y)
repeat: (Repeat, Repeat),
size: Size,
// filter_method: FilterMethod,
// opacity: f32,
// TODO: blend mode
}
impl BackgroundImage {
/// Scales the opacity of the [`BackgroundImage`] by the given factor.
pub fn scale_opacity(mut self, factor: f32) -> Self {
let opacity = self.image.opacity * factor;
self.image = self.image.opacity(opacity);
self
}
}
/// An attachment property.
#[derive(Debug, Clone, Copy, PartialEq, Default)]
pub enum Attachment {
/// Fixed relative to the viewport.
Fixed,
/// Fixed relative to self.
#[default]
Local,
}
/// A sizing property.
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum Sizing {
/// At outside edge of border.
Border,
/// At outside edge of padding.
Padding,
/// At outside edge of content.
Content,
}
/// A repetition property.
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum Repeat {
/// Repeat beginning at offset. Will be clipped if necessary.
Repeat(Point),
/// Repeated as much as possible without clipping. Whitespace is evenly distributed between each instance.
Space,
/// Repeated as much as possible without clipping. Stretched until there is room for another to be added.
Round,
/// No repetition. Position defined by point. Will be clipped if necessary.
NoRepeat(Point),
}
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