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style: Use cbindgen for cursors.

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Pretty straight-forward.

Differential Revision: https://phabricator.services.mozilla.com/D63777
This commit is contained in:
Emilio Cobos Álvarez 2020-02-23 13:07:30 +00:00
parent 787ac98d18
commit 18570bf077
4 changed files with 39 additions and 77 deletions
Download patch file Download diff file Expand all files Collapse all files

28
components/style/values/generics/ui.rs
View file

@ -21,19 +21,22 @@ use values::specified::ui::CursorKind;
ToResolvedValue,
ToShmem,
)]
pub struct Cursor<Image> {
#[repr(C)]
pub struct GenericCursor<Image> {
/// The parsed images for the cursor.
pub images: Box<[Image]>,
pub images: crate::OwnedSlice<Image>,
/// The kind of the cursor [default | help | ...].
pub keyword: CursorKind,
}
pub use self::GenericCursor as Cursor;
impl<Image> Cursor<Image> {
/// Set `cursor` to `auto`
#[inline]
pub fn auto() -> Self {
Self {
images: vec![].into_boxed_slice(),
images: Default::default(),
keyword: CursorKind::Auto,
}
}
@ -63,24 +66,31 @@ impl<Image: ToCss> ToCss for Cursor<Image> {
ToResolvedValue,
ToShmem,
)]
pub struct CursorImage<ImageUrl, Number> {
#[repr(C)]
pub struct GenericCursorImage<ImageUrl, Number> {
/// The url to parse images from.
pub url: ImageUrl,
/// The <x> and <y> coordinates.
pub hotspot: Option<(Number, Number)>,
/// Whether the image has a hotspot or not.
pub has_hotspot: bool,
/// The x coordinate.
pub hotspot_x: Number,
/// The y coordinate.
pub hotspot_y: Number,
}
pub use self::GenericCursorImage as CursorImage;
impl<ImageUrl: ToCss, Number: ToCss> ToCss for CursorImage<ImageUrl, Number> {
fn to_css<W>(&self, dest: &mut CssWriter<W>) -> fmt::Result
where
W: Write,
{
self.url.to_css(dest)?;
if let Some((ref x, ref y)) = self.hotspot {
if self.has_hotspot {
dest.write_str(" ")?;
x.to_css(dest)?;
self.hotspot_x.to_css(dest)?;
dest.write_str(" ")?;
y.to_css(dest)?;
self.hotspot_y.to_css(dest)?;
}
Ok(())
}