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bitflags! {
/// Constants shared by multiple CSS Box Alignment properties
///
/// These constants match Gecko's `NS_STYLE_ALIGN_*` constants.
#[derive(MallocSizeOf)]
#[repr(C)]
pub struct AlignFlags: u8 {
/// 'auto'
const AUTO = 0;
/// 'normal'
const NORMAL = 1;
/// 'start'
const START = 1 << 1;
/// 'end'
const END = 1 << 2;
const ALIAS = Self::END.bits;
/// 'flex-start'
const FLEX_START = 1 << 3;
const MIXED = 1 << 4 | AlignFlags::FLEX_START.bits | AlignFlags::END.bits;
const MIXED_SELF = 1 << 5 | AlignFlags::FLEX_START.bits | AlignFlags::END.bits;
}
}
/// An arbitrary identifier for a native (OS compositor) surface
#[repr(C)]
#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq)]
pub struct NativeSurfaceId(pub u64);
impl NativeSurfaceId {
/// A special id for the native surface that is used for debug / profiler overlays.
pub const DEBUG_OVERLAY: NativeSurfaceId = NativeSurfaceId(u64::MAX);
}
#[repr(C)]
#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq)]
#[cfg_attr(feature = "capture", derive(Serialize))]
#[cfg_attr(feature = "replay", derive(Deserialize))]
pub struct NativeTileId {
pub surface_id: NativeSurfaceId,
pub x: i32,
pub y: i32,
}
impl NativeTileId {
/// A special id for the native surface that is used for debug / profiler overlays.
pub const DEBUG_OVERLAY: NativeTileId = NativeTileId {
surface_id: NativeSurfaceId::DEBUG_OVERLAY,
x: 0,
y: 0,
};
}
#[no_mangle]
pub extern "C" fn root(flags: AlignFlags, tile: NativeTileId) {}
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