servo/src/components/gfx/macros.rs
2013-12-12 17:54:51 -08:00

22 lines
669 B
Rust

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#[macro_escape];
macro_rules! bitfield(
($bitfieldname:ident, $getter:ident, $setter:ident, $value:expr) => (
impl $bitfieldname {
#[inline]
pub fn $getter(self) -> bool {
(*self & $value) != 0
}
#[inline]
pub fn $setter(&mut self, value: bool) {
*self = $bitfieldname((**self & !$value) | (if value { $value } else { 0 }))
}
}
)
)