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|
use libc;
use std;
use color;
use ffi;
use types;
pub struct Cell(*mut types::CellImpl);
#[repr(C)]
struct CellPrefix {
pub contents: [libc::c_char; 8],
pub len: libc::size_t,
pub attrs: types::CellAttrs,
}
impl Cell {
pub fn new(cell_impl: *mut types::CellImpl) -> Cell {
Cell(cell_impl)
}
pub fn contents(&self) -> &str {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
let contents: &[u8] = unsafe {
std::slice::from_raw_parts(
&(*prefix).contents as *const i8 as *const u8,
(*prefix).len
)
};
std::str::from_utf8(contents).unwrap()
}
pub fn fgcolor(&self) -> color::Color {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
let attrs = unsafe { &(*prefix).attrs };
color::Color::new(&attrs.fgcolor)
}
pub fn bgcolor(&self) -> color::Color {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
let attrs = unsafe { &(*prefix).attrs };
color::Color::new(&attrs.bgcolor)
}
pub fn is_wide(&self) -> bool {
let Cell(cell_impl) = *self;
unsafe { ffi::vt100_wrapper_cell_is_wide(cell_impl) != 0 }
}
pub fn bold(&self) -> bool {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
unsafe {
ffi::vt100_wrapper_cell_attrs_bold(&mut (*prefix).attrs) != 0
}
}
pub fn italic(&self) -> bool {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
unsafe {
ffi::vt100_wrapper_cell_attrs_italic(&mut (*prefix).attrs) != 0
}
}
pub fn underline(&self) -> bool {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
unsafe {
ffi::vt100_wrapper_cell_attrs_underline(&mut (*prefix).attrs) != 0
}
}
pub fn inverse(&self) -> bool {
let Cell(cell_impl) = *self;
let prefix: *mut CellPrefix = unsafe {
std::mem::transmute(cell_impl)
};
unsafe {
ffi::vt100_wrapper_cell_attrs_inverse(&mut (*prefix).attrs) != 0
}
}
pub fn check_dirty(&self) -> bool {
let Cell(cell_impl) = *self;
let ret = unsafe {
ffi::vt100_wrapper_cell_was_drawn(cell_impl) == 0
};
unsafe {
ffi::vt100_wrapper_cell_set_was_drawn(cell_impl)
};
ret
}
}
|
