use ffi;
#[repr(u32)]
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
pub enum StrokerLineCap {
Butt = ffi::FT_STROKER_LINECAP_BUTT,
Round = ffi::FT_STROKER_LINECAP_ROUND,
Square = ffi::FT_STROKER_LINECAP_SQUARE,
}
#[repr(u32)]
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
pub enum StrokerLineJoin {
Round = ffi::FT_STROKER_LINEJOIN_ROUND,
Bevel = ffi::FT_STROKER_LINEJOIN_BEVEL,
MiterVariable = ffi::FT_STROKER_LINEJOIN_MITER_VARIABLE,
MiterFixed = ffi::FT_STROKER_LINEJOIN_MITER_FIXED,
}
pub struct Stroker {
library_raw: ffi::FT_Library,
raw: ffi::FT_Stroker,
}
impl Stroker {
pub unsafe fn from_raw(library_raw: ffi::FT_Library, raw: ffi::FT_Stroker) -> Self {
ffi::FT_Reference_Library(library_raw);
Stroker { library_raw, raw }
}
pub fn set(
&self,
radius: ffi::FT_Fixed,
line_cap: StrokerLineCap,
line_join: StrokerLineJoin,
miter_limit: ffi::FT_Fixed,
) {
unsafe {
ffi::FT_Stroker_Set(
self.raw,
radius,
line_cap as u32,
line_join as u32,
miter_limit,
);
}
}
pub fn raw(&self) -> &ffi::FT_StrokerRec {
unsafe { &*self.raw }
}
pub fn raw_mut(&mut self) -> &mut ffi::FT_StrokerRec {
unsafe { &mut *self.raw }
}
pub(crate) fn raw_stroker(&self) -> ffi::FT_Stroker {
self.raw
}
}
impl Drop for Stroker {
fn drop(&mut self) {
let err = unsafe {
ffi::FT_Stroker_Done(self.raw);
ffi::FT_Done_Library(self.library_raw)
};
if err != ffi::FT_Err_Ok {
panic!("Failed to drop library");
}
}
}