Type Alias SDL_HitTest 

pub type SDL_HitTest = Option<unsafe extern "C" fn(win: *mut SDL_Window, area: *const SDL_Point, data: *mut c_void) -> SDL_HitTestResult>;

Callback used for hit-testing.

Parameter: win the SDL_Window where hit-testing was set on. Parameter: area an SDL_Point which should be hit-tested. Parameter: data what was passed as callback_data to SDL_SetWindowHitTest(). Returns: an SDL_HitTestResult value.

See Also: SDL_SetWindowHitTest

Aliased Type

pub enum SDL_HitTest {
    None,
    Some(unsafe extern "C" fn(*mut SDL_Window, *const SDL_Point, *mut c_void) -> SDL_HitTestResult),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut SDL_Window, *const SDL_Point, *mut c_void) -> SDL_HitTestResult)

Some value of type T.