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use sys::haptic as ll;
use sys::joystick as sys_joystick;
use HapticSubsystem;
use common::IntegerOrSdlError;
use get_error;
impl HapticSubsystem {
pub fn open_from_joystick_id(&self, joystick_index: i32) -> Result<Haptic, IntegerOrSdlError> {
use common::IntegerOrSdlError::*;
let haptic = unsafe {
let joystick = sys_joystick::SDL_JoystickOpen(joystick_index);
ll::SDL_HapticOpenFromJoystick(joystick)
};
if haptic.is_null() {
Err(SdlError(get_error()))
} else {
unsafe { ll::SDL_HapticRumbleInit(haptic) };
Ok(Haptic {
subsystem: self.clone(),
raw: haptic,
})
}
}
}
pub struct Haptic {
subsystem: HapticSubsystem,
raw: *mut ll::SDL_Haptic,
}
impl Haptic {
#[inline]
pub fn subsystem(&self) -> &HapticSubsystem { &self.subsystem }
pub fn rumble_play(&mut self, strength: f32, duration: u32) {
unsafe { ll::SDL_HapticRumblePlay(self.raw, strength, duration) };
}
pub fn rumble_stop(&mut self) {
unsafe { ll::SDL_HapticRumbleStop(self.raw) };
}
}
impl Drop for Haptic {
fn drop(&mut self) {
unsafe { ll::SDL_HapticClose(self.raw) }
}
}