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use libc::*;
use std::mem;
use ffi::*;
use internal::events::{EventSource, new_event_source_ref};
use internal::core::Core;
pub struct Timer
{
allegro_timer: *mut ALLEGRO_TIMER,
event_source: EventSource
}
impl Timer
{
pub fn new(_: &Core, speed_secs: f64) -> Result<Timer, ()>
{
unsafe
{
let t = al_create_timer(speed_secs as c_double);
if !t.is_null()
{
Ok(Timer{ allegro_timer: t, event_source: new_event_source_ref(al_get_timer_event_source(t)) })
}
else
{
Err(())
}
}
}
pub fn start(&self)
{
unsafe
{
al_start_timer(self.allegro_timer);
}
}
pub fn stop(&self)
{
unsafe
{
al_stop_timer(self.allegro_timer);
}
}
pub fn is_started(&self) -> bool
{
unsafe
{
al_get_timer_started(mem::transmute(self.allegro_timer)) != 0
}
}
pub fn get_speed(&self) -> f64
{
unsafe
{
al_get_timer_speed(mem::transmute(self.allegro_timer)) as f64
}
}
pub fn set_speed(&self, speed_secs: f64)
{
unsafe
{
al_set_timer_speed(self.allegro_timer, speed_secs as c_double);
}
}
pub fn get_count(&self) -> i64
{
unsafe
{
al_get_timer_count(mem::transmute(self.allegro_timer)) as i64
}
}
pub fn set_count(&self, count: i64)
{
unsafe
{
al_set_timer_count(self.allegro_timer, count as int64_t);
}
}
pub fn add_count(&self, diff: i64)
{
unsafe
{
al_add_timer_count(self.allegro_timer, diff as int64_t);
}
}
pub fn get_event_source<'l>(&'l self) -> &'l EventSource
{
&self.event_source
}
}
impl Drop for Timer
{
fn drop(&mut self)
{
unsafe
{
al_destroy_timer(self.allegro_timer);
}
}
}