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use crate::IndicatorConfig;
use std::thread;
use std::time::Duration;
pub struct Animation {
duration_per_frame: Duration,
frames: Vec<xcb::Arc>,
clear: bool,
}
impl Animation {
pub fn circles(
config: IndicatorConfig,
function: Box<dyn DoubleEndedIterator<Item = u16>>,
clear: bool,
) -> Animation {
let no_of_frames = config.framerate;
let duration_per_frame =
Duration::from_millis(config.duration).div_f64(no_of_frames as f64);
let frames = function
.map(|i| {
xcb::Arc::new(
((config.max_size as f32) / (2. * no_of_frames as f32) * i as f32) as i16, // x
((config.max_size as f32) / (2. * no_of_frames as f32) * i as f32) as i16, // y
(config.max_size) - (config.max_size / no_of_frames) * i as u16, // width
(config.max_size) - (config.max_size / no_of_frames) * i as u16, // height
0, // start angle
360 << 6, // end angle
)
})
.collect::<Vec<xcb::Arc>>();
return Animation {
duration_per_frame,
frames,
clear,
};
}
pub fn play(&self, conn: &xcb::Connection, win: u32, gfx_ctx: u32) {
for frame in &self.frames {
xcb::poly_arc(&conn, win, gfx_ctx, &[*frame]);
conn.flush();
if self.clear {
xcb::clear_area(&conn, true, win, frame.x(), frame.y(), 2000, 2000);
}
thread::sleep(self.duration_per_frame);
}
}
}
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