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use crate::canvas::Canvas;
use lyon_path::PathEvent;
pub trait Paint {
fn paint(&self, canvas: &mut Canvas);
}
pub struct Filled<D>(pub D);
impl<P: Paint> Paint for Filled<P> {
fn paint(&self, comp: &mut Canvas) {
self.0.paint(comp);
comp.fill();
}
}
pub struct Stroked<D> {
pub element: D,
pub width: f32,
}
impl<P: Paint> Paint for Stroked<P> {
fn paint(&self, comp: &mut Canvas) {
self.element.paint(comp);
comp.set_stroke_width(self.width);
comp.stroke();
}
}
impl<P> Paint for P
where
P: Iterator<Item = PathEvent> + Clone,
{
fn paint(&self, canvas: &mut Canvas) {
self.clone().for_each(|p| match p {
PathEvent::Line { to, .. } => canvas.line_to(to),
PathEvent::Quadratic { ctrl, to, .. } => canvas.quadratic_to(ctrl, to),
PathEvent::Cubic {
ctrl1, ctrl2, to, ..
} => canvas.cubic_to(ctrl1, ctrl2, to),
PathEvent::Begin { at } => canvas.move_to(at),
PathEvent::End { close, .. } if close => canvas.close_path(),
_ => {}
});
}
}