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|
use crate::core_shapes::CoreDrawable;
use crate::rendering::Render;
// use super::complex_shapes::{ComplexShape, Drawable};
use super::rendering::Renderer;
use super::solving::{Constrainable, SolverContext};
// const RECURSION_LIMIT: u64 = 10_000;
pub struct Runtime<'a> {
solver_ctx: Box<dyn SolverContext + 'a>,
renderer: Box<dyn Renderer>,
// drawables: Vec<DynDrawable>,
drawables: Vec<CoreDrawable>,
}
impl<'a> Runtime<'a> {
pub fn new(solver_ctx: Box<dyn SolverContext + 'a>, renderer: Box<dyn Renderer>) -> Self {
Self {
solver_ctx,
renderer,
// drawables: Vec::new(),
drawables: Vec::new(),
}
}
// pub fn add_drawable<T: ComplexShape + 'static>(&mut self, drawable: Drawable<T>) {
// self.drawables.push(drawable.into())
// }
pub fn add_drawable(&mut self, drawable: CoreDrawable) {
self.drawables.push(drawable)
}
pub fn solver_ctx(&mut self) -> &mut (dyn SolverContext + 'a) {
&mut *self.solver_ctx
}
pub fn renderer(&mut self) -> &mut dyn Renderer {
&mut *self.renderer
}
pub fn render(mut self) {
let model = self.solver_ctx.solve();
for drawable in &self.drawables {
let defined_drawable = drawable
.fixate(&*model)
.expect("Could not fixate core shape");
defined_drawable.shape.render(defined_drawable.context, &mut *self.renderer);
}
}
// TODO: preserve ordering of shapes
// pub fn render(mut self) {
// let mut drawables = self.drawables;
// let mut waited_on_variables = Vec::new();
// let mut core_shapes = Vec::new();
//
// /*
// for drawable in &self.shapes {
// let bounds = &drawable.bounds;
// let shape = &drawable.shape;
//
// if let Some(core_shape) = shape.to_render() {
// drawables.push((*drawable).clone());
// continue;
// }
//
// let mut result = shape.draw(bounds);
// drawables.append(&mut result.subshapes);
// waited_on_variables.append(&mut result.waiting_on);
// }
// */
//
// let mut recursion_count = 0;
//
// while !drawables.is_empty() {
// recursion_count += 1;
//
// if recursion_count > RECURSION_LIMIT {
// panic!("Recursion limit reached");
// }
//
// let mut tmp_drawables = Vec::new();
//
// for drawable in drawables.drain(..) {
// let shape_ctx = &drawable.context;
// let shape = &drawable.shape;
//
// if let Some(core_shape) = shape.as_core_shape() {
// core_shape.constrain(shape_ctx, &mut *self.solver_ctx, &*self.renderer);
// core_shapes.push((shape.dyn_clone(), shape_ctx.clone())); // Better to Arc? Cow?
// continue;
// }
//
// let mut result = shape.draw(shape_ctx, &mut *self.solver_ctx);
// tmp_drawables.append(&mut result.subshapes);
// waited_on_variables.append(&mut result.waiting_on);
// }
//
// drawables = tmp_drawables;
// }
//
// let model = self.solver_ctx.solve();
//
// // Delay rendering core shapes until later to have all the constraints
// for (core_shape, shape_ctx) in core_shapes {
// let core_shape = core_shape.as_core_shape().unwrap();
//
// match (core_shape.to_render(&*model), shape_ctx.fixate(&*model)) {
// (Some(defined_shape), Some(shape_ctx)) => {
// defined_shape.render(shape_ctx, &mut *self.renderer)
// }
// _ => panic!("Failed to fixate core shape"),
// }
// }
// }
}
|
