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mod contained;
mod linear;
use quicksilver::{
geom::{Circle, Rectangle, Vector},
graphics::Graphics,
Result, Timer,
};
pub use crate::{
contained::BasicAnimationContainer,
linear::{Linear, LinearConfig, SimpleLinearConfig},
};
use std::marker::PhantomData;
pub trait BasicAnimation<Size, Combined: AnimationShape<Size>> {
fn draw(&mut self, gfx: &mut Graphics, location: Combined) -> Result<()>;
fn contain(self, location: Combined) -> BasicAnimationContainer<Self, Size, Combined>
where
Self: Sized,
{
BasicAnimationContainer {
location,
animation: self,
_size: PhantomData,
}
}
}
pub trait AnimationShape<Size> {
fn get_size(&self) -> Size;
fn get_location(&self) -> Vector;
fn set_size(&mut self, size: Size);
fn set_location(&mut self, location: Vector);
fn get_both(&self) -> Self;
}
impl AnimationShape<Vector> for Rectangle {
fn get_size(&self) -> Vector {
self.size
}
fn get_location(&self) -> Vector {
self.pos
}
fn set_size(&mut self, size: Vector) {
self.size = size;
}
fn set_location(&mut self, location: Vector) {
self.pos = location;
}
fn get_both(&self) -> Self {
*self
}
}
impl AnimationShape<f32> for Circle {
fn get_size(&self) -> f32 {
self.radius
}
fn get_location(&self) -> Vector {
self.pos
}
fn set_size(&mut self, size: f32) {
self.radius = size;
}
fn set_location(&mut self, location: Vector) {
self.pos = location;
}
fn get_both(&self) -> Self {
*self
}
}
pub trait ContainedAnimation<Size, Combined: AnimationShape<Size>> {
fn draw(&mut self, gfx: &mut Graphics) -> Result<()>;
fn set_location(&mut self, location: Vector);
fn set_size(&mut self, size: Size);
fn get_draw_pos(&self) -> Combined;
fn get_position(&self) -> Vector;
fn get_size(&self) -> Size;
}
pub trait EditableState<T> {
fn set_state(&mut self, new_state: T);
fn get_state(&self) -> &T;
}
pub trait Resetable {
fn reset(&mut self);
}
pub struct AnimationTimer<T, MaxFrames: Fn(&T) -> usize> {
timer: Timer,
at_frame: usize,
max_frames: MaxFrames,
_t: PhantomData<T>,
}
impl<T, MaxFrames> AnimationTimer<T, MaxFrames>
where
MaxFrames: Fn(&T) -> usize,
{
pub fn new(max_frames: MaxFrames, timer: Timer) -> AnimationTimer<T, MaxFrames> {
Self {
timer,
max_frames,
at_frame: 0,
_t: PhantomData,
}
}
pub fn get_current_frame(&mut self, state: &T) -> usize {
let frames_passed = self.timer.exhaust().map(usize::from).unwrap_or(0);
match frames_passed.checked_add(self.at_frame) {
Some(x) => {
self.at_frame = x % (self.max_frames)(state);
}
None => {
let max_size = (self.max_frames)(state);
let bound_to_frame = frames_passed % max_size;
self.at_frame = (bound_to_frame + self.at_frame) % max_size;
}
}
self.at_frame
}
pub fn reset(&mut self) {
self.at_frame = 0;
self.timer.reset();
}
}