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use hurrycurry_protocol::glam::Vec2;
use sdl2::rect::{FRect, Rect};
pub struct Sprite {
z_offset: f32,
src: Rect,
relative_dst: FRect,
}
impl Sprite {
pub fn new(src: Rect, anchor: Vec2, elevation: f32) -> Self {
let relative_dst = FRect::new(
anchor.x - (src.w as f32) / 32. / 2.,
anchor.y - (src.h as f32) / 24.,
(src.w as f32) / 32.,
(src.h as f32) / 24.,
);
Self {
z_offset: elevation,
src,
relative_dst,
}
}
pub fn new_tile(src: Rect) -> Self {
Self::new(src, Vec2::new(0.5, 1.0), 0.5)
}
pub fn at(&self, pos: Vec2) -> SpriteDraw {
SpriteDraw {
z_order: ((self.z_offset + pos.y) * 24.) as i32,
src: self.src,
dst: FRect::new(
self.relative_dst.x + pos.x,
self.relative_dst.y + pos.y,
self.relative_dst.w,
self.relative_dst.h,
),
tint: [0xff; 4],
}
}
}
#[derive(Debug, Clone, Copy)]
pub struct SpriteDraw {
pub tint: [u8; 4],
pub z_order: i32,
pub src: Rect,
pub dst: FRect,
}
impl SpriteDraw {
pub fn overlay(src: Rect, pos: Vec2, size: Vec2, tint: Option<[u8; 4]>) -> Self {
Self {
dst: FRect::new(pos.x, pos.y, size.x, size.y),
src,
tint: tint.unwrap_or([0xff; 4]),
z_order: i32::MAX,
}
}
}
impl Ord for SpriteDraw {
fn cmp(&self, other: &Self) -> std::cmp::Ordering {
self.z_order.cmp(&other.z_order)
}
}
impl PartialOrd for SpriteDraw {
fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
Some(self.cmp(&other))
}
}
impl Eq for SpriteDraw {}
impl PartialEq for SpriteDraw {
fn eq(&self, other: &Self) -> bool {
self.z_order == other.z_order && self.src == other.src && self.dst == other.dst
}
}
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