lifetimes are too hard, assets are now ref-counted

examples/test.rs

@@ -1,11 +1,12 @@
 use skunk2d::*;
+use std::rc::Rc;
 
 const WIDTH: i32 = 1920 / 3;
 const HEIGHT: i32 = 1080 / 3;
 
 struct World {
-    img: Image,
+    img: Rc<Image>,
-    font: Tileset,
+    font: Rc<Tileset>,
     pos: Vec2<i32>,
 }
 

src/image.rs

@@ -2,6 +2,7 @@ use crate::vec2::Vec2;
 use crate::Rect;
 use std::fs;
 use std::fs::File;
+use std::rc::Rc;
 
 //todo: make dynamically different bitdepths
 pub struct Image {
@@ -17,11 +18,11 @@ impl Image {
         }
     }
 
-    pub fn load(path: &str) -> Self {
+    pub fn load(path: &str) -> Rc<Self> {
         Self::load_data(fs::read(path).unwrap().as_slice())
     }
 
-    pub fn load_data(data: &[u8]) -> Self {
+    pub fn load_data(data: &[u8]) -> Rc<Self> {
         let mut options = gif::DecodeOptions::new();
         options.set_color_output(gif::ColorOutput::Indexed);
         let mut decoder = options.read_info(data).unwrap();
@@ -39,6 +40,7 @@ impl Image {
                 y: y as i32,
             },
         }
+        .into()
     }
 
     pub fn clear(&mut self) {

src/tileset.rs

@@ -1,5 +1,6 @@
 use crate::{Image, Rect, Vec2};
 use std::fs;
+use std::rc::Rc;
 
 pub struct Tileset {
     count: i32,
@@ -8,11 +9,11 @@ pub struct Tileset {
 }
 
 impl Tileset {
-    pub fn load(path: &str, tile_count: Vec2<i32>) -> Self {
+    pub fn load(path: &str, tile_count: Vec2<i32>) -> Rc<Self> {
         Self::load_data(fs::read(path).unwrap().as_slice(), tile_count)
     }
 
-    pub fn load_data(data: &[u8], tile_count: Vec2<i32>) -> Self {
+    pub fn load_data(data: &[u8], tile_count: Vec2<i32>) -> Rc<Self> {
         let img = Image::load_data(data);
         let mut images: Vec<Image> = vec![];
         let size = Vec2 {
@@ -41,6 +42,7 @@ impl Tileset {
             size,
             images,
         }
+        .into()
     }
 
     pub fn get(&self, idx: i32) -> &Image {