#![feature(custom_derive, plugin)]
#![plugin(serde_macros)]
extern crate serde;
extern crate serde_json;
use serde::{Deserialize, Deserializer};
pub mod layer;
pub mod level;
pub mod tileset;
#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
pub struct GlobalTile(pub u32);
impl GlobalTile {
pub fn find_local(self, sets: &[tileset::Tileset]) -> Option<(usize, LocalTile)> {
for (i, set) in sets.iter().enumerate() {
if set.contains_tile(self) {
let id = LocalTile(self.0 - set.firstgid.0);
return Some((i, id))
}
}
None
}
}
impl Deserialize for GlobalTile {
fn deserialize<D: Deserializer>(d: &mut D) -> Result<Self, D::Error> {
Ok(GlobalTile(try!(u32::deserialize(d))))
}
}
#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
pub struct LocalTile(pub u32);
impl Deserialize for LocalTile {
fn deserialize<D: Deserializer>(d: &mut D) -> Result<Self, D::Error> {
Ok(LocalTile(try!(u32::deserialize(d))))
}
}