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fyrox_impl/resource/curve/
loader.rs

1// Copyright (c) 2019-present Dmitry Stepanov and Fyrox Engine contributors.
2//
3// Permission is hereby granted, free of charge, to any person obtaining a copy
4// of this software and associated documentation files (the "Software"), to deal
5// in the Software without restriction, including without limitation the rights
6// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7// copies of the Software, and to permit persons to whom the Software is
8// furnished to do so, subject to the following conditions:
9//
10// The above copyright notice and this permission notice shall be included in all
11// copies or substantial portions of the Software.
12//
13// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
19// SOFTWARE.
20
21//! Curve loader.
22
23use crate::{
24    asset::{
25        io::ResourceIo,
26        loader::{BoxedLoaderFuture, LoaderPayload, ResourceLoader},
27    },
28    core::{uuid::Uuid, TypeUuidProvider},
29    resource::curve::CurveResourceState,
30};
31use fyrox_resource::state::LoadError;
32use std::{path::PathBuf, sync::Arc};
33
34/// Default implementation for curve loading.
35pub struct CurveLoader;
36
37impl ResourceLoader for CurveLoader {
38    fn extensions(&self) -> &[&str] {
39        &["curve", "crv"]
40    }
41
42    fn is_native_extension(&self, ext: &str) -> bool {
43        fyrox_core::cmp_strings_case_insensitive(ext, "curve")
44            || fyrox_core::cmp_strings_case_insensitive(ext, "crv")
45    }
46
47    fn data_type_uuid(&self) -> Uuid {
48        CurveResourceState::type_uuid()
49    }
50
51    fn load(&self, path: PathBuf, io: Arc<dyn ResourceIo>) -> BoxedLoaderFuture {
52        Box::pin(async move {
53            let curve_state = CurveResourceState::from_file(&path, io.as_ref())
54                .await
55                .map_err(LoadError::new)?;
56            Ok(LoaderPayload::new(curve_state))
57        })
58    }
59}