47 lines
1.5 KiB
Rust
47 lines
1.5 KiB
Rust
// pathfinder/demo/immersive/display.rs
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//
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// Copyright © 2019 The Pathfinder Project Developers.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use std::error::Error;
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use std::io;
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use pathfinder_geometry::basic::point::Point2DI32;
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use pathfinder_geometry::basic::rect::RectI32;
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use pathfinder_geometry::basic::transform3d::Perspective;
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use pathfinder_geometry::basic::transform3d::Transform3DF32;
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use pathfinder_gl::GLVersion;
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use pathfinder_gpu::resources::ResourceLoader;
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pub trait Display: Sized {
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type Error: DisplayError;
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type Camera: DisplayCamera<Error = Self::Error>;
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fn resource_loader(&self) -> &dyn ResourceLoader;
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fn gl_version(&self) -> GLVersion;
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fn make_current(&mut self) -> Result<(), Self::Error>;
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fn running(&self) -> bool;
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fn size(&self) -> Point2DI32;
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fn begin_frame(&mut self) -> Result<&mut[Self::Camera], Self::Error>;
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fn end_frame(&mut self) -> Result<(), Self::Error>;
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}
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pub trait DisplayCamera {
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type Error: DisplayError;
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fn bounds(&self) -> RectI32;
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fn view(&self) -> Transform3DF32;
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fn perspective(&self) -> Perspective;
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fn make_current(&mut self) -> Result<(), Self::Error>;
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}
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pub trait DisplayError: Error + From<usvg::Error> + From<io::Error>{
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}
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