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/*
* Copyright (c) 2020-2021 Thomas Kramer.
*
* This file is part of LibrEDA
* (see https://codeberg.org/libreda).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
//! Input and output interface definitions for layouts.
//!
//! Implementations for the various layout formats are located in other crates.
use std::io::{Read, Write};
use crate::prelude::{LayoutBase, LayoutEdit};
/// Trait for reading a layout from a byte stream.
pub trait LayoutStreamReader {
/// Type of error that could happen while reading a layout.
type Error;
/// Read a layout from a byte stream and populate the layout data structure.
fn read_layout<R: Read, L: LayoutEdit<Coord=i32>>(&self, reader: &mut R, layout: &mut L) -> Result<(), Self::Error>;
}
/// Trait for writing a layout to a byte stream.
pub trait LayoutStreamWriter {
/// Type of error that could happen while writing a layout.
type Error;
/// Write the layout data structure to a byte stream.
fn write_layout<W: Write, L: LayoutBase<Coord=i32>>(&self, writer: &mut W, layout: &L) -> Result<(), Self::Error>;
}