40 lines
1.2 KiB
Rust
40 lines
1.2 KiB
Rust
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// SPDX-License-Identifier: MPL-2.0 OR Apache-2.0
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// src/app/document/file.rs
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//
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// Opening files and dispatching to the correct concrete document type.
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use std::path::PathBuf;
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use anyhow::anyhow;
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use super::portable::PortableDocument;
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use super::raster::RasterDocument;
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use super::vector::VectorDocument;
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use super::{DocumentContent, DocumentKind};
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/// Open a document from a file path and dispatch to the correct type.
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///
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/// Raster formats are delegated to the `image` crate, which decides
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/// based on enabled codecs (e.g. default-formats).
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pub fn open_document(path: PathBuf) -> anyhow::Result<DocumentContent> {
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let kind = DocumentKind::from_path(&path)
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.ok_or_else(|| anyhow!("Unsupported document type: {:?}", path))?;
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let content = match kind {
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DocumentKind::Raster => {
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let raster = RasterDocument::open(path)?;
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DocumentContent::Raster(raster)
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}
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DocumentKind::Vector => {
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let vector = VectorDocument::open(path)?;
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DocumentContent::Vector(vector)
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}
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DocumentKind::Portable => {
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let portable = PortableDocument::open(path)?;
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DocumentContent::Portable(portable)
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}
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};
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Ok(content)
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}
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