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update pdf stuff (#552)

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Sebastian 2024-02-14 17:32:57 +01:00 committed by GitHub
parent a29dd979c1
commit cb4eb597c3
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2 changed files with 1327 additions and 635 deletions
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1949
Cargo.lock generated
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13
demo/common/src/lib.rs
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@ -50,8 +50,8 @@ use std::path::PathBuf;
use std::thread;
use std::time::Duration;
use usvg::{Options as UsvgOptions, Tree as SvgTree};
use pdf::file::File as PdfFile;
use pdf_render::Cache as PdfRenderCache;
use pdf::file::{CachedFile, FileOptions};
use pdf_render::{Cache as PdfRenderCache, SceneBackend};
#[cfg(any(not(target_os = "macos"), feature = "pf-gl"))]
use pathfinder_gl::GLDevice as DeviceImpl;
@ -86,7 +86,7 @@ mod ui;
enum Content {
Svg(SvgTree),
Pdf {
file: PdfFile<Vec<u8>>,
file: CachedFile<Vec<u8>>,
cache: PdfRenderCache,
page_nr: u32
}
@ -773,8 +773,9 @@ impl Content {
}
Content::Pdf { ref file, ref mut cache, page_nr } => {
let page = file.get_page(page_nr).expect("no such page");
let (scene, _) = cache.render_page(file, &page, Transform2F::default()).unwrap();
(scene, String::new())
let mut backend = SceneBackend::new(cache);
pdf_render::render_page(&mut backend, &file.resolver(), &page, Transform2F::default()).unwrap();
(backend.finish(), String::new())
}
}
}
@ -791,7 +792,7 @@ fn load_scene(resource_loader: &dyn ResourceLoader,
if let Ok(tree) = SvgTree::from_data(&data, &UsvgOptions::default()) {
Content::Svg(tree)
} else if let Ok(file) = PdfFile::from_data(data) {
} else if let Ok(file) = FileOptions::cached().load(data) {
Content::Pdf { file, cache: PdfRenderCache::new(), page_nr: 0 }
} else {
panic!("can't load data");