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MacPDF: Highdpi!

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Nico Weber 2023-07-23 09:58:21 -04:00 • committed by Andreas Kling
parent 6e0dea3a12
commit c4c4ead9d2
1 changed files with 8 additions and 4 deletions
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12
Meta/Lagom/Contrib/MacPDF/LagomPDFView.mm
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@ -23,12 +23,15 @@
}
@end
static PDF::PDFErrorOr<NonnullRefPtr<Gfx::Bitmap>> render(PDF::Document& document)
static PDF::PDFErrorOr<NonnullRefPtr<Gfx::Bitmap>> render(PDF::Document& document, NSSize size)
{
NSLog(@"num pages %@", @(document.get_page_count()));
int page_index = 0;
auto page = TRY(document.get_page(page_index));
auto page_size = Gfx::IntSize { 800, round_to<int>(800 * page.media_box.height() / page.media_box.width()) };
Gfx::IntSize page_size;
page_size.set_width(size.width);
page_size.set_height(size.height);
auto bitmap = TRY(Gfx::Bitmap::create(Gfx::BitmapFormat::BGRx8888, page_size));
@ -80,16 +83,17 @@ static NSBitmapImageRep* ns_from_gfx(NonnullRefPtr<Gfx::Bitmap> bitmap_p)
{
static bool did_load = false;
if (!did_load) {
NSSize pixel_size = [self convertSizeToBacking:self.bounds.size];
did_load = true;
if (auto doc_or = [self load]; !doc_or.is_error()) {
_doc = doc_or.value();
if (auto bitmap_or = render(*_doc); !bitmap_or.is_error())
if (auto bitmap_or = render(*_doc, pixel_size); !bitmap_or.is_error())
_rep = ns_from_gfx(bitmap_or.value());
} else {
NSLog(@"failed to load: %@", @(doc_or.error().message().characters()));
}
}
[_rep drawAtPoint:NSMakePoint(0, 0)];
[_rep drawInRect:self.bounds];
}
@end