Add page labels

This commit is contained in:
bluepython508
2025-11-08 15:05:21 +00:00
parent 81c62481c8
commit 3fad0a8312

View File

@@ -2,6 +2,7 @@ use std::{
cmp::{max, min},
ffi::{CStr, CString, OsStr, c_void},
fs,
hash::Hash,
os::unix::ffi::OsStrExt,
path::Path,
ptr::{self, NonNull},
@@ -11,7 +12,7 @@ use std::{
use ::typst::{
Document,
layout::{Abs, FrameItem, Page, Point, Rect},
model::Destination,
model::{Destination, Numbering, NumberingPattern},
text::{Glyph, TextItem},
};
use cairo::{Format, ImageSurface};
@@ -19,7 +20,16 @@ use cairo::{Format, ImageSurface};
use crate::{
typst::FrameItemIterator,
zathura::{
cairo_t, girara_list_t, zathura_document_get_data, zathura_document_get_path, zathura_document_s, zathura_document_set_data, zathura_document_set_number_of_pages, zathura_link_destination_type_e_ZATHURA_LINK_DESTINATION_UNKNOWN, zathura_link_destination_type_e_ZATHURA_LINK_DESTINATION_XYZ, zathura_link_free, zathura_link_new, zathura_link_target_s, zathura_link_type_e_ZATHURA_LINK_GOTO_DEST, zathura_link_type_e_ZATHURA_LINK_GOTO_REMOTE, zathura_link_type_e_ZATHURA_LINK_URI, zathura_page_get_document, zathura_page_get_index, zathura_page_set_data, zathura_page_set_height, zathura_page_set_width, zathura_page_t, zathura_rectangle_s, GiraraList, ZathuraResult
GiraraList, ZathuraResult, cairo_t, girara_list_t, zathura_document_get_data,
zathura_document_get_path, zathura_document_s, zathura_document_set_data,
zathura_document_set_number_of_pages,
zathura_link_destination_type_e_ZATHURA_LINK_DESTINATION_UNKNOWN,
zathura_link_destination_type_e_ZATHURA_LINK_DESTINATION_XYZ, zathura_link_free,
zathura_link_new, zathura_link_target_s, zathura_link_type_e_ZATHURA_LINK_GOTO_DEST,
zathura_link_type_e_ZATHURA_LINK_GOTO_REMOTE, zathura_link_type_e_ZATHURA_LINK_URI,
zathura_page_get_document, zathura_page_get_index, zathura_page_set_data,
zathura_page_set_height, zathura_page_set_width, zathura_page_t, zathura_plugin_error_e,
zathura_rectangle_s,
},
};
@@ -55,7 +65,7 @@ pub static zathura_plugin_6_7: zathura::zathura_plugin_definition_s =
page_get_text: Some(page_get_text),
page_get_selection: Some(page_get_selection),
page_render_cairo: Some(page_render_cairo),
page_get_label: None,
page_get_label: Some(page_get_label),
page_get_signatures: None,
},
mime_types_size: 1,
@@ -414,7 +424,7 @@ unsafe extern "C" fn page_links_get(
},
)
}
};
};
unsafe { zathura_link_new(ty, rect.into(), target) }
});
@@ -426,5 +436,30 @@ unsafe extern "C" fn page_links_get(
}
}
unsafe extern "C" fn page_get_label(
zpage: *mut zathura_page_t,
page: *mut c_void,
out: *mut *mut i8,
) -> ZathuraResult {
let doc = unsafe {
&mut *(zathura_document_get_data(zathura_page_get_document(zpage)) as *mut TypstDocument)
};
let page = unsafe { &*(page as *mut Page) };
let numbering = match page.numbering.clone() {
Some(Numbering::Pattern(numbering)) => numbering,
_ => "1".parse().expect("1 is a valid numbering style"),
};
let label = numbering.apply(&[page.number]);
let label = doc
.cstring_cache
.entry(label.to_string())
.or_insert_with_key(|k| CString::new(k.to_owned()).expect("It's a string"))
.as_ptr();
unsafe { out.write(label as _) };
ZathuraResult::OK
}
// TODO: render warnings
// TODO: better caching