ZacharyZhang-NY
b7fca0146d
ElyDoc, ElyTable, ElyShow (LibreOfficeKit), ElyPDF (MuPDF), ElyTree (Git), ElyMark (Milkdown and CodeMirror in CEF). ElyMail and ElyAgent follow.
66 lines
2.9 KiB
Rust
66 lines
2.9 KiB
Rust
//! The shim's bookmark, link, property and attachment calls (PDF-07).
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use std::{
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ffi::{c_char, c_int},
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io,
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};
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use crate::ffi::{Context, Document, Mupdf, Open, checked, page, text};
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unsafe extern "C" {
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fn ely_outline_edit(ctx: *mut Context, doc: *mut Document, json: *const c_char) -> c_int;
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fn ely_links(ctx: *mut Context, doc: *mut Document, page: c_int, data: *mut *mut u8, len: *mut usize) -> c_int;
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fn ely_link_edit(ctx: *mut Context, doc: *mut Document, page: c_int, json: *const c_char) -> c_int;
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fn ely_metadata(ctx: *mut Context, doc: *mut Document, data: *mut *mut u8, len: *mut usize) -> c_int;
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fn ely_set_metadata(ctx: *mut Context, doc: *mut Document, json: *const c_char) -> c_int;
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fn ely_attachments(ctx: *mut Context, doc: *mut Document, data: *mut *mut u8, len: *mut usize) -> c_int;
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fn ely_attachment(ctx: *mut Context, doc: *mut Document, name: *const c_char, data: *mut *mut u8, len: *mut usize) -> c_int;
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fn ely_attach(ctx: *mut Context, doc: *mut Document, name: *const c_char, path: *const c_char) -> c_int;
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fn ely_detach(ctx: *mut Context, doc: *mut Document, name: *const c_char) -> c_int;
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}
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impl Mupdf {
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pub fn outline_edit(&self, doc: &Open, json: &str) -> io::Result<()> {
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let json = text(json)?;
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checked(unsafe { ely_outline_edit(self.ctx, doc.0, json.as_ptr()) }).map(|_| ())
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}
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pub fn links(&self, doc: &Open, at: usize) -> io::Result<Vec<u8>> {
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let at = page(at)?;
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self.owned(|data, len| unsafe { ely_links(self.ctx, doc.0, at, data, len) })
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}
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pub fn link_edit(&self, doc: &Open, at: usize, json: &str) -> io::Result<()> {
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let json = text(json)?;
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checked(unsafe { ely_link_edit(self.ctx, doc.0, page(at)?, json.as_ptr()) }).map(|_| ())
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}
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pub fn metadata(&self, doc: &Open) -> io::Result<Vec<u8>> {
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self.owned(|data, len| unsafe { ely_metadata(self.ctx, doc.0, data, len) })
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}
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pub fn set_metadata(&self, doc: &Open, json: &str) -> io::Result<()> {
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let json = text(json)?;
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checked(unsafe { ely_set_metadata(self.ctx, doc.0, json.as_ptr()) }).map(|_| ())
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}
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pub fn attachments(&self, doc: &Open) -> io::Result<Vec<u8>> {
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self.owned(|data, len| unsafe { ely_attachments(self.ctx, doc.0, data, len) })
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}
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pub fn attachment(&self, doc: &Open, name: &str) -> io::Result<Vec<u8>> {
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let name = text(name)?;
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self.owned(|data, len| unsafe { ely_attachment(self.ctx, doc.0, name.as_ptr(), data, len) })
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}
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pub fn attach(&self, doc: &Open, name: &str, path: &str) -> io::Result<()> {
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let (name, path) = (text(name)?, text(path)?);
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checked(unsafe { ely_attach(self.ctx, doc.0, name.as_ptr(), path.as_ptr()) }).map(|_| ())
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}
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pub fn detach(&self, doc: &Open, name: &str) -> io::Result<()> {
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let name = text(name)?;
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checked(unsafe { ely_detach(self.ctx, doc.0, name.as_ptr()) }).map(|_| ())
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}
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}
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