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use super::Symbol;
use quick_xml::events::{BytesStart, Event};
use quick_xml::Reader;
use quick_xml::Writer;
use std::io::Cursor;
use writer::driver::*;
#[derive(Clone, Default, Debug)]
pub struct Marker {
symbol: Option<Symbol>,
}
impl Marker {
pub fn get_symbol(&self) -> &Option<Symbol> {
&self.symbol
}
pub fn get_symbol_mut(&mut self) -> &mut Option<Symbol> {
&mut self.symbol
}
pub fn set_symbol(&mut self, value: Symbol) -> &mut Marker {
self.symbol = Some(value);
self
}
pub(crate) fn set_attributes<R: std::io::BufRead>(
&mut self,
reader: &mut Reader<R>,
_: &BytesStart,
empty_flag: bool,
) {
if empty_flag {
return;
}
let mut buf = Vec::new();
loop {
match reader.read_event(&mut buf) {
Ok(Event::Empty(ref e)) => match e.name() {
b"c:symbol" => {
let mut obj = Symbol::default();
obj.set_attributes(reader, e);
self.set_symbol(obj);
}
_ => (),
},
Ok(Event::End(ref e)) => match e.name() {
b"c:marker" => return,
_ => (),
},
Ok(Event::Eof) => panic!("Error not find {} end element", "c:marker"),
Err(e) => panic!("Error at position {}: {:?}", reader.buffer_position(), e),
_ => (),
}
buf.clear();
}
}
pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
if self.symbol.is_some() {
write_start_tag(writer, "c:marker", vec![], false);
match &self.symbol {
Some(v) => {
v.write_to(writer);
}
None => {}
}
write_end_tag(writer, "c:marker");
} else {
write_start_tag(writer, "c:marker", vec![], true);
}
}
}