umya_spreadsheet/structs/office/excel/
formula.rs

1// xm:f
2use crate::reader::driver::*;
3use crate::structs::Address;
4use crate::writer::driver::*;
5use quick_xml::events::{BytesStart, Event};
6use quick_xml::Reader;
7use quick_xml::Writer;
8use std::io::Cursor;
9use std::vec;
10
11#[derive(Default, Debug, Clone)]
12pub struct Formula {
13    value: Address,
14}
15impl Formula {
16    #[inline]
17    pub fn get_value(&self) -> &Address {
18        &self.value
19    }
20
21    #[inline]
22    pub fn get_value_mut(&mut self) -> &mut Address {
23        &mut self.value
24    }
25
26    #[inline]
27    pub fn set_value(&mut self, value: Address) -> &mut Self {
28        self.value = value;
29        self
30    }
31
32    pub(crate) fn set_attributes<R: std::io::BufRead>(
33        &mut self,
34        reader: &mut Reader<R>,
35        _e: &BytesStart,
36    ) {
37        let mut value: String = String::new();
38        let mut buf = Vec::new();
39        loop {
40            match reader.read_event_into(&mut buf) {
41                Ok(Event::Text(e)) => {
42                    value = e.unescape().unwrap().to_string();
43                }
44                Ok(Event::End(ref e)) => match e.name().into_inner() {
45                    b"xm:f" => {
46                        let mut obj = Address::default();
47                        obj.set_address(value);
48                        self.value = obj;
49                        value = String::new();
50                        return;
51                    }
52                    _ => (),
53                },
54                Ok(Event::Eof) => panic!("Error: Could not find {} end element", "xm:f"),
55                Err(e) => panic!("Error at position {}: {:?}", reader.buffer_position(), e),
56                _ => (),
57            }
58            buf.clear();
59        }
60    }
61
62    #[inline]
63    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
64        write_start_tag(writer, "xm:f", vec![], false);
65        write_text_node(writer, &self.value.get_address());
66        write_end_tag(writer, "xm:f");
67    }
68}
umya_spreadsheet/structs/office/excel/formula.rs

umya_spreadsheet/structs/office/excel/
formula.rs
