umya-spreadsheet 2.3.3

umya-spreadsheet is a library written in pure Rust to read and write xlsx file.
Documentation 
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use crate::reader::driver::*;
use crate::structs::StringValue;
use crate::structs::TrueFalseValue;
use crate::writer::driver::*;
use quick_xml::events::BytesStart;
use quick_xml::Reader;
use quick_xml::Writer;
use std::io::Cursor;

#[derive(Clone, Default, Debug)]
pub struct Shadow {
    on: TrueFalseValue,
    color: StringValue,
    obscured: TrueFalseValue,
}
impl Shadow {
    pub fn get_on(&self) -> &bool {
        self.on.get_value()
    }

    pub fn set_on(&mut self, value: bool) -> &mut Self {
        self.on.set_value(value);
        self
    }

    pub fn get_color(&self) -> &str {
        self.color.get_value_str()
    }

    pub fn set_color<S: Into<String>>(&mut self, value: S) -> &mut Self {
        self.color.set_value(value);
        self
    }

    pub fn get_obscured(&self) -> &bool {
        self.obscured.get_value()
    }

    pub fn set_obscured(&mut self, value: bool) -> &mut Self {
        self.obscured.set_value(value);
        self
    }

    pub(crate) fn set_attributes<R: std::io::BufRead>(
        &mut self,
        _reader: &mut Reader<R>,
        e: &BytesStart,
    ) {
        set_string_from_xml!(self, e, on, "on");
        set_string_from_xml!(self, e, color, "color");
        set_string_from_xml!(self, e, obscured, "obscured");
    }

    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
        // v:shadow
        let mut attributes: Vec<(&str, &str)> = Vec::new();
        if self.on.has_value() {
            attributes.push(("on", self.on.get_value_string()));
        }
        if self.color.has_value() {
            attributes.push(("color", self.color.get_value_str()));
        }
        if self.obscured.has_value() {
            attributes.push(("obscured", self.obscured.get_value_string()));
        }
        write_start_tag(writer, "v:shadow", attributes, true);
    }
}