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::xml_read_loop;

use super::Layout;
use super::LegendPosition;
use super::Overlay;
use super::ShapeProperties;
use super::TextProperties;
use crate::writer::driver::*;
use quick_xml::events::{BytesStart, Event};
use quick_xml::Reader;
use quick_xml::Writer;
use std::io::Cursor;

#[derive(Clone, Default, Debug)]
pub struct Legend {
    legend_position: LegendPosition,
    layout: Option<Box<Layout>>,
    overlay: Overlay,
    shape_properties: Option<Box<ShapeProperties>>,
    text_properties: Option<Box<TextProperties>>,
}

impl Legend {
    pub fn get_legend_position(&self) -> &LegendPosition {
        &self.legend_position
    }

    pub fn get_legend_position_mut(&mut self) -> &mut LegendPosition {
        &mut self.legend_position
    }

    pub fn set_legend_position(&mut self, value: LegendPosition) -> &mut Self {
        self.legend_position = value;
        self
    }

    pub fn get_layout(&self) -> Option<&Layout> {
        self.layout.as_deref()
    }

    pub fn get_layout_mut(&mut self) -> Option<&mut Layout> {
        self.layout.as_deref_mut()
    }

    pub fn set_layout(&mut self, value: Layout) -> &mut Self {
        self.layout = Some(Box::new(value));
        self
    }

    pub fn get_overlay(&self) -> &Overlay {
        &self.overlay
    }

    pub fn get_overlay_mut(&mut self) -> &mut Overlay {
        &mut self.overlay
    }

    pub fn set_overlay(&mut self, value: Overlay) -> &mut Self {
        self.overlay = value;
        self
    }

    pub fn get_shape_properties(&self) -> Option<&ShapeProperties> {
        self.shape_properties.as_deref()
    }

    pub fn get_shape_properties_mut(&mut self) -> Option<&mut ShapeProperties> {
        self.shape_properties.as_deref_mut()
    }

    pub fn set_shape_properties(&mut self, value: ShapeProperties) -> &mut Self {
        self.shape_properties = Some(Box::new(value));
        self
    }

    pub fn get_text_properties(&self) -> Option<&TextProperties> {
        self.text_properties.as_deref()
    }

    pub fn get_text_properties_mut(&mut self) -> Option<&mut TextProperties> {
        self.text_properties.as_deref_mut()
    }

    pub fn set_text_properties(&mut self, value: TextProperties) -> &mut Self {
        self.text_properties = Some(Box::new(value));
        self
    }

    pub(crate) fn set_attributes<R: std::io::BufRead>(
        &mut self,
        reader: &mut Reader<R>,
        _e: &BytesStart,
    ) {
        xml_read_loop!(
            reader,
            Event::Start(ref e) => match e.name().into_inner() {
                b"c:layout" => {
                    let mut obj = Layout::default();
                    obj.set_attributes(reader, e, false);
                    self.set_layout(obj);
                }
                b"c:spPr" => {
                    let mut obj = ShapeProperties::default();
                    obj.set_attributes(reader, e);
                    self.set_shape_properties(obj);
                }
                b"c:txPr" => {
                    let mut obj = TextProperties::default();
                    obj.set_attributes(reader, e);
                    self.set_text_properties(obj);
                }
                _ => (),
            },
            Event::Empty(ref e) => match e.name().into_inner() {
                b"c:legendPos" => {
                    self.legend_position.set_attributes(reader, e);
                }
                b"c:layout" => {
                    let mut obj = Layout::default();
                    obj.set_attributes(reader, e, true);
                    self.set_layout(obj);
                }
                b"c:overlay" => {
                    self.overlay.set_attributes(reader, e);
                }
                _ => (),
            },
            Event::End(ref e) => {
                if  e.name().into_inner() == b"c:legend" {
                    return;
                }
            },
            Event::Eof => panic!("Error: Could not find {} end element", "c:legend"),
        );
    }

    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
        // c:legend
        write_start_tag(writer, "c:legend", vec![], false);

        // c:legendPos
        self.legend_position.write_to(writer);

        // c:layout
        if let Some(v) = &self.layout {
            v.write_to(writer);
        }

        // c:overlay
        self.overlay.write_to(writer);

        // c:spPr
        if let Some(v) = &self.shape_properties {
            v.write_to(writer);
        }

        // c:txPr
        if let Some(v) = &self.text_properties {
            v.write_to(writer);
        }

        write_end_tag(writer, "c:legend");
    }
}