umya_spreadsheet/structs/
row_breaks.rs

1// rowBreaks
2use crate::reader::driver::*;
3use crate::structs::Break;
4use crate::writer::driver::*;
5use quick_xml::events::{BytesStart, Event};
6use quick_xml::Reader;
7use quick_xml::Writer;
8use std::io::Cursor;
9use thin_vec::ThinVec;
10
11#[derive(Clone, Default, Debug)]
12pub struct RowBreaks {
13    break_list: ThinVec<Break>,
14}
15
16impl RowBreaks {
17    #[inline]
18    pub fn get_break_list(&self) -> &[Break] {
19        &self.break_list
20    }
21
22    #[inline]
23    pub fn get_break_list_mut(&mut self) -> &mut ThinVec<Break> {
24        &mut self.break_list
25    }
26
27    #[inline]
28    pub fn add_break_list(&mut self, value: Break) -> &mut Self {
29        self.break_list.push(value);
30        self
31    }
32
33    #[inline]
34    pub(crate) fn has_param(&self) -> bool {
35        !self.break_list.is_empty()
36    }
37
38    pub(crate) fn set_attributes<R: std::io::BufRead>(
39        &mut self,
40        reader: &mut Reader<R>,
41        _e: &BytesStart,
42    ) {
43        xml_read_loop!(reader,
44            Event::Empty(ref e) => {
45                if e.name().into_inner() == b"brk" {
46                    let mut obj = Break::default();
47                    obj.set_attributes(reader, e);
48                    self.add_break_list(obj);
49                }
50            },
51            Event::End(ref e) => {
52                if e.name().into_inner() == b"rowBreaks" {
53                    return
54                }
55            },
56            Event::Eof => panic!("Error: Could not find {} end element", "rowBreaks")
57        );
58    }
59
60    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
61        if !self.has_param() {
62            return;
63        }
64
65        // rowBreaks
66        let mut count = 0;
67        let mut manual_count = 0;
68        for obj in self.get_break_list() {
69            count += 1;
70            if *obj.get_manual_page_break() {
71                manual_count += 1;
72            }
73        }
74        write_start_tag(
75            writer,
76            "rowBreaks",
77            vec![
78                ("count", &count.to_string()),
79                ("manualBreakCount", &manual_count.to_string()),
80            ],
81            false,
82        );
83
84        // brk
85        for obj in self.get_break_list() {
86            obj.write_to(writer);
87        }
88
89        write_end_tag(writer, "rowBreaks");
90    }
91}
umya_spreadsheet/structs/row_breaks.rs

umya_spreadsheet/structs/
row_breaks.rs
