umya_spreadsheet/structs/
column_breaks.rs

1// colBreaks
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 ColumnBreaks {
13    break_list: ThinVec<Break>,
14}
15
16impl ColumnBreaks {
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!(
44            reader,
45            Event::Empty(ref e) => {
46                if e.name().into_inner() == b"brk" {
47                    let mut obj = Break::default();
48                    obj.set_attributes(reader, e);
49                    self.add_break_list(obj);
50                }
51            },
52            Event::End(ref e) => {
53                if e.name().into_inner() == b"colBreaks" {
54                    return
55                }
56            },
57            Event::Eof => panic!("Error: Could not find {} end element", "colBreaks")
58        );
59    }
60
61    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
62        if self.has_param() {
63            // colBreaks
64            let mut count = 0;
65            let mut manual_count = 0;
66            for obj in self.get_break_list() {
67                count += 1;
68                if *obj.get_manual_page_break() {
69                    manual_count += 1;
70                }
71            }
72            write_start_tag(
73                writer,
74                "colBreaks",
75                vec![
76                    ("count", &count.to_string()),
77                    ("manualBreakCount", &manual_count.to_string()),
78                ],
79                false,
80            );
81
82            // brk
83            for obj in self.get_break_list() {
84                obj.write_to(writer);
85            }
86
87            write_end_tag(writer, "colBreaks");
88        }
89    }
90}
umya_spreadsheet/structs/column_breaks.rs

umya_spreadsheet/structs/
column_breaks.rs
