docx_rs/reader/
a_graphic_data.rs

1#![allow(clippy::single_match)]
2
3use std::io::Read;
4use std::str::FromStr;
5
6use xml::attribute::OwnedAttribute;
7use xml::reader::{EventReader, XmlEvent};
8
9use super::*;
10
11impl ElementReader for AGraphicData {
12    fn read<R: Read>(
13        r: &mut EventReader<R>,
14        attrs: &[OwnedAttribute],
15    ) -> Result<Self, ReaderError> {
16        let mut t = GraphicDataType::Unsupported;
17        for a in attrs {
18            if a.name.local_name == "uri" {
19                t = GraphicDataType::from_str(&a.value).unwrap();
20            }
21        }
22        let mut graphic_data = AGraphicData::new(t);
23        loop {
24            let e = r.next();
25            match e {
26                Ok(XmlEvent::StartElement {
27                    name, attributes, ..
28                }) => {
29                    let e = WpsXMLElement::from_str(&name.local_name)
30                        .expect("should convert to XMLElement");
31                    match e {
32                        WpsXMLElement::Wsp => {
33                            let shape = WpsShape::read(r, &attributes)?;
34                            graphic_data = graphic_data.add_shape(shape);
35                        }
36                        _ => {}
37                    }
38                }
39                Ok(XmlEvent::EndElement { name, .. }) => {
40                    let e = AXMLElement::from_str(&name.local_name).unwrap();
41                    if e == AXMLElement::GraphicData {
42                        return Ok(graphic_data);
43                    }
44                }
45                Err(_) => return Err(ReaderError::XMLReadError),
46                _ => {}
47            }
48        }
49    }
50}