docx-reader 0.1.1

use std::io::Read;
use std::str::FromStr;
use xml::attribute::OwnedAttribute;
use xml::reader::{EventReader, XmlEvent};

use super::*;

impl ElementReader for AGraphicData {
	fn read<R: Read>(
		r: &mut EventReader<R>,
		attrs: &[OwnedAttribute],
	) -> Result<Self, ReaderError> {
		let mut t = GraphicDataType::Unsupported;
		for a in attrs {
			if a.name.local_name == "uri" {
				t = GraphicDataType::from_str(&a.value).unwrap();
			}
		}
		let mut graphic_data = AGraphicData::new(t);
		loop {
			let e = r.next();
			match e {
				Ok(XmlEvent::StartElement {
					name, attributes, ..
				}) => {
					let e = WpsXMLElement::from_str(&name.local_name)
						.expect("should convert to XMLElement");
					match e {
						WpsXMLElement::Wsp => {
							let shape = WpsShape::read(r, &attributes)?;
							graphic_data = graphic_data.add_shape(shape);
						}
						_ => {}
					}
				}
				Ok(XmlEvent::EndElement { name, .. }) => {
					let e = AXMLElement::from_str(&name.local_name).unwrap();
					if e == AXMLElement::GraphicData {
						return Ok(graphic_data);
					}
				}
				Err(_) => return Err(ReaderError::XMLReadError),
				_ => {}
			}
		}
	}
}