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use anyhow::bail;
use quick_xml::events::BytesStart;
use std::io::Read;
use crate::excel::XmlReader;
use crate::helper::string_to_unsignedint;
use crate::raw::drawing::color::XlsxColorEnum;
/// glow (Glow Effect)
///
/// specifies a glow effect, in which a color blurred outline is added outside the edges of the object.
///
/// Example:
/// ```
/// <a:glow rad="10">
/// <a:schemeClr val="phClr">
/// <a:lumMod val="99000" />
/// <a:satMod val="120000" />
/// a:shade val="78000" />
/// </a:schemeClr>
/// </a:glow>
/// ```
/// https://learn.microsoft.com/en-us/dotnet/api/documentformat.openxml.drawing.glow?view=openxml-3.0.1
#[derive(Debug, Clone, PartialEq)]
pub struct XlsxGlow {
// children
pub color: Option<XlsxColorEnum>,
// attribute
/// radius
///
/// Specifies the radius of the glow in emu
pub rad: Option<u64>,
}
impl XlsxGlow {
pub(crate) fn load(reader: &mut XmlReader<impl Read>, e: &BytesStart) -> anyhow::Result<Self> {
let attributes = e.attributes();
let mut glow = Self {
color: None,
rad: None,
};
for a in attributes {
match a {
Ok(a) => {
let string_value = String::from_utf8(a.value.to_vec())?;
match a.key.local_name().as_ref() {
b"pos" => {
glow.rad = string_to_unsignedint(&string_value);
break;
}
_ => {}
}
}
Err(error) => {
bail!(error.to_string())
}
}
}
glow.color = XlsxColorEnum::load(reader, b"glow")?;
Ok(glow)
}
}