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use anyhow::bail;
use quick_xml::events::BytesStart;
use crate::helper::{string_to_bool, string_to_unsignedint};
/// blur (Blur Effect)
///
/// a blur effect that is applied to the entire shape, including its fill.
/// All color channels, including alpha, are affected.
///
/// https://learn.microsoft.com/en-us/dotnet/api/documentformat.openxml.drawing.blur?view=openxml-3.0.1
#[derive(Debug, Clone, PartialEq)]
pub struct XlsxBlur {
// attributes
/// Specifies whether the bounds of the object should be grown as a result of the blurring.
/// True indicates the bounds are grown while false indicates that they are not.
// tag: grow (Grow Bounds)
pub grow: Option<bool>,
/// Specifies the radius of blur: positive interger in EMUs
// tag: rad (Radius)
pub rad: Option<u64>,
}
impl XlsxBlur {
pub(crate) fn load(e: &BytesStart) -> anyhow::Result<Self> {
let attributes = e.attributes();
let mut blur = Self {
grow: 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"grow" => {
blur.grow = string_to_bool(&string_value);
}
b"rad" => {
blur.rad = string_to_unsignedint(&string_value);
}
_ => {}
}
}
Err(error) => {
bail!(error.to_string())
}
}
}
Ok(blur)
}
}