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use anyhow::bail;
use quick_xml::events::{BytesStart, Event};
use std::io::Read;
use crate::excel::XmlReader;
use crate::raw::drawing::st_types::{STAdjustAngle, STAdjustCoordinate};
use super::position::XlsxPosition;
/// https://learn.microsoft.com/en-us/dotnet/api/documentformat.openxml.drawing.adjusthandlepolar?view=openxml-3.0.1
///
/// This element specifies a polar adjust handle for a custom shape.
///
/// Example
/// ```
/// <a:ahLst>
/// <a:ahPolar gdRefAng="" gdRefR="">
/// <a:pos x="2" y="2"/>
/// </a:ahPolar>
/// </a:ahLst>
/// ```
// tag: ahPolar
#[derive(Debug, Clone, PartialEq)]
pub struct XlsxAdjustHandlePolar {
// Child Elements
// pos (Shape Position Coordinate)
pub position: Option<XlsxPosition>,
// Attributes
/// Specifies the name of the guide that is updated with the adjustment angle from this adjust handle.
// gdRefAng (Angle Adjustment Guide)
pub angle_guide_ref: Option<String>,
/// Specifies the name of the guide that is updated with the adjustment radius from this adjust handle.
// gdRefR (Radial Adjustment Guide)
pub radial_guid_ref: Option<String>,
/// Specifies the maximum angle position that is allowed for this adjustment handle.
/// If this attribute is omitted, then it is assumed that this adjust handle cannot move angularly.
/// That is the maxAng and minAng are equal.
// maxAng (Maximum Angle Adjustment)
pub max_angle_adjustment: Option<STAdjustAngle>,
/// Specifies the maximum radial position that is allowed for this adjustment handle.
/// If this attribute is omitted, then it is assumed that this adjust handle cannot move radially.
/// That is the maxR and minR are equal.
// maxR (Maximum Radial Adjustment)
pub max_radial_adjustment: Option<STAdjustCoordinate>,
/// Specifies the minimum angle position that is allowed for this adjustment handle.
/// If this attribute is omitted, then it is assumed that this adjust handle cannot move angularly.
/// That is the maxAng and minAng are equal.
// minAng (Minimum Angle Adjustment)
pub min_angle_adjustment: Option<STAdjustAngle>,
/// Specifies the minimum radial position that is allowed for this adjustment handle.
/// If this attribute is omitted, then it is assumed that this adjust handle cannot move radially.
/// That is the maxR and minR are equal.
// minR (Minimum Radial Adjustment)
pub min_radial_adjustment: Option<STAdjustCoordinate>,
}
impl XlsxAdjustHandlePolar {
pub(crate) fn load(reader: &mut XmlReader<impl Read>, e: &BytesStart) -> anyhow::Result<Self> {
let mut polar = Self {
position: None,
angle_guide_ref: None,
radial_guid_ref: None,
max_angle_adjustment: None,
max_radial_adjustment: None,
min_angle_adjustment: None,
min_radial_adjustment: None,
};
let attributes = e.attributes();
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"gdRefAng" => polar.angle_guide_ref = Some(string_value),
b"gdRefR" => polar.radial_guid_ref = Some(string_value),
b"maxAng" => {
polar.max_angle_adjustment =
Some(STAdjustAngle::from_string(&string_value))
}
b"maxR" => {
polar.max_radial_adjustment =
Some(STAdjustCoordinate::from_string(&string_value))
}
b"minAng" => {
polar.min_angle_adjustment =
Some(STAdjustAngle::from_string(&string_value))
}
b"minR" => {
polar.min_radial_adjustment =
Some(STAdjustCoordinate::from_string(&string_value))
}
_ => {}
}
}
Err(error) => {
bail!(error.to_string())
}
}
}
let mut buf = Vec::new();
loop {
buf.clear();
match reader.read_event_into(&mut buf) {
Ok(Event::Start(ref e)) if e.local_name().as_ref() == b"pos" => {
polar.position = Some(XlsxPosition::load(e)?);
}
Ok(Event::End(ref e)) if e.local_name().as_ref() == b"ahPolar" => break,
Ok(Event::Eof) => bail!("unexpected end of file."),
Err(e) => bail!(e.to_string()),
_ => (),
}
}
Ok(polar)
}
}