umya_spreadsheet/structs/drawing/
camera.rs

1// a:camera
2use super::super::EnumValue;
3use super::PresetCameraValues;
4use super::Rotation;
5use crate::reader::driver::*;
6use crate::writer::driver::*;
7use quick_xml::events::{BytesStart, Event};
8use quick_xml::Reader;
9use quick_xml::Writer;
10use std::io::Cursor;
11
12#[derive(Clone, Default, Debug)]
13pub struct Camera {
14    preset: EnumValue<PresetCameraValues>,
15    rotation: Option<Box<Rotation>>,
16}
17
18impl Camera {
19    #[inline]
20    pub fn get_preset(&self) -> &PresetCameraValues {
21        self.preset.get_value()
22    }
23
24    #[inline]
25    pub fn set_preset(&mut self, value: PresetCameraValues) -> &mut Self {
26        self.preset.set_value(value);
27        self
28    }
29
30    #[inline]
31    pub fn get_rotation(&self) -> Option<&Rotation> {
32        self.rotation.as_deref()
33    }
34
35    #[inline]
36    pub fn get_rotation_mut(&mut self) -> Option<&mut Rotation> {
37        self.rotation.as_deref_mut()
38    }
39
40    #[inline]
41    pub fn set_rotation(&mut self, value: Rotation) -> &mut Self {
42        self.rotation = Some(Box::new(value));
43        self
44    }
45
46    pub(crate) fn set_attributes<R: std::io::BufRead>(
47        &mut self,
48        reader: &mut Reader<R>,
49        e: &BytesStart,
50        empty_flag: bool,
51    ) {
52        set_string_from_xml!(self, e, preset, "prst");
53
54        if empty_flag {
55            return;
56        }
57
58        xml_read_loop!(
59            reader,
60            Event::Empty(ref e) => {
61                if e.name().into_inner() == b"a:rot" {
62                    let mut obj = Rotation::default();
63                    obj.set_attributes(reader, e);
64                    self.rotation = Some(Box::new(obj));
65                }
66            },
67            Event::End(ref e) => {
68                if e.name().into_inner() == b"a:camera" {
69                    return
70                }
71            },
72            Event::Eof => panic!("Error: Could not find {} end element", "a:camera")
73        );
74    }
75
76    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
77        let with_inner = self.rotation.is_some();
78        // a:camera
79        write_start_tag(
80            writer,
81            "a:camera",
82            vec![("prst", self.preset.get_value_string())],
83            !with_inner,
84        );
85
86        if with_inner {
87            // a:rot
88            if let Some(v) = &self.rotation {
89                v.write_to(writer);
90            }
91            write_end_tag(writer, "a:camera");
92        }
93    }
94}
umya_spreadsheet/structs/drawing/camera.rs

umya_spreadsheet/structs/drawing/
camera.rs
