1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
use super::GradientFill;
use super::PatternFill;
use super::PatternValues;
use md5::Digest;
use quick_xml::events::{BytesStart, Event};
use quick_xml::Reader;
use quick_xml::Writer;
use reader::driver::*;
use std::io::Cursor;
use writer::driver::*;

#[derive(Default, Debug, Clone, PartialEq, PartialOrd)]
pub struct Fill {
    pattern_fill: Option<PatternFill>,
    gradient_fill: Option<GradientFill>,
}

impl Fill {
    pub fn get_pattern_fill(&self) -> Option<&PatternFill> {
        self.pattern_fill.as_ref()
    }

    pub fn get_pattern_fill_mut(&mut self) -> &mut PatternFill {
        if self.pattern_fill.is_some() {
            return self.pattern_fill.as_mut().unwrap();
        }
        self.set_pattern_fill(PatternFill::default());
        self.pattern_fill.as_mut().unwrap()
    }

    pub fn set_pattern_fill(&mut self, value: PatternFill) -> &mut Self {
        self.pattern_fill = Some(value);
        self.gradient_fill = None;
        self
    }

    pub fn get_gradient_fill(&self) -> Option<&GradientFill> {
        self.gradient_fill.as_ref()
    }

    pub fn get_gradient_fill_mut(&mut self) -> &mut GradientFill {
        if self.gradient_fill.is_some() {
            return self.gradient_fill.as_mut().unwrap();
        }
        self.set_gradient_fill(GradientFill::default());
        self.gradient_fill.as_mut().unwrap()
    }

    pub fn set_gradient_fill(&mut self, value: GradientFill) -> &mut Self {
        self.pattern_fill = None;
        self.gradient_fill = Some(value);
        self
    }

    pub(crate) fn get_default_value() -> Self {
        let mut def = Self::default();
        let mut pfill = PatternFill::default();
        pfill.set_pattern_type(PatternValues::None);
        def.set_pattern_fill(pfill);
        def
    }

    pub(crate) fn get_default_value_2() -> Self {
        let mut def = Self::default();
        let mut pfill = PatternFill::default();
        pfill.set_pattern_type(PatternValues::Gray125);
        def.set_pattern_fill(pfill);
        def
    }

    pub(crate) fn get_hash_code(&self) -> String {
        format!(
            "{:x}",
            md5::Md5::digest(format!(
                "{}{}",
                match &self.pattern_fill {
                    Some(v) => {
                        v.get_hash_code()
                    }
                    None => {
                        "NONE".to_string()
                    }
                },
                match &self.gradient_fill {
                    Some(v) => {
                        v.get_hash_code()
                    }
                    None => {
                        "NONE".to_string()
                    }
                },
            ))
        )
    }

    pub(crate) fn set_attributes<R: std::io::BufRead>(
        &mut self,
        reader: &mut Reader<R>,
        _e: &BytesStart,
    ) {
        xml_read_loop!(
            reader,
            Event::Empty(ref e) => {
                if e.name().into_inner() == b"patternFill" {
                    let mut obj = PatternFill::default();
                    obj.set_attributes(reader, e, true);
                    self.set_pattern_fill(obj);
                }
            },
            Event::Start(ref e) => {
                match e.name().into_inner() {
                    b"patternFill" => {
                        let mut obj = PatternFill::default();
                        obj.set_attributes(reader, e, false);
                        self.set_pattern_fill(obj);
                    }
                    b"gradientFill" => {
                        let mut obj = GradientFill::default();
                        obj.set_attributes(reader, e);
                        self.set_gradient_fill(obj);
                    }
                    _ => (),
                }
            },
            Event::End(ref e) => {
                if e.name().into_inner() == b"fill" {
                    return
                }
            },
            Event::Eof => panic!("Error: Could not find {} end element", "fill")
        );
    }

    pub(crate) fn write_to(&self, writer: &mut Writer<Cursor<Vec<u8>>>) {
        // fill
        write_start_tag(writer, "fill", vec![], false);

        // gradientFill
        if let Some(v) = &self.pattern_fill {
            v.write_to(writer);
        }

        // patternFill
        if let Some(v) = &self.gradient_fill {
            v.write_to(writer);
        }

        write_end_tag(writer, "fill");
    }
}