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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229

//////////
//// Value
//////////

#[derive(Clone, Debug, PartialEq)]
pub enum Value {
    U8(u8),
    I8(i8),
    U16(u16),
    I16(i16),
    U32(u32),
    I32(i32),
    Enum(&'static str),
    String(String),
    F32(f32),
    F64(f64),
    I64(i64),
    U64(u64),
    Time(u32),
    ArrU8(Vec<u8>),
    ArrU16(Vec<u16>),
    ArrU32(Vec<u32>),
    None,
}

#[allow(unused_must_use)]
impl Value {
    pub(super) fn rescale(&mut self, val: f32) {
        match self {
            Value::U8(mut inner) => {
                let new_inner = f32::from(inner) * val;
                std::mem::replace(&mut inner, new_inner as u8);
            }
            Value::I8(mut inner) => {
                let new_inner = f32::from(inner) * val;
                std::mem::replace(&mut inner, new_inner as i8);
            }
            Value::U16(mut inner) => {
                let new_inner = f32::from(inner) * val;
                std::mem::replace(&mut inner, new_inner as u16);
            }
            Value::I16(mut inner) => {
                let new_inner = f32::from(inner) * val;
                std::mem::replace(&mut inner, new_inner as i16);
            }
            Value::U32(mut inner) => {
                let new_inner = inner as f32 * val;
                std::mem::replace(&mut inner, new_inner as u32);
            }
            Value::I32(mut inner) => {
                let new_inner = inner as f32 * val;
                std::mem::replace(&mut inner, new_inner as i32);
            }
            _ => (),
        }
    }

    pub(super) fn scale(&mut self, val: f32) {
        match self {
            Value::U8(mut inner) => {
                let new_inner = f32::from(inner) / val;
                std::mem::replace(&mut inner, new_inner as u8);
            }
            Value::I8(mut inner) => {
                let new_inner = f32::from(inner) / val;
                std::mem::replace(&mut inner, new_inner as i8);
            }
            Value::U16(mut inner) => {
                let new_inner = f32::from(inner) / val;
                std::mem::replace(&mut inner, new_inner as u16);
            }
            Value::I16(mut inner) => {
                let new_inner = f32::from(inner) / val;
                std::mem::replace(&mut inner, new_inner as i16);
            }
            Value::U32(mut inner) => {
                let new_inner = inner as f32 / val;
                std::mem::replace(&mut inner, new_inner as u32);
            }
            Value::I32(mut inner) => {
                let new_inner = inner as f32 / val;
                std::mem::replace(&mut inner, new_inner as i32);
            }
            _ => (),
        }
    }
    pub(super) fn offset(&mut self, val: i16) {
        match self {
            Value::U8(mut inner) => {
                let new_inner = i16::from(inner) - val;
                std::mem::replace(&mut inner, new_inner as u8);
            }
            Value::I8(mut inner) => {
                let new_inner = i16::from(inner) - val;
                std::mem::replace(&mut inner, new_inner as i8);
            }
            Value::U16(mut inner) => {
                let new_inner = inner as i16 - val;
                std::mem::replace(&mut inner, new_inner as u16);
            }
            Value::I16(mut inner) => {
                let new_inner = inner - val;
                std::mem::replace(&mut inner, new_inner);
            }
            Value::U32(mut inner) => {
                let new_inner = inner as i16 - val;
                std::mem::replace(&mut inner, new_inner as u32);
            }
            Value::I32(mut inner) => {
                let new_inner = inner as i16 - val;
                std::mem::replace(&mut inner, i32::from(new_inner));
            }
            _ => (),
        }
    }

    pub(super) fn reoffset(&mut self, val: i16) {
        match self {
            Value::U8(mut inner) => {
                let new_inner = i16::from(inner) + val;
                std::mem::replace(&mut inner, new_inner as u8);
            }
            Value::I8(mut inner) => {
                let new_inner = i16::from(inner) + val;
                std::mem::replace(&mut inner, new_inner as i8);
            }
            Value::U16(mut inner) => {
                let new_inner = inner as i16 + val;
                std::mem::replace(&mut inner, new_inner as u16);
            }
            Value::I16(mut inner) => {
                let new_inner = inner + val;
                std::mem::replace(&mut inner, new_inner);
            }
            Value::U32(mut inner) => {
                let new_inner = inner as i16 + val;
                std::mem::replace(&mut inner, new_inner as u32);
            }
            Value::I32(mut inner) => {
                let new_inner = inner as i16 + val;
                std::mem::replace(&mut inner, i32::from(new_inner));
            }
            _ => (),
        }
    }
}

impl From<Value> for i8 {
    fn from(item: Value) -> Self {
        match item {
            Value::I8(v) => v,
            _ => panic!("can't call this on a non-i8 variant"),
        }
    }
}

impl From<Value> for u8 {
    fn from(item: Value) -> Self {
        match item {
            Value::U8(v) => v,
            _ => panic!("can't call this on a non-u8 variant"),
        }
    }
}

impl From<Value> for i16 {
    fn from(item: Value) -> Self {
        match item {
            Value::I16(v) => v,
            _ => panic!("can't call this on a non-i16 variant"),
        }
    }
}

impl From<Value> for u16 {
    fn from(item: Value) -> Self {
        match item {
            Value::U16(v) => v,
            _ => panic!("can't call this on a non-u16 variant"),
        }
    }
}

impl From<Value> for i32 {
    fn from(item: Value) -> Self {
        match item {
            Value::I32(v) => v,
            _ => panic!("can't call this on a non-i32 variant"),
        }
    }
}

impl From<Value> for u32 {
    fn from(item: Value) -> Self {
        match item {
            Value::U32(v) => v,
            Value::Time(v) => v,
            _ => panic!("can't call this on a non-u32 variant"),
        }
    }
}

impl From<Value> for f32 {
    fn from(item: Value) -> Self {
        match item {
            Value::F32(v) => v,
            _ => panic!("can't call this on a non-f32 variant"),
        }
    }
}

impl From<Value> for &str {
    fn from(item: Value) -> Self {
        match item {
            Value::Enum(v) => v,
            _ => panic!("can't call this on a non-str variant"),
        }
    }
}

impl From<Value> for String {
    fn from(item: Value) -> Self {
        match item {
            Value::Enum(v) => v.into(),
            Value::String(v) => v,
            _ => panic!("can't call this on a non-String variant"),
        }
    }
}