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

extern crate oxygengine_animation as anim;
extern crate oxygengine_core as core;
#[cfg(feature = "script-flow")]
extern crate oxygengine_script_flow as flow;

pub mod background;
pub mod character;
pub mod dialogue;
pub mod resource;
pub mod scene;
pub mod script;
pub mod story;
pub mod system;
pub mod vn_story_asset_protocol;

#[cfg(test)]
mod tests;

pub mod prelude {
    pub use crate::background::*;
    pub use crate::character::*;
    pub use crate::dialogue::*;
    pub use crate::resource::*;
    pub use crate::scene::*;
    pub use crate::script::*;
    pub use crate::story::*;
    pub use crate::system::*;
    pub use crate::vn_story_asset_protocol::*;
}

use crate::system::VnStorySystem;
use anim::curve::{Curved, CurvedDistance, CurvedOffset};
use core::{app::AppBuilder, assets::database::AssetsDatabase, Scalar};
use serde::{Deserialize, Serialize};
use std::ops::{Add, Mul, Sub};

pub type Scale = Position;

#[derive(Debug, Default, Copy, Clone, Serialize, Deserialize)]
pub struct Position(pub Scalar, pub Scalar);

impl Curved for Position {
    fn zero() -> Self {
        Self(0.0, 0.0)
    }

    fn one() -> Self {
        Self(1.0, 1.0)
    }

    fn negate(&self) -> Self {
        Self(-self.0, -self.1)
    }

    fn get_axis(&self, index: usize) -> Option<Scalar> {
        match index {
            0 => Some(self.0),
            1 => Some(self.1),
            _ => None,
        }
    }

    fn interpolate(&self, other: &Self, factor: Scalar) -> Self {
        let diff = *other - *self;
        diff * factor + *self
    }
}

impl CurvedDistance for Position {
    fn curved_distance(&self, other: &Self) -> Scalar {
        let diff0 = other.0 - self.0;
        let diff1 = other.1 - self.1;
        (diff0 * diff0 + diff1 * diff1).sqrt()
    }
}

impl CurvedOffset for Position {
    fn curved_offset(&self, other: &Self) -> Self {
        *self + *other
    }
}

impl Add<Self> for Position {
    type Output = Self;

    fn add(self, other: Self) -> Self {
        Self(self.0 + other.0, self.1 + other.1)
    }
}

impl Sub<Self> for Position {
    type Output = Self;

    fn sub(self, other: Self) -> Self {
        Self(self.0 - other.0, self.1 - other.1)
    }
}

impl Mul<Scalar> for Position {
    type Output = Self;

    fn mul(self, other: Scalar) -> Self {
        Self(self.0 * other, self.1 * other)
    }
}

impl From<(Scalar, Scalar)> for Position {
    fn from(value: (Scalar, Scalar)) -> Self {
        Self(value.0, value.1)
    }
}

impl From<[Scalar; 2]> for Position {
    fn from(value: [Scalar; 2]) -> Self {
        Self(value[0], value[1])
    }
}

#[derive(Debug, Default, Copy, Clone, Serialize, Deserialize)]
pub struct Color(pub Scalar, pub Scalar, pub Scalar);

impl Curved for Color {
    fn zero() -> Self {
        Self(0.0, 0.0, 0.0)
    }

    fn one() -> Self {
        Self(1.0, 1.0, 1.0)
    }

    fn negate(&self) -> Self {
        Self(-self.0, -self.1, -self.2)
    }

    fn get_axis(&self, index: usize) -> Option<Scalar> {
        match index {
            0 => Some(self.0),
            1 => Some(self.1),
            2 => Some(self.2),
            _ => None,
        }
    }

    fn interpolate(&self, other: &Self, factor: Scalar) -> Self {
        let diff = *other - *self;
        diff * factor + *self
    }
}

impl CurvedDistance for Color {
    fn curved_distance(&self, other: &Self) -> Scalar {
        let diff0 = other.0 - self.0;
        let diff1 = other.1 - self.1;
        let diff2 = other.2 - self.2;
        (diff0 * diff0 + diff1 * diff1 + diff2 * diff2).sqrt()
    }
}

impl CurvedOffset for Color {
    fn curved_offset(&self, other: &Self) -> Self {
        *self + *other
    }
}

impl Add<Self> for Color {
    type Output = Self;

    fn add(self, other: Self) -> Self {
        Self(self.0 + other.0, self.1 + other.1, self.2 + other.2)
    }
}

impl Sub<Self> for Color {
    type Output = Self;

    fn sub(self, other: Self) -> Self {
        Self(self.0 - other.0, self.1 - other.1, self.2 - other.2)
    }
}

impl Mul<Scalar> for Color {
    type Output = Self;

    fn mul(self, other: Scalar) -> Self {
        Self(self.0 * other, self.1 * other, self.2 * other)
    }
}

impl From<(Scalar, Scalar, Scalar)> for Color {
    fn from(value: (Scalar, Scalar, Scalar)) -> Self {
        Self(value.0, value.1, value.2)
    }
}

impl From<[Scalar; 3]> for Color {
    fn from(value: [Scalar; 3]) -> Self {
        Self(value[0], value[1], value[2])
    }
}

pub fn bundle_installer<'a, 'b>(builder: &mut AppBuilder<'a, 'b>, _: ()) {
    builder.install_system(VnStorySystem, "vn-story", &[]);
}

pub fn protocols_installer(database: &mut AssetsDatabase) {
    database.register(vn_story_asset_protocol::VnStoryAssetProtocol);
}