tawasuyu/llimphi

1// Copyright 2024 the Velato Authors
2// SPDX-License-Identifier: Apache-2.0 OR MIT
3
4use super::position_keyframe::PositionKeyframe;
5use crate::schema::helpers::int_boolean::BoolInt;
6use serde::{Deserialize, Serialize};
7
8/// An animatable property to represent a position in space
9#[derive(Deserialize, Serialize, Debug, Clone, PartialEq)]
10pub struct Position {
11    /// The index of the property.
12    #[serde(rename = "ix")]
13    #[serde(skip_serializing_if = "Option::is_none")]
14    pub property_index: Option<f64>,
15    /// Whether the property is animated
16    #[serde(rename = "a")]
17    pub animated: Option<BoolInt>,
18    /// The expression for the property.
19    #[serde(rename = "x")]
20    #[serde(skip_serializing_if = "Option::is_none")]
21    pub expression: Option<String>,
22    /// Number of components in the value arrays.
23    /// If present, values will be truncated or expanded to match this length
24    /// when accessed from expressions.
25    #[serde(rename = "l")]
26    #[serde(skip_serializing_if = "Option::is_none")]
27    pub length: Option<f64>,
28    /// The value variant (Animated or Static).
29    #[serde(rename = "k")]
30    pub value: PositionValueK,
31}
32
33/// The possible values of "k" in a [`Position`].
34#[derive(Deserialize, Serialize, Debug, Clone, PartialEq)]
35#[serde(untagged)]
36pub enum PositionValueK {
37    Animated(Vec<PositionKeyframe>),
38    Static(Vec<f64>),
39}