Files
creator/app/src-tauri/src/animation/primitives/entities/text.rs
enricobuehler 330fa6a7f0 add system font loading
improve drawing
implement staggered text
begin refactor of drawing code
2023-05-24 00:24:16 +02:00

83 lines
2.1 KiB
Rust

use crate::animation::{
primitives::{
paint::TextPaint,
transform::{AnimatedTransform, Transform},
values::{AnimatedFloatVec2, AnimatedValue},
},
timeline::Timeline,
};
use serde::{Deserialize, Serialize};
use super::common::{Animateable, AnimationData, Cache, Drawable, Entity};
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct TextEntity {
pub id: String,
pub cache: Cache,
pub text: String,
pub origin: (f32, f32),
pub paint: TextPaint,
pub transform: Option<Transform>,
}
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AnimatedTextEntity {
pub id: String,
pub cache: Cache,
pub text: String,
pub origin: AnimatedFloatVec2,
pub paint: TextPaint,
pub animation_data: AnimationData,
pub transform: Option<AnimatedTransform>,
}
impl Drawable for AnimatedTextEntity {}
impl AnimatedTextEntity {
fn into_static(&mut self, timeline: &Timeline) -> TextEntity {
self.sort_keyframes();
let origin = self.origin.get_value_at_frame(
timeline.render_state.curr_frame,
&self.animation_data,
timeline.fps,
);
let transform: Option<Transform> = match self.transform.clone() {
Some(mut val) => Some(val.calculate(timeline, &self.animation_data)),
None => None,
};
TextEntity {
id: self.id.clone(),
cache: self.cache.clone(),
transform,
text: self.text.clone(),
origin,
paint: self.paint.clone(),
}
}
}
impl Animateable for AnimatedTextEntity {
fn calculate(&mut self, timeline: &Timeline) -> Option<Entity> {
let should_draw = self.should_draw(&self.animation_data, timeline);
if should_draw {
self.sort_keyframes();
Some(Entity::Text(self.into_static(timeline)))
} else {
None
}
}
fn sort_keyframes(&mut self) {
if let Some(x) = &mut self.transform {
x.sort_keyframes();
}
self.origin.sort_keyframes();
}
}