bevy/crates/bevy_text/src/lib.rs
Hennadii Chernyshchyk 458cb7a9e9 Add headless mode (#3439)
# Objective

In this PR I added the ability to opt-out graphical backends. Closes #3155.

## Solution

I turned backends into `Option` ~~and removed panicking sub app API to force users handle the error (was suggested by `@cart`)~~.
2022-01-08 10:39:43 +00:00

58 lines
1.5 KiB
Rust

mod error;
mod font;
mod font_atlas;
mod font_atlas_set;
mod font_loader;
mod glyph_brush;
mod pipeline;
mod text;
mod text2d;
pub use error::*;
pub use font::*;
pub use font_atlas::*;
pub use font_atlas_set::*;
pub use font_loader::*;
pub use glyph_brush::*;
pub use pipeline::*;
pub use text::*;
pub use text2d::*;
pub mod prelude {
#[doc(hidden)]
pub use crate::{
Font, HorizontalAlign, Text, Text2dBundle, TextAlignment, TextError, TextSection,
TextStyle, VerticalAlign,
};
}
use bevy_app::prelude::*;
use bevy_asset::AddAsset;
use bevy_ecs::{entity::Entity, schedule::ParallelSystemDescriptorCoercion};
use bevy_render::{RenderApp, RenderStage};
use bevy_sprite::SpriteSystem;
pub type DefaultTextPipeline = TextPipeline<Entity>;
#[derive(Default)]
pub struct TextPlugin;
impl Plugin for TextPlugin {
fn build(&self, app: &mut App) {
app.add_asset::<Font>()
.add_asset::<FontAtlasSet>()
.register_type::<Text>()
.register_type::<VerticalAlign>()
.register_type::<HorizontalAlign>()
.init_asset_loader::<FontLoader>()
.insert_resource(DefaultTextPipeline::default())
.add_system_to_stage(CoreStage::PostUpdate, text2d_system);
if let Ok(render_app) = app.get_sub_app_mut(RenderApp) {
render_app.add_system_to_stage(
RenderStage::Extract,
extract_text2d_sprite.after(SpriteSystem::ExtractSprites),
);
}
}
}