42 lines
1.4 KiB
Rust
42 lines
1.4 KiB
Rust
use bevy::prelude::*;
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use std::{fs::File, io::Read};
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fn main() {
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App::build()
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.add_default_plugins()
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.add_startup_system(setup)
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.run();
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}
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fn setup(world: &mut World, resources: &mut Resources) {
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let mut texture_storage = resources.get_mut::<AssetStorage<Texture>>().unwrap();
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let font_path = concat!(
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env!("CARGO_MANIFEST_DIR"),
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"/assets/fonts/FiraSans-Bold.ttf"
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);
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let mut font_file = File::open(&font_path).unwrap();
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let mut buffer = Vec::new();
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font_file.read_to_end(&mut buffer).unwrap();
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let font = Font::try_from_bytes(buffer).unwrap();
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let texture = font.render_text("Hello from Bevy!", Color::rgba(0.9, 0.9, 0.9, 1.0), 500, 60);
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let half_width = texture.width as f32 / 2.0;
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let half_height = texture.height as f32 / 2.0;
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let texture_handle = texture_storage.add(texture);
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let mut color_materials = resources.get_mut::<AssetStorage<ColorMaterial>>().unwrap();
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world
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.build()
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// 2d camera
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.add_entity(Camera2dEntity::default())
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// texture
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.add_entity(UiEntity {
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node: Node::new(
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math::vec2(0.0, 0.0),
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Anchors::CENTER,
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Margins::new(-half_width, half_width, -half_height, half_height),
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),
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material: color_materials.add(ColorMaterial::texture(texture_handle)),
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..Default::default()
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});
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}
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