da5d2fccf5
# Objective Stumbled upon one of these, and set off in search of more, armed with my trusty `\b(\w+)\s+\1\b`. ## Solution Remove ~one~ one of them.
76 lines
2.8 KiB
Rust
76 lines
2.8 KiB
Rust
//! This example illustrates how to how to flip and tile images with 9-slicing in the UI.
|
|
|
|
use bevy::{
|
|
prelude::*,
|
|
render::texture::{ImageLoaderSettings, ImageSampler},
|
|
winit::WinitSettings,
|
|
};
|
|
|
|
fn main() {
|
|
App::new()
|
|
.add_plugins(DefaultPlugins)
|
|
.insert_resource(UiScale(2.))
|
|
// Only run the app when there is user input. This will significantly reduce CPU/GPU use for UI-only apps.
|
|
.insert_resource(WinitSettings::desktop_app())
|
|
.add_systems(Startup, setup)
|
|
.run();
|
|
}
|
|
|
|
fn setup(mut commands: Commands, asset_server: Res<AssetServer>) {
|
|
let image = asset_server.load_with_settings(
|
|
"textures/fantasy_ui_borders/numbered_slices.png",
|
|
|settings: &mut ImageLoaderSettings| {
|
|
// Need to use nearest filtering to avoid bleeding between the slices with tiling
|
|
settings.sampler = ImageSampler::nearest();
|
|
},
|
|
);
|
|
|
|
let slicer = TextureSlicer {
|
|
// `numbered_slices.png` is 48 pixels square. `BorderRect::square(16.)` insets the slicing line from each edge by 16 pixels, resulting in nine slices that are each 16 pixels square.
|
|
border: BorderRect::square(16.),
|
|
// With `SliceScaleMode::Tile` the side and center slices are tiled to fill the side and center sections of the target.
|
|
// And with a `stretch_value` of `1.` the tiles will have the same size as the corresponding slices in the source image.
|
|
center_scale_mode: SliceScaleMode::Tile { stretch_value: 1. },
|
|
sides_scale_mode: SliceScaleMode::Tile { stretch_value: 1. },
|
|
..default()
|
|
};
|
|
|
|
// ui camera
|
|
commands.spawn(Camera2d);
|
|
|
|
commands
|
|
.spawn(Node {
|
|
width: Val::Percent(100.),
|
|
height: Val::Percent(100.),
|
|
justify_content: JustifyContent::Center,
|
|
align_content: AlignContent::Center,
|
|
flex_wrap: FlexWrap::Wrap,
|
|
column_gap: Val::Px(10.),
|
|
row_gap: Val::Px(10.),
|
|
..default()
|
|
})
|
|
.with_children(|parent| {
|
|
for ([width, height], flip_x, flip_y) in [
|
|
([160., 160.], false, false),
|
|
([320., 160.], false, true),
|
|
([320., 160.], true, false),
|
|
([160., 160.], true, true),
|
|
] {
|
|
parent.spawn((
|
|
UiImage {
|
|
texture: image.clone(),
|
|
flip_x,
|
|
flip_y,
|
|
..default()
|
|
},
|
|
Node {
|
|
width: Val::Px(width),
|
|
height: Val::Px(height),
|
|
..default()
|
|
},
|
|
ImageScaleMode::Sliced(slicer.clone()),
|
|
));
|
|
}
|
|
});
|
|
}
|