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Re-order systems

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This commit is contained in:
Rich Churcher 2024-11-17 17:43:15 +13:00
parent bb4e13e663
commit b606aa88e1
1 changed files with 28 additions and 28 deletions
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56
examples/picking/ui_picking.rs
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@ -99,6 +99,34 @@ fn spawn_inventory_slot(mut commands: Commands, inventory: Single<Entity, With<I
});
}
/// Spawn two arbitrary inventory items. Here we'll just pick the first two slots.
fn add_items_to_inventory(
asset_server: Res<AssetServer>,
mut commands: Commands,
slots: Query<Entity, With<InventorySlot>>,
) {
let paths = [
"textures/rpg/props/generic-rpg-loot01.png",
"textures/rpg/props/generic-rpg-loot02.png",
];
for (i, slot) in slots.iter().enumerate().take(2) {
commands.entity(slot).with_children(|parent| {
parent
.spawn((
Draggable,
// This node serves solely to be dragged! It provides the transform, using required
// components.
Node::default(),
ImageNode::new(asset_server.load(paths[i])),
// TODO: seems clumsy, better solution?
ZIndex(99),
))
.observe(drag_start())
.observe(drag_end());
});
}
}
/// This observer detects the beginning of a drag-and-drop motion and takes care of tasks such as
/// detaching the target from its parent and allowing the node to be moved.
fn drag_start() -> impl Fn(
@ -206,34 +234,6 @@ fn drag_inventory_items(
item_node.top = Val::Px(cursor_pos.y);
}
/// Spawn two arbitrary inventory items. Here we'll just pick the first two slots.
fn add_items_to_inventory(
asset_server: Res<AssetServer>,
mut commands: Commands,
slots: Query<Entity, With<InventorySlot>>,
) {
let paths = [
"textures/rpg/props/generic-rpg-loot01.png",
"textures/rpg/props/generic-rpg-loot02.png",
];
for (i, slot) in slots.iter().enumerate().take(2) {
commands.entity(slot).with_children(|parent| {
parent
.spawn((
Draggable,
// This node serves solely to be dragged! It provides the transform, using required
// components.
Node::default(),
ImageNode::new(asset_server.load(paths[i])),
// TODO: seems clumsy, better solution?
ZIndex(99),
))
.observe(drag_start())
.observe(drag_end());
});
}
}
/// Display instructions.
fn spawn_text(mut commands: Commands) {
commands.spawn((