voxel/hUI
voxel/hUI
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griffi-gh 2024-02-29 23:53:01 +01:00
parent be589d302d
commit 91367d54e0
1 changed files with 20 additions and 12 deletions
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32
hui/src/input.rs
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@ -119,7 +119,7 @@ impl_fits64_for_keyboard_key!(
/// Information about the state of a mouse button /// Information about the state of a mouse button
#[derive(Default, Clone, Copy, Debug)] #[derive(Default, Clone, Copy, Debug)]
pub(crate) struct MouseButtonState { pub struct MouseButtonState {
/// Whether the input is currently active (i.e. the button is currently held down) /// Whether the input is currently active (i.e. the button is currently held down)
pub state: ButtonState, pub state: ButtonState,
/// Position at which the input was initiated (last time it was pressed **down**) /// Position at which the input was initiated (last time it was pressed **down**)
@ -127,20 +127,22 @@ pub(crate) struct MouseButtonState {
} }
#[derive(Default)] #[derive(Default)]
pub(crate) struct MousePointer { pub struct MousePointer {
pub current_position: Vec2, pub current_position: Vec2,
pub buttons: HashMap<MouseButton, MouseButtonState, BuildNoHashHasher<u16>>, pub buttons: HashMap<MouseButton, MouseButtonState, BuildNoHashHasher<u16>>,
} }
pub(crate) struct TouchFinger { pub struct TouchFinger {
/// Unique identifier of the pointer (finger) /// Unique identifier of the pointer (finger)
pub id: u32, pub id: u32,
pub current_position: Vec2, pub current_position: Vec2,
pub start_position: Vec2, pub start_position: Vec2,
} }
pub type PointerId = u32;
/// Represents a pointer (mouse or touch) /// Represents a pointer (mouse or touch)
pub(crate) enum Pointer { pub enum Pointer {
MousePointer(MousePointer), MousePointer(MousePointer),
TouchFinger(TouchFinger), TouchFinger(TouchFinger),
} }
@ -173,24 +175,24 @@ impl MouseButtonState {
} }
pub struct PointerQuery<'a> { pub struct PointerQuery<'a> {
pointers: &'a HashMap<u32, Pointer, BuildNoHashHasher<u32>>, pointers: &'a HashMap<PointerId, Pointer, BuildNoHashHasher<PointerId>>,
/// Set of pointer IDs to filter **out** /// Set of filtered pointer IDs
filter_out: SetU32, filtered: SetU32
} }
impl<'a> PointerQuery<'a> { impl<'a> PointerQuery<'a> {
fn new(pointers: &'a HashMap<u32, Pointer, BuildNoHashHasher<u32>>) -> Self { fn new(pointers: &'a HashMap<PointerId, Pointer, BuildNoHashHasher<PointerId>>) -> Self {
Self { Self {
pointers, pointers,
filter_out: SetU32::new(), filtered: pointers.keys().copied().collect(),
} }
} }
/// Filter pointers that are *currently* located within the specified rectangle /// Filter pointers that are *currently* located within the specified rectangle
pub fn within_rect(&mut self, rect: Rect) -> &mut Self { pub fn within_rect(&mut self, rect: Rect) -> &mut Self {
for (&idx, pointer) in self.pointers { for (&idx, pointer) in self.pointers {
if !rect.contains_point(pointer.current_position()) { if rect.contains_point(pointer.current_position()) {
self.filter_out.insert(idx); self.filtered.insert(idx);
} }
} }
self self
@ -198,7 +200,13 @@ impl<'a> PointerQuery<'a> {
/// Check if any pointers matched the filter /// Check if any pointers matched the filter
pub fn any_matched(&self) -> bool { pub fn any_matched(&self) -> bool {
self.filter_out.len() != self.pointers.len() !self.filtered.is_empty()
}
pub fn finish(&self) -> Vec<&'a Pointer> {
self.filtered.iter()
.map(|id| self.pointers.get(&id).unwrap())
.collect()
} }
} }