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use std::marker::PhantomData;
use bevy::asset::Assets;
use bevy::ecs::system::SystemParam;
use bevy::prelude::{
Commands, Component, DespawnRecursiveExt, Entity, In, ParamSet, Query, Res, Resource, With,
};
use kayak_font::{Alignment, KayakFont, TextProperties};
use kayak_ui::prelude::{
Event, EventDispatcherContext, EventType, FontMapping, KayakRootContext, KayakWidgetContext,
OnEvent, WidgetParam, WidgetState,
use crate::tokens::{THEME_SOUND_BUTTON_CLICK, THEME_SOUND_BUTTON_OVER};
#[derive(bevy::prelude::Component, Clone, PartialEq, Default)]
pub struct EmptyProps;
#[macro_export]
macro_rules! empty_props {
($name: ident) => {
#[derive($crate::bevy::prelude::Component, Clone, PartialEq, Default)]
pub struct $name($crate::EmptyProps);
impl $crate::kayak_ui::prelude::Widget for $name {}
};
}
#[macro_export]
macro_rules! basic_widget {
($props: ident => $name: ident) => {
#[derive($crate::bevy::prelude::Bundle)]
pub name: $crate::kayak_ui::prelude::WidgetName,
pub styles: $crate::kayak_ui::prelude::KStyle,
pub computed_styles: $crate::kayak_ui::prelude::ComputedStyles,
pub on_event: $crate::kayak_ui::prelude::OnEvent,
}
impl std::default::Default for $name {
fn default() -> $name {
let props = $props::default();
$name {
name: $crate::kayak_ui::prelude::Widget::get_name(&props),
styles: $crate::kayak_ui::prelude::KStyle::default(),
computed_styles: $crate::kayak_ui::prelude::ComputedStyles::default(),
on_event: $crate::kayak_ui::prelude::OnEvent::default(),
}
}
}
};
}
#[macro_export]
macro_rules! parent_widget {
($props: ident => $name: ident) => {
#[derive($crate::bevy::prelude::Bundle)]
pub name: $crate::kayak_ui::prelude::WidgetName,
pub styles: $crate::kayak_ui::prelude::KStyle,
pub computed_styles: $crate::kayak_ui::prelude::ComputedStyles,
pub children: $crate::kayak_ui::prelude::KChildren,
pub on_event: $crate::kayak_ui::prelude::OnEvent,
}
impl std::default::Default for $name {
fn default() -> $name {
let props = $props::default();
$name {
name: $crate::kayak_ui::prelude::Widget::get_name(&props),
styles: $crate::kayak_ui::prelude::KStyle::default(),
computed_styles: $crate::kayak_ui::prelude::ComputedStyles::default(),
children: $crate::kayak_ui::prelude::KChildren::default(),
on_event: $crate::kayak_ui::prelude::OnEvent::default(),
}
}
}
};
}
#[macro_export]
macro_rules! register_widget {
($ctx: expr, $props: ident, $state: ident, $system: ident) => {{
$ctx.add_widget_data::<$props, $state>();
$ctx.add_widget_system(
$crate::kayak_ui::prelude::Widget::get_name(&$props::default()),
$crate::kayak_ui::prelude::widget_update::<$props, $state>,
$system,
);
}};
}
#[macro_export]
macro_rules! register_widget_with_update {
($ctx: expr, $props: ident, $state: ident, $system: ident, $update: expr) => {{
$ctx.add_widget_data::<$props, $state>();
$ctx.add_widget_system(
$crate::kayak_ui::prelude::Widget::get_name(&$props::default()),
$update,
$system,
);
}};
}
#[macro_export]
macro_rules! register_widget_with_resource {
($ctx: expr, $props: ident, $state: ident, $resource: ident, $system: ident) => {{
$ctx.add_widget_data::<$props, $state>();
$ctx.add_widget_system(
$crate::kayak_ui::prelude::Widget::get_name(&$props::default()),
$crate::widget_update_with_resource::<$props, $state, $resource>,
$system,
);
}};
}
#[macro_export]
macro_rules! register_widget_with_context {
($ctx: expr, $props: ident, $state: path, $context: ident, $system: ident) => {{
$ctx.add_widget_data::<$props, $state>();
$ctx.add_widget_system(
$crate::kayak_ui::prelude::Widget::get_name(&$props::default()),
$crate::kayak_ui::prelude::widget_update_with_context::<$props, $state, $context>,
$system,
);
}};
}
#[macro_export]
macro_rules! register_widget_with_many_resources {
($ctx: expr, $props: ident, $state: ident, $system: ident, $($name: ident: $resource: ident),+) => {{
$ctx.add_widget_data::<$props, $state>();
$ctx.add_widget_system(
$crate::kayak_ui::prelude::Widget::get_name(&$props::default()),
$crate::bevy::prelude::In((widget_context, entity, previous_entity)): $crate::bevy::prelude::In<($crate::kayak_ui::prelude::KayakWidgetContext, $crate::bevy::prelude::Entity, $crate::bevy::prelude::Entity)>,
$( $name: $crate::bevy::prelude::Res<$resource> ),+,
widget_param: $crate::kayak_ui::prelude::WidgetParam<$props, $state>,
| {
widget_param.has_changed(&widget_context, entity, previous_entity)
$( || $name.is_changed() )+
},
$system,
);
}};
}
#[macro_export]
macro_rules! register_complex_widget {
($ctx: expr, $props: ident, $state: ident, $system: ident, R($($r_name: ident: $resource: ident),*), C($($c_name: ident: $context: ident),*)) => {{
$ctx.add_widget_data::<$props, $state>();
$ctx.add_widget_system(
$crate::kayak_ui::prelude::Widget::get_name(&$props::default()),
$crate::bevy::prelude::In((widget_context, entity, previous_entity)): $crate::bevy::prelude::In<($crate::kayak_ui::prelude::KayakWidgetContext, $crate::bevy::prelude::Entity, $crate::bevy::prelude::Entity)>,
$( $r_name: $crate::bevy::prelude::Res<$resource> ),*,
$( $c_name: $crate::bevy::prelude::Query<$crate::bevy::prelude::Entity, $crate::bevy::prelude::Changed<$context>> ),*,
widget_param: $crate::kayak_ui::prelude::WidgetParam<$props, $state>,
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| {
$(
if let Some(context_entity) = widget_context.get_context_entity::<$context>(entity) {
if $c_name.contains(context_entity) {
return true;
}
}
)*
widget_param.has_changed(&widget_context, entity, previous_entity)
$( || $r_name.is_changed() )*
},
$system,
);
}};
}
pub fn widget_update_with_resource<
Props: PartialEq + Component + Clone,
State: PartialEq + Component + Clone,
External: Resource,
>(
In((widget_context, entity, previous_entity)): In<(KayakWidgetContext, Entity, Entity)>,
resource: Res<External>,
widget_param: WidgetParam<Props, State>,
) -> bool {
widget_param.has_changed(&widget_context, entity, previous_entity) || resource.is_changed()
}
#[derive(Component)]
pub struct StateUIRoot;
pub fn remove_root_ui(
mut commands: Commands,
query: Query<Entity, (With<KayakRootContext>, With<StateUIRoot>)>,
) {
for entity in &query {
commands.entity(entity).despawn_recursive();
}
}
pub fn remove_tagged_root<T: Component>(
mut commands: Commands,
query: Query<Entity, (With<KayakRootContext>, With<T>)>,
) {
for entity in &query {
commands.entity(entity).despawn_recursive();
}
}
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pub mod context {
use kayak_ui::prelude::{EmptyState, KayakRootContext};
use kayak_ui::widgets::KayakWidgetsContextPlugin;
use kayak_ui::KayakUIPlugin;
use crate::components::*;
use crate::register_widget;
pub fn create_root_context() -> KayakRootContext {
let mut widget_context = KayakRootContext::new();
widget_context.add_plugin(KayakWidgetsContextPlugin);
widget_context.add_plugin(AdventWidgetsPlugin);
widget_context
}
pub struct AdventWidgetsPlugin;
impl KayakUIPlugin for AdventWidgetsPlugin {
fn build(&self, widget_context: &mut KayakRootContext) {
register_widget!(widget_context, PanelProps, EmptyState, render_panel_widget);
register_widget!(
widget_context,
ButtonWidgetProps,
ButtonWidgetState,
render_button_widget
);
register_widget!(
widget_context,
VDividerWidgetProps,
EmptyState,
render_v_divider
);
register_widget!(
widget_context,
HDividerWidgetProps,
EmptyState,
render_h_divider
);
register_widget!(
widget_context,
ATextBoxProps,
ATextBoxState,
render_text_box_widget
);
register_widget!(
widget_context,
InsetIconProps,
EmptyState,
render_inset_icon_widget
);
}
}
}
pub type OnEventParams = In<(EventDispatcherContext, WidgetState, Event, Entity)>;
#[macro_export]
macro_rules! on_button_click {
($param_type: ty, $func_body: expr) => {
$crate::kayak_ui::prelude::OnEvent::new(
event_dispatcher_context,
_widget_state,
event,
_entity,
)): $crate::bevy::prelude::In<(
$crate::kayak_ui::prelude::EventDispatcherContext,
$crate::kayak_ui::prelude::WidgetState,
$crate::kayak_ui::prelude::Event,
$crate::bevy::prelude::Entity,
)>,
params: $param_type| {
match event.event_type {
$crate::kayak_ui::prelude::EventType::Click(..) => {
$func_body(params);
}
_ => {}
}
(event_dispatcher_context, event)
},
)
};
}
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pub trait HasDisabledState {
fn is_disabled(&self) -> bool;
fn set_disabled(&mut self, value: bool);
}
pub trait HasPressedState {
fn is_pressed(&self) -> bool;
fn set_pressed(&mut self, value: bool);
}
pub trait HasHoveredState {
fn is_hovered(&self) -> bool;
fn set_hovered(&mut self, value: bool);
}
pub fn button_logic<Props, State>(entity: Entity, state_entity: Entity) -> OnEvent
where
Props: HasDisabledState + Component + Clone,
State: HasHoveredState + HasPressedState + Component,
{
OnEvent::new(
move |In((event_dispatcher_context, _, mut event, _)): In<(
EventDispatcherContext,
WidgetState,
Event,
Entity,
)>,
mut params: ParamSet<(Query<&Props>, Query<&mut State>, MusicBox<ThemeMapping>)>| {
let widget_props = match params.p0().get(entity) {
Ok(p) => p.clone(),
Err(..) => return (event_dispatcher_context, event),
};
let mut should_click = false;
let mut should_proing = false;
if let Ok(mut state) = params.p1().get_mut(state_entity) {
match &event.event_type {
EventType::Hover(..) => {
if !widget_props.is_disabled() {
state.set_hovered(true);
}
}
EventType::MouseIn(..) => {
if !widget_props.is_disabled() {
state.set_hovered(true);
should_click = true;
}
}
EventType::MouseOut(..) => {
state.set_hovered(false);
state.set_pressed(false);
}
EventType::MouseDown(..) => {
if !widget_props.is_disabled() {
state.set_pressed(true);
}
}
EventType::MouseUp(..) => {
state.set_pressed(false);
}
EventType::Click(..) => {
if widget_props.is_disabled() {
event.prevent_default();
event.stop_propagation();
} else {
should_proing = true;
}
}
_ => {}
}
}
if should_click {
params.p2().play_ui_sfx(THEME_SOUND_BUTTON_CLICK);
}
if should_proing {
params.p2().play_ui_sfx(THEME_SOUND_BUTTON_OVER);
}
(event_dispatcher_context, event)
},
)
}
#[derive(SystemParam)]
pub struct TextSizer<'w, 's> {
pub assets: Res<'w, ThemeMapping>,
pub fonts: Res<'w, Assets<KayakFont>>,
pub fonts_mapping: Res<'w, FontMapping>,
#[system_param(ignore)]
_phantom: PhantomData<&'s ()>,
}
impl<'w, 's> TextSizer<'w, 's> {
pub fn measure_text(&self, content: &str, font_size: f32, font: impl ToString) -> (f32, f32) {
let font_name = self.assets.font_names().get(&font.to_string()).unwrap();
let handle = self.fonts_mapping.get_handle(font_name.clone()).unwrap();
let font_data = self.fonts.get(&handle).unwrap();
font_data
.measure(
content,
TextProperties {
font_size,
line_height: font_size + 2.0,
alignment: Alignment::Start,
tab_size: 4,