427 lines
11 KiB
Rust
427 lines
11 KiB
Rust
use std::{
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cell::RefCell,
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rc::{Rc, Weak},
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};
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use taffy::{
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AlignItems,
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prelude::{length, percent},
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};
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use crate::{
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animation::{Animation, AnimationEasing},
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components::{Component, ComponentBase, ComponentTrait, RefreshData, radio_group::ComponentRadioGroup},
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drawing::Color,
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event::{CallbackDataCommon, EventListenerCollection, EventListenerID, EventListenerKind},
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i18n::Translation,
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layout::{self, WidgetID, WidgetPair},
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renderer_vk::text::{FontWeight, TextStyle},
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sound::WguiSoundType,
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widget::{
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ConstructEssentials, EventResult,
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label::{WidgetLabel, WidgetLabelParams},
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rectangle::{WidgetRectangle, WidgetRectangleParams},
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util::WLength,
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},
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};
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pub struct Params {
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pub text: Translation,
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pub style: taffy::Style,
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pub box_size: f32,
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pub checked: bool,
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pub radio_group: Option<Rc<ComponentRadioGroup>>,
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pub value: Option<Rc<str>>,
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}
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impl Default for Params {
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fn default() -> Self {
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Self {
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text: Translation::from_raw_text(""),
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style: Default::default(),
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box_size: 24.0,
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checked: false,
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radio_group: None,
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value: None,
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}
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}
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}
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pub struct CheckboxToggleEvent {
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pub checked: bool,
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pub value: Option<Rc<str>>,
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}
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pub type CheckboxToggleCallback = Box<dyn Fn(&mut CallbackDataCommon, CheckboxToggleEvent) -> anyhow::Result<()>>;
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struct State {
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checked: bool,
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hovered: bool,
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down: bool,
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on_toggle: Option<CheckboxToggleCallback>,
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self_ref: Weak<ComponentCheckbox>,
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}
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#[allow(clippy::struct_field_names)]
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struct Data {
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#[allow(dead_code)]
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id_container: WidgetID, // Rectangle, transparent if not hovered
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//id_outer_box: WidgetID, // Rectangle, parent of container
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id_inner_box: WidgetID, // Rectangle, parent of outer_box
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id_label: WidgetID, // Label, parent of container
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value: Option<Rc<str>>, // arbitrary value assigned to the element
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radio_group: Option<Weak<ComponentRadioGroup>>,
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}
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pub struct ComponentCheckbox {
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base: ComponentBase,
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data: Rc<Data>,
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state: Rc<RefCell<State>>,
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}
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impl ComponentTrait for ComponentCheckbox {
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fn base(&self) -> &ComponentBase {
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&self.base
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}
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fn base_mut(&mut self) -> &mut ComponentBase {
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&mut self.base
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}
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fn refresh(&self, _data: &mut RefreshData) {
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// nothing to do
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}
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}
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const COLOR_CHECKED: Color = Color::new(0.1, 0.5, 1.0, 1.0);
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const COLOR_UNCHECKED: Color = Color::new(0.1, 0.5, 1.0, 0.0);
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fn set_box_checked(widgets: &layout::WidgetMap, data: &Data, checked: bool) {
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widgets.call(data.id_inner_box, |rect: &mut WidgetRectangle| {
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rect.params.color = if checked { COLOR_CHECKED } else { COLOR_UNCHECKED }
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});
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}
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impl ComponentCheckbox {
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pub fn set_text(&self, common: &mut CallbackDataCommon, text: Translation) {
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let Some(mut label) = common.state.widgets.get_as::<WidgetLabel>(self.data.id_label) else {
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return;
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};
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label.set_text(common, text);
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}
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pub fn set_checked(&self, common: &mut CallbackDataCommon, checked: bool) {
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{
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let mut state = self.state.borrow_mut();
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if state.checked == checked {
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return;
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}
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state.checked = checked;
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}
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set_box_checked(&common.state.widgets, &self.data, checked);
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common.alterables.mark_redraw();
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}
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pub fn get_value(&self) -> Option<Rc<str>> {
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self.data.value.clone()
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}
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/// Set checked state without triggering visual changes.
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pub(super) fn set_checked_internal(&self, checked: bool) {
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self.state.borrow_mut().checked = checked;
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}
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pub fn on_toggle(&self, func: CheckboxToggleCallback) {
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self.state.borrow_mut().on_toggle = Some(func);
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}
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}
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fn anim_hover(rect: &mut WidgetRectangle, pos: f32, pressed: bool) {
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let brightness = pos * if pressed { 0.6 } else { 0.4 };
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rect.params.border = 2.0;
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rect.params.color.a = brightness;
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rect.params.border_color.a = rect.params.color.a;
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if pressed {
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rect.params.border_color.a += 0.4;
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}
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}
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fn anim_hover_in(state: Rc<RefCell<State>>, widget_id: WidgetID, anim_mult: f32) -> Animation {
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Animation::new(
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widget_id,
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(5. * anim_mult) as _,
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AnimationEasing::OutQuad,
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Box::new(move |common, anim_data| {
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let rect = anim_data.obj.get_as_mut::<WidgetRectangle>().unwrap();
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anim_hover(rect, anim_data.pos, state.borrow().down);
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common.alterables.mark_redraw();
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}),
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)
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}
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fn anim_hover_out(state: Rc<RefCell<State>>, widget_id: WidgetID, anim_mult: f32) -> Animation {
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Animation::new(
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widget_id,
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(8. * anim_mult) as _,
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AnimationEasing::OutQuad,
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Box::new(move |common, anim_data| {
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let rect = anim_data.obj.get_as_mut::<WidgetRectangle>().unwrap();
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anim_hover(rect, 1.0 - anim_data.pos, state.borrow().down);
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common.alterables.mark_redraw();
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}),
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)
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}
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fn register_event_mouse_enter(
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state: Rc<RefCell<State>>,
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listeners: &mut EventListenerCollection,
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anim_mult: f32,
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) -> EventListenerID {
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listeners.register(
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EventListenerKind::MouseEnter,
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Box::new(move |common, event_data, (), ()| {
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common.alterables.trigger_haptics();
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common
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.alterables
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.animate(anim_hover_in(state.clone(), event_data.widget_id, anim_mult));
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state.borrow_mut().hovered = true;
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Ok(EventResult::Pass)
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}),
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)
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}
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fn register_event_mouse_leave(
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state: Rc<RefCell<State>>,
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listeners: &mut EventListenerCollection,
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anim_mult: f32,
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) -> EventListenerID {
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listeners.register(
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EventListenerKind::MouseLeave,
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Box::new(move |common, event_data, (), ()| {
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common.alterables.trigger_haptics();
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common
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.alterables
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.animate(anim_hover_out(state.clone(), event_data.widget_id, anim_mult));
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state.borrow_mut().hovered = false;
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Ok(EventResult::Pass)
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}),
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)
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}
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fn register_event_mouse_press(state: Rc<RefCell<State>>, listeners: &mut EventListenerCollection) -> EventListenerID {
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listeners.register(
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EventListenerKind::MousePress,
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Box::new(move |common, event_data, (), ()| {
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let mut state = state.borrow_mut();
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let rect = event_data.obj.get_as_mut::<WidgetRectangle>().unwrap();
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anim_hover(rect, 1.0, true);
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common.alterables.trigger_haptics();
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common.alterables.mark_redraw();
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if state.hovered {
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state.down = true;
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Ok(EventResult::Consumed)
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} else {
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Ok(EventResult::Pass)
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}
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}),
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)
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}
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fn register_event_mouse_release(
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data: Rc<Data>,
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state: Rc<RefCell<State>>,
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listeners: &mut EventListenerCollection,
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) -> EventListenerID {
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listeners.register(
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EventListenerKind::MouseRelease,
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Box::new(move |common, event_data, (), ()| {
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let rect = event_data.obj.get_as_mut::<WidgetRectangle>().unwrap();
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anim_hover(rect, 1.0, false);
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common.alterables.trigger_haptics();
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common.alterables.mark_redraw();
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let mut state = state.borrow_mut();
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if state.down {
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state.down = false;
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if let Some(self_ref) = state.self_ref.upgrade()
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&& let Some(radio) = data.radio_group.as_ref().and_then(Weak::upgrade)
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{
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radio.set_selected_internal(common, &self_ref)?;
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state.checked = true; // can't uncheck radiobox by clicking the checked box again
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common.alterables.play_sound(WguiSoundType::CheckboxCheck);
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} else {
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state.checked = !state.checked;
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common.alterables.play_sound(if state.checked {
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WguiSoundType::CheckboxCheck
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} else {
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WguiSoundType::CheckboxUncheck
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});
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}
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set_box_checked(&common.state.widgets, &data, state.checked);
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if state.hovered
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&& let Some(on_toggle) = &state.on_toggle
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{
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on_toggle(
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common,
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CheckboxToggleEvent {
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checked: state.checked,
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value: data.value.clone(),
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},
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)?;
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}
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Ok(EventResult::Consumed)
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} else {
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Ok(EventResult::Pass)
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}
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}),
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)
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}
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#[allow(clippy::too_many_lines)]
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pub fn construct(ess: &mut ConstructEssentials, params: Params) -> anyhow::Result<(WidgetPair, Rc<ComponentCheckbox>)> {
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let mut style = params.style;
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// force-override style
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style.flex_wrap = taffy::FlexWrap::NoWrap;
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style.align_items = Some(AlignItems::Center);
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// make checkbox interaction box larger by setting padding and negative margin
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style.padding = taffy::Rect {
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left: length(4.0),
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right: length(8.0),
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top: length(4.0),
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bottom: length(4.0),
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};
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style.margin = taffy::Rect {
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left: length(-4.0),
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right: length(-8.0),
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top: length(-4.0),
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bottom: length(-4.0),
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};
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//style.align_self = Some(taffy::AlignSelf::Start); // do not stretch self to the parent
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style.gap = length(4.0);
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let (round_5, round_8) = if params.radio_group.is_some() {
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(WLength::Percent(1.0), WLength::Percent(1.0))
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} else {
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(WLength::Units(5.0), WLength::Units(8.0))
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};
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let globals = ess.layout.state.globals.clone();
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let (root, _) = ess.layout.add_child(
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ess.parent,
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WidgetRectangle::create(WidgetRectangleParams {
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color: Color::new(1.0, 1.0, 1.0, 0.0),
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border_color: Color::new(1.0, 1.0, 1.0, 0.0),
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round: round_5,
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..Default::default()
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}),
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style,
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)?;
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let id_container = root.id;
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let box_size = taffy::Size {
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width: length(params.box_size),
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height: length(params.box_size),
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};
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let (outer_box, _) = ess.layout.add_child(
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id_container,
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WidgetRectangle::create(WidgetRectangleParams {
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border: 2.0,
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border_color: Color::new(1.0, 1.0, 1.0, 1.0),
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round: round_8,
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color: Color::new(1.0, 1.0, 1.0, 0.0),
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..Default::default()
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}),
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taffy::Style {
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size: box_size,
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padding: taffy::Rect::length(4.0),
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min_size: box_size,
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max_size: box_size,
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..Default::default()
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},
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)?;
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let (inner_box, _) = ess.layout.add_child(
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outer_box.id,
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WidgetRectangle::create(WidgetRectangleParams {
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round: round_5,
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color: if params.checked { COLOR_CHECKED } else { COLOR_UNCHECKED },
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..Default::default()
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}),
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taffy::Style {
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size: taffy::Size {
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width: percent(1.0),
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height: percent(1.0),
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},
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..Default::default()
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},
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)?;
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let (label, _node_label) = ess.layout.add_child(
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id_container,
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WidgetLabel::create(
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&mut globals.get(),
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WidgetLabelParams {
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content: params.text,
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style: TextStyle {
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weight: Some(FontWeight::Bold),
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..Default::default()
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},
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},
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),
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Default::default(),
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)?;
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let data = Rc::new(Data {
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id_container,
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id_inner_box: inner_box.id,
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id_label: label.id,
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value: params.value,
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radio_group: params.radio_group.as_ref().map(Rc::downgrade),
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});
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let state = Rc::new(RefCell::new(State {
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checked: params.checked,
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down: false,
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hovered: false,
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on_toggle: None,
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self_ref: Weak::new(),
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}));
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let base = ComponentBase {
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id: root.id,
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lhandles: {
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let mut widget = ess.layout.state.widgets.get(id_container).unwrap().state();
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let anim_mult = ess.layout.state.globals.defaults().animation_mult;
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vec![
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register_event_mouse_enter(state.clone(), &mut widget.event_listeners, anim_mult),
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register_event_mouse_leave(state.clone(), &mut widget.event_listeners, anim_mult),
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register_event_mouse_press(state.clone(), &mut widget.event_listeners),
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register_event_mouse_release(data.clone(), state.clone(), &mut widget.event_listeners),
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]
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},
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};
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let checkbox = Rc::new(ComponentCheckbox { base, data, state });
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if let Some(radio) = params.radio_group.as_ref() {
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radio.register_child(checkbox.clone(), params.checked);
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checkbox.state.borrow_mut().self_ref = Rc::downgrade(&checkbox);
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}
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ess.layout.defer_component_refresh(Component(checkbox.clone()));
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Ok((root, checkbox))
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}
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