riversong code showcase
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using System;
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using Cysharp.Threading.Tasks;
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using UnityEngine.UIElements;
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namespace DanieleMarotta.RiversongCodeShowcase
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{
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[UIView("speed-controls-panel")]
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public class SpeedControlsPanelUIView : UIView<SpeedControlsPanelModel>
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{
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private VisualElement _normalSpeedButton;
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private VisualElement _fastSpeedButton;
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private VisualElement _veryFastSpeedButton;
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public event Action<int> SpeedChanged;
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public override UniTask InitializeAsync(UIService uiService, VisualElement rootElement)
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{
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base.InitializeAsync(uiService, rootElement);
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_normalSpeedButton = rootElement.Q(className: "speed-controls-panel__normal-speed");
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_fastSpeedButton = rootElement.Q(className: "speed-controls-panel__fast-speed");
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_veryFastSpeedButton = rootElement.Q(className: "speed-controls-panel__very-fast-speed");
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_normalSpeedButton.RegisterCallback<ClickEvent>(OnNormalSpeedClick);
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_fastSpeedButton.RegisterCallback<ClickEvent>(OnFastSpeedClick);
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_veryFastSpeedButton.RegisterCallback<ClickEvent>(OnVeryFastSpeedClick);
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return UniTask.CompletedTask;
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}
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protected override void OnNewModel(SpeedControlsPanelModel model)
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{
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base.OnNewModel(model);
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UpdateSelected(model.SpeedLevel);
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}
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protected override void OnModelPropertyChanged(object sender, BindablePropertyChangedEventArgs e)
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{
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base.OnModelPropertyChanged(sender, e);
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UpdateSelected(Model.SpeedLevel);
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}
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private void OnNormalSpeedClick(ClickEvent evt)
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{
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SpeedChanged?.Invoke(0);
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}
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private void OnFastSpeedClick(ClickEvent evt)
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{
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SpeedChanged?.Invoke(1);
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}
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private void OnVeryFastSpeedClick(ClickEvent evt)
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{
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SpeedChanged?.Invoke(2);
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}
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public void UpdateSelected(int speedLevel)
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{
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UpdateSelected(_normalSpeedButton, speedLevel == 0);
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UpdateSelected(_fastSpeedButton, speedLevel == 1);
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UpdateSelected(_veryFastSpeedButton, speedLevel == 2);
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}
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private static void UpdateSelected(VisualElement element, bool isSelected)
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{
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if (isSelected)
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element.AddToClassList("selected");
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else
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element.RemoveFromClassList("selected");
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}
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}
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}
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