VisualizerUI.cs

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using UnityEngine;
using UnityEngine.UI;
using TMPro;
 
 
public class VisualizerUI : MonoBehaviour
{
    // ------------------------------------------------------------------
    // Inspector fields — controllers
    // ------------------------------------------------------------------
 
 
    [Header("Scene Controllers")]
    public OrbitCamera orbitCamera;
 
    public CanMaterialSwapper canSwapper;
 
    public BackgroundController backgroundController;
 
 
    // ------------------------------------------------------------------
    // Inspector fields — buttons
    // ------------------------------------------------------------------
 
 
    [Header("Buttons")]
    public Button autoRotateButton;
 
    public Button nextColorButton;
 
    public Button prevColorButton;
 
    public Button nextBgButton;
 
    public Button resetCameraButton;
 
 
    // ------------------------------------------------------------------
    // Inspector fields — labels
    // ------------------------------------------------------------------
 
 
    [Header("Labels")]
    public TextMeshProUGUI variantLabel;
 
    public TextMeshProUGUI backgroundLabel;
 
    public TextMeshProUGUI rotationLabel;
 
 
    // ------------------------------------------------------------------
    // Unity lifecycle
    // ------------------------------------------------------------------
 
    void Start()
    {
        autoRotateButton?.onClick.AddListener(OnToggleAutoRotate);
        nextColorButton?.onClick.AddListener(() => canSwapper?.NextVariant());
        prevColorButton?.onClick.AddListener(() => canSwapper?.PreviousVariant());
        nextBgButton?.onClick.AddListener(() => backgroundController?.NextPreset());
        resetCameraButton?.onClick.AddListener(() => orbitCamera?.ResetView());
 
        if (canSwapper != null)
            canSwapper.OnVariantChanged += (_, v) => SetLabel(variantLabel, $"Brand: {v.variantName}");
 
        if (backgroundController != null)
            backgroundController.OnPresetChanged += (_, p) => SetLabel(backgroundLabel, $"Scene: {p.presetName}");
 
        RefreshAllLabels();
    }
 
    // ------------------------------------------------------------------
    // Private helpers
    // ------------------------------------------------------------------
 
    void OnToggleAutoRotate()
    {
        orbitCamera?.ToggleAutoRotate();
        RefreshRotationLabel();
    }
 
    void RefreshAllLabels()
    {
        SetLabel(variantLabel,    $"Brand: {canSwapper?.CurrentVariantName}");
        SetLabel(backgroundLabel, $"Scene: {backgroundController?.CurrentPresetName}");
        RefreshRotationLabel();
    }
 
    void RefreshRotationLabel()
    {
        if (orbitCamera != null)
            SetLabel(rotationLabel, orbitCamera.IsAutoRotating ? "Auto-Rotate: ON" : "Auto-Rotate: OFF");
    }
 
    static void SetLabel(TextMeshProUGUI label, string text)
    {
        if (label != null) label.text = text;
    }
}