Initial Commit

2025-07-04 20:33:06 +03:00
commit 8f09347ae0
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+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ * All rights reserved.
+ *
+ * This source code is licensed under the license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+using System.Linq;
+using UnityEngine;
+using Meta.WitAi;
+
+namespace Meta.Voice.Samples.TTSVoices
+{
+    /// <summary>
+    /// A demo script that uses a dropdown menu to adjust the
+    /// voice setting id of a TTSSpeaker.
+    /// </summary>
+    public class TTSSpeakerVoiceSelect : TTSSpeakerObserver
+    {
+        [SerializeField] [Tooltip("Dropdown used for voice selection")]
+        private SimpleDropdownList _dropdown;
+
+        protected override void Awake()
+        {
+            base.Awake();
+            _dropdown.DropdownToggleUnselectedText = "CUSTOM";
+        }
+
+        protected override void OnEnable()
+        {
+            base.OnEnable();
+            RefreshDropdown();
+            _dropdown.OnOptionSelected.AddListener(OnOptionSelected);
+        }
+
+        protected override void OnDisable()
+        {
+            base.OnDisable();
+            _dropdown.OnOptionSelected.RemoveListener(OnOptionSelected);
+        }
+
+        // Fix voice selection if changed elsewhere
+        private void Update()
+        {
+            if (!string.Equals(Speaker?.VoiceSettings?.SettingsId, _dropdown.SelectedOption))
+            {
+                _dropdown.SelectOption(Speaker?.VoiceSettings?.SettingsId);
+            }
+        }
+
+        // Refresh dropdown using voice settings
+        private void RefreshDropdown()
+        {
+            if (!Speaker)
+            {
+                VLog.W("No speaker found");
+                return;
+            }
+            if (!Speaker.TTSService)
+            {
+                VLog.W("No speaker service found");
+                return;
+            }
+            if (!_dropdown)
+            {
+                VLog.W("No dropdown found");
+                return;
+            }
+
+            // Get all voice names & load dropdown
+            string[] voiceNames = Speaker.TTSService.GetAllPresetVoiceSettings()
+                .Select((voiceSetting) => voiceSetting.SettingsId).ToArray();
+            _dropdown.LoadDropdown(voiceNames);
+
+            // Get selected voice &
+            _dropdown.SelectOption(Speaker.presetVoiceID);
+        }
+
+        // Apply voice on option select
+        private void OnOptionSelected(string newOption)
+        {
+            if (!Speaker)
+            {
+                VLog.W("No speaker found");
+                return;
+            }
+            Speaker.presetVoiceID = newOption;
+        }
+    }
+}