language select in demo scene

Assets/ButtonScript.cs

-using System.Collections;
-using System.Collections.Generic;
-using UnityEngine;
-using UnityEngine.UI;
-
-public class ButtonScript : MonoBehaviour {
-    public InputField input;
-    public void OnBtnPressed() {
-        PurpleSloth.TextToSpeech.Say(input.text);
-        input.text = "";
-        foreach (var v in PurpleSloth.TextToSpeech.AvailableVoices()) {
-            Debug.Log(v);
-            input.text += v;
-        }
-    }
-}

Assets/PurpleSloth/Assets/Plugins/TextToSpeech.jslib

@@ -27,8 +27,13 @@ mergeInto(LibraryManager.library, {
     ans = "";
 
     for(i = 0; i < voices.length ; i++) {
-        ans += voices[i].name + ' (' + voices[i].lang + ');';
+        ans += voices[i].name + ' (' + voices[i].lang + ')';
+        if (voices[i].default) {
+            ans += ' [default]';
+        }
+        ans += ';';
     }
+    ans = ans.substring(0, ans.length-1);
 
     var bufferSize = lengthBytesUTF8(ans) + 1;
     var buffer = _malloc(bufferSize);

Assets/PurpleSloth/Demo.meta

+fileFormatVersion: 2
+guid: 39ec677b905ffc8fba14341080fee380
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/PurpleSloth/Demo/Scripts.meta

+fileFormatVersion: 2
+guid: a483ece5b0dac0179b7001be19d0b5c6
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/PurpleSloth/Demo/Scripts/ButtonScript.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+
+public class ButtonScript : MonoBehaviour {
+    public InputField inputText;
+    public InputField inputLang;
+    public InputField inputRate;
+    public InputField inputPitch;
+    public Dropdown voiceSelection;
+
+    private void Awake() {
+        inputLang.text = "en-US";
+        inputRate.text = "1.0";
+        inputPitch.text = "1.0";
+    }
+
+    public void OnBtnPressed() {
+        // transfer options from input fields to TTS settings
+        PurpleSloth.TextToSpeech.language = inputLang.text;
+        PurpleSloth.TextToSpeech.pitch = float.Parse(inputPitch.text);
+        PurpleSloth.TextToSpeech.rate = float.Parse(inputRate.text);
+
+        if (voiceSelection.options.Count == 0) {
+            // if we have no initialized voice list yet simply use the default voice
+            PurpleSloth.TextToSpeech.Say(inputText.text);
+        } else {
+            PurpleSloth.TextToSpeech.Say(inputText.text, voiceSelection.value);
+        }
+        
+    }
+}

Assets/PurpleSloth/Demo/Scripts/FillVoicesList.cs

+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.UI;
+
+public class FillVoicesList : MonoBehaviour {
+    void Update() {
+        // we don't know exactly when the browser fills the list of available voices
+        // so we simply request it until we receive a non-empty result
+        var voices = PurpleSloth.TextToSpeech.AvailableVoices();
+        if (voices.Length == 0) return;
+
+        Dropdown list = GetComponent<Dropdown>();
+        list.AddOptions(voices.Select(v => new Dropdown.OptionData(v)).ToList());
+        this.enabled = false; // no need to execute this script anymore
+    }
+}

Assets/PurpleSloth/Demo/Scripts/FillVoicesList.cs.meta

+fileFormatVersion: 2
+guid: 2b2012dc0e1eac6728750ecd6a273b58
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

ProjectSettings/EditorBuildSettings.asset

@@ -6,6 +6,6 @@ EditorBuildSettings:
   serializedVersion: 2
   m_Scenes:
   - enabled: 1
-    path: Assets/PurpleSloth/SampleScene.unity
+    path: Assets/PurpleSloth/Demo/SampleScene.unity
     guid: 2cda990e2423bbf4892e6590ba056729
   m_configObjects: {}