add speech

Assets/DialogueVoice.cs

@@ -0,0 +1,83 @@
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+
+public class DialogueVoice : MonoBehaviour
+{
+    [Tooltip("How fast characters will display when speaking.")]
+    [Range(0.8f, 1.0f)]
+    public float talkSpeed;
+
+    [Tooltip("Character will say a letter every 'n' characters, where the speech interval is 'n'.")]
+    [Range(1, 5)]
+    public int speechInterval;
+
+    public Voices voice;
+
+    private Dictionary<char, AudioClip> charToSoundMap;
+
+    private void Start()
+    {
+        charToSoundMap = new Dictionary<char, AudioClip>();
+
+        string path = GetVoicePath(voice);
+
+        if (path != "")
+        {
+            MapVoices(Resources.LoadAll<AudioClip>(path));
+        }
+    }
+
+    public AudioClip GetClipFromChar(char ch)
+    {
+        if (charToSoundMap.Count <= 0)
+            return null;
+
+        if (charToSoundMap.ContainsKey(ch))
+        {
+            return charToSoundMap[ch];
+        }
+
+        return charToSoundMap.ElementAt(Random.Range(0, charToSoundMap.Count)).Value;
+    }
+
+    private string GetVoicePath(Voices voice)
+    {
+        switch (voice)
+        {
+            case Voices.Voice_1:
+                return "VoiceClips/male_voice1";
+            case Voices.Voice_2:
+                return "VoiceClips/female_voice1";
+            default:
+                return "";
+        }
+    }
+
+    private void MapVoices(AudioClip[] voiceClips)
+    {
+        foreach (AudioClip clip in voiceClips)
+        {
+            if (clip.name.Length > 0)
+            {
+                if (clip.name == "period")
+                {
+                    charToSoundMap.Add('.', clip);
+                }
+                else
+                {
+                    // map first char of name to clip
+                    charToSoundMap.Add(clip.name[0], clip);
+                }
+                
+            }
+        }
+    }
+}
+
+public enum Voices
+{
+    None,
+    Voice_1,
+    Voice_2
+}