Interactable Class

Assets/TextMesh Pro/Examples & Extras/Scripts/TextConsoleSimulator.cs

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+using UnityEngine;
+using System.Collections;
+
+
+namespace TMPro.Examples
+{
+    public class TextConsoleSimulator : MonoBehaviour
+    {
+        private TMP_Text m_TextComponent;
+        private bool hasTextChanged;
+
+        void Awake()
+        {
+            m_TextComponent = gameObject.GetComponent<TMP_Text>();
+        }
+
+
+        void Start()
+        {
+            StartCoroutine(RevealCharacters(m_TextComponent));
+            //StartCoroutine(RevealWords(m_TextComponent));
+        }
+
+
+        void OnEnable()
+        {
+            // Subscribe to event fired when text object has been regenerated.
+            TMPro_EventManager.TEXT_CHANGED_EVENT.Add(ON_TEXT_CHANGED);
+        }
+
+        void OnDisable()
+        {
+            TMPro_EventManager.TEXT_CHANGED_EVENT.Remove(ON_TEXT_CHANGED);
+        }
+
+
+        // Event received when the text object has changed.
+        void ON_TEXT_CHANGED(Object obj)
+        {
+            hasTextChanged = true;
+        }
+
+
+        /// <summary>
+        /// Method revealing the text one character at a time.
+        /// </summary>
+        /// <returns></returns>
+        IEnumerator RevealCharacters(TMP_Text textComponent)
+        {
+            textComponent.ForceMeshUpdate();
+
+            TMP_TextInfo textInfo = textComponent.textInfo;
+
+            int totalVisibleCharacters = textInfo.characterCount; // Get # of Visible Character in text object
+            int visibleCount = 0;
+
+            while (true)
+            {
+                if (hasTextChanged)
+                {
+                    totalVisibleCharacters = textInfo.characterCount; // Update visible character count.
+                    hasTextChanged = false; 
+                }
+
+                if (visibleCount > totalVisibleCharacters)
+                {
+                    yield return new WaitForSeconds(1.0f);
+                    visibleCount = 0;
+                }
+
+                textComponent.maxVisibleCharacters = visibleCount; // How many characters should TextMeshPro display?
+
+                visibleCount += 1;
+
+                yield return null;
+            }
+        }
+
+
+        /// <summary>
+        /// Method revealing the text one word at a time.
+        /// </summary>
+        /// <returns></returns>
+        IEnumerator RevealWords(TMP_Text textComponent)
+        {
+            textComponent.ForceMeshUpdate();
+
+            int totalWordCount = textComponent.textInfo.wordCount;
+            int totalVisibleCharacters = textComponent.textInfo.characterCount; // Get # of Visible Character in text object
+            int counter = 0;
+            int currentWord = 0;
+            int visibleCount = 0;
+
+            while (true)
+            {
+                currentWord = counter % (totalWordCount + 1);
+
+                // Get last character index for the current word.
+                if (currentWord == 0) // Display no words.
+                    visibleCount = 0;
+                else if (currentWord < totalWordCount) // Display all other words with the exception of the last one.
+                    visibleCount = textComponent.textInfo.wordInfo[currentWord - 1].lastCharacterIndex + 1;
+                else if (currentWord == totalWordCount) // Display last word and all remaining characters.
+                    visibleCount = totalVisibleCharacters;
+
+                textComponent.maxVisibleCharacters = visibleCount; // How many characters should TextMeshPro display?
+
+                // Once the last character has been revealed, wait 1.0 second and start over.
+                if (visibleCount >= totalVisibleCharacters)
+                {
+                    yield return new WaitForSeconds(1.0f);
+                }
+
+                counter += 1;
+
+                yield return new WaitForSeconds(0.1f);
+            }
+        }
+
+    }
+}