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