C# script to make text change after time with random/forward/backward order options.

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using System.Collections; using System.Collections.Generic; using UnityEngine; using UnityEngine.UI; // ? 2017 TheFlyingKeyboard and released under MIT License // theflyingkeyboard.net public class ChangingText : MonoBehaviour { [SerializeField] private Text textToUse; [SerializeField] private bool useThisText = false; [SerializeField] private List<string> textsToShow; [SerializeField] private float timeToChangeText; [SerializeField] private bool changeTextAfterTime = false; [SerializeField] private bool changeTextRandomly = false; [SerializeField] private bool changeTextForward = false; private float timeToChangeTextStore; private int prevTextNum = 0; private void Start() { timeToChangeTextStore = timeToChangeText; if (useThisText) { textToUse = GetComponent<Text>(); } textToUse.text = ""; timeToChangeText = -1.0f; if (changeTextForward) { prevTextNum = textsToShow.Count - 1; } } private void Update() { if (changeTextAfterTime) { if (timeToChangeText <= 0.0f) { ChangeText(); timeToChangeText = timeToChangeTextStore; } timeToChangeText -= Time.deltaTime; } } public void ChangeText() { if (changeTextRandomly) { int nextNum = Random.Range(0, textsToShow.Count); if (nextNum == prevTextNum) { if (nextNum == 0) { nextNum++; } else { nextNum--; } } textToUse.text = textsToShow[nextNum]; prevTextNum = nextNum; } else { if (changeTextForward) { if (prevTextNum == textsToShow.Count - 1) { prevTextNum = 0; } else { prevTextNum++; } } else { if (prevTextNum == 0) { prevTextNum = textsToShow.Count - 1; } else { prevTextNum--; } } textToUse.text = textsToShow[prevTextNum]; } } public void StartStopChanging() { changeTextAfterTime = !changeTextAfterTime; } public void StartChangingRandomly() { changeTextRandomly = true; } public void StopChangingRandomly() { changeTextRandomly = false; } public void ChangeTextForward() { changeTextForward = true; } public void ChangeTextBackward() { changeTextForward = false; } }





