popcorn/Scripts/UI/AutoScrollText.cs

41 lines
1.2 KiB
C#

using UnityEngine;
using System.Collections;
public class AutoScrollText : MonoBehaviour {
private RectTransform rectTransform;
private float parentSizeX;
public float speed = 100.0f;
void Awake(){
rectTransform = GetComponent<RectTransform>();
parentSizeX = transform.parent.GetComponent<RectTransform>().rect.width;
}
void OnEnable(){
StartCoroutine(Scroll());
}
IEnumerator Scroll(){
Vector2 p;
while(true){
p = rectTransform.anchoredPosition;
p.x = parentSizeX;
rectTransform.anchoredPosition = p;
while(rectTransform.anchoredPosition.x > 0){
yield return null;
rectTransform.AddLocalPositionX(-speed * 3 * Time.deltaTime);
}
p = rectTransform.anchoredPosition;
p.x = 0;
rectTransform.anchoredPosition = p;
yield return new WaitForSeconds(2.0f);
while(rectTransform.anchoredPosition.x > -rectTransform.rect.width){
yield return null;
rectTransform.AddLocalPositionX(-speed * Time.deltaTime);
}
yield return new WaitForSeconds(0.5f);
}
}
}