Unity Text文本框文字滚动
时间: 2023-07-09 17:04:10 浏览: 227
你可以使用Unity的Scrollbar组件和Text组件来实现文本框文字滚动效果。
首先,在Canvas下创建一个Panel,并在Panel下添加一个Scrollbar和一个Text。将Scrollbar的Value属性设为0,将Text的Vertical Overflow属性设为Overflow。
接下来,为Scrollbar的onValueChanged事件添加一个脚本。在脚本中,获取Text的RectTransform组件和Scrollbar的Value属性值,根据Scrollbar的Value值设置Text的anchoredPosition.y属性值,实现文字的滚动效果。
以下是示例代码:
```csharp
using UnityEngine;
using UnityEngine.UI;
public class TextScroll : MonoBehaviour
{
public Scrollbar scrollbar;
public Text text;
private RectTransform rectTransform;
private void Start()
{
rectTransform = text.GetComponent<RectTransform>();
}
public void OnScrollbarValueChanged()
{
float scrollPos = scrollbar.value;
float textHeight = text.preferredHeight;
float panelHeight = rectTransform.rect.height;
float maxScrollPos = textHeight - panelHeight;
rectTransform.anchoredPosition = new Vector2(rectTransform.anchoredPosition.x, -scrollPos * maxScrollPos);
}
}
```
将此脚本添加到Scrollbar上,并将text和scrollbar分别拖放到对应的public变量上。在Scrollbar的onValueChanged事件中选择TextScroll脚本的OnScrollbarValueChanged方法即可完成文字滚动效果。
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