MomentManager.cs
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using UnityEngine;
using UnityEngine.UI;
using System.Collections.Generic;
//朋友圈动态管理器
public class MomentManager : MonoBehaviour
{
public Transform contentParent;
public GameObject momentPrefab;
public Image coverImage;
public Image bottomImage;
void Start()
{
TextAsset jsonText = Resources.Load<TextAsset>("Jsons/friend_data");
MomentList data = JsonUtility.FromJson<MomentList>(jsonText.text);
StartCoroutine(ImageLoader.LoadImage(data.cover, coverImage));
StartCoroutine(ImageLoader.LoadImage(data.bottom, bottomImage));
//计算列表高度
//设定顶部封面高度
float coverHeight = 978.125f;
//朋友圈列表高度
float momentListHeight = 0f;
//设定底部图片高度
float bottomHeight = 400f;
foreach (var moment in data.moments)
{
//记录第几条朋友圈，埋点用
int momentCount = 1;
GameObject item = Instantiate(momentPrefab, contentParent);
int momentHeight = item.GetComponent<MomentItem>().Setup(moment,data.likeList,data.likeIcon,data.logo,momentCount++);
RectTransform momentRt = item.GetComponent<RectTransform>();
momentRt.sizeDelta = new Vector2(momentRt.sizeDelta.x, momentHeight);
//计算列表高度
// RectTransform rt = item.GetComponent<RectTransform>();
// momentListHeight+= rt.rect.height;
momentListHeight+= momentHeight;
}
//设定顶部封面高度
RectTransform coverRt = coverImage.GetComponent<RectTransform>();
coverRt.sizeDelta = new Vector2(coverRt.sizeDelta.x, coverHeight);
//设置列表高度
RectTransform momentListRt = contentParent.GetComponent<RectTransform>();
momentListRt.sizeDelta = new Vector2(momentListRt.sizeDelta.x, momentListHeight);
//设定底部封面高度
RectTransform bottomRt = bottomImage.GetComponent<RectTransform>();
bottomRt.sizeDelta = new Vector2(bottomRt.sizeDelta.x, bottomHeight);
//设置外层ScrollContent层高度
RectTransform scrollContentRt = contentParent.parent.GetComponent<RectTransform>();
scrollContentRt.sizeDelta =
new Vector2(scrollContentRt.sizeDelta.x, coverHeight + momentListHeight + bottomHeight);
}
}