/// <summary>
/// 设置头像 avatar 到目标对象
/// 目标对象应当是一个 UI 元素
/// 注意：如果头像加载失败并且未指定性别，头像将显示空白
/// </summary>
/// <param name="o">要显示头像的目标对象</param>
/// <param name="avatar">头像</param>
/// <param name="useNativeSize">是否使用原始头像大小</param>
/// <param name="gender">性别 可选，主要用于头像加载失败时确定男性还是女性默认头像</param>
public static void SetAvatar(GameObject o, string avatar, bool useNativeSize = false, int gender = -1)
{
if (!o)
{
return;
}
if (string.IsNullOrEmpty(avatar))
{
var dt = gender < 0 ? null : gender == 0 ? defaultFemale : defaultMale;
AtlasHelper.SetAvatar(o, dt);
return;
}
var cached = m_cachedAvatars.Get(avatar);
if (cached)
{
UIDynamicImage.LoadImageCreated(o, avatar, cached, useNativeSize);
return;
}
var fp = LocalFilePath.AVATAR + "/" + avatar + ".avatar";
cached = Util.LoadImage(fp);
if (cached)
{
m_cachedAvatars.Set(avatar, cached);
UIDynamicImage.LoadImageCreated(o, avatar, cached, useNativeSize);
return;
}
var url = URLs.avatar + avatar + ".png";
UIDynamicImage.LoadImage(o, url, (di, t) =>
{
if (!t)
{
if (di && gender > -1)
{
AtlasHelper.SetAvatar(di.gameObject, gender == 0 ? defaultFemale : defaultMale);
}
return;
}
m_cachedAvatars.Set(avatar, t);
var data = UIDynamicImage.RemoveCache(url, false);
if (data != null)
{
var hash = data.GetMD5();
if ((fp = Util.SaveFile(fp, data)) != null)
{
HashListFile.ReplaceHashListFile(hashFileName, avatar, hash);
}
}
}, useNativeSize);
}