/// <summary>
/// 开始读取
/// </summary>
/// <param name="URL"></param>
/// <param name="CompleteCallBack"></param>
/// <param name="LoadingCallBack"></param>
/// <param name="EHT"> URL位置是本地还是网络 </param>
/// <returns>协程</returns>
private IEnumerator StartLoad(string URL, DelegateHttpLoadComplete CompleteCallBack = null, DelegateHttpLoading LoadingCallBack = null, EHttpLocation EHT = EHttpLocation.REMOTE)
{
if (EHT == EHttpLocation.LOCAL)
{
URL = "file:///" + Application.persistentDataPath + "/" + URL;
CLOG.I("read local file uri={0}", URL);
}
else
{
CLOG.I("read remote file url={0}", URL);
}
WWW HttpObj = new WWW(URL);
m_NowRunningLoaderCount++;
yield return(StartCoroutine(Loading(HttpObj, CompleteCallBack, LoadingCallBack)));
m_NowRunningLoaderCount--;
HttpObj.Dispose();
}
/// <summary>
/// 读取中
/// </summary>
/// <returns></returns>
public IEnumerator Loading(WWW HttpObj, DelegateHttpLoadComplete CompleteCallBack = null, DelegateHttpLoading LoadingCallBack = null)
{
while (!HttpObj.isDone)
{
if (LoadingCallBack != null)
{
LoadingCallBack(HttpObj);
}
yield return(1);
}
if (HttpObj.error != null)
{
// CLOG.W( "Http Loading Error: URL:{0} Error:{1}", HttpObj.url, HttpObj.error );
CompleteCallBack(HttpObj, false);
}
else
{
CompleteCallBack(HttpObj, true);
}
}
/// <summary>
/// Image this扩展，读取图片
/// </summary>
/// <param name="image">Imagte组件</param>
/// <param name="URL">网络URL头像地址</param>
/// <param name="LoadCompleteCallBack">加载完毕回调</param>
public static void LoadURLImage(this Image image, string URL, DelegateURLImageLoadComplete LoadCompleteCallBack = null)
{
if (URL == null || URL == "")
{
return;
}
//文件类型
string TargetFileType = GetFileType(URL);
//得到文件名
string TargetFileName = GetMD5HeadName(URL) + "." + TargetFileType;
//本地文件名，用于判断文件是否存在
string LoacalFileName = Application.persistentDataPath + "/" + TargetFileName;
//判断本地文件是否存在
FileInfo FI = new FileInfo(LoacalFileName);
//存在就读取本地文件，不存在就读取网络文件
EHttpLocation EHT = FI.Exists ? EHttpLocation.LOCAL : EHttpLocation.REMOTE;
//读取完毕回调
DelegateHttpLoadComplete OnComplete = (WWW HttpObj, bool isSuccess) =>
{
try
{
//加载失败时的回调
if (!isSuccess)
{
if (LoadCompleteCallBack != null)
{
LoadCompleteCallBack(isSuccess);
}
return;
}
//加载成功，但是头像已销毁
if (image == null)
{
return;
}
//得到Texture
Texture2D texture = HttpObj.texture;
if (texture == null)
{
return;
}
//设置Image图片精灵
image.sprite = Sprite.Create(texture, new Rect(0, 0, texture.width, texture.height), Vector2.zero);
//只有远程文件才需要保存
if (EHT == EHttpLocation.REMOTE)
{
//得到字节流
byte[] ImageData = null;
if (TargetFileType == "jpg" || TargetFileType == "jpeg")
{
ImageData = texture.EncodeToJPG();
}
else if (TargetFileType == "png")
{
ImageData = texture.EncodeToPNG();
}
//保存路径
string SaveURl = Application.persistentDataPath + "/" + TargetFileName;
CLOG.I("read http remote data complete , Start save image to {0}!", SaveURl);
//保存文件
if (ImageData != null)
{
File.WriteAllBytes(SaveURl, ImageData);
}
else
{
CLOG.E("Write file {0} error!", SaveURl);
}
}
//执行回调
if (LoadCompleteCallBack != null)
{
LoadCompleteCallBack(isSuccess);
}
}
catch (Exception ex)
{
CLOG.I("********** don't warry it's OK ************");
CLOG.E(ex.ToString());
CLOG.I("*********************************************");
}
};
//读取中回调
DelegateHttpLoading OnLoading = null;
/* (WWW HttpObj) =>
* {
*
* };
*/
//创建HTTP加载器
if (EHT == EHttpLocation.REMOTE)
{
//加载网络头像
CHttp.Instance.CreateHttpLoader(URL, OnComplete, OnLoading, EHT);
}
else if (EHT == EHttpLocation.LOCAL)
{
//加载本地文件
CHttp.Instance.CreateHttpLoader(TargetFileName, OnComplete, OnLoading, EHT);
}
}
//private Dictionary<string, Coroutine> MissionList = new Dictionary<string, Coroutine>();
/// <summary>
/// 创建一个HTTP下载任务
/// </summary>
/// <param name="URL"> URL </param>
/// <param name="CompleteCallBack"> 完成回调 </param>
/// <param name="LoadingCallBack"> 下载中回调 </param>
/// <param name="EHT"> URL位置是本地还是网络 </param>
public void CreateHttpLoader(string URL, DelegateHttpLoadComplete CompleteCallBack = null, DelegateHttpLoading LoadingCallBack = null, EHttpLocation EHT = EHttpLocation.REMOTE)
{
StartCoroutine(StartLoad(URL, CompleteCallBack, LoadingCallBack, EHT));
}
