public JsonResult ScreenDel(int id)
{
var json = new JsonModel();
var BLL = new ScreenShotBLL();
var screen = BLL.GetModel(i => i.ID == id);
screen.IsValid = false;
if (BLL.SaveChange() > 0)
{
json.Status = "success";
json.Message = "删除成功！";
}
else
{
json.Message = "抱歉，操作失败，请稍后重试！";
}
return(Json(json));
}
public JsonResult Edit(ScreenShot model, string picBase)
{
var json = new JsonModel();
var screenBLL = new ScreenShotBLL();
#region 图片
if (!string.IsNullOrEmpty(picBase))
{
picBase = picBase.Substring(picBase.IndexOf(',') + 1);
//正常图片路径
var bigPicPath = UploadImagePath + "Pic/";
//缩略图路径
var nailPicPath = UploadImagePath + "ThubmnailPic/";
if (!Directory.Exists(Server.MapPath(bigPicPath)))
{
Directory.CreateDirectory(Server.MapPath(bigPicPath));
}
if (!Directory.Exists(Server.MapPath(nailPicPath)))
{
Directory.CreateDirectory(Server.MapPath(nailPicPath));
}
model.ImageUrl = bigPicPath + Guid.NewGuid().ToString().Replace("-", "") + ".jpg";
model.Thumbnail = nailPicPath + Guid.NewGuid().ToString().Replace("-", "") + ".jpg";
byte[] arr = Convert.FromBase64String(picBase);
MemoryStream ms = new MemoryStream(arr);
Bitmap bmp = new Bitmap(ms);
#region 压缩图片
//用指定的大小和格式初始化Bitmap类的新实例
Bitmap smallPic = new Bitmap(bmp.Width, bmp.Height, PixelFormat.Format32bppArgb);
//从指定的Image对象创建新Graphics对象
Graphics graphics = Graphics.FromImage(smallPic);
//清除整个绘图面并以透明背景色填充
graphics.Clear(Color.Transparent);
//在指定位置并且按指定大小绘制原图片对象
graphics.DrawImage(bmp, new Rectangle(0, 0, bmp.Width, bmp.Height));
#endregion
//上传正常图片
bmp.Save(Server.MapPath(model.ImageUrl), ImageFormat.Jpeg);
//上传缩略图
smallPic.Save(Server.MapPath(model.Thumbnail), ImageFormat.Jpeg);
ms.Close();
}
#endregion
if (model.ID > 0)
{
var srceenInfo = screenBLL.GetModel(i => i.IsValid == true && i.ID == model.ID);
srceenInfo.Title = model.Title;
srceenInfo.SubTitle = model.SubTitle;
srceenInfo.ImageUrl = model.ImageUrl;
srceenInfo.Thumbnail = model.Thumbnail;
srceenInfo.Describe = model.Describe;
srceenInfo.UpdateDate = DateTime.Now;
srceenInfo.UpdateUserID = LoginUser.ID;
if (screenBLL.SaveChange() > 0)
{
json.Status = "success";
json.Message = "编辑成功！";
}
else
{
json.Message = "编辑失败，请稍后重试！";
}
}
else
{
model.IsValid = true;
model.CreateDate = DateTime.Now;
model.CreateUserID = LoginUser.ID;
if (screenBLL.Add(model) > 0)
{
json.Status = "success";
json.Message = "添加成功！";
}
else
{
json.Message = "添加失败，请稍后重试！";
}
}
return(Json(json));
}