public ActionResult GetPoster(int cardID)
{
try
{
var query = (from c in db.Cards
from e in db.Enterprises
where c.EnterpriseID == e.ID && c.ID == cardID
select c).FirstOrDefault();
if (query == null)
{
return(Json(Comm.ToJsonResult("Error", "该名片不存在"), JsonRequestBehavior.AllowGet));
}
var qe = (from e in db.Enterprises
where e.ID == query.EnterpriseID
select e).FirstOrDefault();
var cardm = (from ct in db.CardTabs
where ct.CardID == cardID
orderby ct.Count descending
select new
{
Name = ct.Name,
Count = ct.Count,
Style = ct.Style
}).Take(2).ToList();
List <TagModel> listst = new List <TagModel>();
if (cardm.Count > 0)
{
for (int i = 0; i < cardm.Count; i++)
{
if (i == 0)
{
TagModel tm = new TagModel();
tm.TagName = cardm[i].Name + " " + cardm[i].Count.ToStrForm(4, "");
tm.TagStyle = cardm[i].Style;
listst.Add(tm);
}
}
}
var dm = new DrawingPictureModel
{
AvatarPath = string.IsNullOrWhiteSpace(query.Avatar) ? "" : DrawingPictures.DownloadImg(query.Avatar.SplitToArray <string>(',')[0], $"avatar_{cardID}.png", 834, 834),
CompanyName = qe.Name,
LogoPath = string.IsNullOrWhiteSpace(qe.Logo) ? "" : DrawingPictures.DownloadImg(qe.Logo, $"logo_{cardID}.png", 96, 96),
Position = query.Position,
QrPath = string.IsNullOrWhiteSpace(query.WeChatMiniQrCode) ? "" : DrawingPictures.DownloadImg(query.WeChatMiniQrCode, $"qrcode_{cardID}.png", 240, 240),
Remark = query.Remark,
UserName = query.Name,
TagList = listst,
PosterImageName = "cardid_" + cardID.ToString()
};
//调用生成海报方法
string returnpath = Comm.MergePosterImage(dm);
var data = new
{
Posterpath = Comm.ResizeImage(returnpath)
};
var card = db.Cards.FirstOrDefault(s => s.ID == cardID);
card.Poster = returnpath;
db.SaveChanges();
return(Json(Comm.ToJsonResult("Success", "成功", data), JsonRequestBehavior.AllowGet));
}
catch (Exception ex)
{
return(Json(Comm.ToJsonResult("Error", ex.Message), JsonRequestBehavior.AllowGet));
}
}
/// <summary>
/// 生成海报方法
/// </summary>
/// <param name="strBg">背景图地址</param>
/// <param name="model">海报内容model</param>
/// <returns>返回海报图片地址</returns>
public static string MergePosterImage(DrawingPictureModel model)
{
List <TagModel> taglist = model.TagList;
string bgPath = System.Web.HttpContext.Current.Request.MapPath("~\\Content\\Images\\bg.png");
string fname = "微软雅黑";
Font f = new Font(fname, 18);
Font f12 = new Font(fname, 12);
Font font22 = new Font(fname, 22, FontStyle.Bold);
Font font26 = new Font(fname, 26, FontStyle.Bold);
Font font20 = new Font(fname, 20, FontStyle.Bold);
// 初始化背景图片的宽高
Bitmap bitMap = new Bitmap(933, 1500);
// 初始化画板
Graphics g1 = Graphics.FromImage(bitMap);
////设置画布背景颜色为白色
//g1.FillRectangle(Brushes.White, new Rectangle(0, 0, 933, 1500));
//g1.Clear(Color.White);
//设置背景图
FileStream bgfs = new FileStream(bgPath, FileMode.Open, FileAccess.Read);
Image bgimage = Image.FromStream(bgfs);
bgfs.Close();
g1.DrawImage(bgimage, new Rectangle(0, 0, 933, 1500));
//用setpixel方法绘制图片
//Bitmap bitMap = new Bitmap(933, 1500);//初始化用来拼图的背景图并设置大小
//Graphics g1 = Graphics.FromImage(bitMap);//初始化用来拼图的画板
//Bitmap map = new Bitmap(model.AvatarPath);//读取要画到画板上的图片
//g1.FillRectangle(Brushes.White, new Rectangle(0, 0, 834, 834));//设置要画的图片大小
//循环设置好的要画的图片的宽和高来绘画图片
//for (int i = 0; i < map.Width; i++)
//{
// for (int j = 0; j < map.Height; j++)
// {
// var temp = map.GetPixel(i, j);//取每个像素和颜色
// bitMap.SetPixel(48 + i, 60 + j, temp);//将读取到的图片像素和颜色画到画板上
// }
//}
//map.Dispose();
if (!string.IsNullOrWhiteSpace(model.AvatarPath))
{
//拼接头像图片
FileStream avfs = new FileStream(model.AvatarPath, FileMode.Open, FileAccess.Read);
Image avimage = Image.FromStream(avfs);
avfs.Close();
avfs.Dispose();
g1.DrawImage(avimage, new Rectangle(48, 60, 834, 834));
}
if (!string.IsNullOrWhiteSpace(model.QrPath))
{
//拼接二维码之前画一个白色的圆底
Rectangle rect = new Rectangle(670, 1230, 240, 240);
Brush brush = new SolidBrush(Color.White);
g1.FillEllipse(brush, rect);
//描边
Pen pen = Pens.Black;
g1.DrawEllipse(pen, rect);
//拼接二维码图片
FileStream fs = new FileStream(model.QrPath, FileMode.Open, FileAccess.Read);
Image image = Image.FromStream(fs);
fs.Close();
fs.Dispose();
g1.DrawImage(image, new Rectangle(670, 1230, 240, 240));
}
if (!string.IsNullOrWhiteSpace(model.LogoPath))
{
//拼接公司logo图片
FileStream logofs = new FileStream(model.LogoPath, FileMode.Open, FileAccess.Read);
Image logoimage = Image.FromStream(logofs);
logofs.Close();
logofs.Dispose();
g1.DrawImage(logoimage, new Rectangle(50, 1230, 96, 96));
}
if (taglist.Count > 0)
{
for (int i = 0; i < taglist.Count; i++)
{
TagModel tempm = taglist[i];
string tempname = tempm.TagName;
int taglength = tempname.Length;
int tagwidth = taglength <= 5 ? 90 : taglength <= 7 ? 120 : taglength <= 10 ? 160 : taglength <= 13 ? 190 : 220;
Color bgc = new Color();
Color boc = new Color();
switch (tempm.TagStyle)
{
case CardTabStyle.Orange:
{
bgc = Color.FromArgb(255, 250, 249);
boc = Color.FromArgb(255, 223, 214);
}
break;
case CardTabStyle.Green:
{
bgc = Color.FromArgb(249, 255, 252);
boc = Color.FromArgb(190, 233, 215);
}
break;
case CardTabStyle.Blue:
{
bgc = Color.FromArgb(249, 255, 255);
boc = Color.FromArgb(214, 226, 255);
}
break;
case CardTabStyle.Purple:
{
bgc = Color.FromArgb(252, 249, 255);
boc = Color.FromArgb(234, 214, 255);
}
break;
default:
break;
}
if (i == 0)
{
DrawingPictures.SetBox(bitMap, g1, tagwidth, 50, Color.FromArgb(255, 223, 214), Color.FromArgb(255, 250, 249), 50, 1130, 2);
DrawingPictures.DrawStringWrap(g1, f12, tempname, new Rectangle(50, 1130, tagwidth, 50), 1145, 55, 18);
}
else
{
TagModel tempm2 = taglist[i - 1];
string tempname2 = tempm.TagName;
int taglength2 = tempname2.Length;
int tagwidth2 = taglength2 <= 5 ? 90 : taglength2 <= 7 ? 120 : taglength2 <= 10 ? 160 : taglength2 <= 13 ? 190 : 220;
DrawingPictures.SetBox(bitMap, g1, tagwidth, 50, Color.FromArgb(190, 233, 215), Color.FromArgb(249, 255, 252), 70 + tagwidth2, 1130, 2);
DrawingPictures.DrawStringWrap(g1, f12, tempname, new Rectangle(70 + tagwidth2, 1130, tagwidth, 50), 1145, 75 + tagwidth2, 18);
}
}
//计算标签内容的字数长度
//int taglength1 = model.tag1.Length;
//int taglength2 = model.tag2.Length;
//int t1width = taglength1 <= 5 ? 90 : taglength1 <= 7 ? 120 : taglength1 <= 10 ? 160 : taglength1 <= 13 ? 190 : 220;
//int t2width = taglength2 <= 5 ? 90 : taglength2 <= 7 ? 120 : taglength2 <= 10 ? 160 : taglength2 <= 13 ? 190 : 220;
////画第一个标签框
//DrawingPictures.SetBox(bitMap, g1, t1width, 50, Color.FromArgb(255, 223, 214), Color.FromArgb(255, 250, 249), 50, 1130, 2);
////画第二个标签框
//DrawingPictures.SetBox(bitMap, g1, t2width, 50, Color.FromArgb(190, 233, 215), Color.FromArgb(249, 255, 252), 70 + t1width, 1130, 2);
////第一个标签框内容
//DrawingPictures.DrawStringWrap(g1, f12, model.tag1, new Rectangle(50, 1130, t1width, 50), 1145, 55, 18);
////第二个标签框内容
//DrawingPictures.DrawStringWrap(g1, f12, model.tag2, new Rectangle(70 + t1width, 1130, t2width, 50), 1145, 75 + t1width, 18);
}
//姓名
DrawingPictures.DrawStringWrap(g1, font26, model.UserName == null ? "" : model.UserName, new Rectangle(50, 1000, 400, 40), 950, 50, 15);
//职位
DrawingPictures.DrawStringWrap(g1, font22, model.Position == null ? "" : model.Position, new Rectangle(50, 1000, 400, 40), 995, 50, 15);
//签名
DrawingPictures.DrawStringWrap(g1, f, model.Remark == null ? "" : model.Remark, new Rectangle(50, 1000, 800, 60), 1050, 50, 20);
//公司名称
DrawingPictures.DrawStringWrap(g1, font20, model.CompanyName == null ? "" : model.CompanyName, new Rectangle(50, 1250, 400, 160), 1350, 50, 12);
// 保存输出到本地
var path = $"~/Upload/{model.PosterImageName}.jpg";
string savePath = System.Web.HttpContext.Current.Server.MapPath(path);
bitMap.Save(savePath);
//微信小程序的限制，图片放到七牛上无法缓存，然后无法把海报保存到相册
//QinQiuApi qniu = new QinQiuApi();
//string resultpath = qniu.UploadFile(savePath, true, true);
g1.Dispose();
bitMap.Dispose();
//生成完成后删除本地缓存文件
if (File.Exists(model.LogoPath))
{
File.Delete(model.LogoPath);
}
if (File.Exists(model.AvatarPath))
{
File.Delete(model.AvatarPath);
}
if (File.Exists(model.QrPath))
{
File.Delete(model.QrPath);
}
return(path);
}