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); }