/// <summary>
/// 生成一个二维码
/// </summary>
/// <param name="wqt">类型</param>
/// <returns></returns>
private WechatQrCodes InsertOneWechatQrCodes(WechatQrCodeType wqt)
{
try
{
var ModelContext = new RabbitMPEntities();
var e = (int)Enum.Parse(typeof(WechatQrCodeType), wqt.ToString());
var Max = ModelContext.WechatQrCodes.Where(item => item.WechatQrCodeType == e).OrderByDescending(item => item.Id).FirstOrDefault();
var newContent = int.Parse(Max.Content) + 1;
var newWecahatQR = new WechatQrCodes()
{
WechatUrl = Wechat.WechatQR.GetQrcode(
System.Configuration.ConfigurationManager.AppSettings["appid"],
System.Configuration.ConfigurationManager.AppSettings["appsecrect"],
wqt.ToString() + newContent
),
WechatQrCodeType = e,
Content = newContent.ToString(),
CreateDateTime = DateTime.Now
};
ModelContext.WechatQrCodes.Add(newWecahatQR);
ModelContext.SaveChanges();
return(newWecahatQR);
}
catch (Exception e)
{
var isbool = AboutLog.WriteBugLog(e);
return(null);
}
}
/// <summary>
/// 合成图片
/// </summary>
/// <param name="imgUrl">二维码图片地址</param>
/// <param name="wqt">二维码类型</param>
/// <returns></returns>
public Dictionary <string, string> Generate(string imgUrl, WechatQrCodeType wqt)
{
_bigSaveFile = _smallSaveFile = _saveFile = _saveFile + _communityId + @"\";
var smallPath = DownOriginalImg(imgUrl, _doorId.ToString(), _saveFile, "small", wqt);
_imgExtension = Path.GetExtension(smallPath);
Dictionary <string, string> d = new Dictionary <string, string>
{
{ "original", smallPath.Replace(@"D:\AllWeb", _serverPath) },
{ "small", Small(smallPath, wqt).Replace(@"D:\AllWeb", _serverPath) },
{ "big", Big(DownOriginalImg(imgUrl, _doorId.ToString(), _saveFile, "big", wqt), wqt).Replace(@"D:\AllWeb", _serverPath) }
};
return(d);
}
/// <summary>
/// 小图片模板
/// </summary>
/// <param name="originalImgPath"></param>
/// <returns></returns>
private string Small(string originalImgPath, WechatQrCodeType wqt)
{
string imgBackPath = _smallBackPath;
string imgBackExtension = Path.GetExtension(originalImgPath);
Image imgBack = Image.FromFile(imgBackPath);
Image img = Image.FromFile(originalImgPath);
Bitmap bmp = CombinImage(imgBack, img, 37, 155, 555, 555);
Image wechatLogo = Image.FromFile(_wechatLog + @"wechatLog.png");
bmp = CombinImageBig(bmp, wechatLogo, 257, 373, 120, 120);
bmp = AddText(bmp, fontType, 40f, System.Configuration.ConfigurationManager.AppSettings["werchatSmallTitle"], 38, 720, 555, 100, true);
bmp = AddText(bmp, fontType, 50f, _communityName, 35, 50, 555, 100, true);
bmp = UpdateResolution(bmp, 300f, 300f);
MemoryStream ms = new MemoryStream();
Directory.CreateDirectory(_smallSaveFile + @"small\");
_smallSaveFile = _smallSaveFile + @"small\" + wqt.ToString() + "-" + _doorId + _imgExtension;
bmp.Save(_smallSaveFile, ImageFormat.Jpeg);
return(_smallSaveFile);
}
/// <summary>
/// 大图片模板
/// </summary>
private string Big(string originalImgPath, WechatQrCodeType wqt)
{
string imgBackPath = _bigBackPath;
string imgBackExtension = Path.GetExtension(originalImgPath);
Image imgBack = Image.FromFile(imgBackPath);
Image img = Image.FromFile(originalImgPath);
Bitmap bmp = CombinImage(imgBack, img, 574, 468, 340, 340);
Image wechatLogo = Image.FromFile(_wechatLog + @"wechatLog.png");
bmp = CombinImageBig(bmp, wechatLogo, 705, 599, 80, 80);
bmp = AddText(bmp, fontType, 35f, System.Configuration.ConfigurationManager.AppSettings["werchatQRTitle"], 575, 400, 340, 200, true);
bmp = AddText(bmp, fontType, 28f, _doorName, 570, 820, 340, 200, true);
bmp = AddText(bmp, fontType, 23f, _communityName, 680, 1290, 300, 100, false);
bmp = AddText(bmp, fontType, 23f, System.Configuration.ConfigurationManager.AppSettings["communityNameNextText"], 680, 1330, 300, 100, false);
bmp = PicSized(bmp, 1122, 1674);
bmp = UpdateResolution(bmp, 300f, 300f);
MemoryStream ms = new MemoryStream();
Directory.CreateDirectory(_bigSaveFile + @"big\");
_bigSaveFile = _bigSaveFile + @"big\" + wqt.ToString() + "-" + _doorId + _imgExtension;
bmp.Save(_bigSaveFile, ImageFormat.Jpeg);
return(_bigSaveFile);
}
/// <summary>
/// 下载原始二维码图片
/// </summary>
/// <param name="url">二维码地址</param>
/// <param name="name">id</param>
/// <param name="savePath">保存基地址</param>
/// <param name="firstName">名称前缀</param>
/// <param name="wqt">二维码类型</param>
/// <returns></returns>
private string DownOriginalImg(string url, string name, string savePath, string firstName, WechatQrCodeType wqt)
{
WebClient myWebClient = new WebClient();
Directory.CreateDirectory(savePath + @"Original\");
var path = savePath + @"Original\" + firstName + "-" + wqt.ToString() + "-" + name + ".jpg";
myWebClient.DownloadFile(new Uri(url), path);
myWebClient.Dispose();
return(path);
}
