/// <summary>
/// 生成条码
/// </summary>
/// <param name="valueCode">条码值</param>
/// <param name="width">条码宽</param>
/// <param name="herght">条码高</param>
/// <param name="format">条码格式</param>
/// <returns></returns>
public static Bitmap CreatCode(string valueCode, int width, int herght, int format)
{
try
{
if (string.IsNullOrEmpty(valueCode))
{
valueCode = " ";
}
EncodingOptions options = new EncodingOptions()
{
Width = width,
Height = herght,
};
BarcodeWriter writer = new BarcodeWriter();
//使用ITF 格式，不能被现在常用的支付宝、微信扫出来
//如果想生成可识别的可以使用 CODE_128 格式
//writer.Format = BarcodeFormat.ITF;
writer.Format = (BarcodeFormat)format;
writer.Options = options;
Bitmap map = writer.Write(valueCode.Replace("@@", "+"));
return(map);
}
catch (Exception ex)
{
HelperLog.Error("生成条码失败！", ex);
return(null);
}
}
/// <summary>
/// Post 请求
/// </summary>
/// <typeparam name="T">泛型</typeparam>
/// <param name="url">完整的url</param>
/// <param name="body">post body,可以匿名或者反序列化</param>
/// <returns></returns>
public async static Task <T> PostApi <T>(string url, object body = null)
{
try
{
var client = new RestClient($"{url}");
IRestRequest queest = new RestRequest
{
Method = Method.POST,
};
queest.AddHeader("Accept", "application/json");
queest.AddJsonBody(body);
var result = await client.ExecuteAsync(queest);
if (result.StatusCode != HttpStatusCode.OK)
{
return((T)Convert.ChangeType(result.ErrorMessage, typeof(T)));
}
dynamic temp = Newtonsoft.Json.JsonConvert.DeserializeObject(result.Content, typeof(T));
return((T)temp);
}
catch (Exception ex)
{
HelperLog.Error($"POST请求失败！url={url},body={Newtonsoft.Json.JsonConvert.SerializeObject(body)}", ex);
}
return(default(T));
}
/// <summary>
/// 根据配置文件所在文件夹实例化对象
/// </summary>
/// <param name="contentPath">配置文件所在文件夹路径</param>
public HelperAppsettings(string contentPath)
{
try
{
string fileDir = Path.GetDirectoryName(contentPath);
string fileName = Path.GetFileName(contentPath);
string fileExtension = Path.GetExtension(contentPath);
if (string.IsNullOrEmpty(fileExtension) || fileExtension.ToLower() != ".json")
{
fileDir = Directory.GetCurrentDirectory();
fileName = "appsettings.json";
}
else
{
if (string.IsNullOrEmpty(fileDir))
{
fileDir = Directory.GetCurrentDirectory();
}
}
//如果你把配置文件 是 根据环境变量来分开了，可以这样写
//Path = $"appsettings.{Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")}.json";
_configuration = new ConfigurationBuilder()
.SetBasePath(fileDir)
.Add(new JsonConfigurationSource {
Path = fileName, Optional = false, ReloadOnChange = true
}) //这样的话，可以直接读目录里的json文件，而不是 bin 文件夹下的，所以不用修改复制属性
.Build();
}
catch (Exception ex)
{
HelperLog.Error <HelperAppsettings>($"json配置文件异常！contentPath={contentPath}", ex);
}
}
/// <summary>
/// 获取节点实体 "":"" 或 ""
/// </summary>
/// <param name="nodeName"></param>
/// <returns></returns>
public T GetNodeEntity <T>(string nodeName)
{
try
{
return(_configuration.GetSection(nodeName).Get <T>());
}
catch (Exception ex)
{
HelperLog.Error <HelperAppsettings>($"获取配置参数失败！nodeName={nodeName}", ex);
}
return(default(T));
}
/// <summary>
/// 获取节点值 "":"" 或 ""
/// </summary>
/// <param name="nodeName"></param>
/// <returns></returns>
public string GetNodeValue(string nodeName)
{
try
{
return(_configuration.GetSection(nodeName).Get <string>());
}
catch (Exception ex)
{
HelperLog.Error <HelperAppsettings>($"获取配置参数失败！nodeName={nodeName}", ex);
}
return(string.Empty);
}
/// <summary>
/// 获取安装的所有打印机名称
/// </summary>
/// <returns></returns>
public string[] GetPrintNames()
{
try
{
var prints = PrinterSettings.InstalledPrinters;
string[] strs = new string[prints.Count];
PrinterSettings.InstalledPrinters.CopyTo(strs, 0);
}
catch (Exception ex)
{
HelperLog.Error("获取安装所有打印机失败！", ex);
}
return(new string[] { });
}
public static Bitmap GetBitmap(EntityBitmapLHGQ entity)
{
Bitmap bitmap = new Bitmap(750, 320);
try
{
Graphics gs = Graphics.FromImage(bitmap);
Rectangle mainRec = new Rectangle(new Point(20, 10), new Size(700, 300));
// 左上边框
var rectangle = new Rectangle(mainRec.X + 3, mainRec.Y + 3, 250, 80);
gs.DrawRectangle(pen, rectangle);
gs.DrawString($"零件名称：{entity.PartName}", font, Brushes.Black, rectangle.X + 3, rectangle.Y + 3);
gs.DrawString($"硬件型号：{entity.Hardware}", font, Brushes.Black, rectangle.X + 3, rectangle.Y + 3 + 27);
gs.DrawString($"软件版本：{entity.Software}", font, Brushes.Black, rectangle.X + 3, rectangle.Y + 3 + 27 * 2);
// 右上边
rectangle = new Rectangle(mainRec.X + 300, mainRec.Y + 3, 250, 80);
gs.DrawString(entity.Company, font, Brushes.Black, rectangle.X, rectangle.Y + 3);
gs.DrawString(entity.DateTime, font, Brushes.Black, rectangle.X, rectangle.Y + 3 + 27);
gs.DrawString(entity.VIN, font, Brushes.Black, rectangle.X, rectangle.Y + 3 + 27 * 2);
rectangle = new Rectangle(mainRec.X + 430, mainRec.Y + 35, 44, 44);
gs.DrawEllipse(pen, rectangle);
gs.DrawString(entity.Sign, font, Brushes.Black, rectangle.X + 22 - entity.Sign.Length * 6, rectangle.Y + 13);
gs.DrawString(entity.Num, new Font("华为宋体", 21), Brushes.Black, rectangle.X + 65, rectangle.Y + 15);
// 条码
rectangle = new Rectangle(mainRec.X + 8, mainRec.Y + 100, 560, 60);
var code = HelperCode.DefaultCode(entity.CodeText);
if (code != null)
{
gs.DrawImage(code, rectangle);
}
// 虚线及以下
var pneline = new Pen(Color.Black, 1);
pneline.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
gs.DrawLine(pneline, mainRec.X + 7, mainRec.Y + 160, mainRec.X + 7 + 500, mainRec.Y + 160);
gs.DrawString($"零件号：{entity.PartNum}", font, Brushes.Black, mainRec.X + 180, mainRec.Y + 180);
gs.DrawString($"SW:{entity.SW}", font, Brushes.Black, mainRec.X + 70, mainRec.Y + 200);
gs.DrawString($"HW:{entity.HW}", font, Brushes.Black, mainRec.X + 310, mainRec.Y + 200);
}
catch (Exception ex)
{
HelperLog.Error("将打印内容转成位图时失败！", ex);
}
return(bitmap);
}
/// <summary>
/// 打印事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void HelperPrintDocument_PrintPage(object sender, PrintPageEventArgs e)
{
try
{
//打印文档
Graphics g = e.Graphics;//获得绘图对象
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
//设置高质量,低速度呈现平滑程度
g.SmoothingMode = SmoothingMode.HighQuality;
g.CompositingQuality = CompositingQuality.HighQuality;
g.PixelOffsetMode = PixelOffsetMode.Half;
g.DrawImage(_bitmap, new Rectangle(1, 1, 900, 250), new Rectangle(1, 1, 1900, 500), GraphicsUnit.Pixel);
}
catch (Exception ex)
{
HelperLog.Error("打印失败！", ex);
}
}
/// <summary>
/// 生成二维码
/// </summary>
/// <param name="valueCode">条码值</param>
/// <param name="mode">编码模式</param>
/// <param name="scale">比例</param>
/// <param name="version">版本</param>
/// <param name="correct">更正</param>
/// <returns></returns>
public static Bitmap CreatQRCode(string valueCode, int mode, int scale, int version, int correct)
{
try
{
QRCodeEncoder qrCodeEncoder = new QRCodeEncoder();
qrCodeEncoder.QRCodeEncodeMode = (QRCodeEncoder.ENCODE_MODE)mode;
qrCodeEncoder.QRCodeScale = scale;
qrCodeEncoder.QRCodeVersion = version;
qrCodeEncoder.QRCodeErrorCorrect = (QRCodeEncoder.ERROR_CORRECTION)correct;
Bitmap image = qrCodeEncoder.Encode(valueCode);
return(image);
}
catch (Exception ex)
{
HelperLog.Error("生成二维码码失败！", ex);
return(null);
}
}
/// <summary>
/// Get 请求
/// </summary>
/// <typeparam name="T">泛型</typeparam>
/// <param name="baseUrl">根域名:http://apk.neters.club/</param>
/// <param name="url">接口:api/xx/yy</param>
/// <param name="pragm">参数:id=2&name=老张</param>
/// <returns></returns>
public async static Task <T> GetApi <T>(string url, string pragm = "")
{
try
{
var client = new RestClient(url);
url = string.IsNullOrEmpty(pragm) ? string.Empty : $"{url}?{pragm}";
var request = await client.ExecuteAsync(new RestRequest(url, Method.GET));
if (request.StatusCode != HttpStatusCode.OK)
{
return((T)Convert.ChangeType(request.ErrorMessage, typeof(T)));
}
dynamic temp = Newtonsoft.Json.JsonConvert.DeserializeObject(request.Content, typeof(T));
return((T)temp);
}
catch (Exception ex)
{
HelperLog.Error($"Get请求失败！url={url},pragm={pragm}", ex);
}
return(default(T));
}
/// <summary>
/// .net 3.5 版本
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
public static string RequestGet(string url)
{
string ponseStr = string.Empty;
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
using (Stream receiveStream = response.GetResponseStream())
{
StreamReader readStream = new StreamReader(receiveStream, Encoding.UTF8);
ponseStr = readStream.ReadToEnd();
readStream.Close();
receiveStream.Close();
}
}
catch (Exception ex)
{
HelperLog.Error($"POST请求失败！url={url}", ex);
}
return(ponseStr);
}
/// <summary>
/// .net 3.5 版本
/// </summary>
/// <param name="url"></param>
/// <param name="body"></param>
/// <returns></returns>
public static string RequestPost(string url, object body)
{
string ponseStr = string.Empty;
string bodyStr = string.Empty;
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
request.ContentType = "application/json";
request.Method = "POST";
bodyStr = Newtonsoft.Json.JsonConvert.SerializeObject(body);
byte[] bys = System.Text.ASCIIEncoding.ASCII.GetBytes(bodyStr);
request.ContentLength = bys.Length;
using (Stream requestSream = request.GetRequestStream())
{
requestSream.Write(bys, 0, bys.Length);
requestSream.Flush();
requestSream.Close();
}
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
using (Stream receiveStream = response.GetResponseStream())
{
StreamReader readStream = new StreamReader(receiveStream, Encoding.UTF8);
ponseStr = readStream.ReadToEnd();
readStream.Close();
receiveStream.Close();
}
}
catch (Exception ex)
{
HelperLog.Error($"POST请求失败！url={url},body={bodyStr}", ex);
}
return(ponseStr);
}