/// <summary>
/// 产生当前实体条码、二维码图片
/// </summary>
/// <returns></returns>
public Bitmap GetCodeBitmap()
{
#region 变量
string strText = string.Empty;
string elementType = string.Empty; //元素类型
string codeType = string.Empty; //条码类型
string strCode = string.Empty; //要生成的条码、二维码内容
int width = 0; //元素宽度
int height = 0; //元素高度
int x = 0; //元素x位置
int y = 0; //元素y位置
string fontFamilyStr = string.Empty; //字体
string imgPath = string.Empty; //图片路径
string xmlEntityFields = string.Empty; //xml中配置的字段
Bitmap bitMapCode = null;
#endregion
try
{
#region 生成条码、二维码
C_CodeInfo codeInfo = codePrintCodfig.PrintElements.CodeInfo;
if (codeInfo != null)
{
#region CodeType
codeType = codeInfo.CodeType;
#endregion
#region EntityFields
strCode = AnalyseXmlEntityFields(codeInfo.EntityFields.Trim());
if (codeInfo.IsEncrip)
{
strCode = AESHelper.Encrypt(strCode);
}
#endregion
#region ElementPosition
x = codeInfo.ElementPosition.X;
y = codeInfo.ElementPosition.Y;
#endregion
#region ElementStyle
width = codeInfo.ElementStyle.Width;
height = codeInfo.ElementStyle.Height;
#endregion
bitMapCode = new Bitmap(width, height);
if (codeType.ToUpper().Trim() != "QR_CODE")
{
bitMapCode = CreateCode(strCode, width, height, GetBarcodeFormat(codeType));
}
else
{
bitMapCode = CreateQRCode(strCode, width, height);
}
}
#endregion
return(bitMapCode);
}
catch (Exception ex)
{
throw ex;
}
finally
{
printDocument.Dispose();
// bitMapCode.Dispose();
}
}
/// <summary>
/// PrintDocument事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void PrintEvent(object sender, PrintPageEventArgs e)
{
#region 变量
string strText = string.Empty;
string elementType = string.Empty; //元素类型
string codeType = string.Empty; //条码类型
string strCode = string.Empty; //要生成的条码、二维码内容
int width = 0; //元素宽度
int height = 0; //元素高度
int x = 0; //元素x位置
int y = 0; //元素y位置
string fontFamilyStr = string.Empty; //字体
int fontSize = 0; //字体Size
int fontStyle = 0; //参考枚举FontStyle
string imgPath = string.Empty; //图片路径
int linePointStartX = 0; //线条开始点x
int linePointStartY = 0; //线条开始点y
int linePointEndX = 0; //线条结束点x
int linePointEndY = 0; //线条结束点y
int lineWidth = 0; //线条宽度
string xmlEntityFields = string.Empty; //xml中配置的字段
Font font;
#endregion
#region 根据XML配置信息在打印纸上绘图
using (Graphics gr = e.Graphics)
{
#region 绘制条码、二维码
C_CodeInfo codeInfo = codePrintCodfig.PrintElements.CodeInfo;
if (codeInfo != null)
{
#region CodeType
codeType = codeInfo.CodeType;
#endregion
#region EntityFields
strCode = AnalyseXmlEntityFields(codeInfo.EntityFields.Trim());
if (codeInfo.IsEncrip)
{
strCode = AESHelper.Encrypt(strCode);
}
#endregion
if (!string.IsNullOrEmpty(strCode))
{
#region ElementPosition
x = codeInfo.ElementPosition.X;
y = codeInfo.ElementPosition.Y;
#endregion
#region ElementStyle
width = codeInfo.ElementStyle.Width;
height = codeInfo.ElementStyle.Height;
#endregion
if (codeType.ToUpper().Trim() != "QR_CODE")
{
using (Image bitMapCode = CreateCode(strCode, width, height, GetBarcodeFormat(codeType)))
{
gr.DrawImage(bitMapCode, x, y, width, height);
}
}
else
{
using (Image bitMapCode = CreateQRCode(strCode, width, height))
{
gr.DrawImage(bitMapCode, x, y, width, height);
}
}
}
}
#endregion
#region 绘制其他元素
List <PrintElement> printElements = codePrintCodfig.PrintElements.OtherInfos;
foreach (PrintElement pe in printElements)
{
#region ElementType
elementType = pe.ElementType.Trim();
#endregion
#region EntityFields
strText = AnalyseXmlEntityFields(pe.EntityFields.Trim());
#endregion
#region ElementPosition
x = pe.ElementPosition.X;
y = pe.ElementPosition.Y;
#endregion
#region ElementStyle
width = pe.ElementStyle.Width;
height = pe.ElementStyle.Height;
fontFamilyStr = pe.ElementStyle.FontFamilyStr;
fontSize = pe.ElementStyle.FontSize;
fontStyle = pe.ElementStyle.FontStyle;
imgPath = pe.ElementStyle.ImgPath;
#endregion
switch (elementType.ToLower())
{
case "img":
FileStream fs = new FileStream(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location) + @"\CodePrintImg\" + imgPath, FileMode.OpenOrCreate);
Bitmap img = new Bitmap(fs);
Rectangle imgRectangle = new Rectangle(x, y, width, height);
gr.DrawImage(img, imgRectangle);
fs.Dispose();
break;
case "line":
linePointStartX = pe.ElementPosition.X;
linePointStartY = pe.ElementPosition.Y;
linePointEndX = pe.ElementPosition.EndX;
linePointEndY = pe.ElementPosition.EndY;
lineWidth = pe.ElementStyle.LineWidth;
Point linePointStart = new Point(linePointStartX, linePointStartY);
Point linePointEnd = new Point(linePointEndX, linePointEndY);
Pen linePen = new Pen(Color.Black, lineWidth);
gr.DrawLine(linePen, linePointStart, linePointEnd);
linePen.Dispose();
break;
case "text":
strText = pe.EntityFields.Trim();
font = new Font(fontFamilyStr, fontSize, (FontStyle)fontStyle);
gr.DrawString(strText, font, new SolidBrush(Color.Black), x, y); //颜色可拓展配置其他颜色
break;
case "entityfield":
font = new Font(fontFamilyStr, fontSize, (FontStyle)fontStyle);
gr.DrawString(strText, font, new SolidBrush(Color.Black), x, y); //颜色可拓展配置其他颜色
break;
default:
break;
}
}
#endregion
gr.Save();
}
#endregion
#region 控制打印份数
if (printCount > 1)
{
e.HasMorePages = true;
printCount--;
}
#endregion
}