private void btnEncodeQRCoder_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(txtContent.Text))
{
TipHelper.TipMsg(this, $"请输入标签内容！");
}
gbxQRCoder.BackgroundImage = GenerateQRCcodes(txtContent.Text, (int)numPixelsPerModule.Value);
}
private void PrintCoder(Bitmap coderImage)
{
printCoderImage = coderImage;
printDocument1 = new PrintDocument();
printDocument1.PrintController = new StandardPrintController(); //不要打印进度框
printDocument1.DefaultPageSettings.Landscape = false; //设置打印横向还是纵向
printDocument1.PrintPage += new PrintPageEventHandler(MyPrintDoc1_PrintPage);
try
{
printDocument1.Print();
printDocument1.PrintPage -= new PrintPageEventHandler(MyPrintDoc1_PrintPage);
}
catch (Exception ex)
{
TipHelper.TipMsg(this, $"打印异常：{ex.Message}");
}
printCoderImage = null;
}
/// <summary>
/// 输出条码
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnEncode_Click(object sender, EventArgs e)
{
if (string.IsNullOrWhiteSpace(txtContent.Text))
{
TipHelper.TipMsg(this, $"请输入标签内容！");
}
errorProvider1.Clear();
int W = Convert.ToInt32(this.txtWidth.Text.Trim());
int H = Convert.ToInt32(this.txtHeight.Text.Trim());
bar.Alignment = BarcodeLib.AlignmentPositions.CENTER;
//条形码对齐
switch (cbBarcodeAlign.SelectedItem.ToString().Trim().ToLower())
{
case "left": bar.Alignment = BarcodeLib.AlignmentPositions.LEFT; break;
case "right": bar.Alignment = BarcodeLib.AlignmentPositions.RIGHT; break;
default: bar.Alignment = BarcodeLib.AlignmentPositions.CENTER; break;
}
BarcodeLib.TYPE type = BarcodeLib.TYPE.UNSPECIFIED;
switch (cbEncodeType.SelectedItem.ToString().Trim())
{
case "UPC-A": type = BarcodeLib.TYPE.UPCA; break;
case "UPC-E": type = BarcodeLib.TYPE.UPCE; break;
case "UPC 2 Digit Ext.": type = BarcodeLib.TYPE.UPC_SUPPLEMENTAL_2DIGIT; break;
case "UPC 5 Digit Ext.": type = BarcodeLib.TYPE.UPC_SUPPLEMENTAL_5DIGIT; break;
case "EAN-13": type = BarcodeLib.TYPE.EAN13; break;
case "JAN-13": type = BarcodeLib.TYPE.JAN13; break;
case "EAN-8": type = BarcodeLib.TYPE.EAN8; break;
case "ITF-14": type = BarcodeLib.TYPE.ITF14; break;
case "Codabar": type = BarcodeLib.TYPE.Codabar; break;
case "PostNet": type = BarcodeLib.TYPE.PostNet; break;
case "Bookland/ISBN": type = BarcodeLib.TYPE.BOOKLAND; break;
case "Code 11": type = BarcodeLib.TYPE.CODE11; break;
case "Code 39": type = BarcodeLib.TYPE.CODE39; break;
case "Code 39 Extended": type = BarcodeLib.TYPE.CODE39Extended; break;
case "Code 39 Mod 43": type = BarcodeLib.TYPE.CODE39_Mod43; break;
case "Code 93": type = BarcodeLib.TYPE.CODE93; break;
case "LOGMARS": type = BarcodeLib.TYPE.LOGMARS; break;
case "MSI": type = BarcodeLib.TYPE.MSI_Mod10; break;
case "Interleaved 2 of 5": type = BarcodeLib.TYPE.Interleaved2of5; break;
case "Standard 2 of 5": type = BarcodeLib.TYPE.Standard2of5; break;
case "Code 128": type = BarcodeLib.TYPE.CODE128; break;
case "Code 128-A": type = BarcodeLib.TYPE.CODE128A; break;
case "Code 128-B": type = BarcodeLib.TYPE.CODE128B; break;
case "Code 128-C": type = BarcodeLib.TYPE.CODE128C; break;
case "Telepen": type = BarcodeLib.TYPE.TELEPEN; break;
case "FIM": type = BarcodeLib.TYPE.FIM; break;
case "Pharmacode": type = BarcodeLib.TYPE.PHARMACODE; break;
default: TipHelper.TipMsg(this, "请指定条码编码类型！"); break;
}
try
{
if (type != BarcodeLib.TYPE.UNSPECIFIED)
{
try
{
bar.BarWidth = textBoxBarWidth.Text.Trim().Length < 1 ? null : (int?)Convert.ToInt32(textBoxBarWidth.Text.Trim());
}
catch (Exception ex)
{
throw new Exception("Unable to parse BarWidth: " + ex.Message, ex);
}
try
{
bar.AspectRatio = textBoxAspectRatio.Text.Trim().Length < 1 ? null : (double?)Convert.ToDouble(textBoxAspectRatio.Text.Trim());
}
catch (Exception ex)
{
throw new Exception("Unable to parse AspectRatio: " + ex.Message, ex);
}
bar.IncludeLabel = this.chkGenerateLabel.Checked;
bar.RotateFlipType = (RotateFlipType)Enum.Parse(typeof(RotateFlipType), this.cbRotateFlip.SelectedItem.ToString(), true);
//标签对齐和位置
switch (this.cbLabelLocation.SelectedItem.ToString().Trim().ToUpper())
{
case "BOTTOMLEFT": bar.LabelPosition = BarcodeLib.LabelPositions.BOTTOMLEFT; break;
case "BOTTOMRIGHT": bar.LabelPosition = BarcodeLib.LabelPositions.BOTTOMRIGHT; break;
case "TOPCENTER": bar.LabelPosition = BarcodeLib.LabelPositions.TOPCENTER; break;
case "TOPLEFT": bar.LabelPosition = BarcodeLib.LabelPositions.TOPLEFT; break;
case "TOPRIGHT": bar.LabelPosition = BarcodeLib.LabelPositions.TOPRIGHT; break;
default: bar.LabelPosition = BarcodeLib.LabelPositions.BOTTOMCENTER; break;
}
//===== 此处执行编码 =====
gbxBarCoder.BackgroundImage = bar.Encode(type, this.txtContent.Text.Trim(), this.btnForeColor.BackColor, this.btnBackColor.BackColor, W, H);
//===================================
//显示编码耗时
this.lblEncodingTime.Text = "(" + Math.Round(bar.EncodingTime, 0, MidpointRounding.AwayFromZero).ToString() + "ms)";
txtEncoded.Text = bar.EncodedValue;
//读取动态计算的宽度/高度，因为用户感兴趣。
if (bar.BarWidth.HasValue)
{
txtWidth.Text = bar.Width.ToString();
}
if (bar.AspectRatio.HasValue)
{
txtHeight.Text = bar.Height.ToString();
}
}//if
//条形码图像重新定位到中间
gbxBarCoder.Location = new Point((this.gbxBarCoder.Location.X + this.gbxBarCoder.Width / 2) - gbxBarCoder.Width / 2, (this.gbxBarCoder.Location.Y + this.gbxBarCoder.Height / 2) - gbxBarCoder.Height / 2);
}
catch (Exception ex)
{
TipHelper.TipMsg(this, $"{ex.Message}");
}
}