public SetStandardPictureForm()
{
InitializeComponent();
if (File.Exists(GetConfigPictureFilePath()) && File.Exists(GetConfigSaveFilePath()))
{
File.Delete(GetEditConfigPictureFilePath());
File.Copy(GetConfigPictureFilePath(), GetEditConfigPictureFilePath());
currentStandardPictureFilePath = GetEditConfigPictureFilePath();
currentStandardConfig = BarCodePositionStandardConfig.Deserialize(File.ReadAllText(GetConfigSaveFilePath()));
cbCharAt.SelectedIndex = currentStandardConfig.IsBarCodeTipCharAtLeft ? 0 : 1;
Image image = Bitmap.FromFile(currentStandardPictureFilePath);
AnalyseProductBagEdge(image);
selectBarCodeRangeStartPoint = currentStandardConfig.SelectBarCodeRangeCorners[0];
selectBarCodeRangeEndPoint = currentStandardConfig.SelectBarCodeRangeCorners[1];
AnalyseBarCodeTip();
}
}
/// <summary>
/// 扫描图片
/// </summary>
/// <param name="bitmap"></param>
/// <returns></returns>
public void Scan(Bitmap bitmap, BarCodePositionStandardConfig barCodePositionStandardConfig)
{
this.barCodePositionStandardConfig = barCodePositionStandardConfig;
currentScanBitmap = bitmap;
// 获得产品包装袋斜率
Point[] productBagCorners = _productBagEdgeScanner.GetProductBagCorners(bitmap);
if (productBagCorners == null || productBagCorners.Length == 0)
{
barCodePositionScanResult = BarCodePositionScanResultType.NoProductBagEdge;
return;
}
// 获取条形码区域
_barCodeScanner.ProductBagRate = _productBagEdgeScanner.ProductBagRate;
_barCodeScanner.ProductBagCorners = productBagCorners;
_barCodeScanner.BarCodePositionStandardConfig = barCodePositionStandardConfig;
if (barCodePositionStandardConfig == null || productBagCorners == null)
allScannedRectangles = _barCodeScanner.GetAllScannedRectangles(bitmap);
else
{
// 计算只需要进行分析的区域
int minX = Math.Min(productBagCorners[0].X, productBagCorners[1].X);
int maxX = Math.Max(productBagCorners[2].X, productBagCorners[3].X);
int minY = Math.Min(productBagCorners[0].Y, productBagCorners[3].Y);
int maxY = Math.Max(productBagCorners[1].Y, productBagCorners[2].Y);
double startXIndex = (maxX - minX) * barCodePositionStandardConfig.BarCodeTipMinLeftRate + minX;
double endXIndex = (maxX - minX) * barCodePositionStandardConfig.BarCodeTipMaxLeftRate + minX;
double startYIndex = maxY - (maxY - minY) * barCodePositionStandardConfig.BarCodeTipMaxBottomRate;
double endYIndex = maxY - (maxY - minY) * barCodePositionStandardConfig.BarCodeTipMinBottomRate;
allScannedRectangles = _barCodeScanner.GetAllScannedRectangles(bitmap, (int)startXIndex, (int)endXIndex, (int)startYIndex, (int)endYIndex);
}
if (allScannedRectangles == null || allScannedRectangles.GetLength(0) == 0)
{
barCodePositionScanResult = BarCodePositionScanResultType.NoBarCode;
return;
}
else if (allScannedRectangles.GetLength(0) > 1)
{
barCodePositionScanResult = BarCodePositionScanResultType.TooManyRectangleArea;
return;
}
// 判断条形码是否上下颠倒
barCodePositionScanResult = !IsBarCodeUpSideOk() ? BarCodePositionScanResultType.BarCodeUpSideDown : BarCodePositionScanResultType.Good;
}
/// <summary>
/// 序列化为XML字符串
/// </summary>
/// <param name="barCodePositionStandardConfig"></param>
/// <returns></returns>
public static string Serialize(BarCodePositionStandardConfig barCodePositionStandardConfig)
{
XmlSerializer xs = new XmlSerializer(typeof(BarCodePositionStandardConfig));
StringBuilder sbXml = new StringBuilder();
XmlWriter tw = XmlWriter.Create(sbXml);
xs.Serialize(tw, barCodePositionStandardConfig);
tw.Close();
return sbXml.ToString();
}
private void 保存ToolStripMenuItem_Click(object sender, EventArgs e)
{
// 校验
if (productBagCornerPoints == null)
{
MessageBox.Show("未加载可以识别边框的产品图片");
return;
}
if (selectBarCodeRangeStartPoint == Point.Empty || selectBarCodeRangeEndPoint == Point.Empty)
{
MessageBox.Show("未框选并确定条形码范围");
return;
}
if (allScannedBarCodeTipRectangles == null || allScannedBarCodeTipRectangles.Length == 0)
{
MessageBox.Show("条形码框选范围中未识别到条形码");
return;
}
// 计算条形码
int minX = Math.Min(selectBarCodeRangeStartPoint.X, selectBarCodeRangeEndPoint.X);
int maxX = Math.Max(selectBarCodeRangeStartPoint.X, selectBarCodeRangeEndPoint.X);
int minY = Math.Min(selectBarCodeRangeStartPoint.Y, selectBarCodeRangeEndPoint.Y);
int maxY = Math.Max(selectBarCodeRangeStartPoint.Y, selectBarCodeRangeEndPoint.Y);
Point leftTopCornerPoint = new Point(minX, minY);
Point rightBottomCornerPoint = new Point(maxX, maxY);
Point leftTopCornerPicturePoint = new Point((int)(minX * xRate), (int)(minY * yRate));
Point rightBottomCornerPicturePoint = new Point((int)(maxX * xRate), (int)(maxY * yRate));
// 计算框选范围
int halfBarCodeTipWidth = Math.Max(allScannedBarCodeTipRectangles[0][3].X - allScannedBarCodeTipRectangles[0][0].X,
allScannedBarCodeTipRectangles[0][2].X - allScannedBarCodeTipRectangles[0][1].X) / 2;
int halfBarCodeTipHeight = Math.Max(allScannedBarCodeTipRectangles[0][1].Y - allScannedBarCodeTipRectangles[0][0].Y,
allScannedBarCodeTipRectangles[0][2].Y - allScannedBarCodeTipRectangles[0][3].Y) / 2;
minX = Math.Min(productBagCornerPoints[0].X, productBagCornerPoints[1].X);
maxX = Math.Max(productBagCornerPoints[2].X, productBagCornerPoints[3].X);
minY = Math.Min(productBagCornerPoints[0].Y, productBagCornerPoints[3].Y);
maxY = Math.Max(productBagCornerPoints[1].Y, productBagCornerPoints[2].Y);
int productBagWidth = maxX - minX;
int productBagHeight = maxY - minY;
// 序列化并保持文件
BarCodePositionStandardConfig barCodePositionStandardConfig = new BarCodePositionStandardConfig();
barCodePositionStandardConfig.IsBarCodeTipCharAtLeft = (cbCharAt.SelectedIndex == 0);
barCodePositionStandardConfig.BarCodeTipMaxInclineCornerDegree = (int)nudMaxInclineDegree.Value;
barCodePositionStandardConfig.ProductBagCorners = productBagCornerPoints;
barCodePositionStandardConfig.SelectBarCodeRangeCorners = new Point[] { leftTopCornerPoint, rightBottomCornerPoint };
barCodePositionStandardConfig.BarCodeTipMinLeftRate = Utility.GetDistanceToLine(
new Point(leftTopCornerPicturePoint.X - halfBarCodeTipWidth, leftTopCornerPicturePoint.Y - halfBarCodeTipHeight), new Point(minX, 0), Double.NaN) / productBagWidth;
barCodePositionStandardConfig.BarCodeTipMaxLeftRate = Utility.GetDistanceToLine(
new Point(rightBottomCornerPicturePoint.X - halfBarCodeTipWidth, rightBottomCornerPicturePoint.Y - halfBarCodeTipHeight), new Point(minX, 0), Double.NaN) / productBagWidth;
barCodePositionStandardConfig.BarCodeTipMinBottomRate = Utility.GetDistanceToLine(
new Point(rightBottomCornerPicturePoint.X + halfBarCodeTipWidth, rightBottomCornerPicturePoint.Y + halfBarCodeTipHeight), new Point(0, maxY), 0) / productBagHeight;
barCodePositionStandardConfig.BarCodeTipMaxBottomRate = Utility.GetDistanceToLine(
new Point(leftTopCornerPicturePoint.X - halfBarCodeTipWidth, leftTopCornerPicturePoint.Y - halfBarCodeTipHeight), new Point(0, maxY), 0) / productBagHeight;
File.WriteAllText(GetConfigSaveFilePath(), BarCodePositionStandardConfig.Serialize(barCodePositionStandardConfig));
this.currentStandardConfig = barCodePositionStandardConfig;
// 保存标准图
File.Delete(GetConfigPictureFilePath());
File.Copy(currentStandardPictureFilePath, GetConfigPictureFilePath());
MessageBox.Show("标准图设置成功");
}