private static string CreateLogo(string stampText, int angle) { RotateFlipType rotateFlipType; string str; string str1 = ""; try { int num = angle; if (num == 90) { rotateFlipType = RotateFlipType.Rotate270FlipNone; } else if (num == 180) { rotateFlipType = RotateFlipType.Rotate180FlipNone; } else { rotateFlipType = (num == 270 ? RotateFlipType.Rotate90FlipNone : RotateFlipType.RotateNoneFlipNone); } using (Bitmap bitmap = new Bitmap(1, 1)) { int num1 = 0; int num2 = 0; System.Drawing.Font font = new System.Drawing.Font("Times New Roman", 10f); using (Graphics graphic = Graphics.FromImage(bitmap)) { SizeF sizeF = graphic.MeasureString(stampText, font); num1 = Math.Max((int)sizeF.Width, 250); sizeF = graphic.MeasureString(stampText, font); num2 = Math.Max((int)sizeF.Height, 30); using (Bitmap bitmap1 = new Bitmap(bitmap, new Size(num1, num2))) { using (Graphics graphic1 = Graphics.FromImage(bitmap1)) { graphic1.Clear(Color.Transparent); graphic1.InterpolationMode = InterpolationMode.HighQualityBilinear; graphic1.SmoothingMode = SmoothingMode.AntiAlias; graphic1.TextRenderingHint = TextRenderingHint.SingleBitPerPixelGridFit; graphic1.DrawString(stampText, font, new SolidBrush(Color.Black), 0f, 0f); graphic1.Flush(); } if (rotateFlipType != RotateFlipType.RotateNoneFlipNone) { bitmap1.RotateFlip(rotateFlipType); } str1 = Path.Combine(Path.GetTempPath(), "aquaforest\\pdftoolkit\\stamp.png"); PDFHelper.CheckOutputFolder(Path.GetDirectoryName(str1)); bitmap1.Save(str1, ImageFormat.Png); } } } str = str1; } catch (Exception exception1) { Exception exception = exception1; Console.WriteLine(string.Concat(exception.Message, Environment.NewLine, exception.StackTrace)); str = str1; } return(str); }