孙浩楠-签名模块的API调用

Demo/Examples/Compdfkit_Tools/Annotation/PDFAnnotationPanel/PDFAnnotationControl/CPDFAnnotationControl.xaml.cs

@@ -449,10 +449,59 @@ namespace Compdfkit_Tools.PDFControl
                     }
                     break;
                 case CPDFAnnotationType.Signature:
-                    AnnotParam signatureParam = new AnnotParam();
-                    CPDFSignatureData SignatureData = pdfAnnotationData as CPDFSignatureData;
-                    SetSignature(ref signatureParam, SignatureData);
-                    annotHandlerEventArgs = signatureParam;
+                    {
+                        AnnotParam signatureParam = new AnnotParam();
+                        CPDFSignatureData SignatureData = pdfAnnotationData as CPDFSignatureData;
+                        SetSignature(ref signatureParam, SignatureData);
+                        BitmapDecoder decoder = null;
+                        switch (signatureParam.CurrentType)
+                        {
+                            case C_ANNOTATION_TYPE.C_ANNOTATION_STAMP:
+                                StampParam stampParam = (StampParam)signatureParam;
+                                stampParam.ImageStream.Seek(0, SeekOrigin.Begin);
+                                decoder = BitmapDecoder.Create(stampParam.ImageStream, BitmapCreateOptions.None, BitmapCacheOption.Default);
+                                break;
+                            case C_ANNOTATION_TYPE.C_ANNOTATION_INK:
+                                if (!string.IsNullOrEmpty(SignatureData.SourcePath))
+                                {
+                                    BitmapImage image = new BitmapImage(new Uri(SignatureData.SourcePath));
+                                    PngBitmapEncoder encoder = new PngBitmapEncoder();
+                                    encoder.Frames.Add(BitmapFrame.Create(image));
+                                    MemoryStream memoryStream = new MemoryStream();
+                                    encoder.Save(memoryStream);
+                                    decoder = BitmapDecoder.Create(memoryStream, BitmapCreateOptions.None, BitmapCacheOption.Default);
+                                }
+                                break;
+                            default:
+                                return;
+                        }
+                        BitmapFrame frame = null;
+                        if (decoder != null && decoder.Frames.Count > 0)
+                        {
+                            frame = decoder.Frames[0];
+                        }
+                        if (frame != null)
+                        {
+                            byte[] imageArray = new byte[frame.PixelWidth * frame.PixelHeight * 4];
+                            if (frame.Format != PixelFormats.Bgra32)
+                            {
+                                FormatConvertedBitmap covert = new FormatConvertedBitmap(
+                                    frame,
+                                    PixelFormats.Bgra32,
+                                    frame.Palette,
+                                    0);
+                                covert.CopyPixels(imageArray, frame.PixelWidth * 4, 0);
+                            }
+                            else
+                            {
+                                frame.CopyPixels(imageArray, frame.PixelWidth * 4, 0);
+                            }
+                            pdfViewerControl.PDFViewTool.GetCPDFViewer().SetStampMouseImage(imageArray, frame.PixelWidth, frame.PixelHeight);
+                            pdfViewerControl.PDFViewTool.GetCPDFViewer().SetIsVisibleCustomMouse(true);
+                            pdfViewerControl.PDFViewTool.GetCPDFViewer().SetIsShowStampMouse(true);
+                            annotHandlerEventArgs = signatureParam;
+                        }
+                    }
                     break;
                 case CPDFAnnotationType.Link:
                     if (annotHandlerEventArgs != null)
@@ -468,7 +517,7 @@ namespace Compdfkit_Tools.PDFControl
                     break;
             }
             pdfViewerControl.PDFToolManager.SetToolType(ToolType.CreateAnnot);
-            if (annotationType != CPDFAnnotationType.Stamp)
+            if (annotationType != CPDFAnnotationType.Stamp && annotationType != CPDFAnnotationType.Signature)
             {
                 pdfViewerControl.PDFViewTool.GetCPDFViewer().SetIsShowStampMouse(false);
             }
@@ -487,7 +536,7 @@ namespace Compdfkit_Tools.PDFControl
                         annotParam = new StampParam();
 
                         annotParam.CurrentType = C_ANNOTATION_TYPE.C_ANNOTATION_STAMP;
-                        (annotParam as StampParam).Transparency = 1;
+                        (annotParam as StampParam).Transparency = 255;
                         (annotParam as StampParam).StampType = C_STAMP_TYPE.IMAGE_STAMP;
                         if (!string.IsNullOrEmpty(stamp.SourcePath))
                         {
@@ -505,6 +554,7 @@ namespace Compdfkit_Tools.PDFControl
                 case SignatureType.Drawing:
                     {
                         annotParam = new InkParam();
+                        (annotParam as InkParam).Transparency = stamp.inkColor.A;
                         annotParam.CurrentType = C_ANNOTATION_TYPE.C_ANNOTATION_INK;
                         List<List<Point>> RawPointList = GetPoints(stamp.DrawingPath);
                         List<CPoint> linqList = new List<CPoint>();
@@ -793,7 +843,7 @@ namespace Compdfkit_Tools.PDFControl
                             pdfViewerControl.PDFToolManager.SetToolType(ToolType.CreateAnnot);
                             pdfViewerControl.PDFToolManager.SetCreateAnnotType(C_ANNOTATION_TYPE.C_ANNOTATION_STAMP);
                         }
-                        catch 
+                        catch
                         {
                         }
                     }