/// <summary>
/// Deletes current page of Image and/or PDF file formats
/// </summary>
/// <param name="e"></param>
public static void HandleRemovePage(CustomActionEventArgs e)
{
RotateActionParameters rotateParams = JsonConvert.DeserializeObject <RotateActionParameters>(e.args.ToString());
int currPage = rotateParams.CurrentPage;
rotateParams = null;
// For PDF FILES
if (e.docuVieware.GetDocumentType() == DocumentType.DocumentTypePDF)
{
GdPicturePDF gdPdf = null;
if (e.docuVieware.GetNativePDF(out gdPdf) == GdPictureStatus.OK)
{
gdPdf.DeletePage(currPage);
e.message = GetMessage("Page Deleted Successfully ", DocuViewareMessageIcon.Information);
}
}
// For Image Files, Scanned docs
int imgId;
if (e.docuVieware.GetNativeImage(out imgId) == GdPictureStatus.OK)
{
GdPictureImaging gdImg = new GdPictureImaging();
if (gdImg.SelectPage(imgId, currPage) == GdPictureStatus.OK)
{
if (gdImg.TiffDeletePage(imgId, currPage) == GdPictureStatus.OK)
//gdImg.ReleaseGdPictureImage(imgId) == GdPictureStatus.OK)
{
e.message = GetMessage("Document was rejected successfully.", DocuViewareMessageIcon.Information);
}
}
}
else
{
e.message = GetMessage("Remove Page : File Type not supported ! ", DocuViewareMessageIcon.Warning);
}
return;
}
/// <summary>
/// Handles Image Cleaup Actions
/// </summary>
/// <param name="e"></param>
public static void HandleImageCleanupAction(CustomActionEventArgs e)
{
if (e.docuVieware.PageCount > 0)
{
if (e.docuVieware.GetDocumentType() == DocumentType.DocumentTypeBitmap)
{
int imageId;
GdPictureStatus status = e.docuVieware.GetNativeImage(out imageId);
if (status == GdPictureStatus.OK)
{
status = GdPictureStatus.GenericError;
using (GdPictureImaging gdPictImg = new GdPictureImaging())
{
RotateActionParameters parameters = JsonConvert.DeserializeObject <RotateActionParameters>(e.args.ToString());
if (parameters.RegionOfInterest != null && parameters.RegionOfInterest.Width > 0 && parameters.RegionOfInterest.Height > 0)
{
gdPictImg.SetROI((int)Math.Round(parameters.RegionOfInterest.Left * gdPictImg.GetHorizontalResolution(imageId), 0),
(int)Math.Round(parameters.RegionOfInterest.Top * gdPictImg.GetVerticalResolution(imageId), 0),
(int)Math.Round(parameters.RegionOfInterest.Width * gdPictImg.GetHorizontalResolution(imageId), 0),
(int)Math.Round(parameters.RegionOfInterest.Height * gdPictImg.GetVerticalResolution(imageId), 0));
}
if (e.actionName != "punchHoleRemoval" || (e.actionName == "punchHoleRemoval" && gdPictImg.GetBitDepth(imageId) == 1))
{
foreach (var page in parameters.Pages)
{
status = gdPictImg.SelectPage(imageId, page);
if (status == GdPictureStatus.OK)
{
switch (e.actionName)
{
case "automaticRemoveBlackBorders":
status = gdPictImg.DeleteBlackBorders(imageId, 10, false);
break;
case "autoDeskew":
status = gdPictImg.AutoDeskew(imageId);
break;
case "punchHoleRemoval":
status = gdPictImg.RemoveHolePunch(imageId, HolePunchMargins.MarginLeft | HolePunchMargins.MarginRight | HolePunchMargins.MarginBottom | HolePunchMargins.MarginTop);
break;
case "despeckle":
status = gdPictImg.FxDespeckle(imageId);
break;
}
if (status != GdPictureStatus.OK)
{
e.message = GetMessage("Error during apply filter: " + status + " on page " + page, DocuViewareMessageIcon.Error);
break;
}
}
else
{
e.message = GetMessage("Error during page selectionr: " + status + "." + page, DocuViewareMessageIcon.Error);
break;
}
} // foreach
if (status == GdPictureStatus.OK)
{
status = e.docuVieware.RedrawPages(parameters.Pages);
e.message = status == GdPictureStatus.OK ? new DocuViewareMessage("Filter successfuly applied.", icon: DocuViewareMessageIcon.Ok) : GetMessage("Error during redraw pages : " + status + ".", DocuViewareMessageIcon.Error);
}
}
else
{
e.message = GetMessage("Your image must be 1 bit-depth to apply this filter!", DocuViewareMessageIcon.Error);
}
} // using
}
else
{
e.message = GetMessage("Error during get native image : " + status + ".", DocuViewareMessageIcon.Error);
}
}
else
{
e.message = GetMessage("Only raster formats are supported!", DocuViewareMessageIcon.Error);
}
}
else
{
e.message = GetMessage("Please open an image first." + ".", DocuViewareMessageIcon.Error);
}
return;
}
/*
* /// <summary>
* ///
* /// </summary>
* /// <param name="e"></param>
* public static void HandleSaveFile(CustomActionEventArgs customActionEventArgs)
* {
*
* DocumentType docType = customActionEventArgs.docuVieware.GetDocumentType();
* if (docType == DocumentType.DocumentTypeTXT)
* {
* MemoryStream memStream = null;
* GdPictureStatus status;
*
* status = customActionEventArgs.docuVieware.GetDocumentData(out memStream);
*
* if (status == GdPictureStatus.OK)
* {
* string nm = customActionEventArgs.docuVieware.GetDocumentName();
* int indexOf = nm.IndexOf('.');
* if (indexOf > 0)
* nm = nm.Substring(0, indexOf);
*
* nm = nm + ".tiff";
* string fileName = HttpRuntime.AppDomainAppPath + "\\" + nm;
* FileStream fs = new FileStream(fileName, FileMode.CreateNew, FileAccess.ReadWrite);
* fs.Write(memStream.GetBuffer(), 0, (int)memStream.Length);
* customActionEventArgs.docuVieware.SaveAsTIFF(memStream);
*
* fs = null;
* } else
* {
* customActionEventArgs.message = GetMessage("Save : Fail to get Stream data.", DocuViewareMessageIcon.Error);
* }
*
* memStream = null;
* }
* }
*/
/// <summary>
/// Triggers when user clicks on Rotate -90 or Rotate +90. Rotates the image file as per the request.
/// </summary>
/// <remarks>
/// Only image file formats can be Rotated. Shows error message if File is not Supported, File is not of proper format,
/// Cannot select Page, Failed to Rotate the file contents.
/// </remarks>
/// <param name="e">The CustomActionEventArgs received from the Global.asax.cs custom actions handler</param>
public static void HandleRotationAction(CustomActionEventArgs e)
{
GdPictureStatus status = GdPictureStatus.Aborted;
// For Images
if (e.docuVieware.GetDocumentType() == DocumentType.DocumentTypeBitmap)
{
int imageId;
status = e.docuVieware.GetNativeImage(out imageId);
if (status == GdPictureStatus.OK)
{
GdPictureImaging gdPictureImaging = new GdPictureImaging();
RotateActionParameters rotateParams = JsonConvert.DeserializeObject <RotateActionParameters>(e.args.ToString());
int currPage = rotateParams.CurrentPage;
status = gdPictureImaging.SelectPage(imageId, currPage); // rotateParams.CurrentPage);
if (status == GdPictureStatus.OK)
{
switch (e.actionName)
{
case "rotateM90":
status = gdPictureImaging.Rotate(imageId, RotateFlipType.Rotate270FlipNone);
break;
case "rotateP90":
status = gdPictureImaging.Rotate(imageId, RotateFlipType.Rotate90FlipNone);
break;
}
if (status != GdPictureStatus.OK)
{
e.message = new DocuViewareMessage("Error during rotating: " + status + ".", icon: DocuViewareMessageIcon.Error);
}
else
{
status = e.docuVieware.RedrawPage();
e.message = status == GdPictureStatus.OK ? new DocuViewareMessage("Rotation successfuly applied.", icon: DocuViewareMessageIcon.Ok) : new DocuViewareMessage("Error during redraw pages : " + status + ".", icon: DocuViewareMessageIcon.Error);
}
}
else
{
e.message = new DocuViewareMessage("Error during page selection: " + status + ".", icon: DocuViewareMessageIcon.Error);
}
rotateParams = null;
gdPictureImaging = null;
}
else
{
e.message = new DocuViewareMessage("Error during get native image : " + status + ".", icon: DocuViewareMessageIcon.Error);
}
}
else if (e.docuVieware.GetDocumentType() == DocumentType.DocumentTypePDF)
{
GdPicturePDF gdPdf = null;
if (e.docuVieware.GetNativePDF(out gdPdf) == GdPictureStatus.OK)
{
RotateActionParameters rotateParams = JsonConvert.DeserializeObject <RotateActionParameters>(e.args.ToString());
int currPage = rotateParams.CurrentPage;
gdPdf.SelectPage(currPage);
switch (e.actionName)
{
case "rotateM90":
status = gdPdf.RotatePage(-90);
break;
case "rotateP90":
status = gdPdf.RotatePage(90);
break;
}
if (status != GdPictureStatus.OK)
{
e.message = GetMessage("Error during rotating: " + status + ".", DocuViewareMessageIcon.Error);
}
else
{
status = e.docuVieware.RedrawPage();
e.message = status == GdPictureStatus.OK ? GetMessage("Rotation successfuly applied.", DocuViewareMessageIcon.Ok) : GetMessage("Error during redraw pages : " + status + ".", DocuViewareMessageIcon.Error);
}
rotateParams = null;
gdPdf = null;
}
else
{
e.message = GetMessage("Error during get native image : " + status + ".", DocuViewareMessageIcon.Error);
}
}
else
{
e.message = GetMessage("Only Images & PDF formats Rotation supported", DocuViewareMessageIcon.Error);
}
return;
}
