protected void AddTextDataToPdfPage(PDFDoc pdfDoc, pdftron.PDF.Page pdfPage, string text)
{
var elementWriter = new ElementWriter();
try
{
elementWriter.Begin(pdfPage);
var elementBuilder = new ElementBuilder();
var textFont = Font.Create(pdfDoc, Font.StandardType1Font.e_times_roman);
var textFontSize = 10.0;
var textElement = elementBuilder.CreateTextBegin(textFont, textFontSize);
elementWriter.WriteElement(textElement);
elementBuilder.CreateTextRun(text);
elementWriter.WriteElement(textElement);
var textEnd = elementBuilder.CreateTextEnd();
elementWriter.WriteElement(textEnd);
elementWriter.Flush();
elementWriter.End();
}
finally
{
elementWriter.Dispose();
}
}
// NOTE: Overlay two PDF files and give the visual color diff between them
// Used to review two document revisions or drawing blueprints that are overlayed with updated data
private async void ProcessVisualDiff()
{
var docA = mPDFViewCtrlA.GetDoc();
var docB = mPDFViewCtrlB.GetDoc();
DiffOptions diffOptions = new DiffOptions();
diffOptions.SetColorA(new ColorPt(1, 0, 0));
diffOptions.SetColorB(new ColorPt(0, 0, 0));
diffOptions.SetBlendMode(GStateBlendMode.e_bl_normal);
pdftron.PDF.Page docAPage = docA.GetPage(1);
pdftron.PDF.Page docBPage = docB.GetPage(1);
try
{
PDFDoc outputDocument = new PDFDoc();
outputDocument.AppendVisualDiff(docAPage, docBPage, diffOptions);
Controls.PDFResultDialog contentDialog = new Controls.PDFResultDialog();
var pdfCompare = new PDFCompareResult(outputDocument);
pdfCompare.CloseButtonClicked += delegate
{
contentDialog.Hide();
};
contentDialog.Content = pdfCompare;
await contentDialog.ShowAsync();
}
catch (Exception ex)
{ }
}
public static void DeleteExistingHighlights(Document document)
{
for (int i = 1; i <= document.GetPageCount(); i++)
{
pdftron.PDF.Page page = document.GetPage(i);
int annotCount = page.GetNumAnnots();
List <Annot> annotsToDelete = new List <Annot>();
for (int j = 0; j < page.GetNumAnnots(); j++)
{
Annot annot = page.GetAnnot(j);
if (annot.GetSDFObj() != null &&
annot.GetType() == Annot.Type.e_Highlight)
{
annotsToDelete.Add(annot);
}
else
{
}
}
foreach (Annot annot in annotsToDelete)
{
page.AnnotRemove(annot);
}
}
}
public static List <ColorPt> ExistingColors(this Document document)
{
List <ColorPt> existingColorPts = new List <ColorPt>();
for (int i = 1; i <= document.GetPageCount(); i++)
{
pdftron.PDF.Page page = document.GetPage(i);
if (page.IsValid())
{
for (int j = 0; j < page.GetNumAnnots(); j++)
{
Annot annot = page.GetAnnot(j);
if (annot.GetSDFObj() != null && (annot.GetType() == Annot.Type.e_Highlight || annot.GetType() == Annot.Type.e_Unknown))
{
ColorPt existingColorPt = annot.GetColorAsRGB();
if (existingColorPts.Where(e =>
e.Get(0) == existingColorPt.Get(0) &&
e.Get(1) == existingColorPt.Get(1) &&
e.Get(2) == existingColorPt.Get(2) &&
e.Get(3) == existingColorPt.Get(3)
).Count() == 0)
{
existingColorPts.Add(existingColorPt);
}
}
}
}
}
return(existingColorPts);
}
private void Button_Click(object sender, RoutedEventArgs e)
{
try
{
using (PDFDoc doc = new PDFDoc())
{
doc.InitSecurityHandler();
pdftron.PDF.Page newPg = doc.PageCreate();
doc.PagePushBack(newPg);
Ink ink = Ink.Create(doc, new pdftron.PDF.Rect(110, 10, 300, 200));
pdftron.PDF.Point pt3 = new pdftron.PDF.Point(110, 10);
//pt3.x = 110; pt3.y = 10;
ink.SetPoint(0, 0, pt3);
pt3.x = 150; pt3.y = 50;
ink.SetPoint(0, 1, pt3);
pt3.x = 190; pt3.y = 60;
ink.SetPoint(0, 2, pt3);
pt3.x = 180; pt3.y = 90;
ink.SetPoint(1, 0, pt3);
pt3.x = 190; pt3.y = 95;
ink.SetPoint(1, 1, pt3);
pt3.x = 200; pt3.y = 100;
ink.SetPoint(1, 2, pt3);
pt3.x = 166; pt3.y = 86;
ink.SetPoint(2, 0, pt3);
pt3.x = 196; pt3.y = 96;
ink.SetPoint(2, 1, pt3);
pt3.x = 221; pt3.y = 121;
ink.SetPoint(2, 2, pt3);
pt3.x = 288; pt3.y = 188;
ink.SetPoint(2, 3, pt3);
ink.SetColor(new ColorPt(0, 1, 1), 3);
newPg.AnnotPushBack(ink);
// Save as a linearized file which is most popular
// and effective format for quick PDF Viewing.
doc.Save("linearized_output.pdf", SDFDoc.SaveOptions.e_linearized);
System.Console.WriteLine("Done. Results saved in linearized_output.pdf");
MessageBox.Show("Done. Results saved in linearized_output.pdf", "Document Creation");
}
}
catch (PDFNetException ex)
{
System.Console.WriteLine(ex.Message);
}
}
static void CreateHighlightAnnots(Annotation annotation, System.Drawing.Color highlightColor, Document document, List <Rect> coveredRectsBefore, out List <Rect> coveredRectsAfter)
{
List <Quad> quads = annotation.Quads.Where(q => q.IsContainer == false).ToList();
List <int> pages = quads.Select(q => q.PageIndex).ToList().Distinct().ToList();
pages.Sort();
KnowledgeItem quotation = (KnowledgeItem)annotation.EntityLinks.Where(e => e.Indication == EntityLink.PdfKnowledgeItemIndication).FirstOrDefault().Source;
string quotationText = quotation.Text;
if (string.IsNullOrEmpty(quotationText))
{
quotationText = quotation.CoreStatement;
}
bool TextAlreadyWrittenToAnAnnotation = false;
coveredRectsAfter = coveredRectsBefore;
double currentR = highlightColor.R;
double currentG = highlightColor.G;
double currentB = highlightColor.B;
double currentA = highlightColor.A;
ColorPt colorPt = new ColorPt(
currentR / 255,
currentG / 255,
currentB / 255
);
double highlightOpacity = currentA / 255;
foreach (int pageIndex in pages)
{
pdftron.PDF.Page page = document.GetPage(pageIndex);
if (page == null)
{
continue;
}
if (!page.IsValid())
{
continue;
}
List <Quad> quadsOnThisPage = annotation.Quads.Where(q => q.PageIndex == pageIndex && q.IsContainer == false).Distinct().ToList();
List <Rect> boxes = new List <Rect>();
foreach (Quad quad in quadsOnThisPage)
{
boxes.Add(new Rect(quad.MinX, quad.MinY, quad.MaxX, quad.MaxY));
}
Annot newAnnot = null;
// If we want to make the later annotation invisible, we should uncomment the following if then else, and comment out the line after that
if (boxes.Select(b => new { b.x1, b.y1, b.x2, b.y2 }).Intersect(coveredRectsAfter.Select(b => new { b.x1, b.y1, b.x2, b.y2 })).Count() == boxes.Count())
{
newAnnot = CreateSingleHighlightAnnot(document, boxes, colorPt, 0);
}
else
{
newAnnot = CreateSingleHighlightAnnot(document, boxes, colorPt, highlightOpacity);
}
// newAnnot = CreateSingleHighlightAnnot(document, boxes, colorPt, highlightOpacity);
if (!TextAlreadyWrittenToAnAnnotation)
{
newAnnot.SetContents(quotationText);
TextAlreadyWrittenToAnAnnotation = true;
}
page.AnnotPushBack(newAnnot);
if (newAnnot.IsValid() == false)
{
continue;
}
if (newAnnot.GetAppearance() == null)
{
newAnnot.RefreshAppearance();
}
coveredRectsAfter.AddRange(boxes);
}
}
public static void AnnotationsImport(QuotationType quotationType)
{
// Static Variables
PreviewControl previewControl = PreviewMethods.GetPreviewControl();
if (previewControl == null)
{
return;
}
PdfViewControl pdfViewControl = previewControl.GetPdfViewControl();
if (pdfViewControl == null)
{
return;
}
Document document = pdfViewControl.Document;
if (document == null)
{
return;
}
Location location = previewControl.ActiveLocation;
if (location == null)
{
return;
}
List <Reference> references = Program.ActiveProjectShell.Project.References.Where(r => r.Locations.Contains(location)).ToList();
if (references == null)
{
return;
}
if (references.Count != 1)
{
MessageBox.Show("The document is not linked with exactly one reference. Import aborted.");
}
Reference reference = references.FirstOrDefault();
if (references == null)
{
return;
}
LinkedResource linkedResource = location.Address;
string pathToFile = linkedResource.Resolve().LocalPath;
PreviewBehaviour previewBehaviour = location.PreviewBehaviour;
// Dynamic Variables
string colorPickerCaption = string.Empty;
List <ColorPt> selectedColorPts = new List <ColorPt>();
int annotationsImportedCount = 0;
bool ImportEmptyAnnotations = false;
bool RedrawAnnotations = true;
// The Magic
Form commentAnnotationsColorPicker = new AnnotationsImporterColorPicker(quotationType, document.ExistingColors(), out selectedColorPts);
DialogResult dialogResult = commentAnnotationsColorPicker.ShowDialog();
RedrawAnnotations = AnnotationsImporterColorPicker.RedrawAnnotationsSelected;
ImportEmptyAnnotations = AnnotationsImporterColorPicker.ImportEmptyAnnotationsSelected;
if (dialogResult == DialogResult.Cancel)
{
MessageBox.Show("Import of external highlights cancelled.");
return;
}
List <Annotation> temporaryAnnotations = new List <Annotation>();
if (ImportEmptyAnnotations || quotationType == QuotationType.Comment)
{
for (int pageIndex = 1; pageIndex <= document.GetPageCount(); pageIndex++)
{
pdftron.PDF.Page page = document.GetPage(pageIndex);
if (page.IsValid())
{
List <Annot> annotsToDelete = new List <Annot>();
for (int j = 0; j < page.GetNumAnnots(); j++)
{
Annot annot = page.GetAnnot(j);
if (annot.GetSDFObj() != null && (annot.GetType() == Annot.Type.e_Highlight || annot.GetType() == Annot.Type.e_Unknown))
{
Highlight highlight = new Highlight(annot);
if (highlight == null)
{
continue;
}
ColorPt annotColorPt = annot.GetColorAsRGB();
if (selectedColorPts.Where(e =>
e.Get(0) == annotColorPt.Get(0) &&
e.Get(1) == annotColorPt.Get(1) &&
e.Get(2) == annotColorPt.Get(2) &&
e.Get(3) == annotColorPt.Get(3)
).Count() == 0)
{
continue;
}
Annotation temporaryAnnotation = highlight.TemporaryAnnotation();
location.Annotations.Add(temporaryAnnotation);
temporaryAnnotations.Add(temporaryAnnotation);
}
} // end for (int j = 1; j <= page.GetNumAnnots(); j++)
} // end if (page.IsValid())
} // end for (int i = 1; i <= document.GetPageCount(); i++)
previewControl.ShowNoPreview();
location.PreviewBehaviour = PreviewBehaviour.SkipEntryPage;
previewControl.ShowLocationPreview(location);
document = new Document(pathToFile);
}
//Uncomment here to get an overview of all annotations
//int x = 0;
//foreach (Annotation a in location.Annotations)
//{
// System.Diagnostics.Debug.WriteLine("Annotation " + x.ToString());
// int y = 0;
// foreach (Quad q in a.Quads)
// {
// System.Diagnostics.Debug.WriteLine("Quad " + y.ToString());
// System.Diagnostics.Debug.WriteLine("IsContainer: " + q.IsContainer.ToString());
// System.Diagnostics.Debug.WriteLine("MinX: " + q.MinX.ToString());
// System.Diagnostics.Debug.WriteLine("MinY: " + q.MinY.ToString());
// System.Diagnostics.Debug.WriteLine("MaxX: " + q.MaxX.ToString());
// System.Diagnostics.Debug.WriteLine("MaxY: " + q.MaxY.ToString());
// y = y + 1;
// }
// x = x + 1;
//}
int v = 0;
for (int pageIndex = 1; pageIndex <= document.GetPageCount(); pageIndex++)
{
pdftron.PDF.Page page = document.GetPage(pageIndex);
if (page.IsValid())
{
List <Annot> annotsToDelete = new List <Annot>();
for (int j = 0; j < page.GetNumAnnots(); j++)
{
Annot annot = page.GetAnnot(j);
if (annot.GetSDFObj() != null && (annot.GetType() == Annot.Type.e_Highlight || annot.GetType() == Annot.Type.e_Unknown))
{
Highlight highlight = new Highlight(annot);
if (highlight == null)
{
continue;
}
ColorPt annotColorPt = annot.GetColorAsRGB();
if (selectedColorPts.Where(e =>
e.Get(0) == annotColorPt.Get(0) &&
e.Get(1) == annotColorPt.Get(1) &&
e.Get(2) == annotColorPt.Get(2) &&
e.Get(3) == annotColorPt.Get(3)
).Count() == 0)
{
continue;
}
// Uncomment here to get an overview of all highlights
//System.Diagnostics.Debug.WriteLine("Highlight " + v.ToString());
//int w = 0;
//foreach (Quad q in highlight.AsAnnotationQuads())
//{
// System.Diagnostics.Debug.WriteLine("Quad " + w.ToString());
// System.Diagnostics.Debug.WriteLine("IsContainer: " + q.IsContainer.ToString());
// System.Diagnostics.Debug.WriteLine("MinX: " + q.MinX.ToString());
// System.Diagnostics.Debug.WriteLine("MinY: " + q.MinY.ToString());
// System.Diagnostics.Debug.WriteLine("MaxX: " + q.MaxX.ToString());
// System.Diagnostics.Debug.WriteLine("MaxY: " + q.MaxY.ToString());
// w = w + 1;
//}
//v = v + 1;
if (highlight.UpdateExistingQuotation(quotationType, location))
{
annotationsImportedCount++;
continue;
}
if (highlight.CreateNewQuotationAndAnnotationFromHighlight(quotationType, ImportEmptyAnnotations, RedrawAnnotations, temporaryAnnotations))
{
annotationsImportedCount++;
continue;
}
}
} // end for (int j = 1; j <= page.GetNumAnnots(); j++)
foreach (Annot annot in annotsToDelete)
{
page.AnnotRemove(annot);
}
} // end if (page.IsValid())
} // end for (int i = 1; i <= document.GetPageCount(); i++)
foreach (Annotation annotation in temporaryAnnotations)
{
location.Annotations.Remove(annotation);
}
location.PreviewBehaviour = previewBehaviour;
MessageBox.Show(annotationsImportedCount.ToString() + " highlights have been imported.");
}
