private static void ExtractAnnot(PdfAnnot annot, JObject node, DataType data_types)
{
var annot_dict = annot.GetObject();
var subtype = annot_dict.GetText("Subtype");
node.Add("subtype", subtype);
if (data_types.extract_bbox)
{
var bbox_node = new JObject();
ExtractBBox(annot.GetBBox(), bbox_node, data_types);
node.Add("bbox", bbox_node);
}
if (subtype == "Widget")
{
ExtractWidgetAnnot((PdfWidgetAnnot)annot, node, data_types);
}
}
public static void Run(
String openPath, // source PDF document
String savePath, // output PDF document
String imgPath // watermark to apply
)
{
Pdfix pdfix = PdfixEngine.Instance;
PdfDoc doc = pdfix.OpenDoc(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
// identify image format from file path
PdfImageFormat format = PdfImageFormat.kImageFormatJpg;
if (Path.GetExtension(imgPath).ToLower() == ".png")
{
format = PdfImageFormat.kImageFormatPng;
}
// load image file data into memory stream
byte[] bytes = File.ReadAllBytes(imgPath);
var memStm = pdfix.CreateMemStream();
if (memStm == null)
{
throw new Exception(pdfix.GetError());
}
memStm.Write(0, bytes);
// create XObject from the image
var image_obj = doc.CreateXObjectFromImage(memStm, format);
if (image_obj == null)
{
throw new Exception(pdfix.GetError());
}
// find or add annotation on the first page
var page = doc.AcquirePage(0);
if (page == null)
{
throw new Exception(pdfix.GetError());
}
PdfAnnot annot = null;// page.GetAnnot(0);
if (annot == null)
{
// create new annotation
var page_view = page.AcquirePageView(1, PdfRotate.kRotate0);
if (page_view == null)
{
throw new Exception(pdfix.GetError());
}
// rect for the new annotation
PdfRect annot_rect = new PdfRect()
{
left = 100,
right = 300,
bottom = 100,
top = 200
};
annot = page.CreateAnnot(PdfAnnotSubtype.kAnnotStamp, annot_rect);
page.AddAnnot(0, annot);
}
// set annotation appearance
if (!annot.SetAppearanceFromXObject(image_obj, PdfAnnotAppearanceMode.kAppearanceNormal))
{
throw new Exception(pdfix.GetError());
}
page.Release();
// save document
if (!doc.Save(savePath, Pdfix.kSaveFull))
{
throw new Exception(pdfix.GetError());
}
doc.Close();
}
public static void Run(
String openPath, // source PDF document
String savePath, // output PDF document
String imgPath // watermark to apply
)
{
Pdfix pdfix = PdfixEngine.Instance;
PdfDoc doc = pdfix.OpenDoc(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
// identify image format from file path
PdfImageFormat format = PdfImageFormat.kImageFormatJpg;
if (Path.GetExtension(imgPath).ToLower() == ".png")
{
format = PdfImageFormat.kImageFormatPng;
}
// load image file data into memory stream
byte[] bytes = File.ReadAllBytes(imgPath);
var memStm = pdfix.CreateMemStream();
if (memStm == null)
{
throw new Exception(pdfix.GetError());
}
memStm.Write(0, bytes);
// create XObject from the image
var image_obj = doc.CreateXObjectFromImage(memStm, format);
if (image_obj == null)
{
throw new Exception(pdfix.GetError());
}
// add annotation on the first page
var page = doc.AcquirePage(0);
if (page == null)
{
throw new Exception(pdfix.GetError());
}
var page_view = page.AcquirePageView(1, PdfRotate.kRotate0);
if (page_view == null)
{
throw new Exception(pdfix.GetError());
}
// rect for the new annotation
PdfRect annot_rect = new PdfRect()
{
left = 100,
right = 300,
bottom = 100,
top = 200
};
PdfAnnot annot = page.CreateAnnot(PdfAnnotSubtype.kAnnotStamp, annot_rect);
page.AddAnnot(0, annot);
// create content
var content = doc.CreateContent();
// add image to content
var xobjdict = image_obj.GetStreamDict();
var width = xobjdict.GetNumber("Width");
var height = xobjdict.GetNumber("Height");
var ratio = height / width;
var res_width = annot_rect.right - annot_rect.left;
var res_height = res_width * ratio;
var center_adj = ((annot_rect.top - annot_rect.bottom) - res_height) / 2;
var imageobject = content.AddNewImage(-1, image_obj, new PdfMatrix(res_width, 0, 0, res_height, 0, center_adj));
PdfGraphicState imageGs = new PdfGraphicState();
imageGs.color_state.fill_opacity = 255;
imageobject.SetGState(imageGs);
// create text state
PdfTextState textState = new PdfTextState();
var colorSpace = doc.CreateColorSpace(PdfColorSpaceFamily.kColorSpaceDeviceRGB);
var fontName = "Segoe UI";
var fn = fontName.Trim();
var sysFont = pdfix.FindSysFont(fn, 0, PdfFontCodepage.kFontDefANSICodepage);
if (sysFont == null)
{
throw new Exception(pdfix.GetError());
}
textState.font = doc.CreateFont(sysFont, PdfFontCharset.kFontAnsiCharset, 0);
sysFont.Destroy();
if (textState.font == null)
{
throw new Exception(pdfix.GetError());
}
textState.font_size = 11;
textState.color_state.fill_type = PdfFillType.kFillTypeSolid;
var fill_color = colorSpace.CreateColor();
fill_color.SetValue(0, 0.5f);
fill_color.SetValue(1, 0.5f);
fill_color.SetValue(2, 0.5f);
textState.color_state.fill_color = fill_color;
textState.color_state.fill_opacity = 255;
textState.color_state.stroke_type = PdfFillType.kFillTypeSolid;
var stroke_color = colorSpace.CreateColor();
stroke_color.SetValue(0, 0);
stroke_color.SetValue(1, 0);
stroke_color.SetValue(2, 0);
textState.color_state.stroke_color = stroke_color;
textState.color_state.stroke_opacity = 255;
textState.char_spacing = 2;
// add text to content
var line = "test text in appearance";
var textObject = content.AddNewText(-1, textState.font, new PdfMatrix(1, 0, 0, 1, 10, 10));
if (textObject == null)
{
throw new Exception(pdfix.GetError());
}
textObject.SetTextState(textState);
textObject.SetText(line);
// set annotation appearance
PdsContentParams contentParams = new PdsContentParams();
contentParams.bbox = new PdfRect(annot_rect.right - annot_rect.left, 0, 0, annot_rect.top - annot_rect.bottom);
contentParams.matrix = new PdfMatrix(1, 0, 0, 1, 0, 0);
contentParams.form_type = 1;
contentParams.flags = 2;
var appearance_stream = content.ToObject(doc, contentParams);
annot.SetAppearanceFromXObject(appearance_stream, PdfAnnotAppearanceMode.kAppearanceNormal);
page.Release();
// save document
if (!doc.Save(savePath, Pdfix.kSaveFull))
{
throw new Exception(pdfix.GetError());
}
doc.Close();
}
public async Task <ResponseObject> ExtractJsonFromPDF(string email, string licenseKey, string filePath, List <string> imageList)
{
ResponseObject responseObject = new ResponseObject();
List <string> errorList = new List <string>();
try
{
Pdfix pdfix = new Pdfix();
if (pdfix == null)
{
throw new Exception("Pdfix initialization fail");
}
if (!pdfix.Authorize(email, licenseKey))
{
throw new Exception(pdfix.GetError());
}
PdfDoc doc = pdfix.OpenDoc(filePath, "");
if (doc == null)
{
throw new Exception();
}
int pageCount = doc.GetNumPages();
List <PDF> pdfList = new List <PDF>();
for (int i = 0; i < doc.GetNumPages(); i++)
{
List <PDFObject> pdfObjectList = new List <PDFObject>();
PdfPage page = doc.AcquirePage(i);
PDF pdfObj = new PDF();
pdfObj.page = i.ToString();
pdfObj.imageUrl = GetBase64String(imageList[i]);
_tabOrder = 0;
int annots = page.GetNumAnnots();
for (int j = 0; j < page.GetNumAnnots(); j++)
{
PdfAnnot pdfAnnot = page.GetAnnot(j);
PdfAnnotSubtype pdfAnnotSubtype = pdfAnnot.GetSubtype();
PdfFormField field = null;
bool isChecked = false;
if (pdfAnnotSubtype == PdfAnnotSubtype.kAnnotLink)
{
var widget = (PdfLinkAnnot)pdfAnnot;
field = doc.GetFormField(j);
isChecked = field.GetValue() == field.GetWidgetExportValue(widget);
}
if (pdfAnnotSubtype == PdfAnnotSubtype.kAnnotWidget)
{
var widget = (PdfWidgetAnnot)pdfAnnot;
field = widget.GetFormField();
if (field == null)
{
field = doc.GetFormField(j);
}
isChecked = field.GetValue() == field.GetWidgetExportValue(widget);
}
if (pdfAnnotSubtype == PdfAnnotSubtype.kAnnotHighlight)
{
var widget = (PdfTextMarkupAnnot)pdfAnnot;
field = doc.GetFormField(j);
isChecked = field.GetValue() == field.GetWidgetExportValue(widget);
}
if (field == null)
{
field = doc.GetFormField(j);
string fieldName = field.GetFullName();
errorList.Add(fieldName);
throw new Exception();
}
PDFObject pdfObject = new PDFObject();
pdfObject.fieldName = field.GetFullName();
pdfObject.fieldValue = field.GetValue();
pdfObject.maxLength = field.GetMaxLength();
pdfObject.tooltip = field.GetTooltip();
pdfObject.displayName = field.GetDefaultValue();
pdfObject.multiLine = ((field.GetFlags() & Pdfix.kFieldFlagMultiline) != 0) ? true : false;
pdfObject.isFormatted = ((field.GetAAction(PdfActionEventType.kActionEventFieldFormat)) != null) ? true : false;
pdfObject.required = ((field.GetFlags() & Pdfix.kFieldFlagRequired) != 0) ? true : false;
pdfObject.readOnly = ((field.GetFlags() & Pdfix.kFieldFlagReadOnly) != 0) ? true : false;
pdfObject.tabOrder = _tabOrder++;
pdfObject.isChecked = isChecked;
pdfObject.fieldType = GetFieldType(field);
List <string> dropdownList = new List <string>();
for (int k = 0; k < field.GetOptionCount(); k++)
{
string optionValue = field.GetOptionValue(k);
dropdownList.Add(optionValue);
}
pdfObject.optionList = dropdownList;
PdfRect bbox = pdfAnnot.GetBBox();
PdfAnnotAppearance pdfAnnotAppearance = pdfAnnot.GetAppearance();
PdfPageView pageView = page.AcquirePageView(1.0, PdfRotate.kRotate0);
if (pageView == null)
{
throw new Exception(pdfix.GetError());
}
var devRect = pageView.RectToDevice(bbox);
var x = devRect.left;
var y = devRect.top;
var width = devRect.right - devRect.left;
var height = devRect.bottom - devRect.top;
var pageWidth = pageView.GetDeviceWidth();
var pageHeight = pageView.GetDeviceHeight();
var pdfvalue = ((double)x / pageWidth) * 100;
var percentage = Convert.ToInt32(Math.Round(pdfvalue, 2));
pdfObject.x = ((double)devRect.left / pageView.GetDeviceWidth()) * 100;
pdfObject.y = ((double)devRect.top / pageView.GetDeviceHeight()) * 100;
pdfObject.width = ((double)(devRect.right - devRect.left) / pageView.GetDeviceWidth()) * 100;
pdfObject.height = ((double)(devRect.bottom - devRect.top) / pageView.GetDeviceHeight()) * 100;
pageView.Release();
pdfObjectList.Add(pdfObject);
}
pdfObj.pdfObjList = pdfObjectList;
pdfObj.width = 927;
pdfObj.height = 1200;
pdfList.Add(pdfObj);
}
responseObject.flag = true;
responseObject.data = pdfList;
responseObject.message = "Document Import Successfully";
doc.Close();
pdfix.Destroy();
}
catch (Exception ex)
{
responseObject.errorList = errorList;
throw ex;
}
return(responseObject);
}
public static void Run(
String openPath, // source PDF document
String savePath, // output PDF document
String attachmentPath // attachment PDF
)
{
Pdfix pdfix = PdfixEngine.Instance;
PdfDoc doc = pdfix.OpenDoc(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
// rect for the new annotation
PdfRect annot_rect = new PdfRect()
{
left = 300,
right = 328,
bottom = 50,
top = 118
};
// create annotation dictionary and fill it
PdsDictionary annot_dict = doc.CreateDictObject(true);
PdsArray color_array = annot_dict.PutArray("C");
color_array.PutNumber(0, 1);
color_array.PutNumber(1, 0.33f);
color_array.PutNumber(2, 0.25f);
annot_dict.PutString("Contents", "AutoTag_Sample_original.pdf");
annot_dict.PutNumber("F", 28);
annot_dict.PutString("Name", "Paperclip");
annot_dict.PutRect("Rect", annot_rect);
annot_dict.PutString("Subj", "File Attachment");
annot_dict.PutName("Subtype", "FileAttachment");
annot_dict.PutString("T", "Mr PDFixer");
annot_dict.PutName("Type", "Annot");
PdsDictionary fs_dict = annot_dict.PutDict("FS");
fs_dict.PutString("F", "AutoTag_Sample_original.pdf");
fs_dict.PutName("Type", "Filespec");
fs_dict.PutString("UF", "AutoTag_Sample_original.pdf");
// open attachment doc
var fileStm = pdfix.CreateFileStream(attachmentPath, PsFileMode.kPsReadOnly);
if (fileStm == null)
{
throw new Exception(pdfix.GetError());
}
byte[] fileData = new byte[fileStm.GetSize()];
fileStm.Read(0, fileData);
// create stream object from attachment
PdsStream filestream = doc.CreateStreamObject(true, null, fileData);
PdsDictionary ef_dict = fs_dict.PutDict("EF");
ef_dict.Put("F", filestream);
// create annotation object from dictionary
PdfAnnot annot = doc.GetAnnotFromObject(annot_dict);
// add annotation on the first page
var page = doc.AcquirePage(0);
if (page == null)
{
throw new Exception(pdfix.GetError());
}
if (!page.AddAnnot(0, annot))
{
throw new Exception(pdfix.GetError());
}
page.Release();
// save document
if (!doc.Save(savePath, Pdfix.kSaveFull))
{
throw new Exception(pdfix.GetError());
}
doc.Close();
}
