private void ExportAsImage(string strFile, string strExportPath)
{
if (!Directory.Exists(strExportPath))
{
Directory.CreateDirectory(strExportPath);
}
Acrobat.AcroPDDoc pdf = new AcroPDDoc();
pdf.Open(strFile);
int pageCount = Convert.ToInt32(txtPage.Text);
int count = pdf.GetNumPages();
for (int i = 0; i < count; i++)
{
if (i == pageCount)
{
break;
}
listMsg.Items.Add($"正在导出第{i + 1}页(共{count}页)");
listMsg.TopIndex = listMsg.Items.Count - 1;
int zoom = 1;
while (true)
{
try
{
CAcroPDPage page = (CAcroPDPage)pdf.AcquirePage(i);
CAcroRect pdfRect = (Acrobat.CAcroRect)Microsoft.VisualBasic.Interaction.CreateObject("AcroExch.Rect", "");
CAcroPoint pdfPoint = (Acrobat.CAcroPoint)page.GetSize();
int imgWidth = (int)((double)pdfPoint.x * zoom);
int imgHeight = (int)((double)pdfPoint.y * zoom);
//设置裁剪矩形的大小为当前页的大小
pdfRect.Left = 0;
pdfRect.right = (short)imgWidth;
pdfRect.Top = 0;
pdfRect.bottom = (short)imgHeight;
page.CopyToClipboard(pdfRect, 0, 0, (short)(100 * zoom));
Object obj = Clipboard.GetData(DataFormats.Bitmap);
using (Bitmap bitmap = (Bitmap)obj)
{
SavePicture(bitmap, strExportPath, Path.GetFileNameWithoutExtension(strFile), (i + 1).ToString());
}
}
catch (Exception e)
{
continue;
}
break;
}
}
}
private void centerBookletSizePdf(string new_file_name)
{
CAcroApp app = new AcroApp(); // Acrobat
CAcroPDDoc doc = new AcroPDDoc(); // First document
CAcroPDDoc docToAdd = new AcroPDDoc(); // Next documents
// use reflection to center the pdf
try
{
var opened = doc.Open(OriginalFile.FullName);
if (opened)
{
object js_object = doc.GetJSObject();
Type js_type = js_object.GetType();
object[] js_param = { };
string script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.arePagesLargerThanBooklet];
var test = js_type.InvokeMember(script_name,
System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
null, js_object, js_param);
if ((bool)test)
{
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.centerCenteredDocOnBookletPages];
js_type.InvokeMember(script_name,
System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
null, js_object, js_param);
}
// test that the file exists
if (!doc.Save(1, new_file_name))
{
throw new Exception();
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
docToAdd = null;
app = null;
GC.Collect();
}
}
private void nUpCoverDoc(string new_file_name)
{
CAcroApp app = new AcroApp(); // Acrobat
CAcroPDDoc doc = new AcroPDDoc(); // First document
CAcroPDDoc docToAdd = new AcroPDDoc(); // Next documents
// use reflection to center the pdf
try
{
var opened = doc.Open(selectedPdfFile.FullName);
if (opened)
{
object js_object = doc.GetJSObject();
Type js_type = js_object.GetType();
object[] js_param = { };
string script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.nUpCircuitCoverOn8pt5by23];
js_type.InvokeMember(script_name,
System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
null, js_object, js_param);
// test that the file exists
if (!doc.Save(1, new_file_name))
{
throw new Exception();
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
docToAdd = null;
app = null;
GC.Collect();
}
}
public CAcroPDDoc OpenNewPDDoc(string openPDFPath)
{
if (File.Exists(openPDFPath))
{
List <CAcroPDDoc> pdDocList = new List <CAcroPDDoc>(PDDocs);
CAcroPDDoc pDDoc = new AcroPDDoc();
if (pDDoc.Open(openPDFPath))
{
pdDocList.Add(pDDoc);
PDDocs = pdDocList.ToArray();
}
else
{
LoadError = AcrobatLoadError.PDFInvalid;
}
return(pDDoc);
}
else
{
LoadError = AcrobatLoadError.FileNotFound;
return(null);
}
}
private void createCombinedPdf_noFoldouts(
IOrderedEnumerable<CockleFilePdf> files_no_foldouts,
TypeOfCombinedPdf typeOfCombinedPdf,
bool centerPdf = false)
{
CAcroApp app = new AcroApp(); // Acrobat
CAcroPDDoc doc = new AcroPDDoc(); // First document
CAcroPDDoc docToAdd = new AcroPDDoc(); // Next documents
try
{
int numPages = 0, numPagesToAdd = 0;
foreach (var f in files_no_foldouts)
{
if (f.Rank == 0) // both 0
{
doc.Open(f.FullName);
numPages = doc.GetNumPages();
}
else if (f.Rank != 0 && numPages == 0)
{
doc.Open(f.FullName);
numPages = doc.GetNumPages();
}
else
{
if (!docToAdd.Open(f.FullName)) { break; }
numPagesToAdd = docToAdd.GetNumPages();
if (!doc.InsertPages(numPages - 1, docToAdd, 0, numPagesToAdd, 0)) { break; }
if (!docToAdd.Close()) { break; }
numPages = doc.GetNumPages();
}
}
doc.Save(1, CombinedPdfFilename);
doc.Close();
// use reflection to center the pdf
if (centerPdf)
{
var opened = doc.Open(CombinedPdfFilename);
if (opened)
{
object js_object = doc.GetJSObject();
Type js_type = js_object.GetType();
object[] js_param = { };
string script_name = string.Empty;
int? cover_length = null;
if (typeOfCombinedPdf == TypeOfCombinedPdf.Appendix
&& files_no_foldouts.All(x => x.CoverLength == null))
{
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_no_cover];
}
else if (files_no_foldouts.All(x => x.CoverLength == null))
{
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_no_cover];
}
else
{
cover_length = files_no_foldouts.Where(x => x.FileType == SourceFileTypeEnum.Cover).FirstOrDefault().CoverLength;
switch (cover_length)
{
case 48:
default:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_48pica];
break;
case 49:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_49pica];
break;
case 50:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_50pica];
break;
case 51:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_51pica];
break;
}
}
js_type.InvokeMember(script_name,
System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
null, js_object, js_param);
// test that the file exists
doc.Save(1, CombinedPdfFilename);
}
else
{
throw new Exception("Could not center pdf.");
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
docToAdd = null;
app = null;
GC.Collect();
}
}
private bool insertFoldoutsIntoOriginals(CockleFilePdf parent, CockleFilePdf foldout)
{
bool insertSuccessful = true;
if (parent.PageRange == null || foldout.PageRange == null) { return false; }
CAcroApp app = new AcroApp(); // Acrobat
CAcroPDDoc doc = new AcroPDDoc(); // First document
CAcroPDDoc docToAdd = new AcroPDDoc(); // Next documents
try
{
doc.Open(parent.FullName);
docToAdd.Open(foldout.FullName);
int numPagesParent = doc.GetNumPages();
int numPagesFoldout = docToAdd.GetNumPages();
// ROTATE IF RECOMMENDED
//if (foldout.PageRange.Rotation == PageRangePdf.ROTATE_ENUM.CLOCKWISE)
//{
// // reflection to access acrobat javascript
// object jso = docToAdd.GetJSObject();
// Type type = jso.GetType();
// object[] getRotatePageParams = { 0, numPagesFoldout - 1, 90 };
// object rotatePage = type.InvokeMember("setPageRotations",
// System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
// null, jso, getRotatePageParams);
//}
//else if (foldout.PageRange.Rotation == PageRangePdf.ROTATE_ENUM.COUNTERCLOCKWISE)
//{
// // reflection to access acrobat javascript
// object jso = docToAdd.GetJSObject();
// Type type = jso.GetType();
// object[] getRotatePageParams = { 0, numPagesFoldout - 1, 270 };
// object rotatePage = type.InvokeMember("setPageRotations",
// System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
// null, jso, getRotatePageParams);
//}
//else
//{
// // do nothing
//}
if (parent.PageRange.TotalPages == foldout.PageRange.TotalPages)
{
// check 1: phantom file was never updated
if (parent.PageRange.FirstPage == 1 && foldout.PageRange.FirstPage != 1)
{
// if true, simply swap, page for page
doc.ReplacePages(0, docToAdd, 0, parent.PageRange.TotalPages, 0);
}
// check 2: all page numbers match, just do full replacement
else if (parent.PageRange.FirstPage == foldout.PageRange.FirstPage &&
parent.PageRange.LastPage == foldout.PageRange.LastPage)
{
doc.ReplacePages(0, docToAdd, 0, parent.PageRange.TotalPages, 0);
}
// not sure what else to check for here
}
else
{
int InsertionPoint = (int)foldout.PageRange.FirstPage - (int)parent.PageRange.FirstPage;
if (!doc.DeletePages(InsertionPoint, InsertionPoint + numPagesFoldout - 1))
{
insertSuccessful = false;
}
if (!doc.InsertPages(InsertionPoint - 1, docToAdd, 0, numPagesFoldout, 0))
{
insertSuccessful = false;
}
}
docToAdd.Close();
doc.Save(1, parent.FullName);
//System.IO.Path.Combine(System.IO.Path.GetDirectoryName(parent.FullName), "testfile.pdf"));
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
docToAdd = null;
app = null;
GC.Collect();
}
return insertSuccessful;
}
private void centerOnBriefPaper()
{
CAcroApp app = new AcroApp();
CAcroPDDoc doc = new AcroPDDoc();
try
{
var opened = doc.Open(selectedPdfFile.FullName);
if (!opened)
{
throw new Exception("Unable to open file.");
}
object js_object = doc.GetJSObject();
Type js_type = js_object.GetType();
object[] js_param = { };
string script_name = string.Empty;
if (hasCover)
{
switch (coverLen)
{
case 48:
default:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_booklet_48pica];
break;
case 49:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_booklet_49pica];
break;
case 50:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_booklet_50pica];
break;
case 51:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_booklet_51pica];
break;
}
}
else
{
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_booklet_no_cover];
}
js_type.InvokeMember(script_name,
BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Instance,
null, js_object, js_param);
// save document
var test = doc.Save(1, NewFileCreated.FullName); // doc.Save(1, NewFileCreated.FullName); would overwrite original
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
NewFileCreated = null;
throw new Exception("Error in attempt to center Pdf file.");
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
app = null;
GC.Collect();
}
}
private void centerOnLetterPaper()
{
CAcroApp app = new AcroApp(); // Acrobat
CAcroPDDoc doc = new AcroPDDoc(); // First document
try
{
// use reflection to center the pdf
var opened = doc.Open(selectedPdfFile.FullName);
if (opened)
{
object js_object = doc.GetJSObject();
Type js_type = js_object.GetType();
object[] js_param = { };
string script_name = string.Empty;
int? cover_length = null;
if (hasCover)
{
cover_length = coverLen;
}
switch (cover_length)
{
case 48:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_48pica];
break;
case 49:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_49pica];
break;
case 50:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_50pica];
break;
case 51:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_51pica];
break;
default:
script_name = Models.Utilities.AcrobatJS.Javascripts
[Models.Utilities.LocalJavascripts.center_letter_no_cover];
break;
}
js_type.InvokeMember(script_name,
System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance,
null, js_object, js_param);
// test that the file exists
doc.Save(1, newFileName);
}
else
{
throw new Exception("Could not center pdf.");
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
app = null;
GC.Collect();
}
}
public ConvertToPdfa(CockleFilePdf cockleFilePdf, bool center)
{
if (null == cockleFilePdf)
{
throw new Exception("Original file is null.");
}
if (!Models.Utilities.AcrobatJS.AreAcrobatJavascriptsInPlace())
{
throw new Exception();
}
OriginalCockleFilePdf = cockleFilePdf;
CAcroApp app = new AcroApp();
CAcroPDDoc doc = new AcroPDDoc();
try
{
doc.Open(cockleFilePdf.FullName);
// first center
object js_object = doc.GetJSObject();
Type js_type = js_object.GetType();
object[] js_param = { };
string script_name = string.Empty;
if (cockleFilePdf.CoverLength != null)
{
switch (cockleFilePdf.CoverLength)
{
case 48:
default:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_letter_48pica];
break;
case 49:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_letter_49pica];
break;
case 50:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_letter_50pica];
break;
case 51:
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_letter_51pica];
break;
}
}
else
{
script_name = Utilities.AcrobatJS.Javascripts
[Utilities.LocalJavascripts.center_letter_no_cover];
}
object createCenteredPdf = js_type.InvokeMember(
script_name, /* name of js function */
BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Instance,
null, js_object, js_param);
// then create pdfa
object createNewPdfADoc = js_type.InvokeMember(
/*"convertToPdfA", name of js function */
AcrobatJS.Javascripts[LocalJavascripts.convert_pdfa],
BindingFlags.InvokeMethod | BindingFlags.Public | BindingFlags.Instance,
null, js_object, js_param);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
throw new Exception("Error in attempt to convert original to PDF/A file.");
}
finally
{
doc.Close();
app.CloseAllDocs();
app.Exit();
doc = null;
app = null;
GC.Collect();
}
try
{
var new_file_name = OriginalCockleFilePdf.FullName.Replace(".pdf", "_A1b.pdf");
while (!System.IO.File.Exists(new_file_name)) /*block*/ } {
PdfaCockleFilePdf = cockleFilePdf;
PdfaCockleFilePdf.FullName = new_file_name.Replace("_A1b.pdf", " pdfa.pdf");
System.IO.File.Move(new_file_name, PdfaCockleFilePdf.FullName);
while (!System.IO.File.Exists(PdfaCockleFilePdf.FullName)) /*block*/
{
}
}