public bool SaveJavaScript(PsStream _stream)
{
CheckBaseObj();
byte ret = PdfToHtmlSaveJavaScript(m_obj, _stream == null ? IntPtr.Zero : _stream.m_obj);
return(ret != 0);
}
public bool SavePageHtml(PsStream _stream, PdfHtmlParams _params, int _page_num, PdfCancelProc _cancel_proc, IntPtr _cancel_data)
{
CheckBaseObj();
PdfHtmlParamsInt _paramsInt = _params.GetIntStruct();
IntPtr _params_ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(PdfHtmlParamsInt)));
Marshal.StructureToPtr(_paramsInt, _params_ptr, true);
byte ret = PdfHtmlDocSavePageHtml(m_obj, _stream == null ? IntPtr.Zero : _stream.m_obj, _params_ptr, _page_num, _cancel_proc, _cancel_data);
Marshal.FreeHGlobal(_params_ptr);
_params_ptr = IntPtr.Zero;
return(ret != 0);
}
public async Task <List <string> > ExtractImage(
String email,
String licenseKey,
String openPath,
String imgPath,
Double zoom
)
{
List <string> imageList = 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(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
for (int i = 0; i < doc.GetNumPages(); i++)
{
PdfPage page = doc.AcquirePage(i);
if (page == null)
{
throw new Exception(pdfix.GetError());
}
PdfPageView pageView = page.AcquirePageView(zoom, PdfRotate.kRotate0);
if (pageView == null)
{
throw new Exception(pdfix.GetError());
}
int width = pageView.GetDeviceWidth();
int height = pageView.GetDeviceHeight();
PsImage image = pdfix.CreateImage(width, height,
PsImageDIBFormat.kImageDIBFormatArgb);
if (image == null)
{
throw new Exception(pdfix.GetError());
}
PdfPageRenderParams pdfPageRenderParams = new PdfPageRenderParams();
pdfPageRenderParams.image = image;
pdfPageRenderParams.matrix = pageView.GetDeviceMatrix();
pdfPageRenderParams.render_flags = Pdfix.kRenderAnnot;
if (!page.DrawContent(pdfPageRenderParams, null, IntPtr.Zero))
{
throw new Exception(pdfix.GetError());
}
PsStream stream = pdfix.CreateFileStream(imgPath + i.ToString() + ".jpg", PsFileMode.kPsWrite);
PdfImageParams imgParams = new PdfImageParams();
imgParams.format = PdfImageFormat.kImageFormatJpg;
imgParams.quality = 75;
if (!image.SaveToStream(stream, imgParams))
{
throw new Exception(pdfix.GetError());
}
imageList.Add(imgPath + i.ToString());
stream.Destroy();
pageView.Release();
page.Release();
}
doc.Close();
}
catch (Exception ex)
{
throw ex;
}
return(imageList);
}
public static void Run(
String email, // authorization email
String licenseKey, // authorization license key
String openPath, // source PDF document
String savePath, // output folder for HTML content
String configPath, // configuration file
PdfHtmlParams htmlParams // html conversion params
)
{
Pdfix pdfix = new Pdfix();
if (pdfix == null)
{
throw new Exception("Pdfix initialization fail");
}
if (!pdfix.Authorize(email, licenseKey))
{
throw new Exception(pdfix.GetError());
}
PdfToHtml pdfToHtml = new PdfToHtml();
if (pdfToHtml == null)
{
throw new Exception("PdfToHtml initialization fail");
}
if (!pdfToHtml.Initialize(pdfix))
{
throw new Exception(pdfix.GetError());
}
PdfDoc doc = pdfix.OpenDoc(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
// customize conversion
PsFileStream stm = pdfix.CreateFileStream(configPath, PsFileMode.kPsReadOnly);
if (stm != null)
{
PdfDocTemplate docTmpl = doc.GetDocTemplate();
if (docTmpl == null)
{
throw new Exception(pdfix.GetError());
}
if (!docTmpl.LoadFromStream(stm, PsDataFormat.kDataFormatJson))
{
throw new Exception(pdfix.GetError());
}
stm.Destroy();
}
// set html conversion params
//htmlParams.type = PdfHtmlType.kPdfHtmlResponsive;
//htmlParams.width = 1200;
//htmlParams.flags |= PdfToHtml.kHtmlExportJavaScripts;
//htmlParams.flags |= PdfToHtml.kHtmlExportFonts;
//htmlParams.flags |= PdfToHtml.kHtmlRetainFontSize;
//htmlParams.flags |= PdfToHtml.kHtmlRetainTextColor;
htmlParams.flags |= PdfToHtml.kHtmlNoExternalCSS | PdfToHtml.kHtmlNoExternalJS |
PdfToHtml.kHtmlNoExternalIMG | PdfToHtml.kHtmlNoExternalFONT;
PdfHtmlDoc htmlDoc = pdfToHtml.OpenHtmlDoc(doc);
if (htmlDoc == null)
{
throw new Exception(pdfix.GetError());
}
// save common js and css for all pages
PsStream docCss = pdfix.CreateFileStream(savePath + "/document.css",
PsFileMode.kPsTruncate);
if (!pdfToHtml.SaveCSS(docCss))
{
throw new Exception(pdfix.GetError());
}
docCss.Destroy();
PsStream docJs = pdfix.CreateFileStream(savePath + "/document.js",
PsFileMode.kPsTruncate);
if (!pdfToHtml.SaveJavaScript(docJs))
{
throw new Exception(pdfix.GetError());
}
docJs.Destroy();
PsStream docStm = pdfix.CreateFileStream(savePath + "/document.html",
PsFileMode.kPsTruncate);
if (!htmlDoc.SaveDocHtml(docStm, htmlParams, null, IntPtr.Zero))
{
throw new Exception(pdfix.GetError());
}
docStm.Destroy();
for (int i = 0; i < doc.GetNumPages(); i++)
{
string pageFile = savePath + "/document_page" + i + ".html";
PsStream pageStm = pdfix.CreateFileStream(pageFile, PsFileMode.kPsTruncate);
if (!htmlDoc.SavePageHtml(pageStm, htmlParams, i, null, IntPtr.Zero))
{
throw new Exception(pdfix.GetError());
}
pageStm.Destroy();
}
htmlDoc.Close();
doc.Close();
pdfToHtml.Destroy();
pdfix.Destroy();
}
