void IPDFHelper.CreatePDF(string header, string date, string imageURLstring, string text)
{
var t = new FH();
unsafe
{
var pdfDoc = HPDF_Doc.HPDF_New(null, null);
}
//var t = new SuperNotesWiFi3D.iOS.libharu.FH();
//t.Foo();
throw new NotImplementedException();
}
async Task <string> IPDFHelper.CreatePDFAsync(string header, string date, string imageURLstring, string text)
{
string pdfFilepath = null;
await Task.Run(delegate()
{
// get path for image to download to
var tempImageFilePath = App.FileHelper.TempFilePath(Guid.NewGuid().ToString(), true);
// download image
try
{
var webClient = new System.Net.WebClient();
webClient.DownloadFile(imageURLstring, tempImageFilePath);
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
}
// get filepath for pdf file
var tempPDFfilepath = App.FileHelper.TempFilePath(Guid.NewGuid().ToString() + ".pdf", true);
// create and save PDF file
unsafe
{
// create PDF document
var pdfDoc = HPDF_Doc.HPDF_New(null, null);
if (pdfDoc != null)
{
// add single page
var pdfPage = HPDF_Doc.Page.HPDF_AddPage(pdfDoc);
if (pdfPage != null)
{
//TODO: add name of the note
// add image
byte[] tempImageFilePathByteArray = System.Text.Encoding.ASCII.GetBytes(tempImageFilePath);
fixed(byte *bytePointer = tempImageFilePathByteArray)
{
void *pdfImage = HPDF_Doc.Image.HPDF_LoadJpegImageFromFile(pdfDoc, (sbyte *)bytePointer);
if (pdfImage != null)
{
var imageWidth = HPDF_Doc.Image.HPDF_Image_GetWidth(pdfImage);
var imageHeight = HPDF_Doc.Image.HPDF_Image_GetHeight(pdfImage);
var status = HPDF_Doc.Page.HPDF_Page_SetWidth(pdfPage, imageWidth);
status = HPDF_Doc.Page.HPDF_Page_SetHeight(pdfPage, imageHeight);
status = HPDF_Doc.Image.HPDF_Page_DrawImage(pdfPage, pdfImage, 0, 0, imageWidth, imageHeight);
}
else
{
//TODO: error?
}
}
// save PDF
byte[] bytesString = System.Text.Encoding.ASCII.GetBytes(tempPDFfilepath);
fixed(byte *tempPointer = bytesString)
{
sbyte *sbyteString = (sbyte *)tempPointer;
var status = HPDF_Doc.HPDF_SaveToFile(pdfDoc, sbyteString);
if (status == 0)
{
//TODO: no error?
}
else
{
//TODO: error?
}
}
}
// done
HPDF_Doc.HPDF_Free(pdfDoc);
}
}
// cleanup image
App.FileHelper.DeleteFile(tempImageFilePath);
pdfFilepath = tempPDFfilepath;
});
return(pdfFilepath);
}
