public void LoadDocument(Document document, string filename, bool attemptSingleImageMode, ResolutionDpi viewingResolution)
{
try
{
IntPtr docPtr = LibPdfium.LoadDocument(filename);
for(int i = 0; i < LibPdfium.GetPageCount(docPtr); i++)
{
IntPtr pagePtr = LibPdfium.LoadPage(docPtr, i);
double height = LibPdfium.GetPageHeight(pagePtr);
double width = LibPdfium.GetPageWidth(pagePtr);
SizeInches pageSize = new SizeInches(width, height);
Page myPage = new PageFromPdf(filename, i, pageSize, attemptSingleImageMode, viewingResolution);
document.AddPage(myPage);
LibPdfium.ClosePage(pagePtr);
}
LibPdfium.CloseDocument(docPtr);
}
catch(Exception ex)
{
string msg = ex.Message;
}
}
public void LoadImagesFromFiles(Document document, string[] filenames, SizeInches size)
{
foreach(string filename in filenames)
{
LoadFromFile(document, filename, size);
}
}
public PageFromPdf(string filename, int pageIndex, SizeInches size, bool attemptSingleImageMode, ResolutionDpi viewingResolution)
{
fFilename = filename;
fPageIndex = pageIndex;
fSingleImageMode = attemptSingleImageMode;
fViewingResolution = viewingResolution;
Initialize(size, 0, 0);
}
public Page()
{
fImageHandler = new ImageHandler(this);
fLayoutThumbnail = null;
fImageBoundsInches = null;
fSizeInch = null;
fResolutionDpi = null;
}
public bool LoadFromFile(Document document, string filename, SizeInches size)
{
bool validFile;
try
{
System.Drawing.Image image = Imaging.LoadImageFromFile(filename);
validFile = true;
}
catch(Exception ex)
{
string msg = ex.Message;
validFile = false;
}
if(validFile)
{
Page myPage = new PageFromFile(filename, size);
document.AddPage(myPage);
}
return validFile;
}
private void Scan(PageTypeEnum pageType)
{
ScanSettings settings = new ScanSettings();
SizeInches size;
switch(pageType)
{
case PageTypeEnum.Letter:
{
size = SizeInches.Letter;
}
break;
case PageTypeEnum.Legal:
{
size = SizeInches.Legal;
}
break;
default:
case PageTypeEnum.Custom:
{
size = new SizeInches(fAppSettings.ScannerCustomPageSize.Width, fAppSettings.ScannerCustomPageSize.Height);
}
break;
}
settings.ScanArea = new BoundsInches(0, 0, size);
settings.EnableFeeder = fAppSettings.ScannerEnableFeeder;
settings.ColorMode = fAppSettings.ScannerColorMode;
settings.Resolution = fAppSettings.ScannerResolution;
settings.Threshold = fAppSettings.ScannerThreshold;
settings.Brightness = fAppSettings.ScannerBrightness;
settings.Contrast = fAppSettings.ScannerContrast;
settings.ShowSettingsUI = fAppSettings.ScannerUseNativeUI;
settings.ShowTransferUI = true;
fScanner.Acquire(fDocument, settings, fScanner_AcquireCallback);
if(fLastScanned != pageType)
{
fLastScanned = pageType;
RefreshButtonScanLabel();
}
}
private void UIToSettings()
{
SizeInches customPageSize = new SizeInches((double)UpDownDoubleCustomPageWidth.Value, (double)UpDownDoubleCustomPageHeight.Value);
fAppSettings.ScannerCustomPageSize = customPageSize;
SizeInches defaultPageSize = new SizeInches((double)UpDownDoubleDefaultPageWidth.Value, (double)UpDownDoubleDefaultPageHeight.Value);
fAppSettings.DefaultPageSize = defaultPageSize;
switch(ComboBoxScannerColorMode.SelectedIndex)
{
default:
case 0: fAppSettings.ScannerColorMode = Defines.ColorModeEnum.BW; break;
case 1: fAppSettings.ScannerColorMode = Defines.ColorModeEnum.Gray; break;
case 2: fAppSettings.ScannerColorMode = Defines.ColorModeEnum.RGB; break;
}
fAppSettings.ScannerResolution = (int)UpDownIntegerScannerResolution.Value;
fAppSettings.ScannerThreshold = (double)UpDownDoubleScannerThreshold.Value;
fAppSettings.ScannerBrightness = (double)UpDownDoubleScannerBrightness.Value;
fAppSettings.ScannerContrast = (double)UpDownDoubleScannerContrast.Value;
//switch(ComboBoxPageScaling.SelectedIndex)
//{
// default:
// case 0: fAppSettings.PageScaling = Defines.PageScalingEnum.UseDpi; break;
// case 1: fAppSettings.PageScaling = Defines.PageScalingEnum.ShrinkOnly; break;
// case 2: fAppSettings.PageScaling = Defines.PageScalingEnum.StretchShrink; break;
//}
fAppSettings.PdfViewingResolution = (int)UpDownIntegerDpiPdfRendering.Value;
fAppSettings.PdfExportResolution = (int)UpDownIntegerDpiPdfExport.Value;
fAppSettings.PdfExportCompressedImages = (bool)CheckBoxExportCompressImages.IsChecked;
fAppSettings.PdfExportCompressionFactor = (int)UpDownIntegerExportCompressionFactor.Value;
fAppSettings.PdfImportNativePages = (ComboBoxPdfImportAction.SelectedIndex == 0);
fAppSettings.PdfImportSingleImages = (bool)CheckBoxPdfImageImport.IsChecked;
fAppSettings.PdfExportRemovePagesAfter = (bool)CheckBoxRemovePagesPdfExport.IsChecked;
fAppSettings.ShowPrintButton = (bool)CheckBoxShowPrintButton.IsChecked;
}
public static IntPtr CreatePage(IntPtr document, SizeInches size)
{
int pageIndex = GetPageCount(document);
double widthInPoints = size.Width * 72;
double heightInPoints = size.Height * 72;
return Pdfium.CreatePage(document, pageIndex, widthInPoints, heightInPoints);
}
public BoundsInches(double x, double y, SizeInches size)
: this(x, y, size.Width, size.Height)
{ }
public PageFromFile(string fileName, SizeInches size)
{
fFileName = fileName;
Initialize(size, 0, 0);
}
protected void Initialize(SizeInches pageSizeInches, int imageHorizontalDpi, int imageVerticalDpi)
{
fSizeInch = pageSizeInches;
fImageHandler.Initialize(imageHorizontalDpi, imageVerticalDpi);
RefreshLayout();
}
public void RotateSideways()
{
fSizeInch = fSizeInch.Transform(true);
RefreshLayout();
}
