/// <summary>
/// Returns available FileConvertor from ConcurrentBag collection by conversion type (if there is any).
/// Otherwise create one and return it.
/// </summary>
/// <param name="inConversionType"></param>
/// <returns></returns>
public static FileConverter GetObject(ConversionType inConversionType)
{
FileConverter fileConverter;
if (!GetConverterInstancesByType(inConversionType).TryTake(out fileConverter))
fileConverter = new FileConverter(inConversionType);
return fileConverter;
}
/// <summary>
/// Walking traverse all folders under inRoot looking for PDF files need to convert to JPG.
/// </summary>
/// <param name="inFileConvertor"></param>
/// <param name="inRoot"></param>
/// <param name="inTargetFolderPath"></param>
/// <param name="inConvertFileWildCard"></param>
/// <param name="inDeleteSourcePDF"></param>
/// <param name="inSearchSubFolders"> If true traverse each sub-folders and convert them, except if one of the sub-folders is the target folder. </param>
/// <param name="inSameTargetFolder"> If false create new sub folder under target folder path with the same name as the root sub-folder. </param>
/// <param name="inResolutionX"></param>
/// <param name="inResolutionY"></param>
private bool WalkDirectoryTreePDF2JPG(FileConverter inFileConvertor,
System.IO.DirectoryInfo inRoot,
string inTargetFolderPath,
string inConvertFileWildCard,
bool inDeleteSourcePDF,
bool inSearchSubFolders,
bool inSameTargetFolder,
double inResolutionX,
double inResolutionY,
double inGraphicsAlphaBitsValue,
double inTextAlphaBitsValue,
double inQuality)
{
bool fileConversion;
System.IO.FileInfo[] files = null;
System.IO.DirectoryInfo[] subDirs = null;
// First, process all the files directly under this folder
files = inRoot.GetFiles(inConvertFileWildCard);
if (files != null)
{
foreach (System.IO.FileInfo file in files)
{
// Make file conversion.
fileConversion = inFileConvertor.ConvertPDF2JPG(file.FullName, inTargetFolderPath, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue, inQuality);
if (!fileConversion)
return false;
//Delete old files.
if (inDeleteSourcePDF)
FileDelete(file.FullName);
// Rename JPG names to the correct page counter.
RenameImagesNames(inTargetFolderPath, file.FullName, "jpg");
}
if (inSearchSubFolders)
{
// Now find all the subdirectories under this directory.
subDirs = inRoot.GetDirectories();
foreach (System.IO.DirectoryInfo dirInfo in subDirs)
{
// In case the target folder is sub directory of the converted folder don't check it.
if (inTargetFolderPath.Contains(dirInfo.FullName))
continue;
if (!inSameTargetFolder)
{
//Create a new sub folder under target folder path
string newPath = System.IO.Path.Combine(inTargetFolderPath, dirInfo.Name);
//Create the sub folder
System.IO.Directory.CreateDirectory(newPath);
//Recursive call for each subdirectory.
WalkDirectoryTreePDF2JPG(inFileConvertor, dirInfo, newPath, inConvertFileWildCard, inDeleteSourcePDF, inSearchSubFolders, inSameTargetFolder, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue, inQuality);
}
else
{
// Recursive call for each subdirectory.
WalkDirectoryTreePDF2JPG(inFileConvertor, dirInfo, dirInfo.FullName, inConvertFileWildCard, inDeleteSourcePDF, inSearchSubFolders, inSameTargetFolder, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue, inQuality);
}
}
}
}
return true;
}
/// <summary>
/// Return used FileConvertor to ConcurrentBag collection by conversion type.
/// </summary>
/// <param name="inConversionType"></param>
/// <param name="inFileConvertor"></param>
public static void PutObject(ConversionType inConversionType, FileConverter inFileConvertor)
{
GetConverterInstancesByType(inConversionType).Add(inFileConvertor);
}
/// <summary>
/// Walking traverse all folders under inRoot looking for PDF files need to convert to EPS.
/// </summary>
/// <param name="inFileConvertor"></param>
/// <param name="inRoot"></param>
/// <param name="inTargetFolderPath"></param>
/// <param name="inConvertFileWildCard"></param>
/// <param name="inDeleteSourcePDF"></param>
/// <param name="inSearchSubFolders"> If true traverse each sub-folders and convert them, except if one of the sub-folders is the target folder. </param>
/// <param name="inSameTargetFolder"> If false create new sub folder under target folder path with the same name as the root sub-folder. </param>
/// <param name="inFirstPageToConvert"></param>
/// <param name="inLastPageToConvert"></param>
/// <returns></returns>
private bool WalkDirectoryTreePDF2EPS(FileConverter inFileConvertor, System.IO.DirectoryInfo inRoot, string inTargetFolderPath, string inConvertFileWildCard,
bool inDeleteSourcePDF, bool inSearchSubFolders, bool inSameTargetFolder, double inFirstPageToConvert, double inLastPageToConvert)
{
bool fileConversion;
System.IO.FileInfo[] files = null;
System.IO.DirectoryInfo[] subDirs = null;
// First, process all the files directly under this folder
files = inRoot.GetFiles(inConvertFileWildCard);
if (files != null)
{
foreach (System.IO.FileInfo file in files)
{
// Create converted EPS path.
string convertedEPSPath = inTargetFolderPath + "\\" + Path.GetFileNameWithoutExtension(file.FullName) + ".eps";
// Make file conversion.
fileConversion = inFileConvertor.ConvertPDF2EPS(file.FullName, convertedEPSPath, inFirstPageToConvert, inLastPageToConvert);
if (!fileConversion)
return false;
//Delete old files.
if (inDeleteSourcePDF)
FileDelete(file.FullName);
}
if (inSearchSubFolders)
{
// Now find all the subdirectories under this directory.
subDirs = inRoot.GetDirectories();
foreach (System.IO.DirectoryInfo dirInfo in subDirs)
{
// In case the target folder is sub directory of the converted folder don't check it.
if (inTargetFolderPath.Contains(dirInfo.FullName))
continue;
if (!inSameTargetFolder)
{
//Create new sub folder under target folder path
string newPath = System.IO.Path.Combine(inTargetFolderPath, dirInfo.Name);
//Create the sub folder
System.IO.Directory.CreateDirectory(newPath);
//Recursive call for each subdirectory.
WalkDirectoryTreePDF2EPS(inFileConvertor, dirInfo, newPath, inConvertFileWildCard, inDeleteSourcePDF, inSearchSubFolders, inSameTargetFolder, inFirstPageToConvert, inLastPageToConvert);
}
else
{
// Recursive call for each subdirectory.
WalkDirectoryTreePDF2EPS(inFileConvertor, dirInfo, dirInfo.FullName, inConvertFileWildCard, inDeleteSourcePDF, inSearchSubFolders, inSameTargetFolder, inFirstPageToConvert, inLastPageToConvert);
}
}
}
}
return true;
}
