public bool ConvertPDF2PNG(string inConvertFilePath,
string inNewFileTargetFolderPath,
double inResolutionX,
double inResolutionY,
double inGraphicsAlphaBitsValue,
double inTextAlphaBitsValue)
{
// logger.Info("inConvertFilePath = " + inConvertFilePath + ", inNewFileTargetFolderPath = " + inNewFileTargetFolderPath +
// ", inResolutionX = " + inResolutionX + ", inResolutionY = " + inResolutionY + ", inGraphicsAlphaBitsValue = " + inGraphicsAlphaBitsValue +
// ", inTextAlphaBitsValue = " + inTextAlphaBitsValue + ");
bool conversionSucceed;
CheckBaseParamsValidation(inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue);
// Make the conversion.
FileConverter fileConvertor = InstancesManager.GetObject(InstancesManager.ConversionType.PDF2PNG);
conversionSucceed = fileConvertor.ConvertPDF2PNG(inConvertFilePath, inNewFileTargetFolderPath, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue);
InstancesManager.PutObject(InstancesManager.ConversionType.PDF2PNG, fileConvertor);
// Rename PNG names to the correct page counter.
RenameImagesNames(inNewFileTargetFolderPath, inConvertFilePath, "png");
return(conversionSucceed);
}
/// <summary>
/// Walking traverse all folders under inRoot looking for PDF files need to convert to PNG.
/// </summary>
/// <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>
private bool WalkDirectoryTreePDF2PNG(FileConverter inFileConvertor,
System.IO.DirectoryInfo inRoot,
string inTargetFolderPath,
string inConvertFileWildCard,
bool inDeleteSourcePDF,
bool inSearchSubFolders,
bool inSameTargetFolder,
double inResolutionX,
double inResolutionY,
double inGraphicsAlphaBitsValue,
double inTextAlphaBitsValue)
{
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.ConvertPDF2PNG(file.FullName, inTargetFolderPath, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue);
if (!fileConversion)
{
return(false);
}
//Delete old files.
if (inDeleteSourcePDF)
{
FileDelete(file.FullName);
}
// Rename PNG names to the correct page counter.
RenameImagesNames(inTargetFolderPath, file.FullName, "png");
}
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.
WalkDirectoryTreePDF2PNG(inFileConvertor, dirInfo, newPath, inConvertFileWildCard, inDeleteSourcePDF, inSearchSubFolders, inSameTargetFolder, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue);
}
else
{
// Recursive call for each subdirectory.
WalkDirectoryTreePDF2PNG(inFileConvertor, dirInfo, dirInfo.FullName, inConvertFileWildCard, inDeleteSourcePDF, inSearchSubFolders, inSameTargetFolder, inResolutionX, inResolutionY, inGraphicsAlphaBitsValue, inTextAlphaBitsValue);
}
}
}
}
return(true);
}