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Consolidate Font Registration for iTextSharp

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Rich 2019-08-15 15:56:44 +00:00
parent 70f6cc2ec6
commit da3a87e892
1 changed files with 160 additions and 0 deletions
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160
PROMS/Volian.Base.Library/VlnItextSharpFont.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using iTextSharp.text.factories;
using Microsoft.Win32;
using System.Text.RegularExpressions;
using System.IO;
using iTextSharp.text;
namespace Volian.Base.Library
{
/// <summary>
/// B2019-116 Volian.Base.Library This is a generic class for dealing with iTextSharp Fonts
/// Code moved and consolidated from Volian.Print.Library Volian PDF.Library and VG
/// </summary>
public static class VlnItextFont
{
private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
private static string _PromsFontDir = null;//B2019-099 Consistent Font Retrieve
/// <summary>
/// Register fonts based upon PromsFonts command line parameter
/// </summary>
public static void RegisterPromsFonts()
{
_PromsFontDir = Volian.Base.Library.VlnSettings.GetCommand("PromsFonts", "");
if (_PromsFontDir != "")
{
DirectoryInfo di = new DirectoryInfo(_PromsFontDir);
if (di.Exists)
{
_MyLog.WarnFormat("PROMS Font Folder = {0}", _PromsFontDir); // C2019-028 Add info in the error log
iTextSharp.text.FontFactory.RegisterDirectory(_PromsFontDir);
}
}
}
public static void RegisterFontByFontFolders(string fontName)
{
int profileDepth = ProfileTimer.Push(string.Format(">>>> RegisterFont {0}", fontName));
if (!iTextSharp.text.FontFactory.IsRegistered(fontName))
{
if (_PromsFontDir == null)//B2019-099 Consistent Font Retrieve
{
_PromsFontDir = Volian.Base.Library.VlnSettings.GetCommand("PromsFonts", "");
if (_PromsFontDir == "")
_PromsFontDir = FontFind.FontDir;
else
{
DirectoryInfo di = new DirectoryInfo(_PromsFontDir);
if (!di.Exists)
_PromsFontDir = FontFind.FontDir;
else
_MyLog.WarnFormat("PROMS Font Folder = {0}", _PromsFontDir); // C2019-028 Add info in the error log
}
}
int profileDepth1 = ProfileTimer.Push(">>>> RegisterDirectory " + _PromsFontDir);
iTextSharp.text.FontFactory.RegisterDirectory(_PromsFontDir);
ProfileTimer.Pop(profileDepth1);
if (!iTextSharp.text.FontFactory.IsRegistered(fontName))
{
//B2019-099 Consistent Font Retrieve
_MyLog.WarnFormat("Problem with Font {0} in {1}", fontName, _PromsFontDir);
if (_PromsFontDir != FontFind.FontDir)
{
int profileDepth2 = ProfileTimer.Push(">>>> RegisterDirectory " + FontFind.FontDir);
iTextSharp.text.FontFactory.RegisterDirectory(FontFind.FontDir);
ProfileTimer.Pop(profileDepth2);
if (!iTextSharp.text.FontFactory.IsRegistered(fontName))
{
_MyLog.WarnFormat("Problem with Font {0} in {1}", fontName, FontFind.FontDir);
int profileDepth3 = ProfileTimer.Push(">>>> RegisterDirectories");
iTextSharp.text.FontFactory.RegisterDirectories();
ProfileTimer.Pop(profileDepth3);
}
}
else
{
int profileDepth4 = ProfileTimer.Push(">>>> RegisterDirectories");
iTextSharp.text.FontFactory.RegisterDirectories();
ProfileTimer.Pop(profileDepth4);
}
}
if (!iTextSharp.text.FontFactory.IsRegistered(fontName))
{
_MyLog.WarnFormat("Font {0} could not be found!", fontName);
}
else
{
iTextSharp.text.Font fnt = iTextSharp.text.FontFactory.GetFont(fontName, 10);
if (fnt.BaseFont == null)
{
_MyLog.WarnFormat("Font {0} is not installed properly!", fontName);
}
}
}
ProfileTimer.Pop(profileDepth);
}
private static RegistryKey _FontKey = Registry.LocalMachine.OpenSubKey("Software").OpenSubKey("Microsoft").OpenSubKey("Windows NT").OpenSubKey("CurrentVersion").OpenSubKey("Fonts");
public static RegistryKey FontKey
{ get { return _FontKey; } }
/// <summary>
/// Try to register a particular font, if it fails register the entire font folder
/// </summary>
/// <param name="fontName">FontName - Used to find a font file.</param>
public static void RegisterFont(string fontName)
{
if (!FontFactory.IsRegistered(fontName))
{
foreach (string name in FontKey.GetValueNames())
{
if (name.StartsWith(fontName))
{
string fontFile = (string)FontKey.GetValue(name);
FontFactory.Register(fontFile.Contains("\\") ? fontFile : FontFind.FontDir + "\\" + fontFile);
}
}
if (!FontFactory.IsRegistered(fontName))
RegisterFontByFontFolders(fontName);
}
}
}
public static class FontFind
{
private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
private static string _FontDir = null;
public static string FontDir
{
get
{
if (_FontDir == null)
{
// B2019-112 Error Log Font Dir
// C2019-028, B2019-099 Add call to .Net 4.6.1 method to get the system's windows font folder
_FontDir = System.Environment.GetFolderPath(System.Environment.SpecialFolder.Fonts);
if (_FontDir != null) _MyLog.WarnFormat("Special Font Folder = {0}", _FontDir); // C2019-028 Add info in the error log
if (_FontDir == null)
{
RegistryKey regKey = Registry.CurrentUser.OpenSubKey(@"Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders");
if (regKey != null)
{
object obj = regKey.GetValue("Fonts");
// B2019-099 Add more debug
if (obj != null) _MyLog.WarnFormat("Font regkey.fonts = {0}", obj); // C2019-028 Add info in the error log
// C2019-028 Add Null check before attempt to convert to string
if (obj != null)
_FontDir = obj.ToString();
}
if (_FontDir == null) // Not allowed or cannot find the fonts folder value in the registry.
{
_FontDir = @"C:\Windows\Fonts"; // default to C:\Windows\Fonts
_MyLog.WarnFormat("FontDir set to default = {0}", _FontDir); // C2019-028 Add info in the error log
}
}
}
return _FontDir;
}
}
}
}