public void GetFonts()
{
LOGFONT lf = CreateLogFont("");
IntPtr plogFont = Marshal.AllocHGlobal(Marshal.SizeOf(lf));
Marshal.StructureToPtr(lf, plogFont, true);
int ret = 0;
try
{
//If anyone knows of a better way to get the pointer please let me know
var pictureBox = new PictureBox();
var graphic = pictureBox.CreateGraphics();
var ptr = graphic.GetHdc();
del1 = new EnumFontExDelegate(callback1);
ret = EnumFontFamiliesEx(ptr, plogFont, del1, IntPtr.Zero, 0);
graphic.ReleaseHdc(ptr);
}
catch
{
Console.WriteLine("Error!");
}
finally
{
Marshal.DestroyStructure(plogFont, typeof(LOGFONT));
}
}
public Win32FontSystem(Control control)
{
// Get the list of font families.
LOGFONT lf = CreateLogFont();
IntPtr plogFont = Marshal.AllocHGlobal(Marshal.SizeOf(lf));
Marshal.StructureToPtr(lf, plogFont, true);
using (Graphics g = control.CreateGraphics())
{
try
{
IntPtr hDC = g.GetHdc();
EnumFontExDelegate callback =
delegate(ref ENUMLOGFONTEX lpelfe, ref NEWTEXTMETRICEX lpntme, int FontType, int lParam)
{
try
{
// For now, just get the western font names..
if (lpelfe.elfScript == "Western")
{
_familyLogFonts[lpelfe.elfFullName] = lpelfe.elfLogFont;
}
}
catch (Exception e)
{
System.Diagnostics.Trace.WriteLine(e.ToString());
}
return(1);
};
EnumFontFamiliesEx(hDC, plogFont, callback, IntPtr.Zero, 0);
_familyNames = _familyLogFonts.Keys.ToList();
g.ReleaseHdc(hDC);
}
catch
{
MessageBox.Show("Error enumerating Win32 fonts");
Debug.Assert(false);
}
finally
{
Marshal.DestroyStructure(plogFont, typeof(LOGFONT));
}
}
}
private static extern int EnumFontFamiliesEx(IntPtr hdc, [In] IntPtr pLogfont, EnumFontExDelegate lpEnumFontFamExProc, IntPtr lParam, uint dwFlags);
private static extern int EnumFontFamiliesEx(IntPtr hdc, [In] IntPtr pLogfont, EnumFontExDelegate lpEnumFontFamExProc, IntPtr lParam, uint dwFlags);
public static LOGFONT GetLOGFONT(string fontName, bool bold, bool italic)
{
if (string.IsNullOrEmpty(fontName))
{
fontName = "Arial";
}
LOGFONT lf = new LOGFONT();
lf.lfCharSet = 1;
lf.lfFaceName = fontName;
if (italic)
{
lf.lfItalic = 255;
}
if (bold)
{
lf.lfWeight = 700;
}
else
{
lf.lfWeight = 400;
}
IntPtr plogFont = Marshal.AllocHGlobal(Marshal.SizeOf(lf));
Marshal.StructureToPtr(lf, plogFont, true);
LOGFONTFinder finder = new LOGFONTFinder();
try
{
IntPtr HDC = Win32.GetDC(IntPtr.Zero);
EnumFontExDelegate del = new EnumFontExDelegate(finder.EnumFontFamExProc);
int ret = 0;
ret = EnumFontFamiliesEx(HDC, plogFont, del, IntPtr.Zero, 0);
//System.Diagnostics.Trace.WriteLine("EnumFontFamiliesEx = " + ret.ToString());
Win32.ReleaseDC(IntPtr.Zero, HDC);
}
catch (System.Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
Marshal.DestroyStructure(plogFont, typeof(LOGFONT));
}
bool find;
LOGFONT result = finder.Find(lf, out find);
if (find)
{
return(result);
}
else
{
if (fontName.Equals("Arial"))
{
throw new PDFException("System fonts are not available.");
}
}
return(GetLOGFONT("Arial", bold, italic));
}
